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2002-09-08* fhandler_tty.cc (fhandler_tty_slave::open): Don't protect input/outputChristopher Faylor
handles since they are not properly manipulated later. * tty.cc (tty::make_pipes): Ditto.
2002-08-31* fhandler_tty.cc (fhandler_tty_slave::fhandler_tty_slave): Set "don't needChristopher Faylor
ready for read" flag. (fhandler_tty_slave::read): Don't do anything special with vtime when vmin == 0.
2002-08-31(inspired by a patch from Egor Duda)Christopher Faylor
* select.cc (fhandler_tty_slave::ready_for_read): Remove. * fhandler.h (fhandler_tty_slave::ready_for_read): Remove declaration. * fhandler_tty.cc (fhandler_tty_slave::read): Don't do anything special with vtime when vmin == 0. * autoload.cc (GetConsoleWindow): Correct parameter count.
2002-08-06* cygthread.cc (cygthread::stub): Accept flag to pass info structure to threadChristopher Faylor
function. (cygthread::operator new): Add defense debugging output. (cygthread::cygthread): Add debugging output. Set name after thread has been awakened to avoid a race. (cygthread::exit_thread): Use handle operator rather than using ev directly. (cygthread::exit_thread): Reorganize to provide debugging. Set __name to NULL. * cygthread.h (cygself): Define. * fhandler_tty.cc (fhandler_tty_master::init): Use cygself as argument so that invoked thread can access its own info. (process_output): Derive cygthread info of thread from thread argument. * sigproc.cc (sigproc_init): Use cygself as argument so that invoked thread can access its own info. (wait_sig): Derive cygthread info of thread from thread argument.
2002-08-02* cygthread.cc (cygthread::exit_thread): Define new method.Christopher Faylor
* cygthread.h (cygthread::exit_thread): Declare new method. * fhandler.h (fhandler_tty_master::hThread): Delete. (fhandler_tty_master::output_thread): Define. * fhandler_tty.cc (fhandler_tty_master::fhandler_tty_master): Adjust constructor. (fhandler_tty_master::init): Use cygthread rather than handle. (process_output): Use cygthread method to exit. (fhandler_tty_master::fixup_after_fork): Set output_thread to NULL after fork. (fhandler_tty_master::fixup_after_exec): Set output_thread to NULL after spawn/exec. * tty.cc (tty_list::terminate): Detach from output_thread using cygthread method.
2002-08-01* Makefile.in (DLL_OFILES): Add cygthread.o.Christopher Faylor
* dcrt0.cc (dll_crt0_1): Eliminate various thread initialization functions in favor of new cygthread class. * debug.cc: Remove thread manipulation functions. * debug.h: Ditto. * external.cc (cygwin_internal): Use cygthread method for determining thread name. Remove capability for setting thread name. * fhandler_console.cc (fhandler_console::read): Use cygthread method rather than iscygthread function. * fhandler_tty.cc (fhandler_tty_master::fhandler_tty_master): Use cygthread methods to create threads. (fhandler_tty_common::__acquire_output_mutex): Use cygthread method to retrieve thread name. * select.cc (pipeinf): Use cygthread pointer rather than handle. (start_thread_pipe): Ditto. (pipe_cleanup): Ditto. (serialinf): Ditto. (start_thread_serial): Ditto. (serial_cleanup): Ditto. (socketinf): Ditto. (start_thread_socket): Ditto. (socket_cleanup): Ditto. * sigproc.cc (hwait_sig): Ditto. (hwait_subproc): Ditto. (proc_terminate): Ditto. (sigproc_terminate): Ditto. (sigproc_init): Initialize cygthread hwait_sig pointer. (subproc_init): Initialize cygthread hwait_subproc pointer. (wait_sig): Rely on cygthread HANDLE operator. * strace.cc (strace::vsprntf): Use cygthread::name rather than threadname. * window.cc (gethwnd): Use cygthread method to initialize thread.
2002-07-14* debug.h (handle_list): Move here from debug.cc. Add "inherit" flagChristopher Faylor
functionality. * cygheap.cc (init_cheap): Move cygheap_max calculation to _csbrk. (_csbrk): Reorganize to not assume first allocation is <= 1 page. (cygheap_setup_for_child): Mark protected handle as inheritable. * cygheap.h (cygheap_debug): New struct. (init_cygheap): Add new structure when debugging. * dcrt0.cc (dll_crt0_1): Remove call to debug_init. Close ppid_handle here, if appropriate. Don't protect subproc_ready, since it is already protected in the parent. Call memory_init prior to ProtectHandle to ensure that cygheap is set up. Call debug_fixup_after_fork_exec when appropriate. (_dll_crt0): Don't close ppid_handle here. * debug.cc: Use cygheap debug structure rather than static elements throughout. (add_handle): Don't issue a warning if attempt to protect handle in exactly the same way from exactly the same place. Add pid info to warning output. Accept additional argument controlling whether handle is to be inherited. Add pid to stored information. (debug_fixup_after_fork_exec): Renamed from debug_fixup_after_fork. Reorganize to avoid erroneously skipping handles. (mark_closed): Add pid info to warning output. (setclexec): Rename from setclexec_pid. * fhandler.cc (fhandler_base::get_default_fmode): Minor reorg. (fhandler_base::fstat): Add debugging output. (fhandler_base::set_inheritance): Call setclexec rather than setclexec_pid. (fhandler_base::fork_fixup): Ditto. * fhandler_console.cc (get_tty_stuff): Mark protected handle as inheritable. * fhandler_tty.cc (fhandler_tty_slave::open): Ditto. * tty.cc (tty::make_pipes): Ditto. (tty::common_init): Ditto. * fork.cc (fork_parent): Ditto. (fork_child): Close protected handles with correct name. Remove debug_fixup_after_fork call. * fhandler_socket.cc (fhandler_socket::create_secret_event): Mark protected handle as inheritable/non-inheritable, as appropriate. * shared.cc (memory_init): Mark protected handle as inheritable. Call debug_init here. * sigproc.cc (wait_sig): Close protected handle with correct name. * spawn.cc (spawn_guts): Rename spr to subproc_ready and mark it as inheritable. * exceptions.cc (debugger_command): Try to run dumper.exe, if found. * syscalls.cc (fstat64): Don't follow symlinks for path_conv lookup since path is already resolved.
2002-07-01* fhandler_clipboard.c (fhandler_dev_clipboard::open): Force text mode.Christopher Faylor
* fhandler_console.cc (fhandler_console::open): *Really* force binary mode rather than make it optional. * fhandler_proc.cc (fhandler_proc::open): Ditto. * fhandler_process.cc (fhandler_process::open): Ditto. * fhandler_random.cc (fhandler_dev_random::fhandler_dev_random): Ditto. * fhandler_raw.cc (fhandler_dev_raw::open): Ditto. * fhandler_registry.cc (fhandler_registry::open): Ditto. * fhandler_tty.cc (fhandler_tty_slave::open): Ditto. * fhandler_virtual.cc (fhandler_virtual::open): Ditto. * fhandler_windows.cc (fhandler_windows::open): Ditto. * fhandler_zero.cc (fhandler_dev_zero::open): Ditto. * net.cc (fdsock): Ditto. * path.cc (set_flags): Add more debugging.
2002-06-05* dtable.cc (handle_to_fn): Attempt to handle "raw" accesses to remote shares.Christopher Faylor
* path.cc (mount_info::conv_to_win32_path): Set flags to binary when mount entry is not found. (mount_info::set_flags_from_win32_path): Ditto.
2002-06-05Remove fcntl.h includes throughout.Christopher Faylor
* fhandler.h: Move fcntl.h include here. (fhandler_base::set_flags): Accept supplied_bin argument. Make non-inlined. * dtable.cc (dtable::init_std_file_from_handle): Just use binmode from pc. (reset_to_open_binmode): Use set_flags. * cygwin.din (open): Avoid newlib wrapper. (read): Ditto. (unlink): Ditto. (write): Ditto. * fhandler.cc (fhandler_base::set_flags): Accept supplied_bin argument. Make binmode decisions here. (fhandler_base::open): Avoid using pc if it is NULL. Eliminate binmode logic. Just call set_flags with binmode argument. (fhandler_base::init): Call set_flags with binmode argument. * fhandler_clipboard.cc (fhandler_dev_clipboard::open): Ditto. * fhandler_console.cc (fhandler_console::open): Ditto. (fhandler_console::init): Force binary on open. * fhandler_disk_file.cc (fhandler_disk_file::open): Don't set binmode here. Let it happen in base class. * fhandler_dsp.cc (fhandler_dev_dsp::open): Force binmode open. Set return value appropriately if unable to open. * fhandler_proc.cc (fhandler_proc::open): Make sure flags are set before open_status. * fhandler_process.cc (fhandler_process::open): Ditto. * fhandler_registry.cc (fhandler_registry::open): Ditto. * fhandler_random.cc (fhandler_dev_random::fhandler_dev_random): Ditto. * fhandler_raw.cc (fhandler_dev_raw::open): Force O_BINARY by default. * fhandler_serial.cc (fhandler_serial::init): Ditto. * fhandler_tty.cc (fhandler_tty_slave::open): Ditto. (fhandler_pty_master::open): Ditto. * fhandler_virtual.cc (fhandler_virtual::open): Ditto. * fhandler_windows.cc (fhandler_windows::open): Ditto. * fhandler_zero.cc (fhandler_dev_zero::open): Ditto. * net.cc (fdsock): Ditto. * path.cc (path_conv::check): Avoid checking for extension when error or directory. (set_flags): Set PATH_TEXT explicitly, when appropriate. (mount_info::conv_to_win32_path): Use set_flags() to set path flags. * path.h (PATH_TEXT): New enum. (path_conv::binmode): Return appropriate constant based on binmode. * pipe.cc (make_pipe): Set binmode to O_TEXT xor O_BINARY. * syscalls.cc (setmode_helper): Make debugging message a little clearer. (setmode): Set binmode via set_flags.
2002-05-28* autoload.cc (LoadFuncEx): Define via new LoadFuncEx2 macro.Christopher Faylor
(LoadFuncEx2): Adapted from LoadFuncEx. Provides control of return value for nonexistent function. (NtQueryObject): Declare. (IsDebuggerPresent): Declare via LoadFuncEx2 and always return true if not available. * debug.h (being_debugged): Just rely on IsDebuggerPresent return value. * dtable.cc (handle_to_fn): New function. (dtable::init_std_file_from_handle): Attempt to derive std handle's name via handle_to_fn. (dtable::build_fhandler_from_name): Fill in what we can in path_conv structure when given a handle and path doesn't exist. * fhandler.cc (fhandler_base::open): Don't set the file pointer here. Use pc->exists () to determine if file exists rather than calling GetFileAttributes again. * fhandler.h (fhandler_base::exec_state_isknown): New method. (fhandler_base::fstat_helper): Add extra arguments to declaration. (fhandler_base::fstat_by_handle): Declare new method. (fhandler_base::fstat_by_name): Declare new method. * fhandler_disk_file (num_entries): Make __stdcall. (fhandler_base::fstat_by_handle): Define new method. (fhandler_base::fstat_by_name): Define new method. (fhandler_base:fstat): Call fstat_by_{handle,name} as appropriate. (fhandler_disk_file::fstat_helper): Accept extra arguments for filling out stat structure. Move handle or name specific stuff to new methods above. (fhandler_disk_file::open): Use real_path->exists rather than calling GetFileAttributes again. * ntdll.h (FILE_NAME_INFORMATION): Define new structure. (OBJECT_INFORMATION_CLASS): Partially define new enum. (OBJECT_NAME_INFORMATION): Define new structure. (NtQueryInformationFile): New declaration. (NtQueryObject): New declaration. * path.cc (path_conv::fillin): Define new method. * path.h (path_conv::fillin): Declare new method. (path_conv::drive_thpe): Rename from 'get_drive_type'. (path_conv::volser): Declare new method. (path_conv::volname): Declare new method. (path_conv::root_dir): Declare new method. * syscalls.cc (fstat64): Send real path_conv to fstat as second argument.
2002-05-25Remove unneeded sync.h, where appropriate, throughout. Remove unneeded heap.h,Christopher Faylor
where appropriate, throughout. Remove unneeded exceptions.h, where appropriate, throughout. Remove unneeded perprocess.h, where appropriate, throughout.
2002-05-19* path.cc (path_conv::check): Always set executable bit for executableChristopher Faylor
extension.
2002-02-282002-02-28 Robert Collins <rbtcollins@hotmail.com>Robert Collins
* Merged cygwin_daemon into head minus the new shm and ipc exports. 2002-02-28 Robert Collins <rbtcollins@hotmail.com> * fhandler_tty.cc (fhandler_tty_slave::open): More debugging. (fhandler_tty_slave::read): Fix printf type for the handle. * tty.cc (tty::common_init): Add a FIXME for security. 2002-01-29 Robert Collins <rbtcollins@hotmail.com> * Makefile.in (OBJS): Remove duplicate localtime.o. 2002-01-17 Robert Collins <rbtcollins@hotmail.com> * cygserver.cc (check_and_dup_handle): Consolidate the two variants for simplicity. Add Some basic debug output. (client_request_attach_tty::serve): Use the new debug_printf for clarity. Mark the duplicated handles as inheritable - fixup_after_fork() doesn't reopen tty's. 2002-01-16 Robert Collins <rbtcollins@hotmail.com> * cygserver.cc (transport): Correct scope. (client_request_attach_tty::serve): Add more debug information. Fix erroneous use of transport instead of conn. * cygserver_transport_pipes.cc (transport_layer_pipes::close): More debug. (transport_layer_pipes::read): Ditto. (transport_layer_pipes::write): Ditto. (transport_layer_pipes::impersonate_client): Ditto. Mon Oct 8 7:41:00 2001 Robert Collins <rbtcollins@hotmail.com> * cygserver.cc (server_request::process): Rename client_request_shm_get to client_request_shm. * cygserver_process.cc (process_cache::add): Rename to add_task. Use process_cleanup instead of process_request. (process_cache::remove_process): New method. (process::process): Initialize new members. (process::~process): New member. (process::cleanup): New method. (process::add_cleanup_routine): New method. (process_request::process): Rename to process_cleanup. Call the process object's cleanup method and then delete it. (process_process_param::request_loop): Remove the signalling process. * cygserver_shm.cc: Globally rename client_request_shm_get to client_request_shm. (client_request_shm_get::serve): Handle attach request counting. * cygserver_shm.h: Globally rename client_request_shm_get to client_request_shm. (class shm_cleanup): New class. * shm.cc: Globally rename client_request_shm_get to client_request_shm. (client_request_shm::client_request_shm): New constructor for attach requests. (shmat): Use it. * include/cygwin/cygserver_process.h (class process_request): Rename to process_cleanup. (class cleanup_routine): New class. (class process): New members and methods to allow calling back when the process terminates. Thu Oct 4 14:12:00 2001 Robert Collins <rbtcollins@hotmail.com> * cygserver.cc (request_loop): Make static. (main): Use new cache constructor syntax. Start cache worker threads. Cleanup the cache at shutdown. * cygserver_process.cc: Run indent. (process_cache::process_cache): Add a trigger to use when adding a process. (process_cache::process): Move process_entry to process. Insert at the end of the list. Trigger the request loop when new process's inserted. (process_cache::process_requests): Do it. (process_cache::add): New method. (process_cache::handle_snapshot): New method. (process::process): Merge in the process_entry fields. (process::handle): Make a stub function. (process::exit_code): New method. (process_request::process): New method. (process_process_param::request_loop): New method. * cygserver_shm.cc: New header dependency - threaded_queue.h. * threaded_queue.cc (threaded_queue::cleanup): Clearer messages. (queue_process_param::stop): Short spinlock on interruptible threads. * threaded_queue.h (class threaded_queue): New constructor. * include/cygwin/cygserver_process.h (process_request): New class. (process_entry): Remove. (process): Merge in process_entry. (process_cache): Inherit from threaded_queue. Tue Oct 2 23:24:00 2001 Robert Collins <rbtcollins@hotmail.com> * cygserver.cc (class server_process_param): Use new constructor syntax. * cygserver_process.cc (process_cache::~process_cache): New function. * threaded_queue.cc: Define condition debug_printf. Run indent. (threaded_queue::cleanup): Move queue_process_param guts to a method. (threaded_queue::process_requests): Ditto. (queue_process_param::queue_process_param): New method. (queue_process_param::~queue_process_param): Ditto. (queue_process_param::start): Ditto. (queue_process_param::stop): Ditto. * threaded_queue.h (class queue_process_param): Add support for interruptible request loops. * cygwin/include/cygwin/cygserver_process.h (class process_cache): Add destructor. Tue Oct 2 23:24:00 2001 Robert Collins <rbtcollins@hotmail.com> * cygserver_client.cc: New flag allow_daemon to disable the daemon completely. (cygserver_request): Check it. (cygserver_init): Ditto. * environ.cc (parse_thing): Add (no)daemon option. Tue Oct 2 23:00:00 2001 Robert Collins <rbtcollins@hotmail.com> * shm.cc: Update to handle include changes from HEAD. Tue Oct 2 16:06:00 2001 Robert Collins <rbtcollins@hotmail.com> * Makefile.in: Remove cygserver_shm.o from cygwin1.dll. Rename cygserver_shm_outside.o to cygserver_shm.o. * cygserver.cc (server_request::process): Use the new client_request constructor. * cygserver_client.cc: Remove the #ifdef's stubs for the server method within cygwin. (client_request_attach_tty::client_request_attach_tty): Use the new client_request constructor. (client_request_shutdown::client_request_shutdown): Ditto. (client_request::client_request): Ditto. * cygserver_shm.cc (client_request_shm_get::serve): Remove the #ifdef'd stub for in-cygwin builds. (client_request_shm_get::client_request_shm_get): Use the new client_request constructor, and remove the in-cygwin variants. * cygserver_shm.h (class client_request_shm_get): #ifndef test the serve method - it's only used in cygserver. * shm.cc (client_request_shm_get::client_request_shm_get): New function. * include/cygwin/cygserver.h (request_header): New constructor. (class client_request): Use it. New constructor accepting the header size. #ifndef test the server method - it's only used within cygserver. (client_request_get_version): #ifdef test the server method. (client_request_shutdown): Ditto. (client_request_attach_tty): Ditto. Tue Oct 2 9:57:00 2001 Robert Collins <rbtcollins@hotmail.com> * Makefile.in: add threaded_queue.o to cygserver.exe. * cygserver.cc: Include threaded_queue.h (class server_request): Inherit from queue_request. (class server_process_param): Inherit from queue_process_param. (class server_request_queue): Inherit from threaded_queue. (request_loop): Adjust for new types. (server_request_queue::process_requests): Remove guts to threaded_queue::process_requests. (server_request::server_request): Adjust for new types. (worker_function): Delete. (server_request_queue::create_workers): Delete. (server_request_queue::cleanup): Delete. (server_request_queue::add): Move guts to threaded_queue::add. * threaded_queue.cc: New file. * threaded_queue.h: New file. Mon Oct 1 12:38:00 2001 Robert Collins <rbtcollins@hotmail.com> * cygserver.cc (client_request::serve): New function. * cygserver_process.cc: Inlude <pthread.h> for pthread_once. (process_cache::process_cache): Initialise a crtiical section for write access. (process_cache::process): Use the critical section. Also add missing entries to the cache. (do_process_init): New function to initalise class process static variables. (process::process): Ensure that the process access critical section is initialised. (process::handle): Close the handle of old process's when they have terminated and we are returning the handle for a process with the same pid. * cygserver_shm.cc: Run indent. Include cygserver_process.h to allow process cache functionality. (client_request_shm_get::serve): New parameter for process cache support. Use the process cache, not OpenProcess to get a handle to the originating process. Fix a handle leak with token_handle. * cygserver_shm.h (class client_request_shm_get): Update ::serve for process cache support. * cygserver_transport_pipes.cc: Redefine debug_printf to be conditional on DEBUG. * include/cygwin/cygserver.h: Do not implement client_request::serve in the header. * include/cygwin/cygserver_process.h (class process_cache): Add a write access critical section to prevent races when requests from a multithreaded application arrive. Sun Sep 30 23:41:00 2001 Robert Collins <rbtcollins@hotmail.com> * Makefile.in: Add cygserver_process.o to cygserver.exe. * cygserver.cc: Include signal.h and cygwin_version.h. Define debug_printf as a macro. Define DEBUG to a value. (client_request_attach_tty::serve): Add beginning of process cache support. Change from #ifdef DEBUG to work with new DEBUG style. (client_request_get_version::serve): Add beginning of process cache support. (class server_request): New prototype for support of process cache. (class queue_process_param): New class to allow request loop threading. (class server_request_queue): Add beginning of process cache support. Allow request loop threading. (request_loop): Thread function for request loops. (server_request_queue::process_requests): Initiator for threaded request loops. (client_request_shutdown::serve): Add beginning of process cache support. (server_request::server_request): Ditto. (server_request::process): Use debug_printf. Add beginning of process cache support. (server_request_queue::cleanup): Kill off any request loop threads. (server_request_queue::add): Add beginning of process cache support. (handle_signal): Trigger a shutdown. (main): Print out some useful info at startup - version, date time. Add process cache support. Spawn a separate thread for the transport request loop, thus allowing concurrent support for multiple transports. * cygserver_client.cc (client_request_get_version::serve): Add process cache support. (client_request_attach_tty::serve): Add process cache support. (client_request_shutdown::serve): Add process cache support. * cygsserver_process.cc: New file with the process cache support. * cygserver_shm.cc: Redefine debug_printf to allow conditional output. * cygwin.din: Export shmdt(). * shm.cc: Run indent. Update FIXME's. (shmdt): New function. * include/cygwin/cygserver.h (class client_request): Add process cache support. (class client_request_get_version): Ditto. (class client_request_shutdown): Ditto. (class client_request_attach_tty): Ditto. * include/cygwin/cygserver_process.h: New header for process cache support. Sun Sep 30 8:52:00 2001 Robert Collins <rbtcollins@hotmail.com> * include/cygwin/cygserver_transport.h: Add copyright header. * include/cygwin/cygserver_transport_pipes.h: Ditto. * include/cygwin/cygserver_transport_sockets.h: Ditto. Sat Sep 29 20:40:00 2001 Robert Collins <rbtcollins@hotmail.com> * Makefile.in: Add cygserver_transport_sockets.o to DLL_OFILES. Add cygserver_transport_sockets_outside.o to cygserver.exe. * cygserver.cc: Include new include files. * cygserver_client.cc: Ditto. * cygserver_shm.h: No need to include <sys/socket.h> now. * cygerver_transport.cc: Include new include files. (transport_layer_base::transport_layer_base): Strip back to a stub. (transport_layer_base::listen): Ditto. (transport_layer_base::accept): Ditto. (transport_layer_base::close): Ditto. (transport_layer_base::read): Ditto. (transport_layer_base::write): Ditto. (transport_layer_base::connect): Ditto. * cygserver_transport_pipes.cc: Include new header "cygwin/cygserver_transport_pipes.h". * cygserver_transport_sockets.cc: New file. * dcrt0.cc: No need to include <sys/socket.h> now. * fhandler_tty.cc: Ditto. * tty.cc: Ditto. * include/cygwin/cygserver_transport.h: Strip the base class to a stub. Remove the cygserver_transport_pipes class. * include/cygwin/cygserver_transport_pipes.h: New file. * include/cygwin/cygserver_transport_sockets.h: New file. Tue Sep 25 16:22:00 2001 Robert Collins <rbtcollins@hotmail.com> * autoload.cc: Add dynamic load statement for 'ImpersonateNamedPipeClient'. * Makefile.in: Add new object files, and build instructions for cygserver.exe. * cygwin.din: Export ftok, shmat, shmctl and shmget. * dcrt0.cc: Additional includes for cygserver support. (dll_crt0_1): Initialise the cygserver client. * fhandler.h (fhandler_tty): New method cygserver_attach_tty. * fhandler_tty.cc: Additional includes for cygserver support. (fhandler_tty_slave::open): Attempt to use the cygserver when obtaining handles from the parent process. On failure or 9x use the current method. (fhandler_tty_slave::cygserver_attach_tty): New function. * fork.cc (fork_child): Fixup shm memory mapped areas. * pinfo.h: Declare fixup_shms_after_fork(). * security.h: Declare alloc_sd(). * tty.cc: Additonal includes to support cygserver. (tty::common_init): Don't allow others to open us if the cygserver is running. * winsup.h: Declare cygserver_running. * cygserver.cc: New file. * cygserver_client.cc: New file. * cygserver_shm.cc: New file. * cygserver_shm.h: New file. * cygserver_transport.cc: New file. * cygserver_transport_pipes.cc: New file. * ipc.cc: New file. * shm.cc: New file. * include/cygwin/cygserver.h: New file. * include/cygwin/cygserver_transport.h: New file. * include/sys/ipc.h: New file. * include/sys/shm.h: New file. 2002-02-28 Robert Collins <rbtcollins@hotmail.com> * thread.cc (semaphore::TryWait): Set errno as required by posix 1003.1. (__sem_wait): Ditto. (__sem_trywait): Ditto.
2002-02-22* sync.h (new_muto): Just accept an argument which denotes the name of theChristopher Faylor
muto. Use this argument to construct static storage. * cygheap.cc (cygheap_init): Reflect above change. * exceptions.cc (events_init): Ditto. * malloc.cc (malloc_init): Ditto. * path.cc (cwdstuff::init): Ditto. * cygheap.h (cwdstuff): Change name of lock element to make it less generic. * path.cc (cwdstuff::get_hash): Ditto. (cwdstuff::get_initial): Ditto. (cwdstuff::set): Ditto. (cwdstuff::get): Ditto. * sigproc.cc (proc_subproc): Ditto. * debug.cc (lock_debug): Change to method. Use method rather than macro throughout. * tty.h (tty_min::kill_pgrp): Declare new method. * fhandler_termios.cc (tty_min::kill_pgrp): New method. (fhandler_termios::line_edit): Use new method for killing process. * dcrt0.cc (do_exit): Ditto. * dtable.cc (dtable::get_debugger_info): New method for inheriting dtable info from a debugger. * tty.cc (tty_init): Attempt to grab file handle info from parent debugger, if appropriate. # dtable.cc (dtable::stdio_init): Make this a method. (dtable::init_std_file_from_handle): Don't set fd unless it's not open. (dtable::build_fhandler_from_name): Move name setting to dtable::build_fhandler. (dtable::build_fhandler): Add win32 name parameter. * dcrt0.cc (dll_crt0_1): Change to use dtable stdio_init. * dtable.h (dtable): Reflect build_fhandler parameter change. * mmap.cc (mmap_record::alloc_fh): Don't set name parameter in build_fhandler. * net.cc (fdsock): Remove set_name call since it is now handled by build_fhandler. * sigproc.cc (proc_subproc): Release muto as early as possible.
2001-10-29* fhandler.h (fhandler_serial::fhandler_serial): Change to only accept unitChristopher Faylor
argument. * fhandler_serial.cc (fhandler_serial::fhandler_serial): Ditto. (fhandler_serial::open): Avoid else when previous clause is a return(). * path.cc (get_devn): Alias /dev/ttyS0 -> /dev/com1, etc. (get_device_number): Reallow standalone "com1" as a valid name for /dev/com1.
2001-10-24Ensure that all fhandler_*::read definitions are __stdcall throughout.Christopher Faylor
* fhandler.cc (fhandler_base::set_inheritance): Be more defensive in debugging code. * fhandler.h: Adjust regparms throughout to reflect passing 'this' parameter. * fhandler_console.cc (fhandler_console::read): Remove unneeded test. Only honor "key down" events. * miscfuncs.cc (strcasestr): Reorganize for efficient code use. (check_null_empty_str_errno): Ditto. (__check_null_invalid_struct_errno): Ditto. (__check_invalid_read_ptr_errno): Ditto. * syscalls.cc (_read): Return 0 when length == 0, as per Single UNIX Specification.
2001-10-22Remove 'cb' parameter and modify fhandler_* constructors throughout.Christopher Faylor
* dtable.cc (dtable::build_fhandler): Remove debugging output which uses 'cb'. * exec.cc (execvp): New function. (execvpe): Ditto. * fhandler.cc (fhandler_base::fhandler_base): Use constructor initialization. * fhandler.h (fhandler_tty_common::fhandler_tty_common): Ditto. * fhandler_clipboard.cc (fhandler_dev_clipboard::fhandler_dev_clipboard): Ditto. * fhandler_console.cc (fhandler_console::fhandler_console): Ditto. * fhandler_raw.cc (fhandler_dev_raw::fhandler_dev_raw): Ditto. * fhandler_serial.cc (fhandler_serial::fhandler_serial): Ditto. * fhandler_tty.cc (fhandler_tty_master::fhandler_tty_master): Ditto. (fhandler_tty_slave::fhandler_tty_slave): Ditto. (fhandler_pty_master::fhandler_pty_master): Ditto. * fhandler_windows.cc (fhandler_windows::fhandler_windows): Ditto.
2001-10-13* fhandler_dsp.cc (fhandler_dsp::ioctl): Return 0 for successfulChristopher Faylor
SNDCTL_DSP_GETBLKSIZE operation. Remove obsolete 'name' arg from fhandler_* constructors throughout. * winsup.h (winsock_active): New macro. (winsock2_active): Ditto. * autoload.cc (wsock_init): Use new macros to decide if winsock or winsock2 is loaded. (nonexist_wsock32): Dummy function to force winsock load. (nonexist_ws2_32): Dummy function to force winsock2 load. * fhandler.h (fhandler_socket::fstat): Declare new method. Currently unused. * fhandler_socket.cc (fhandler_socket::fixup_before_fork_exec): Check that winsock2 is active before trying WSADuplicateSocketA. (fhandler_socket::fixup_after_fork): Add extra check for winsock2_active. Otherwise use iffy procedures for Windows 95. (fhandler_socket::fixup_after_exec): Add debugging. (fhandler_socket::dup): Add debugging. (fhandler_socket::fstat): New method. (fhandler_socket::set_close_on_exec): Attempt to perform iffy stuff on Windows 95. * errno.cc (_sys_nerr): Work around compiler strangeness. * pinfo.cc (winpids::add): Add extra element at end of allocated array for setting to NULL. (winpids::enumNT): Ditto. (winpids::init): Don't modify pidlist if it hasn't been allocated (possibly due to malloc problem).
2001-10-06* fhandler.cc (fhandler_base::fork_fixup): Protect dup'ed handle and record itChristopher Faylor
as non-inheritable for debugging purposes in case there is a subsequent fork or exec. * fhandler_tty.cc (fhandler_tty_common::fixup_after_fork): Allow fork_fixup to call ProtecHandle.
2001-10-04* dcrt0.cc (dll_crt0_1): Don't close hexec_proc if it is NULL.Christopher Faylor
* fork.cc (vfork): Add debugging statements. * path.cc (get_device_number): Make static. Rewrite to inspect both unix and windows paths. (get_raw_device_number): Just check for parts of raw device that we care about. (get_devn): New function, pulled from get_device_number. (win32_device_name): Accomodate arg changes to get_device_number. (mount_info::get_device_number): Call get_device_number on translated Windows path. * spawn.cc (spawn_guts): Don't treat P_VFORK differently from P_NOWAIT. Add handle to child's shared region to child so that it will be preserved if the parent goes away. * fhandler.h: Throughout, simplify to one open method for all fhandler classes, requiring a path_conv first element. * fhandler.cc (fhandler_base::open): Remove obsolete method. Generalize to require path_conv * as first argument. (fhandler_disk_file::open): Remove obsolete method. (fhandler_disk_file::open): Use path_conv pointer rather than reference. * fhandler_clipboard.cc (fhandler_dev_clipboard::dup): Use new open method. (fhandler_dev_clipboard::open): Accomodate new argument for open methods. * fhandler_console.cc (fhandler_console::open): Ditto. (fhandler_console::dup): Use new open method. (fhandler_console::fixup_after_fork): Ditto. (fhandler_console::fixup_after_exec): Ditto. * fhandler_dsp.cc (fhandler_dev_dsp::open): Accomodate new argument for open methods. * fhandler_floppy.cc (fhandler_dev_floppy::open): Ditto. * fhandler_mem.cc (fhandler_dev_mem::open): Ditto. * fhandler_random (fhandler_dev_random::open): Ditto. * fhandler_raw.cc (fhandler_dev_raw::open): Ditto. * fhandler_serial.cc (fhandler_serial::open): Ditto. * fhandler_tape.cc (fhandler_dev_tape::open): Ditto. * fhandler_tty.cc (fhandler_tty_slave::open): Ditto. (fhandler_pty_master::open): Ditto. * fhandler_windows.cc (fhandler_windows::open): Ditto. * fhandler_zero.cc (fhandler_dev_zero::open): Ditto. * fhandler_socket.cc (fhandler_socket::set_connect_secret): Accomodate new argument for open methods. * syscalls.cc (_open): Ditto. (stat_worker): Ditto.
2001-10-01Add "path.h" include throughout, where needed. Use new path_conv methods andChristopher Faylor
operators to simplify testing for directory and attributes, throughout. * path.h (path_conv::exists): New method. (path_conv::has_attribute): Ditto. (path_conv::isdir): Ditto. (path_conv::DWORD &): New operator. (path_conv::int &): Ditto. * dir.cc (rmdir): Eliminate a goto. * dtable.cc (dtable::build_fhandler): Accept opt and suffix info for path_conv.check. Return fh == NULL on path_conv error. Pass unit to set_name as appropriate. (dtable::reset_unix_path_name): New method. * dtable.h (dtable): Declare new method. Reflect arg changes to build_fhandler. * fhandler.cc (fhandler_disk_dummy_name): Eliminate. (fhandler_base::set_name): Expect paths to be NULL. Build unix_path_name from win32_path_name when it is a device. (fhandler_base::reset_unix_path_name): New method. (fhandler_base::raw_read): Report EISDIR when ERROR_INVALID_FUNCTION or ERROR_INVALID_PARAMETER and reading a directory. (fhandler_disk_file::fstat): Don't call stat_dev since we should now never be calling fhandler_disk_file methods with devices. (fhandler_base::fhandler_base): Clear {unix,win32}_path_name. (fhandler_base::~fhandler_base): Always free {unix,win32}_path_name. (fhandler_disk_file::fhandler_disk_file): Remove set_no_free_names kludge. (fhandler_disk_file::open): Ditto. * fhandler.h (fhandler_base::no_free_names): Eliminate. (fhandler_base::set_no_free_names): Ditto. * fhandler_tty.cc (fhandler_tty_slave::fhandler_tty_slave): Don't set unix_path_name here. * path.cc (fchdir): Lock fd table throughout. Use new dtable::reset_unix_path_name method to reset path. * syscalls.cc (stat_worker): Reorganize to always call fstat method. Pass path_conv method to fhandler_*::open. (chroot): Elminate a goto.
2001-09-25* fhandler.h (fhandler_pipe::hit_eof): New method.Christopher Faylor
(writepipe_exists): New class element. (orig_pid): Ditto. (id): Ditto. (is_slow): Eliminate. * pipe.cc (fhandler_pipe::set_close_on_exec): Set inheritance on writepipe_exists, if it exists. (fhandler_pipe::hit_eof): New method, modelled after tty. (fhandler_pipe::dup): Duplicate writepipe_exists, if it exists. (make_pipe): Set up a dummy event for pipes on windows 9x. The nonexistence of this event means that the write side of the pipe has closed. (_dup): Move to syscalls.cc (_dup2): Ditto. * dtable.cc (dtable::build_fhandler): Fill out set_names here, if appropriate. * syscalls.cc (_open): Call set_names in build_fhandler.
2001-09-21* fhandler.cc (fhandler_base::set_inheritance): Just use DUPLICATE_CLOSE_SOURCEChristopher Faylor
to change inheritance. Eliminate all other logic dealing with closed handles. * fhandler.h (fhandler_base::set_inheritance): Reflect above change. * fhandler_tty.cc (fhandler_tty_common::set_close_on_exec): Ditto.
2001-09-08* cygheap.h (init_cygheap): Move heap pointers here.Christopher Faylor
* include/sys/cygwin.h (perprocess): Remove heap pointers. * dcrt0.cc (__cygwin_user_data): Reflect obsolete perprocess stuff. (_dll_crt0): Don't initialize heap pointers. (cygwin_dll_init): Ditto. (release_upto): Use heap pointers from cygheap. * heap.h: Ditto. * fork.cc (fork_parent): Ditto. Don't set heap pointers in ch. (fork_child): Remove obsolete sigproc_fixup_after_fork. * shared.cc (memory_init): Reorganize so that cygheap initialization is called prior to regular heap since regular heap uses cygheap now. * sigproc.cc (proc_subproc): Eliminate zombies allocation. (sigproc_init): Move zombies alloation here. Don't free up array on fork, just reuse it. (sigproc_fixup_after_fork): Eliminate. * sigproc.h: Ditto. * include/cygwin/version.h: Reflect change to perprocess structure.
2001-09-06Remove initialization of static or global values to zero, throughout. ThisChristopher Faylor
just needlessly grows the size of the DLL. * tty.cc (tty::alive): Make inuse handle non-inheriting on open, just for thread safety.
2001-09-01* tty.cc (tty::create_inuse): Eliminate unneeded argument.Christopher Faylor
* tty.h: Reflect above change. * fhandler_tty.cc: Reflect argument reduction in tty::create_inuse, throughout. Always make inuse inheritable.
2001-09-01* debug.cc (mark_closed): Rename from debug_mark_closed and make static.Christopher Faylor
(setclexec_pid): New function for marking saved handle as close-on-exec. (delete_handle): New function. (debug_fixup_after_fork): New function. * debug.h: Declare new functions, remove obsolete ones. * fork.cc (debug_fixup_after_fork): Call to cleanup close-on-exec handles. * fhandler.cc (fhandler_disk_file::close): Minor reorg. (fhandler_base::set_inheritance): Set flag appropriately for debugging when close-on-exec so forked process can delete closed handles. * tty.h (open_output_mutex): Eliminate unneeded argument. (open_input_mutex): Ditto. * fhandler_tty.cc (fhandler_tty_slave::open): reflect open_*_mutex argument changes. * fhandler.h (fhandler_socket): Make saw_shutdown_* functions type bool. * tty.cc (tty::get_event): Eliminate unneeded argument. (tty::common_init): Reflect change to get_event. Events should always be inherited.
2001-08-15 * fhandler.cc (fhandler_base::is_nonblocking): New method.Corinna Vinschen
(fhandler_base::set_nonblocking): Ditto. * fhandler.h (fhandler_base): Declare new methods `is_nonblocking' and `set_nonblocking'. * fhandler_socket.cc (fhandler_socket::ioctl): Use `set_nonblocking'. * fhandler_tty.cc (fhandler_pty_master::process_slave_output): Use `is_nonblocking'. (fhandler_tty_slave::read): Ditto. (fhandler_tty_slave::ioctl): Use `set_nonblocking'. (fhandler_pty_master::ioctl): Ditto. * net.cc (cygwin_sendto): Fallback to winsock 1 functionality in case of nonblocking IO. (cygwin_recvfrom): Ditto. (cygwin_recv): Ditto. (cygwin_send): Ditto. * syscalls.cc (_read): Use `is_nonblocking'.
2001-08-14 * fhandler.cc (fhandler_base::fcntl): Use new O_NONBLOCK_MASK define.Corinna Vinschen
* fhandler.h: Move definitions of O_NOSYMLINK, O_DIROPEN and OLD_O_NDELAY from winsup.h to here. Add O_NONBLOCK_MASK define. * fhandler_socket.cc (fhandler_socket::close): Add hack to allow a graceful shutdown even if shutdown() hasn't been called by the application. Add debug output. (fhandler_socket::ioctl): Set fhandler's NONBLOCK flag according to FIONBIO setting. (fhandler_socket::fcntl): Use new O_NONBLOCK_MASK define. Actually set `request' before using it. * fhandler_tty.cc: Use new O_NONBLOCK_MASK define throughout. (fhandler_tty_slave::ioctl): Set fhandler's NONBLOCK flag according to FIONBIO setting. (fhandler_pty_master::ioctl): Ditto. * net.cc (wsock_event::prepare): Compare WSACreateEvent return code with `WSA_INVALID_EVENT' according to MSDN. * syscalls.cc (_read): Use new O_NONBLOCK_MASK define.
2001-07-26Throughout, reorganize header file inclusion to put security.h prior toChristopher Faylor
fhandler.h. * fhandler.h (fhandler_base::get_inheritance): New method. * fhandler_socket.cc (fhandler_socket::create_secret_event): Use proper close-on-exec inheritance when creating. (fhandler_socket::check_peer_secret_event): Create handle as non-inheritable.
2001-07-21* cygheap.cc (cygheap_fixup_in_child): Attempt Win95 workaround.Christopher Faylor
* dtable.cc (dtable::dup_worker): Add debugging output. (dtable::vfork_child_dup): Correctly set close_on_exec. * fhandler.cc (fhandler_base::fork_fixup): Don't mess with handle if there is no need to get it from the parent. * fhandler_tty.cc (fhandler_tty_common::close): Add debugging output.
2001-06-19* fhandler_tty.cc (fhandler_tty_slave::init): Revert 2001-06-16 change.Christopher Faylor
* fork.cc (fork_copy): Print more debugging info. (fork_parent): Change order of arguments to accomdate buggy gcc. (fork): Ditto. * syscalls.cc (_unlink): Reorganize to try harder to delete file with DeleteFile and to recover more gracefully if FILE_FLAG_DELETE_ON_CLOSE doesn't work properly.
2001-06-16* exceptions.cc (sig_handle_tty_stop): Reset PID_STOPPED if not actuallyChristopher Faylor
stopping. * fhandler_console.cc (fhandler_console::fixup_after_fork): Don't set controlling terminal if just inheriting a handle. (fhandler_console::fixup_after_exec): Ditto. * fhandler_tty.cc (fhandler_tty_slave::init): Ditto. * signal.cc (kill_worker): Set appropriate errno if proc_exists determines that process does not really exist.
2001-05-13* fhandler_tty.cc (fhandler_tty_common::dup): Preserve O_NOCTTY when duping aChristopher Faylor
filehandle.
2001-05-08* cygheap.cc (_cfree): Add regparm attribute.Christopher Faylor
(_crealloc): Ditto. * dcrt0.cc (dll_crt0_1): Default to always checking for executable for now. * dtable.cc (dtable::not_open): Move method. * dtable.h (dtable): Here. * exceptions.cc (ctrl_c_handler): Don't expect process group leader to handle a signal if it doesn't exist. * fhandler.h (fhandler_base): Make openflags protected. * localtime.c (tzsetwall): Check for __CYGWIN__ as well as __WIN32__. * path.cc (path_conv::check): Add some comments. Change strcat to assignment. * lib/_cygwin_S_IEXEC.cc (_cygwin_bob__): Eliminate. * fhandler_tty.cc (fhandler_console::dup): Set controlling terminal if necessary. * fhandler_tty.cc (fhandler_tty_slave::dup): Ditto.
2001-04-29Throughout, change 'tty_attached' to 'real_tty_attached', for clarity.Christopher Faylor
Throughout, change 'OutputStopped' to 'output_stopped', for consistency. * dtable.cc (stdio_init): Set controlling tty if not set by stdio opens. * exceptions.cc (ctrl_c_handler): Avoid special pgid checking if no tty is associated with the process. (Suggested by Tim Baker <dbaker@direct.ca>) * external.cc (fillout_pinfo): Return actual tty number for ctty. * fhandler_console.cc (get_tty_stuff): Set ctty when shared memory is allocated. Accept flags input from open(). (set_console_ctty): New function. (fhandler_console::open): Pass flags to get_tty_stuff and rely on this function to set the ctty, if appropriate. * fhandler_termios.cc (fhandler_termios::set_ctty): Move to tty_min class. * fhandler_tty.cc (fhandler_tty_slave::open): Use tc field to access set_ctty(). * tty.h (TTY_CONSOLE): Move to include/sys/cygwin.h. (tty_min): Add set_ctty class here. * include/sys/cygwin.h (TTY_CONSOLE): New home here. * path.cc (symlink_info): Make contents an actual buffer. Pass more flags to case_check. (path_conv::check): Reorganize to do parsing based on posix path rather than native path. (symlink_info::check): Expect posix path as input. Translate to native path here. Accept path_conv flags. Stop parsing if not a symlink regardless of whether previous path was a symlink.
2001-04-27* tty.cc (tty::make_pipes): Set to_slave pipe mode to nonblocking.Egor Duda
* fhandler_tty.cc (fhandler_pty_master::accept_input): If pipe buffer is full, give slave a chance to read data.
2001-04-24Remove trailing underscore from fhandler_base and friends, throughout.Christopher Faylor
* fhandler.h (fhandler_base::set_open_status): New method. Stores original open status. (fhandler_base::get_open_status): New method. Retrieves original open status. (fhandler_base::reset_to_open_binmode): New method. * fhandler.cc (fhandler_base::open): Save open status. (fhandler_base::init): Ditto. * fhandler_clipboard.cc (fhandler_clipboard::open): Ditto. * fhandler_console.cc (fhandler_console::open): Ditto. * fhandler_dsp.cc (fhandler_dsp::open): Ditto. * fhandler_dev_mem.cc (fhandler_dev_mem::open): Ditto. * fhandler_dev_random.cc (fhandler_dev_random::open): Ditto. * fhandler_serial.cc (fhandler_serial::open): Ditto. * fhandler_tty_slave.cc (fhandler_tty_slave::open): Ditto. * fhandler_tty_master.cc (fhandler_tty_master::open): Ditto. * fhandler_dev_zero.cc (fhandler_dev_zero::open): Ditto. * syscalls.cc (setmode): Rework so that 0 mode value causes reversion to open state. * fhandler_tty_slave.cc (fhandler_tty_slave::read): Use correct multiplier when converting from deciseconds to milliseconds.
2001-04-19Throughout, change fdtab references to cygheap->fdtab.Christopher Faylor
* child_info.h (cygheap_exec_info): Eliminate special fdtab stuff. * spawn.cc (spawn_guts): Ditto. * cygheap.cc (cygheap_init): Initialize fdtab, if appropriate. * cygheap.h (CYGHEAPSIZE): Include size of init_cygheap. (_cmalloc_entry): Include fdtab here. * dtable.h (dtable): Declare/define new methods. * dtable.cc (dtable::vfork_child_fixup): New method. (dtable::fixup_after_exec): Remove unneeded extra arguments. * dcrt0.cc (dll_crt0_1): Ditto. * environ.cc (getwinenv): Use case sensitive comparison. (winenv): Make a copy of environment cache to avoid realloc problems when duplicate environment variables exist in the environment. (From Egor Duda) * net.cc (cygwin_socket): Revert Apr 14 change. * include/sys/file.h: Protect against previous X_OK definition. * passwd.cc: Eliminate passwd_sem throughout. * security.cc: Ditto. * cygwin.din: Export New functions. * passwd.cc (read_etc_passwd): Make race safe. (getpwuid_r): New function. (getpwnam_r): New function.
2001-03-19* tty.h (tty::create_inuse): Add new parameter to allow non-Egor Duda
inheritable 'inuse' events. * tty.cc (tty::create_inuse): Use new parameter. * fhandler_tty.cc (fhandler_tty_master::init): Ditto. * fhandler_tty.cc (fhandler_pty_master::open): Ditto. * fhandler_tty.cc (fhandler_tty_master::init): Create master_alive event. * tty.cc (tty_list::terminate): Close master_alive event. * fhandler_tty.cc (fhandler_tty_common::close): Send EOF to slaves when master side is closed.
2001-03-18* fhandler.h (fhandler_tty_slave): Declare new methods.Egor Duda
* select.cc (fhandler_tty_slave::select_read): New method. * select.cc (fhandler_tty_slave::ready_for_read): Ditto. * select.cc (verify_tty_slave): New function. * fhandler_termios.cc (fhandler_termios::line_edit): Empty input buffer on signal. * fhandler_tty.cc (fhandler_tty_slave::read): Check for input data after reading from pipe. Reset event if input pipe is empty. * tty.h (class tty): Allow creating events with manual reset. * tty.cc (tty::get_event): Use manual_reset flag. * tty.cc (tty::common_init): Create input_available_event with manual reset.
2001-03-17fix spelling error.Christopher Faylor
2001-03-13* fhandler.h (fhandler_termios::fixup_after_exec): New function.Egor Duda
* fhandler.cc (fhandler_termios::fixup_after_fork): New function. Fixup output handle. * fhandler_tty.cc (fhandler_tty_common::fixup_after_fork): Output handle is now fixed up in fhandler_termios::fixup_after_fork().
2001-03-11* autoload.cc (noload): Use proper method for multiline strings or newer gcc'sChristopher Faylor
complain. * exceptions.cc (unused_sig_wrapper): Ditto. * fhandler.h (fhandler_base): Make get_io_handle and friends return self. * fhandler_tty.cc (fhandler_pty_common::close_on_exec): Accomodate DEBUGGING flag to avoid spurious warnings when inheritance is set.
2001-03-05* dlopen.c (dlopen): Return NULL when name is NULL (suggested byChristopher Faylor
chrisiasci@aol.com). * cygwin.din: Add a new, internally used export - _check_for_executable. * dcrt0.cc (dll_crt0_1): Set _check_for_executable for older binaries. Pass user_data to premain functions. * fhandler.cc (fhandler_disk_file::open): Only check for executable if the linked program is intereested in the executable bit. (fhandler_disk_file::check_execable_p): Delete. * fhandler.h (executable_states): New enumeration of various states of executable bit caring. (fhandler_base::set_execable_p): New method. * fhandler_termios.cc (fhandler_termios::line_edit): Flag when a signal has been sent to the tty. Return -1 when this is so. * fhandler_console.cc (fhandler_console::read): Return -1 when signal sending character encountered. * path.cc (path_conv::check): Record when path refers to a disk device. Move executable extension check here. (check_sysfile): Accomodate new EXEC path states. (has_suffix): Remove. (next_suffix): Remove. (class suffix_scan): New clas. (suffix_scan::has): New method. (suffix_scan:next): New method. (symlink_info::check): Use suffix_scan method to control for scanning for suffixes. * path.h (path_conv::exec_state): New method. * perprocess.h: Make "C" friendly. * include/cygwin/version.h: Define CYGWIN_VERSION_CHECK_FOR_S_IEXEC. Bump CYGWIN_VERSION_API_MINOR. * include/sys/cygwin.h: Change premain declarations. * winsup.h: Move __cplusplus test to after builtin defines.
2001-03-04* fhandler.h (class fhandler_tty_common): New mutex and event toEgor Duda
syncronize input on master tty with slave tty. * fhandler_tty.cc (fhandler_pty_master::accept_input): Use them to syncronize with slave. * fhandler_tty.cc (fhandler_tty_slave::read): Use input mutex and event to syncronize with master. Do not limit amount of data read from master to vmin value. Interrupt on signal and return already read data, if any. * fhandler_tty.cc (fhandler_tty_slave::open): Handle input mutex and event. * fhandler_tty.cc (fhandler_tty_common::close): Ditto. * fhandler_tty.cc (fhandler_tty_common::set_close_on_exec): Ditto. * fhandler_tty.cc (fhandler_tty_common::fixup_after_fork): Ditto. * fhandler_tty.cc (fhandler_tty_common::dup): Ditto. * tty.h (tty::open_input_mutex): New function. * tty.cc (tty::common_init): Create input mutex and event.
2000-10-17* debug.cc (add_handle): Issue warning on attempts to add the same handle moreChristopher Faylor
than once. * fhandler_tty.cc (fhandler_tty_slave::open): Protect some handles. (fhandler_tty_common::close): Use proper name when closing handles. (fhandler_pty_master::close): Don't close to_slave or from_slave since they've already been closed earlier in the function. * sigproc.cc (proc_subproc): Don't protect vchild->hProcess. Expect that the caller will do this, instead. * tty.cc (tty_list::terminate): Use proper name when closing handles. (tty::make_pipes): Protect some handles.
2000-09-19* fhandler_tty.cc (fhandler_tty_slave::write): Correct typo which causedChristopher Faylor
resetting of windows error to ERROR_IO_DEVICE to be ignored.
2000-09-08Break out more header info into separate files. Use appropriate header filesChristopher Faylor
throughout. * shared.h: Remove. * cygwin_version.h: New file. * delqueue.h: New file. * environ.h: New file. * host_dependent.h: New file. * perprocess.h: New file. * registry.h: New file. * security.h: New file.