From 1fd5e000ace55b323124c7e556a7a864b972a5c4 Mon Sep 17 00:00:00 2001 From: Christopher Faylor Date: Thu, 17 Feb 2000 19:38:33 +0000 Subject: import winsup-2000-02-17 snapshot --- winsup/cygwin/ChangeLog-1997 | 2800 ++++++++++++++++++++++++++++++++++++++++++ 1 file changed, 2800 insertions(+) create mode 100644 winsup/cygwin/ChangeLog-1997 (limited to 'winsup/cygwin/ChangeLog-1997') diff --git a/winsup/cygwin/ChangeLog-1997 b/winsup/cygwin/ChangeLog-1997 new file mode 100644 index 000000000..7a5c0b3a4 --- /dev/null +++ b/winsup/cygwin/ChangeLog-1997 @@ -0,0 +1,2800 @@ +Wed Dec 31 15:00:32 1997 Geoffrey Noer + + patch from sos@prospect.com.ru (Sergey Okhapkin): + * hinfo.cc (hinfo_vec::find_unused_handle): correct + previous patch -- need to fix up vec[i].h pointers + +Wed Dec 31 14:13:22 1997 Ian Lance Taylor + + * regexp/Makefile.in (tooldir): New variable. + (install): Install regexp.h. + +Tue Dec 30 19:52:46 1997 Ian Lance Taylor + + * net.cc (inet_netof): New function. + (inet_makeaddr): New function. + * cygwin.din: Export inet_netof and inet_makeaddr. + +Tue Dec 23 17:45:07 1997 Ian Lance Taylor + + * path.cc (current_directory_name): New static variable. + (current_directory_posix_name): New static variable. + (getcwd_inner): Cache the directory name. + (chdir): Move here from syscalls.cc. Clear directory cache + variables. + * syscalls.cc (chdir): Remove; now in path.cc. + + * environ.cc (setenv): Add cast to avoid warning. + + * security.cc (get_file_attribute): Make file parameter a pointer + to const char. + (set_file_attribute): Likewise. + * winsup.c (get_file_attribute): Update declaration. + (set_file_attribute): Likewise. + + * path.cc (path_conv): Don't pass the root directory to + symlink_check_one. + +Mon Dec 22 16:34:40 1997 Ian Lance Taylor + + * path.cc (realpath): Use path_conv to resolve symlinks. + + * path.cc (path_conv::path_conv): Rewrite completely to convert to + win32 path first and then check for symlinks element by element. + (symlink_check_one): New static function based on old + symlink_check_worker, but without path conversion. + (path_prefix_p): Move definition before all uses. + (skip_n_slashes, symlink_expand, symlink_follow): Remove. + (symlink_check_worker, symlink_check): Remove. + (readlink): Rewrite to use new symlink_check_one. + (unmixedcaseify, mixedcaseify): Comment out. + * path.h (symlink_check, symlink_follow): Don't declare. + * fhandler.cc (open): Don't pass O_NOSYMLINK to path_conv. Set + errno from path_conv if it fails. + * dirsearch.cc (opendir): Check errors from path_conv, and set + errno appropriately. + * times.cc (utimes): Likewise. + * syscalls.cc (_unlink, _link, mkdir, rmdir, chdir): Likewise. + (chmod, _rename): Likewise. + (_stat_worker): Don't just pass nofollow to _open, but base + whether to pass O_NOSYMLINK on whether nofollow is set. + (lstat): Pass 1, not O_NOSYMLINK, to _stat_worker. + * strerror.cc (strerror): Add ELOOP. + +Thu Dec 18 12:30:47 1997 Ian Lance Taylor + + * fhandler.h (class fhandler_base): Remove inline definitions of + tcflush, tcsendbreak, tcdrain, tcflow, tcsetattr, tcgetattr, + tcsetpgrp, and tcgetpgrp, so that we can set proper errno values. + (class fhandler_tty): Add pgrp_ field, and virtual tcgetpgrp and + tcsetpgrp functions. + * fhandler.cc (fhandler_base::tcflush): New function. + (fhandler_base::tcsendbreak): New function. + (fhandler_base::tcdrain): New function. + (fhandler_base::tcflow): New function. + (fhandler_base::tcsetattr): New function. + (fhandler_base::tcgetattr): New function. + (fhandler_base::tcsetpgrp): New function. + (fhandler_base::tcgetpgrp): New function. + (fhandler_tty::fhandler_tty): Initialize pgrp_. + + * tty.cc (tcsetpgrp): Set errno correctly on failure. + + * include/sys/termios.h (CBAUD): Change to 037. + (B57600, B115200): Change to values that can fit in a speed_t. + + * spawn.cc (spawn_guts): Set errno correctly if we can't find the + executable. + +Mon Dec 15 16:40:07 1997 Geoffrey Noer + + patch from msnyder@cygnus.com (Michael Snyder): + * heap.cc (_sbrk): handle situation where newalloc < incr + +Mon Dec 15 16:40:07 1997 Geoffrey Noer + + patch from sos@prospect.com.ru (Sergey Okhapkin): + Allow Cygwin32 to terminate process even when in a blocking + winsock call. + * exceptions.cc (call_handler): call to WSACancelBlockingCall() + removed. + (sighandle): call WSACleanup() before exiting the process to + cancel blocking winsock calls. + * include/mywinsock.h: add proto for WSACleanup(). + +Mon Dec 15 16:40:07 1997 Geoffrey Noer + + * Makefile.in: compile .cc files with -fno-exceptions to + decrease dll size and increase execution speed a little. + +Mon Dec 15 16:40:07 1997 Geoffrey Noer + + patch from cgf@bbc.com (Chris Faylor): + * tty.cc (do_input): Detect CTRL-T as a special case when + STRACE_CACHE is active. Dumps the strace cache to disk. + * console.cc (fhandler_console::read): Detect CTRL-T as a special + case when STRACE_CACHE is active. Dumps the strace cache to disk. + +Sat Dec 13 15:12:53 1997 Ian Lance Taylor + + * fork.cc: Include . + (cygwin_fork_helper1): Call __malloc_copy after copying the stack + and heap to the child. + +Thu Dec 11 15:14:40 1997 Geoffrey Noer + + patch from cgf@bbc.com (Chris Faylor): + * sigproc.cc (proc_subproc): Remove over-enthusiastic test for + process handling readiness or proc_wait will loop attempting to + handle a dying subprocess when signal handlers are not ready. + * fork.cc (cygwin_fork_helper1): Reorganize to ensure that a + forked process is capable of receiving signals when fork() + returns. + +Wed Dec 10 15:43:37 1997 Ian Lance Taylor + + * include/sys/termios.h (IXANY): Correct value. + (PARMRK): Define again. + +Wed Dec 10 00:05:23 1997 Geoffrey Noer + + patch from cgf@bbc.com (Chris Faylor): + * dcrt0.cc (dll_crt0_1): Move start time initialization to a more + logical place (pinfo_init). + (do_exit): Reorganize to attempt to solve races when a cygwin + process occupies two windows pids (i.e., an execed process). + * exceptions.cc (lock_cs): Fix erroneous WFSO logic. + (sighandle): Use new method for determining if process was + initiated via fork. + (events_terminate): Do not close pinfo_mutex. Allow automatic + close by ExitProcess to lengthen the time that the pinfo structure + is locked, minimizing races between an exiting child and a + potentially exiting parent. + * hinfo.cc (hmap_init): Use new method for determining if process + was initiated via fork. + (hinfo_vec::de_linearize_fd_array): Fix a typo in a comment. + * pinfo.cc (clearout): Remove this function. Handled in + allocate_pid. + (pinfo_init): Move start_time setting here from dll_crt0_1. + Remove call to init_self in favor of adding three additional lines + of code. + (pinfo_list::operator []): Implement a very simple hashing + scheme for pid lookup. + (lpfu): New routine controlled by DEBUGGING conditional. When + DEBUGGING is activated, lpfu returns more information about the + state of a timed out pinfo_mutex. + (pinfo_list::get_empty_pinfo): Remove function. Move + functionality to allocate_pid. + (allocate_pid): Implement a (very) simple hashing scheme for + finding an available pid. Take advantage of reorganized pinfo + structure to zero all pertinent fields with one memset. + (pinfo::record_death_nolock): Don't bothering zeroing + inconsequential stuff. + (pinfo::record_death): Leave pinfo_mutex locked with the + understanding that this function will be called just prior to + exiting the process. This minimizes a race between a child which + is exiting at nearly the same time as its parent. + * sigproc.cc: Reformat function calls. + (sigproc_init): Clear new PID_INITIALIZING flag to indicate that + a (possibly execed) process is now capable of receiving signals. + (sig_send): Be more defensive in determining if a signal can be + sent to myself or suffer problems with execed processes. + (sigproc_terminate): Wait for sig_proc to exit to ensure that + all pending signals have been handled. Use new 'proc_terminate' + function to terminate the subprocess handling thread. + (allow_sig_dispatch): Don't bother blocking signals if signal + handling isn't active in this process yet. + (block_sig_dispatch): Don't bother blocking signals if signal + handling isn't active in this process yet. + (sig_proc): Use sig_loop_wait variable to control wait time for + signal semaphores. Uncouples this wait from wait_subproc. + Perform signal cleanup here on thread termination. + (proc_exists): More accurate tests to determine if a process + really exists. + (proc_register): Remove this function in favor of a macro. + (proc_subproc): More stringent test for being "ready" to process + subprocesses. Add more common initialization to PROC_ADDCHILD. + Remove PROC_EXIT in favor of a separate function. + (proc_terminate): New function. Replaces PROC_EXIT functionality + in proc_subproc. Terminates subproc handler thread. + (stopped_or_terminated): use lock_pinfo_for_update when modifying + child stopsig status or suffer a race. + (wait_subproc): Save sig_proc thread handle away for + synchronization when exiting. Set up 'i_am_alive' mutex inherited + by childen. Child's inability to lock this mutex means that the + parent is still alive and processing children. Use proc_loop_wait + to control WFMO. Clean up events queue on thread exit. + (zap_subproc): Clear out pinfo structure for a child. + * sigproc.h: Remove PROC_EXIT constant. Remove obsolete + proc_register declaration. + (alive_parent): New macro to determine if a parent is still alive. + * spawn.cc (spawn_guts): Fix a comment typo. Use proc_terminate + to terminate all subprocess handling prior to an exec. Use new + method for determining if this process was started via a fork. + Attempt to clean up races between execed process, its parent, and + the execed child. + * winsup.h (pinfo): Add a new handle indicating that a parent is + alive. This should be a foolproof way of determining if a parent + has gone away so that a child will know whether to remove itself + from the pinfo table. + Reorganize the structure in such a way that items to be zeroed + are grouped together at the beginning for more efficient zeroing + in allocate_pid. + Add a new PID_* constant. + New lock_pinfo_for_update macro for use when debugging cygwin. + +Wed Dec 10 00:05:23 1997 Geoffrey Noer + + patch from sos@prospect.com.ru (Sergey Okhapkin): + Change the way to inherit fd table on spawn/exec calls. + Use STARTUPINFO structure to pass an fd table to a child process + instead of shared memory area. This is undocumented, but is used + by MSVC runtime. The desktop inheritance code added again, + otherwise user32.dll will fail to initialize after sexec calls. + * pinfo.cc (pinfo_init): delinearize fd array from STARTUPINFO + structure instead of call to copy_shared_fd_table. + * shared.cc (create_shared_fd_mapping_name): remove + (create/copy_shared_fd_table): remove + * spawn.cc (spawn_guts): use lp(cb)Reserved2 fields of STARTUPINFO + to pass fd table to a child. Remove call to + create_shared_fd_table. Inherit window station/desktop on sexec + calls. + * winsup.h: remove prototypes for create/copy_shared_fd_table. + +Fri Dec 5 18:57:42 1997 Geoffrey Noer + + patch from cgf@bbc.com (Chris Faylor): + * kill.cc (main): Report error if kill() fails. Minor reformat. + * ps.cc (main): Only use month/day in start time when starting + time is > 24 hours in the past, not when it occurs yesterday. + +Fri Dec 5 15:54:41 1997 Geoffrey Noer + + * fcntl.cc (_fcntl): reformat + * fhandler.cc (fhandler_tty::open): new, need special open for + ttys. In addition to calling fhandler_base::open, check + flags to handle blocking vs. non-blocking I/O. Should + initialize tty to standard state (9600 bits/sec - 8 - 1 with + no flow control) but this code needs more work still. Ifdef + out for now. + (fhandler_tty::tcsendbreak): new + (fhandler_tty::tcdrain): new + (fhandler_tty::tcflow): new + (fhandler_tty::tcsetattr): add support for action arg. Use + a DCB struct to hold the values we will set. First call + GetCommState to get the current state, then reassign values + based on the contents of the termios struct. Handle the + case where t->c_ospeed is set to B0, otherwise set state.BaudRate. + Set all the other DCB struct values appropriately, based on + the contents of the termios struct. + (fhandler_tty::tcgetattr): do the inverse of tcsetattr. + Call GetCommState to get the current state and use this to set + the appropriate termios struct values. + * termios.cc: reformat + (tcsendbreak): implement -- add duration arg, + call fhandler tcsendbreak as appropriate + (tcdrain): implement -- call fhandler tcdrain as appropriate + (tcflow): implement -- call fhandler tcflow as appropriate + * fhandler.h: add new tc* protos + * include/sys/termios.h: correct values of iflag bits, + define CRTSXOFF and CRTSCTS, CBAUD, B57600 and B115200. + Add protos for tc* functions. + +Wed Nov 26 17:06:17 1997 Geoffrey Noer + + patch from sos@prospect.com.ru (Sergey Okhapkin): + * spawn.cc (perhaps_suffix): resolve symlinks to .exes. + +Mon Nov 24 17:10:49 1997 Geoffrey Noer + + * cygwin.din: remove crypt + * syscalls.cc (crypt): remove crypt stub + +Sun Nov 23 17:34:42 1997 Geoffrey Noer + + patch from sos@prospect.com.ru (Sergey Okhapkin): + * spawn.cc (spawn_guts): save the path of the script itself, + use the saved path while building the command line to execute. + +Thu Nov 20 22:58:23 1997 Geoffrey Noer + + * stubs.cc: delete file, move unimplemented stubs to the + files in which they would normally belong. + * grp.cc (setgrent): implement (was in stubs.cc) + * syscalls.cc: move regfree, mknod, setgid, set(e)uid, sync, + crypt, and PPC __chkstk/_alloca/dll_entry stubs here from stubs.cc + (sync): just return zero for now instead of -1 + (crypt): return -1 instead of 0 + +Thu Nov 20 22:41:57 1997 Geoffrey Noer + + patch from cgf@bbc.com (Chris Faylor): + * spawn.cc (spawn_guts): A premature close of the spawned filehandle + was possible when reparenting an exited process. Fix this. + * dcrt0.cc (do_exit): Only do minimal cleanup if "pid focus" + has moved to another windows process or the other process will + become confused. + + patch from sos@prospect.com.ru (Sergey Okhapkin): + * sigproc.cc (getsem): set errno to EPERM if existing semaphore + cannot be opened. + (wait_subproc): allow access to signal semaphores to process's + owner only except for SIGCHLD (needed for SIGCHLD delivery after + sexecXX calls). + +Thu Nov 20 00:52:58 1997 Geoffrey Noer + + patch from cgf@bbc.com (Chris Faylor): + * syscalls.cc (hash_path_name): Ignore trailing backslash when + calculating pathname hash. + * hinfo.cc (hinfo_vec::de_linearize_fd_array): Set use_tty + if /dev/ttyn is detected in the shared_fd_table. Before this + change, executing "set CYGWIN_TTY=1", "bash", "unset CYGWIN_TTY", + "/bin/pwd" would result in pwd printing nothing because + the de_linearize code would use the wrong fhandler_xxx when + reading from the buffer inherited from the parent process. + * cygwin.din: Add new ctermid function for export. + * syscalls.cc (ctermid): New function + * exceptions.cc (call_handler): If called during a P_OVERLAY + spawn, merely set appropriate flags and return. The spawn + code will then clean up and exit. + * sigproc.cc (proc_exists): Reorganize to better detect defunct + processes. Don't clean up pinfo if process has a parent since the + parent should clean up eventually. + * spawn.cc: New global exec_exit. Set by signal handler to + value which should be used on exit from aborted spawn. + (spawn_guts): Try harder to let the child terminate (if it is + going to) before exiting on a signal. Remove obsolete code. + + patch from sos@prospect.com.ru (Sergey Okhapkin): + * exec.cc (file_exists): Removed + * spawn.cc (spawn_guts): call perhaps_suffix to convert filename + to win32 form and to check file existance; prog variable + removed, all references changed to real_path variable. + Do not inherit parent's window station/desktop on sexecXX calls. + They are no longer needed with the new signal handling. + (_spawnve): extra file existance check removed + * winsup.h: file_exists prototype removed + +Wed Nov 19 16:23:47 1997 Geoffrey Noer + + patch from sos@prospect.com.ru (Sergey Okhapkin): + * cygwin.din: add missing exports for random -- initstate + and setstate (accessed by gawk among others?) + +Tue Nov 18 22:27:10 1997 Geoffrey Noer + + * Makefile.in: Add spaces after colons in rules for make + +Mon Nov 17 22:35:25 1997 Geoffrey Noer + + patch from proven@cygnus.com (Chris Provenzano): + * Makefile.in: set SHELL = @SHELL@, set VPATH to only @srcdir@. + Remove mingw from directories to build for now, adapt rules + for building sysdef files without fancy VPATH + * configure: regenerate + * config/i386/makefrag: add rules to build setjmp/longjmp + * regexp/Makefile.in: set SHELL = @SHELL@ + * regexp/configure: regenerate + * utils/Makefile.in: set SHELL = @SHELL@ + * utils/configure: regenerate + +Mon Nov 17 18:36:50 1997 Geoffrey Noer + + patch from sos@prospect.com.ru (Sergey Okhapkin): + * fhandler.cc (fhandler_disk_file::open): calls to symlink_XXX + replaced with path_conv class calls. + * path.cc (path_conv::path_conv): comments added, O_NOSYMLINK case + added. + * path.h (class path_conv): symlink_p, exec_p - new class members. + * spawn.cc (spawn_guts): call path_conv instead of symlink_follow. + +Sun Nov 16 15:54:27 1997 Geoffrey Noer + + patch from cgf@bbc.com (Chris Faylor): + * dcrt0.cc (do_exit): Use new pinfo element in debug statement. + * pinfo.cc (pinfo_init): Eliminate use of "PID" environment + variable in favor of scanning the process table for a + SpawnedProcessId field matching current windows process id. + Should speed up spawned process startup slightly. Delay setting + of dwProcessId until process is capable of processing signals + since this field is used to build signal semaphores. + * signal.cc (kill_worker): Perform a `proc_exists' on the pid + in question if signal == 0. This will verify that the process + actually exists and was not abnormally terminated. + * sigproc.cc (sigproc_init): Initialize dwProcessId field after + signal processing has been initialized. + (sigproc_terminate): Remove events[0] close. + (getsem): Use GetCurrentProcessId to find the windows pid since + this dwProcessId field is not yet set up. Use proc_exists to + determine if error should be printed on OpenSemaphore error. + (proc_exists): New function. Makes more exhaustive test of + process existence. Determines if process died without going + through normal shutdown. + (wait_subproc): Close wakeup event only on thread exit. + * spawn.cc: Remove pExeced. Use new field in pinfo. + (spawn_guts): Initialize dwSpawnedProcessId field. + * utils/ps.cc (main): Perform a kill(pid, 0) on any pids that + appear to be active. This will clear out pids that have died + abnormally. 'ps -f' bypasses this. + * winsup.h (class pinfo): Add dwSpawnedProcessId field. + +Sun Nov 16 15:54:27 1997 Geoffrey Noer + + patch from sos@prospect.com.ru (Sergey Okhapkin): + * pinfo.cc ((pinfo_init): use dwProcessId for execed/spawned + check, set subproc_ready event only if the process is exec'ed. + * spawn.cc (spawn_guts): initialize hProcess and dwProcessId + fields of pinfo on exec, keep progname field on spawn. + +Sun Nov 16 15:54:27 1997 Geoffrey Noer + + patch from sos@prospect.com.ru (Sergey Okhapkin): + * dcrt0.cc: remove commented out code + * spawn.cc: fix misapplied patch problem + +Sun Nov 16 15:54:27 1997 Geoffrey Noer + + patch from cgf@bbc.com (Chris Faylor): + * fhandler.cc (fhandler_dev_null::open): Open Windows 'nul' + device rather than "faking" a real open. + (fhandler_dev_null::close): delete. + (fhandler_dev_null::fstat): delete. + (fhandler_dev_null::ioctl): delete. + (fhandler_dev_null::read): delete. + (fhandler_dev_null::write): delete. + (fhandler_dev_null::lseek): delete. + (fhandler_dev_null::dup): delete. + * fhandler.h (class fhandler_base): delete above methods from + class. + * hinfo.cc (hinfo_vec::build_fhandler): Use new fhandler_dev_null + class which opens 'nul' device. Treat /dev/null similarly to + other Windows devices. This allows redirection of /dev/null to + non-cygwin processes. + +Sun Nov 16 15:54:27 1997 Geoffrey Noer + + patch from cgf@bbc.com (Chris Faylor): + * dcrt0.cc (do_exit): Use EXIT_* flags to determine how exit + should proceed. Honor new EXIT_NOCLOSEALL to avoid + close_all_files. + * exceptions.cc (__cygwin32_exception_handler): Use new + EXIT_SIGNAL define to indicate exiting due to signal. + * signal.cc (sigprocmask): Slightly more defensive check against + being called prior to complete cygwin setup. + (_raise): Defensive check to guard against being called prior to + complete cygwin setup. + * sigproc.cc (stopped_or_terminated): Use new EXIT_SIGNAL define + to detect exiting due to signal. + * sigproc.h: Define flags to be used during exit process as + EXIT_*. + * spawn.cc (spawn_guts): Use EXIT_* constants to control how + do_exit proceeds after _P_OVERLAY. + +Sun Nov 16 15:54:27 1997 Geoffrey Noer + + * sysconf.cc (sysconf): return 1048576 for ARG_MAX until + we figure out the right value (_POSIX_ARG_MAX is only 4K + which is too small). + +Sun Nov 16 15:54:27 1997 Geoffrey Noer + + patch from sos@prospect.com.ru (Sergey Okhapkin): + * dcrt0.cc (dll_crt0_1): call winsock_init if neccesary. + * fhandler.cc ((fhandler_socket::fhandler_socket): moved to net.cc + * fhandler.h (class fhandler_socket): destructor prototype added. + * fork.cc (cygwin_fork_helper1): set PID_SOCKETS_USED in the + child's pinfo if parent has open socket descriptors; call + winsock_init in child code if necessary. + * net.cc: static variable winsock_init_p removed; + number_of_sockets is new global variable containing number of + opened sockets. + (winsock_init): made global, save "winsock inited" flag in process + state field. + (cygwin32_winsock calls): condition for winsock initialisation + changed + (fhandler_socket::fhandler_socket): new, moved from fhandler.cc; + increment number_of_sockets on constructor call. + (fhandler_socket::~fhandler_socket): new. Decrement + number_of_sockets on destructor call, check for negative value. + (fhandler_socket::ioctl): check for winsock initialisation added. + * spawn.cc (spawn_guts): handle PID_SOCKETS_USED in child's pinfo. + * winsup.h: PID_SOCKETS_USED - new enum value; number_of_sockets + and winsock_init() prototypes added. + +Wed Nov 12 23:02:34 1997 Geoffrey Noer + + patch from cgf@bbc.com (Chris Faylor): + * exceptions.cc: Substitute do_exit for _exit as appropriate. + do_exit allows full 32 bits of exit value. The upper 16 bits + are used for special cygwin operations. + * winsup.h: Change definition of do_exit to allow calling from + signal handler. + * dcrt0.cc (do_exit): Change to allow calling from signal handler + in place of _exit. This is necessary to ensure that only cygwin + internal applications can exit with the upper order 16 bits set + to non-zero. + +Wed Nov 12 23:02:34 1997 Geoffrey Noer + + patch from cgf@bbc.com (Chris Faylor): + * dcrt0.cc (do_exit): New function. Subsumes functionality of + _exit but takes a DWORD argument. Changed to avoid some shutdown + activities when called with REPARENTING bit set in argument. Also + explicitly kills any executing non-cygwin subprocess from a + spawn(P_OVERLAY)... + (_exit): Use do_exit for exiting. Ensure that only low order 1 + bits of status are used or confusion will result if exiting with + some higher order bits set. + * exceptions.cc (set_process_mask): Reflect new method for + sig_send to send signals to self. + (handle_sigsuspend): Reflect new method for sig_send to send + signals to self. + * fork.cc: A handle name was changed in the pinfo structure to + be more reflective of its use. Change forkee_stopped to + subproc_ready everywhere. + * pinfo.cc (pinfo::clearout): Change forkee_stopped to + subproc_ready. + (pinfo_init): Use PID_EXECED flag to determine if this process has + been execed. If so, signal the remaining stub in the process + which invoked us so that the stub can terminate and let us take + over as this pid. + * sigproc.cc (sig_send): Change method for determining if sending + signals to myself. A NULL pointer means communicate with my + signal handler. This is necessary to allow communication with + our own signal processors after reparenting an execed process. + Also, add an additional test to detect if a process goes away in + the middle of attempting to send it a signal. + (allow_sig_dispatch): Reflect new method for sig_send to send + signals to self. + (getsem): Use dwProcessId in names for signal semaphores. Allows + communicating with both parts of a process that is temporarily + "split in two" while execing. + (sig_proc): Avoid printing an error if WAIT_FAILED and exiting + anyway. Process requests even if loop_wait == 0. + (proc_subproc): Defensive check for manipulating processes prior + to initialization or after terminating sigproc. + Use different check for subprocesses that have been reparented. + Hopefully this will eliminate WFSO, error 6 problems. + (wait_subproc): Only exit when loop_wait == 0 and not dealing with + a process. + * spawn.cc: Set up two global variables, used on exit when + execing a non-cygwin process: hExeced - handle of non-cygwin + process which is being waited for by a stub, pExeced - windows pid + of the process. + (spawn_guts): Reorganize to always (temporarily) wait for the new + process when P_OVERLAY. If a cygwin process is invoked, then the + wait will return when an event is signalled and the new process + will be "reparented" in the ppid. If a non-cygwin process is + invoked, wait until the process exits or a signal is received + which terminates the process. In this case, the do_exit function + will terminate the non-cygwin process. + * winsup.h: Rename forkee_stopped to subproc_ready since this + event now has a dual role which is better defined by this new + name. Add a new flag (PID_EXECED) for process_state. Define a + new function `do_exit' which operates similarly to _exit + but takes > 16 quantities with the high order bit signifying + different exit actions. + +Mon Nov 10 17:11:08 1997 Geoffrey Noer + + * include/utime.h: remove (moved to newlib/libc/sys/cygwin32/sys) + so as not to conflict with the one in newlib/libc/include. + +Mon Nov 10 15:11:42 1997 Geoffrey Noer + + patch from sos@prospect.com.ru (Sergey Okhapkin): + * exceptions.cc (__cygwin32_exception_handler): exit with + "core dumped" exit code after writing "core" file. + +Mon Nov 10 15:11:42 1997 Geoffrey Noer + + patch from cgf@bbc.com (Chris Faylor): + * console.cc: Add convenience macros and structures for handling + scrolling. + (fhandler_console::fillin_info): New function to fill in the `info' + struct. + (fhandler_console::scroll_screen): Change to scroll only the visible + portion of the screen. Honor scroll regions more stringently. + (fhandler_console::open): Use new fillin_info function. + (fhandler_console::ioctl): Use new fillin_info function which + automatically calculates screen size. + (fhandler_console::clear_screen): Use new fillin_info function. + Only clear visible portion of screen. + (fhandler_console::cursor_set): Add a flag to indicate whether + cursor positioning is absolute within buffer or is screen relative. + Use new fillin_info function to get screen information. + (fhandler_console::cursor_rel): Use new fillin_info function. + Change for new cursor_set parameter. + (fhandler_console::cursor_get): Use new fillin_info function. + (fhandler_console::char_command): Use new fillin_info function + where appropriate. Change for new cursor set parameter where + appropriate. Scroll only visible portion of screen when required. + * fhandler.h (class fhandler_console): Add fillin_info, change + cursor_set to reflect additional argument. + +Mon Nov 10 15:11:42 1997 Geoffrey Noer + + patch from cgf@bbc.com (Chris Faylor): + * dcrt0.cc (dll_crt0_1): Register process start time. + * fork.cc (cygwin_fork_helper1): Register process start time. + * utils/ps.cc (main): Report process start time. + (start_time): New function to format time similarly to UNIX ps. + A time from today shows as HH:MM, times from previous days just + show the month and day. + * winsup.h (class pinfo): Add start_time field. + +Mon Nov 10 11:54:27 1997 Ian Lance Taylor + + * include/Windows32/Defines.h (TIME_ZONE_ID_INVALID): Define. + * times.cc (gettimeofday): The error return from + GetTimeZoneInformation is TIME_ZONE_ID_INVALID, not + TIME_ZONE_ID_UNKNOWN. + +Sun Nov 9 17:08:30 1997 Geoffrey Noer + + patch from cgf@bbc.com (Chris Faylor): + * Makefile.in: add ../libiberty/strsignal.o + * cygwin.din: add exports for strsignal, strtosigno + * utils/kill.cc: changes to allow accepting signal name + as argument + +Sun Nov 9 17:08:30 1997 Geoffrey Noer + + * include/limits.h: define PATH_MAX here instead of + include/sys/param.h, define _POSIX_NGROUPS_MAX as 0 not 1 + (system invariant value, not implementation-specific) + * include/sys/param.h: remove PATH_MAX, change NOFILE from 64 + to 8192, delete PATHSIZE, remove safety wrapper around + MAXHOSTNAMELEN, add comments + * sysconf.cc (sysconf): return NGROUPS_MAX not zero, + return _POSIX_SAVED_IDS not zero. Return _POSIX_CHILD_MAX + not 4096. Return _POSIX_CHILD_MAX, not 8. + + patch from sos@prospect.com.ru (Sergey Okhapkin): + * winsup.h: add proto for setdtablesize, define NOFILE_INIT + and NOFILE_INCR + * hinfo.cc (hmap_init, hinfo_vec::find_unused_handle): change to + support virtually unlimited numbers of fds. Remove setdtablesize + proto + * syscalls.cc: initialize dtable_size to NOFILE_INIT instead of + NOFILE + +Thu Nov 6 13:14:09 1997 Geoffrey Noer + + * exceptions.cc (__cygwin32_exception_handler): don't + print "In cygwin32_except_handler" for exceptions Cygwin32 + isn't going to handle. Print "(progname PID) Exception: " + to console. Redirect all detailed information including the + stack trace to .core. This should reduce confusion + about what's causing the exception (a lot of people would see "In + cygwin32..." and think the problem was in Cygwin32 when most of + the time it was in some other program). + * syscalls.cc: add fixme + * times.cc: add fixme + +Wed Nov 5 19:23:10 1997 Geoffrey Noer + + patch from cgf@bbc.com (Chris Faylor): + * Makefile.in: force .c.os and .cc.os to be built in same + directories as source + +Wed Nov 5 19:23:10 1997 Geoffrey Noer + + * drct0.cc (dll_crt0_1): stop initializing winsock on process + startup since that slows down startup time of all processes, even + ones that don't end up making Winsock calls. + * fork.cc (cygwin_fork_helper1): don't need to call uinfo_init + or socket_checkinit after fork -- the appropriate functions will + do the necessary initialization if they are ever called. + * net.cc: init winsock_init_p to zero and make it static + (all exported functions): call winsock_init before making + any WinSock calls since this no longer happens in dcrt0.cc + startup code. Only do this if !winsock_init_p. + (winsock_init): checkinit renamed. Now just inits winsock + without checking whether it has been already initialized. + Make it static. + * uinfo.cc (uinfo_init): after we call getpwnam, we know + the passwd file has been read in so don't check initialization + of it. However, we do need to read_etc_group() if group_in_memory + isn't set. + * passwd.cc: rename global i variable to pw_pos, rename + passwd_in_memory to passwd_in_memory_p to match net.cc scheme. + Add comments. + (read_etc_passwd): make static + (various): make sure to read_etc_passwd() if passwd_in_memory + isn't set + * grp.cc: add comments, rename idx global to grp_pos, + rename group_in_memory to group_in_memory_p to match net.cc + scheme, group_in_memory_p no longer static (needs to be accessed + by uinfo_init) + * winsup.h: remove proto for socket_checkinit since that's + renamed and static within net.cc + +Tue Nov 4 01:02:20 1997 Geoffrey Noer + + patch from cgf@bbc.com (Chris Faylor): + * signal.cc (sigprocmask): Newer versions of gcc will call + sigprocmask when a builtin constructor is activated. If this + happens prior to the setup of u->self, then a NULL dereference + will occur. Guard against this. + +Mon Nov 3 17:00:45 1997 Geoffrey Noer + + patch from cgf@bbc.com (Chris Faylor): + * hinfo.cc (hinfo_vec::build_fhandler): Open a console for + /dev/tty when !use_tty. + +Thu Oct 30 10:28:15 1997 Tom Tromey + + * include/mapi.h: New file. + * sysdef/i386/mapi32.def (MAPISendMail@20): New export. + +Thu Oct 30 15:08:13 1997 Geoffrey Noer + + * times.cc: add comments listing standards funcs are defined in + (dump_filetime): remove unused local func + * net.cc (fail): remove local func, replace one reference with + equivalent debug_printf, add standards comments, reformat a little + (fhandler_socket::close): simplify handling of res + (fhandler_socket::fstat): set ENOSYS (unimplemented) + * stubs.cc: set ENOSYS in unimplemented funcs + * uname.cc: add standards comment + * ntea.cc: reformat + +Wed Oct 29 22:43:57 1997 Geoffrey Noer + + * times.cc (settimeofday): set ENOSYS instead of EPERM + since ENOSYS maps to "Function not implemented" which is the + case here. + * syscalls.cc (seterrno): on failure, set EACCES instead of EPERM + which is better for the unknown error case + +Fri Oct 24 01:24:07 1997 Geoffrey Noer + + patch from green@cygnus.com (Anthony Green): + * dcrt0.cc: new host_dependent_constants object with a global + instance of it which allows constants that are different in Win 95 + and NT to be saved here instead of having forks in the code and + having to check the OS type each time. Add two constants for + fhandler, one for sharing attributes and one for upper word value + for locking files. + (dll_crt0_1): call host_dependent init function + * fhandler.cc (fhandler_base::open): use above object for + setting shared attributes + (fhandler_disk_file::lock): get upper word for locking from + host_dependent_constants + * winsup.h: define host_dependent_constants class and add extern + for global instance of it + +Wed Oct 22 02:27:53 1997 Geoffrey Noer + + patch from sos@prospect.com.ru (Sergey Okhapkin): + * cygwin.din: Export getenv, putenv, setenv and unsetenv instead + of cygwin32_ wrappers + * dcrt0.cc: External variable environ removed + (dll_crt0_1): strip executable's path on console title if + environment variable CYGWIN_TITLE set to "strip", references to + environ removed. + * environ.cc: New file. Code derived from newlib sources. + * exec.cc: include stdlib.h + (execl, execv): new (derived from newlib sources). + (sexecve): reference to environ removed. + (sexecvpe): call getenv instead of cygwin32_getenv. + * grp.cc: new static variable group_in_memory + (read_etc_group): skip blank lines + (getgrgid, getgrnam, getgrent): call read_etc_group when necessary. + * misc.cc (cygwin32_getenv/putenv/setenv/unsetenv): remove + wrappers. + * passwd.cc: new static variable passwd_in_memory + (read_etc_passwd): skip blank lines + (search_for, getpwent): call read_etc_passwd when necessary. + (setpwent): fixed incorrect initialization of i var. + * pinfo.cc (pinfo_init): initialize uid with illegal value to + force read of /etc/passwd and /etc/group. + * spawn.cc: call getenv instead cygwin32_getenv + (spawn_guts): force read of /etc/passwd and /etc/group on sexec + calls. + * uinfo.cc (uinfo_init): read /etc/passwd and /etc/group only if + uid is undefined. + * winsup.h: remove protos for environ, cygwin32_getenv, + cygwin32_putenv + +Wed Oct 22 02:08:54 1997 Geoffrey Noer + + * utils/aclocal.m4: new file. Define autoconf macros for + determining whether we're compiling for the cygwin32 environment + or not and determine the executable suffix + * utils/configure.in: call AM_CYGWIN32 and AM_EXEEXT + * utils/configure: regenerate + * utils/Makefile.in: add $(exeext) after executable names so + programs will be built with the .exe suffix + +Wed Oct 22 00:50:27 1997 Geoffrey Noer + + Now that it is possible to use gdb using a stable + cygwin.dll to debug a program using a newer, potentially buggy + cygwin.dll, the strace mechanism will probably end up being + used more and more for debugging timing/race-condition bugs that + aren't easily exposed in a gdb session. The following changes + make the strace facility better for debugging timing issues by + storing the last few commands in a buffer instead of writing + to disk each function call. + + patch from cgf@bbc.com (Chris Faylor): + * dcrt0.cc (dll_crt0_1): Change to strace_init call to take + an argument (for planned future registry changes). + (_exit): Call strace_dump when appropriate. Add a debugging + printf. + * include/sys/strace.h: Add _STRACE_CACHE, _STRACE_EXITDUMP, + strace_dump (). + * strace.c (strace_init): Allow hexadecimal, octal setting of + strace flags in environment variable. Handle new cache option. + (strace_printf): Display number of seconds from last message. + Handle _STRACE_CACHE. + (strace_dump): New function. Dump cached messages to disk. + +Wed Oct 22 00:08:40 1997 Geoffrey Noer + + * cygwin.din: export socket calls without cygwin32_ prefix + * net.cc: remove unused herror function in favor of + cygwin32_herror which is exported as herror + * include/netdb.h: we are now exporting the socket calls without + the cygwin32_ prefix so we don't need the nasty remapping in + header files + * include/arpa/inet.h: ditto + * include/sys/socket.h: ditto + * select.cc (select): make extern C + +Tue Oct 21 22:52:29 1997 Geoffrey Noer + + patch from cgf@bbc.com (Chris Faylor): + * sigproc.cc (sigproc_terminate): Fix flawed attempt to signal + any processes waiting for signal notification success when the + process receiving the signal is terminating. + (wait_subproc): Report on errors when opening the + sync_proc_subproc mutex. Move initialization of events[0] + "wakeup" signal prior to wait_subproc_inited or risk a (miniscule) + chance for a reference to a NULL handle. + * strace.cc (ta[]): Change WM_ASYNCIO entry to reflect previous + changes to WM_ASYNCIO constant. + +Tue Oct 21 14:30:14 1997 Geoffrey Noer + + patch from cgf@bbc.com (Chris Faylor): + * sigproc.cc (proc_subproc): fix minor error output problem + +Mon Oct 20 20:19:02 1997 Geoffrey Noer + + * Makefile.in: change DLL_NAME to cygwin97r2.dll + +Mon Oct 20 20:16:47 1997 Geoffrey Noer + + patch from sos@prospect.com.ru (Sergey Okhapkin): + * window.cc (alarm): When there is a previous alarm() request + with less than one second remaining, then the return from a call + to alarm() is supposed to return 1. + +Mon Oct 20 20:16:47 1997 Geoffrey Noer + + patch from cgf@bbc.com (Chris Faylor): + * Makefile.in: Add sigproc.o target. Add sigproc.h dependency + where appropriate. Add -s to intermediate ld of cygwin.dll to + speed up the process of building the .dll. + * dcrt0.cc: Add new sigproc.h include. + (dll_crt0_1): Replace window_init with sigproc_init for + initialization of signal/sub process handling. Change to use new + process_state field in pinfo. + (_exit): Remove spurious debugging statement. Terminate sigproc + processing. Remove signal blocking obviated by previous signal + termination. Remove SIGCHLD notification of parent as it is now + handled automatically in the parent. + (api_fatal): Terminate sigproc processing. + * exceptions.cc: Add new sigproc.h include. Change name of + ourhThread. + (ctrl_c_handler): Change to static as this is no longer called + outside of this module. + (lock_cs): Change to a function which will optionally grab new + signal dispatch mutex. Don't wait forever for cs mutex. + (unlock_cs): Change to a function which will optionally release + new signal dispatch mutex. + (init_exceptions): Detect errors from SetConsoleCtrlHandler. + Initialize new sig_dispatch mutex. This mutex is used to + control dispatching to a function on signal receipt. + (sig_dispatch_pending): New function. Called from signal + processing thread to dispatch pending signals. + (set_process_mask): Block signal dispatch during setting of new + mask, if possible. Contact signal thread to dispatch pending + signals. + (handle_sigsuspend): New function. Attempts to implement a + sigsuspend which will not lose signal notification. Called from + sigsuspend. + (call_handler): Use sigproc_printf where appropriate. + (ctrl_c_handler): Use _raise to invoke the correct signal. + (sighandle): New function. Subsumes most of ctrl_c_handler. + Change to mark as suspended signals which would dispatch for which + the sig_dispatch mutex is unavailable. Use sigproc_printf where + appropriate. + (events_init): Remove application_stopped mutex made obsolete by + new sigproc handling. + (events_terminate): Remove application_stopped mutex made + obsolete by new sigproc handling. + * fork.cc: Add new sigproc.h include. + (cygwin_fork_helper1): Use process_state field in pinfo (replaces + inuse_p). Call proc_register to add a new subproc to sigproc + handling. Call sigproc_init for new subprocess. Remove obsolete + window_init. + * heap.cc (_sbrk): Use process_state field in pinfo (replaces + split_heap_p). + * hinfo.cc (hmap_init): Use process_state field in pinfo (replaces + cygwin_parent_p). + * include/sys/strace.h: Add tracing for signal/subprocesses. + * init.cc: Add new sigproc.h include. Add waitq_storage global + for new sigproc handling. + (dll_entry): Add initialization, destruction of structures needed + by new sigproc handling. + * net.cc (fhandler_socket::ioctl): Use gethwnd() function to find + hwnd of hidden window. + * pinfo.cc: Add new sigproc.h include. + (pinfo::clearout): Use process_state field in pinfo (replaces + split_heap_p). Explicitly initialize various handles to NULL. + (pinfo_init): Use process_state field in pinfo (replaces + cygwin_parent_p). + (pinfo_list::operator): Use process_state field in pinfo (replaces + inuse_p). + (pinfo_list::alocate_pid): Initialize process_state field. + (pinfo::init_self): Remove obsolete initialization of hProcess. + (pinfo::record_death_nolock): Changes for new sigproc handling. + (pinfo::record_death): Move bulk of this code to sigproc.cc. + (pinfo::terminate): Remove function made obsolete by sigproc + handling. + (pinfo::init_from_exec): Use process_state field (replaces + inuse_p). + * signal.cc: Add new sigproc.h include. + (kill_worker): Call new sig_send function to send signals to + cygwin processes. + (_kill): Use process_state field in pinfo (replaces inuse_p). + (sigsuspend): Call handle_sigsuspend in exceptions.cc to handle + sigsuspend in a non-raceable way. + * sigproc.cc: New signal/subprocess handling module. Replaces + SendMessage method for signals with a method using semaphores. + Also detects changes in the state of child processes. + * sigproc.h: New header file defining constants and functions for + signal/subprocess handling. + * spawn.cc: Add new sigproc.h include. Clean up trailing spaces. + (spawn_guts): Reorganize to use new sigproc handling. + Use new pinfo process_state field (replaces inuse_p). + * syscalls.cc (_read): Use new pinfo process_state field (replaces + inuse_p). + (_write): ditto. + * tty.cc (tty_init): Use new pinfo process_state field (replaces + cygwin_parent_p). + * utils/ps.cc (main): Use new pinfo process_state field (replaces + inuse_p). Detect "zombie" processes similarly to UNIX ps. + * wait.cc: Add required includes. + (wait_found): Function obsoleted by new sigproc handling. + (wait4): Reorganize to use new sigproc handling. + * window.cc: Changes for new sigproc handling. + (WndProc): Remove SIGNAL handling obsoleted by new sigproc + handling. Use static window handle since the field has been + removed from pinfo. Use _raise where appropriate to send signals. + (Winmain): Replace global window handle with static since the + field has been removed from pinfo. + (window_init): Remove obsolete function. + (gethwnd): New function to allocate hidden window on demand rather + than at startup. + (window_terminate): Kill hidden window only if allocated. + (setitimer): Use gethwnd function to retrieve hidden window + handle. + * winsup.h: Remove stuff made obsolete by sigproc handling. Move + some constants to new sigproc.h header file. Remove inuse_p, + cygin_parent_p, split_heap_p. Replace with a single process_state + field. Define bit fields for process_state in an enum for easier + debugging. + +Mon Oct 20 19:17:33 1997 Geoffrey Noer + + * sysdef/i386/winserve.def: remove ancient version of cygwin.din + * include/sgtty.h: remove since Cygwin32's tty handling doesn't + support bsd syntax/semantics + * include/sys/termios.h: change winsize struct to include + ws_xpixel and ws_ypixel members + * cygwin.din: remove export of ScreenCols, ScreenGetCursor, + ScreenRows, ScreenSetCursor, get_pid__5pinfo, getkey, _getkey, + kbhit, _kbhit, __small_printf = small_printf__FPCce + * key.cc: remove. Similar functionality exists in ncurses + which can be compiled for Cygwin32 + * console.cc (ScreenCols, ScreenGetCursor, ScreenSetCursor, + ScreenRows): delete and delete SCREEN_ROWS/COLS defines + * pold.c: remove old pipe-related code that's no longer used + * include/regex.h: remove, it's not a part of cygwin.dll + * syscalls.cc: started to add comments including standards + information + (truncate): new + (ftruncate): length is an off_t, not a size_t. Add missing + return value to debug printf + * syscalls.h: ftruncate length is an off_t, add proto for truncate + + patch from cgf@bbc.com (Chris Faylor): + * console.cc (fhandler_console::write): Recognize '@' as a valid + character to follow a '\e[' sequence or get 'Bad escape' errors. + +Wed Oct 15 18:44:25 1997 Geoffrey Noer + + * cygwin.din: restore __main as an export + +Mon Oct 13 18:41:09 1997 Geoffrey Noer + + * cygwin.din: revert renaming of __assert since that's + actually what it's supposed to be called + * assert.cc: ditto + +Fri Oct 10 19:25:49 1997 Tom Tromey + + * include/Windows32/Base.h: Moved typedefs of CHAR, SHORT, etc, + before all other uses in file. + +Fri Oct 10 17:50:12 1997 Ian Lance Taylor + + * include/Windows32/Base.h: Only typedef CHAR, SHORT, and LONG if + VOID is not defined + +Thu Oct 9 00:46:40 1997 Geoffrey Noer + + * cygwin.din: remove all libgcc.a exports. They don't + belong here since libgcc.a doesn't really relate to the + purpose of cygwin.dll, and (to make things worse) the contents + change over time. + * assert.cc: rename __assert to __cygwin32_assert + * exceptions.cc: rename __stack_trace to __cygwin32_stack_trace, + __cygwin_except_handler to __cygwin32_except_handler + * version.h: increment major and minor numbers + +Tue Oct 7 12:52:25 1997 Geoffrey Noer + + patch from sos@prospect.com.ru (Sergey Okhapkin): + * dcrt0.cc (_exit): under Win 95, don't send SIGCHLD + unless special env variable is set. This works around a + problem where exiting a process can hang under Win 95. + +Mon Oct 6 23:41:34 1997 Geoffrey Noer + + * regexp: new directory containing free regexp code by + Henry Spencer. Taken from the most recent release of NetBSD. + Write configure.in and Makefile.in, based on files from + winsup/utils. + * Makefile.in: build regexp directory and include objs in + cygwin.dll. + * stubs.cc: remove all reg* stubs except for regfree which + isn't provided by above code. + +Mon Oct 6 13:35:48 1997 Geoffrey Noer + + * dcrt0.cc: remove asm idata3 terminator, now that ld is fixed + such that this is no longer necessary. + * libccrt0.cc: ditto + +Mon Oct 6 13:14:00 1997 Geoffrey Noer + + patch from sos@prospect.com.ru (Sergey Okhapkin): + * spawn.cc (spawn_guts): return child's PID on + spawn (_P_NOWAIT,...) instead of child's handle. + (cwait): rewritten as a wrapper to waitpid. + +Mon Oct 6 13:02:01 1997 Geoffrey Noer + + patch from sos@prospect.com.ru (Sergey Okhapkin): + * net.cc (socketpair): new + * cygwin.din: add socketpair export + +Mon Oct 6 13:01:51 1997 Geoffrey Noer + + patch from cgf@bbc.com (Chris Faylor): + * dcrt0.cc: Remove obsolete call to fork_terminate. + * exceptions.cc: Respace, remove extraneous trailing whitespace. + Change critical section to mutex since there are supposedly + multi-processor problems with critical sections under NT. + Use "lock_cs" and "unlock_cs" macros to lock/unlock critical + regions. + (init_exceptions): Change critical section initialization to mutex + initialization. + (set_process_mask): Use locking macros to control access to + sig_mask. + (ctrl_c_handler): Use lock_cs/unlock_cs to control access. + (events_init): Use standard cygname function to create names for + shareable objects. + (events_init): Close cs mutex. + * fork.cc: Use event flags which are specific to the child being + forked. This prevents one process from prematurely activating + another. It also makes fork slightly more thread-safe. + (fork_init): Remove event initialization. + (fork_terminate): Remove function. + (cygwin_fork_helper1): Initialize events on a per-fork basis. + Events are inherited in child's pinfo structure. + Remove child->hThread initialization as it not needed. Use + pi.hThread where child->hThread is used. + Work around Windows 95 bug where a WaitForSingleObjects will + sometimes return ERROR_INVALID_HANDLE when it is resumed after + a suspend. + * pinfo.cc: Remove references to hThread field whereever it occurs. + * strace.cc: Use standard cygname function to create name for + strace_mutex. Prevents confusion between different .dll versions. + * wait.cc (wait_found): Remove reference to hThread. + * winsup.h (class pinfo): Remove reference to hThread. Add + per-process fork control event handles. + * include/limits.h: Increase NGROUPS_MAX from 0 to 1 to reflect + recent change to getgroups. + +Mon Oct 6 11:06:22 1997 Geoffrey Noer + + Oops. ../libio refers to objdir and is not the same + as $(srcdir)/../libio. + +Thu Oct 2 23:12:19 1997 Geoffrey Noer + + Revert patches to sources applied after Sept 16. Removed + relevant portions of ChangeLog entries. Some of those changes + may reappear later (removing the entries makes this log easier + to understand). + +Thu Oct 2 15:34:03 1997 Geoffrey Noer + + * Makefile.in: remove hardcoding of SHELL to /bin/sh, remove + ../libio from INCLUDES since $(srcdir)/../libio is already + included. + * glob/Makefile.in: remove hardcoding of SHELL to /bin/sh + +Mon Sep 29 14:06:24 1997 Geoffrey Noer + + patch from sos@prospect.com.ru (Sergey Okhapkin): + * cygwin.din: add exports for rcmd, rresvport, rexec + * net.cc (cygwin32_rcmd): new + (cygwin32_rresvport): new + (cygwin32_rexec): new + * include/mywinsock.h: add protos for Winsock calls associated + with functions called by the above. + +Mon Sep 29 13:26:24 1997 Geoffrey Noer + + patch from cgf@bbc.com (Chris Faylor): + * grp.cc (getgrent): Change overlooked comment to reflect new + behavior. + +Thu Sep 25 18:35:49 1997 Geoffrey Noer + + * Makefile.in: remove debugdll defs since the shared memory + overlap problem is solved by the timestamp addition of Sept 23 + * version.h: rework explanations of version numbers + +Thu Sep 25 16:21:49 1997 Geoffrey Noer + + * spawn.cc: add missing cast to debug printf + +Thu Sep 25 16:14:17 1997 Ian Lance Taylor + + * path.cc (conv_to_win32_path): Call backslashify on a win32 + path. + +Tue Sep 23 17:58:17 1997 Geoffrey Noer + + Fixes for things that were causing compile-time warnings: + * exec.cc (_execve): add missing const to args to match def + of execve in newlib which this calls. + (sexecve): add missing const to def + (sexeclpe): don't need to cast argv in sexecvpe call + (sexecvpe): add missing const to def + * winsup.h: correct _execve proto, add protos for login/logout + * syscalls.h: correct sexecve, sexecvpe protos + * include/Windows32/Base.h: NULL should be defined differently + for C++ + * init.cc: respacing + +Tue Sep 23 17:05:50 1997 Geoffrey Noer + + patch from sos@prospect.com.ru (Sergey Okhapkin): + * dcrt0.cc (dll_crt0_1): don't use alloca for allocating storage + for environment blocks because setenv() uses realloc! + +Tue Sep 23 17:05:50 1997 Geoffrey Noer + + patch from cgf@bbc.com (Chris Faylor): + * Makefile.in (LD_STUFF): Add datestamp.o after DLL_OFILES. + (datestamp.o): New target. datestamp.c is generated whenever .o + files change. It creates a file containing a "date stamp" + which is used by the function "cygname" to create named + shared memory, events, mutexes, and semaphores used by + cygwin.dll. The unique datestamp allows multiple loading of + different cygwin.dll's even when they have incompatible use + of shared memory areas. + * init.cc (dll_entry): Create the name string used by cygname + from the name of the invoking .dll + the datestamp of the + .dll from the auto-generated datestamp.c + * misc.cc (cygname): New function. Creates a standard Cygnus + shared resource name given a prefix, a name (e.g., pinfo_mutex), + and a numeric suffix (e.g., a pid). Replaces custom code in + several files. Uses cygwin_dlldate from datestamp.c to construct + names that are unique for a given cygwin load. + * shared.cc (open_shared_file_map): Use standard cygname function + to create names for sharable objects. Use static handle 'h' + so that it can be closed later by shared_terminate. + (shared_terminate): Guard against calling CloseHandle with a + NULL handle. + (create_shared_fd_mapping_name): Use cygname function to generate + the name for the "fd_map". + +Tue Sep 16 23:34:36 1997 Geoffrey Noer + + patch from sos@prospect.com.ru (Sergey Okhapkin): + * fcntl.cc (_fcntl): correct errno value (EBADF instead of + EBADFD). + +Tue Sep 16 17:22:28 1997 Geoffrey Noer + + patch from sos@prospect.com.ru (Sergey Okhapkin): + * include/Windows32/Defines.h: add missing defines needed + for NTEA usage. + * ntea.cc: remove them from here + * syscalls.cc (_link): call CreateFile with FILE_WRITE_ATTRIBUTES + flag instead of GENERIC_WRITE + +Tue Sep 16 17:22:28 1997 Geoffrey Noer + + patch from cgf@bbc.com (Chris Faylor): + * pinfo.cc (pinfo_init): Fix a NULL pointer dereference when PID + environment variable contains garbage. + +Thu Sep 11 16:51:40 1997 Geoffrey Noer + + * syscalls.cc (ftruncate): read file pointer location at + beginning of function and restore it at the end + +Thu Sep 11 15:35:10 1997 Ian Lance Taylor + + * path.cc (backslashify): Don't turn a single trailing slash into + a double trailing slash. + +Wed Sep 10 11:40:55 1997 Ian Lance Taylor + + * include/Windows32/Structures.h: Add PACKED to PRINTDLG. + * include/Windows32/Functions.h: Add STDCALL to a few function + declarations. + +Tue Sep 9 02:12:18 1997 Geoffrey Noer + + patch from sos@prospect.com.ru (Sergey Okhapkin): + * syscalls.cc (_link): Implement hard links under NT with NTFS + using the backup API. Default to copying the file (what we did + before). + +Mon Sep 8 20:19:09 1997 Geoffrey Noer + + Merge in the following changes: + + Thu Aug 21 13:30:12 1997 Ian Lance Taylor + * assert.cc: New file. + * Makefile.in (DLL_OFILES): Add assert.o. + (assert.o): New target. + * pinfo.cc (cygwin32_winpid_to_pid): New C function. + * cygwin.din: Add cygwin32_winpid_to_pid. + * include/sys/cygwin.h: Include . + (cygwin32_winpid_to_pid): Declare. + * pinfo.cc (pinfo_init): Add debug_printf showing pid and pgid. + + Wed Aug 20 13:24:30 1997 Ian Lance Taylor + * spawn.cc (env_sort): New static function. + (spawn_guts): Sort the environment before passing it to + CreateProcess. + * exceptions.cc (exit_already): New file static variable. + (__cygwin_exception_handler): If exit_already is set, just + return. If we get an exception we don't recognize, let the next + exception handler handle it. Just ignore the INVALID_HANDLE + exception. + (really_exit): Remove file static exit_already variable; use the + global one. + (events_terminate): Set exit_already. + * include/Windows32/Defines.h (EXCEPTION_INVALID_HANDLE): Define. + (STATUS_INVALID_HANDLE): Define. + * include/Windows32/Functions.h: Declare some shell functions. + +Mon Sep 8 17:40:46 1997 Geoffrey Noer + + patch from sos@prospect.com.ru (Sergey Okhapkin): + * dcrt0.cc (_exit): Kill the foreground process group on session + leader exit only if job control is in progress. + * exceptions.cc (ctrl_c_handler): protect the code with critical + section. This helps stability under Win 95. + * include/sys/strace.h: add new wm_printf macro + * signal.cc (kill_worker): window message number changed (window + messages WM_USER-WM_USER+0x100 reserved for common controls on + windows95). Debug print added. + * spawn.cc (spawn_guts): removed unneeded flag DETACHED_PROCESS. + * strace.cc: defines for SIGNAL and ASYNCIO messages added. + * tty.cc (create_tty_master): initialize speed fields of termios + structure. + (fhandler_pty_master::open): likewise. + * window.cc (WndProc): debug print added, window message number + changed. + * winsup.h: WM_ASYNCIO number changed. + +Mon Sep 8 16:40:46 1997 Geoffrey Noer + + patch from cgf@bbc.com (Chris Faylor): + * fhandler.h: set_w_binary/set_r_binary now defined to + return void + * grp.cc (getgroups): always return an array of length 1 where + the element is the user's gid. + * pinfo.cc (pinfo_init): verify that we haven't exceeded the + maximum number of processes + (pinfo_list::allocate_pid): ditto + * include/Windows32/Functions.h: add noreturn attrib to ExitProcess + * include/sys/strace.h: change strace defs so strace-related + printfs will automatically add __FUNCTION__: to the beginning, + rename __sys_printf to strace_printf. + * *.cc: remove function names from debug printfs in favor of the + new scheme where they are automatically added, change __sys_printf + references (now strace_printf). + * smallprint.c (__small_vsprintf): new function displayer code + to support the above changes + +Wed Sep 3 12:44:45 1997 Geoffrey Noer + + * Makefile.in: split subdir_do into subdir_dobefore and + subdir_doafter to reflect whether the subdir in question + should be built before or after the top level is built + (e.g. glob needs to be built before libcygwin.a but libcygwin.a + needs to be built before utils). + +Thu Aug 28 12:09:39 1997 Geoffrey Noer + + * configure.in: when setting up EXE_LDFLAGS, correct the + location of crt0.o to ../../newlib since EXE_LDFLAGS is used + by Cygwin32 subdirectories where newlib is two directories up + instead of one. + * configure: regenerate with autoconf + +Thu Aug 28 00:13:11 1997 Geoffrey Noer + + Replace all licensing-related headers in all Cygnus-owned + files. Instead of listing terms at the top of each file, now + we simply refer to: + * CYGWIN32_LICENSE: new file listing Cygwin32 licensing terms + +Wed Aug 27 17:40:16 1997 Geoffrey Noer + + * cygwin.din: export random, srandom + +Wed Aug 20 16:56:39 1997 Geoffrey Noer + + * Makefile.in: remove unused winsock-related build rules + that were commented out, minor comment changes, remove + test.exe build rule. + +Wed Aug 20 14:45:17 1997 Geoffrey Noer + + * Makefile.in: link cygwin.dll with -lm -lgcc -lc -lgcc instead + of -lc -lm -lm -lgcc so lgcc finds abort(). Add definitions that + will eventually be used to build a cygwindebug.dll used by gdb + so gdb can debug a buggy cygwin.dll. Change some variable names + to have underscores in them (DLL_NAME, LIB_NAME, DEF_FILE, etc.). + Comment out text.exe build rule. + +Tue Aug 19 20:41:51 1997 Geoffrey Noer + + * dcrt0.cc: respace, modify some comments slightly + +Tue Aug 19 16:17:57 1997 Geoffrey Noer + + * Makefile.in: include ../libiberty/random.o, stop including + librx since it is LGPL'd code. + * stubs.cc: add stubs for regcomp, regexec, regerror, regfree + * dcrt0.cc (dll_crt0_1): default to not support tty/pty devs, + default to not displaying the running process in the title bar. + +Fri Aug 15 18:23:43 1997 Rob Savoye + + Add mingw directory for the minimalist cygwin environment. + See mingw/ChangeLog for changes specific to that directory + + * configure.in: Add mingw to AC_CONFIG_SUBDIR. + * configure: Regenerated from autoconf 2.12 with Cygnus patches. + * Makefile.in: Use subdir_do which uses the value of $SUBDIRS + rather than having seperate target for each directory. + * glob/Makefile.in: Add a phony target for install. + * configure.in: Add mingw to AC_CONFIG_SUBDIR. + +Fri Aug 15 01:12:19 1997 Geoffrey Noer + + * times.cc: add missing extern "C"s around exported functions + +Thu Aug 14 17:00:32 1997 Geoffrey Noer + + patch from sos@prospect.com.ru (Sergey Okhapkin): + * console.cc (fhandler_console::input_tcsetattr): clear iflag_ and + lflag_ when tty support enabled. + (FakeReadFile): do not interrupt read when tty support enabled. + Do not reset signal_arrived event. + * cygwin.din: add exports - cf(g)set(i)ospeed, login, logout, ttyslot + * dcrt0.cc (_exit): kill orphaned childs with SIGHUP and SIGCONT + on group leader exit, kill foreground process group on session + leader exit. + * dirsearch.cc (closedir): check for FindFirst() was called + * exceptions.cc: include mywinsock.h. + (call_handler): call WSACancelBlockingCall to try to interrupt + blocking winsock call, do PulseEvent() instead of SetEvent(). + (ctrl_c_handler): clear pending SIGCONT on stop signals, clear all + pending stop signals on SIGCONT, suspend the thread before resuming + to avoid W95 bug, process pending signals on SIGCONT, add signals to + pending if the process is stopped. + * fcntl.cc (fcntl): some code rearrangement to always do debug printfs + on call exit. + * hinfo.cc: include stdio.h + (hinfo_vec::build_fhandler): always add ttynum to tty's filename + (hinfo_vec::dup2): fix return value initialization and errno setting. + * include/netdb.h: typedef for sig_t removed + * include/sys/termios.h: octal constants changed to hexadecimals + to simplify debugging. + * misc.cc: include unistd.h and utmp.h + (login): new + (logout): new + * pinfo.cc (lock_pinfo_for_update): debug printf added + (pinfo::record_death): mark processes as orphaned on group leader + exit. + * select.cc (cygwin32_select): ResetEvent() removed + * signal.cc: unneeded ResetEvents removed + (_kill): ignore stop signals from a member of orphaned process group, + kill self process the last on group kill. + (sigaction): reset pending SIGCHLD when the disposition is set to + default. + * spawn.cc (spawn_guts): ResetEvent removed + (cwait): do not interrupt the call + * strerror.cc: include stdio.h, reenable disabled cases, remove + duplicated cases, return decimal error value in the default case. + * syscalls.cc (setsid): set process group id to process id when setsid + called. + (setpgid): check for negative pgid + * syslog.cc (syslog): %m macro support added + * termios.cc (cfg(s)eti(o)speed): new fuctions needed to support + NIST PCTS requirements. + * tty.cc: include utmp.h. + (ttyslot): new + (tty_list::terminate): fill in utmp on tty master exit + (tty_list::allocate_tty): check for tty master pocess alive + (create_tty_master): fill in utmp + (do_input): restart tty output on interrupt + (fhandler_tty_slave::fhndler_tty_slave): ttynum logic moved to + build_fhandler. + (fhandler_tty_slave::open): set tty's session id to sid of the calling + process. + (fhandler_tty_slave::write): check for TOSTOP bit + (fhandler_tty_slave::fstat): allow access to tty to everyone + (fhandler_tty_slave::ioctl): check for TOSTOP bit + * tty.h: ttyslot prototype added + * wait.cc (wait4): check for valid value of option argument added + * winsup.h: define PID_ORPHANED, move tty_list array to the end + of shared area. + +Thu Aug 14 11:42:59 1997 Ian Lance Taylor + + * path.cc (slash_unc_prefix_p): Correct check of path[3]. Permit + numbers after the host name. + + * include/Windows32/Defines.h: Correct value for SM_CMETRICS, + SM_CXDRAG, SM_CYDRAG, SM_CXEDGE, SM_CYEDGE, SM_CXFIXEDFRAME, + SM_CYFIXEDFRAME, and add SM_MOUSEWHEELPRESENT. + +Wed Aug 13 20:11:52 1997 Ian Lance Taylor + + * fork.cc (cygwin_fork_helper1): If we don't have a console, pass + DETACHED_PROCESS to CreateProcess. + * spawn.cc (spawn_guts): Likewise. + +Tue Aug 12 19:51:32 1997 Ian Lance Taylor + + * include/Windows32/Structures.h (IMAGE_DOS_HEADER): Remove + dos_message and nt_signature fields; they aren't present in the + Windows header file. + +Wed Aug 6 16:27:13 1997 Ian Lance Taylor + + * include/Windows32/Structures.h: Define LPMEASUREITEMSTRUCT as a + pointer to MEASUREITEMSTRUCT. + + * syscalls.cc (_stat_worker): In directory case, only set + STD_WBITS in st_mode if FILE_ATTRIBUTE_READONLY is clear. + (access): Remove special case for directory. + + * include/Windows32/Defines.h (HKEY_DYN_DATA): Define. + (REG_FULL_RESOURCE_DESCRIPTOR): Define. + (REG_RESOURCE_REQUIREMENTS_LIST): Define. + +Mon Aug 4 21:15:05 1997 Andrew Cagney + + * glob/Makefile.in: Add include of newlib/libc/sys/cygwin32 to + explicit .c.o rule so that dirent.h is found. + +Thu Jul 24 02:14:24 1997 Geoffrey Noer + + patch from sos@prospect.com.ru (Sergey Okhapkin): + * cygwin.din: fpathconf, initgroups - new exports + * console.cc: new static variable CONSOLE_SCREEN_BUFFER_INFO info + (fhandler_console::scroll_screen): local variable info removed + (fhandler_console::open): likewise + (fhandler_console::ioctl): likewise + (fhandler_console::clear_screen): likewise + (fhandler_console::cursor_set): likewise + (fhandler_console::cursor_rel): likewise + (fhandler_console::cursor_get): likewise + (fhandler_console::write_normal): fixed scroll region bug, termcap + "cs" entry works now + * dcrt0.cc (dll_crt0_1): set file API to use OEM charset, convert + command line from ANSI to OEM charset. + (_exit): clear stopsig value on process exit + * exceptions.cc (call_handler): add one millisecond delay before + SetEvent() + (ctrl_c_handler): clear pending stop signals on SIGCONT, do not send + SIGCHLD to parent on process resuming; some debug printfs added; do + not call _exit() in a context of signal handling thread (would cause + more harm than good); fixed a bug with SA_NOCLDSTOP flag. + * fhandler.cc (fhandler_base::open): use full win32 path name to + generate inode number namehash instead of unix filename. + * fork.cc (cygwin_fork_helper1): block all signals while child and + parent are in fork() code + * grp.cc (initgroups): new stub added + * include/limits.h: new posix defines added + * include/sys/termios.h: typedef speed_t as unsigned char + * path.cc (mount_info::conv_to_posix_path) bugfix + * pinfo.cc (pinfo_list::operator []): PID_NOT_IN_USE check added + (pinfo::record_death): set child's ppid to 1 on parent exit + * signal.cc (sleep): correct return value if sleep call was + interrupted + (_kill): correct return value if killed pid was not found. + (sigaction): correct return value on handling non-handlable + signals, clear pending ignored signals + (sigsuspend): sigsuspend call should always return -1 and set errno + to EINTR. + * spawn.cc: respace + * syscalls.cc: map ERROR_NO_DATA to EPIPE instead of ENODATA + (isatty): fixed return value + (fpathconf): new + (pathconf): rewritten + (ttyname): fixed return value + * sysconf.cc (sysconf): misc fixes + * termios.cc (tcsendbreak): corrected errno set + (tcdrain): likewise + (tcflush): likewise + (tcflow): likewise + (tcsetattr): likewise + (tcgetattr): likewise + (tcgetpgrp): likewise + (tcsetpgrp): likewise + * tty.cc (fhandler_tty_slave::ioctl): TCGETA/TCSETA support added + * wait.cc (_wait): wait() syscall should do not terminate if + a child is stopped. + (wait4): wait calls should wait childs only; fixed a bug with + nprocinfo count; fixed signal handling. + +Thu Jul 24 02:10:25 1997 Geoffrey Noer + + * uname.cc: uname now outputs Cygwin32_NT or Cygwin32_95 + instead of Cygwin32/NT or Cygwin32/95. + +Thu Jul 24 02:10:25 1997 Geoffrey Noer + + patch from sos@prospect.com.ru (Sergey Okhapkin): + * cygwin.din: sexecve, sexecl, sexecle, sexeclp, sexeclpe, + sexecv, sexecp, sexecvpe - new exports + * exceptions.cc (ctrl_c_handler): do not raise SIGHUP on + CTRL_LOGOFF_EVENT to prevent termination of cygwin application + run as NT service on user logoff, raise SIGHUP instead of SIGQUIT + on system shutdown, clear stopped status in inuse_p on SIGCONT, + set stopped status on stop signals, call _exit() on process + termination in a context of signal thread to terminate while + in a blocking win32 syscall. + * exec.cc: include unistd.h and ctype.h. + (_execve): code moved to sexecve, call sexecve with a NULL hToken + handle. + (sexecve): new, check path, argv[0] and envp to null values, + pass nToken handle to spawn_guts(). + (sexecl): new (code derived from spawn family of functions in + spawn.cc) + (sexecle): new + (sexeclp): new + (sexeclpe): new + (sexecv): new + (sexecp): new + (strccopy): new + (sexecvpe): new + * fhandler.cc (fhandler_base::fstat): add STD_RBITS and STD_WBITS + to st_mode of non-file handles. + (fhandler_dev_floppy::open): clear O_TRUNC bit. + (fhandler_dev_tape::open): likewise + * fhandler.h (fhandler_pty_master): new member pktmode (flag to + indicate pty's packet mode) + * fork.cc (cygwin_fork_helper1): call uinfo_init () in a child code + to read /etc/passwd, /etc/group into memory. + * hinfo.cc (hinfo_vec::build_fhandler): check socket names for right + inheritance on exec(). + * include/Windows32/Defines.h: fixed a typo in LPSTR_TEXTCALLBACKA + definition + * include/Windows32/Functions.h: added prototype for + ImpersonateLoggedOnUser() API call. + * net.cc (cygwin32_socket): duplicate socket handle as inheritable + to avoid Windows95 socket inheritance bug, close the original socket. + (cygwin32_accept): likewise. + * path.cc (mount_info::conv_to_win32_path): do not add trailing + backslash to UNC device names like "\\.\a:", "\\.\tape0:" etc. + * pinfo.cc (pinfo::record_death_nolock) set PID_WAITING_FOR_PARENT + bit to inuse_p instead of assignment - inuse_p is a bit set now. + (pinfo::record_death): check PID_WAITING_FOR_PARENT bit instead of + comparison. + * select.cc (fd_pipe_map::convert_to_unix_fdset): deal with pipe + errors. + (pipethread): likewise + * shared.cc (create_shared_fd_table): allow any process to access + shared arg, needed for sexec() family implementation + * signal.cc (kill_worker): fixed a typo in debug printf + * spawn.cc (spawn_guts): new hToken argument (security token of + logged on user for sexec() calls implementation), added checks for + zero prog_arg and argv[0], if hToken is not NULL run + CreateProcessAsUser() on the current window station/desktop, or + just CreateProcess() otherwise, close hToken after the process is + created. + (_spawnve): pass NULL hToken to spawn_guts(). + * syscalls.cc (_read): set process's read status while in a read call + (_write): set process's write status while in a write call + (stat_worker): if GetFileAttributes() fails, try to call fstat to + support raw devices + * syscalls.h: include windows.h, added sexec() family functions + prototypes. + * sysdef/i386/kernel32.def: ImpersonateLoggedOnUser - new export + * tty.cc: tty attachment logic changed - tty_list::count field + counts now number of tty opens, but not a number of processes, + attached to a tty. + (tty_init): do not call attach_tty() in a exec'ed process + (attach_tty): correct return value if !use_tty. + (tty::init): initialize pgid and hwnd fields. + (tty_list::terminate): clearout tty on master exit. + (tty_list::allocate_tty): fixed a bug in a tty allocation. + (fhandler_tty_master::init): on NT allow any process to open + tty-master process for handle duplication, create synchronisation + events with a world-wide access, initialize winsize structure with + a default values. + (fhandler_tty_slave::open): if a tty doesn't have process group set, + set it to a process group of current process. + (fhandler_tty_slave::write): added missed \n to debug print, tty + write synchronization moved to a more correct place. + (fhandler_tty_slave::read): Sleep time changed for conformance with + other sleeps. + (fhandler_tty_slave::tcsetattr): synchronization added + (fhandler_tty_slave::ioctl): initialize arg.winsize with a tty-stored + value, copy the result of ioctl call to winsize. + (fhandler_pty_master::fstat): small fix + (fhandler_pty_master::open): on NT allow any process to open + pty-master process for handle duplication, initialize winsize + structure with a default values. + (fhandler_pty_master::read): check for pipe errors, changes to support + packet mode + (fhandler_pty_master::ioctl): rewritten, no longer a stub. + (fhandler_pty_master::linearize/de_linearize): save/restore pktmode + value. + * tty.h (class tty): winsize - new member + * utils/ps.cc: show process status just after tty number field + * winsup.h: defines for new bits in inuse_p added, spawn_guts() + prototype changed. + +Thu Jul 24 02:10:25 1997 Geoffrey Noer + + patch from sos@prospect.com.ru (Sergey Okhapkin): + * Makefile.in: Add tty.o to link and dependency lists, add + tty.h to headers list + * console.cc (fhandler_console::open): save open call flags + (fhandler_console::input_tcsetattr): clear all console modes if + tty support enabled + (FakeReadFile): restart read on signal delivering, changed CTRL + macro to CONTROL to avoid conflict with sys/termios.h, copy as + much as possible chars to output buffer instead of call to + undo_input after every char to prevent timeouts problem. + * cygwin.din: srandom, ptsname, grantpt, unlockpt - new exports. + * dcrt0.cc: include tty.h, new use_tty global variable. + (dll_crt0_1): call events_init() on application startup, set + use_tty to FALSE if CYGWIN_NOTTY environment variable is defined, + do not change console title if CYGWIN_NOTITLE environment + variable set, call tty_init(). + (_exit): call tty_terminate(), events_terminate() and others + in the right order. All modifications of console title are + mutexed to allow tty code to obtain console window handle right. + * exceptions.cc (exception_init): initialization of signal_arrived + event moved to events_init(). + (call_handler): raise signal arrived event after resuming main + thread. + (__cygwin_exception_handler): raise signal instead of calling + ctrl_c_handler, because exception handler is called in a context + of the thread, caused exception, and SuspendThread in call_handler + blocks itself :-) + (ctrl_c_handler): clear stopsig on SIGCONT delivery, call + ResumeThread until suspend count > 1, notify parent about child's + status changed. Care about handling SIGCONT signal. On stop + signals release vital mutexes used by stopped thread, save + signal number for wait(WUNTRACED) calls, notify parent about child's + status change. Do not stop processes running without job control + (when pgid == 0). Ensure that main thread is unblocked before + call _exit(). + (events_init): new + (events_terminate): new + * fcntl.cc (_fcntl): use saved open flags on F_GETFL/F_SETFL instead + of game with access_ variable. Is this variable longer needed? + * fhandler.cc (fhandler_base::linearize/de_linearize): save/restore + openflags_ variable. + (fhandler_base::open): save file open flags. + * fhandler.h (fhandler_base): new openflags_ member, new member + functions get_flags/set_flags, new virtual functions ptsname, + dup_for_fork, tcget(set)pgrp + (fhandler_pipe): remove always_write/except_ready because pipes + are always write ready (not true...) and selectable on read. + new classes fhandler_tty_slave, fhandler_pty_master, + fhandler_tty_master + * fork.cc (cygwin_fork_helper1): inherit control tty number on fork, + call tty_init on child startup. + * hinfo.cc: include stdlib.h and ctype.h. + (hmap_init): take care on exec'ed processes. + (init_std_file_from_handle): open /dev/tty for standard handles if + tty usage enabled. + (build_fhandler): check for tty slave and pty master devices. + * include/exceptions.h: exception handler returns "int" (exception + handling code), not "void". + * include/termios.h: new defines, struct winsize must contain + ws_xpixel and ws_ypixel members (commented now to avoid + incompabilities with existing binaries. Should be uncommented in + next release. + * net.cc (gethostbyaddr): corrected return value + * passwd.cc (parse): remove trailing newline from password + lines (user's shell was reported with trailing newline before). + * pinfo.cc (lock_pinfo_for_update): open mutex code moved to + events_init() in exceptions.cc. + (destroy_pinfo_lock): removed, pinfo_mutex is now closed in + events_terminate() in exceptions.cc. + (init_self): the initial value for pgid must be 0 (no job-controlled + process). + * select.cc: all debug_printf's changed to select_printf. + (fd_pipe_map): new class to implement (polling...) select on pipes. + (pipethread): new + (cygwin32_select): comment out socket only case since generic + code (select on different types of handles) works for sockets too + but is interruptable. The case for always_ready_used is used now + and for polling select (zero timevalue). Changes to support + select on pipes. + * shared.cc (shared_info::initialize): initialize tty table. + * signal.cc (sleep/usleep/sigsuspend/pause): signal_arrived moved + from u area to dll's address space, signal_arrived is manual reset + event now. + (_raise): implemented as kill (self, sig). + (kill_worker): new. Use SendMessage instead of PostMessage to avoid + some timing problems. + * spawn.cc: include tty.h. + (spawn_guts) call close_all_files() on exec, call tty_terminate() + before process exit. Some changes due to moving signal_arrived to + dll's address space. + (_spawnve): inherit control tty number on spawn. + * syscalls.cc (close_all_files): reenabled. The code is ok after + all! The troubles were due to incorrect usage on exec() calls. + (setsid): no longer a stub + (ptsname): new + * termios.cc: all syscall_printf's changed to termios_printf. + (tcget(set)pgrp): rewritten, no longer a stub. + * times.cc (utimes): It looks like Win32 does not allow changing + times of directories, so just return success in this case. + * tty.cc: new file + (tty_init): new + (tty_terminate): new + (attach_tty): new + (detach_tty): new + (tty::init): new + (tty_list::terminate): new + (tty_list::connect_tty): new + (tty_list::free_tty): new + (tty_list::init): new + (tty_list::allocate_tty): new + (fhandler_tty_master::fhandler_tty_master): new + (create_tty_master): new + (fhandler_tty_master::init): new + (doecho): new + (do_input): new + (process_input): new + (do_output): new + (process_output): new + (process_ioctl): new + (fhandler_tty_slave::fhandler_tty_slave): new + (fhandler_tty_slave::open): new + (fhandler_tty_slave::init): new + (fhandler_tty_slave::close): new + (fhandler_tty_slave::write): new + (fhandler_tty_slave::read): new + (fhandler_tty_slave::linearize): new + (fhandler_tty_slave::de_linearize): new + (fhandler_tty_slave::dup): new + (fhandler_tty_slave::dup_for_fork): new + (fhandler_tty_slave::fstat): new + (fhandler_tty_slave::tcgetattr): new + (fhandler_tty_slave::tcsetattr): new + (fhandler_tty_slave::tcflush): new + (fhandler_tty_slave::tcsetpgrp): new + (fhandler_tty_slave::tcgetpgrp): new + (fhandler_tty_slave::send_ioctl_request): new + (fhandler_tty_slave::ioctl): new + (fhandler_pty_master::fhandler_pty_master): new + (fhandler_pty_master::fstat): new + (fhandler_pty_master::open): new + (fhandler_pty_master::close): new + (fhandler_pty_master::write): new + (fhandler_pty_master::read): new + (fhandler_pty_master::tcgetattr): new + (fhandler_pty_master::tcsetattr): new + (fhandler_pty_master::tcflush): new + (fhandler_pty_master::ioctl): new + (fhandler_pty_master::ptsname): new + (fhandler_pty_master::linearize): new + (fhandler_pty_master::de_linearize): new + (fhandler_pty_master::dup_for_fork): new + (grantpt): new + (unlockpt): new + * tty.h: new + * utils/ps.cc: display process's control tty number. + * wait.cc (wait_for_single): removed. + (wait_for_any): all code moved to wait4(). + (wait4): rescan process table on child status changes, support for + WUNTRACED flag, avoid time races on child exit, correct return + value on timeout. + * window.cc: misc changes to wait creation of process's hidden + window to avoid race conditions on multiprocessor systems. + * winsup.h: misc changes to support all of the above. + +Thu Jul 24 02:10:25 1997 Geoffrey Noer + + * net.cc (cygwin32_shutdown): New implementation to replace + stub previously present + +Tue Jul 22 14:59:22 1997 Geoffrey Noer + + * cygwin.din: remove random, srandom + * Makefile.in: remove random/srandom-related lines + +Tue Jul 22 14:10:32 1997 Ian Lance Taylor + + * path.cc (realpath): New C function. + * cygwin.din: Export realpath. + + * cygwin.din: Export srandom. + +Wed Jul 9 12:26:03 1997 Geoffrey Noer + + * Makefile.in: libiberty random.o ends up in winsup, link + in that obj for now + +Tue Jul 8 14:02:41 1997 Ian Lance Taylor + + * libcmain.cc (main): Pass wShowWindow field from startup info to + WinMain. + +Mon Jul 7 17:47:48 1997 Geoffrey Noer + + * path.cc: respace, reword comments + * times.cc (utimes): add FIXME + +Tue Jun 24 18:31:27 1997 Geoffrey Noer + + * winsup.h: adjust protos to reflect the above, add enum os_type + which contains {winNT, win95, win32s, unknown} + * security.cc (is_nt): Delete + * syscalls.cc (windows_95): Delete + (get_os_type): New local function which returns os_type. Replaces + windows_95() and is_nt(). + + * fhandler.cc: Reformat. Call get_os_type() instead of + windows_95() and/or is_nt(), reorder so NT cases are first. + * mmap.cc: ditto + * net.cc: ditto + * syscalls.cc: ditto + * syslog.cc: ditto + + * uname.cc (uname): call get_os_type to fill new our_os local + variable, check that when filling out utsname struct, default + to i386 when we can't find out the specific Intel processor + variant. + * fhandler.cc (get_file_owner): remove doit variable + (get_file_group): ditto + * mmap.cc: extern "C" individual functions instead of wrapper + around most of file. + * misc.cc: minor reformat + * heap.cc (_sbrk): split a = b = c statement into two to + make code clearer and avoid invalid C++ casting warning during + compile. + * path.cc (symlink_follow): initialize syml_p and exec_p to zero + * select.cc: respace + (selectthread): cast first arg of WINSOCK_FD_SET + * ntea.cc (NTReadEARaw): add missing casts in front of malloc calls + * utils/mount.cc: remove mixed option since that hasn't been + supported for quite some time + +Sun Jun 22 17:27:03 1997 Ian Lance Taylor + + * include/windows.h: If RC_INVOKED is defined, don't include + limits.h, stdarg.h, Structures.h, Functions.h or Sockets.h, and + don't typedef BOOL. + * include/Windows32/Base.h: Don't do any typedefs if RC_INVOKED is + defined. + + * include/Windows32/Sockets.h (MAXHOSTNAMELEN): Don't define if + already defined. + * include/sys/param.h (MAXHOSTNAMELEN): Likewise. + +Fri Jun 20 11:06:09 1997 Geoffrey Noer + + patch from sos@prospect.com.ru (Sergey Okhapkin): + * include/sys/wait.h: correct operator precidence bug + in WIFSIGNALED + +Thu Jun 19 12:58:45 1997 Geoffrey Noer + + patch from sos@prospect.com.ru (Sergey Okhapkin): + Handle unblocked pending signals on sig_mask changes + * exceptions.cc (return_handler): renamed to set_process_mask + (set_process_mask): new; use to set process mask instead of direct + u->self->sig_mask manipulations. + * winsup.h: rename return_handler proto to set_process_mask + * signal.cc: throughout file, call set_process_mask() instead of + direct manipulations of u->self->sig_mask. + (pause): new + * cygwin.din: add pause() export + * syscalls.cc (system): correct return value + +Wed Jun 18 22:01:56 1997 Geoffrey Noer + + * Makefile.in: add $(srcdir)/../newlib/libc/sys/cygwin32 to + the list of includes since that's where sys/dirent.h is + supposed to live + * include/sys/dirent.h: moved to newlib/libc/sys/cygwin32/sys + +Wed Jun 18 13:56:47 1997 Geoffrey Noer + + patch from sos@prospect.com.ru (Sergey Okhapkin): + * signal.cc (sigsuspend): deal with pending unblocked signals + * winsup.h: add proto for return_handler (sigset_t) + +Wed Jun 18 02:02:13 1997 Geoffrey Noer + + respaced console.cc, fhandler.cc, syscalls.cc, pinfo.cc, + fork.cc, spawn.cc + +Tue Jun 17 14:57:09 1997 Geoffrey Noer + + patch from sos@prospect.com.ru (Sergey Okhapkin): + * cygwin.din: add getpgid, killpg exports, delete duplicate + random export + * fork.cc (cygwin_fork_helper1): inherit pgid and sid on fork + * misc.cc (cygwin32_*env): save environ value in __cygwin_environ + too. Is __cygwin_environ variable really neccessary? Why not + export cygwin.dll's environ variable with "__cygwin_environ" name? + * pinfo.cc (pinfo::init_self): initialize pgid and sid + * signal.cc (kill_worker): new + (_kill): rewritten to support process groups + (killpg): new + * spawn.cc (_spawnwe): inherit pgid and sid on spawn family calls + * stubs.cc (setpgrp, getpgrp): remove stubs + * syscalls.cc (setpgid, getpgid, setpgrp, getpgrp): new + * termios.cc (setpgid): remove stub + * utils/ps.cc (main): add pgid to output, change output + format + * wait.cc (wait_for_any): add intpid argument, arrays ctable and + ptable have now fixed MAXIMUM_WAIT_OBJECTS size to avoid extra + scan of process table, changes for process groups support. + (wait4): misc changes to support process groups + * winsup.h (pinfo class): add new variables pgid, sid. + Define __cygwin_environ. + +Mon Jun 16 18:30:21 1997 Geoffrey Noer + + patch from sos@prospect.com.ru (Sergey Okhapkin): + * spawn.cc (spawn_guts): set child->hProcess and child->hThread, + CloseHandle on pi.hThread at end of spawn_guts instead of right + after starting the child process, + _P_WAIT needs to be handled separately from _P_OVERLAY + +Sun Jun 15 23:51:10 1997 Geoffrey Noer + + patch from sos@prospect.com.ru (Sergey Okhapkin): + * cygwin.din: remove setenv/getenv-related exports, + export cygwin32_ equivalents + * exec.cc: check ? + * misc.cc (cygwin32_getenv): new + (cygwin32_putenv): new + cygwin32_setenv): new + (cygwin32_unsetenv): new + * spawn.cc: call cygwin32_getenv instead of getenv, + call spawn with *u->envptr instead of environ + * winsup.h: define **environ as extern, define *cygwin32_getenv + +Sun Jun 15 20:51:09 1997 Geoffrey Noer + + patch from sos@prospect.com.ru (Sergey Okhapkin): + * Makefile.in: add ../libiberty/random.o to EXTRA_OFILES + * cygwin.din: remove exports of tgetent and _tgetent, added random + * exception.cc (exceptions_init): make OurThread handle + noniherittable, remove unused buf array. + (return_handler): add restmask argument (sig_mask value before + calling signal handler) + (call_handler): save sig_mask in user's stack before calling signal + handler, change PulseEvent() call to SetEvent() -- there were + losses of signal_arrived events if main thread was not in wait + state. + (ctrl_c_handler): add support for SIGIO signal. + * fhandler.cc (fhandler_base::linearize/delinearize): + save/restore async_ flag + (fhandler_base::fhandler_base): clear async_ flag + * fhandler.h: add async_ as new variable in fhandler_base, + add get_async/set_async functions + * misc.cc (tgetent): remove stub + * net.cc (fhandler_socket::write): raise SIGPIPE if write to + disconnected socket. + (cygwin32_accept): check the result of find_unused_handle() before + accept() call, set errno if no more file descriptors available. + (fhandler_socket::ioctl): add support for async I/O on sockets + * pinfo.cc (pinfo::clearout): clear sig_pending mask + * syscalls.cc (readv, writev): rewrite + * window.cc (WndProc): add support for async I/O + * winsup.h: define WM_ASYNCIO + +Mon Jun 9 18:51:09 1997 Geoffrey Noer + + * include/winsock.h: fix protection wrapper name + +Fri Jun 6 12:41:09 1997 Ian Lance Taylor + + * include/Windows32/Defines.h: Define CommonDlgExtendedError + return values (CDERR_*, PDERR_*, CFERR_*, FNERR_*). Define + TEXTMETRIC tmPitchAndFamily values (TMPF_*). + + * include/dlgs.h: New file; just includes windows.h. + * include/cderr.h: Likewise. + + * libcmain.cc (main): Don't pass the program name to WinMain. + + * cygwin.din: Export strlwr and strupr. + + * include/winreg.h: New file; just includes windows.h. + * include/winsock.h: New file; just includes windows.h and + Windows32/Sockets.h. + * include/Windows32/Sockets.h: Don't define u_char, et. al. if + _SYS_TYPES_H is defined. Undefine fd_set if it is defined. + + * include/Windows32/Functions.h: Define MoveMemory, FillMemory, + and ZeroMemory as macros. + + * times.cc (_timezone, _daylight, _tzname): New global variables. + (tzset): New function. + * cygwin.din: Don't set _timezone to timezone. Export tzset and + _tzset. Export _timezone, _daylight, and _tzname. + + * dcrt0.cc (__cygwin_environ): New global variable. + (dll_crt0_1): Set __cygwin_environ to environ. + * cygwin.din: Export __cygwin_environ. + +Thu Jun 5 17:52:02 1997 Ian Lance Taylor + + * times.cc (gettimeofday): Check return values and set tz_dsttime + correctly. + +Wed Jun 4 00:04:33 1997 Geoffrey Noer + + * fhandler.cc (fhandler_pipe::lseek): new virtual function + * fhandler.h: add lseek to fhandler_pipe class + +Tue Jun 3 19:20:47 1997 Ian Lance Taylor + + * include/Windows32/Defines.h (IMAGE_DOS_SIGNATURE): Define. + (IMAGE_NT_SIGNATURE): Define. + * include/Windows32/Structures.h (IMAGE_DOS_HEADER): Define. + +Tue Jun 3 13:05:26 1997 Geoffrey Noer + + * console.cc: respace + * fhandler.h: add virtual off_t lseek to fhandler_socket and + fhandler_tty defs, respacing + +Mon Jun 3 12:21:20 1997 Geoffrey Noer + + patch from sos@prospect.com.ru (Sergey Okhapkin): + * cygwin.din: export wait3, wait4 + * dcrt0.cc (_exit): call fill_rusage + * exceptions.cc (ctrl_c_handler): increment rusage_self.ru_nsignals++ + * fhandler.cc (fhandler_pipe::fhandler_pipe): new stub + * fhandler.h: add fhandler_pipe class + * hinfo.cc (hinfo_vec::build_fhandler): call + GetNumberOfConsoleInputEvents instead of GetConsoleScreenBufferInfo, + handle fhandler_pipe class + * pinfo.cc: include sys/resource.h, + (pinfo::clearout): erase memory associated with rusage_self + and rusage_children + * resource.cc (getrusage): rewrite + (add_timeval): new helper function + (add_rusage): new helper function + (fill_rusage): new helper function + * shared.cc (create_shared_fd_table): pass file mapping handle to + children letting them close it + * spawn.cc (spawn_guts): call fill_rusage and add_rusage as + appropriate + (cwait): ditto + * times.cc (__to_clock_t): add flag arg which says whether or not + to substract FACTOR from total + (times): also fill in tms_cstime and tms_cutime, add flag arg to + __to_clock_t calls + (totimeval): add extra flag passed on to __to_clock_t + (gettimeofday): add extra flag passed on to totimeval + * wait.cc (wait_for_single): add extra rusage arg, change + wait_found calls to account for extra arg + (wait_for_any): ditto + (_wait): call wait4 instead of waitpid + (wait_found): add rusage arg, deal with it calling add_rusage as + appropriate + (wait_pid): now just calls wait4 + (wait4): was wait_pid but adds extra rusage arg and deals with it + (wait3): new, calls wait4 + * winsup.h: include sys/resource.h, add rusage_self and + rusage_children to pinfo class, fix totimeval proto, add protos + for fill_rusage and add_rusage + * passwd.cc: include termios.h + (getpass): new + * stubs.cc (getpass): delete old stub + +Tue Jun 3 14:51:47 1997 Ian Lance Taylor + + * times.cc (ftime): New function. + * cygwin.din: Export ftime. + +Mon Jun 2 14:34:00 1997 Geoffrey Noer + + patch from sos@prospect.com.ru (Sergey Okhapkin): + * include/limits.h: NGROUPS_MAX should be 0 + * include/asm/socket.h: add missing additional options + including SO_SNDBUF, SO_RCVBUF, et al + * include/sys/wait.h: include sys/resource.h, add protos for + wait3() and wait4(). + +Mon Jun 2 15:26:35 1997 Ian Lance Taylor + + * utils/configure.in: Call AC_PROG_INSTALL. + * utils/configure: Rebuild. + +Mon Jun 2 11:44:14 1997 Geoffrey Noer + + * grp.cc (getgroups): new + * cygwin.din: export getgroups + +Fri May 30 16:47:38 1997 Geoffrey Noer + + * uname.cc (uname): completely rewrite, using more of the + SYSTEM_INFO struct to figure out information (now x86 type is + set correctly in Windows 95. + * version.h: increment CYGWIN_DLL_VERSION_MINOR + * include/Windows32/Structures.h: SYSTEM_INFO struct's first + member is dwOemId, not dwOemID according to MS docs + +Fri May 30 16:47:38 1997 Geoffrey Noer + + patch from sos@prospect.com.ru (Sergey Okhapkin): + * window.cc: new file + * Makefile.in: add window.cc to lists of source, object files, + and dependencies. + * console.cc: include , scroll_screen() added to + fhandler_console class, + add support for default screen attributes, + (open): set default_color on tty open + (linearize/delinearize): pass default_color to the child process + (clear_screen): fix Win95-specific bug, add support for + default_color. + (clear_to_eol): remove + (fhandler_console::fhandler_console): set default_color to + white on black + (char_command): add invisible screen attribute, misc changes + (FakeReadFile): do not convert AltGr-char to ESC-char sequence + to support international keyboards. + * cygwin.din: export setitimer, getitimer + * dcrt0.cc (dll_crt0_1): add call to window_init(), uppercase + environment vars only if started by a win32 process. + (_exit): add call to window_terminate() + * fhandler.cc: add mode argument to open() calls, + (fhandler_base::open): do not check for symlink in path_conv + calls, calls to set/get_file_attribute() instead of NTRead/WriteEA. + (fhandler_base::fstat): use get_file_attribute if possible + (fhandler_disk_file::open): remove unneeded unixattr checks + * fhandler.h: changes to support above. + * fork.cc (cygwin_fork_helper_1): pass umask value to the child, + call window_init() in child + * ntea.cc: enable EA calls, add FILE_FLAG_BACKUP_SEMANTICS + to CreateFile calls to support EA of directories. + * path.cc (symlink): add mode argument to _open call, remove + unneeded stuff + (symlink_check_worker): add checks for "system" attribute and EA. + * security.cc (get/set_file_attribute): new. Calls EA code now, + placeholders for NTFS security support. + * signal.cc (alarm): remove in favor of new implementation in + window.cc + (RemoteThread): remove + (_kill): use window messages to emulate signals on both NT and Win95 + * spawn.cc (spawn_guts): call window_terminate on exec() + (cwait): correct return result code + (_spawnve): add umask inheritance, some bug fixes + * syscalls.cc (_open): add mode argument, umask support + (umask): rewritten + (chmod): try to set file attributes, set system bit on symlinks + (stat_worker): fix nlinks of directories, add mode argument + to _open() call. + * syscalls.h: add mode argument to _open() prototype + * winsup.h: changes to support above + +Tue May 27 12:22:19 1997 Geoffrey Noer + + * times.cc (gettimeofday): return 0 on success instead of 1 + (utimes): init res to 0 + +Wed May 21 11:29:24 1997 Geoffrey Noer + + * include/limits.h: define NGROUPS_MAX + +Tue May 20 14:13:59 1997 Geoffrey Noer + + * passwd.cc: rename function setpwend to setpwent (typo) + * cygwin.din: ditto, also remove name__C9type_info from + exports list. + +Wed May 14 17:38:39 1997 Geoffrey Noer + + patch from sos@prospect.com.ru (Sergey Okhapkin): + * signal.cc (sleep): call WaitForSingleObject instead of Sleep + (usleep): ditto + +Wed May 7 15:34:07 1997 Geoffrey Noer + + Public gnu-win32 beta 18 release made + +Sun May 4 15:34:07 1997 Geoffrey Noer + + patch from Mikey : + * console.cc (FakeReadFile): FlushConsoleInputBuffer if + flags & ENABLE_LINE_INPUT and then return ReadFile + +Fri May 2 10:53:10 1997 Geoffrey Noer + + * signal.cc: make exported functions extern "C" + * include/cygwin32/socket.h: replace values assigned to + IP_ definitions with ones suitable for use with WinSock. + * cygwin.din: add exports for sigpending, sigsuspend, remove + exports for __9type_infoPCc and before__9type_infoRC9type_info + * winsup.h: remove signal-related protos from winsup.h in favor + of newlib/libc/include/sys/signal.h + + patch from sos@prospect.com.ru (Sergey Okhapkin): + * signal.cc: (sigpending) new + (sigsuspend): new + * utils/termcap: replace with one from Linux + +Tue Apr 29 19:03:29 1997 Geoffrey Noer + + * utils/ps.cc: print Win32 pid as unsigned int so Windows 95 + pids don't show up as negative values + +Tue Apr 29 17:20:57 1997 Geoffrey Noer + + patch from sos@prospect.com.ru (Sergey Okhapkin): + * spawn.cc (spawn_guts): allocate new cygwin PID for a child + created with spawn(!_P_OVERLAY) + +Tue Apr 29 13:24:59 1997 Geoffrey Noer + + patch from sos@prospect.com.ru (Sergey Okhapkin): + * console.cc: assorted console fixes + * select.cc (fd_socket_map::convert_to_unix_fdset): only + do full debug_printf if used_ valid + * exceptions.cc: correct constants used for checking size of + stack (should be negated) + * fhandler.cc (fhandler_base::open): fix syscall_printf typo + + patch from marcus@cathcart.sysc.pdx.edu (Marcus Daniels): + * include/sys/mman.h: define MAP_ANON MAP_ANONYMOUS (typo fix) + +Mon Apr 28 15:19:44 1997 Geoffrey Noer + + * cygwin.din: remove libgcc2.a internal functions + +Mon Apr 28 14:57:04 1997 Michael Meissner + + * cygwin.din (before__9type_infoRC9type_info): Remove, the + type_info::before(type_info const &) function no longer seems to + exist. + +Mon Apr 28 14:19:44 1997 Geoffrey Noer + + patch from sos@prospect.com.ru (Sergey Okhapkin): + * console.cc (undo_input): new + (scroll_screen): new + (fhandler_console::output_tcsetattr): fix debug printf + (fhandler_console::input_tcsetattr): no longer call set_w_binary + (fhandler_console::cursor_get): fix base_chars + (fhandler_console::char_command): make savex, savey globals, + add char buf, add code to handle clears better, many other + additions + (fhandler_console::write_normal): assorted fixes + (fhandler_console::write): move screen scroll code to + scroll_screen(), support Reset Linux terminal, Restore cursor + position, Save cursor position, Skip orig_colors + (FakeReadFile): enlarge keytable to include shift/control/alt + values + Command set still missing set pelette, character sets, and + UTF codes. + +Mon Apr 28 12:19:44 1997 Geoffrey Noer + + * fhandler.cc (fhandler_base::open): only include + FILE_SHARE_DELETE in shared when running NT (Win 95 doesn't + support it). + +Thu Apr 24 18:57:21 1997 Geoffrey Noer + + patch from Jeremy Allison : + Correct problem caused by setting /dev/null fd to -1 which is + same as INVALID_HANDLE_VALUE. + * fhandler.h: set DEV_NULL_HANDLE_VALUE to -2 + * fhandler.cc (fhandler_dev_null::open): set handle to + DEV_NULL_HANDLE_VALUE instead of INVALID_HANDLE_VALUE + * hinfo.cc (hinfo_vec::build_fhandler): add case for + handle == (HANDLE) DEV_NULL_HANDLE_VALUE + +Thu Apr 24 15:12:13 1997 Geoffrey Noer + + * fhandler.cc (fhandler_base::write): catch return of raw_write + and return -1 if it failed + +Thu Apr 24 10:42:01 1997 Geoffrey Noer + + path.cc (symlink): restore chmod call for now since the NTEA code + isn't quite up to the task yet. + + patch from sos@prospect.com.ru (Sergey Okhapkin): + * exceptions.cc (ctrl_c_handler): corrections to Apr 18 patch + * fhandler.cc: ditto + * dcrt0.cc (dll_crt0_1): move console title setting code, + set up default signal handlers + * fork.cc (cygwin_fork_helper1): also set child->sigs and + child->sig_mask + * spawn.cc (spawn_guts): if mode _P_OVERLAY, set up child + signal handlers. + +Mon Apr 21 22:29:49 1997 Geoffrey Noer + + * include/Windows32/ASCIIFunctions.h: remove old def of + GetEnvironmentStringsA, add new one based on def from Functions.h + * include/Windows32/Functions.h: define GetEnvironmentStrings as + GetEnvironmentStringsA when not unicode, remove definition of + GetEnvironmentStrings in favor of ones in ASCIIFunctions.h and + UnicodeFunctions.h + * include/Windows32/Defines.h: add missing XTYP_ definitions, + change value of XTYPF_NOBLOCK to 0x0002 from 0x2 + * include/Windows32/Sockets.h: comment out redefinitions of + errno.h-type constants since MS doesn't define them and we + have our own in errno.h + +Fri Apr 18 10:40:30 1997 Geoffrey Noer + + * include/Windows32/Structures.h: add typedefs for + LPDLGITEMTEMPLATE, PDLGITEMTEMPLATE. + * include/Windows32/Defines.h: define FW_REGULAR FW_NORMAL + + patch from sos@prospect.com.ru (Sergey Okhapkin): + * exceptions.cc (ctrl_c_handler): do not reset signal + handler to SIG_DFL while processing the signal, instead + block the signal while handler executes. + * signal.cc (_raise): fixes related to the above + +Thu Apr 17 23:50:50 1997 Geoffrey Noer + + * path.h: increase path length in mount table to MAX_PATH + in size instad of 30. This will increase cygwin.dll memory + usage by 20K. We need to remove static allocations from + path code. + +Thu Apr 17 10:11:50 1997 Geoffrey Noer + + patch from sos@prospect.com.ru (Sergey Okhapkin): + * exceptions.cc (ctrl_c_handler): CTRL_CLOSE_EVENT should + generate SIGHUP instead of SIGQUIT + * signal.cc (_raise): rewrite + +Wed Apr 16 10:42:46 1997 Geoffrey Noer + + * version.h: increment CYGWIN_DLL_VERSION_MINOR + * syscalls.cc (system): use spawnvp instead of fork/exec + * ntea.cc: make all functions return false for now; they + were causing an obscene performance hit + + patch from sos@prospect.com.ru (Sergey Okhapkin): + * console.cc (FakeReadFile): patch to support EINTR, EIO + * exceptions.cc: add support for return_handler, remove + control-C counter + (return_handler): new + (ctrl_c_handler): handle SIGCHLD, other assorted fixes + * fhandler.cc (fstat): reset errno to 0 + * passwd.cc (search_for): correct location of a debug printf + * select.cc: patches to handle signals better, respacing + * signal.cc (_raise): misc fixes + (_kill): call OpenProcess with PROCESS_ALL_ACCESS instead of + PROCESS_TERMINATE + * spawn.cc: more signal fixes + * syscalls.cc: add two new errors to errmap[] + (_stat_worker): fill out buf struct when stating directories + * wait.cc (wait_for_single): use INFINITE instead of large value + for timeouts + (wait_for_any): init nprocinfo to 1, not 0, other small fixes + * winsup.h: add signal_arrived to per_process class, reduce + amount of reserved space, add sig_pending to pinfo class + +Tue Apr 15 17:01:34 1997 Geoffrey Noer + + * utils/mkpasswd.c: change default shell to /bin/sh + + patch from sos@prospect.com.ru (Sergey Okhapkin): + * utils/kill.cc: support sending numbered signals using + signal code instead of just calling TerminateProcess + +Tue Apr 15 15:24:55 1997 Ian Lance Taylor + + * utils/Makefile.in (INSTALL): Set to @INSTALL@. + (INSTALL_PROGRAM): Set to @INSTALL_PROGRAM@. + (INSTALL_DATA): Set to @INSTALL_DATA@. + (INSTALL_XFORM): Remove. + (install): Depend upon installdirs. Use $(program_transform_name) + directly, rather than using $(INSTALL_XFORM). + (installdirs): New target. + +Mon Apr 14 16:32:05 1997 Ian Lance Taylor + + * utils/Makefile.in (INSTALL): Change install.sh to install-sh. + +Mon Apr 14 12:33:22 1997 Geoffrey Noer + + * registry.cc: change key name to "Cygnus Solutions" instead + of "Cygnus Support" + * security.cc: don't include windows.h, already in winsup.h + * Makefile.in: add dependencies section entries for security.cc + and ntea.cc + +Fri Apr 11 00:03:49 1997 Geoffrey Noer + + * dcrt0.cc: add harmless cast to FreeEnvironmentStrings call + * registry.cc: added more presumed-harmless casts + * shared.cc: and another, and respacing + * utils/Makefile.in: don't need to link with -lkernel32 since it's + included automatically + * fhandler.cc: fhandler_console and FakeReadFile moved to + console.cc, stop including sys/stat.h, sys/param.h, sys/types.h, + stdio.h, ctype.h, pwd.h, grp.h, stdlib.h + reordered/respaced code so now we have all of fhandler_base, then + all of fhandler_disk_file, then all of fhandler_tty, etc... + (fhandler_base::ioctl): delete unused switch statement + * console.cc: added fhandler_console and FakeReadFile from + fhandler.cc, add includes necessary for this code + * grp.cc, Makefile.in: fix copyright dates + * ntea.cc: include string.h + +Thu Apr 10 22:00:43 1997 Geoffrey Noer + + patch from sos@prospect.com.ru (Sergey Okhapkin): + * path.cc (symlink): do NTWriteEA instead of chmod using same + flags + +Thu Apr 10 17:36:43 1997 Geoffrey Noer + + patch from gunther.ebert@ixos-leipzig.de (Gunther Ebert): + * Makefile.in: add libnetapi32.a to DLL_IMPORTS list, build security.o + * fhandler.cc (get_file_owner): new + (get_file_group): new + (fhandler_base::fstat): do another path_conv and check for error, + use get_file_owner and get_file_group to set buf->st_uid and + buf->st_gid + * fhandler.h: add protos for get_file_owner() and get_file_group() + * grp.cc (add_grp_line): new helper function + (read_etc_group): new helper function + (getgrgid): rewritten, no longer a stub + (getgrnam): rewritten, no longer a stub + (endgrent): rewritten, no longer a stub + (getgrent): rewritten, no longer a stub + * include/Windows32/ASCIIFunctions.h, include/Windows32/Base.h, + include/Windows32/Functions.h, include/Windows32/Defines.h, + include/Windows32/Structures.h, include/Windows32/UnicodeFunctions.h: + misc security/uid-related additions + * passwd.cc (add_pwd_line): new + (read_etc_passwd): new + (search_for): rewrite + (setpwend): rewritten, no longer a stub + (getpwent): rewritten, no longer a stub + (endpwent): rewritten, no longer a stub + * security.cc: new file + (get_world_sid): new + (world_full_access): new + (get_id_from_sid): new + (is_nt): new + * stubs.cc (endgrent): remove + (getgrent): remove + * syscalls.cc (rel2abssd): new + (set_process_privileges): new + (chown): now implemented for real for NT, still a stub in Win95 + (_stat_worker): use get_file_owner and get_file_group to set + buf->st_uid and buf->st_gid + * uinfo.cc: add protos for read_etc_passwd, read_etc_group + (uinfo_init): call read_etc_passwd(), read_etc_group() + * utils/Makefile.in: build mkpasswd, mkgroup + * utils/mkgroup.c: new, use to make an /etc/group file + * utils/mkpasswd.c: new, use to make an /etc/passwd file + * winsup.h: add protos for is_nt(), get_id_from_sid() + + patch from sos@prospect.com.ru (Sergey Okhapkin): + * Makefile.in: build ntea.o + * dcrt0.cc (dll_crt0_1): move console title code here from spawn_guts + * exceptions.cc (ctrl_c_handler): small signal fixes, prepare + things so we can eventually reset the signal handler to SIG_DFL + * fhandler.cc (fhandler_disk_file::open): first check for EA info + about exec/symlink status before doing it the hard way + (fhandler_make_pipe): u->self->hmap.build_fhandler takes extra arg + (fhandler_base::open): make use of NTEA + * fhandler.h: remove init_std_file_from_handle, build_fhandler + protos + * hinfo.cc: include mywinsock.h and sys/socket.h, define + __INSIDE_CYGWIN_NET__, __INSIDE_CYGWIN32__ + (hinfo_vec::build_fhandler): takes an additional handle arg, + call GetConsoleScreenBufferInfo with it to see if are + fhandler_console, call GetCommState with it to see if we're + an fhandler_tty, call getpeername with it to see if we wamt + fhandler_socket. Old determining methods still work too. + * path.cc (symlink): chmod file to ((S_IFLNK) | (STD_RBITS) | + (STD_WBITS) | (STD_XBITS)) permissions + * select.cc: include stdio.h + (cygwin32_select): fix typo (missing an &), + assorted fixes for mixed socket/handles case + * shared.cc (create_shared_fd_table): set sa.bInheritHandle to 1 + to support reparenting + * signal.cc (_kill): add FIXME, cleanup return codes + * spawn.cc (spawn_guts): remove console title code, add code + to support reparenting of child processes + * syscalls.cc: add new third arg to hmap.build_fhandler calls + (chmod): make use of NTWriteEA + * ntea.cc: new file, NTEA handling routines + * times.cc: fix value of NSPERSEC + (utimes): fix return value + * wait.cc: changes to support reparenting, change INFINITE to + constant 500 to avoid "blocking win32 syscalls and signals" + problem + * winsup.h: add NTReadEA, NTWriteEA protos, define REPARENTING, + fix build_fhandler proto to add new arg, add handles hrProcess and + hrThread + +Tue Apr 9 00:25:33 1997 Geoffrey Noer + + * libcerr.cc: remove fixed size of sys_errlist array, figure out + sys_nerr from the sizeof the array rather than hard coding it. + * shared.cc (open_shared_file_map): add typecast + * signal.cc (_kill): SIGKILL should avoid exception handler + * fork.cc (cygwin_fork_helper1): don't call ExitProcess with a + negative arg on recreate_mmaps_after_fork failure + * include/Windows32/Defines.h: define VER_PLATFORM_WIN32_WINDOWS + + patch from sos@prospect.com.ru (Sergey Okhapkin): + * dcrt0.cc: move reent_data from private address space to cygwin.dll + * fork.cc: copy parent's reent_data to the child + * cygwin.din: export reent_data + * winsup.h: add as public struct _reent reent_save to pinfo class + + another patch from sos@prospect.com.ru (Sergey Okhapkin): + * winsup.h: add ctrl_c_handler prototype + * exceptions.cc (init_exceptions): don't use u->self->hThread + since for a spawned process, this contains thread id of parent + Win32 process, not the child's. Instead use GetCurrent* funcs + to get thread handle. + (ctrl_c_handler): add more signal support, especially for kill + * signal.cc (_kill): more signal support, using CreateRemoteThread + under NT. Win95 only supports SIGKILL since it doesn't have this + call. + * syscalls.cc (windows_95): first version check should be an & + of 0x80000000 instead of 0x8000000 + (close_all_files): hmap[i] doesn't always exist, for now comment + out code + + patch from marcus@sysc.pdx.edu (Marcus Daniels): + * path.cc (skip_n_slashes): new local function + (symlink_check_worker): new local function, used to be symlink_check + (symlink_check): calls symlink_check_worker and returns + whether path is a symlink or not. + (symlink_expand): new local function, expand a symlink into + a file or directory path using symlink_check_worker + (path_conv::path_conv): takes extra follow_mode arg + (symlink_follow): call symlink_expand + * fhandler.cc, syscalls.cc: fix path_conv references + * path.h: fix path_conv prototype + +Mon Mar 24 19:44:28 1997 Geoffrey Noer + + patch from sos@prospect.com.ru (Sergey Okhapkin): + * select.cc: fix Feb 19 patch to select + * syscalls.cc: add statfs() and fstatfs() calls + * include/sys/vfs.h: new header file to support these + * cygwin.din: add them to dll export list + +Tue Mar 18 18:10:24 1997 Geoffrey Noer + + * dcrt0.cc: change idata3 asm section to have five null fields + instead of eight to conform to how MS does this section. + +Sun Mar 9 13:10:55 1997 Geoffrey Noer + + * include/sys/resource.h: add missing struct members to rusage struct + * resource.cc: added setting of missing fields, mostly to 0 until + we investigate how to set correct values. + +Wed Feb 19 17:44:06 1997 Jeremy Allison + + * select.cc: Added fixes from sos@prospect.com.ru (Sergey Okhapkin) + to implement blocking select on sockets/handles. This isn't + the way I finally want to do this, but I won't get chance + to do the re-write for a month or two so... + * include/Windows32/Defines.h: Added defines for NT ACL + stuff. + +Tue Feb 18 12:28:11 1997 Geoffrey Noer + + patch from sos@prospect.com.ru (Sergey Okhapkin): + * fhandler.cc: support reverse index escapes in console code + +Fri Feb 14 18:55:01 1997 Jeremy Allison + + * path.cc: Fixed normalize_posix_path() so that double slashes + are removed, except for those starting a UNC path. The command + ls .///////FILE_IN_DIRECTORY works now. + +Thu Feb 13 14:06:04 1997 Geoffrey Noer + + * path.cc: remove SLASH_P define and + * winsup.h: define it here instead + patch from scottk@utig.ig.utexas.edu (Scott Kempf): + dirsearch.cc (opendir): fix problem with accessing "/" + +Mon Feb 10 13:57:11 1997 Geoffrey Noer + + patch from sos@prospect.com.ru (Sergey Okhapkin): + * misc.cc: replace nice () stub with Win32 implementation + * spawn.cc + * fork.cc: use priority returned by GetPriorityClass + +Wed Feb 5 16:56:23 1997 Geoffrey Noer + + * fhandler.cc, syscalls.cc: minor reformat + patch from sos@prospect.com.ru (Sergey Okhapkin): + * spawn.cc: set console title to reflect what's running + * winsup.h: TITLESIZE define added + +Mon Feb 3 16:53:10 1997 Geoffrey Noer + + * fhandler.h: fix typo + * fhandler.cc: check_execable_p should only take one arg now + +Mon Feb 3 16:16:39 1997 Jeremy Allison + + * fhandler.cc: Removed open_helper, turned it into + fhandler_base::open and added fhandler_disk_file::open. More + correct C++. + fhandler_disk_file: Moved check_execable_p into fhandler_disk_file. + tty ports are now closed correctly. + * fhandler.h: Changes to support the above. + +Fri Jan 31 19:14:34 1997 Geoffrey Noer + + * fhandler.cc (fhandler_base::open_helper): new function + containing the common open() code. symlink and executable + status defaults to 0. + (fhandler_tty::open): new function that calls + fhandler_base::open_helper + (fhandler_base::open): remove common code now in open_helper, + leaving symlink checking and executable checking + * fhandler.h: changes for the above, open_helper is protected + +Thu Jan 30 15:23:15 1997 Geoffrey Noer + + * hinfo.cc: also treat com3 and com4 as special files + * spawn.cc (spawn_guts): check return of WaitForSingleObject + in _P_WAIT case, some reformatting + +Tue Jan 28 10:46:16 1997 Jeremy Allison + + * net.cc: Added errors "WSAEINVAL", "WSAEFAULT" as these + can be returned for net calls. + * fhandler.cc: Added FILE_SHARE_DELETE to open share modes. + Much closer to POSIX on NT now (ignored on '95). + +Fri Jan 17 13:32:26 1997 Geoffrey Noer + + * configure.in: + * utils/configure.in: define LIB_AC_PROG_CC to get around + autoconf 1.12 problem. Invoke it instead of AC_PROG_CC. + * configure: + * utils/configure: regenerate + +Thu Jan 16 12:35:41 1997 Geoffrey Noer + + * mmap.cc: added missing copyright notice + +Tue Jan 14 12:51:12 1997 Jeremy Allison + + * cygwin.din: Added get_osfhandle, cwait and all the + spawn functions. + * exec.cc: Added include of process.h. Changed call to + spawn_guts to add extra parameter. + * libcerr.cc: Added extra error messages. Ensured + messages start at zero. + * spawn.cc: Changed spawn_guts to do wait and nowait + calls. Added all spawn functions. + * syscalls.cc: Added get_osfhandle. + * winsup.h: Removed incorrect spawn definitions, + corrected prototypes for spawn_guts and file_exists + calls. + * include/io.h: New file. Added for get_osfhandle. + +Thu Jan 9 14:20:01 1997 Jeremy Allison + + * exceptions.h: Moved from winsup to winsup/include. + * include/mywinsock.h: Added getprotobynumber and + getservbyport. + * Makefile.in: Moved exceptions.h dependency. + * cygwin.din: Added cygwin32_getprotobynumber and + cygwin32_getservbyport. + * net.cc: Added cygwin32_getprotobynumber and + cygwin32_getservbyport. + +Wed Jan 8 14:15:35 1997 Jeremy Allison + + * fhandler.cc: Fix from Scott Kempf (scottk@rimu.ig.utexas.edu) + to ensure creation_disposition is set correctly in open. + +Fri Jan 3 12:10:22 1997 Jeremy Allison + + * fork.cc: Added parameter to recreate_mmaps_after_fork + in child, and added set_child_mmap_ptr() call in parent. + Needed as cygwin.dll statics are not copied accros a fork. + * mmap.cc: Added parameter to recreate_mmaps_after_fork, + added set_child_mmap_ptr() call. + * winsup.h: Added mmap_ptr to pinfo struct. Removed obsolete + comments. + * Makefile.in: Added -I../libio, needed to rebuild source + using STL. Also added -nostdinc++ on recommendation of + Mike Stump (mrs@cygnus.com). + +Thu Jan 2 17:23:10 1997 Jeremy Allison + + * dcrt0.cc: Added a call to initialize winsock on app + init. + * fork.cc: Added call so child initializes winsock before + returning from the fork. This makes many network daemons + run correctly that did not before (apache soon...). + * net.cc: Removed calls to checkinit, this is now done on + app startup. Renamed checkinit to socket_checkinit and + removed static scope. + * winsup.h: Added prototype for socket_checkinit(). + +Thu Jan 2 12:25:06 1997 Jeremy Allison + + * dcrt0.cc (api_fatal): Check that u and u->self are + not zero before indirecting through them. + * fork.cc: Changed security descriptor for fork + mutexes to allow access by all. + * pinfo.cc: Changed security descriptor for shared + area to allow access by all. + * shared.cc: Added get_null_sd() call to return + security descriptor allowing access by all. Needed + when a cygwin32 service is running and also interactive + cygwin32 apps by the current logged in user. + * winsup.h: Added prototype for get_null_sd(). -- cgit v1.2.3