diff options
| author | Christopher Faylor <me@cgf.cx> | 2012-01-01 20:57:25 +0400 |
|---|---|---|
| committer | Christopher Faylor <me@cgf.cx> | 2012-01-01 20:57:25 +0400 |
| commit | d27d202f56682f6f01903790a84de1e9cca9aced (patch) | |
| tree | 9e77874850934b1796e0899a811fc6cc1169c417 /winsup/cygwin/ChangeLog-2011 | |
| parent | 594a229a803b67dc4e856c595e32bfc938dbdd0b (diff) | |
Bump ChangeLog
Diffstat (limited to 'winsup/cygwin/ChangeLog-2011')
| -rw-r--r-- | winsup/cygwin/ChangeLog-2011 | 5318 |
1 files changed, 5318 insertions, 0 deletions
diff --git a/winsup/cygwin/ChangeLog-2011 b/winsup/cygwin/ChangeLog-2011 new file mode 100644 index 000000000..a8b9a3af5 --- /dev/null +++ b/winsup/cygwin/ChangeLog-2011 @@ -0,0 +1,5318 @@ +2011-12-30 Yaakov Selkowitz <yselkowitz@users.sourceforge.net> + + * cygwin.din (getpt): Export. + * posix.sgml (std-gnu): Add getpt. + * tty.cc (getpt): New function. + * include/cygwin/stdlib.h [!__STRICT_ANSI__] (getpt): Declare. + * include/cygwin/version.h (CYGWIN_VERSION_API_MINOR): Bump. + +2011-12-30 Yaakov Selkowitz <yselkowitz@users.sourceforge.net> + + * thread.cc: Mark pthread_rwlock_timedrdlock and + pthread_rwlock_timedwrlock as not yet implemented in the list of + cancellation points. + +2011-12-24 Christopher Faylor <me.cygwin2011@cgf.cx> + + * fhandler_dsp.cc (fhandler_dev_dsp::fhandler_dev_dsp): Set up device. + + * syscalls.cc (open): Very minor formatting tweak. + +2011-12-24 Corinna Vinschen <vinschen@redhat.com> + + * path.cc (struct symlink_info): Add bool argument to declaration of + check_reparse_point. + (symlink_info::check_reparse_point): Add bool argument to indicate + remote drive. Handle STATUS_PENDING. Don't evaluate junctions on + remote drives. Fix comments. + (symlink_info::check): Drop check for is_remote_drive and associated + comment here. Add fs.is_remote_drive as second parameter to + check_reparse_point call. + +2011-12-23 Corinna Vinschen <vinschen@redhat.com> + + * pinfo.cc (pinfo_basic::pinfo_basic): Fix formatting. Set uid and gid + to default values to accommodate early initialization of shared user + info. Add comment. + +2011-12-22 Corinna Vinschen <vinschen@redhat.com> + + * spawn.cc (child_info_spawn::worker): Add CREATE_BREAKAWAY_FROM_JOB + to c_flags only if current process is member of a job and breakaway + is allowed. + +2011-12-22 Corinna Vinschen <vinschen@redhat.com> + + * external.cc (cygwin_internal): Implement CW_ALLOC_DRIVE_MAP, + CW_MAP_DRIVE_MAP, CW_FREE_DRIVE_MAP. + * fhandler_process.cc: Include mount.h. + (get_volume_path_names_for_volume_name): Move to mount.cc. + (struct dos_drive_mappings): Ditto. + * mount.cc (get_volume_path_names_for_volume_name): Move here. + (dos_drive_mappings::dos_drive_mappings): Ditto. + (dos_drive_mappings::fixup_if_match): Ditto. + (dos_drive_mappings::~dos_drive_mappings): Ditto. + * mount.h (class dos_drive_mappings): Declare her. + * include/sys/cygwin.h (cygwin_getinfo_types): Add CW_ALLOC_DRIVE_MAP, + CW_MAP_DRIVE_MAP, CW_FREE_DRIVE_MAP. + * include/cygwin/version.h: Bump API minor number. + +2011-12-22 Corinna Vinschen <vinschen@redhat.com> + + * fhandler_process.cc: Drop unneeded includes. + +2011-12-22 Corinna Vinschen <vinschen@redhat.com> + + Throughout use wincap.allocation_granularity instead of getpagesize. + Throughout use wincap.page_size instead of getsystempagesize. + Throughout use "status" as variable name to hold NTSTATUS values. + * fhandler_mem.cc: Check for NT_SUCCESS rather than for STATUS_SUCCESS. + Fix debug_printf output. Rectify long statements. Fix comment + formatting. + * fhandler_proc.cc: Ditto. + (format_proc_swaps): Drop useless test for ERROR_PROC_NOT_FOUND. + * fhandler_process.cc: Ditto as in fhandler_mem.cc. + (get_process_state): Rearrange allocation loop. Use malloc/realloc. + (get_mem_values): Fix potential NULL pointer usage. Drop unused + variable. + * pinfo.cc (winpids::enum_processes): Handle low memory gracefully. + * sec_auth.cc (get_priv_list): Drop local variable ret. + * shared.cc (memory_init): Drop outdated call to getpagesize. + * syscalls.cc (getsystempagesize): Remove. + * sysconf.cc: Check for NT_SUCCESS rather than for STATUS_SUCCESS. + (sysinfo): Constify sizeof_stodi. Drop useless test for + ERROR_PROC_NOT_FOUND. + * thread.cc (pthread_getattr_np): Cast pointers to uintptr_t rather + than to int for pointer arithmetic. + * winsup.h (getsystempagesize): Drop declaration. + +2011-12-21 Christopher Faylor <me.cygwin2011@cgf.cx> + + * fhandler.cc (fhandler_base_overlapped::wait_overlapped): Use correct + value in switch statement. + +2011-12-21 Corinna Vinschen <vinschen@redhat.com> + + * dcrt0.cc (_dll_crt0): Rephrase comments. Set $ebp to NULL, as in + the pthread stack setup. + * wow64.cc (wow64_revert_to_original_stack): Rephrase some comments. + Return _tlsbase-16 rather than _main_tls-4 so as not to waste stack. + +2011-12-19 Corinna Vinschen <vinschen@redhat.com> + + * syscalls.cc (rename): Fix typo in comment. Fix condition to handle + the case oldpath is no .lnk symlink and newpath points to an existing + .lnk symlink or .exe file and no explicit .lnk suffix has been given + in oldpath. Add a comment to explain. + +2011-12-19 Corinna Vinschen <vinschen@redhat.com> + + * dcrt0.cc (dll_crt0_0): Check for wincap.wow64_has_secondary_stack + rather than for wincap.is_wow64. Accommodate name change from + wow64_has_64bit_parent to wow64_needs_stack_adjustment. Align comment. + (_dll_crt0): Ditto. + * wincap.h (wincaps::wow64_has_secondary_stack): New element. + * wincap.cc: Implement above element throughout. + (wincapc::init): Set wow64_has_secondary_stack to false on non-64 bit + systems. + * wow64.cc (wow64_needs_stack_adjustment): Rename (hopefully the last + time) from wow64_has_64bit_parent. + (wow64_eval_expected_main_stack): Fix comment to reflect real life. + (wow64_test_for_64bit_parent): Fix comment. + * wow64.h (wow64_needs_stack_adjustment): Accommodate new name. + +2011-12-17 Christopher Faylor <me.cygwin2011@cgf.cx> + + * fhandler.cc (fhandler_base::close): Move setting isclosed() from here + to closed(). + (fhandler_base_overlapped::close): Correct comment. + (fhandler_base_overlapped::destroy_overlapped): Signal overlapped event + before closing it to potentially wake up a waiting thread. + (fhandler_base_overlapped::wait_overlapped): Expand setting of err when + closed to encompass non-signal event. Test for a cancel event before + making nonblocking decisions. + * syscalls.cc (close): Set closed flag here so that any concurrently + executing functions will be notified ASAP. + +2011-12-17 Corinna Vinschen <vinschen@redhat.com> + + * dcrt0.cc (_dll_crt0): Fix formatting. + +2011-12-17 Corinna Vinschen <vinschen@redhat.com> + + * wow64.cc (wow64_revert_to_original_stack): Fix comment. + * wow64.h (wow64_respawn_process): Declare noreturn. + +2011-12-17 Christopher Faylor <me.cygwin2011@cgf.cx> + + * exceptions.cc (set_signal_mask): Remove useless debugging output. + + * fhandler.cc (fhandler_base::write): Ditto. + (fhandler_base_overlapped::close): Cancel any ongoing I/O before + closing. + * syscalls.cc (write): Default to always reporting all writes in strace + output via syscall_printf. + * wait.cc (wait4): Fix debugging output. Use standard syscall leaver + output. + +2011-12-16 Christopher Faylor <me.cygwin2011@cgf.cx> + + Implement fhandler reference counting. + * cygheap.h (cygheap_fdmanip::release): Make virtual. + (cygheap_fdnew::~cygheap_fdnew): New destructor increments reference + count when fd has been allocated. + (cygheap_fdget::fh): New (old?) field. + (cygheap_fdget::cygheap_fdget): Increment reference count when we've + found an active fd. Set fh appropriately. + (cygheap_fdget::~cygheap_fdget): Decrement reference count when + appropriate. Delete fh if reference count goes to zero. + (cygheap_fdget::release): New function. Do more bookkeping on release. + * dtable.cc (dtable::release): Change from void to boolean return. + Only delete the fhandler when its reference count is <= 0 (this should + be a fairly unusual case). Return true if fhandler has been deleted. + (cygwin_attach_handle_to_fd): Increment reference count when fh is + assigned. + (dtable::init_std_file_from_handle): Ditto. + * dtable.h (dtable::release): Change return to boolean. + * fhandler.cc (fhandler_base::fhandler_base): Set new isclosed flag to + false. Set _refcnt to zero. + (fhandler_base::close): Simplify paranoid debugging output. Set new + isclosed() flag. + (fhandler_base_overlapped::wait_overlapped): Use isclosed() flag to + avoid querying the overlapped structure. + * fhandler.h (fhandler_base::_refcnt): New field. + (fhandler_base::refcnt): New function. + (fhandler_base::isclosed): Implement. + (fhandler_base::fhandler_base): Set isclosed to false. + + * syscalls.cc: Remove space after function before parentheses for + several strace printfs. + (dup): Add standard strace "leaver" code. + (dup2): Ditto. + (dup3): Ditto. + (remove): Ditto. + (getpid): Ditto. + (getppid): Ditto. + (lseek64): Fix strace debugging to correctly use %R. + + * fhandler_termios.cc (fhandler_termios::tcsetpgrp): Avoid sending + signals to other processes if we're debugging since it can cause a + deadlock with the calling debugger. + + * exceptions.cc (_cygtls::call_signal_handler): Add debugging-only + strace output. + +2011-12-16 Corinna Vinschen <vinschen@redhat.com> + + * dcrt0.cc (child_info_fork::alloc_stack): Correctly check if the + parent stack fits into the child stack. Align comment. + * wow64.cc (wow64_eval_expected_main_stack): New function to fetch + expected addresses of main thread stack from PE/COFF image header + values. + (wow64_test_for_64bit_parent): Fix comment. Check current stack + against real expected main thread stack addresses. + (wow64_revert_to_original_stack): Fix and add comments. Check memory + against real expected main thread stack addresses. Use orignal stack + if reserved area is >= 256K. + +2011-12-16 Christopher Faylor <me.cygwin2011@cgf.cx> + + * gendef (sigdelayed): Remember to pop all of the saved registers. + (sigreturn): Add "leave" label. + +2011-12-16 Christopher Faylor <me.cygwin2011@cgf.cx> + + * fhandler.cc (fhandler_base_overlapped::wait_overlapped): Fix + unresolved access of wores in successful situations. + +2011-12-16 Corinna Vinschen <vinschen@redhat.com> + + * Makefile.in (DLL_OFILES): Add wow64.o. + * dcrt0.cc (CYGWIN_GUARD): Drop execute permission for stack, it's + not used for stacks by the OS either. + (child_info_fork::alloc_stack_hard_way): Ditto. + (child_info_fork::alloc_stack): Don't alloc_stack_hard_way under WOW64 + if forked from a 64 bit parent. Set child's StackBase to parent's + StackBase. Add comments to explain why. + (wow64_respawn): Move to wow64.cc. + (wow64_started_from_native64): Move to wow64.cc. + (respawn_wow64_process): Move to wow64.cc. + (dll_crt0_0): Drop wow64_test_stack_marker and move stack test into + wow64_test_for_64bit_parent function. Don't return early if WOW64 + process has been started from native 64 bit process. + (_dll_crt0): Implement moving stack for WOW64 processes started from + native 64 bit process. + * wow64.cc: New file. + (wow64_has_64bit_parent): Rename from wow64_respawn. + (wow64_test_for_64bit_parent): Rename from wow64_started_from_native64. + Change comment. + (wow64_revert_to_original_stack): New function. + (wow64_respawn_process): Rename from respawn_wow64_process for symmetry. + * wow64.h: New file. + +2011-12-16 Christopher Faylor <me.cygwin2011@cgf.cx> + + * exceptions.cc (_cygtls::call_signal_handler): Fix debugging to not go + to console. + * fhandler.cc (fhandler_base_overlapped::wait_overlapped): Add temporary + kludge to work around problem of make closing an fhandle while it is + being read. + * gendef (sigdelayed): Don't call a function if sig has been cleared. + + * sigproc.h (cygwait): Simplify slightly. + +2011-12-14 Corinna Vinschen <vinschen@redhat.com> + + * autoload.cc (GetSystemWow64DirectoryW): Define. + (GetVolumePathNamesForVolumeNameW): Define. + * fhandler_process.cc (get_volume_path_names_for_volume_name): New + static function to workaround missing GetVolumePathNamesForVolumeNameW + function in Windows 2000. + (dos_drive_mappings::dos_drive_mappings): Call + get_volume_path_names_for_volume_name instead of + GetVolumePathNamesForVolumeNameW. + +2011-12-13 Christopher Faylor <me.cygwin2011@cgf.cx> + + * dcrt0.cc (init_windows_system_directory): Record + system_wow64_directory information. + * exceptions.cc (_cygtls::inside_kernel): Modernize comment. Consider + executing a DLL from the Wow64 directory as being "in the kernel". + (_cygtls::call_signal_handler): For now, only deal with main_tls + signals if main_tls is known to be executing in the cygwin DLL. To + more closely emulate linux, consider the operation to be restartable if + not executing in the main thread. + * globals.cc (windows_system_directory): Remove NO_COPY. + (windows_system_directory_length): Ditto. + (system_wow64_directory): New variable. + (system_wow64_directory_length): Ditto. + + * select.cc (cygwin_select): Don't issue a EINTR on non-main threads + since that seems to be what Linux does. Add missing break to signal + case/switch. + (select_stuff::wait): Don't issue a EINTR on non-main threads since + that seems to be what Linux does. Remove now-unneeded accommodation + for WAIT_IO_COMPLETION. Add a comment. + * sigproc.h (cygwait): Ditto. Don't return if signal_received noticed + and it's not the main thread. + + * signal.cc (sigprocmask): Add standard syscall debug stuff. + * thread.cc (pthread_sigmask): Ditto. + +2011-12-13 Corinna Vinschen <vinschen@redhat.com> + + * netdb.cc (open_system_file): Avoid MS-DOS path warning. + +2011-12-13 Corinna Vinschen <vinschen@redhat.com> + + * path.cc (conv_path_list): Fix a condition. + (cygwin_conv_path): Revert WIN_A conversion to current locale codeset. + +2011-12-13 Corinna Vinschen <vinschen@redhat.com> + + * fhandler_disk_file.cc (fhandler_base::fstat_by_handle): Call + file_get_fnoi instead of NtQueryInformationFile. + * path.cc (file_get_fnoi): New helper function to collect a + FILE_NETWORK_OPEN_INFORMATION block. + (symlink_info::check): Call file_get_fnoi rather than + NtQueryInformationFile to collect a FILE_NETWORK_OPEN_INFORMATION block. + * path.h (file_get_fnoi): Declare. + +2011-12-13 Dave Korn <dave.korn.cygwin@gmail.com> + + * times.cc (hires_ns::resolution): Don't return less than 1. + +2011-12-12 Christopher Faylor <me.cygwin2011@cgf.cx> + + * cygthread.h (cygthread::name): Very minor formatting tweak. + + * exceptions.cc (_cygtls::call_signal_handler): Add paranoid debugging + output. + + * sigproc.h (cygwait): Call signal handler when signal is detected and + loop as appropriate. + * fhandler.h (fhandler_base_overlapped::wait_return): Remove + overlapped_signal. + * fhandler.cc (fhandler_base_overlapped::wait_overlapped): Remove + restartable signal accommodations in light of cygwait improvements. + (fhandler_base_overlapped::raw_read): Remove now-obsolete signal loop + behavior. + (fhandler_base_overlapped::raw_write): Ditto. + * fhandler_console.cc (fhandler_console::read): Ditto. + * fhandler_serial.cc (fhandler_serial::raw_read): Ditto. + (fhandler_serial::raw_write): Ditto. + * fhandler_tty.cc (fhandler_pty_slave::read): Ditto. + + * ioctl.cc (ioctl): Add standard syscall introducer and leaver debug + output. + +2011-12-12 Corinna Vinschen <vinschen@redhat.com> + + * fhandler_process.cc (dos_drive_mappings): Partially rewrite to + handle volumes mounted into juntion points correctly. + +2011-12-12 Corinna Vinschen <vinschen@redhat.com> + + * fhandler_process.cc (dos_drive_mappings::dos_drive_mappings): Fully + resolve symbolic links returned by QueryDosDeviceW. Explain why. + +2011-12-12 Corinna Vinschen <vinschen@redhat.com> + + * mount.cc (fs_info::update): Set has_buggy_reopen for Netapps as well. + +2011-12-12 Corinna Vinschen <vinschen@redhat.com> + Christopher Faylor <me.cygwin2011@cgf.cx> + + * dcrt0.cc (wow64_respawn): New static variable. + (wow64_started_from_native64): New function to check if a WOW64 + process got started from a native 64 bit process. + (respawn_wow64_process): New function to respawn process. + (dll_crt0_0): When started from a native parent, check if parent + is a 64 bit process. If so, return early. + (_dll_crt0): Respawn WOW64 process here if required. + * init.cc (respawn_wow64_process): Remove. + (dll_entry): Rename wow64_test_stack_marker to test_stack_marker. + Drop WOW64 test here. + +2011-12-11 Christopher Faylor <me.cygwin2011@cgf.cx> + + * pipe.cc (fhandler_pipe::create): Use debug_printf to print debugging + info since this isn't a "syscall". + (pipe_worker): New function created from _pipe(). + (_pipe): Use pipe_worker to create a pipe. Use standard syscall strace + reporting on exit. + (pipe): Ditto. + (pipe2): Ditto. + +2011-12-10 Christopher Faylor <me.cygwin2011@cgf.cx> + + * select.cc (select_stuff::wait): Very minor formatting fix. + (peek_windows): Report on HWND handle used in queries. + * select.h: Update copyright. + * sigproc.h (cygwait): Eliminate multi-argument variety since more + general implementation may cause odd problems in select. Also force to + always be inline. + +2011-12-10 Christopher Faylor <me.cygwin2011@cgf.cx> + + * sigproc.h (cygwait): Delete duplicate va_start and add matching + va_end. + +2011-12-10 Christopher Faylor <me.cygwin2011@cgf.cx> + + * sigproc.h (cygwait): Tweak test for cancellable event to make it a + little more clear. + +2011-12-09 Christopher Faylor <me.cygwin2011@cgf.cx> + + * exceptions.cc (ctrl_c_handler): YA in a series or reversions. Put + back _my_tls.remove along with a comment. + (sigpacket::process): Remove code which now causes a gdb deadlock. + * sigproc.cc (_cygtls::signal_exit): Signal debugger with signal number + earlier. + +2011-12-09 Christopher Faylor <me.cygwin2011@cgf.cx> + + * dllfixdbg: Work around annoying gdb warning about missing + .gnu_debuglink. + +2011-12-09 Christopher Faylor <me.cygwin2011@cgf.cx> + + Rename cygWFMO to cygwait throughout and use the magic of polymorphism + to "wait for stuff". + * fhandler.cc (fhandler_base_overlapped::wait_overlapped): Use + simplified arg form of cygwait. + * fhandler_console.cc (fhandler_console::read): Ditto. + * fhandler_audio.cc (fhandler_dev_dsp::Audio_out::waitforspac): Ditto. + (fhandler_dev_dsp::Audio_in::waitfordata): Ditto. + * fhandler_fifo.cc (fhandler_fifo::wait): Ditto. + * fhandler_serial.cc (fhandler_serial::raw_read): Ditto. + (fhandler_serial::raw_write): Ditto. + * select.cc (cygwin_select): Ditto. + * sigproc.h (cygwait): Rename from cygWFMO. Define two argument and + single argument forms of this function. + + * fhandler_tty.cc (fhandler_pty_slave::open): Use method to query if + tty is open. + (fhandler_pty_slave::read): Send SIGHUP when master is detected as + closed. + (fhandler_pty_common::close): Close input_available_event in callers + since master may need to signal it first. + (fhandler_pty_master::close): Lie and set input_available_event when + closing, then close input_available_event. + (fhandler_pty_slave::close): Close input_available_event explicitly + here. + * tty.h (tty::is_master_closed): Declare new method. + +2011-12-09 Christopher Faylor <me.cygwin2011@cgf.cx> + + * sigproc.cc (signal_exit): Revert reversion of 2011-12-04 change + since, otherwise, you see hangs when the signal pipe is closed. + +2011-12-08 Christopher Faylor <me.cygwin2011@cgf.cx> + + * select.cc (cygwin_select): Fifth time is the charm. + +2011-12-08 Christopher Faylor <me.cygwin2011@cgf.cx> + + * select.cc (cygwin_select): Make sure that 0 is returned when sel.wait + times out. + +2011-12-08 Christopher Faylor <me.cygwin2011@cgf.cx> + + * include/sys/wait.h: Add in all c++ functions. + +2011-12-08 Christopher Faylor <me.cygwin2011@cgf.cx> + + * select.cc (select_stuff::wait): Temporarily disallow APCS. + +2011-12-08 Christopher Faylor <me.cygwin2011@cgf.cx> + + * include/sys/wait.h: Ensure that C++ functions are only used when + using C++. + +2011-12-08 Christopher Faylor <me.cygwin2011@cgf.cx> + + * select.cc (cygwin_select): Make sure that poll is called when + appropriate. + +2011-12-08 Christopher Faylor <me.cygwin2011@cgf.cx> + + * dll_init.cc (dll_dllcrt0): Don't try to initialize dll data if we're + dynamically loaded since fork() doesn't work in that scenario anyway. + (dll_dllcrt0_1): Don't accommodate dynamically loaded dlls. + * exceptions.cc (ctrl_c_handler): Don't lock the process; there's too + much risk of deadlock. + * sigproc.cc (_cygtls::remove_wq): Don't try to remove anything from + the waitq if there is obviously nothing there. + * strace.cc (strace::activate): Allow stracing dynamically loaded + cygwin1.dll. + +2011-12-07 Christopher Faylor <me.cygwin2011@cgf.cx> + + * fhandler_termios.cc (tty_min::kill_pgrp): Don't send __SIGSETPGRP + to ourselves since presumably we are already initialized. + +2011-12-07 Christopher Faylor <me.cygwin2011@cgf.cx> + + * select.cc (cygwin_select): Add common introducer and leaver debug + output. + (select_stuff::poll): Remove unneeded debugging. + +2011-12-07 Christopher Faylor <me.cygwin2011@cgf.cx> + + * exceptions.cc (ctrl_c_handler): Remove _my_tls.remove since it can + cause deadlocks during exec and will eventually be handled anyway. + +2011-12-07 Corinna Vinschen <vinschen@redhat.com> + + * spawn.cc (child_info_spawn::worker): Add CREATE_BREAKAWAY_FROM_JOB + to all spawned processes. Explain why. + +2011-12-06 Christopher Faylor <me.cygwin2011@cgf.cx> + + * fhandler_fifo.cc (fhandler_fifo::wait): Fix stupid typo and actually + wait for the handle. + +2011-12-05 Christopher Faylor <me.cygwin2011@cgf.cx> + + * sigproc.cc (close_my_readsig): New function. + (_cygtls::signal_exit): Close my_readsig via close_my_readsig(), + avoiding communication with the signal pipe. + (wait_sig): Close my_readsig via close_my_readsig(). + +2011-12-05 Corinna Vinschen <vinschen@redhat.com> + + * mmap.cc (mlock): Replace LOCK_VM_IN_WSL with correct MAP_PROCESS. + (munlock): Ditto. + * ntdll.h: Rearrange to have all preprocessor definitions at the start + of the file. Add comments to each definition block. + (MAP_PROCESS): Rename from LOCK_VM_IN_WSL. + (MAP_SYSTEM): Rename from LOCK_VM_IN_RAM. + +2011-12-04 Christopher Faylor <me.cygwin2011@cgf.cx> + + * sigproc.h (cygWFMO): Don't assume that cancellable event is always + available. + * fhandler_dsp.cc (fhandler_dev_dsp::Audio_out::waitforspace): Use + cygWFMO instead of WaitForMultipleObjects. + (fhandler_dev_dsp::Audio_in::waitfordata): Ditto. + * fhandler_fifo.cc (fhandler_fifo::wait): Ditto. + * fhandler_serial.cc (fhandler_serial::raw_read): Ditto. + (fhandler_serial::raw_write): Ditto. + * fhandler_tty.cc (fhandler_pty_slave::read): Ditto. + * select.cc (cygwin_select): Ditto for degenerate case. + +2011-12-04 Christopher Faylor <me.cygwin2011@cgf.cx> + + * sigproc.h (cygWFMO): Move inside "INSIDE_CYGWIN" #ifdef. + +2011-12-04 Christopher Faylor <me.cygwin2011@cgf.cx> + + * exceptions.cc (exception::handle): Drop abbreviation for "exception" + since I never remember what it stands for. + (sig_handle_tty_stop): Remove obsolete call to reset_signal_arrived. + (_cygtls::call_signal_handler): Rework to grab signal information from + _main_tls if none is set for _my_tls. Try harder to keep thread + locked. + (reset_signal_arrived): Delete. + * fhandler.cc (fhandler_base_overlapped::wait_overlapped): Use new + cygWFMO call to wait for an event + standard cygwin stuff. Modify + debug output to acccomodate new function. + * fhandler_console.cc (fhandler_console::read): Replace + WaitForMultipleObjects with cygWFMO. + * fhandler_socket.cc (get_inet_addr): Add comment. + * gendef (_sigdelayed): Remove call to reset_signal_arrived. + * sigproc.cc (_cygtls::signal_exit): Don't close my_readsig here unless + we're in the signal thread. + (create_signal_arrived): Create signal_arrived as auto-reset so that only + one thread is woken when a signal arrives. + * sigproc.h (cygWFMO): New function. + (reset_signal_arrived): Delete declaration. + +2011-12-03 Christopher Faylor <me.cygwin2011@cgf.cx> + + * mmap.cc (mlock): Add standard syscall return value debugging output. + (munlock): Ditto. + (posix_madvise): Ditto. + + * signal.cc: Remove obsolete sigcatchers stuff throughout. + (sigaction_worker): Add function name parameter and use it to show + standard syscall return value debugging output. Also add fault + protection. + (sigaction): Accommodate extra argument to sigaction_worker. + (siginterrupt): Ditto. + * syscalls.cc (read): Remove obsolete sigcatchers stuff. + (readv): Ditto. + +2011-12-03 Corinna Vinschen <vinschen@redhat.com> + + * mmap.cc (mlock): Drop requesting SE_LOCK_MEMORY_PRIVILEGE. Drop + outdated comment. Call NtLockVirtualMemory with LOCK_VM_IN_WSL flag. + (munlock): Drop requesting SE_LOCK_MEMORY_PRIVILEGE. Call + NtUnlockVirtualMemory with LOCK_VM_IN_WSL flag. + +2011-12-03 Christopher Faylor <me.cygwin2011@cgf.cx> + + Throughout, remove extra space after function name from debugging + output. + Throughout, change syscalls to report on return values using new %R + format option. + * smallprint.cc (__small_vsprintf): Add parsing for %R to report on + return values and possible errno from syscalls. + + * errno.cc (errmap): Add PRIVILEGE_NOT_HELD. + + * fhandler_tty.cc (fhandler_pty_master::setup): When creating a thread + use shorter name to reduce debuggging output. + * select.cc (start_thread_pipe): Ditto. + (start_thread_serial): Ditto. + (start_thread_socket): Ditto. + (start_thread_mailslot): Ditto. + * sigproc.cc (talktome): Ditto. + +2011-12-03 Corinna Vinschen <vinschen@redhat.com> + + * fhandler.cc (fhandler_base::open): Fix comment a bit more. + +2011-12-03 Corinna Vinschen <vinschen@redhat.com> + + * fhandler.cc (fhandler_base::open): Fix typos in comment. + +2011-12-02 Corinna Vinschen <vinschen@redhat.com> + + * path.cc (conv_path_list): Take cygwin_conv_path_t as third parameter. + Allow all types of CCP conversions. Accommodate throughout. + (cygwin_conv_path): Use current ANSI or OEM codepage for WIN_A + conversions, depending on current file API codepage setting. + (cygwin_conv_path_list): Allow all CCP conversion types. + * include/sys/cygwin.h (CCP_CONVTYPE_MASK): Add to cygwin_conv_path_t + enum for convenience. + +2011-11-29 Christopher Faylor <me.cygwin2011@cgf.cx> + + * sigproc.cc (get_proc_lock): Remove extra NULL check. Return false on + failure. + +2011-11-29 Christopher Faylor <me.cygwin2011@cgf.cx> + + * sync.cc: Fix comment. + +2011-11-29 Christopher Faylor <me.cygwin2011@cgf.cx> + + * dll_init.cc (dll_list::reserve_space): Use %p rather than %lx to show + reserved space. + +2011-11-29 Christopher Faylor <me.cygwin2011@cgf.cx> + + * sigproc.cc (remove_proc): Don't terminate the currently executing + thread. + +2011-11-28 Christopher Faylor <me.cygwin2011@cgf.cx> + + * cygheap.cc (cygheap_fixup_in_child): Accommodate new HEAP_3* + classifications for cleanup-after-fork. + * cygheap_malloc.h (cygheap_types): Add HEAP_2_MAX, HEAP_3_FHANDLER. + * fhandler.h: Throughout, change clone to take a cmalloc id. + (fhandler_base::delete): Inline. + (fhandler_base_overlapped): Mark flush_async_io as a friend. + (fhandler_base_overlapped::asio_done): Declare new static member. + (fhandler_base_overlapped::asio_close_counter): Ditto. + (fhandler_base_overlapped::check_later): Declare new function. + (fhandler_base_overlapped::flush_all_async_io): Ditto. + * fhandler.cc (fhandler_base_overlapped::asio_done): Declare. + (fhandler_base_overlapped::asio_close_counter): Ditto. + (flush_async_io): Declare new thread function. + (fhandler_base_overlapped::flush_all_async_io): Declare new function. + (fhandler_base_overlapped::check_later): Ditto. + (fhandler_base_overlapped::close): Call check_later to close + nonblocking fd asynchronously. Assume that this completed + successfully. + * select.cc (pipe_data_available): Don't consider data to be + "available" if fd still has unflushed I/O. + * syscalls.cc (close_all_files): Call + fhandler_base_overlapped::flush_all_async_io to make sure that all + nonblocking pipe I/O has completed. + +2011-11-28 Corinna Vinschen <vinschen@redhat.com> + + * external.cc (fillout_pinfo): Store program name as POSIX path in + ep.progname_long. + +2011-11-28 Corinna Vinschen <vinschen@redhat.com> + + * pinfo.cc (pinfo::exit): Call TerminateProcess to avoid potential + busy loop in ntdll.dll when calling ExitProcess. Only call ExitProcess + as a fallback. + +2011-11-27 Christopher Faylor <me.cygwin2011@cgf.cx> + + * init.cc (dll_entry): Revert previous change since it caused + inexplicable fork problems. + +2011-11-26 Christopher Faylor <me.cygwin2011@cgf.cx> + + * init.cc (dll_entry): Don't bother calling through thread removal + cleanup if we are exiting. + +2011-11-26 Christopher Faylor <me.cygwin2011@cgf.cx> + + * exceptions.cc (stackdump): Make global. + (signal_exit): Move to sigproc.cc. + * sigproc.cc (signal_exit): Move here. Declare stackdump extern. Set + my_sendsig to indicate that signals are no longer available. + (my_readsig): Make Static again. + (sig_send): Interpret ERROR_BROKEN_PIPE as ESRCH. Remove special-case + EACCESS errno setting, just setting errno generally, even for "its_me" + case. + +2011-11-25 Christopher Faylor <me.cygwin2011@cgf.cx> + + * exceptions.cc (sigpacket::process): Move signal_exit processing + into... + (_cygtls::signal_exit): ...here. Close my_readsig and comment on why. + * pinfo.cc (pinfo::exit): Move sigproc_terminate earlier. Set exiting + flag in lock_process. + * sigproc.cc (my_readsig): Make global. + * sync.cc (muto::exiting_thread): Delete. + (muto::acquire): Delete #if 0'ed code. + * sync.h (muto::exiting_thread): Delete. + (set_exiting_thread): Ditto. + (lock_process::lock_process): Don't worry about setting the exiting + thread since it had no meaning. + +2011-11-24 Christopher Faylor <me.cygwin2011@cgf.cx> + + * cygthread.cc (cygthread::name): Default name to "main" if we are early + in the process of setting up the DLL and no name is known. + * dcrt0.cc (initial_env): Remove CYGWIN_SLEEP stuff. + (get_cygwin_startup_info): Activate strace here as appropriate. + (dll_crt0_0): Move get_cygwin_startup_info as early as possible to + avoid missing strace output. + * fork.cc (frok::child): Move debugging statement to point where ppid + will be set. + * pinfo.cc (pinfo::thisproc): Remove obsolete call to strace.hello. + Tweak debug output slightly. + * select.cc (select_stuff::wait): Allow APCS to be triggered while + waiting since we use them now. Report when that happens. + * sigproc.cc (child_info::child_info): Use strace.active() rather than + strace.attached(). + * spawn.cc (child_info_spawn::worker): Only write strace child pid + when we know it's a cygwin process. Accommodate change to write_child + argument list. + * strace.cc (strace::hello): Delete. Move functionality... + (strace::activate): ...to here. + (mypid): Just use raw GetCurrentProcessId () if myself isn't set. + (strace::write_childpid): Don't wait for subproc_ready. Remove arg + which was required for it. + * include/sys/strace.h (strace::hello): Delete. + (strace::write_childpid): Delete first argument. + +2011-11-23 Christopher Faylor <me.cygwin2011@cgf.cx> + + * child_info.h (CURR_CHILD_INFO_MAGIC): Reset for previous changes. + + * dcrt0.cc (get_cygwin_startup_info): Signal readiness when stracing + since strace::write_child relies on it. Use strace.activate to notify + strace process, passing in arg indicating whether we're forked. + * sigproc.cc (wait_sig): Accommodate new strace::activate argument. + * spawn.cc (child_info_spawn::worker): Oops. Previous suspended test + was actually correct. Revert and document. + * strace.cc (strace::activate): Send additional flag indicating whether + this is an attempt to activate a forked process. + (strace::hello): Report on windows pid. + * include/sys/strace.h (strace::strace): Make a dummy. + (strace::activate): Modify declaration to accept an argument. + (strace::write_childpid): Set regparm. + +2011-11-23 Christopher Faylor <me.cygwin2011@cgf.cx> + + * pipe.cc (fhandler_pipe::create): Avoid derefencing a NULL pointer. + + * child_info.h (child_info): Reorganize some elements so that the ones + which are initialized in a constructor are all together. + * sigproc.cc (child_info::child_info): Initialize values via the + constructor rather than as C statements and make sure that flags is set + to zero initially. + + * spawn.cc (child_info_spawn::worker): Use iscygwin() test for + determining when to send strace info since it is more foolproof than + checking the suspend state. + +2011-11-23 Christopher Faylor <me.cygwin2011@cgf.cx> + + * fhandler.h (fhandler_pipe::create): Rename from the misnamed + "create_selectable". Change return to DWORD. + (fhandler_pty_common::pipesize): New constant. + * fhandler_fifo.cc (fhandler_fifo::fhandler_fifo): Reflect + create_selectable name change. + * miscfuncs.cc (CreatePipeOverlapped): Ditto. + * pipe.cc (fhandler_pipe::create): Ditto. + (fhandler_pipe::create): Rename from the misnamed "create_selectable". + Return DWORD. Only set pipe size to default when it is passed in as + zero. + * fhandler_tty.cc (fhandler_pty_master::setup): Ditto. Use + fhandler_pty_common::pipesize rather than a raw constant. + * tty.cc (tty::not_allocated): Ditto. + + * sigproc.cc (sigproc_init): Use fhandler_pipe::create to create the + signal pipe to get a more appropriate message based pipe. + +2011-11-21 Christopher Faylor <me.cygwin2011@cgf.cx> + + * sigproc.cc (remove_proc): Don't do busy loop when exiting since it + doesn't matter. + +2011-11-21 Christopher Faylor <me.cygwin2011@cgf.cx> + + * sigproc.cc (remove_proc): Don't do busy loop when execing since + thread could have been terminated prior to setting flag. + + * signal.cc (sigwaitinfo): Zero event before closing to signal other + threads that it is no longer available. + +2011-11-18 Corinna Vinschen <corinna@vinschen.de> + + * shared.cc (get_shared_parent_dir): Use global shared_parent_dir + instead of local dir variable and create handle not inheritable to + avoid accumulating stray handles in child processes. + (get_session_parent_dir): Ditto with session_parent_dir variable. + +2011-11-17 Corinna Vinschen <corinna@vinschen.de> + + * shared.cc (shared_info::create): Open global shared data section + non-inheritable to avoid accumulating stray handles in child processes. + +2011-11-15 Christopher Faylor <me.cygwin2011@cgf.cx> + + * child_info.h (CURR_CHILD_INFO_MAGIC): Reset. + (cygheap_exec_info::nchildren): Move from child_info_spawn. + (cygheap_exec_info::cchildren): Ditto. + (cygheap_exec_info::record_children): Declare new function. + (cygheap_exec_info::reattach_children): Ditto. + (cygheap_exec_info::alloc): Ditto. + (child_info_spawn::nchildren): Move to cygheap_exec_info. + (child_info_spawn::cchildren): Ditto. + * sigproc.cc (cygheap_exec_info::alloc): Define new function. + (child_info_spawn::cleanup): Accommodate move of children info to + cygheap_exec_info. + (cygheap_exec_info::record_children): Define new function. + (cygheap_exec_info::reattach_children): Ditto. + (child_info_spawn::record_children): Use + cygheap_exec_info function to accomplish this task. + (child_info_spawn::reattach_children): Ditto. + * spawn.cc (child_info_spawn::worker): Allocate moreinfo using + cygheap_exec_info::alloc. + + * dcrt0.cc (child_info_fork::alloc_stack_hard_way): Use abort for the + error to avoid a retry. + +2011-11-14 Christopher Faylor <me.cygwin2011@cgf.cx> + + * pinfo.cc (_pinfo::dup_proc_pipe): Fatalize a warning when debugging. + +2011-11-13 Christopher Faylor <me.cygwin2011@cgf.cx> + + Remove erroneously checked-in debugging statements. + * cygheap.cc (cygheap_fixup_in_child): Here. + * debug.cc (delete_handle): Here. + * sigproc.cc (child_info_spawn::cleanup): Here. + * spawn.cc (child_info_spawn::worker): Here. + +2011-11-13 Christopher Faylor <me.cygwin2011@cgf.cx> + + Throughout, change "sig %d" in strace output to "signal %d" for + consistency. + * assert.cc (__assert_func): Output assertion string to strace too. + * fork.cc (frok::parent): Report ASAP on forked pid in debugging output. + * pinfo.cc (pinfo::_pinfo_release): Define new function. + (pinfo::init): Use _pinfo_release() rather than release() to release + shared memory stuff. + (pinfo::wait): Shorten name of process waiting thread for more concise + debugging. + (pinfo::release): Use pinfo_release to release shared memory part of + struct. + * pinfo.h (pinfo::__pinfo_release): Declare. + +2011-11-10 Christopher Faylor <me.cygwin2011@cgf.cx> + + Throughout use "have_execed" macro rather than "hExeced" global handle. + Throughout rename _PROC_* to _CH_*. + * child_info.h: Include "pinfo.h". + (child_info_types): Rename _PROC_* -> _CH_* to avoid confusion with + similarly named constants. + (_PROC_*): Delete unneeded aliases. + (PROC_*): Ditto. + (CURR_CHILD_INFO_MAGIC): Ditto. + (cchildren): Define using "pinfo_minimal". + (child_info::set_saw_ctrl_c): Move to + (child_info_spawn::set_saw_ctrl_c): Here. + (child_info_spawn::lock): New field. + (child_info_spawn::hExeced): Ditto. + (child_info_spawn::ev): Ditto. + (child_info_spawn::~child_info_spawn): Move to sigproc.cc. + (child_info_spawn::child_info_spawn): Ditto. + (child_info_spawn::cleanup): Declare new function. + (child_info_spawn::set_saw_ctrl_c): Move to this class. Set flag only + when execed and return true when we have set the flag. + (child_info_spawn::child_info_spawn::signal_myself_exited): New function. + (child_info_spawn::wait_for_myself): Ditto. + (child_info_spawn::has_execed_cygwin): Ditto. + (child_info_spawn::has_execed): Ditto. Replaces "hExeced" test. + (child_info_spawn::operator HANDLE&): New operator. + (child_info_spawn::worker): Define old "spawn_guts" as class member. + (ch_spawn): Declare. + (have_execed): Define. + (have_execed_cygwin): Ditto. + * cygheap.h: Update comment. + * dcrt0.cc (get_cygwin_startup_info): Use _CH_* enums. + (child_info_spawn::handle_spawn): Ditto. + (dll_crt0_0): Ditto. + (multiple_cygwin_problem): Ditto. + * exceptions.cc (chExeced): Delete obsolete declaration. + (ctrl_c_handler): Reference set_saw_ctrl_c via new ch_spawn global. + * globals.cc (hExeced): Delete. + * pinfo.cc (pinfo::thisproc): Refer to cygheap as ::cygheap for + consistency in handle naming when -DDEBUGGING. + (pinfo::init): Accommodate case where myself.h is known but h0 is + passed in. + (pinfo::pinfo): New constructor for setting up a pinfo passed in by + previous exec'or. + (pinfo::proc_waiter): Don't handle subprocess if we're in the process + of exiting due to an exec of a cygwin process. Don't close + rd_proc_pipe here. Close it when we actually are finished with the + process. Use new ch_spawn.signal_myself_exited function to let exec + stub know that subprocess has exited. + (pinfo::wait): Clarify debugging output. + (pinfo::release): Use "close_h" to close all handles to avoid races. + (winpids::add): Assume that elements of the array do not need to be + zeroed and are properly initialized or suffer problems on + pinfo::release. Don't close hProcess since release does that now. + * pinfo.h: Update comment. + (pinfo_minimal): Move some elements from pinfo here so that + child_info_spawn can use them. + (pinfo): Inherit from pinfo_minimal. + (pinfo::pinfo): Modify to accommodate new pinfo_minimal. + (pinfo::allow_remove): New function. + * sigproc.cc (proc_subproc): Use boolean values for true/false. + Implement PROC_EXEC_CLEANUP. + (proc_terminate): Set ppid = 1 since the procs list will only be + iterated when the process has not execed. Don't do any cleanup here + since it is now handled in pinfo::release. + (sigproc_init): Initialize sync_proc_subproc earlier. + (child_info::child_info): Assume that all important fields are properly + initialized and avoid memset(). + (child_info_spawn::child_info_spawn): Specifically test for execing and + then set up appropriate fields in the struct. + (child_info_spawn::cleanup): Define new function. + (child_info_spawn::record_children): Specifically test for being execed + here. Fill in pinfo_minimal part of children array. + (child_info_spawn::reattach_children): Use constructor to duplicate + information for previous exec'or. Add more debugging output. + (remove_proc): Force deletion of thread when exiting due to exec. Rely + on pinfo::cleanup in release. + * sigproc.h (PROC_EXEC_CLEANUP): New enum. + (PROC_DETACHED_CHILD): Delete. + * spawn.cc (chExeced): Delete. + (child_info_spawn::worker): Rename from spawn_guts. Use elements of + child_info_spawn throughout rather than ch.whatever. Use ::cygheap to + refer to global rather than element of child_info. Use + wait_for_myself() rather than waitpid(). Call + child_info_spawn::cleanup on function return. + (spawnve): Reflect movement of spawn_guts functionality into + child_info_spawn::worker. + * syscalls.cc (popen): Ditto. + * winsup.h (spawn_guts): Delete declaration. + +2011-11-08 Corinna Vinschen <corinna@vinschen.de> + + * posix.sgml (std-gnu): Add ptsname_r. + +2011-11-08 Christopher Faylor <me.cygwin2011@cgf.cx> + + * fhandler.h (__ptsname): New macro. + * dtable.cc (decode_tty): Use __ptsname to generate the slave pty name. + * fhandler_tty.cc (fhandler_pty_master::ptsname_r): Ditto. + * bsdlib.cc: Add needed includes for openpty() changes. + (openpty): Use __ptsname to generate the slave pty name. Close slave + fd when aslave == NULL. + +2011-11-08 Christopher Faylor <me.cygwin2011@cgf.cx> + + * include/cygwin/stdlib.h: Update copyright. + +2011-11-07 Christopher Faylor <me.cygwin2011@cgf.cx> + + * cygwin.din (ptsname_r): Export. + * fhandler.cc (fhandler_base::ptsname_r): Define. + * fhandler.h (fhandler_base::ptsname): Delete. + (fhandler_base::ptsname_r): Declare. + (fhandler_pty_master::ptsname_r): Declare. + * fhandler_tty.cc (fhandler_pty_master::ptsname): Delete. + (fhandler_pty_master::ptsname_r): New reentrant function derived from + previous ptsname. + * syscalls.cc (ptsname_r): Implement new function with functionality + similar to Linux. + (ptsname): Use ptsname_r () to fill out buf. + * include/cygwin/stdlib.h (ptsname_r): Declare. + * include/cygwin/version.h: Bump CYGWIN_VERSION_API_MINOR to 255 to + reflect export of ptsname_r. + + * pinfo.cc (pinfo::wait): Return bool rather than int. + * pinfo.h (info::wait): Ditto. + (pinfo::reattach): Define !defined(_SIGPROC_H) case for consistency. + * sigproc.cc (child_info_spawn::reattach_children): Use correct + dwProcessId rather than pid when duplicating handle. + +2011-11-07 Corinna Vinschen <corinna@vinschen.de> + + * fhandler.cc (CHUNK_SIZE): Drop NO_COPY. + +2011-11-07 Corinna Vinschen <corinna@vinschen.de> + + * syscalls.cc (check_dir_not_empty): Check surplus directory entries + by calling NtQueryAttributesFile. Make STATUS_DIRECTORY_NOT_EMPTY + return value dependent on its status code. Add long comment to explain. + (unlink_nt): Add comment to explain flaw in checking the sharing mode. + Set status to STATUS_SUCCESS instead of 0. Add a retry loop to setting + the delete disposition and trying to move a directory to bin to + workaround rare cases of lingering, already deleted subdirectory + entries. Add long comment to explain. + (rename): Set status to STATUS_SUCCESS instead of 0. + +2011-11-05 Christopher Faylor <me.cygwin2011@cgf.cx> + + * pinfo.cc (status_exit): Recognize STATUS_ILLEGAL_INSTRUCTION. + (child_info::proc_retry): Ditto. + +2011-11-05 Christopher Faylor <me.cygwin2011@cgf.cx> + + * pinfo.cc (status_exit): Return complete error code. Handle + STATUS_ACCESS_VIOLATION correctly. + (pinfo::set_exit_code): Set self->exitcode directly from status_exit. + +2011-11-04 Christopher Faylor <me.cygwin2011@cgf.cx> + + * pinfo.h (pinfo::reattach): Only set destroy to false when + proc_subproc succeeds. Return true for success. + * sigproc.cc (child_info_spawn::reattach_children): Try harder to clean + up on error by detecting reattach failures too. + +2011-11-04 Christopher Faylor <me.cygwin2011@cgf.cx> + + * sigproc.cc (child_info_spawn::reattach_children): Clean up handle + when can't open parent process or suffer handle leak. + +2011-11-03 Christopher Faylor <me.cygwin2011@cgf.cx> + + * sigproc.cc (child_info::sync): Report on exit code in strace output. + (child_info::proc_retry): Don't consider STATUS_ACCESS_VIOLATION as a + restartable event. + +2011-11-03 Christopher Faylor <me.cygwin2011@cgf.cx> + + * sigproc.cc (child_info_spawn::reattach_children): Avoid issuing an + error when we can't duplicate from "parent" since it is probably ok if + children of the previous owner of the pid disappear. + +2011-11-03 Corinna Vinschen <corinna@vinschen.de> + + * fhandler.cc (off_current): Define local in fhandler_base::raw_write. + Drop erroneous NO_COPY, add _RDATA to make R/O. + (off_append): Ditto. + * globals.cc (_RDATA): Move definition from here... + * winsup.h: ...to here. + +2011-10-30 Christopher Faylor <me.cygwin2011@cgf.cx> + + * fhandler.h (fhandler_pipe::create_selectable): Remove optional + argument, take an options argument for CreateNamedPipe/CreateFile. + Change handle arguments to expect pointers. + (fhandler_fifo::fifo_state): Delete. + (fhandler_fifo::dummy_client): Ditto. + (fhandler_fifo::open_nonserver): Ditto. + (fhandler_fifo::wait_state): Ditto. + (fhandler_fifo::raw_write): Ditto. + (fhandler_fifo::read_ready): New field. + (fhandler_fifo::write_ready): Ditto. + (fhandler_fifo::wait): Modify argument. + (fhandler_fifo::fifo_name): Add a new argument. + (fhandler_fifo::fixup_after_fork): New function. + * fhandler_fifo.cc (fhandler_fifo::fhandler_fifo): Remove + initialization of expunged elements. Initialize new handles to NULL. + (fhandler_fifo::open_nonserver): Delete. + (fnevent): New macro for creating a named event. + (fnpipe): New macro for creating a unique named pipe name. + (create_pipe): New macro for simplification of named pipe creation. + (fhandler_fifo::fifo_name): Use new argument when creating a shared + name. + (fhandler_fifo::open): Rewrite. Use events to synchronize. + (fhandler_fifo::wait): Rewrite to wait for new fifo events which are + supplied as a parameter. + (fhandler_fifo::raw_read): Rewrite to use handle mechanism to detect + client-side disconnect. + (fhandler_fifo::raw_write): Delete. + (fhandler_fifo::close): Remove accommodations for expunged fields. + Close event handles. + (fhandler_fifo::dup): Remove accommodations for expunged fields. + Duplicate event handles. + (fhandler_fifo::fixup_after_fork): New function. Perform fixups on + event handles. + (fhandler_fifo::set_close_on_exec): Remove accommodations for expunged + fields. Set inheritance for new handle fields. + * miscfuncs.cc (CreatePipeOverlapped): Accommodate changes in + fhandler_pipe::create_selectable. + * tty.cc (tty::not_allocated): Ditto. + * pipe.cc (fhandler_pipe::create): Ditto. + (fhandler_pipe::create_selectable): Accept an extra open_mode argument. + Pass arguments by reference and allow opening one end of the pipe at a + time. + + * sys/strace.h (debug_only_printf): Define new macro which calls + debug_printf only when DEBUGGING is defined. + +2011-10-28 Christopher Faylor <me.cygwin2011@cgf.cx> + + * exceptions.cc (sigpacket::process): Avoid a potential deadlock when + exiting due to a signal. + +2011-10-28 Corinna Vinschen <corinna@vinschen.de> + + * cygwin.din (getgrouplist): Export. + * grp.cc (get_groups): New static function to run the core functionality + of initgroups and getgrouplist. + (initgroups32): Call get_groups and just create supplementary group + list in cygheap. Rename name of first argument to "user". Add an + assertion to test for a NULL user name. + (initgroups): Rename name of first argument to "user". + (getgrouplist): New function. + * posix.sgml (std-bsd): Add getgrouplist. + * include/cygwin/grp.h (getgrouplist): Declare. + * include/cygwin/version.h: Bump API minor number. + +2011-10-25 Christopher Faylor <me.cygwin2011@cgf.cx> + + * child_info.h (cchildren): New struct. + (child_info_spawn::nchildren): Rename from nprocs. + (child_info_spawn::children): Change type to cchildren for more + bookkeeping possibilities. + (child_info_spawn::child_info_spawn): Clear nchildren. + (child_info_spawn::record_children): Declare new function. + (child_info_spawn::reattach_children): Ditto. + * dcrt0.cc (child_info_spawn::handle_spawn): Call reattach_children to + gather list of processes we are potentially waiting for. + * pinfo.h (pinfo::pinfo): Make sure that rd_proc_pipe is always cleared. + (pinfo::reattach): New function. + * sigproc.cc: Move pinfo.h earlier so that it can be used in sigproc.h. + (get_proc_lock): Don't bother with a lock during DLL initialization. + (proc_subproc): Handle PROC_REATTACH_CHILD. + (proc_terminate): Orphan children only when we are not an execed + process or when the pid is about to be occupied by a non-cygwin + process. + (child_info_spawn::record_children): Define new function. + (child_info_spawn::reattach_children): Ditto. + * sigproc.h (procstuff): Define PROC_REATTACH_CHILD and renumber other + elements. + * spawn.cc (spawn_guts): Record any to-be-waited-for subprocesses if + about to exec a cygwin process. + + * sigproc.cc (sig_send): Fix harmless transposition of fifth and six + arguments to DuplicateHandle(). + (child_info::child_info): Ditto. + + * globals.cc (hExeced): Make NO_COPY. + +2011-10-25 Corinna Vinschen <corinna@vinschen.de> + + * hookapi.cc (hook_or_detect_cygwin): Take additional handle + to a file mapping as parameter. If this handle is not NULL, + create another file mapping for the IAT. + * spawn.cc (av::fixup): Only map the first 64K of an image and + keep the mapping handle to use as argument to hook_or_detect_cygwin. + * winsup.h (hook_or_detect_cygwin): Add mapping handle as default + parameter in declaration. + +2011-10-24 Corinna Vinschen <corinna@vinschen.de> + + * syscalls.cc (unlink_nt): Fix a bug which overwrites the NT status + value in case setting the delete disposition returns with + STATUS_DIRECTORY_NOT_EMPTY. + +2011-10-24 Corinna Vinschen <corinna@vinschen.de> + + * shared.cc (open_shared): Fix memory reservation of essential shared + memory regions. Drop delta computations since delta is always 0 in + non-relocated case. Add a comment. + +2011-10-23 Christopher Faylor <me.cygwin2011@cgf.cx> + + * fhandler_tty.cc (fhandler_pty_slave::read): Use consistent way for + testing ReadFile return. + * pipe.cc (fhandler_pipe::create_selectable): Open the write side of + the pipe in message-mode to force writing as "chunks". Explain why. + +2011-10-23 Christopher Faylor <me.cygwin2011@cgf.cx> + + * path.cc (path_conv::get_nt_native_path): Avoid dereferencing path + when it is NULL. + +2011-10-21 Christopher Faylor <me.cygwin2011@cgf.cx> + + * dtable.cc (dtable::delete_archetype): Improve debugging output. + (dtable::init_std_file_from_handle): Close console handle early, before + initialization. Build up openflags for passing to open_setup, just to + be safe. + (last_tty_dev): New variable. + (fh_last_tty_dev): New macro. + (fh_alloc): Try again to keep track of previously opened tty, this time + by just saving the device and using that to potentially open an + archetype. Avoid setting the "/dev/tty" name if the creation of the + fhandler failed. + (build_fh_pc): Remove unused second argument. Reorganize how and where + the name is set. Set last_tty_dev as appropriate. Avoid a NULL + dereference in a debug printf. + * dtable.h (build_fh_pc): Reflect removal of second parameter. + * fhandler.cc (fhandler_base::reset): Use new '<<' operator to copy pc + since it preserves any potentially previously set name. + (fhandler_base::set_name): Ditto. + * fhandler.h (fhandler_*::clone): Throughout use ccalloc to allocate + new fhandler, primarily to make sure that pc field is properly zeroed. + (fhandler_termios::last): Eliminate. + (fhandler_termios): Remove setting of last. + (fhandler_base::~fhandler_termios): Ditto. + * fhandler_console.cc (fhandler_console::open): Don't make decisions + about opening close-on-exec handles here since it makes no sense for + archetypes. + (fhandler_console::init): Assume that input handle has already been + opened. + * fhandler_termios.cc (fhandler_termios::last): Delete. + * path.h (path_conv::eq_worker): New function. Move bulk of operator = + here. + (operator <<): New function. + (operator =): Use eq_worker to perform old functionality. + + * child_info.h (NPROCS): Move here from sigproc.cc. + (child_info::nprocs): New field. Not used yet. + (child_info::children):: Ditto. + +2011-10-21 Corinna Vinschen <corinna@vinschen.de> + + * fhandler_disk_file.cc (fhandler_disk_file::rmdir): Check invalid + success only on Samba shares. + * mount.cc (fs_info::update): Drop has_buggy_basic_info flag for + NcFsd. + * syscalls.cc (unlink_nt): Fix typo in comment. + +2011-10-21 Corinna Vinschen <corinna@vinschen.de> + + * globals.cc (ro_u_ncfsd): New R/O unicode string. + * mount.cc (fs_info::update): Check for "NcFsd" FS. Set flags and + change comments accordingly. + (fs_names): Add entry for NcFsd FS. + * mount.h (enum fs_info_type): Add ncfsd. + (class fs_info): Add ncfsd flag and accessor methods. + * path.h (class path_conv): Add fs_is_ncfsd method. + * syscalls.cc (unlink_nt): Experimentally try delete-on-close on NcFsd + in STATUS_CANNOT_DELETE case. + +2011-10-20 Christopher Faylor <me.cygwin2011@cgf.cx> + + * fhandler.h (fhandler*::copyto): Free path_conv strings first. + * path.h (cfree_and_null): Rename and expand from cfree_maybe. + (path_conv &operator =): Call free_strings rather than freeing strings + directly. + +2011-10-20 Christopher Faylor <me.cygwin2011@cgf.cx> + + Throughout change TTY_* to PTY_*, tty_* to pty_*, and ttym_* to ptmx_*. + * devices.cc: Regenerate. + * dtable.cc: (fh_alloc): Preserve /dev/tty name when that's what we + opened. + (build_fh_pc): Preserve any existing name. + * fhandler.cc (fhandler_base::open_with_arch): Ditto. + * fhandler_tty.cc (fhandler_pty_master::fhandler_pty_master): Force the + name to /dev/ptmx while preserving other pty master device information. + * path.h (cfree_maybe): New macro. + (path_conv::operator =): Free any allocated strings in target. + (path_conv::free_strings): Delete unused function. + + * sigproc.cc (proc_terminate): Remove previous accommodation for execed + processes since it didn't have the desired effect. Change comment to a + FIXME. + + * spawn.cc (chExeced): Mark NO_COPY. + (exe_suffixes): Ditto. + +2011-10-20 Corinna Vinschen <corinna@vinschen.de> + + * syscalls.cc (try_to_bin): Improve debug output. + (check_dir_not_empty): Take additional path_conv argument. Improve + debug output. Change syscall_printf to debug_printf. + (unlink_nt): Improve debug output. Change syscall_printf to + debug_printf. + (unlink): Change syscall_printf to debug_printf. + + * cygthread.h: Fix copyright dates. + +2011-10-18 Corinna Vinschen <corinna@vinschen.de> + + * path.cc: Extend two comments. Mention the name RtlpCurDirRef + for reference. + +2011-10-17 Christopher Faylor <me.cygwin2011@cgf.cx> + + * dcrt0.cc (dll_crt0_1): Copy argv before passing to main(). + +2011-10-17 Christopher Faylor <me.cygwin2011@cgf.cx> + + * sigproc.cc (proc_terminate): Avoid setting ppid to 1 if we're execing. + +2011-10-15 Christopher Faylor <me.cygwin2011@cgf.cx> + + * cygerrno.h (__set_errno): Modify debugging output to make searching + strace logs easier. + + Throughout, change /dev/tty* to /dev/pty*. + Throughout, add flags argument to fhandler_*::dup methods. + * devices.in: Rename (temporarily?) /dev/ttyN to /dev/ptyN. Add + /dev/ptymN devices for pty masters. + * devices.cc: Regenerate. + * devices.h (MAX_CONSOLES): Set to max number supported by devices.in. + (fh_devices::FH_PTMX): Rename from FH_PTYM. + (device::operator int): Return by reference. + * dtable.cc (fh_alloc): Take pc as an argument rather than just the + device. This makes debugging easier since more information is + available. Actually implement handling for already-allocated pty + master devices. Make different decisions when generating fhandler for + not-opened devices. Add kludge to deal with opening /dev/tty. + (cnew_no_ctor): New macro. + (build_fh_pc): Make debugging output more verbose. Use new clone() + fhandler interface to duplicate archetypes. Reset last term opened. + (dtable::dup_worker): Use Use new clone() fhandler interface to + duplicate archetypes. Pass flags to child dup handler. + (dtable::dup3): Set O_NOCTTY flag if newfd is not stdin/stdout/stderr. + * fhandler.cc (fhandler_base::reset): Rename from operator =() and + reduce functionality and sense of copy direction. + (fhandler_base::open_with_arch): Use published interface to query + io_handle(). Use new copyto() fhandler method to copy from/to found + archetype. + * fhandler.h: Throughout, delete size(), add copyout, clone, and + fhandler_* (void *) methods. + (fhandler_base::reset): Rename from operator =(). + (fhandler_termios::is_dev_tty): Delete. + (fhandler_termios): change "protected" region to "private". + (fhandler_termios::is_dev_tty): Delete. + (fhandler_termios): Rearrange protected/public. + (fhandler_termios::fhandler_termios): Remember last fhandler_termios + "opened". + (fhandler_termios::~fhandler_termios): Forget last fhandler_termios + opened. + (ioctl): Rename from ioctl_termios. Take a void * argument. Reflect + argument change in pinfo::set_ctty. + (fhandler_console::dup): Declare new function. Set ctty here if + appropriate. + (fhandler_pty_master::from_master): Privatize. + (fhandler_pty_master::to_master): Ditto. + (fhandler_pty_master::dwProcessId): Ditto. + (fhandler_pty_master::fhandler_pty_master): Add an `int' argument. + (fhandler_pty_master::open_setup): Declare new function. + (fhandler_pty_master::~fhandler_pty_master): Declare new method. + (fhandler_nodevice): Remove commented out function declaration. + * fhandler_console.cc: Use get_ttyp() instead of tc() throughout. + (fhandler_console::dup): Define new function to set controlling ctty on + dup, as appropriate. + (fhandler_console::ioctl): Reflect ioctl_termios name change. + (fhandler_console::setup): Rename from get_tty_stuff. + (fhandler_console::open_setup): Reflect argument change in + pinfo::set_ctty. + (fhandler_console::fhandler_console): Set _tc here. + * fhandler_termios.cc (handler_termios::ioctl): Rename. Take a void * + arg like other ioctl functions. + * fhandler_tty.cc (fhandler_pty_slave::dup): Call myself->set_ctty to + potentially reset the controlling terminal. + (fhandler_pty_slave::ioctl): Reflect name/arg change for ioctl_termios. + (fhandler_pty_slave::fhandler_pty_slave): Take a "unit" argument. Call + setup() here so that we will know the unit number of this fhandler as + soon as possible. Set the unit as appropriate. + (handler_pty_master::open): Move most stuff to constructor and + open_setup. + (handler_pty_slave::open_setup): Reflect argument change in + pinfo::set_ctty. + (handler_pty_master::open_setup): Define new function. + (fhandler_pty_master::cleanup): Clear handles as a flag that the + destructor does not have to do "close" operations. + (fhandler_pty_master::close): Ditto. + (fhandler_pty_master::~fhandler_pty_master): Define new method. + (fhandler_pty_master::ioctl): Reflect name/arg change for + ioctl_termios. + (fhandler_pty_master::setup): Allocate tty here. Rely on handles being + returned from allocated test rather than opening them here. Avoid + setting _need_nl here since it is already zeroed in the constructor. + Set up device information with DEV_TTYM_MAJOR. + * path.h (path_conv &operator =): Take a const argument. + (path_conv::dup): Ditto. + (pathconv_arg::PC_OPEN): New enum. + (pathconv_arg::PC_CTTY): Ditto. + (path_types::PATH_CTTY): Ditto. + (path_types::PATH_OPEN): Ditto. + (path_conv::isopen): New method. + (path_conv::isctty_capable): Ditto. + * path.cc (path_conv::check): Set PATH_OPEN and PATH_CTTY as + appropriate. + * pipe.cc (fhandler_pipe::open): Use copyto to copy pipe handle. + * syscall.cc (open): Reinstate fd > 2 check to disallow resetting ctty + on non-std* handles. + * tty.cc (tty_list::allocate): Pass out handles for allocated tty. use + `not_allocated' to find unallocated ttys. Avoid keeping the lock since + the allocation of the tty should be sufficient to prevent multiple + access. + (tty::not_allocated): Clarify comment. Rename. Return handles when an + unused tty is found. Simply test for existing tty. + (tty::exists): Rewrite to use `not_allocated'. + * tty.h (NTTYS): Reset down to actual number supported by devices.in. + (tty::not_allocated): Declare new function. + (tty_list::allocate): Pass out read/write tty handles. Zero them when + not found. + * fhandler_proc.cc: Reflect name change from FH_PTYM -> FH_PTMX. + * pinfo.h (pinfo::set_ctty): Reduce/reorder arguments passed in. + * pinfo.cc (pinfo::set_ctty): Ditto. Just use tc() built into the + passed-in fhandler_termios pointer. Return true if ctty is assigned. + * syscalls.cc (open): Call build_fh_pc with PC_OPEN flag. Set PC_CTTY + if appropriate. + (stat_worker): Remove is_dev_tty () stuff. + +2011-10-15 Corinna Vinschen <corinna@vinschen.de> + + * fhandler_process.cc (dos_drive_mappings::fixup_if_match): Convert + native NT network paths into DOS UNC paths. + +2011-10-15 Corinna Vinschen <corinna@vinschen.de> + + * sec_auth.cc (get_token_group_sidlist): Add CONSOLE LOGON SID on + systems supporting it. Never add SERVICE SID but keep code in for + future reference. Explain why. + (get_priv_list): Add cygpsid pointer parameter. Point it to the + mandatory integrity SID which matches account and privileges. + (create_token): Fetch mandatory integrity SID from call to + get_priv_list. + (lsaauth): Call get_priv_list with additional NULL pointer. Change + comment accordingly. + * sec_helper.cc (well_known_console_logon_sid): New static SID. + (cygpriv): Change to structure containing extra flag to store info + about required integrity level. + (privilege_luid): Accommodate changes to cygpriv. Return integrity + level in new high_integrity parameter. + (privilege_name): Accommodate changes to cygpriv. + (set_privilege): Drop trailing \n from debug output. + (set_cygwin_privileges): Don't set SE_CREATE_GLOBAL_PRIVILEGE anymore + since it's just not needed, but keep code in for future reference. + Change comment accordingly. + * security.h (well_known_console_logon_sid): Declare. + (privilege_luid): Align declaration to above change. + * wincap.h (wincaps::has_console_logon_sid): New element. + * wincap.cc: Implement above element throughout. + +2011-10-13 Corinna Vinschen <corinna@vinschen.de> + + * path.cc (find_fast_cwd_pointer): Allow 'push crit-sect-addr' instead + of 'mov edi, crit-sect-addr; push edi' and set rcall accordingly. + +2011-10-13 Corinna Vinschen <corinna@vinschen.de> + + * path.cc (copy_cwd_str): Move up in file to be accessible from + class fcwd_access_t. + (class fcwd_access_t): New class to consolidate and hide the details + of the various FAST_CWD implementations. Add implementation for + Windows 8 Developer Preview. + (fast_cwd_version): Make static private member of fcwd_access_t. + (fast_cwd_ptr): Change base type to fcwd_access_t. + (find_fast_cwd_pointer): Return fcwd_access_t**. + (find_fast_cwd): Ditto. Rip out all FAST_CWD implementations and use + fcwd_access_t methods instead. + (cwdstuff::override_win32_cwd): Ditto. + +2011-10-12 Corinna Vinschen <corinna@vinschen.de> + + * fhandler_console.cc (fhandler_console::cursor_set): Disable forcing + y to the current winBottom position. Explain why. + +2011-10-11 Christopher Faylor <me.cygwin2011@cgf.cx> + + * cygwin.din: Remove some _tc* exports. Add tcgetsid(). + * dtable.cc (fh_alloc): Revert ill-advised setting of major/minor. Use + new is_dev_tty to remember that this device was opened as /dev/tty. + * fhandler.cc (fhandler_base::fstat): Remove leftover debugging + statement. + (fhandler_base::tcgetsid): New function. + * fhandler.h ((fhandler_base::tcgetsid): Declare new function. + (fhandler_base::is_dev_tty): Ditto. + (fhandler_termios): Rearrange protected/public. + (fhandler_termios::fhandler_termios): Remember last fhandler_termios + "opened". + (fhandler_termios::~fhandler_termios): Forget last fhandler_termios + opened. + (fhandler_termios::opened_as_dev_tty): Declare new field. + (fhandler_termios::is_dev_tty): Declare new function. + (fhandler_termios::tcgetsid): Ditto. + (fhandler_pty_common::use_archetype): Move here from subclass. + (fhandler_pty_slave::use_archetype): Move up. + (fhandler_pty_master::use_archetype): Ditto. + * fhandler_console.cc (fhandler_console::ioctl): Rename second argument + from `buf' to `arg' for consistency. Call ioctl_termios for common + fhandler_termios ioctl handling. + * fhandler_tty.cc (fhandler_pty_slave::ioctl): Call ioctl_termios for + common fhandler_termios ioctl handling. + (fhandler_pty_master::ioctl): Ditto. + * fhandler_termios.cc (fhandler_termios::tcgetsid): Implement new + function. + (fhandler_termios::ioctl_termios): Ditto. Implements TIOCSCTTY + handling. + * syscalls.cc (stat_worker): Set /dev/tty device info when appropriate. + * termios.cc (tcgetpgrp): Avoid extraneous "isatty" check. + (tcgetsid): Implement new function. + * include/cygwin/version.h: Bump CYGWIN_VERSION_API_MINOR to 253. + * include/sys/termios.h (TIOCSCTTY): Define. + +2011-10-11 Christopher Faylor <me.cygwin2011@cgf.cx> + + * dtable.cc (fh_alloc): Don't parse /dev/tty if ctty is < 0. Reset + major/minor from the specific tty to those for /dev/tty. + +2011-10-10 Christopher Faylor <me.cygwin2011@cgf.cx> + + * syscalls.cc (open): Add temporary kludge to avoid assigning the + controlling tty on open unless the open is for stdin/stdout/stderr. + * tty.cc (tty_list::connect): Set ENXIO when can't find a tty. + +2011-10-10 Corinna Vinschen <corinna@vinschen.de> + + * fhandler.h (fhandler_process::closedir): Declare. + * fhandler_process.cc (fhandler_process::closedir): New function to + avoid a SEGV in fhandler_proc::closedir. + +2011-10-10 Christopher Faylor <me.cygwin2011@cgf.cx> + + * fhandler_tty.cc (fhandler_pty_slave::open): Clarify debugging output. + (fhandler_pty_slave::open): Change ENOENT to ENXIO when can't open a + tty. + +2011-10-07 Corinna Vinschen <corinna@vinschen.de> + Christopher Faylor <me.cygwin2011@cgf.cx> + + * fhandler.h (fhandler_console::tc_getpgid): New function. + * spawn.cc (spawn_guts): Add logic to put pure-windows processes "in + the background" when they are started that way. + +2011-10-07 Corinna Vinschen <corinna@vinschen.de> + + * include/sys/cygwin.h (cygwin_getinfo_types): Define values + additionally as preprocessor symbols. + +2011-10-06 Corinna Vinschen <corinna@vinschen.de> + + * fhandler_termios.cc (fhandler_termios::tcsetpgrp): Send __SIGSETPGRP + pseudo signal to process group instead of just calling + init_console_handler. + * sigproc.cc (wait_sig): Call init_console_handler here on __SIGSETPGRP + signal. + * sigproc.h (__SIGSETPGRP): Define. + +2011-10-06 Christian Franke <franke@computer.org> + + * include/cygwin/wait.h: Use new __wait_status_to_int() + macro to access status value in W*() status checks. + Fix status description. + * include/sys/wait.h: Allow `int' and `union wait' as + wait status parameter. Change __wait_status_to_int() + macro and wait () prototypes accordingly. Add inline + functions for C++. Remove extra `;'. + +2011-10-05 Corinna Vinschen <corinna@vinschen.de> + + * external.cc (create_winenv): Rename from sync_winenv. Take + environment pointer as parameter and return pointer to corresponding + win32 environment block if != NULL. Otherwise just sync as before. + (cygwin_internal): Add CW_CVT_ENV_TO_WINENV case. + * include/cygwin/version.h: Bump API minor number. + * include/sys/cygwin.h (cygwin_getinfo_types): Add CW_CVT_ENV_TO_WINENV. + +2011-10-04 Corinna Vinschen <corinna@vinschen.de> + + * net.cc (socketpair): Bind first socket to loopback only as well. + +2011-09-21 Christopher Faylor <me.cygwin2011@cgf.cx> + + * tty.cc (grantpt): Check for valid fd. + (unlockpt): Ditto. + +2011-09-02 Corinna Vinschen <corinna@vinschen.de> + + * net.cc (cygwin_getsockopt): Drop erroneous double conversion of error + code returned by SOL_SOCKET/SO_ERROR. Fix error handling. + +2011-09-01 Corinna Vinschen <corinna@vinschen.de> + + * lc_msg.h: Regenerate. + +2011-09-01 Corinna Vinschen <corinna@vinschen.de> + + * dlfcn.cc (gfpod_helper): Helper function to search DLL using + a given DLL name. Change default search path to allow /usr/bin. + (get_full_path_of_dll): Find DLLs even if the caller used a ".so" + suffix or a "lib" prefix for the DLL. + +2011-08-31 Corinna Vinschen <corinna@vinschen.de> + + * flock.cc (inode_t::unlock_and_remove_if_unused): Rename from + unlock_and_remove. + +2011-08-29 Corinna Vinschen <corinna@vinschen.de> + + * flock.cc (LOCK_OBJ_NAME_LEN): Change to accommodate extra lf_ver + field. + (class lockf_t): Add lf_ver field. + (lockf_t::lockf_t): Initialize lf_ver to 0. + (class inode_t): Change i_wait to i_cnt. Change comment to explain + change in usage. + (inode_t:use): Rename from wait. Make private. + (inode_t::unuse): Rename from unwait. Make private. + (inode_t::inuse): Rename from waiting. Make private. + (inode_t::notused): New public method to set use count to 0. + (inode_t::unlock_and_remove): New method to unlock node and to delete + it if it's unused in current process. + (fhandler_base::del_my_locks): Drop global list lock. Drop variable + no_locks_left. Simpify unlocking and removing node by just calling + unlock_and_remove. + (fixup_lockf_after_exec): Call notused method for each node. + (inode_t::get): Call use method. Lock node only if outside of list + lock. + (inode_t::get_all_locks_list): Accommodate additional lf_ver field + when creating lockf_t structure from object name. + (lockf_t::create_lock_obj_attr): Accommodate additional lf_ver field + when creating object name from lockf_t structure. Handle + STATUS_OBJECT_NAME_COLLISION gracefully in F_POSIX case as well. + Change comment accordingly. Increment lf_ver field rather than high + byte of lf_wid field. Simplify comment. + (fhandler_disk_file::lock): Always call unlock_and_remove rather than + just UNLOCK on node. + (lf_setlock): Move ret definition where it's used. Drop unneeded + tests for obj being not NULL. Only check for deadlock condition if the + lock we're trying to establish is a POSIX lock. Revamp object + collecting and wait code to cover all cases. Don't return with EDEADLK + if blocking process can't be opened for synchronization in F_POSIX case, + rather just wait like in F_FLOCK case. Change system_printf to + debug_printf in that case. Only run WaitForMultipleObjects with high + priority. Close obj and process handles prior to locking node. + +2011-08-27 Corinna Vinschen <corinna@vinschen.de> + + * fhandler.cc (fhandler_base::open): Fix typo in comment. + (fhandler_base::close): Move call to del_my_locks from here... + * fhandler_disk_file.cc (fhandler_disk_file::open): ...to here. + * flock.cc (struct lockfattr_t): New type. + (lockf_t::close_lock_obj): New method, use throughout. + (lockf_t::create_lock_obj_attr): New method. + (lockf_t::create_lock_obj): Use create_lock_obj_attr method. Handle + STATUS_OBJECT_NAME_COLLISION in F_FLOCK case gracefully. Add lengthy + comments to explain why and how. + (lockf_t::open_lock_obj): Use create_lock_obj_attr method. + (lockf_t::del_lock_obj): Call NtSetEvent rather than SetEvent for + symmetry. + (fhandler_disk_file::lock): Define n only where it's used. Call + need_fork_fixup only if call was successful. Handle EINTR and + ECANCELED return values from lf_setlock. + (lf_setlock): Drop WAIT_UNLOCKED and WAIT_PROC_EXITED. Don't wait + for event object handle count to become <= 1 in F_LOCK case. + Simplify WFMO return value handling. Don't handle signal and cancel + events here; just return with appropriate error code instead. + (lf_getblock): Ignore locks for which the handle can't be opened. + Use IsEventSignalled. + * ntdll.h (STATUS_INVALID_INFO_CLASS): Undef if defined elsewhere to + make sure the definition is casted to NTSTATUS. + (STATUS_INVALID_HANDLE): Define and ditto. + (STATUS_OBJECT_NAME_COLLISION): Define. + (NtSetEvent): Declare. + +2011-08-25 Rafal Zwierz <rzwierz@googlemail.com> + + * cygthread.cc (cygthread::simplestub): Notify that the thread has + detached also in freerange thread case. + +2011-08-25 Corinna Vinschen <corinna@vinschen.de> + + * fhandler.cc (fhandler_base::open): Never open files with + FILE_OVERWITE/FILE_OVERWRITE_IF. Set file size to 0 explicitely if + regular, existing file has been opened for writing with O_TRUNC flag + set. Explain why. + +2011-08-24 Corinna Vinschen <corinna@vinschen.de> + + * thread.cc (pthread::pthread): Drop setting parent_tls. Call + sigprocmask to copy parent thread signal mask into new parent_sigmask + member. + (pthread::thread_init_wrapper): Copy _my_tls.sigmask from new + parent_sigmask member. + * thread.h (class pthread): Drop parent_tls. Add parent_sigmask. + +2011-08-24 Christopher Faylor <me.cygwin2011@cgf.cx> + + * thread.cc (pthread::exit): Create dummy tls structure to hold + _main_tls contents if we've asked _main_tls to exit. + +2011-08-23 Corinna Vinschen <corinna@vinschen.de> + + * poll.cc (poll): Don't return prematurely if invalid fds have been + encountered. Enforce timeout set to 0 in case of invalid fds. Take + number of invalid fds into account when returning. + +2011-08-23 Corinna Vinschen <corinna@vinschen.de> + + * fhandler_socket.cc (fhandler_socket::send_internal): Fix setting + nosignal flag. Convert ECONNABORTED on connection-oriented socket + to EPIPE, too. + +2011-08-21 Christopher Faylor <me.cygwin2011@cgf.cx> + + * dtable.cc (conv_start_chars): Remove unneeded section attribute. + +2011-08-20 Yaakov Selkowitz <yselkowitz@users.sourceforge.net> + + * include/paths.h (_PATH_MAILDIR): Define. + (_PATH_SHELLS): Define. + +2011-08-20 Corinna Vinschen <corinna@vinschen.de> + + * fhandler_process.cc (format_process_maps): Define page protection + shortcuts RO, X, and WC. Use in creating access flag string. Don't + set type flag to 's' for copy-on-write pages, as on Linux. + +2011-08-19 Yaakov Selkowitz <yselkowitz@users.sourceforge.net> + + * devices.h (fh_devices): Define DEV_MISC_MAJOR, DEV_MEM_MAJOR, + DEV_SOUND_MAJOR. Use throughout. + * fhandler_proc.cc (proc_tab): Add /proc/devices and /proc/misc + virtual files. + (format_proc_devices): New function. + (format_proc_misc): New function. + +2011-08-19 Christopher Faylor <me.cygwin2011@cgf.cx> + + * dtable.cc: Mark some const variables as static. + * environ.cc (conv_start_chars): Move to shared cygwin region and + initialize at compile time. + (match_first_char): New generic function for querying conv_start_chars. + (posify_maybe): Rename from posify. + (environ_init): Remove conv_envvars initialization. Don't check + conv_start_chars, just allow posify_maybe to make the decision. + * fhandler_console.cc (__vt100_conv): Fix formatting. Mark as const. + +2011-08-19 Corinna Vinschen <corinna@vinschen.de> + + * fhandler_console.cc (fhandler_console::read): Recognize backspace key + using the device independent key code, rather than the device dependent + scan code. + +2011-08-18 Christopher Faylor <me.cygwin2011@cgf.cx> + + * dcrt0.cc (dll_crt0_0): Remove unneeded __stdcall decoration. + * init.cc: Reflect change to dll_crt0_0 in declaration. + +2011-08-18 Corinna Vinschen <corinna@vinschen.de> + + * dtable.cc (dtable::get_debugger_info): Add missing braces. + (dtable::stdio_init): Fix incorrect negation of not_open(2) condition. + +2011-08-16 Pierre Humblet <Pierre.Humblet@ieee.org> + + * net.cc (gethostby_helper): Remove DEBUGGING code from and + streamline the second pass. + +2011-08-16 Corinna Vinschen <corinna@vinschen.de> + + * dlfcn.cc (dlopen): Reimplement RTLD_NODELETE for Windows 2000 using + internal datastructures. Explain the code. + * ntdll.h (struct _LDR_DATA_TABLE_ENTRY): Define. + (struct _PEB_LDR_DATA): Define. + (struct _PEB): Change PVOID LoaderData to PPEB_LDR_DATA Ldr. + + * fhandler_process.cc (format_process_maps): Call NtQueryVirtualMemory + with valid return length pointer. Explain why. + +2011-08-16 Corinna Vinschen <corinna@vinschen.de> + + * include/cygwin/version.h (CYGWIN_VERSION_API_MINOR): Bump. + +2011-08-16 Corinna Vinschen <corinna@vinschen.de> + + * autoload.cc (GetModuleHandleExW): Define. + * dlfcn.cc: Throughout mark exported symbols as extern "C". + (dlopen): Unignore flags argument. Define ret to NULL. Fix typo in + comment. Support Glibc flags RTLD_NOLOAD and RTLD_NODELETE. + * include/dlfcn.h: Clean up comments. + (RTLD_NODELETE): Define. + (RTLD_NOLOAD): Define. + (RTLD_DEEPBIND): Define. + +2011-08-15 Corinna Vinschen <corinna@vinschen.de> + + * pipe.cc (pipe): Just call _pipe with O_BINARY mode. Move code to + generate normalized pathnames from here... + (_pipe): ...to here. + +2011-08-13 Corinna Vinschen <corinna@vinschen.de> + + * miscfuncs.cc (CreatePipeOverlapped): New function. + (ReadPipeOverlapped): Ditto. + (WritePipeOverlapped): Ditto. + * miscfuncs.h: Declare new functions. + * pinfo.cc (commune_process): Call WritePipeOverlapped instead of + WriteFile. Set timeout to 1 sec. + (_pinfo::commune_request): Call ReadPipeOverlapped instead of ReadFile. + Set timeout to 0.5 secs. + * sigproc.cc (sig_send): Create pipe using CreatePipeOverlapped. + +2011-08-12 Christopher Faylor <me.cygwin2011@cgf.cx> + + * miscfuncs.cc (create_pipe): Delete obsolete function. + * miscfuncs.h (create_pipe): Delete define. + + * pipe.c (fhandler_pipe::create_selectable): Delete obsolete comment. + +2011-08-12 Corinna Vinschen <corinna@vinschen.de> + + * fhandler_proc.cc (fhandler_proc::closedir): Don't free, but delete + instead. + +2011-08-12 Corinna Vinschen <corinna@vinschen.de> + + * fhandler.h (fhandler_proc::opendir): Declare. + (fhandler_proc::closedir): Declare. + * fhandler_proc.cc (fhandler_proc::opendir): New method. Fetch list + of active processes here once to avoid potential duplicates and store + in dir->__handle. + (fhandler_proc::closedir): New method. Free dir->__handle. + (fhandler_proc::readdir): Convert pinfo into a reference to the winpids + entry in dir->__handle. + +2011-08-11 Corinna Vinschen <corinna@vinschen.de> + + * fhandler_proc.cc (fhandler_proc::get_proc_fhandler): Don't allow to + access process info by using the Windows PID. + * fhandler_process.cc (fhandler_process::fstat): Ditto. + (fhandler_process::fill_filebuf): Ditto. + +2011-08-11 Corinna Vinschen <corinna@vinschen.de> + + * (winpids::add): Make sure to store always a Windows PID in + pidlist, even if pid is a Cygwin PID. + (winpids::enum_processes): Fetch Cygwin processes from listing of + shared cygwin object dir in the native NT namespace. Only if winpid + is true, fetch Windows processes using an additional call to + NtQuerySystemInformation. + +2011-08-10 Corinna Vinschen <corinna@vinschen.de> + + * fhandler_process.cc (format_process_status): Always print process name + even for zombies. + (get_mem_values): Fix loop fetching working set list to avoid out of + memory conditions. Return all mem values set to 0 for zombies. + * ntdll.h (STATUS_PROCESS_IS_TERMINATING): Define. + +2011-08-09 Corinna Vinschen <corinna@vinschen.de> + + * heap.cc (eval_initial_heap_size): New function fetching the heap + size from the LoaderFlags field in the PE/COFF header. + (heap_init): Call eval_initial_heap_size rather than + cygwin_shared->heap_chunk_size to fetch the initial heap size. + * shared.cc (shared_info::heap_chunk_size): Remove. + * shared_info.h (class shared_info): Drop heap_chunk member. + (CURR_SHARED_MAGIC): Update. + +2011-08-09 Corinna Vinschen <corinna@vinschen.de> + + * ntdll.h (STATUS_NOT_FOUND): Define. + * ntea.cc (read_ea): Return correct ENOTSUP rather than EOPNOTSUPP. + Handle STATUS_INVALID_DEVICE_REQUEST and STATUS_NOT_FOUND. Explain + why. Convert conditional to switch statement. + (write_ea): Return correct ENOTSUP rather than EOPNOTSUPP. Handle + STATUS_INVALID_DEVICE_REQUEST. Convert conditional to switch statement. + +2011-08-07 Corinna Vinschen <corinna@vinschen.de> + + * resource.cc (getrlimit): Just return RLIM_INFINITY in a request for + RLIMIT_AS. + +2011-08-07 Corinna Vinschen <corinna@vinschen.de> + + * fhandler_process.cc (format_process_maps): Actually print info about + the application heap of the printed process, not of the current process. + +2011-08-04 Corinna Vinschen <corinna@vinschen.de> + + * net.cc (socketpair): Release sb0 if there's no space left for sb1. + +2011-08-03 Yaakov Selkowitz <yselkowitz@users.sourceforge.net> + + * cygwin.din (clock_nanosleep): Export. + * posix.sgml (std-notimpl): Move clock_nanosleep from here... + (std-susv4): ... to here. + (std-notes): Note limitations of clock_nanosleep. + * signal.cc (clock_nanosleep): Renamed from nanosleep, adding clock_id + and flags arguments and changing return values throughout. + Improve checks for illegal rqtp values. Add support for + CLOCK_MONOTONIC and TIMER_ABSTIME. + (nanosleep): Rewrite in terms of clock_nanosleep. + (sleep): Ditto. + (usleep): Ditto. + * thread.cc: Mark clock_nanosleep in list of cancellation points. + * include/cygwin/version.h (CYGWIN_VERSION_API_MINOR): Bump. + +2011-08-03 Christopher Faylor <me.cygwin2011@cgf.cx> + + * dll_init.cc: Use fabort in favor of api_fatal and fork_info->abort + where appropriate throughout. + (fabort): Define. + (dll_list::topsort): Don't print sorting information. Fix formatting. + (dll_list::topsort_visit): Fix formatting. + (dll_list::load_after_fork_impl): Perform comment fixups. + * sigproc.cc (child_info_fork::abort): (for now?) Always print cause of + fork failure. + * include/sys/strace.h (strace_vprintf): Remove _STRACE_NOTALL when + printing. We really do want to see this. + +2011-08-03 Yaakov Selkowitz <yselkowitz@users.sourceforge.net> + + * cygtls.h (struct _local_storage): Add cw_timer member. + * cygtls.cc (_cygtls::init_thread): Initialize locals.cw_timer. + (_cygtls::fixup_after_fork): Ditto. + * tlsoffsets.h: Regenerate. + * ntdll.h (enum _TIMER_INFORMATION_CLASS): Define. + (struct _TIMER_BASIC_INFORMATION): Define. + (NtQueryTimer): Declare function. + * thread.h (cancelable_wait): Change timeout argument to + PLARGE_INTEGER and provide NULL default. + (fast_mutex::lock): Adjust accordingly. + (pthread_cond::wait): Change timeout argument to PLARGE_INTEGER + and default to NULL. + * thread.cc (cancelable_wait): Change timeout argument to + PLARGE_INTEGER. Initialize _cygtls.locals.cw_timer if needed. + Use NT waitable timers for handling timeout. Return remaining time + to timeout argument if timeout was relative. + (pthread_cond::wait): Change timeout argument to PLARGE_INTEGER. + Adjust to change in cancelable_wait. + (pthread_mutex::lock): Adjust to change in cancelable_wait. + (pthread_spinlock::lock): Ditto. + (pthread::join): Ditto. + (__pthread_cond_dowait): Change waitlength argument to PLARGE_INTEGER. + Adjust to changes in cancelable_wait and pthread_cond::wait. + (pthread_cond_timedwait): Adjust to change in __pthread_cond_dowait. + (pthread_cond_wait): Ditto. + (semaphore::_timedwait): Adjust to change in cancelable_wait. + (semaphore::_wait): Ditto. + * exceptions.cc (handle_sigsuspend): Ditto. + * signal.cc (nanosleep): Ditto. + * wait.cc (wait4): Ditto. Fix copyright dates. + * times.cc (FACTOR, NSPERSEC): Move from here... + * hires.h (FACTOR, NSPERSEC): ...to here. + +2011-08-01 Corinna Vinschen <corinna@vinschen.de> + + * syscalls.cc (faccessat): Fix parens in flag expression when calling + build_fh_name. + + * fhandler_disk_file.cc (fhandler_disk_file::mkdir): Fix typo in + comment. + * fhandler_socket.cc (fhandler_socket::bind): Ditto. + * path.cc (symlink_worker): Ditto. + +2011-07-31 Christopher Faylor <me.cygwin2011@cgf.cx> + + * dll_init.cc (dll_list::load_after_fork_impl): Add a hint to an error + message. + +2011-07-31 Christopher Faylor <me.cygwin2011@cgf.cx> + + * sigproc.cc (pending_signals::pending): Define new function. + (sig_dispatch_pending): Avoid calling sig_send if there are no pending + signals. + +2011-07-31 Corinna Vinschen <corinna@vinschen.de> + + * fhandler.h (class fhandler_dev_mem): Remove dup method declaration. + * fhandler_clipboard.cc (fhandler_dev_clipboard::dup): Accommodate the + fact that the entire fhandler gets copied over to the child in + operator =. + * fhandler_floppy.cc (fhandler_dev_floppy::dup): Ditto. + * fhandler_raw.cc (fhandler_dev_raw::dup): Ditto. + * fhandler_serial.cc (fhandler_serial::dup): Ditto. + * fhandler_socket.cc (fhandler_socket::dup): Ditto. + * fhandler_virtual.cc (fhandler_virtual::dup): Ditto. + * fhandler_mem.cc (fhandler_dev_mem::dup): Ditto. Remove entirely. + +2011-07-30 Christopher Faylor <me.cygwin2011@cgf.cx> + + * cygthread.cc (cygthread::async_create): Define new function. + * cygthread.h (cygthread::create): Use correct regparm. + (cygthread::standalone): Delete from class and from all constructors. + (cygthread::cygthread): Use three only arguments for detached threads, + (cygthread::async_create): Declare. + and start the thread via QueueUserAPC/async_create. + * dcrt0.cc (dll_crt0_0): Remove handling for + wincap.has_buggy_thread_startup. + (dll_crt0_1): Ditto. + * wincap.cc: Ditto throughout. + * wincap.h: Ditto. + +2011-07-30 Christopher Faylor <me.cygwin2011@cgf.cx> + + * fhandler.h (fhandler_base_overlapped::size): Declare/define size() + function for consistency. + (fhandler_termios::size): Ditto. + (fhandler_pty_common::size): Ditto. + +2011-07-30 Corinna Vinschen <corinna@vinschen.de> + + * fhandler_registry.cc (fhandler_registry::dup): Duplicate value_name. + +2011-07-29 Corinna Vinschen <corinna@vinschen.de> + + Throughout change "WinSock" to "Winsock" in comments. + * fhandler_socket.cc (fhandler_socket::sendmsg): Add missing call to + get_inet_addr to convert AF_LOCAL to AF_INET sockets. + * net.cc (cygwin_socket): Workaround UDP Winsock problem. Add comment + to explain why. + * select.cc: Include winsock2.h rather than winsock.h. + +2011-07-26 Corinna Vinschen <corinna@vinschen.de> + + * fhandler_disk_file.cc (__DIR_mounts::eval_ino): Create path_conv + with PC_KEEP_HANDLE flag. + * path.h (path_conv::operator =): Duplicate UNICODE path as well. + * security.cc (check_file_access): Use path_conv handle if available. + * syscalls.cc (access): Create fhandler with PC_KEEP_HANDLE flag set. + (euidaccess): Ditto. + (faccessat): Ditto. + +2011-07-26 Corinna Vinschen <corinna@vinschen.de> + + * ntdll.h: Fix typo in comment. + * path.cc: Ditto. + +2011-07-25 Corinna Vinschen <corinna@vinschen.de> + + * fhandler_console.cc (fhandler_console::ioctl): Fetch console events + using PeekConsoleInput and return only key down events in buf. + * fhandler_tty.cc (fhandler_pty_slave::ioctl): Always return EINVAL + if PeekNamedPipe fails. + (fhandler_pty_master::ioctl): Ditto. + +2011-07-22 Corinna Vinschen <corinna@vinschen.de> + + * fhandler_tty.cc (fhandler_pty_slave::ioctl): Drop FIONBIO case. + Handle FIONREAD. + (fhandler_pty_master::ioctl): Ditto. Call fhandler_base::ioctl to + decode default condition. + * fhandler_console.cc (fhandler_console::ioctl): Handle FIONREAD. + +2011-07-21 Christopher Faylor <me.cygwin2011@cgf.cx> + Corinna Vinschen <corinna@vinschen.de> + + * fhandler.cc: Add #include for asm/socket.h for dealing with FIONREAD. + (fhandler_base::ioctl): Special-case errno for FIONREAD. + * fhandler_dsp.cc (fhandler_dev_dsp::ioctl): Rename parameter for + consistency. Call fhandler_base::ioctl to decode default condition. + * fhandler_serial.cc (fhandler_serial::ioctl): Ditto. + * fhandler_tty.cc (fhandler_pty_slave::ioctl): Call + fhandler_base::ioctl to decode default condition. + * fhandler_windows.cc (fhandler_windows::ioctl): Ditto. + +2011-07-21 Corinna Vinschen <corinna@vinschen.de> + + * heap.cc (eval_start_address): Simplify test for large address + awareness of executable, which works for 32 and 64 bit systems. + Change comment accordingly. + +2011-07-21 Corinna Vinschen <corinna@vinschen.de> + + * heap.cc (eval_start_address): New static function to evaluate the + best start address for the application heap. + (heap_init): Call eval_start_address to fetch the start value for + start_address. Move preceeding comment to eval_start_address. + +2011-07-21 Yaakov Selkowitz <yselkowitz@users.sourceforge.net> + + * cygwin.din (pthread_condattr_getclock): Export. + (pthread_condattr_setclock): Export. + * posix.sgml (std-notimpl): Move pthread_condattr_getclock and + pthread_condattr_setclock from here... + (std-susv4): ... to here. + * sysconf.cc (sca): Set _SC_CLOCK_SELECTION to _POSIX_CLOCK_SELECTION. + * thread.cc: (pthread_condattr::pthread_condattr): Initialize clock_id. + (pthread_cond::pthread_cond): Initialize clock_id. + (pthread_cond_timedwait): Use clock_gettime() instead of gettimeofday() + in order to support all allowed clocks. + (pthread_condattr_getclock): New function. + (pthread_condattr_setclock): New function. + * thread.h (class pthread_condattr): Add clock_id member. + (class pthread_cond): Ditto. + * include/pthread.h: Remove obsolete comment. + (pthread_condattr_getclock): Declare. + (pthread_condattr_setclock): Declare. + * include/cygwin/version.h (CYGWIN_VERSION_API_MINOR): Bump. + +2011-07-18 Yaakov Selkowitz <yselkowitz@users.sourceforge.net> + + * sysconf.cc (sca): Return -1 for _SC_THREAD_ROBUST_PRIO_INHERIT, + _SC_THREAD_ROBUST_PRIO_PROTECT, and _SC_XOPEN_UUCP. + (SC_MAX): Redefine accordingly. + (csa): Return strings for _CS_POSIX_V7_THREADS_CFLAGS, + _CS_POSIX_V7_THREADS_LDFLAGS, and _CS_V7_ENV. + (CS_MAX): Redefine accordingly. + * include/limits.h (LONG_BIT): Define. + (WORD_BIT): Define. + +2011-07-18 Corinna Vinschen <corinna@vinschen.de> + + * heap.cc (heap_init): Change type of largest_found to PVOID. Start + querying memory at 0x20000000. Use largest_found pointer when trying + to allocate largest free memory area found. + +2011-07-14 Corinna Vinschen <corinna@vinschen.de> + + * fhandler_console.cc (fhandler_console::input_tcsetattr): Revert to + setting ENABLE_PROCESSED_INPUT depending on ISIG and IGNBRK. + (fhandler_console::tcgetattr): Set ISIG depending on + ENABLE_PROCESSED_INPUT as well. + +2011-07-13 Corinna Vinschen <corinna@vinschen.de> + + * fhandler_serial.cc (fhandler_serial::raw_read): Handle non-blocking + case more thoroughly. + +2011-07-13 Christopher Faylor <me.cygwin2011@cgf.cx> + + * setup_handler (setup_handler): Change break to goto out, missed in + 2011-07-06 changes. + +2011-07-10 Christopher Faylor <me.cygwin2011@cgf.cx> + + * fhandler_tty.cc (fhandler_pty_slave::ioctl): Remove erroneous support + for TIOCLINUX for pty. Get rid of unneeded EINVAL handling in wake of + tty removal. Remove now-unneeded variable. + +2011-07-10 Corinna Vinschen <corinna@vinschen.de> + + * include/netdb.h (gethostbyname2): Declare. + +2011-07-09 Eric Blake <eblake@redhat.com> + + * signal.cc (handle_sigprocmask): Return error rather than setting + errno, for pthread_sigmask. + (sigprocmask): Adjust caller. + +2011-07-07 Corinna Vinschen <corinna@vinschen.de> + + * miscfuncs.cc (yield): Drop thread priority only once. + +2011-07-06 Christopher Faylor <me.cygwin2011@cgf.cx> + + * exceptions.cc (_cygtls::interrupt_now): Back out previous change + since it could theoretically cause a non-CTRL-C-able program if a + program has suffered memory corruption. + (setup_handler): Ditto. + +2011-07-06 Corinna Vinschen <corinna@vinschen.de> + + * sched.c (sched_yield): Just call SwitchToThread because yield now + potentially switches CPU. + +2011-07-06 Christopher Faylor <me.cygwin2011@cgf.cx> + + * exceptions.cc (_cygtls::interrupt_now): Don't check for spinning + here. + (setup_handler): Check for spinning here, assuming that it is + transitory and should not affect the retry loop. + +2011-07-06 Christopher Faylor <me.cygwin2011@cgf.cx> + + * exceptions.cc (CALL_HANDLER_RETRY_INNER): Rename to reflect different + functionality. + (CALL_HANDLER_RETRY_OUTER): New define. + (setup_handler): Add outer loop to signal handler to try harder to + deliver the signal. + * miscfuncs.cc (yield): Drop priority and use SleepEx() to force thread + rescheduling rather than relying on SwitchToThread(). + +2011-07-06 Corinna Vinschen <corinna@vinschen.de> + + * sigproc.cc (wait_sig): Fix debug output. + +2011-07-05 Corinna Vinschen <corinna@vinschen.de> + + * fhandler_console.cc (fhandler_console::input_tcsetattr): Make + ENABLE_PROCESSED_INPUT flag only depending on value of IGNBRK. + (fhandler_console::tcgetattr): Don't set ISIG depending on + ENABLE_PROCESSED_INPUT, set IGNBRK instead. + +2011-07-05 Corinna Vinschen <corinna@vinschen.de> + + * security.cc (get_file_sd): Fix comment. + +2011-07-05 Corinna Vinschen <corinna@vinschen.de> + + * fhandler.cc (fhandler_base::open): Never create files with WRITE_DAC + access. Explain why. + * fhandler_disk_file.cc (fhandler_base::fstat_helper): Improve debug + output. + +2011-07-05 Corinna Vinschen <corinna@vinschen.de> + + * fhandler.cc (fhandler_base::open): Don't open file with WRITE_DAC + access on remote filesystem. Explain why. + * fhandler_disk_file.cc (fhandler_disk_file::mkdir): Ditto for + directories. + * fhandler_socket.cc (fhandler_socket::bind): Ditto for sockets. + * path.cc (symlink_worker): Ditto for symlinks. + +2011-07-04 Christopher Faylor <me.cygwin2011@cgf.cx> + + * environ.cc (tty_is_gone): Wrap warning at 80 characters. + +2011-07-04 Corinna Vinschen <corinna@vinschen.de> + + Throughout, open console handles with sharing for reading and writing. + * dcrt0.cc (insert_file): Open file with full sharing allowed. + * hookapi.cc (find_first_notloaded_dll): Ditto. + * spawn.cc (av::fixup): Ditto. + +2011-07-04 Corinna Vinschen <corinna@vinschen.de> + + * dtable.cc (dtable::init_std_file_from_handle): Change test for console + device in call to fh->init to avoid conhost crash on W7. + +2011-07-04 Corinna Vinschen <corinna@vinschen.de> + + * environ.cc (environ_init): Reinstantiate on-the-fly CYGWIN variable + test and call to parse_options if found. + +2011-07-04 Christopher Faylor <me.cygwin2011@cgf.cx> + + * fhandler.cc (fhandler_base::open_with_arch): Call close_on_exec last + to avoid setting close_on_exec for archetype. + * fhandler_tty.cc (fhandler_pty_master::setup): Protect {from,to}_pty + handles. Use consistent naming in debug output. Use inheritable + handles and... + (fhandler_pty_master::fixup_after_fork): ...avoid duplicating handles + here. + (fhandler_pty_slave::open): Don't set close_on_exec flag here. + +2011-07-01 Christopher Faylor <me.cygwin2011@cgf.cx> + + * dtable.cc (cnew): Fix whitespace. + +2011-07-01 Corinna Vinschen <corinna@vinschen.de> + + * include/sys/param.h (NGROUPS): Redefine as NGROUPS_MAX. + (MAXHOSTNAMELEN): Redefine with same value as MAX_HOSTNAME_LEN. Change + comment. + (MAXPATHLEN): Improve comment. + (MAXSYMLINKS): Define and add comment. + +2011-07-01 Corinna Vinschen <corinna@vinschen.de> + + * fhandler.cc (fhandler_base::open): Move NFS-specific code into the + code block handling FH_FS stuff. + +2011-06-30 Ryan Johnson <ryan.johnson@cs.utoronto.ca> + + * dtable.cc (fh_oom): Remove. + (fh_calloc): Remove. + (cnew): Redefine to handle NULL returns from cmalloc. + (build_fh_name): Accommodate new definition of cnew. Remove unneeded + test for fh_oom. + (fh_alloc): Ditto. + +2011-06-30 Corinna Vinschen <corinna@vinschen.de> + + * fhandler_console.cc (fhandler_console::read): Add comment. + (fhandler_console::input_tcsetattr): Don't set ENABLE_PROCESSED_INPUT + if IGNBRK flag is set. + +2011-06-30 Corinna Vinschen <corinna@vinschen.de> + + * dtable.cc (fh_oom): New static fhandler storage. + (fh_calloc): New static function. Add a comment to explain why this + is needed. + (cnew): Call fh_calloc as placement argument. + (build_fh_name): Check return code from cnew against address of + fh_oom to test for out of memory condition. + (fh_alloc): Ditto. + (build_fh_pc): Avoid a crash due to useing a NULL fhandler. + * pipe.cc (fhandler_pipe::create): Check if build_fh_dev returned a + valid pointer before using it. + +2011-06-28 Corinna Vinschen <corinna@vinschen.de> + + * fhandler_process.cc (heap_info::fill_if_match): Rename info to + note that this heap is a Windows heap. + (format_process_maps): Print info about application heap. + +2011-06-24 Corinna Vinschen <corinna@vinschen.de> + + * fhandler_console.cc (fhandler_console::read): Don't generate ^@ on + Ctrl+Alt+Space. + +2011-06-22 Corinna Vinschen <corinna@vinschen.de> + + * fhandler_tty.cc (fhandler_pty_master::setup): Create pty pipes + non-inheritable. + +2011-06-22 Corinna Vinschen <corinna@vinschen.de> + + * fhandler_tty.cc (fhandler_pty_master::setup): Fix crash in debug + output. + +2011-06-18 Corinna Vinschen <corinna@vinschen.de> + + * path.cc (normalize_win32_path): Skip all slashes after recognizing + a ".." path component. Add comment. + +2011-06-17 Corinna Vinschen <corinna@vinschen.de> + + * fhandler.cc (fhandler_base::open): Drop local create_options variable. + Use options member instead. + * fhandler.h (class fhandler_base): Change type of access member to + ACCESS_MASK. Change get_access and set_access methods accordingly. + Add options member. Add get_options and set_options methods. + (class fhandler_disk_file): Add prw_handle. + (fhandler_disk_file::prw_open): Declare. + (fhandler_disk_file::close): Declare. + (fhandler_disk_file::dup): Declare. + (fhandler_disk_file::fixup_after_fork): Declare. + * fhandler_disk_file.cc (fhandler_disk_file::fhandler_disk_file): + Initialize prw_handle to NULL. + (fhandler_disk_file::close): Close prw_handle. + (fhandler_disk_file::dup): New method. + (fhandler_disk_file::fixup_after_fork): Set prw_handle to NULL since + prw_handle is not inherited. + (fhandler_disk_file::prw_open): New method. Add long comment to + explain current behaviour. + (fhandler_disk_file::pread): Revert previous change. Change to use + prw_handle if possible. + (fhandler_disk_file::pwrite): Change to use prw_handle if possible. + +2011-06-17 Corinna Vinschen <corinna@vinschen.de> + + * dcrt0.cc (dll_crt0_1): Call strace.dll_info after call to pinfo_init. + * strace.cc (strace::hello): Drop printing DLL information here since + application info is not always available at this point. + (strace::dll_info): New method to print DLL info. + * include/sys/strace.h (strace::dll_info): Declare. + +2011-06-17 Corinna Vinschen <corinna@vinschen.de> + + * dtable.cc (handle_to_fn): Accommodate name change of pty named pipes, + otherwise ptys are not recognized. + +2011-06-16 Christopher Faylor <me.cygwin2011@cgf.cx> + + * fhandler_console.cc (fhandler_console::set_unit): Set + pc.file_attributes() to reflect existence. + * fhandler.h (fhandler_pty_common::fhandler_pty_common): Ditto. + * pinfo.cc (_pinfo::set_ctty): Output device numbers in hex. + +2011-06-15 Christopher Faylor <me.cygwin2011@cgf.cx> + + * errno.cc (EIO): Lowercase "o" representative string. + +2011-06-14 Christopher Faylor <me.cygwin2011@cgf.cx> + + * cygheap.h (init_cygheap::ctty_on_hold): Remove conditionalized + variable. + * dcrt0.cc (do_exit): Remove code which handled CYGWIN=tty style ttys. + * devices.in: Remove "/dev/ttym". + * dtable.cc: Rename tty to pty where appropriate throughout. + (dtable::stdio_init): Use new t->is_console rather than using + now-deleted hwnd element in tty structure. + (dtable::init_std_file_from_handle): Remove code which handled + CYGWIN=tty style ttys. + (fh_alloc): Ditto. + * fhandler.h: Rename tty to pty where appropriate. + (fhandler_pty_common): Delete output_done_event, ioctl_request_event, + ioctl_done_event. + (fhandler_pty_master::setup): Delete argument. + (fhandler_tty_master): Delete. + (fhandler_union): Delete __tty_master. + * fhandler_console.cc (use_tty): Delete. + (fhandler_console::get_tty_stuff): Set is_console to true rather than + calling sethwnd. + (fhandler_console::send_winch_maybe): Remove CYGWIN=tty considerations. + (fhandler_console::input_tcsetattr): Ditto. + * fhandler_termios.cc (fhandler_termios::tcsetpgrp): Use new + t->is_console rather than using now-deleted hwnd element in tty + structure. + * fhandler_tty.cc: Rename tty to pty where appropriate throughout. + (tty_master): Delete. + (process_input): Ditto. + (process_output): Ditto. + (process_ioctl): Ditto. + (fhandler_tty_master::*): Ditto. + (fhandler_pty_master::process_slave_output): Remove CYGWIN=tty + considerations. + (fhandler_pty_slave::open): Ditto for *_done_event. + (fhandler_pty_slave::write): Ditto. + (fhandler_pty_slave::ioctl): Ditto. + (fhandler_pty_slave::fch_open_handles): Ditto. + (fhandler_pty_slave::fch_set_sd): Ditto. + (fhandler_pty_slave::fch_close_handles): Ditto. + (fhandler_pty_common::close): Ditto. + (fhandler_pty_master::setup): Ditto. Remove now-unneeded ispty + parameter. + (fhandler_pty_master::open): Reflect argument removal for + tty::allocate. + * select.cc: Rename tty to pty where appropriate throughout. + * sigproc.cc (proc_subproc): Remove CYGWIN=tty considerations. + * tty.cc (ttyslot): Accommodate CYGWIN=tty removal. + (tty_list::init_session): Ditto. + (tty_list::attach): Ditto. + (tty::create_master): Delete. + (tty_list::terminate): Ditto. + (tty_list::allocate): Delete "with_console" parameter. Remove + CYGWIN=tty considerations. + (tty::init): Set is_console = false. Use 'false' for was_opened since + it is a boolean. + * tty.h (*_{DONE,REQUEST}_EVENT): Delete. + (tty_min::is_console): Declare new field which replaces hwnd. + (tty_min::gethwnd): Delete. + (tty_min::sethwnd): Ditto. + (tty_list::allocate): Delete parameter. + (tty_list::terminate): Delete declaration. + * include/sys/cygwin.h (PID_USETTY): Redefine to PID_UNUSED1 and change + comment to reflect its availability. + +2011-06-13 Christopher Faylor <me.cygwin2011@cgf.cx> + + * fhandler_tty_slave.cc (fhandler_tty_slave::fhandler_tty_slave): + Revert previous change since unit 0 is perfectly valid. + +2011-06-12 Christopher Faylor <me.cygwin2011@cgf.cx> + + Rename FH_BAD to FH_NADA throughout. + * devices.h (FH_ERROR): New value. + (iscons_dev): Extend to detect all the console device types. + * devices.in: Set aside storage for FH_ERROR. + * dtable.cc (dtable::init_std_file_from_handle): Use iscons_dev to + detect when device is a console. + (fh_alloc): Pass device to console constructor. + (build_fh_pc): Short circuit when we detect that the constructor saw an + error. + * fhandler.h (fhandler_console::fhandler_console): Accept fh_devices + parameter. + (get_tty_stuff): Change to void. + * fhandler_console (fhandler_console::set_unit): Set device to FH_ERROR + on attempt to access anything other than the current console. + (fhandler_console::get_tty_stuff): Change to void return. + (fhandler_console::open): Return EPERM on FH_ERROR device type. + (fhandler_console::fhandler_console): Set the device type appropriately + before calling get_tty_stuff and rely on that function to reset it if + necessary. + +2011-06-10 Christopher Faylor <me.cygwin2011@cgf.cx> + + * environ.cc (create_upcaseenv): Delete. + (ucenv): Don't honor create_upcaseenv. + (environ_init): Remove early retrieval of CYGWIN environment variable. + Change comment to reflect new behavior. + +2011-06-09 Christopher Faylor <me.cygwin2011@cgf.cx> + + * child_info.h (CURR_CHILD_INFO_MAGIC): Reset. + (child_info::old_title): Delete. + (child_info::~child_info_spawn): Remove recording of old_title. + * dcrt0.cc (title_buf): Delete. + (child_info_spawn::handle_spawn): Remove recording of old_title. + (dll_crt0_1): Get rid of all title handling. + (do_exit): Ditto. + * environ.cc (known): Delete strip_title and title. + * fhandler_console.cc (fhandler_console::write): Remove recording of + old_title. + * globals.cc (exit_states): Remove ES_TITLE. + (display_title): Delete. + (strip_title_path): Delete. + (old_title): Delete. + * spawn.cc (spawn_guts): Remove old_title accommodation. + +2011-06-09 Christopher Faylor <me.cygwin2011@cgf.cx> + + * environ.cc (envcache): Delete. + (known): Remove envcache. + (getwinenv): Don't honor envcache setting. + +2011-06-09 Christopher Faylor <me.cygwin2011@cgf.cx> + + * environ.c: Move code earlier to allow: + (_addenv): Call parse_options() when CYGWIN environment variable is + being changed. + (parse_options): Change parameter to 'const'. + +2011-06-08 Christopher Faylor <me.cygwin2011@cgf.cx> + + * environ.cc (tty_is_gone): Add missing space to message. + +2011-06-08 Christopher Faylor <me.cygwin2011@cgf.cx> + + * environ.cc (settings::set_process_state): Delete. + (tty_is_gone): New function. + (known): Change "tty" to call tty_is_gone(). Remove unneeded '&' from + beginning of function address. + (parse_options): Remove set_process_state handling. + * shared_info.h (CURR_USER_MAGIC): Reset. + (user_info::warned_notty): New member. + +2011-06-07 Christopher Faylor <me.cygwin2011@cgf.cx> + + * fhandler_console.cc (fhandler_console::open_shared_console): + Semi-revert to using fixed location for console stuff. + * shared.cc (offsets): Ditto. Comment. + * shared_info (shared_locations): Re-add SH_SHARED_CONSOLE. + +2011-06-05 Christopher Faylor <me.cygwin2011@cgf.cx> + + * fhandler_disk_file.cc (fhandler_disk_file::pread): Reset windows file + position pointer back to previous location after successful read. + +2011-06-04 Christopher Faylor <me.cygwin2011@cgf.cx> + + * fhandler_console.cc (fhandler_console::open_shared_console): Don't + zero handle to open_shared since it is supposed to be an input. + (enum_windows): Set handle input to open_shared to NULL since it does + not represent any previously opened shared region. + * shared.cc (open_shared): Tweak debugging output. + +2011-06-03 Christopher Faylor <me.cygwin2011@cgf.cx> + + * ntdll.h (FILE_PIPE_*): Define constants. + * select.cc (pipe_data_available): Detect closing state. + +2011-06-03 Christopher Faylor <me.cygwin2011@cgf.cx> + + * pinfo.cc (_pinfo::set_ctty): Don't reset myself->{pgid,sid} if + terminal has no pgid or sid settings. + +2011-06-03 Christopher Faylor <me.cygwin2011@cgf.cx> + + * fhandler.cc (fhandler_base_overlapped::wait_overlapped): Only raise + SIGPIPE when writing. + + * fhandler.h: Include "tty.h". + (fhandler_termios::_tc): Rename from tc. + (fhandler_termios::tc): New method. + (fhandler_termios::tcinit): Remove an argument. + (fhandler_termios::get_ttyp): Use method to retrieve value. + (fhandler_console::console_state): Move here. + (fhandler_console::dev_state): Delete. + (fhandler_console::shared_console_info): Define. + (fhandler_console::open_shared_console): Move this function under + fhandler_console umbrella. + (fhandler_console::tc): Define. Return static value. + (fhandler_console::focus_aware): Accommodate deletion of dev_state. + (fhandler_console): Add tty_list::get_cttyp as a friend. + * fhandler_console.cc (dev_state): Redefine as a pointer within + shared_console_info and change dev-> to dev. throughout. + (fhandler_console::shared_console_info): Move into fhandler_console. + (fhandler_console::open_shared_console): Move into fhandler_console + change argument to simple bool. + (enum_windows): Accommodate changes to console_state and + open_shared_console. + (console_unit::console_unit): Ditto. + (fhandler_console::get_tty_stuff): Accommodate change to dev_state. + (tty_list::get_cttyp): Accommodate change to + handler_console::shared_console_info. + (fhandler_console::read): Accommodate change from tc to tc (). + (fhandler_console::set_input_state): Ditto. + (fhandler_console::open): Accommodate tcinit argument change and change + from tc to tc(). + (fhandler_console::input_tcsetattr): Accomodate change from tc to tc(). + (fhandler_console::input_tcsetattr): Ditto. + (fhandler_console::write_normal): Ditto. + (fhandler_console::init): Ditto. + (fhandler_console::igncr_enabled): Ditto. + * fhandler_termios.cc (fhandler_termios::tcinit): Remove first argument. + Expect tc() to have been set up first. Use tc() rather than tc. + (fhandler_termios::tcsetpgrp): Accomodate change from tc to tc(). + (fhandler_termios::tcgetpgrp): Ditto. + (fhandler_termios::bg_check): Ditto. + (fhandler_termios::line_edit: Ditto. + (fhandler_tty_master::set_winsize): Ditto. + (fhandler_tty_slave::open): Ditto. + (fhandler_tty_slave::init): Ditto. + (fhandler_pty_master::write): Ditto. + (fhandler_pty_master::setup): Ditto. Accommodate change in arguments + to tcinit. + (fhandler_tty_slave::fch_open_handles): Set _tc directly. + (tty_min::is_orphaned_process_group): Don't assume that parent pid + exists. + * pinfo.cc (_pinfo::set_ctty): Reset myself->{pgid,sid} here if we were + started by a non-Cygwin process but the tty exists. + * shared_info.h (console_state): Delete from here. + * tty.h: Make multiple inclusion safe. + +2011-05-31 Christopher Faylor <me.cygwin2011@cgf.cx> + + * exceptions.cc (ctrl_c_handler): Simplify test for no parent tty. + * fhandler_console.cc (fhandler_console::get_tty_stuff): Return NULL if + ctty is not tty/console. Improve test for slave tty/pty device. + +2011-05-31 Christopher Faylor <me.cygwin2011@cgf.cx> + + * external.cc (fillout_pinfo): Don't truncate ctty if it's < 0. + + * select.cc (pipe_data_available): Avoid printing debug info by default + or suffer very large strace files. + +2011-05-31 Christopher Faylor <me.cygwin2011@cgf.cx> + + * select.cc (pipe_data_available): New function - uses + NtQueryInformationFile to return information about pipes. + (peek_pipe): Rewrite to use pipe_data_available for both read and write + tests. + +2011-05-30 Christopher Faylor <me.cygwin2011@cgf.cx> + + * dtable.cc (dtable::select_write): Add missing argument to + debug_printf. + + * fhandler.cc (fhandler_base_overlapped::setup_overlapped): Explicitly + set io_pending to false. + (fhandler_base_overlapped::has_ongoing_io): Call GetOverlappedResult + to force completion of I/O. + (fhandler_base_overlapped::wait_overlapped): Rewrite to correctly deal + with nonblocking reads and to make more race proof. + (fhandler_base_overlapped::raw_write): Deal with new enum values. + (fhandler_base_overlapped::raw_read): Ditto. Don't deal with ongoing + I/O here since it makes no sense in the read context. + * fhandler.h (enum wait_return): Add overlapped_unknown, + overlapped_nonblocking_no_data. + * pipe.cc (pipe): Add debugging output. + +2011-05-30 Christopher Faylor <me.cygwin2011@cgf.cx> + + * dll_init.cc (dll_list::append): Eliminate increment of unused tot + variable. + * dll_init.h (dll_list::tot): Delete. + (dll_list::populate_all_deps): Delete undefined function. + + * fhandler.cc (fhandler_base_overlapped::wait_overlapped): Move EPIPE + handling under error condition. + +2011-05-30 Ryan Johnson <ryan.johnson@cs.utoronto.ca> + + * dll_init.cc (reserve_upto): Remove. + (release_upto): Ditto. + (dll_list::reserve_space): New function to reserve space needed by + DLL_LOAD dlls early in the fork process. + (dll_list::load_after_fork): Rewrite to use recursion to + track reservations it makes while trying to make dlls land where they + belong. + (dll_list::load_after_fork_impl): New function used by load_after_fork. + (dll_list::alloc): Initialize image base field. + * dll_init.h (dll_list::prefered_base): New field. + (dll_list::reserve_space): Declare new function. + (dll_list::load_after_fork): Declare new function. + * fork.cc (frok::child): call dll_list::reserve_space early, so we can + retry if it fails. + +2011-05-30 Tor Perkins <cygwin@noid.net> + + * fhandler_termios.cc (fhandler_termios::bg_check): Do not return EIO + when a process group has no leader as this is allowed and does not + imply an orphaned process group. Add a test for orphaned process + groups. + (tty_min::is_orphaned_process_group): Define new function. + * tty.h (tty_min::is_orphaned_process_group): Define new function. + +2011-05-30 Ryan Johnson <ryan.johnson@cs.utoronto.ca> + + * dll_init.cc (dll_list::find_by_modname): New function to search the + dll list for a module name only (no path). + (dll_list::alloc): Initialize newly-added members of struct dll. + (dll_list::append): New function to factor out the append operation + (used by dll_list::topsort). + (dll_list::populate_deps): New function to identify dll dependencies. + (dll_list::topsort): New function to sort the dll list topologically by + dependencies. + (dll_list::topsort_visit): New helper function for the above. + * dll_init.h (dll::ndeps): New class member. + (dll::deps): Ditto. + (dll::modname): Ditto. + (dll_list::find_by_modname): New function related to topsort. + (dll_list::populate_all_deps): Ditto. + (dll_list::populate_deps): Ditto. + (dll_list::topsort): Ditto. + (dll_list::topsort_visit): Ditto. + (dll_list::append): Ditto. + (pefile): New struct allowing simple introspection of dll images. + * fork.cc (fork): Topologically sort the dll list before forking + +2011-05-30 Christopher Faylor <me.cygwin2011@cgf.cx> + + * child_info.h (CURR_CHILD_INFO_MAGIC): Refresh. + (child_info::refresh_cygheap): New function. + * spawn.cc (spawn_guts): Call refresh_cygheap before creating a new + process to ensure that cygheap_max is up-to-date. + * fork.cc (frok::parent): Ditto. + +2011-05-30 Christopher Faylor <me.cygwin2011@cgf.cx> + + * cygheap.cc (cygheap_dummy): Rename from cygheap_at_start. + (cygheap): Accommodate name change to cygheap_dummy. + (cygheap_init): Ditto. + (cygheap_fixup_in_child): Simplify slightly. + * fork.cc (fork): Add an advisory comment. + +2011-05-29 Christopher Faylor <me.cygwin2011@cgf.cx> + + * fhandler.cc (fhandler_overlapped::wait_overlapped): Make sure that + I/O is cancelled on signal. + +2011-05-28 Ryan Johnson <ryan.johnson@cs.utoronto.ca> + + * dll_init.cc (dll_list::alloc): Initialize dll::image_size. + (reserve_at): Don't reserve space needed by the target dll if the + latter overlaps the free region to be blocked. + (dll_list::load_after_fork): Use new version of reserve_at. + * dll_init.h (dll::image_size): New member. + (pefile): New struct. + +2011-05-28 Christopher Faylor <me.cygwin2011@cgf.cx> + Ryan Johnson <ryan.johnson@cs.utoronto.ca> + + * dll_init.c (dll_list::load_after_fork): Don't clear in_forkee here. + * fork.cc (frok::errmsg): Rename from 'error'. + (frok::error): New function. Handle conditional printing of error + messages. + (frok::parent): Record hchild handle for use by error function. Use + throughout. Use error function rather than setting error pointer + directly. + (fork): Clear is_forkee here. Accommodate rename of 'error' to + 'errmsg'. + * sigproc.cc (child_info::proc_retry): Detect EXITCODE_FORK_FAILED. + +2011-05-28 Christopher Faylor <me.cygwin2011@cgf.cx> + + * fhandler.cc (handler_base_overlapped::wait_overlapped): Rework to + attempt to properly set errno and bytes read for non-blocking case. + Change to just rely on res to indicate error conditions. + +2011-05-28 Christopher Faylor <me.cygwin2011@cgf.cx> + + * fhandler.cc (fhandler_base_overlapped::wait_overlapped): Don't set + io_pending unless ReadFile has returned an error. (this is a partial fix, + accidentally checked in) + +2011-05-28 Christopher Faylor <me.cygwin2011@cgf.cx> + + * autoload.cc: Call _api_fatal in asm. + * child_info.h: Redefine CURR_CHILD_INFO_MAGIC. + (child_info_fork::abort): Rename from handle_failure. Change + arguments. + * cygtls.h (_local_storage::ttybuf): New field. + * dcrt0.cc (vapi_fatal): Split api_fatal. Add "in forked process" to + message when appropriate. + (api_fatal): Use vapi_fatal. + * devices.h: Make multiple inclusion safe. + (fh_devices): Add FH_CONS* stuff. Reorder slightly. + (device): Eliminate anonymous union. Add more ways to access + minor/major. + (device::setunit): Accommodate no-longer-anonymous union. + (device::is_fs): Ditto. + (device::is_fs_special): Ditto. + (device::major): New function. + (device::minor): Ditto. + (device::is_device): New function. + (device::not_device): Ditto. + (device::operator int): New operator. + (device::operator fh_devices): Ditto. + (device::operator bool): Ditto. + (device::operator DWORD): Ditto. + (device::operator =): Ditto. + (isproc_dev): New function. + (isprocsys_dev): Ditto. + (iscons_dev): Ditto. + (istty_slave_dev): Ditto. + * devices.in: Add new "/dev/cons*" strings. Accommodate + no-longer-anonymous union throughout. + (BRACK): Use more precise method for initialization. + * devices.cc: Regenerate. + * dtable.cc (dtable::stdio_init): Use get_cttyp instead of get_tty. + (dtable::find_archetype): Use new DWORD operator in device to test + archetypes. + (dtable::init_std_file_from_handle): Use different method to initialize + 'dev'. Adapt to different ctty handling and accommodate /dev/cons*. + (fh_alloc): Accommodate no-longer-anonymous union. Adapt to new + /dev/cons*. + (build_fh_pc): Make debugging output more useful. + * exceptions.cc (ctrl_c_handler): Use get_cttyp instead of get_tty. + * external.cc (fillout_pinfo): Accommodate new cons* stuff. + * fhandler.cc (fhandler_base::read): Eliminate is_slow() test. + * fhandler.h (fhandler_base::*): Adapt to changes in device.h. + (fhandler_*::is_slow): Delete. + ( fhandler_proc::get_proc_fhandler): Return fh_devices type. + * fhandler_console.cc (open_shared_console): New function. + (console_unit): New class. + (console_unit::console_unit): New constructor. + (enum_windows): New function. Declare as friend to console_unit. + (fhandler_console::set_unit): New function. + (fhandler_console::get_tty_stuff): Call set_unit to set the unit number + and determine if initialization is needed. Eliminate flags parameter. + (tty_list::get_cttyp): Rename (sorta) from get_tty. Return pointer to + correct tty_min. + (fhandler_console::open): Adapt to elimination of argument to + get_tty_stuff. + (fhandler_console::output_tcsetattr): Properly detect error condition. + (fhandler_console::fixup_after_fork_exec): Adapt to get_tty_stuff() + setting tc automatically. + * fhandler_proc.cc: Use FH_BAD rather than 0 throughout where using + fh_devices enum. + (fhandler_proc::get_proc_fhandler): Return fh_devices. Adapt to + devices.h changes. + * fhandler_process.cc: Adapt to devices.h changes. Use FH_BAD rather + than 0 throughout where using fh_devices enum. + * fhandler_procnet.cc: Ditto. + * fhandler_procsys.cc: Ditto. + * fhandler_procsysvipc.cc: Ditto. + * fhandler_tape.cc (fhandler_dev_tape::fhandler_dev_tape): Ditto. + * fhandler_termios.cc (handler_termios::bg_check): Use tc->ttyname() + rather than assuming that we can construct a tty. + * fhandler_tty.cc (fhandler_tty_master::fhandler_tty_master): Just + return get_minor() of dev. + (fhandler_pty_master::process_slave_output): Add slightly more + debugging info. + (fhandler_tty_slave::fhandler_tty_slave): Change name from ntty to + unit. + (fhandler_pty_master::open): Ditto. + (fhandler_tty_slave::ioctl): Adapt to change which causes ctty to + represent a complete device. + (fhandler_tty_master::init_console): Add debugging for failure path. + (fhandler_pty_master::setup): Use get_unit() to retrieve unit number + rather than relying on raw ntty. + (fhandler_pty_master::setup): Ditto. + * fhandler_virtual.h (virt_tab_t): Redefine fhandler as fh_devices. + * fork.cc: Remove obsolete vfork stuff. + (frok::child): Don't assume that a ctty == 0 is valid. + * mount.cc (mount_info::conv_to_win32_path): Adapt to device struct + changes. + (mount_info::conv_to_win32_path): Ditto. + * path.cc (path_conv::check): Retrive major/minor numbers via a method + rather than accessing them directly from device. Rely on dev operators + to set/retrieve device information as required by device struct change. + * path.h (isproc_dev): Move to devices.h. + (isprocsys_dev): Ditto. + (isvirtual_dev): Ditto. + (path_conv:{isdevice,isfifo,isspecial,iscygdrive,issocket,get_devn,get_unitn}): + Use device methods to access/manipulate devices. + * pinfo.cc (pinfo::exit): Don't assume that ctty == 0 is valid. Use + iscons_dev to determine if a device is a console. + (_pinfo::_ctty): Use device::parse to generate tty/cons name. + (_pinfo::set_ctty): Don't assume that ctty == 0 is valid. Remove + redundant info from debugging. + * shared.cc (offsets): Remove console offset. + * shared_info.h (shared_locations): Ditto. + * syscalls.cc (umask): Use device methods to manipulate device + information. + (ctermid): Use device::parse to generate term device name. + * tlsoffsets.h: Regenerate. + * tty.cc (ttyslot): Return minor number of ctty since ctty now + represents a full device. + (tty::create_master): Set ctty to a complete device. + (tty_list::attach): Rework to detect new /dev/cons* stuff. + (tty_list::terminate): Adapt to changes to ctty. + (tty_list::init): Adapt to change to setntty - pass in device major + number. + (tty::exists): Use get_unit() to retrive tty unit number. + (tty::open_mutex): Ditto. + (tty::open_inuse): Ditto. + (tty::create_inuse): Ditto. + (tty::get_event): Ditto. + (tty_min::ttyname): Define new function. + * tty.h (tty_min::ntty): Redefine as fh_devices. + (tty::exists): Use get_unit() to retrive tty unit number. + (tty::open_mutex): Ditto. + (tty::open_inuse): Ditto. + (tty::create_inuse): Ditto. + (tty::get_event): Ditto. + (tty_min::ttyname): Declare new function. + (tty::getntty): Declare as const. + (tty_list::operator []): Assure that only minor part of argument is + used. + + * dll_init.cc (dll_list::alloc): Detect mismatch of data segments early + issuing an explicit error message if necessary. + * heap.cc (heap_init): Adapt to changes from fork->handle_failure to + fork->abort. + * pinfo.h (EXITCODE_FORK_FAILED): New enum. (from Ryan Johnson) + * sigproc.cc (child_info_fork::abort): Rename from handle_failure. + Change arguments to allow passing in a printf-like message. + * winsup.h (api_fatal): Delete macro definition. + (api_fatal): Redefine from __api_fatal. + (vapi_fatal): Declare new function. + * include/sys/strace.h (strace_vprintf): Define new macro. + + * ntdll.h (_SYSTEM_INFORMATION_CLASS): Add SystemHandleInformation. + +2011-05-27 Corinna Vinschen <corinna@vinschen.de> + + * shared.cc (offsets): Reorder so that console_state is lowest in + memory. Explain why. + (open_shared): Accommodate reordering of offsets array. + * shared_info.h (shared_locations): Reorder SH_SHARED_CONSOLE after + SH_MYSELF. + +2011-05-26 Corinna Vinschen <corinna@vinschen.de> + + * mount.h (MAX_MOUNTS): Raise to 64. + +2011-05-25 Eric Blake <eblake@redhat.com> + + * cygtls.h (strerror_r_buf): New buffer. + * errno.cc (strerror): Move guts... + (_strerror_r): ...to new function demanded by newlib. + (strerror_r): Don't clobber strerror buffer. + (_user_strerror): Drop unused declaration. + * tlsoffsets.h: Regenerate. + +2011-05-25 Corinna Vinschen <corinna@vinschen.de> + + * init.cc (dll_entry): Reinstantiate wow64_test_stack_marker and + previous stack tests. + +2011-05-25 Corinna Vinschen <corinna@vinschen.de> + + * posix.sgml (std-notes): Add missing <para>. + +2011-05-24 Corinna Vinschen <corinna@vinschen.de> + + * mount.cc (mount_info::conv_to_win32_path): Remove unused code. + * mount.h (class mount_info): Remove sys_mount_table_counter member. + * shared_info.h (class shared_info): Ditto. + (CURR_SHARED_MAGIC): Update. + +2011-05-24 Corinna Vinschen <corinna@vinschen.de> + + * pinfo.h (struct _pinfo): Reduce size of progname array slightly. + Explain why. + +2011-05-23 Eric Blake <eblake@redhat.com> + + * errno.cc (strerror): Print unknown errno as int. + (__xpg_strerror_r): Likewise, and don't clobber strerror buffer. + * cygtls.h (strerror_buf): Resize to allow '-'. + +2011-05-23 Corinna Vinschen <corinna@vinschen.de> + + * fhandler_process.cc (thread_info::fill_if_match): Reformat. + (format_process_maps): Ditto. Fetch pointer to procinfo structure + from mapped process. Print info about global shared Cygwin regions. + +2011-05-21 Corinna Vinschen <corinna@vinschen.de> + + * fhandler_process.cc (struct dos_drive_mappings): Use malloc/free + rather than cmalloc/cfree. Check return value from malloc before + using it. + (struct heap_info): Ditto. + (struct thread_info): Ditto. Rename from stack_info. Rename members + and local variables accordingly. + (thread_info::thread_info): Store stack and TEB addresses. + (thread_info::fill_if_match): Print "teb" if a TEB address has been + found. Special case for WOW64, explain why. + (format_process_maps): Fetch PEB address. Print MEM_RESERVE regions + with equal signs to distinguish them from PAGE_NOACCESS regions. Fix + printing of 'p' and 's' to differ between MEM_PRIVATE and MEM_MAPPED + pages, as on Linux. Print 'g' instead of 'p for PAGE_GUARD pages. + Print PEB and SharedUserData area if recognized. + +2011-05-20 Corinna Vinschen <corinna@vinschen.de> + + * miscfuncs.cc (CygwinCreateThread): Fix condition for adding the + guardsize to the stacksize. Fix accompanying comment. + +2011-05-20 Corinna Vinschen <corinna@vinschen.de> + + * miscfuncs.cc (CygwinCreateThread): Add accidentally missing comment. + +2011-05-20 Corinna Vinschen <corinna@vinschen.de> + + * fhandler_process.cc (struct heap_info): Change type of base and end + members to char *. Print "shared" rather than "share". + (struct stack_info): New class to fetch process stack information. + (format_process_maps): Initialize and check for stack information. + +2011-05-20 Corinna Vinschen <corinna@vinschen.de> + + * miscfuncs.cc (thread_wrapper): Remove statements added for debugging + purposes. + +2011-05-20 Corinna Vinschen <corinna@vinschen.de> + + * child_info.h (CURR_CHILD_INFO_MAGIC): Update. + (class child_info_fork): Remove stacksize, add stackaddr and guardsize + members. + * dcrt0.cc (child_info_fork::alloc_stack_hard_way): Partial rewrite + to regenerate the stack exactly as in the parent. + (child_info_fork::alloc_stack): Set stackaddr to 0, rather than + stacksize. + (dll_crt0_1): Check for stackaddr before changing the stack addresses + in the TEB. + * fork.cc (frok::child): Check for stackaddr here. + (frok::parent): Set ch.stackaddr and ch.guardsize if not called from + the main thread. + * init.cc (dll_entry): Replace pointer to NT_TIB with pointer to TEB. + Fix incorrectly changed address test before removing _my_tls. + Set StackLimit to NULL on Windows 2000. Explain why. + * miscfuncs.cc (struct thread_wrapper_arg): Store stackbase rather + than stacksize, store commitaddr, remove guardsize. Store all pointers + as char * for easier address arithmetic. + (thread_wrapper): Rewrite to remove OS stack before calling thread + function. Add lots of comments to explain what we do. + (CygwinCreateThread): Reserve our own stack in case we got no + application stack. Add comments. + * ntdll.h (struct _TEB): Extend defintion up to DeallocationStack + member. + * thread.cc (pthread_attr::pthread_attr): Use "(size_t) -1" + rather then 0xffffffff. + * wincap.h (wincaps::has_stack_size_param_is_a_reservation): New + element. + * wincap.cc: Implement above element throughout. + +2011-05-19 Yaakov Selkowitz <yselkowitz@users.sourceforge.net> + + * thread.cc: Mark psiginfo and psignal as available in list of + optional cancellation points. + +2011-05-19 Yaakov Selkowitz <yselkowitz@users.sourceforge.net> + + * cygwin.din (__fpurge): Export. + * posix.sgml (std-solaris): Add __fpurge. + * include/cygwin/version.h (CYGWIN_VERSION_API_MINOR): Bump. + +2011-05-18 Yaakov Selkowitz <yselkowitz@users.sourceforge.net> + + * posix.sgml (std-susv4): Remove chroot, futimes, hstrerror. + (std-deprec): Add chroot. + (std-bsd): Add futimes, hstrerror. + (std-notimpl): Add clock_nanosleep, nexttoward, nexttowardf. + Remove initstate, which is implemented and listed in std-susv4. + +2011-05-17 Yaakov Selkowitz <yselkowitz@users.sourceforge.net> + + * cygwin.din (error): Export. + (error_at_line): Export. + (error_message_count): Export. + (error_one_per_line): Export. + (error_print_progname): Export. + * errno.cc (error_message_count): Define. + (error_one_per_line): Define. + (error_print_progname): Define. + (_verror): New static function. + (error): New function. + (error_at_line): New function. + * posix.sgml (std-gnu): Add error, error_at_line. + * include/error.h: New header. + * include/cygwin/version.h (CYGWIN_VERSION_API_MINOR): Bump. + +2011-05-17 Yaakov Selkowitz <yselkowitz@users.sourceforge.net> + + * cygwin.din (clock_getcpuclockid): Export. + (pthread_getcpuclockid): Export. + * hires.h (PID_TO_CLOCKID): New macro. + (CLOCKID_TO_PID): New macro. + (CLOCKID_IS_PROCESS): New macro. + (THREADID_TO_CLOCKID): New macro. + (CLOCKID_TO_THREADID): New macro. + (CLOCKID_IS_THREAD): New macro. + * ntdll.h (enum _THREAD_INFORMATION_CLASS): Add ThreadTimes. + * posix.sgml (std-notimpl): Add clock_getcpuclockid and + pthread_getcpuclockid from here... + (std-susv4): ... to here. + (std-notes): Remove limitations of clock_getres and clock_gettime. + Note limitation of timer_create to CLOCK_REALTIME. + * sysconf.cc (sca): Set _SC_CPUTIME to _POSIX_CPUTIME, and + _SC_THREAD_CPUTIME to _POSIX_THREAD_CPUTIME. + * thread.cc (pthread_getcpuclockid): New function. + * timer.cc (timer_create): Set errno to ENOTSUP for CPU-time clocks. + * times.cc (clock_gettime): Handle CLOCK_PROCESS_CPUTIME_ID and + CLOCK_THREAD_CPUTIME_ID. + (clock_getres): Ditto. + (clock_settime): Set errno to EPERM for CPU-time clocks. + (clock_getcpuclockid): New function. + * include/pthread.h (pthread_getcpuclockid): Declare. + * include/cygwin/version.h (CYGWIN_VERSION_API_MINOR): Bump. + +2011-05-17 Corinna Vinschen <corinna@vinschen.de> + + * miscfuncs.cc (thread_wrapper): Remove unused _cygtls record. + * mmap.cc (is_mmapped_region): Avoid crash if no mmaps exist. + +2011-05-16 Corinna Vinschen <corinna@vinschen.de> + + * globals.cc (__getlogin_username): Remove. + * uinfo.cc (getlogin_r): Fetch username from cygheap. + (getlogin): Add static buffer username and fetch username from + getlogin_r. + +2011-05-16 Corinna Vinschen <corinna@vinschen.de> + + * cygtls.h (struct _local_storage): Remove unused members rarg and + _localtime_buf. Remove username in favor of a global buffer. Reorder + slightly to keep the net.cc stuff together. + * globals.cc (__getlogin_username): New global char buffer. + * tlsoffsets.h: Regenerate. + * uinfo.cc (getlogin): Copy username into __getlogin_username. + +2011-05-16 Corinna Vinschen <corinna@vinschen.de> + + * heap.cc (heap_init): Rewrite initial heap allocation to use addresses + beyond 0x20000000. Explain why and how. + * shared.cc (shared_info::heap_slop_size): Remove. + * shared_info.h (class shared_info): Remove heap_slop_inited and + heap_slop members. Remove heap_slop_size declaration. + (CURR_SHARED_MAGIC): Update. + * wincap.cc: Throughout, drop heapslop. + * wincap.h (struct wincaps): Drop heapslop. + +2011-05-16 Corinna Vinschen <corinna@vinschen.de> + + * dcrt0.cc (child_info_fork::alloc_stack_hard_way): Check if the + requested stack is application-provided within the user heap or an + mmapped region. If so, just use it. Add comment to explain why. + * miscfuncs.cc (thread_wrapper): If an application-provided stack + has been given, implement cygtls area at the stackbase. Fix comment. + * mmap.cc (is_mmapped_region): New function. + * winsup.h (is_mmapped_region): Declare. + +2011-05-15 Corinna Vinschen <corinna@vinschen.de> + + * miscfuncs.cc (thread_wrapper): Add comments to assembler code. + +2011-05-15 Corinna Vinschen <corinna@vinschen.de> + + * cygwin.din (pthread_attr_getguardsize): Export. + (pthread_attr_setguardsize): Export. + (pthread_attr_setstack): Export. + (pthread_attr_setstackaddr): Export. + * init.cc (dll_entry): Remove wow64_test_stack_marker. Check for + unusual stack address by testing stack addresses from current TEB. + Check validity of _my_tls by testing if it's within the stack as + given in current TEB. + * miscfuncs.cc (struct thread_wrapper_arg): New structure used to + push all required information to thread_wrapper function. + (thread_wrapper): Wrapper function for actual thread function. + If an application stack has been given, change %ebp and %esp so that + the thread function runs on that stack. If the thread has been created + by CygwinCreateThread, set up the POSIX guard pages if necessary. + (CygwinCreateThread): New function. + * miscfuncs.h (CygwinCreateThread): Declare. + * ntdll.h (struct _TEB): Define all members up to Peb. + * posix.sgml (std-susv4): Move pthread_attr_getguardsize, + pthread_attr_setguardsize and pthread_attr_setstack here. + (std-deprec): Add pthread_attr_setstackaddr. + * sysconf.cc (sca): Set _SC_THREAD_ATTR_STACKADDR to + _POSIX_THREAD_ATTR_STACKADDR. + * thread.cc (pthread::precreate): Copy pthread_attr stackaddr and + guardsize members. + (pthread::create): Call CygwinCreateThread. + (pthread_attr::pthread_attr): Initialize guardsize. + (pthread_attr_setstack): New function. + (pthread_attr_setstackaddr): New function. + (pthread_attr_setguardsize): New function. + (pthread_attr_getguardsize): New function. + (pthread_getattr_np): Copy attr.guardsize. + * thread.h (pthread_attr): Add member guardsize. + * include/pthread.h (pthread_attr_getguardsize): Declare. + (pthread_attr_setguardsize): Declare. + * include/cygwin/version.h: Bump API minor number. + +2011-05-13 Corinna Vinschen <corinna@vinschen.de> + + * fhandler_process.cc (struct heap_info::heap): Convert base to + uintptr_t. Add heap_id, end, flags members. + (heap_info::heap_vm_chunks): Rename from heaps. + (heap_info::heap_info): Rearrange using RtlQueryProcessDebugInformation + to get information of heap virtual memory blocks. Store heap id and + flags, as well as end address of each block. + (heap_info::fill_if_match): Check incoming base address against full + address range of heap chunks. Convert flag values in extra heap + information. + (format_process_maps): Change order so that heap check is done before + MEM_MAPPED check since there are shareable heaps. + * ntdll.h (PDI_HEAP_BLOCKS): Define. + (HEAP_FLAG_NOSERIALIZE): Define. + (HEAP_FLAG_GROWABLE): Define. + (HEAP_FLAG_EXCEPTIONS): Define. + (HEAP_FLAG_NONDEFAULT): Define. + (HEAP_FLAG_SHAREABLE): Define. + (HEAP_FLAG_EXECUTABLE): Define. + (HEAP_FLAG_DEBUGGED): Define. + (struct _DEBUG_HEAP_ARRAY): Define. + (struct _DEBUG_HEAP_BLOCK): Define. + +2011-05-12 Corinna Vinschen <corinna@vinschen.de> + + Based on newlib patch to strptime by Peter Rosin <peda@lysator.liu.se>: + * libc/time/strptime.c (is_leap_year): New static function. + (first_day): Ditto. + (__strptime): Fill in tm_yday when all of tm_year, tm_mon and tm_mday + are updated. Fill in tm_mon, tm_mday and tm_wday when both of tm_year + and tm_yday are updated. + +2011-05-12 Yaakov Selkowitz <yselkowitz@users.sourceforge.net> + + * fhandler_proc.cc (format_proc_meminfo): Rewrite to use sysinfo(). + Support RAM and swap space larger than 4GB. + Remove output elements not found with modern Linux kernels. + (format_proc_swaps): Support paging files larger than 4GB. + +2011-05-11 Corinna Vinschen <corinna@vinschen.de> + + * autoload.cc: Remove useless comment. + +2011-05-11 Corinna Vinschen <corinna@vinschen.de> + + * autoload.cc (EnumProcessModules): Remove. + * dlfcn.cc (dlopen): Make sure errno is set if an error occurs. + (dlsym): Rewrite using RtlQueryProcessDebugInformation instead of + EnumProcessModules. + * ntdll.h (struct _DEBUG_MODULE_ARRAY): Define. + (RtlCreateQueryDebugBuffer): Declare. + (RtlDestroyQueryDebugBuffer): Declare. + (RtlQueryProcessDebugInformation): Declare. + +2011-05-11 Corinna Vinschen <corinna@vinschen.de> + + * autoload.cc (GetModuleFileNameExW): Remove. + * autoload.cc (GetModuleInformation): Remove. + +2011-05-11 Corinna Vinschen <corinna@vinschen.de> + + * autoload.cc (QueryWorkingSet): Remove. + +2011-05-11 Ryan Johnson <ryan.johnson@cs.utoronto.ca> + + * fhandler_process.cc (format_process_maps): Rework to report + all mapped address space in a process (committed or reserved), + identifying the nature of the mapping (mapped file/image, heap, + shared memory) when possible. + (dos_drive_mappings): New helper classes. + (heap_info): Ditto. + * ntdll.h (struct _MEMORY_SECTION_NAME): Define. + +2011-05-11 Corinna Vinschen <corinna@vinschen.de> + + * autoload.cc (GetProcessMemoryInfo): Remove. + * resource.cc (fill_rusage): Call NtQueryInformationProcess rather than + GetProcessMemoryInfo to drop a psapi dependency. + +2011-05-11 Corinna Vinschen <corinna@vinschen.de> + + * fhandler_socket.cc (get_inet_addr): Rearrange for better readability. + Make waiting loop interruptible and cancelable. Check for SYSTEM DOS + flag before reading the file. Change return value to return 0 on + success, SOCKET_ERROR on failure. + (fhandler_socket::bind): Only set R/O DOS flag on filesystems not + supporting ACLs. + (fhandler_socket::connect): Accommodate changed return values from + get_inet_addr. Use SOCKET_ERROR instead of -1. + (fhandler_socket::sendto): Accommodate changed return values from + get_inet_addr. + * syslog.cc (connect_syslogd): Ditto. + +2011-05-10 Christian Franke <franke@computer.org> + + * security.cc (check_registry_access): Handle missing + security descriptor of HKEY_PERFORMANCE_DATA. + +2011-05-10 Corinna Vinschen <corinna@vinschen.de> + + * lc_msg.h: Regenerate. + +2011-05-10 Corinna Vinschen <corinna@vinschen.de> + + * fhandler_proc.cc (format_proc_uptime): Don't call GetSystemInfo. + Fetch CPU count from wincap. + (format_proc_stat): Ditto. + * globals.cc (system_info): Move to wincap. + * heap.cc (heap_init): Fetch page size from wincap. + * syscalls.cc (getpagesize): Fetch allocation granularity from wincap. + (getsystempagesize): Fetch page size from wincap. + * wincap.cc (wincap_2003): Default is_server to false. + (wincapc::init): Call GetSystemInfo here. Always set is_server value. + * wincap.h (class wincapc): Add system_info as private member. + (wincapc::cpu_count): New public method. + (wincapc::page_size): Ditto. + (wincapc::allocation_granularity): Ditto. + +2011-05-10 Corinna Vinschen <corinna@vinschen.de> + + * environ.cc (set_chunksize): Remove. + (parse_thing): Remove forkchunk entry. + * fork.cc (child_copy): Drop handling external chunksize setting. + * wincap.cc: Througout, drop chunksize. + (wincapc::set_chunksize): Remove. + * wincap.h (struct wincaps): Drop chunksize and declaration of + set_chunksize. + +2011-05-08 Yaakov Selkowitz <yselkowitz@users.sourceforge.net> + + * times.cc (settimeofday): Add EFAULT handler. + Set errno to EINVAL if tv.tv_nsec is invalid, and to EPERM if + SetSystemTime fails. Return -1 in case of failure, all for + compatibility with BSD and Linux. + (clock_settime): New function. + * cygwin.din (clock_settime): Export. + * posix.sgml (std-susv4): Add clock_settime. + Move clock_setres from here... + (std-deprec): ... to here. + (std-notes): Correct limitation of clock_setres to only CLOCK_REALTIME. + Add limitation of clock_settime to only CLOCK_REALTIME. + * include/cygwin/version.h (CYGWIN_VERSION_API_MINOR): Bump. + +2011-05-07 Corinna Vinschen <corinna@vinschen.de> + + * registry.cc (get_registry_hive_path): Change system_printf to + debug_printf. + (load_registry_hive): Ditto. + +2011-05-06 Christopher Faylor <me.cygwin2011@cgf.cx> + + * fhandler.h (fhandler_base::close_with_arch): Make non-virtual. + (fhandler_base::open_fs): Move closer to it's close counterpart. + +2011-05-06 Christopher Faylor <me.cygwin2011@cgf.cx> + + * fhandler.cc (fhandler_base::dup): Avoid duping a handle when an + fhandler has an archetype. + * fhandler_console.cc (fhandler_console::invisible_console): Move to + the top. + (fhandler_console::set_close_on_exec): Don't set close-on-exec on + handle since it's an archetype and you don't know how many things could + be using it. + +2011-05-06 Christopher Faylor <me.cygwin2011@cgf.cx> + + * fhandler.h (fhandler_dev_dsp): Cosmetic change. + + * fhandler_tty.cc (fhandler_pty_master::process_slave_output): Put back + Sleep(10) for tty_master case. + + * sigproc.cc (stopped_or_terminated): Don't consider a pid which has + been reaped to be terminated. + +2011-05-06 Yaakov Selkowitz <yselkowitz@users.sourceforge.net> + + * sysconf.cc (sysinfo): New function. + * cygwin.din (sysinfo): Export. + * posix.sgml (std-gnu): Add sysinfo. + * include/sys/sysinfo.h (struct sysinfo): Define. + (sysinfo): Declare. + * include/cygwin/version.h (CYGWIN_VERSION_API_MINOR): Bump. + +2011-05-06 Corinna Vinschen <corinna@vinschen.de> + + * libc/minires-os-if.c (get_dns_info): Drop printing uninitialized + value of dwRetVal in debug output. + +2011-05-06 Corinna Vinschen <corinna@vinschen.de> + + * fhandler.h (fhandler_socket::read): Declare. + (fhandler_socket::write): Declare. + * fhandler_procsys.cc (fhandler_procsys::read): Add FIXME comment. + (fhandler_procsys::write): Ditto. + * fhandler_socket.cc (fhandler_socket::read): New method. + (fhandler_socket::write): New method. + * syscalls.cc: Rearrange order of read/write functions. + (read): Call fhandler read method directly instead of just readv. + (readv): Remove EINTR loop. This is done in all affected fhandler's + now. + (write): Call fhandler write method directly instead of just writev. + Fix debug output. + +2011-05-05 Christopher Faylor <me.cygwin2011@cgf.cx> + + * cygheap.cc (cygheap::close_ctty): Close ctty via close_with_arch(). + * debug.cc (close_handle): Call debugger on failure. + * devices.in (device::tty_to_real_device): Delete. + * devices.h (device::tty_to_real_device): Ditto. + * devices.cc: Regenerate. + * dtable.cc: Delete old ifdef'ed vfork code. + (dtable::release): Don't handle archetype here. + (dtable::init_std_file_from_handle): Consolidate console tests. + Generate major/minor for tty ASAP. Fix incorrect setting of DEV_TTYS* + for serial. + (fh_alloc): New function derived from build_fh_pc. Pass current tty + when building tty. + (build_pc_pc): Use fh_alloc to create. Set name from fh->dev if + appropriate. Generate an archetype or point to one here. + (dtable::dup_worker): Deal with archetypes. Rely on = operator copying + whole class rather than just fhandler_base. + (dtable::fixup_after_exec): Call close_with_arch to handle closing of + fhandlers with archetypes. + * fhandler.cc (fhandler_base::operator =): Call memcpy with fhandler's + size() rather than sizeof fhandler_base. + (fhandler_base::open_with_arch): New function. Handles opening of + fhandler's with archetypes, dealing with usecounts, etc. + (fhandler_base::close_with_arch): Ditto for close. + * fhandler.h: Many changes for archetypes. + (fhandler_base::set_name): Set both normalized path and regular path. + (fhandler_base::open_with_arch): New function. + (fhandler_base::open_setup): Ditto. + (fhandler_base::use_archetype): Ditto. + (fhandler_base::_archetype_usecount): Ditto. + (fhandler_*::size): Ditto. + (fhandler_dev_tape::open): Remove virtual decoration. + (fhandler_console::use_archetype): New function. Return true. + (fhandler_console::open_setup): New function. + (fhandler_console::dup): Delete. + (fhandler_tty_slave::fhandler_tty_slave): Redeclare to take an + argument. + (fhandler_tty_slave::use_archetype): New function. Return true. + (fhandler_tty_slave::cleanup): New function. + (fhandler_pty_master::use_archetype): New function. Return true. + (fhandler_pty_master::cleanup): New function. + (fhandler_pty_master::is_tty_master): New function. Return false. + (fhandler_tty_master::is_tty_master): New function. Return true. + (fhandler_dev_dsp::fhandler_dev_dsp): New function. Return true. + (report_tty_counts): Only report on archetype's usecount if there is + one. + * fhandler_console.cc (fhandler_console::get_tty_stuff): Remove + handling of setsid, set_ctty, set_flags, and manage_console_count. + (fhandler_console::open_setup): New function. Implement functionality + removed from get_tty_stuff. + (fhandler_console::dup): Delete. + (fhandler_console::output_tcsetattr): Set errno on error. + (fhandler_console::fhandler_console): Set device early. + (fhandler_console::init): Use open_with_arch to open console handles. + (fhandler_console::fixup_after_fork_exec): Nuke most of the stuff for + dealing with console handles. + * fhandler_dsp.cc (fhandler_dev_dsp::open): Remove archetype handling. + (fhandler_dev_dsp::write): Ditto. + (fhandler_dev_dsp::read): Ditto. + (fhandler_dev_dsp::close): Ditto. + (fhandler_dev_dsp::dup): Ditto. + (fhandler_dev_dsp::ioctl): Ditto. + (fhandler_dev_dsp::fixup_after_fork): Ditto. + (fhandler_dev_dsp::fixup_after_exec): Ditto. + * fhandler_tty.cc (fhandler_tty_common::__acquire_output_mutex): Add a + little more debugging. + (fhandler_tty_common::__release_output_mutex): Ditto. + (fhandler_pty_master::process_slave_output): Ditto. Don't do signal + handling or pthread_cancel handling in the tty master thread. + (process_output): Minor reorg. + (fhandler_tty_slave::fhandler_tty_slave): Set device based on new ntty + argument. + (fhandler_tty_slave::open): Remove archetype handling. Move some + processing into open_setup(). + (fhandler_tty_slave::open_setup): New function. + (fhandler_tty_slave::cleanup): New function. + (fhandler_tty_slave::close): Remove archetype handling. Move some + processing into cleanup(). + (fhandler_tty_slave::init): Rename argument from f to h. Open device + using open_with_arch(). Remove archetype handling. + (fhandler_pty_master::dup): Ditto. + (fhandler_pty_master::open): Ditto. + (fhandler_pty_master::close): Ditto. Move some handling to cleanup(). + (fhandler_pty_master::cleanup): New function. + (fhandler_tty_master::init_console): Give unique name to captive + console fhandler. + * pinfo.cc (_pinfo::set_ctty): Rename argument from arch to fh. + Eliminate archetype assumption. + * syscalls.cc (close_all_files): Use close_with_arch for closing. + (open): Use open_with_arch() rather than open(). + (close): Use close_with_arch() rather than close(). + +2011-05-05 Corinna Vinschen <corinna@vinschen.de> + + * pinfo.h (class push_process_state): New class to push a process state + flag temporarily into myself->process_state. + * fhandler_console.cc (fhandler_console::read): Add push_process_state + handler. + (fhandler_console::write): Call bg_check from here. Add + push_process_state handler. + * fhandler_tty.cc (fhandler_tty_slave::write): Ditto. + (fhandler_tty_slave::read): Ditto. + (fhandler_pty_master::write): Ditto. + (fhandler_pty_master::read): Ditto. + * syscalls.cc (readv): Remove bg_check call and setting process state. + (writev): Ditto. + +2011-05-05 Corinna Vinschen <corinna@vinschen.de> + + * syscalls.cc (readv): Add myfault handler. Don't check repeatedly + open state of file handler. Streamline loop. + (writev): Add myfault handler. + +2011-05-05 Christopher Faylor <me.cygwin2011@cgf.cx> + + * fhandler.cc (fhandler_base_overlapped::raw_read): Rename from + read_overlapped. + (fhandler_base_overlapped::raw_e): Rename from write_overlapped. + * fhandler.h (fhandler_*::raw_read): Add reparm decoration. + (fhandler_*::raw_write): Ditto. + (fhandler_base_overlapped::raw_read): Rename from read_overlapped. + (fhandler_base_overlapped::raw_write): Rename from write_overlapped. + (fhandler_pipe::raw_read): Delete. + (fhandler_pipe::raw_write): Ditto. + (fhandler_mailslot::raw_read): Ditto. + * fhandler_fifo.cc (fhandler_fifo::raw_read): Reflect read_overlapped + -> raw_read rename. + (fhandler_fifo::raw_write): Ditto. + * fhandler_mailslot.cc (fhandler_mailslot::raw_read): Delete. + (fhandler_mailslot::raw_write): Reflect read_overlapped -> raw_read + rename. + * pipe.cc (fhandler_pipe::raw_read): Delete. + (fhandler_pipe::raw_write): Ditto. + +2011-05-05 Christopher Faylor <me.cygwin2011@cgf.cx> + + * fork.cc (fork): Clear PID_REAPED. + * pinfo.cc (pinfo_init): Ditto. + (pinfo::init): Check for PID_REAPED. + * sigproc.cc (stopped_or_terminated): Ditto. + +2011-05-05 Christopher Faylor <me.cygwin2011@cgf.cx> + + * pinfo.cc (_pinfo::exists): Check for PID_REAPED. + +2011-05-05 Corinna Vinschen <corinna@vinschen.de> + + * fhandler_disk_file.cc (fhandler_disk_file::pread): Correctly return + with errno set to EBADF if file open mode is incorrect. + (fhandler_disk_file::pwrite): Ditto. + +2011-05-05 Corinna Vinschen <corinna@vinschen.de> + + * fhandler.cc (is_at_eof): Drop static storage class. Drop err + parameter since we don't change the Win32 error here anymore. + (fhandler_base::raw_read): Accommodate change to is_at_eof. + + * fhandler_disk_file.cc (fhandler_disk_file::pread): In binary mode use + direct call to NtReadFile, rather than lseek/read. + (fhandler_disk_file::pwrite): In binary mode use direct call to + NtWriteFile, rather than lseek/write. + +2011-05-05 Corinna Vinschen <corinna@vinschen.de> + + * dcrt0.cc (dll_crt0_1): Reset locale to "C" even when dynamically + loaded. + +2011-05-05 Yaakov Selkowitz <yselkowitz@users.sourceforge.net> + + * posix.sgml (std-notimpl): Remove bsd_signal, setcontext, and + swapcontext, marked obsolete in SUSv3 and not present in SUSv4. + +2011-05-05 Christian Franke <franke@computer.org> + + * fhandler_registry.cc (fhandler_registry::exists): Fix regression + in EACCES handling. + (fhandler_registry::open): Fix "%val" case. + +2011-05-04 Christopher Faylor <me.cygwin2011@cgf.cx> + + * signal.cc (_pinfo::kill): Return success on kill(0) only if pid + exists or is in PID_EXITED state. Report pid 0 when pid does not exist + rather than pid -1. Make debug output reflect actual function call. + * sigproc.cc (stopped_or_terminated): Set process state to reaped when + we've finished waiting for it. + * include/sys/cygwin.h (PID_REAPED): New enum. + +2011-05-04 Yaakov Selkowitz <yselkowitz@users.sourceforge.net> + + * cygwin.din (psiginfo): Export. + (psignal): Export. + (sys_siglist): Export. + * posix.sgml (std-notimpl): Move psiginfo and psignal from here... + (std-susv4): ... to here. + (std-deprec): Add sys_siglist. + * strsig.cc (sys_siglist): New array. + (psiginfo): New function. + * include/cygwin/signal.h (sys_siglist): Declare. + (psiginfo): Declare. + * include/cygwin/version.h (CYGWIN_VERSION_API_MINOR): Bump. + +2011-05-04 Christopher Faylor <me.cygwin2011@cgf.cx> + + * dll_list::detach (dll_list::detach): Avoid doing anything with detach + during a failing fork. + +2011-05-04 Christopher Faylor <me.cygwin2011@cgf.cx> + + * dll_init.cc (dll_global_dtors): Avoid calling destructors during + failing fork(). + +2011-05-04 Corinna Vinschen <corinna@vinschen.de> + + * fhandler.h (class fhandler_base): Remove uninterruptible_io status + flag. + (fhandler_base::ready_for_read): Remove declaration. + (fhandler_socket::ready_for_read): Ditto. + (fhandler_pipe::ready_for_read): Ditto. + (fhandler_tty_master::is_slow): Remove. + * fhandler_console.cc (fhandler_console::open): Drop setting + uninterruptible_io. + * fhandler_serial.cc (fhandler_serial::open): Ditto. + * fhandler_tty.cc (fhandler_tty_slave::fhandler_tty_slave): Ditto. + (fhandler_tty_master::init_console): Ditto. + * pipe.cc (fhandler_pipe::fhandler_pipe): Ditto. + (fhandler_pipe::open): Ditto. + (_pipe): Ditto. + * select.cc (fhandler_pipe::ready_for_read): Remove. + (fhandler_base::ready_for_read): Remove. + * syscalls.cc (readv): Drop unneeded wait variable. Remove entire test + which might lead to calling ready_for_read. Remove now unused label + out. + +2011-05-04 Corinna Vinschen <corinna@vinschen.de> + + * fhandler.h (class fhandler_mailslot): Move down in file and change + parent class to fhandler_base_overlapped. Remove declaration of + method write. Add declaraiotns for raw_read and raw_write. + * fhandler_mailslot.cc (fhandler_mailslot::fhandler_mailslot): Call + fhandler_base_overlapped constructor. + (fhandler_mailslot::fstat): Call fhandler_base_overlapped::fstat. + (fhandler_mailslot::open): Drop FILE_SYNCHRONOUS_IO_NONALERT flag from + call to NtOpenFile. + (fhandler_mailslot::raw_read): New method. + (fhandler_mailslot::raw_write): Ditto. Take over length algorithm from + former write method. + (fhandler_mailslot::write): Remove. + (fhandler_mailslot::ioctl): Call fhandler_base_overlapped::ioctl. + +2011-05-04 Corinna Vinschen <corinna@vinschen.de> + + * fhandler.h (fhandler_dev_tape::_lock): Add bool parameter. + * fhandler_tape.cc (lock): Call _lock with false argument. + (_lock): Take bool cancelable parameter. Handle O_NONBLOCK. + Make cancelable if cancelabe parameter is true. + (fhandler_dev_tape::raw_read): Call _lock with true argument. + (fhandler_dev_tape::raw_write): Ditto. + +2011-05-04 Corinna Vinschen <corinna@vinschen.de> + + * fhandler_dsp.cc (fhandler_dev_dsp::Audio): Add fh member. + (fhandler_dev_dsp::Audio_out::Audio_out): Take pointer to encapsulating + fhandler_dev_dsp as parameter. + (fhandler_dev_dsp::Audio_in::Audio_in): Ditto. + (fhandler_dev_dsp::Audio::Audio): Take pointer to encapsulating + fhandler_dev_dsp as parameter and store in fh. + (fhandler_dev_dsp::Audio_out::write): Change return type to int and + return number of bytes written. Return -1 if waitforspace returns false + and no bytes have been written so far. + (fhandler_dev_dsp::Audio_out::waitforspace): Change return type to bool. + Handle O_NONBLOCK. Make waiting loop interruptible and cancelable. + Return false in any of these cases, otherwise true. + (fhandler_dev_dsp::Audio_in::read): Set returned nBytes to -1 if + waitfordata returns false and nothing has been read so far. + (fhandler_dev_dsp::Audio_in::waitfordata): Change return type to bool. + Handle O_NONBLOCK. Make waiting loop interruptible and cancelable. + Return false in any of these cases, otherwise true. + (fhandler_dev_dsp::write): Call Audio_out constructor with this as + parameter. + (fhandler_dev_dsp::read): Call Audio_in constructor with this as + parameter. + +2011-05-04 Christopher Faylor <me.cygwin2011@cgf.cx> + + * thread.h (pthread::static_cancel_self): Mark as noreturn. + (pthread::cancel_self): Ditto. + * thread.cc (pthread::cancel_self): Explicitly use pthread::exit to + avoid a "function returns" error. + +2011-05-04 Christopher Faylor <me.cygwin2011@cgf.cx> + + * pinfo.h (pinfo::pinfo): Set procinfo to NULL to avoid potential + cleanup of uninitialized garbage. (Suggested by Ryan Johnson) + +2011-05-03 Corinna Vinschen <corinna@vinschen.de> + + * select.cc (cygwin_select): Make degenerate case cancelable. + (select_stuff::destroy): New inline method to delete memory taken + by select_stuff. + (select_stuff::~select_stuff): Call destroy. + (select_stuff::wait): Add case to allow canceling select. + * select.h (select_stuff::destroy): Declare. + * thread.cc: Mark poll, pselect and poll as cancelable. + +2011-05-03 Corinna Vinschen <corinna@vinschen.de> + + * fhandler.cc (fhandler_base_overlapped::wait_overlapped): Make + cancelable. Remove test for main thread, always add signal_arrived + to waited objects. + +2011-05-03 Corinna Vinschen <corinna@vinschen.de> + + * fhandler_tty.cc (fhandler_tty_slave::read): Set WFMO timeout to 0 for + nonblocking case. Drop useless waiter variable. Rewrite wait for + input_available_event to use a switch statement. Handle timeout and + failure more gracefully. Make restartable and cancelable. Rewrite + wait for input_mutex to use WFMO and a switch statement. Handle + timeout and failure more gracefully. Make restartable and cancelable. + +2011-05-02 Christopher Faylor <me.cygwin2011@cgf.cx> + + * signal.cc (_pinfo::kill): Avoid referencing 'pid' after ESRCH. + +2011-05-02 Yaakov Selkowitz <yselkowitz@users.sourceforge.net> + + * cygwin.din (pthread_attr_getstack): Export. + (pthread_attr_getstackaddr): Export. + (pthread_getattr_np): Export. + * ntdll.h (enum _THREAD_INFORMATION_CLASS): Add ThreadBasicInformation. + (struct _THREAD_BASIC_INFORMATION): Define. + (NtQueryInformationThread): Declare. + * posix.sgml (std-susv4): Add pthread_attr_getstack. + (std-gnu): Add pthread_getattr_np. + (std-deprec): Add pthread_attr_getstackaddr. + (std-notimpl): Remove pthread_attr_[gs]etstackaddr, as they were + removed from SUSv4. + * thread.cc (pthread_attr::pthread_attr): Initialize stackaddr. + (pthread_attr_getstack): New function. + (pthread_attr_getstackaddr): New function. + (pthread_attr_setstacksize): Return EINVAL if passed size less than + PTHREAD_STACK_MIN, as required by POSIX. + (pthread_getattr_np): New function. + * thread.h (class pthread_attr): Add stackaddr member. + * include/pthread.h (pthread_attr_getstack): Declare. + (pthread_attr_getstackaddr): Declare unconditionally. + (pthread_attr_setstack): Declare inside false conditional for reference. + (pthread_getattr_np): Declare. + * include/cygwin/version.h (CYGWIN_VERSION_API_MINOR): Bump. + +2011-05-02 Christopher Faylor <me.cygwin2011@cgf.cx> + + * Makefile.in: Allow CFLAGS to be overridden from the environment. + +2011-05-02 Corinna Vinschen <corinna@vinschen.de> + + * thread.cc (cancelable_wait): Remove test for main thread. + * fhandler_fifo.cc (fhandler_fifo::open_nonserver): Ditto. + +2011-05-02 Corinna Vinschen <corinna@vinschen.de> + + * fhandler_tty.cc (andler_pty_master::process_slave_output): Make + interruptible and cancelable. Fix nonblocking case. + +2011-05-02 Corinna Vinschen <corinna@vinschen.de> + + * fhandler_console.cc (fhandler_console::read): Make restartable and + cancelable. + +2011-05-02 Christopher Faylor <me.cygwin2011@cgf.cx> + + * strace.cc (strace::vprntf): Avoid closing unopened handle. + +2011-05-02 Yaakov Selkowitz <yselkowitz@users.sourceforge.net> + + * sysconf.cc (sca): Set _SC_SPIN_LOCKS to _POSIX_SPIN_LOCKS. + +2011-05-02 Christopher Faylor <me.cygwin2011@cgf.cx> + + * dll_init.cc (dll_list::alloc): Reset 'p' in forked process. + + * select.cc (select_stuff::wait): Move cleanup() closer to WFMO to + minimize unavoidable (?) race. + +2011-05-02 Corinna Vinschen <corinna@vinschen.de> + + * fhandler_serial.cc (fhandler_serial::raw_read): Add restartability + after a signal. Add cancelability. + (fhandler_serial::raw_write): Wait for write to succeed if O_NONBLOCK + is not set. Add signal handling and cancelability. + +2011-05-01 Corinna Vinschen <corinna@vinschen.de> + + * fhandler_windows.cc (fhandler_windows::read): Use + pthread::get_cancel_event to fetch thread's cancel event. + * flock.cc (lf_setlock): Ditto. + * posix_ipc.cc (ipc_cond_timedwait): Ditto. + * thread.cc (pthread::get_cancel_event): New static method. + * thread.h (pthread::get_cancel_event): Declare. + +2011-05-01 Corinna Vinschen <corinna@vinschen.de> + + * libc/minires-os-if.c (get_dns_info): Remove unnecessary test for + existence of DnsQuery_A. + +2011-05-01 Corinna Vinschen <corinna@vinschen.de> + + Throughout, use user32 UNICODE functions rather than ANSI functions. + * autoload.cc: Convert all definitions for ANSI user32 functions to + definitions for the corresponding UNICODE function. + (SendMessageA): Remove. + (SendNotifyMessageW): Define. + * fhandler.h (fhandler_windows::is_slow): Remove. + * fhandler_windows.cc (fhandler_windows::write): Use SendNotifyMessageW + call rather than SendMessage to make function always return immediately. + (fhandler_windows::read): Make function interruptible and a cancellation + point. Handle O_NONBLOCK. + * select.cc (peek_serial): Don't wait for signal_arrived here. + * window.cc (wininfo::winthread): Call CreateWindowExW directly rather + than CreateWindow wrapper. + +2011-05-01 Corinna Vinschen <corinna@vinschen.de> + + * net.cc (fdsock): Drop setting uninterruptible_io to true. + +2011-05-01 Corinna Vinschen <corinna@vinschen.de> + + * fhandler.h (fhandler_socket::is_slow): Remove. + +2011-04-30 Corinna Vinschen <corinna@vinschen.de> + + * fcntl.cc (fcntl64): Call pthread_testcancel. + * fhandler_socket.cc (fhandler_socket::connect): Ditto. + (fhandler_socket::accept4): Ditto. + (fhandler_socket::recvfrom): Ditto. + (fhandler_socket::recvmsg): Ditto. + (fhandler_socket::sendto): Ditto. + (fhandler_socket::sendmsg): Ditto. + * flock.cc (lf_setlock): Allow to cancel thread running blocking + file lock. Try to make code more readable. + (lockf): Call pthread_testcancel. + * mmap.cc (msync): Ditto. + * posix_ipc.cc (ipc_cond_timedwait): Call pthread::static_cancel_self + rather than pthread_testcancel. + * select.cc (cygwin_select): Call pthread_testcancel. + * syscalls.cc (pread): Ditto. + (pwrite): Ditto. + (readv): Ditto. + (writev): Ditto. + (open): Ditto. + (close): Ditto. + (fsync): Ditto. + * termios.cc (tcdrain): Ditto. + * thread.cc: Align list of cancellation points with above changes. + Mark not-implemented functions, too. + (cancelable_wait): Don't set unused object indices to WAIT_FAILED + since that could result in wrong behaviour. Set them to the invalid + value WAIT_TIMEOUT + 1 instead. + +2011-04-30 Corinna Vinschen <corinna@vinschen.de> + + * thread.h (class pthread): Add bool member canceled. + * thread.cc (pthread::pthread): Initialize canceled to false. + (pthread::cancel): Set canceled before setting cancel_event. + (pthread::testcancel): Check for canceled. Only wait for cancel_event + if canceled is true. Explain why. + (pthread::_fixup_after_fork): Set canceled to false. + +2011-04-29 Corinna Vinschen <corinna@vinschen.de> + + * errno.cc (errmap): Sort. Map ERROR_EXE_MACHINE_TYPE_MISMATCH to + ENOEXEC. + +2011-04-29 Corinna Vinschen <corinna@vinschen.de> + + * thread.cc: Update comment listing cancellation points per POSIX. + +2011-04-29 Corinna Vinschen <corinna@vinschen.de> + + * advapi32.cc: Add comment. + (EqualSid): Remove. + (CopySid): Remove. + (AddAccessAllowedAce): Remove. + (AddAccessDeniedAce): Remove. + (MakeSelfRelativeSD): Remove. + * flock.cc: Replace above functions throughout with their ntdll.dll + equivalent. + * sec_acl.cc: Ditto. + * sec_auth.cc: Ditto. + * sec_helper.cc: Ditto. + * security.cc: Ditto. + * security.h: Ditto. + (RtlEqualSid): Declare. Explain why. + (RtlCopySid): Ditto. + +2011-04-29 Corinna Vinschen <corinna@vinschen.de> + + * advapi32.cc (AccessCheck): Remove. + (PrivilegeCheck): Remove. + (OpenThreadToken): Remove. + * fhandler_tty.cc: Replace above functions throughout with their + ntdll.dll equivalent. + * security.cc: Ditto. + +2011-04-29 Corinna Vinschen <corinna@vinschen.de> + + * ntdll.h (IsEventSignalled): New inline function. + * cygthread.cc (cygthread::terminate_thread): Use IsEventSignalled in + place of WaitForSingleObject on event with 0 timeout. + * fhandler.cc (fhandler_base_overlapped::has_ongoing_io): Ditto. + * fhandler_fifo.cc (fhandler_fifo::open_nonserver): Ditto. + (fhandler_fifo::wait): Ditto. + * fhandler_termios.cc (fhandler_termios::bg_check): Ditto. + * select.cc (verify_tty_slave): Ditto. + * thread.cc (pthread::testcancel): Ditto. + +2011-04-29 Corinna Vinschen <corinna@vinschen.de> + + * advapi32.cc (GetTokenInformation): Remove. + (SetTokenInformation): Remove. + * grp.cc: Replace above functions throughout with their ntdll.dll + equivalent. + * sec_auth.cc: Ditto. + * syscalls.cc: Ditto. + * uinfo.cc: Ditto. + +2011-04-29 Corinna Vinschen <corinna@vinschen.de> + + * posix_ipc.cc (ipc_cond_timedwait): Only wait for pthread's + cancel_event if thread's cancelability isn't disabled. + +2011-04-28 Corinna Vinschen <corinna@vinschen.de> + + * advapi32.cc (SetSecurityDescriptorDacl): Remove. + (SetSecurityDescriptorGroup): Remove. + (SetSecurityDescriptorOwner): Remove. + * pinfo.cc: Replace above functions throughout with their ntdll.dll + equivalent. + * sec_acl.cc: Ditto. + * sec_helper.cc: Ditto. + * security.cc: Ditto. + + * sec_helper.cc (__sec_user): Remove old comment. + +2011-04-28 Corinna Vinschen <corinna@vinschen.de> + + * posix_ipc.cc (ipc_cond_timedwait): Also wait for pthread's + cancel_event, if any. Call pthread_testcancel if cancel_event has been + signalled. + +2011-04-28 Corinna Vinschen <corinna@vinschen.de> + + * posix_ipc.cc (ipc_cond_timedwait): Remove pthread_testcancel calls. + (_mq_send): Add pthread_testcancel call at start of function. + (_mq_receive): Ditto. + +2011-04-28 Corinna Vinschen <corinna@vinschen.de> + + * cygerrno.h (geterrno_from_nt_status): Declare. + * errno.cc (geterrno_from_nt_status): Define. + * flock.cc: Fix copyright dates. + * ntdll.h (enum _TIMER_TYPE): Define. + (PTIMER_APC_ROUTINE): Define. + (NtCancelTimer): Declare. + (NtCreateTimer): Declare. + (NtSetTimer): Declare. + * posix_ipc.cc (ipc_cond_timedwait): Rewrite to make interruptible and + restartable. Call pthread_testcancel in case of timeout to enable + pthread_cancel on waiting thread. Replace WFMO timeout with waiting + for a waitable timer. Explain why. Replace single call to WFMO with + two calls, one for the event, one for the mutex. Don't lock mutex in + case of error. + (ipc_cond_signal): Make void function. + (ipc_cond_close): Ditto. + (_mq_send): Immediately return -1 in case of error from + ipc_cond_timedwait. + (_mq_receive): Ditto. + +2011-04-28 Corinna Vinschen <corinna@vinschen.de> + + * advapi32.cc (GetSecurityDescriptorDacl): Remove. + (GetSecurityDescriptorGroup): Remove. + (GetSecurityDescriptorOwner): Remove. + * sec_acl.cc: Replace above functions throughout with their ntdll.dll + equivalent. Remove redundant debug output. + * sec_auth.cc: Ditto. + * security.cc: Ditto. + * uinfo.cc: Ditto. + +2011-04-28 Corinna Vinschen <corinna@vinschen.de> + + * advapi32.cc (InitializeAcl): Remove. + (AddAce): Remove. + (FindFirstFreeAce): Remove. + (GetAce): Remove. + (InitializeSecurityDescriptor): Remove. + (OpenProcessToken): Remove. + * dcrt0.cc: Replace above functions throughout with their ntdll.dll + equivalent. + * fhandler_tty.cc: Ditto. + * flock.cc: Ditto. + * pinfo.cc: Ditto. Drop unnecessary error handling. + * sec_acl.cc: Ditto. + * sec_auth.cc: Ditto. + * sec_helper.cc: Ditto. + * security.cc: Ditto. + +2011-04-28 Corinna Vinschen <corinna@vinschen.de> + + * advapi32.cc (InitializeSid): Remove. + (EqualPrefixSid): Remove. + (GetLengthSid): Remove. + (GetSidSubAuthority): Remove. + (GetSidSubAuthorityCount): Remove. + (GetSidIdentifierAuthority): Remove. + * fhandler_disk_file.cc: Replace above functions throughout with their + ntdll.dll equivalent. + * sec_auth.cc: Ditto. + * sec_helper.cc: Ditto. + * security.cc: Ditto. + +2011-04-28 Corinna Vinschen <corinna@vinschen.de> + + * advapi32.cc (AllocateLocallyUniqueId): Remove. + * fhandler_disk_file.cc (fhandler_base::open_fs): Replace call to + AllocateLocallyUniqueId with call to NtAllocateLocallyUniqueId; + * posix_ipc.cc (mq_open): Ditto. Drop error handling for that call. + (sem_open): Ditto. + +2011-04-28 Corinna Vinschen <corinna@vinschen.de> + + * autoload.cc (GetSecurityInfo): Remove. + * ntdll.h (RtlConvertToAutoInheritSecurityObject): Declare. + (RtlDeleteSecurityObject): Declare. + (RtlGetControlSecurityDescriptor): Declare. + (RtlLengthSecurityDescriptor): Declare. + * security.cc (file_mapping): New global variable. + (get_file_sd): Rewrite. Clean up code. Get rid of GetSecurityInfo + call. + (alloc_sd): Call RtlSetControlSecurityDescriptor to set + SE_DACL_PROTECTED flag. + (check_file_access): Remove mapping. Use file_mapping instead. + (check_registry_access): Rename mapping to reg_mapping. + * wincap.cc: Througout, drop use_get_sec_info_on_dirs, + * wincap.h (struct wincaps): Drop use_get_sec_info_on_dirs. + +2011-04-24 Corinna Vinschen <corinna@vinschen.de> + + * include/fenv.h: Add missing _FENV_H_ define. + +2011-04-23 Corinna Vinschen <corinna@vinschen.de> + + * registry.cc (reg_key::get_dword): Rename from get_int, use DWORD + rather than int type. Avoid compiler warning. + (reg_key::set_dword): Rename from set_int, use DWORD rather than int + type. Change return type to NTSTATUS. + (reg_key::get_string): Change return type to NTSTATUS. + (reg_key::set_string): Ditto. + * registry.h: Accommodate above changes. + * environ.cc (regopt): Test return value of reg_key::get_string as + NTSTATUS. + * sched.cc (sched_rr_get_interval): Change local int vars to DWORD. + Call reg_key::get_dword instead of reg_key::get_int. + * shared.cc (init_installation_root): Test return value of + reg_key::get_string as NTSTATUS. + (shared_info::heap_slop_size): Call reg_key::get_dword rather than + reg_key::get_int. + (shared_info::heap_chunk_size): Ditto. + * shared_info.h (CURR_SHARED_MAGIC): Update. + (class shared_info): Change heap_chunk and heap_slop to DWORD values. + +2011-04-21 Corinna Vinschen <corinna@vinschen.de> + + * cygtls.cc (_cygtls::init_thread): Drop setting locals.process_logmask. + * cygtls.cc (_cygtls::remove): Always free mallocated TLS storage on + thread exit. Drop freeing locals.process_ident. + * cygtls.h (struct _local_storage): Remove syslog-related members. + * syslog.cc (syslog_globals): New static storage for global syslog + settings. Use throughout instead of _my_tls.locals. + (openlog): Set new syslog_globals.process_ident value more carefully. + * tlsoffsets.h: Regenerate. + +2011-04-21 Thomas Stalder <cygwinml@gmail.com> + + * include/sys/poll.h: Include signal.h to get definition of sigset_t. + +2011-04-20 Christopher Faylor <me.cygwin2011@cgf.cx> + + * cygheap.cc (init_cygheap::close_ctty): Avoid closing console-cttys + since they don't use archetypes and this will just result in double + frees. + * dll_init.cc (dll_list::protect): Define. + (dll_list::alloc): Guard list access. + (dll_list::detach): Ditto. + * dll_init.h (dll_list::protect): Declare new muto. + (dll_list::guard): Define/declare function to guard list access. + * fhandler_termios.cc (fhandler_termios::sigflush): Avoid SEGV in + pathological condition of get_ttyp() == NULL. + +2011-04-20 Christopher Faylor <me.cygwin2011@cgf.cx> + + * select.cc (serial_cleanup): Make sure that device_specific_pipe is + always deleted regardless of whether it has a unique thread associated + with it + (socket_cleanup): Ditto. + (mailslot_cleanup): Ditto. + +2011-04-20 Corinna Vinschen <corinna@vinschen.de> + + * devices.h: Renumber internal devices so that FH_PROCESS is part of + the /proc family of virtual devices. + (FH_PROC_MAX_MINOR): Define. + * path.h (isproc_dev): Use FH_PROC_MAX_MINOR rather than FH_PROC. + +2011-04-19 Peter Rosin <peda@lysator.liu.se> + + * select.cc (pipe_cleanup): Make sure that device_specific_pipe is + always deleted regardless of whether it has a unique thread associated + with it. + +2011-04-19 Jon TURNEY <jon.turney@dronecode.org.uk> + + * thread.cc (semaphore::init): We cannot reliably infer anything from + the existing contents of sem, so merely warn rather than return EBUSY + if it looks like we are reinitialising a semaphore. + +2011-04-19 Corinna Vinschen <corinna@vinschen.de> + + * autoload.cc (GetConsoleWindow): Drop. + (GetSystemWindowsDirectoryW): Drop. + * fhandler_console.cc (beep): Call GetSystemWindowsDirectoryW instead of + GetWindowsDirectoryW. + * uinfo.cc (cygheap_user::env_systemroot): Call + GetSystemWindowsDirectoryW and convert to multibyte on the fly. + * winlean.h (GetWindowsDirectoryW): Redefine to something invalid. + Explain why. + +2011-04-19 Corinna Vinschen <corinna@vinschen.de> + + * Makefile.in (DLL_IMPORTS): Drop advapi32.dll. + * autoload.cc: Enable autoloading advapi32 functions. + * environ.cc (regopt): Use wide char arguments in reg_key functions. + * fhandler_console.cc (beep): Ditto. Use WCHAR throughout. + * registry.cc (reg_key): Rewrite reg_key class to use native NT registry + functions. Use WCHAR string parameters throughout. Use PCWSTR rather + than const WCHAR. Drop multibyte char functionality. Drop unused + methods. + (get_registry_hive_path): Use RtlQueryRegistryValues to fetch path from + registry. + (load_registry_hive): Drop useless check for user hive being available. + Load hive using NtLoadKey. + * registry.h: Accommodate above changes. + * sched.cc (sched_rr_get_interval): Use wide char arguments in reg_key + functions. + * shared.cc (init_installation_root): Ditto. + (shared_info::init_obcaseinsensitive): Use RtlQueryRegistryValues to + fetch obcaseinsensitive value. + (shared_info::heap_slop_size): Use wide char arguments in reg_key + functions. + (shared_info::heap_chunk_size): Ditto. + * syscalls.cc (gethostid): Ditto. + * winsup.h (__WIDE): Define. + (_WIDE): Define. + * libc/minires-os-if.c (get_registry_dns_items): Don't fetch values + from registry. Just extract them from given UNICODE_STRING parameter. + (get_registry_dns): Fetch all registry values at once using + RtlQueryRegistryValues. + +2011-04-19 Corinna Vinschen <corinna@vinschen.de> + + * net.cc (get_ipv4fromreg_ipcnt): Rearrange to fetch all registry + values at once using RtlQueryRegistryValues. + (get_ipv4fromreg): Ditto. + +2011-04-19 Corinna Vinschen <corinna@vinschen.de> + + * fhandler_registry.cc (fhandler_registry::fstat): Use RegQueryInfoKeyW. + +2011-04-19 Corinna Vinschen <corinna@vinschen.de> + + * fhandler_proc.cc (read_value): Remove definition. + (print): Simplify. + (format_proc_cpuinfo): Drop useless call to GetSystemInfo. Rearrange + to use Rtl registry functions. Rename dwOldThreadAffinityMask to + orig_affinity_mask. + +2011-04-18 Corinna Vinschen <corinna@vinschen.de> + + * localtime.cc (tzload): Don't change global timezone information + when called from gmtime or gmtime_r. + (tzparse): Ditto. + +2011-04-18 Corinna Vinschen <corinna@vinschen.de> + + * cygtls.cc (_cygtls::remove): Always close sockevt handle. + +2011-04-18 Corinna Vinschen <corinna@vinschen.de> + + * cygwin.din (ppoll): Export. + * poll.cc (ppoll): Implement. + * posix.sgml (std-gnu): Add ppoll. + * include/cygwin/version.h: Bump API minor number. + * include/sys/poll.h (ppoll): Declare. + +2011-04-18 Corinna Vinschen <corinna@vinschen.de> + + * fhandler_socket.cc (fhandler_socket::evaluate_events): Handle the + FD_CLOSE event specially when called from accept. Explain why. + (fhandler_socket::shutdown): Fake success on not-connected socket and + trigger socket event if the read side of a socket is affected. Explain + why. + * poll.cc (poll): Check for saw_shutdown_read on sockets to generate + POLLHUP as well. + +2011-04-18 Corinna Vinschen <corinna@vinschen.de> + + * Fix various copyrights. + +2011-04-17 Christopher Faylor <me.cygwin2011@cgf.cx> + + * signal.cc (_pinfo::kill): Set this_process_state when process + exists. + +2011-04-17 Christopher Faylor <me.cygwin2011@cgf.cx> + + * signal.cc (_pinfo::kill): Return 0 when attempting to test for + existence of an existed process which has not yet been reaped. + +2011-04-17 Christopher Faylor <me.cygwin2011@cgf.cx> + + * cygheap.h (init_cygheap::ctty): Use base class so that console can + join in the fun. + * dtable.cc (dtable::stdio_init): Remove special-case call to + set_console_ctty (). + * exceptions.cc (sigpacket::process): Conditionally flush terminal + input on certain signals. + * fhandler.h (fhandler_console::get_tty_stuff): Make non-static. + (fhandler_termios::get_ttyp): Move here. + (fhandler_termios::sigflush): Declare. + (fhandler_tty_common::get_ttyp): Delete. + * fhandler_console.cc (fhandler_console::get_tty_stuff): Pass this as + "arch" argument. + (set_console_ctty): Delete. + (tty_list::get_tty): Just return pointer to shared console region, + delaying get_tty_stuff until open(). + (fhandler_console::init): Treat NULL handle as signifying that console + should be opened with O_NOCTTY flag. Rename handle argument to the + more common 'h'. + * fhandler_termios.cc (fhandler_termios::sigflush): Define. + * fhandler_tty.cc (handler_tty_master::init_console): Pass NULL as + first argument to fhandler_console::init. + * pinfo.cc (_pinfo::set_ctty): Change third parameter to + fhandler_termios *. Add extra debugging. + * pinfo.h (_pinfo::set_ctty): Change third parameter to + fhandler_termios *. + + * exceptions.cc (handle_sigsuspend): Don't special-case non-main threads. + +2011-04-15 Yaakov Selkowitz <yselkowitz@users.sourceforge.net> + + * thread.cc (pthread_setschedprio): New function. + * include/pthread.h (pthread_setschedprio): Declare. + * include/cygwin/version.h (CYGWIN_VERSION_API_MINOR): Bump. + * cygwin.din (pthread_setschedprio): Export. + * posix.sgml (std-notimpl) Move pthread_setschedprio from here... + (std-susv4) ...to here. + +2011-04-10 Yaakov Selkowitz <yselkowitz@users.sourceforge.net> + + * fhandler_proc.cc (proc_tab): Add /proc/swaps virtual file. + (format_proc_swaps): New function. + +2011-04-06 Yaakov Selkowitz <yselkowitz@users.sourceforge.net> + + * Makefile.in: Move srcdir definition before others which uses it. + +2011-04-06 Jon TURNEY <jon.turney@dronecode.org.uk> + + * dll_init.cc (reserve_at, release_at): New functions. + (load_after_fork): If the DLL was loaded higher than the required + address, assume that it loaded at it's base address and also reserve + memory there to force it to be relocated. + +2011-04-04 Yaakov Selkowitz <yselkowitz@users.sourceforge.net> + + * include/cygwin/types.h: Move #include <sys/sysmacros.h> to + end of header so that it gets the dev_t typedef. + * include/sys/sysmacros.h (gnu_dev_major, gnu_dev_minor, + gnu_dev_makedev): Prototype and define as inline functions. + (major, minor, makedev): Redefine in terms of gnu_dev_*. + +2011-04-04 Yaakov Selkowitz <yselkowitz@users.sourceforge.net> + + * include/cygwin/types.h: Move multiple inclusion guards to + beginning and end of header. + +2011-04-04 Christopher Faylor <me.cygwin2011@cgf.cx> + + * Makefile.in: Move Makefile.common include earlier to fix problems + with relative ${srcdir} path which confuses make. + +2011-04-04 Corinna Vinschen <corinna@vinschen.de> + + Drop NT4 support. + * autoload.cc (DnsQuery_A): Fatal if not available. + (DnsRecordListFree): Ditto. + (DsGetDcNameW): Ditto. + (NetGetAnyDCName): Remove. + (NetGetDCName): Remove. + (EnumProcessModules): Fatal if not available. + (GetModuleFileNameExW): Ditto. + (GetModuleInformation): Ditto. + (GetProcessMemoryInfo): Ditto. + (QueryWorkingSet): Ditto. + (LsaRegisterLogonProcess): Ditto. + * fenv.cc (_feinitialise): Drop supports_sse condition. + * fhandler_disk_file.cc (path_conv::isgood_inode): Fix comment. + (fhandler_base::fstat_by_name): Drop has_fileid_dirinfo condition. + (fhandler_disk_file::opendir): Ditto. + * fhandler_netdrive.cc (fhandler_netdrive::readdir): Fix comment. + * fhandler_proc.cc (format_proc_partitions): Drop NT4-only code. + * fhandler_process.cc (get_process_state): Ditto. + * kernel32.cc (GetWindowsDirectoryW): Remove. + (GetWindowsDirectoryA): Remove. + * miscfuncs.cc (nice_to_winprio): Drop NT4-only code. + * mount.cc (fs_info::update): Fix comments. + * net.cc (get_2k_ifs): Drop NT4-only code. + * sec_auth.cc (get_logon_server): Ditto. + (lsaauth): Drop NT4-specific error handling. + * security.cc (alloc_sd): Set SE_DACL_PROTECTED unconditionally. + * select.cc (select_stuff::wait): Always use MWMO_INPUTAVAILABLE. + (peek_windows): Drop NT4-only condition in call to PeekMessage. + * syscalls.cc (gethostid): Remove NT4-only workaround. + * wincap.cc: Througout, drop has_dacl_protect, + has_broken_if_oper_status, has_process_io_counters, + has_terminal_services, has_extended_priority_class, has_guid_volumes, + has_fileid_dirinfo, has_mwmo_inputavailable and supports_sse from + wincaps. + (wincap_nt4sp4): Remove. + (wincap_minimal): Set to wincap_2000. + (wincapc::init): Rely on availability of OSVERSIONINFOEX structure. + Treat error from GetVersionEx as fatal. Treat NT4 as fatal. + * wincap.h (struct wincaps): Drop has_dacl_protect, + has_broken_if_oper_status, has_process_io_counters, + has_terminal_services, has_extended_priority_class, has_guid_volumes, + has_fileid_dirinfo, has_mwmo_inputavailable and supports_sse flags + and methods. + * winlean.h (GetWindowsDirectoryW) Define as GetSystemWindowsDirectoryW. + (GetWindowsDirectoryA): Define as GetSystemWindowsDirectoryA. + +2011-04-04 Corinna Vinschen <corinna@vinschen.de> + + * dtable.cc (dtable::init_std_file_from_handle): Fix a comment to + reflect the current state. + +2011-04-04 Yaakov Selkowitz <yselkowitz@users.sourceforge.net> + + * Makefile.in (fhandler_proc_CFLAGS): Define USERNAME, HOSTNAME, + and GCC_VERSION. + * fhandler_proc.cc (format_proc_version): Add build machine and GCC + version information as on Linux. + +2011-04-04 Yaakov Selkowitz <yselkowitz@users.sourceforge.net> + Corinna Vinschen <corinna@vinschen.de> + + * devices.h (fh_devices): Define FH_PROC_MIN_MINOR. + Reorder major-0 devices so that all /proc directories fall + between FH_PROC and FH_PROC_MIN_MINOR. + * path.h (isproc_dev): Redefine accordingly. + +2011-04-04 Corinna Vinschen <corinna@vinschen.de> + + * cygserver_setpwd.h (setlsapwd): Add username parameter to declaration. + * external.cc (cygwin_internal): In the CW_SET_PRIV_KEY case, fetch + additional username parameter. + * setlsapwd.cc (setlsapwd): Add username parameter. Allow admin to + set the hidden password for other users. + +2011-04-04 Corinna Vinschen <corinna@vinschen.de> + + * sec_auth.cc (get_user_groups): Mark well-known groups as well-known. + (get_user_local_groups): Ditto. + (verify_token): Drop useless label. + * sec_helper.cc (cygsid::get_sid): Check for well-known SID if + well_known isn't set. + * security.h (well_known_sid_type): New inline function. + +2011-04-02 Corinna Vinschen <corinna@vinschen.de> + + * autoload.cc (FindFirstVolumeA): Remove. + (FindNextVolumeA): Remove. + (FindVolumeClose): Remove. + (GetVolumeNameForVolumeMountPointA): Remove. + * ntdll.h (NtFlushBuffersFile): Declare. + * syscalls.cc (sync_worker): Rewrite using native NT functions. + (sync): Ditto. + +2011-04-02 Corinna Vinschen <corinna@vinschen.de> + + * fhandler_proc.cc (format_proc_partitions): Express length in WCHAR + size. + +2011-04-02 Corinna Vinschen <corinna@vinschen.de> + + * autoload.cc (GetExtendedTcpTable): Remove. + (GetTcpTable): Remove. + (CharNextExA): Remove. + (FindWindowA): Remove. + (ShowWindowAsync): Remove. + * dcrt0.cc (disable_dep): Remove unused function. + (dll_crt0_0): Drop comment babbling about TS & DEP. + * fhandler_socket.cc (address_in_use): Remove unused function. + * wincap.cc: Throughout, drop ts_has_dep_problem from wincaps. + (wincapc::init): Drop code setting ts_has_dep_problem flag. + * wincap.h (struct wincaps): Drop ts_has_dep_problem flags and method. + +2011-04-01 Yaakov Selkowitz <yselkowitz@users.sourceforge.net> + + Implement /proc/sysvipc/* + * devices.in (dev_procsysvipc_storage): Add. + * devices.cc: Regenerate. + * devices.h (fh_devices): Add FH_PROCSYSVIPC. + * dtable.cc (build_fh_pc): Add case FH_PROCSYSVIPC. + * fhandler.h (class fhandler_procsysvipc): Declare. + (fhandler_union): Add __procsysvipc. + * fhandler_proc.cc (proc_tab): Add sysvipc virt_directory. + * fhandler_procsysvipc.cc: New file. + * Makefile.in (DLL_OFILES): Add fhandler_procsysvipc.o. + * path.h (isproc_dev): Add FH_PROCSYSVIPC to conditional. + +2011-04-01 Corinna Vinschen <corinna@vinschen.de> + + * Makefile.in (DLL_OFILES): Add avapi32.o. + * advapi32.cc: New file. + * autoload.cc: Add block of remaining advapi32 functions used by + Cygwin. Keep commented out. Explain why. + +2011-04-01 Yaakov Selkowitz <yselkowitz@users.sourceforge.net> + + * fhandler_proc.cc (format_proc_loadavg): Add running/total + processes as fourth component of output. + * fhandler_process.cc (get_process_state): Make non-static. + Add FIXME about generating an 'O' flag. + +2011-04-01 Corinna Vinschen <corinna@vinschen.de> + + * fhandler_random.cc (fhandler_dev_random::crypt_gen_random): + Use CryptAcquireContextW. + * ntdll.h (STATUS_PROCEDURE_NOT_FOUND): Define. + * sec_auth.cc (open_local_policy): Rename NTSTATUS variable ret to + status. Drop usage of LsaNtStatusToWinError. + (verify_token): Call NtQuerySecurityObject instead of + GetKernelObjectSecurity. + (create_token): Rename NTSTATUS variable ret to status. Rename ret2 to + sub_status. Drop usage of LsaNtStatusToWinError. In case LsaLogonUser + fails, report the sub_status as well. + +2011-04-01 Corinna Vinschen <corinna@vinschen.de> + + * libc/strptime.c: Remove misleading comment. + +2011-03-31 Corinna Vinschen <corinna@vinschen.de> + + * ntdll.h: Allow usage from plain C code. + (FSCTL_PIPE_IMPERSONATE): Define. + (enum _THREAD_INFORMATION_CLASS): Define. + (RTL_QUERY_REGISTRY_xxx): Define. + (RTL_REGISTRY_xxx): Define. + (PRTL_QUERY_REGISTRY_ROUTINE): Define. + (struct _RTL_QUERY_REGISTRY_TABLE): Define. + (enum _KEY_VALUE_INFORMATION_CLASS): Define. + (struct _KEY_VALUE_PARTIAL_INFORMATION): Define. + (NtAccessCheck): Declare. + (NtAllocateLocallyUniqueId): Declare. + (NtCreateKey): Declare. + (NtDuplicateToken): Declare. + (NtLoadKey): Declare. + (NtOpenKey): Declare. + (NtOpenProcessToken): Declare. + (NtOpenThreadToken): Declare. + (NtPrivilegeCheck): Declare. + (NtQueryInformationToken): Declare. + (NtQueryValueKey): Declare. + (NtSetInformationThread): Declare. + (NtSetInformationToken): Declare. + (NtSetValueKey): Declare. + (RtlAbsoluteToSelfRelativeSD): Declare. + (RtlAddAccessAllowedAce): Declare. + (RtlAddAccessDeniedAce): Declare. + (RtlAddAce): Declare. + (RtlCheckRegistryKey): Declare. + (RtlCopySid): Declare. + (RtlCreateAcl): Declare. + (RtlCreateRegistryKey): Declare. + (RtlCreateSecurityDescriptor): Declare. + (RtlEqualPrefixSid): Declare. + (RtlEqualSid): Declare. + (RtlFirstFreeAce): Declare. + (RtlGetAce): Declare. + (RtlGetDaclSecurityDescriptor): Declare. + (RtlGetGroupSecurityDescriptor): Declare. + (RtlGetOwnerSecurityDescriptor): Declare. + (RtlIdentifierAuthoritySid): Declare. + (RtlInitializeSid): Declare. + (RtlLengthSid): Declare. + (RtlQueryRegistryValues): Declare. + (RtlSetControlSecurityDescriptor): Declare. + (RtlSetDaclSecurityDescriptor): Declare. + (RtlSetGroupSecurityDescriptor): Declare. + (RtlSetOwnerSecurityDescriptor): Declare. + (RtlSubAuthorityCountSid): Declare. + (RtlSubAuthoritySid): Declare. + (RtlWriteRegistryValue): Declare. + +2011-03-31 Corinna Vinschen <corinna@vinschen.de> + + * uinfo.cc (cygheap_user::init): Don't call GetUserName. Fetch username + from Windows environment instead. Explain why. + (cygheap_user::env_domain): Use MAX_DOMAIN_NAME_LEN rather than DNLEN + to specify the size of the domain name buffer. + +2011-03-30 Corinna Vinschen <corinna@vinschen.de> + + * hires.h: Fix copyright. + * times.cc: Ditto. + (FACTOR): Add comment. + (NSPERSEC): Ditto. + (JITTER): New definition. Comment. + (systime_ns): Avoid gratuitous copying of the value returned by + GetSystemTimeAsFileTime. + (corelocaltime, localtime, gmtime): Remove very old, unused code block. + (cygwin_tzset): Remove. + (hires_ms::timeGetTime_ns): Add missing semicolon in comment. + (hires_ms::nsecs): Redefine check for difference between internal + timer value and system time. + +2011-03-30 Corinna Vinschen <corinna@vinschen.de> + + * times.cc (hires_ms::resolution): Make sure resolution is never 0. + (clock_setres): Ditto. + +2011-03-29 Corinna Vinschen <corinna@vinschen.de> + + * cygtls.h (struct _local_storage): Redefine process_ident as wchar_t + pointer. + * syslog.cc (CYGWIN_LOG_NAME): Convert to wide char constant. + (openlog): Convert incoming ident string to wide char. Fix formatting. + (vsyslog): Print ident string as wide char string. Convert message + string to wide char and call UNICODE Win32 Event functions to make sure + to use correct codeset. + * tlsoffset.h: Regenerate. + +2011-03-29 Corinna Vinschen <corinna@vinschen.de> + + * fhandler_socket.cc (get_inet_addr): Make externally available. + * autoload.cc (GetUdpTable): Define. + * syslog.cc (connect_syslogd): Use get_inet_addr rather than _stat64 + to check for local socket file. Create socket with type returned by + get_inet_addr. If connect on UDP socket works, test if there's + really a listening peer, otherwise fall back to Windows event log. + (try_connect_syslogd): Use syslogd_inited flag to check if syslogd + is available. + +2011-03-29 Corinna Vinschen <corinna@vinschen.de> + + * uinfo.cc (cygheap_user::env_domain): Use LookupAccountSidW and + convert user and domain to multibyte strings to make sure to use + correct codeset. + +2011-03-29 Corinna Vinschen <corinna@vinschen.de> + + * autoload.cc (UuidCreate): Remove. + (UuidCreateSequential): Remove. + * passwd.cc (internal_getpwsid): Avoid a strict-aliasing compiler + error with gcc 4.5.1. + * fhandler_floppy.cc (fhandler_dev_floppy::get_drive_info): Ditto. + * ntdll.h (NtAllocateUuids): Declare. + * syscalls.cc (gethostid): Use NtAllocateUuids function rather than + UuidCreateSequential/UuidCreate to get rid of rpcrt4 dependency. + +2011-03-29 Corinna Vinschen <corinna@vinschen.de> + + * cygwin.din (pthread_spin_destroy): Export. + (pthread_spin_init): Export. + (pthread_spin_lock): Export. + (pthread_spin_trylock): Export. + (pthread_spin_unlock): Export. + * posix.sgml (std-susv4): Add pthread_spin_destroy, pthread_spin_init, + pthread_spin_lock, pthread_spin_trylock, pthread_spin_unlock. + (std-notimpl): Remove pthread_spin_[...]. + * pthread.cc (pthread_spin_init): New function. + * thread.cc (pthread_spinlock::is_good_object): New function. + (pthread_mutex::pthread_mutex): Rearrange initializers to accommodate + protected data in pthread_mutex. + (pthread_spinlock::pthread_spinlock): New constructor. + (pthread_spinlock::lock): New method. + (pthread_spinlock::unlock): New method. + (pthread_spinlock::init): New method. + (pthread_spin_lock): New function. + (pthread_spin_trylock): New function. + (pthread_spin_unlock): New function. + (pthread_spin_destroy): New function. + * thread.h (PTHREAD_SPINLOCK_MAGIC): Define. + (class pthread_mutex): Change access level of members shared with + derived classes to protected. + (pthread_mutex::set_shared): New protected method. + (class pthread_spinlock): New class, derived class of pthread_mutex. + * include/pthread.h (pthread_spin_destroy): Declare. + (pthread_spin_init): Declare. + (pthread_spin_lock): Declare. + (pthread_spin_trylock): Declare. + (pthread_spin_unlock): Declare. + * include/cygwin/types.h (pthread_spinlock_t): New typedef. + * include/cygwin/version.h (CYGWIN_VERSION_API_MINOR): Bump. + +2011-03-29 Corinna Vinschen <corinna@vinschen.de> + + * net.cc (SIO_BASE_HANDLE): Define. + (fdsock): If we got an LSP handle, try to create a copy of the base + handle instead. Change comment to explain. + +2011-03-29 Corinna Vinschen <corinna@vinschen.de> + + * include/cygwin/version.h: Bump CYGWIN_VERSION_DLL_MINOR to 10. + +2011-03-29 Corinna Vinschen <corinna@vinschen.de> + + * autoload.cc (winmm): Remove time functions. Don't treat + unloadable wave functions as fatal. + * hires.h (hires_ms::timeGetTime_ns): New private method. + (hires_ms::dmsecs): Call timeGetTime_ns here. + * ntdll.h (struct _KSYSTEM_TIME): Define. + (KUSER_SHARED_DATA): Redefine to allow access to InterruptTime. + (SharedUserData): Define here. + (NtQueryTimerResolution): Declare. + (NtSetTimerResolution): Declare. + * path.cc (SharedUserData): Move to ntdll.h. + * times.cc (hires_ms::timeGetTime_ns): New private method. + Use throughout instead of timeGetTime. Document entire functionality + of timeGetTime in case we need it. + (hires_ms::resolution): Try a call to NtQueryTimerResolution + to fetch current period. Fall back to heuristic if that fails. + Cast to DWORD in assignments to minperiod. + (clock_setres): Align period to possible values per a call to + NtQueryTimerResolution. Explain why. Replace calls to timeBeginPeriod + and timeEndPeriod with underlying call to NtSetTimerResolution. Use + status code from NtSetTimerResolution to compute errno. + Convert period to ULONGLONG and store 100ns value to simplify code. + +2011-03-29 Yaakov Selkowitz <yselkowitz@users.sourceforge.net> + Corinna Vinschen <corinna@vinschen.de> + + * include/sys/xattr.h: New file. + +2011-03-28 Jon TURNEY <jon.turney@dronecode.org.uk> + + * thread.cc (semaphore::init, destroy, close): Standards conformance + fix. On a failure, return -1 and set errno. + * thread.h (semaphore::terminate): Save errno since semaphore::close() + may now modify it. + +2011-03-27 Yaakov Selkowitz <yselkowitz@users.sourceforge.net> + + * cygwin.din (strchrnul): Export. + * include/cygwin/version.h (CYGWIN_VERSION_API_MINOR): Bump. + * posix.sgml (std-gnu): Add strchrnul. + +2011-03-27 Christopher Faylor <me.cygwin2011@cgf.cx> + + * dll_init.cc (dll::init): Accommodate ill-behaved dlls who don't fill + out p.envptr. + +2011-03-25 Corinna Vinschen <corinna@vinschen.de> + + * mmap.cc (mmap64): Add a cheat to let a certain autoconf test succeed + on 64 bit systems. Explain why. + +2011-03-23 Christopher Faylor <me.cygwin2011@cgf.cx> + + * wincap.cc (wincap_2003): Set use_dont_resolve_hack to true. + +2011-03-23 Christopher Faylor <me.cygwin2011@cgf.cx> + + * autoload.cc (dll_load): Change error message to make it clear if a + newer DLL is being run. + +2011-03-20 Corinna Vinschen <corinna@vinschen.de> + + * fenv.cc (_feinitialise): Don't use SSE instructions on systems not + supporting them. + * wincap.h (wincaps::supports_sse): New element. + * wincap.cc: Implement above element throughout. + +2011-03-18 Corinna Vinschen <corinna@vinschen.de> + + * cygwin.sc: Raise default cygheap size to 2 Megs. + +2011-03-18 Christopher Faylor <me.cygwin2011@cgf.cx> + + * fhandler.h (DEFAULT_PIPEBUFSIZE): Reset to 64K. + +2011-03-18 Corinna Vinschen <corinna@vinschen.de> + + * mmap.cc (mmap_record::alloc_fh): Initialize name strings in fdev to + empty strings or suffer a SEGV. Drop second parameter in call to + build_fh_dev. + +2011-03-18 Corinna Vinschen <corinna@vinschen.de> + + * mmap.cc (class mmap_record): Pack 4 byte-aligned. Convert member dev + to plain int. + (mmap_record::alloc_fh): Create temporary device from dev and use in + call to build_fh_dev. + +2011-03-18 Corinna Vinschen <corinna@vinschen.de> + + * mmap.cc (mmap_record::page_map): Define as variable array rather than + as pointer. + (mmap_record::alloc_page_map): Remove. + (mmap_record::free_page_map): Remove. + (mmap_record::init_page_map): New method. + (mmap_record::add_record): Take mmap_record parameter by reference + rather than by value. + (mmap_record::map_pages): Fix comment. + (mmap_list::add_record): Allocate space for mmap_record including the + page_map in a single ccalloc call. Call init_page_map afterwards. + (mmap_list::del_record): Remove call to mmap_record::free_page_map. + +2011-03-16 Corinna Vinschen <corinna@vinschen.de> + + * crt0.c (mainCRTStartup): Move call to _feinitialise from here... + * dcrt0.cc (_dll_crt0): ...to here. + +2011-03-16 Corinna Vinschen <corinna@vinschen.de> + + * winver.rc: Fix copyright dates. + +2011-03-14 Corinna Vinschen <corinna@vinschen.de> + + * fhandler_disk_file.cc (fhandler_base::fstat_by_handle): Only use + file id as inode number if it masters the isgood_inode check. + +2011-03-13 Christopher Faylor <me.cygwin2011@cgf.cx> + + * fhandler.cc (fhandler_base_overlapped::wait_overlapped): Remove + special treatment for ERROR_NO_SYSTEM_RESOURCES. Cancel I/O and reset + the overlapped handle on error. + (fhandler_base_overlapped::write_overlapped): Limit writes to + max_atomic_write bytes in blocking case. Incorporate code from + now-defunct write_overlapped_fallback. Fix serious oversight where ptr + was not advanced as buffer was written. + (fhandler_base_overlapped::write_overlapped_fallback): Eliminate. + * fhandler.h (fhandler_base_overlapped::write_overlapped_fallback): + Ditto for declaration. + (DEFAULT_PIPEBUFSIZE): Lower size to slightly less than documented + worst-case atomic write size. + (fhandler_overlapped::wait_return): Remove unused element. + +2011-03-09 Christopher Faylor <me.cygwin2011@cgf.cx> + + * fhandler.cc (fhandler_base_overlapped::wait_overlapped): Handle + overlapped_fallback error condition like other error conditions. Set + res carefully and specifically for each condition rather than resorting + to a default. + (fhandler_base_overlapped::write_overlapped): Preserve errno in + overlapped_fallback condition. Correct write_overlapped_fallback to + avoid inappropriate looping. + (fhandler_base_overlapped::write_overlapped_fallback): Add some more + comments. + +2011-03-09 Christopher Faylor <me.cygwin2011@cgf.cx> + + * fhandler.cc (fhandler_base_overlapped::write_overlapp): Oops! + Accommodate change in arguments to wait_overlapped. + +2011-03-09 Christopher Faylor <me+cygwin@cgf.cx> + + * errno.cc (errmap): Change mapping of NO_SYSTEM_RESOURCES to EFBIG. + * fhandler.cc (MAX_OVERLAPPED_WRITE_LEN): New constant. + (MIN_OVERLAPPED_WRITE_LEN): Ditto. + (fhandler_base_overlapped::close): Accommodate change in arguments to + wait_overlapped. + (fhandler_base_overlapped::setup_overlapped): Add __stdcall and regparm + modifiers. + (fhandler_base_overlapped::destroy_overlapped): Ditto. + (fhandler_base_overlapped::has_ongoing_io): Ditto. + (fhandler_base_overlapped::wait_overlapped): Modify to return an enum + returning various states. Accept nonblocking parameter. + (fhandler_base_overlapped::read_overlapped): Add __stdcall and regparm + modifiers. Rework to attempt to be smarter about reacting to states + returned by wait_overlapped. + (fhandler_base_overlapped::write_overlapped): Ditto. Add fallback + option for when wait_overlapped detects that smaller chunks must be + written. + (fhandler_base_overlapped::write_overlapped_fallback): Ditto. + * fhandler.h (DEFAULT_PIPEBUFSIZE): Move definition here from pipe.cc. + (fhandler_base::has_ongoing_io): Define with __stdcall and regparm + modifiers. + (fhandler_base_overlapped::wait_return): New enum. + (fhandler_base_overlapped::max_atomic_write): New variable. + (fhandler_base_overlapped:: wait_overlapped): Accommodate changes + mentioned above to arguments and modifiers. + (fhandler_base_overlapped::setup_overlapped): Ditto for modifiers. + (fhandler_base_overlapped::read_overlapped): Ditto. + (fhandler_base_overlapped::write_overlapped): Ditto. + (fhandler_base_overlapped::destroy_overlapped): Ditto. + (fhandler_base_overlapped::has_ongoing_io): Ditto. + (fhandler_base_overlapped::fhandler_base_overlapped): Zero + max_atomic_write. + * fhandler_fifo.cc (fhandler_fifo::fhandler_fifo): Set max_atomic_write + to the size of the DEFAULT_PIPEBUFSIZE. + (fhandler_fifo::wait): Accommodate change in arguments to + wait_overlapped. + * pipe.cc (fhandler_pipe::fhandler_pipe): Set max_atomic_write to the + size of the DEFAULT_PIPEBUFSIZE. + (fhandler_pipe::create_selectable): Allow minimum size of DEFAULT_PIPEBUFSIZE. + (DEFAULT_PIPEBUFSIZE): Delete here, move to fhandler.h. + +2011-03-08 Corinna Vinschen <corinna@vinschen.de> + + * security.cc: Fix copyright dates. + +2011-03-08 Corinna Vinschen <corinna@vinschen.de> + + * fhandler.cc (fhandler_base::open): When creating a file on a + filesystem supporting ACLs, create the file with WRITE_DAC access. + Explain why. + * fhandler_disk_file.cc (fhandler_disk_file::mkdir): Ditto for + directories. + * fhandler_socket.cc (fhandler_socket::bind): Ditto for sockets. + * path.cc (symlink_worker): Ditto for symlinks. + * security.cc (get_file_sd): Always call GetSecurityInfo for directories + on XP and Server 2003. Improve comment to explain why. + (set_file_attribute): Explicitely cast mode_t value to bool in call to + get_file_sd. + * wincap.h (wincaps::use_get_sec_info_on_dirs): New element. + * wincap.cc: Implement above element throughout. + +2011-03-04 Corinna Vinschen <corinna@vinschen.de> + + * fhandler_procsys.cc (fhandler_procsys::exists): Rewrite. + (fhandler_procsys::fill_filebuf): Fill buffer with valid string even if + reading the symlink fails. + +2011-03-03 Corinna Vinschen <corinna@vinschen.de> + + * posix_ipc.cc (ipc_cond_timedwait): If ipc_mutex_unlock fails, return + actual error number. + (_mq_send): Break loop if ipc_cond_timedwait returns with error. + (_mq_receive): Ditto. + +2011-03-03 Corinna Vinschen <corinna@vinschen.de> + + * errno.cc (__xpg_strerror_r): Add accidentally missing condition. + +2011-03-02 Corinna Vinschen <corinna@vinschen.de> + + * fhandler_procsys.cc (fhandler_procsys::open): Call worker exists + method, rather than wrapper. + +2011-03-01 Christopher Faylor <me+cygwin@cgf.cx> + + * autoload.cc (dll_load): Avoid in_forkee test since this apparently + fails even when not forked. + +2011-03-01 Christopher Faylor <me+cygwin@cgf.cx> + + * include/cygwin/version.h: Bump CYGWIN_VERSION_DLL_MINOR to 9. + +2011-02-28 Christopher Faylor <me+cygwin@cgf.cx> + + * autoload.cc (dll_load): Only perform DONT_RESOLVE_DLL_REFERENCES hack + on systems which need it. + * wincap.cc (use_dont_resolve_hack): Set as appropriate. + * wincap.h (use_dont_resolve_hack): Define. + +2011-02-28 Christopher Faylor <me+cygwin@cgf.cx> + + * autoload.cc (dll_load): Make inline. Clarify logic. + +2011-02-27 Corinna Vinschen <corinna@vinschen.de> + + * autoload.cc (dll_load): Only call LoadLibraryExW with + DONT_RESOLVE_DLL_REFERENCES if a normal LoadLibrary call failed with + ERROR_INVALID_ADDRESS. + (LsaRegisterLogonProcess): Align comment to previous change. + +2011-02-26 Christopher Faylor <me+cygwin@cgf.cx> + + * autoload.cc: Use LoadDLLfuncEx3 for all winmm functions. Accommodate + changes to LoadDLLprime. + (LoadDLLprime): Take an extra argument indicating whether this dll + needs special handling on fork. Place this information in the "handle" + location. + (LoadDLLfuncEx3): Eliminate "func" handling. Pass new + no_resolve_on_fork argument to LoadDLLprime. + (dll_load): New function. + (std_dll_init): Accommodate changes to dll_info::handle. Use dll_load + to load DLL in both cases where it is used. + +2011-02-26 Corinna Vinschen <corinna@vinschen.de> + + * autoload.cc: Make autoloaded ntdll function non-optional. Ditto for + secur32 functions, except for LsaRegisterLogonProcess. Change return + value to ERROR_PROC_NOT_FOUND. Explain why. + * sec_auth.cc (lsaauth): Handle ERROR_PROC_NOT_FOUND from call to + LsaRegisterLogonProcess when generating the errno value. + +2011-02-22 Corinna Vinschen <corinna@vinschen.de> + + * dcrt0.cc: Fix copyright dates. + * winsup.h: Ditto. + * syscalls.cc (_read): Move EXPORT_ALIAS to its rightful place. + +2011-02-21 Christopher Faylor <me+cygwin@cgf.cx> + + * cygwin.din: Mark __assert* and _abort as NOSIGFE. + +2011-02-21 Corinna Vinschen <corinna@vinschen.de> + + * fhandler_socket (fhandler_socket::readv): Call recv_internal directly, + rather than recvmsg. + (fhandler_socket::writev): Call send_internal directly, rather than + sendmsg. + * net.cc (cygwin_recv): Call fhandler_socket::recvfrom directly, rather + than cygwin_recvfrom. + (cygwin_send): Call fhandler_socket::sendto directly, rather than + cygwin_sendto. + +2011-02-20 Christopher Faylor <me+cygwin@cgf.cx> + + * fhandler.cc (fhandler_base_overlapped::close): Finish any pending I/O + before closing. + (fhandler_base_overlapped::wait_overlapped): Defensively zero bytes + read. Add more info to debugging output. + +2011-02-18 Christopher Faylor <me+cygwin@cgf.cx> + + * dcrt0.cc (dll_crt0_1): Add a CYGHEAP_DEBUG conditional for debugging + which allocates a lot of space at startup. + +2011-02-18 Corinna Vinschen <corinna@vinschen.de> + + * cygwin.sc: Set alignment of .cygheap section to 64K. + +2011-02-15 Corinna Vinschen <corinna@vinschen.de> + + * spawn.cc (spawn_guts): Only set PID_NOTCYGWIN in _P_OVERLAY mode. + Drop flag if creating new process failed. + +2011-02-15 Corinna Vinschen <corinna@vinschen.de> + + * Throughout fix copyright dates. + +2011-02-15 Corinna Vinschen <corinna@vinschen.de> + + * devices.in: Throughout use slashes instead of backslashes in the + native path of devices not backed by native NT devices. + * devices.cc: Regenerate. + * globals.cc (ro_u_pmem): Use correct case. + (ro_u_globalroot): New R/O unicode string. + * path.cc (path_conv::check): Fix incorrect handling of /proc/sys + block devices if they are just visited due to a component check. + (symlink_info::posixify): Fix typo in comment. + (cygwin_conv_path): Use ro_u_globalroot instead of string constant. + (fast_cwd_version): New shared variable to store FAST_CWD version + used on the system. + (find_fast_cwd_pointer): Rename from find_fast_cwd_pointers. Don't + set global fast_cwd_ptr pointer here. Return pointer value instead. + (find_fast_cwd): New function to set fast_cwd_ptr and fast_cwd_version. + (cwdstuff::override_win32_cwd): Call find_fast_cwd from here. + Check for fast_cwd_version to differ between old and new FAST_CWD + structure. Check old_cwd for NULL to avoid SEGV. Don't set CWD if + we have neitehr a valid fast_cwd_ptr, nor a valid CWD handle in the + process parameter block. + (cwdstuff::set): Create Win32 path taking /proc/sys paths into account. + * spawn.cc (spawn_guts): Recode creating runpath. Also take /proc/sys + paths into account. Drop special CWD handling when starting non-Cygwin + processes. + +2011-02-15 Corinna Vinschen <corinna@vinschen.de> + + * fhandler_procsys.cc (fhandler_procsys::opendir): Avoid SEGV if + opening object directory fails. + * fhandler_virtual.cc (fhandler_virtual::opendir): Don't leak memory. + +2011-02-15 Corinna Vinschen <corinna@vinschen.de> + + * fhandler_disk_file.cc (fhandler_disk_file::readdir_helper): Don't + append slash if there is one already. + +2011-02-15 Corinna Vinschen <corinna@vinschen.de> + + Revert change from 2010-08-31: + * path.cc (normalize_posix_path): Drop support for //./ and //?/ + prefixes. + (path_conv::check): Ditto. + +2011-02-15 Corinna Vinschen <corinna@vinschen.de> + + * fhandler_disk_file.cc (fhandler_disk_file::readdir_helper): Use POSIX + path to check for symlink. + +2011-02-14 Corinna Vinschen <corinna@vinschen.de> + + * config/i386/profile.h: Sync with Mingw. + +2011-02-13 Corinna Vinschen <corinna@vinschen.de> + + * path.cc (struct _FAST_CWD): Redefine to new layout used since patch + for KB 2393802. Adjust comments throughout. + (struct _FAST_CWD_OLD): Rename former definition. + (cwdstuff::override_win32_cwd): Check if the OS is using the old or the + new FAST_CWD structure layout and handle accordingly. + +2011-02-11 Christopher Faylor <me+cygwin@cgf.cx> + + * mkstatic: Make sure that we are not cd'ed to temporary directory on + exit to avoid bogus warnings on directory cleanup. + * speclib: Ditto. + * mkimport: Ditto. + +2011-02-11 Christopher Faylor <me+cygwin@cgf.cx> + + * cygwin.sc: Eliminate __cygheap_mid. + * cygheap.cc: Ditto. + +2011-02-11 Christopher Faylor <me+cygwin@cgf.cx> + + * cygheap.cc (_cygheap_mid): Drop unneeded section attribute. + (cygheap_init): Just zero cygheap structure. + * cygwin.sc: Keep 16 byte alignment but drop all other alignments + related to cygheap. Eliminate unused __cygheap_end1. + +2011-02-11 Corinna Vinschen <corinna@vinschen.de> + + * cygwin.sc: Raise default cygheap size to 1 Meg. Set alignment to + standard 64K. + +2011-02-11 Corinna Vinschen <corinna@vinschen.de> + + * include/endian.h: Move definitions of __BIG_ENDIAN, __LITTLE_ENDIAN, + and __BYTE_ORDER into ... + * include/bits/endian.h: New file. + * include/arpa/nameser_compat.h: Include endian.h rather than defining + BYTE_ORDER here. + * include/asm/byteorder.h: Include bits/endian.h. Drop definition of + __LITTLE_ENDIAN. + * include/netinet/ip.h: Include bits/endian.h. Drop definitions of + BIG_ENDIAN, LITTLE_ENDIAN, and BYTE_ORDER. Use underscored variants + of aforementioned constants. + * include/netinet/tcp.h: Ditto. + * include/sys/param.h: Drop disabled definitions of BIG_ENDIAN, + LITTLE_ENDIAN, and BYTE_ORDER. + + * include/netinet/ip.h: Reformat. Define setsockopt IP_TOS options + matching recent RFCs. Tweak comments. + +2011-02-10 Eric Blake <eblake@redhat.com> + + * errno.cc (includes): Avoid compilation failure if <string.h> + settles on wrong strerror_r signature. + + * errno.cc (__xpg_strerror_r): New function. + (strerror_r): Update to copy newlib's fixes. + (strerror): Set errno on failure. + (_sys_errlist): Cause EINVAL failure for reserved values. + * cygwin.din: Export new function. + * include/cygwin/version.h (CYGWIN_VERSION_API_MINOR): Combine + this into minor 236. + +2011-02-09 Yaakov Selkowitz <yselkowitz@users.sourceforge.net> + + * cygwin.din (pthread_yield): Export as alias to sched_yield. + * include/pthread.h (pthread_yield): Declare. + * include/cygwin/version.h (CYGWIN_VERSION_API_MINOR): Bump. + * posix.sgml (std-deprec): Add pthread_yield. + +2011-02-09 Christopher Faylor <me+cygwin@cgf.cx> + + * cygheap.cc: Add some __stdcall decoration where appropriate. + * lib/cygwin_crt0.c: __attribute -> __attribute__. + +2011-02-09 Christopher Faylor <me+cygwin@cgf.cx> + + * hookapi.cc (hook_or_detect_cygwin): Prevent i from being considered + uninitialized by gcc. + +2011-02-09 Christopher Faylor <me+cygwin@cgf.cx> + + * exception.h: Remove DEBUG_EXCEPTION left over debugging ifdef. + +2011-02-08 Christopher Faylor <me+cygwin@cgf.cx> + + * dll_init.cc: Fix typo in comment. + +2011-02-07 Corinna Vinschen <corinna@vinschen.de> + + * configure.in: Remove AC_ALLOCA test and test for __builtin_memset. + * configure: Regenerate. + +2011-02-07 Corinna Vinschen <corinna@vinschen.de> + + * fhandler_console.cc (fhandler_console::write_normal): Remove + erroneous premature return after collecting truncated multibyte + sequence in trunc_buf. Rather fall through to printing routine. + Fix return value to take trunc_buf content into account. Improve + comments. + +2011-02-05 Christopher Faylor <me+cygwin@cgf.cx> + + * autoload.cc (wsock_init): Properly define WSAStartup function pointer + to avoid stack damage. + +2011-02-02 Corinna Vinschen <corinna@vinschen.de> + + * libc/bsdlib.cc: Include err.h. + +2011-02-02 Eric Blake <eblake@redhat.com> + + * include/err.h: Fix loss of semicolons in previous patch. + +2011-02-02 Corinna Vinschen <corinna@vinschen.de> + + * include/err.h (err): Add noreturn attribute. + (errx): Ditto. + (verr): Ditto. + (verrx): Ditto. + +2011-02-02 Corinna Vinschen <corinna@vinschen.de> + + * path.cc (conv_path_list): Remove enclosing quotes and trailing + backslashes from Win32 environment path lists. + +2011-02-01 Christian Franke <franke@computer.org> + + * fhandler.cc (fhandler_base::fsync): Ignore ERROR_INVALID_FUNCTION + error from FlushFileBuffers(). + +2011-01-31 Corinna Vinschen <corinna@vinschen.de> + + * syscalls.cc (utmp_data): Fix potential buffer overflow. + +2011-01-31 Corinna Vinschen <corinna@vinschen.de> + + * fhandler_socket.cc (address_in_use): Improve comment readability. + +2011-01-30 Corinna Vinschen <corinna@vinschen.de> + + * fhandler_socket.cc (address_in_use): Disable. Add comment. + (fhandler_socket::bind): Change comment to explain setting the + SO_EXCLUSIVEADDRUSE socket option. Remove code which checks for + address in use. + * net.cc (cygwin_setsockopt): Never set SO_REUSEADDR option. Improve + comment to compensate for the deleted comment in fhandler_socket::bind. + * wincap.cc: Throughout, drop has_enhanced_socket_security from wincaps. + * wincap.h (struct wincaps): Drop has_enhanced_socket_security flags + and method. + +2011-01-28 Peter Foley <jpfoley2@verizon.net> + + * configure.in: Define LIBSERVER regardless of cross_host. + * configure: Regenerate. + +2011-01-28 Corinna Vinschen <corinna@vinschen.de> + + * fhandler_socket.cc (fhandler_socket::wait_for_events): Call + pthread_testcancel in case of timeout to enable pthread_cancel + on waiting thread. + +2011-01-27 Corinna Vinschen <corinna@vinschen.de> + + * include/features.h (__STDC_ISO_10646__): Move to newlib's + sys/features.h. + +2011-01-26 Corinna Vinschen <corinna@vinschen.de> + + * fhandler_disk_file.cc (fhandler_base::fstat_by_nfs_ea): Fix + computation of st_blocks. + (fhandler_base::fstat_helper): Fix formatting. + +2011-01-24 Corinna Vinschen <corinna@vinschen.de> + + * include/features.h (__STDC_ISO_10646__): Define. Add comment. + +2011-01-21 Corinna Vinschen <corinna@vinschen.de> + + * syscalls.cc (rename): Fix permission problem with symlinks on NFS. + Rework how NtOpenFile gets called to make it more readable. Change + comment. + +2011-01-20 Corinna Vinschen <corinna@vinschen.de> + + * exec.cc: Include pinfo.h. + * winf.h: Move definitions of _P_PATH_TYPE_EXEC and _P_MODE from here... + * pinfo.h: ...to here. + (_P_PATH_TYPE_EXEC): Redefine to be bigger than _P_SYSTEM. + (_P_MODE): Redefine so as not to mask out _P_SYSTEM. + * spawn.cc (spawnlp): Add _P_PATH_TYPE_EXEC flag in call to spawnve. + (spawnlpe): Ditto. + (spawnvp): Ditto. + +2011-01-19 Corinna Vinschen <corinna@vinschen.de> + + * spawn.cc (av::fixup): Reenable #! handling for all exec functions. + Return ENOEXEC in !p_type_exec case only for unrecognized files. + Fix comment formatting. + +2011-01-19 Corinna Vinschen <corinna@vinschen.de> + + * exec.cc (execlp): Add missing _P_PATH_TYPE_EXEC flag in call to + spawnve. + +2011-01-19 Corinna Vinschen <corinna@vinschen.de> + + * exec.cc: Rearrange functions in alphabetical order. + (_execve): Drop temporary define and drop export alias. + (execl): Call spawnve. + (execle): New function. + (execlp): New function. + (execv): Call spawnve. + (execve): Drop converting NULL envp to emtpy envp. + (execvp): Call spawnve. + (execvpe): Drop converting NULL envp to emtpy envp. Call spawnve. + (fexecve): Call spawnve. + * spawn.cc (spawnve): Convert NULL envp to emtpy envp. Remove outdated + comment. + (spawnlp): Call spawnve. + (spawnlpe): Ditto. + (spawnvp): Ditto. + (spawnvpe): Fix formatting. + +2011-01-19 Corinna Vinschen <corinna@vinschen.de> + + * exec.cc (strccpy): Move function from here... + * strfuncs.cc (strccpy): ...to here. + * string.h (strccpy): Declare. + * winsup.h (strccpy): Drop declaration. + +2011-01-19 Corinna Vinschen <corinna@vinschen.de> + + * errno.cc (errmap): Add error codes for invalid binaries. + * exec.cc (execvp): Call spawnve with _P_PATH_TYPE_EXEC flag + from here. + (execvpe): Ditto. + * spawn.cc (spawn_guts): Filter _P_PATH_TYPE_EXEC from mode and + store in p_type_exec. Call av::fixup with addtional p_type_exec + argument. + (spawnve): Check for filtered mode. + (spawnvpe): Add _P_PATH_TYPE_EXEC flag when calling spawnve. + (av::fixup): Accept additional bool parameter p_type_exec. Only check + for script if p_type_exec is true. + * winf.h (_P_PATH_TYPE_EXEC): Define. + (_P_MODE): Define. + (av::fixup): Declare with additional bool parameter. + +2011-01-17 Corinna Vinschen <corinna@vinschen.de> + + * fhandler_proc.cc (format_proc_partitions): Fix compiler warning. + +2011-01-17 Corinna Vinschen <corinna@vinschen.de> + + * path.cc (path_conv::check): Don't follow reparse point symlinks if + PC_SYM_NOFOLLOW_REP flag is set. + (cygwin_conv_path): Set PC_SYM_NOFOLLOW_REP flag when converting from + POSIX to Win32. + * path.h (enum pathconv_arg): Define PC_SYM_NOFOLLOW_REP flag. + +2011-01-17 Corinna Vinschen <corinna@vinschen.de> + + * fhandler_proc.cc (proc_tab_cmp): Fix typo in comment. + (fhandler_proc::fill_filebuf): Handle return value of 0 from format + function as error. + (format_proc_stat): Set errno when returning 0 size. + (format_proc_partitions): Rewrite method to fetch partition info. + +2011-01-13 Corinna Vinschen <corinna@vinschen.de> + + * fhandler_disk_file.cc (fhandler_base::fstat_helper): Always set + st_size of directories to 0. Explain why. + +2011-01-12 Corinna Vinschen <corinna@vinschen.de> + + * posix.sgml: Add madvise to BSD list. + +2011-01-12 Corinna Vinschen <corinna@vinschen.de> + + * cygwin.din (madvise): Export posix_madvise as madvise. + * include/cygwin/version.h: Bump CYGWIN_VERSION_API_MINOR. + * include/sys/mman.h: Define madvise constants, keep Linux-specific + constants undefined. + (madvise): Declare. + +2011-01-12 Corinna Vinschen <corinna@vinschen.de> + + * fhandler.h (struct part_t): New type. + (class fhandler_dev_floppy): Convert partitions to part_t pointer. + Add lock_partition method. + * fhandler_floppy.cc (fhandler_dev_floppy::lock_partition): New method + to implement ondemand partition locking. + (fhandler_dev_floppy::write_file): Call lock_partition from here if + writing failed due to a potential write restriction on a disk + partition. + (fhandler_dev_floppy::open): Don't lock partitions here. + (fhandler_dev_floppy::close): Keep track of partition handle reference + count. Close handles and remove partitions pointer ony if count is 0. + (fhandler_dev_floppy::dup): Just copy partitions pointer and increment + reference count. + +2011-01-11 Corinna Vinschen <corinna@vinschen.de> + + * fhandler.h (MAX_PARTITIONS): New definition. + (class fhandler_dev_floppy): Add partitions array member. Add close + method. + * fhandler_floppy.cc (fhandler_dev_floppy::fhandler_dev_floppy): Zero + out partitions array. + (fhandler_dev_floppy::open): Fix "entire disk" condition for call to + DeviceIoControl (FSCTL_ALLOW_EXTENDED_DASD_IO). + When opening disks for writing, call DeviceIoControl (FSCTL_LOCK_VOLUME) + on all affected disk partitions starting with Vista. + (fhandler_dev_floppy::close): New method. + (fhandler_dev_floppy::dup): Duplicate handles in partitions, if any. + * wincap.h (wincaps::has_restricted_raw_disk_access): New element. + * wincap.cc: Implement above element throughout. + +2011-01-11 Yaakov Selkowitz <yselkowitz@users.sourceforge.net> + + * termios.cc (cfgetospeed, cfgetispeed): Constify argument per POSIX. + * include/sys/termios.h (cfgetospeed, cfgetispeed): Declare functions. + Move macros after declarations and make conditional on !__cplusplus. + +2011-01-11 Corinna Vinschen <corinna@vinschen.de> + + * cygtls.cc (_cygtls::init_thread): Call _REENT_INIT_PTR. Drop setting + current locale and calling srand48. + +2011-01-02 Christopher Faylor <me+cygwin@cgf.cx> + + * ChangeLog-2010: Create from ChangeLog. + * ChangeLog: Start fresh. |