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* * fhandler_tty.cc (fhandler_pty_master::setup): Always create masterCorinna Vinschen2010-09-281-20/+17
| | | | thread.
* * include/sys/cygwin.h (PID_NOTCYGWIN): New enum.Christopher Faylor2010-09-201-7/+7
| | | | | | | * spawn.cc (spawn_guts): Set a flag when a process is not a cygwin process. * fhandler_tty.cc (fhandler_tty_slave::init): Remove previous change. Try a different method to determine when we should become the process group owner. * signal.cc (kill0): Remove archaic code which dealt with never-set flag.
* * fhandler_tty.cc (fhandler_tty_slave::init): Add additional checks toChristopher Faylor2010-09-201-1/+7
| | | | | | determine when a process should grab control of a tty's pgid. Use being_debugged() for consistency. * debug.h (being_debugged): Remove vestige of win9x accommodation.
* * fhandler.h (class fhandler_base): Change inheritance of fstat_helperCorinna Vinschen2010-09-131-1/+1
| | | | | | | | | | | | | | | | | | | | | | | | | | | | | and fstat_by_... methods to private. (fhandler_base::fstat_helper): Drop all redundant arguments. * fhandler_disk_file.cc (fhandler_base::fstat_by_handle): Drop call to fstat_by_nfs_ea here. Drop fetching basic file information. Drop setting file attributes. Accommodate change in fstat_helper call. (fhandler_base::fstat_by_name): Simplify. Only fetch directory information to get the inode number. Drop setting file attributes. Accommodate change in fstat_helper call. (fhandler_base::fstat_fs): Call fstat_by_nfs_ea if on NFS. (fhandler_base::fstat_helper): Drop all redundant arguments. Use information already collected in the fhandler. Move heading comment into code and drop dwFileAttributes comment. * mmap.cc (mmap64): Call fstat_fs rather than fstat_by_handle. * mount.cc (fs_info::update): Note that has_buggy_basic_info is unused. * path.cc (symlink_info::check_reparse_point): Add comment. (symlink_info::check): Fetch FileNetworkOpenInformation rather than FileBasicInformation throughout, except on NFS. Explain why. Store FILE_NETWORK_OPEN_INFORMATION in conv_hdl. Remove FILE_ATTRIBUTE_DIRECTORY attribute in conv_hdl for reparse point symlinks. * path.h (class path_conv_handle): Add FILE_NETWORK_OPEN_INFORMATION member _fnoi. (path_conv_handle::fnoi): New accessor method for _fnoi. (path_conv::fnoi): New accessor method for cubv_hdl._fnoi. * fhandler_tty.cc (fhandler_tty_slave::init): Use tty::setpgid method.
* * cygthread.cc (cygthread::create): Fix incorrect use of name rather thanChristopher Faylor2010-09-011-4/+4
| | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | __name. * cygthread.h (cygthread::cygthread): Create versions which eliminate 'n' parameter. * dcrt0.cc (dll_crt0_1): Remove check for threadfunc_ix. Remove obsolete comments. Set process_state to active here. * fhandler_netdrive.cc (create_thread_and_wait): Use shortened cygthread constructor. * timer.cc (timer_tracker::settime): Ditto. * window.cc (HWND): Ditto. * fhandler_tty.cc: Use shortened cygthread constructor, where appropriate, throughout. * select.cc: Ditto. * fork.cc (frok::child): Remove wait_for_sigthread. (fork): Reformat if for slightly better clarity. * init.cc (dll_finished_loading): New variable. (dll_entry): Use dll_finished_loading to determine when we should call merge_threadfunc. * sigproc.cc (no_signals_available): Simplify by using my_readsig. (wait_sig_inited): Delete. (wait_sig): Define as void function. (pending_signals): Accommodate change to wait_sig definition. (wait_for_sigthread): Delete definition. (sigproc_init): Initialize signal pipe here, before wait_sig thread is created. Use void form of cygthread creation. (init_sig_pipe): Delete. (wait_sig): Return void rather than DWORD. Assume previous initialization of signal pipe. Set my_sendsig to NULL when exiting. * sigproc.h (wait_for_sigthread): Delete declaration.
* * cygthread.h (LPVOID_THREAD_START_ROUTINE): Define.Christopher Faylor2010-07-301-18/+9
| | | | | | | | | | | | | (cygthread::create): Rename from cygthread::cygthread. (cygthread::cygthread): Define new constructor which accepts LPVOID_THREAD_START_ROUTINE as the first argument. Call cygthread::create. * cygthread.cc (cygthread::create): Rename from cygthread::cygthread. Use 'arglen' rather than 'n' since 'n' is no longer supplied. * fhandler_tty.cc (process_input): Define as void/noreturn. (process_output): Ditto. (process_ioctl): Ditto. (fhandler_tty_master::init): Don't "zap_h" cygthreads which are noreturn. It's now implied.
* * fhandler.h (class fhandler_pty_master): Add master_thread member.Corinna Vinschen2010-05-261-4/+3
| | | | | | | * fhandler_tty.cc (fhandler_pty_master::close): Properly detach from master thread. (fhandler_pty_master::setup): Store cygthread pointer of pty master control thread in master_thread. Don't zap thread handle.
* * fhandler_tty.cc (fhandler_tty_slave::init): Disable grabbingCorinna Vinschen2010-05-071-1/+1
| | | | process group ownership of tty in case we're being debugged.
* * fhandler_termios.cc (tcinit): Remove previously applied change.Corinna Vinschen2010-04-211-0/+9
| | | | | | | Replace with... * fhandler_tty.cc (fhandler_tty_slave::init): Become process group leader if called from dtable::init_std_file_from_handle. Add comment to explain.
* * fhandler_tty.cc (fhandler_tty_slave::fch_set_sd): Remove commented outCorinna Vinschen2010-04-191-5/+1
| | | | code.
* * autoload.cc (GetNamedPipeClientProcessId): Define.Corinna Vinschen2010-04-191-104/+472
| | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | * fhandler.h (fhandler_tty_slave::fch_open_handles): Declare private. (fhandler_tty_slave::fch_close_handles): Ditto. (fhandler_tty_slave::cygserver_attach_tty): Drop declaration. (fhandler_tty_slave::fstat): Declare public. (fhandler_tty_slave::fchmod): Declare public. (fhandler_tty_slave::fchown): Declare public. (class fhandler_pty_master): Add master_ctl handle. (fhandler_pty_master::pty_master_thread): Declare public. * fhandler_termios.cc (fhandler_termios::tcinit): If the process is started from a non-Cygwin process, make it tty process group leader. * fhandler_tty.cc: Throughout accommodate additional security related arguments in calls to functions creating or opening objects. (close_maybe): Move to start of file to reuse it in other methods. (struct pipe_request): Define. (struct pipe_reply): Define. (fhandler_tty_slave::open): Throughout, try to open synchronization objects with MAXIMUM_ALLOWED permissions. Drop call to cygserver. Try to duplicate pipe handles via master_ctl pipe if duplicating directly doesn't work. (fhandler_tty_slave::cygserver_attach_tty): Remove. (fhandler_tty_slave::init): Close unused incoming pipe handle. (fhandler_pty_master::close): Send exit message to master control thread and close master_ctl handle. (fhandler_pty_master::pty_master_thread): New method, implementing the master control thread. (pty_master_thread): Static helper to start master control thread. (fhandler_pty_master::setup): Simplify creating pipe inheritance. Make sure we're the one creating the input_available_event. Add comment to explain why. Create master_ctl pipe and start master control thread. Close master_ctl handle in case of error. * security.cc (alloc_sd): Add code to handle tty objects. Add comments to explain what exactly is required. (get_object_sd): New function. (get_object_attribute): New function. (create_object_sd_from_attribute): New function. (set_object_sd): New function. (set_object_attribute): New function. (set_file_attribute): Change attribute type to mode_t. * security.h (set_file_attribute): Change attribute type to mode_t. (get_object_sd): Declare. (get_object_attribute): Declare. (create_object_sd_from_attribute): Declare. (set_object_sd): Declare. (set_object_attribute): Declare. * tty.cc (tty::slave_alive): Implement directly instead of via alive. (tty::exists): Open mutex handle with READ_CONTROL access. (tty::alive): Remove. (tty::open_output_mutex): Convert to inline method. (tty::open_input_mutex): Ditto. (tty::open_mutex): Take additional ACCESS_MASK parameter for the mutex open access mask. (tty::open_inuse): New method. (tty::create_inuse): Take PSECURITY_ATTRIBUTES parameter. Drop fmt name parameter. Always create TTY_SLAVE_ALIVE event. (tty::get_event): Take additional PSECURITY_ATTRIBUTES parameter for CreateEvent. * tty.h (class tty): Change declarations according to aforementioned changes. (tty::open_output_mutex): Implement as inline method. (tty::open_input_mutex): Ditto.
* * fhandler_tty.cc (fhandler_tty_slave::open): Add code to duplicateCorinna Vinschen2010-04-121-11/+26
| | | | | | handles within a single process to simplify openpty case. (fhandler_tty_slave::cygserver_attach_tty): Correctly send Windows PID to cygserver, rather than the Cygwin PID.
* * fhandler_tty.cc (fhandler_tty_slave::close): Revert previous change.Corinna Vinschen2010-04-021-3/+2
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* * dtable.cc (dtable::init_std_file_from_handle): Avoid adding fh to fdtab untilChristopher Faylor2010-04-021-24/+40
| | | | | | we know that it is good. * fhandler_tty.cc (fhandler_tty_slave::fhandler_tty_slave): Handle error conditions more consistently. Avoid handle leakage on error.
* * fhandler_tty.cc (fhandler_tty_slave::close): Avoid potential crashCorinna Vinschen2010-04-021-2/+3
| | | | if former open call has been unsuccessful.
* * cygwin.din (dup3): Export.Corinna Vinschen2010-01-141-0/+1
| | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | (pipe2): Export. * dtable.cc (dtable::dup_worker): Take additional flags parameter. Handle O_CLOEXEC flag. (dtable::dup3): Rename from dup2. Take additional flags parameter. Check for valid flags. Drop check for newfd == oldfd. * dtable.h (dtable::dup_worker): Add flags parameter. (dtable::dup3): Rename from dup2. * fcntl.cc (fcntl64): Add F_DUPFD_CLOEXEC case. * fhandler.h (fhandler_mailslot::get_object_attr): Add flags parameter. * fhandler.cc (fhandler_base::open): Use security attribute with inheritance according to setting of O_CLOEXEC flag. * fhandler_console.cc (fhandler_console::open): Ditto. * fhandler_fifo.cc (sec_user_cloexec): New inline function to create security attribute with inheritance according to setting of O_CLOEXEC flag. (fhandler_fifo::open): Call sec_user_cloexec to fetch security attribute. (fhandler_fifo::wait): Ditto. * fhandler_mem.cc (fhandler_dev_mem::open): Ditto. * fhandler_mailslot.cc (fhandler_mailslot::get_object_attr): Take additional flags parameter. Use security attribute with inheritance according to setting of O_CLOEXEC flag. (fhandler_mailslot::open): Call get_object_attr with flags parameter. * fhandler_registry.cc (fhandler_registry::open): Call set_close_on_exec on real handles to accommodate O_CLOEXEC flag. * fhandler_tty.cc (fhandler_tty_slave::open): Ditto. * fhandler_tape.cc: Create mutex with inheritance according to setting of O_CLOEXEC flag. * pipe.cc: Replace usage of O_NOINHERIT with O_CLOEXEC. (fhandler_pipe::init): Simplify setting close_on_exec flag. (fhandler_pipe::open): Remove setting close_on_exec flag. (fhandler_pipe::create): Use security attribute with inheritance according to setting of O_CLOEXEC flag. (pipe2): New exported function. * posix_ipc.cc: Throughout, open backing files with O_CLOEXEC flag to follow POSIX semantics. * security.h (sec_none_cloexec): New define. * syscalls.cc (dup): Add missing extern "C" qualifier. Accommodate renaming of dtable::dup2 to dtable::dup3. (dup2): Ditto. Check newfd == oldfd here. (dup3): New function. Check newfd == oldfd here. (open): Set close_on_exec flag according to O_CLOEXEC flag before calling fhandler->open. * include/cygwin/version.h (CYGWIN_VERSION_API_MINOR): Bump.
* * fhandler_tty.cc (fhandler_tty_master::init): Don't erase all defaultCorinna Vinschen2010-01-131-5/+1
| | | | termios settings of slave console.
* Throughout, replace hMainProc with GetCurrentProcess/NtCurrentProcessCorinna Vinschen2009-12-181-4/+4
| | | | | | | | | | | | according to context. Throughout, replace hMainThread with GetCurrentThread/NtCurrentThread according to context. * dcrt0.cc (dll_crt0_0): Drop duplication of GetCurrentProcess to hMainProc. Drop duplication of GetCurrentThread to hMainThread. * dtable.cc (dtable::stdio_init): Remove useless comment. * globals.cc (hMainProc): Remove. (hMainThread): Remove. * ntdll.h (NtCurrentProcess): Define. (NtCurrentThread: Define.
* * sigproc.h (wait_for_sigthread): Eliminate parameter.Christopher Faylor2009-07-241-2/+2
| | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | * sigproc.cc (wait_for_sigthread): Ditto. Don't synchronize with wait_sig after receiving an event that it is ready to go. (init_sig_pipe): New function. (wait_sig): Call init_sig_pipe to create pipes for communicating signals to this process. Don't send sigCONT signal when initializing. * fork.cc (frok::child): Accommodate wait_for_sigpipe parameter change. * fhandler.h (fhandler_*::write): Make ssize_t/__stdcall. (fhandler_*::write_overlapped): Ditto. (fhandler_*::raw_write): Ditto. (fhandler_*::readv): Ditto. (fhandler_*::writev): Ditto. (fhandler_*::raw_read): Make __stdcall. * fhandler: Accommodate changes to read/write functions throughout. * fhandler_clipboard.cc: Ditto. * fhandler_console.cc: Ditto. * fhandler_dsp.cc: Ditto. * fhandler_fifo.cc: Ditto. * fhandler_mailslot.cc: Ditto. * fhandler_mem.cc: Ditto. * fhandler_mem.cc: Ditto. * fhandler_random.cc: Ditto. * fhandler_tape.cc: Ditto. * fhandler_tty.cc: Ditto. * fhandler_virtual.cc: Ditto. * fhandler_windows.cc: Ditto. * fhandler_zero.cc: Ditto. * syscalls.cc (readv): Use ssize_t as temp variable. * fhandler.cc (fhandler_base::read): Coerce returned len to signed or it will never be treated as < 0. (fhandler_base::wait_overlapped): Minimize calls to GetLastError. Remove duplicate debugging test. Fix error return. * fhandler.h (fhandler_fifo::fifo_name): Declare new function. (fhandler_fifo::close): Ditto. (fhandler_fifo::dup): Ditto. (fhandler_fifo::close_on_exec): Ditto. * fhandler.cc (fhandler_fifo::fifo_name): Define new function. (FIFO_BUF_SIZE): New define. (cnp): Ditto. (fhandler_fifo::open): Rework. Use cnp to open named pipe. Always open write side as a client. Open dummy client when writing and can't connect. (wait): Rework. Implement fifo_wait_for_next_client. Handle signals during connect better. Add new fifo_wait_for_server code which polls (sigh) waiting for server. (fhandler_fifo::raw_read): Handle transition states when one client closes and another is available. (fhandler_fifo::close): Define. (fhandler_fifo::dup): Ditto. (fhandler_fifo::close_on_exec): Ditto.
* * dcrt0.cc (jit_debug): New global.Christopher Faylor2009-07-031-3/+4
| | | | | | | | | | | | | | | | | | | | | (initial_env): Set jit_debug when we are automatically starting a gdb process. * dtable.cc (dtable::get_debugger_info): Don't tty tricks when we are being debugged by our own captive gdb, as determined by jit_debug == true. (dtable::init_std_file_from_handle): Detect errors when initializing a tty early rather than at random points later. * fhandler.h (fhandler_*::init): Return int to indicate success/failure. * fhandler.cc (fhandler_base::init): Reflect change in return value. * pipe.cc (fhandler_pipe::init): Ditto. (fhandler_pipe::create_selectable): Don't say we're retrying when we aren't. * fhandler_console.cc (fhandler_console::init): Ditto. Return success/failure. * fhandler_serial.cc (fhandler_serial::init): Ditto. * fhandler_tty.cc (fhandler_tty_slave::init): Ditto. (fhandler_tty_slave::open): Make debugging output more detailed. * tty.cc (tty_list::terminate): Don't close I/O handles before all slaves have checked in. (tty::slave_alive): Make a non-inlined function. Check if tty pipe handles can be created as an additional exists check. * tty.h (tty::slave_alive): Just define here.
* * errno.cc (errmap): Add mapping for ERROR_IO_INCOMPLETE.Christopher Faylor2009-06-141-4/+7
| | | | | | | | | | | | | * fhandler.cc (fhandler_base::fcntl): Fix comment. (fhandler_base::wait_overlapped): Accept an optional len parameter. Use the len parameter when WriteFile fails with ERROR_IO_PENDING. Make debug output less alarming. (fhandler_base::write_overlapped): Pass len to wait_overlapped. * fhandler.h (fhandler_base::wait_overlapped): Add an optional argument denoting the number of characters intended to be written. * fhandler_tty.cc (fhandler_pty_master::close): Don't close archetype handles when cygwin is still initializing since the handles aren't actually opened at that point.
* * fhandler_console.cc (fhandler_console::ioctl): Properly treat TIOCLINUXChristopher Faylor2009-05-061-1/+1
| | | | | | argument as a char. * fhandler_tty.cc (fhandler_tty_slave::ioctl): Use coercion to properly set char value.
* ChangeLog:Corinna Vinschen2009-01-211-11/+1
| | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | * configure.in: Remove --enable-server option. Allways add the cygserver directory to $SUBDIRS. * configure: Regenerate. cygwin/ChangeLog: Remove USE_SERVER define. Accommodate throughout. * configure.in: Remove --enable-server option. * configure: Regenerate. * environ.cc: Remove CYGWIN=server setting. cygserver/ChangeLog: * client.cc (allow_server): Remove variable. (client_request_get_version::client_request_get_version): Drop checking allow_server. utils/ChangeLog: * passwd.c: Remove CYGWIN=server requirement from usage text. doc/ChangeLog: * cygserver.sgml: Remove the "How to use the Cygserver services" section. * cygwinenv.sgml: Move "(no)server" to the removed options section. * faq-programming.xml: Remove CYGWIN=server requirement for running the Cygwin testsuite. * ntsec.sgml: Ditto for using `passwd -R'.
* * fhandler_tty.cc (close_maybe): Check for both types of invalid handle beforeChristopher Faylor2008-08-271-7/+7
| | | | | | attempting CloseHandle. (fhandler_pty_master::setup): Only set inheritance on pty handles, not tty handles.
* * fhandler_tty.cc (fhandler_pty_master::setup): Reorganize so that allChristopher Faylor2008-07-261-20/+16
| | | | operations for each end of the pipe are grouped together.
* * fhandler_tty.cc (fhandler_pty_master::setup): Fix pipe inheritance.Corinna Vinschen2008-06-191-2/+2
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* Remove unneeded header files from source files throughout.Christopher Faylor2008-04-071-6/+0
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* * Fix copyright dates.Corinna Vinschen2008-04-011-1/+1
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* * dtable.cc: Define various device-related string constants as wide characterChristopher Faylor2008-03-221-3/+15
| | | | | | | | | | | | | | | | | | | | | constants. (dtable::init_std_file_from_handle): Reorganize pipe handling to try to catch special tty case. (build_fh_name_worker): Declare for common use. (build_fh_name): Define char version. (build_fh_name): Define (currently unused) UNICODE_STRING version. (decode_tty): Detect if pipe is actually a cygwin tty, returning the tty name in the buffer. (handle_to_fn): Reorganize to use wide characters. * dtable.h (build_fh_name): Declare (currently unused) UNICODE_STRING version. * fhandler_tty.cc (fhandler_pty_master::setup): Use fhandler_pipe::create_selectable to create a pipe with a given name. * pipe.cc (pipe_handler): Make returned handle inheritable. (fhandler_pipe::create_selectable): Take an optional name. Use a standard cygwin introducer for the name. * path.cc (path_conv::check): Make first argument const. * path.h (path_conv::check): Ditto for declaration. (path_conv::path_conv): Ditto for UNICODE_STRING version.
* * dtable.cc (dtable::init_std_file_from_handle): Set access toCorinna Vinschen2008-02-071-0/+2
| | | | | | | | read/write of handle is connected to a tty or console. * fhandler_dsp.cc (fhandler_dev_dsp::dup): Set open flags correctly after duplicating from archetype. * fhandler_tty.cc (fhandler_tty_slave::dup): Ditto. (fhandler_pty_master::dup): Ditto.
* * fhandler_tty.cc (fhandler_tty_slave::open): Use MAX_PATH instead ofCorinna Vinschen2007-12-051-2/+2
| | | | | | | | | | | | CYG_MAX_PATH for event name buffer size. (fhandler_pty_master::setup): Use MAX_PATH instead of CYG_MAX_PATH for mutex name buffer size. * netdb.cc: Drop old comment. (open_system_file): Set path buffer size to MAX_PATH instead of CYG_MAX_PATH. Drop conversion to posix path. Open file using win32 path. Fix typo in ChangeLog.
* * fhandler_tape.cc (mtinfo::initialize): Use MAX_PATH instead ofCorinna Vinschen2007-11-281-1/+1
| | | | | | | | | CYG_MAX_PATH. * fhandler_tty.cc (fhandler_pty_master::ptsname): Set buffer size to TTY_NAME_MAX. * syscalls.cc (ttyname): Eliminate the `+ 1' from the name buffer size since TTY_NAME_MAX already counts the trailing NUL. * libc/bsdlib.cc (openpty): Set pts buffer size to TTY_NAME_MAX.
* Change many cygheap allocation routines to their *_abort analogs.Christopher Faylor2007-11-261-2/+2
| | | | | | * cygheap.cc (cmalloc_abort): New function. (crealloc_abort): Ditto. (ccalloc_abort): Ditto.
* Throughout remove all usage of wincap.has_security.Corinna Vinschen2007-02-231-8/+4
| | | | | | | | | * environ.cc (environ_init): Drop setting allow_ntsec here. * grp.cc (initgroups32): Drop usage of label "out". * security.cc (allow_ntsec): Set to true by default. * syscalls.cc (seteuid32): Remove label success_9x. * wincap.cc: Remove has_security throughout. * wincap.h: Ditto.
* GCC 4.1 fixes.Christopher Faylor2006-07-171-1/+2
| | | | | | | | | | | | | | | | | | | * cygheap.h (cygheap_user): Remove unneeded class names from function declaration. * fhandler.h (fhandler_base): Ditto. (fhandler_dev_floppy): Ditto. (fhandler_console): Ditto. * wininfo.h (wininfo): Ditto. * exceptions.cc (sigpacket::process): Avoid compiler errors about gotos and initialization. * fhandler_fifo.cc (fhandler_fifo::open): Ditto. * fhandler_floppy.cc (fhandler_dev_floppy::ioctl): Ditto. * fhandler_tty.cc (fhandler_tty_slave::ioctl): Ditto. * mmap.cc (mmap64): Ditto. * pipe.cc (fhandler_pipe::open): Ditto. * spawn.cc (spawn_guts): Ditto. * sec_helper.cc: Fix some comments. (get_null_sd): Move file-scope static to only function where it is used.
* * fhandler.h (class dev_console): Add `metabit' indicating theCorinna Vinschen2006-07-031-3/+31
| | | | | | | | | | | | | current meta key mode. * fhandler_console.cc (fhandler_console::read): Set the top bit of the character if metabit is true. * fhandler_console.cc (fhandler_console::ioctl): Implement KDGKBMETA and KDSKBMETA commands. * fhandler_tty.cc (process_ioctl): Support KDSKBMETA. (fhandler_tty_slave::ioctl): Send KDGKBMETA and KDSKBMETA to the master. * include/cygwin/kd.h: New file for the meta key mode. * include/sys/kd.h: New file.
* * fhandler_tty.cc (fhandler_pty_master::close): Always closeChristopher Faylor2006-06-121-12/+6
| | | | from_master/to_master since we always have copies of these handles.
* * cygthread.cc (cygthread::terminate_thread): In debugging output, use name ofChristopher Faylor2006-06-031-19/+9
| | | | | | | | | | | | | | | | | | | | thread being terminated rather than thread doing terminating. * fhandler.h (fhandler_pty_master::slave): Delete. (fhandler_pty_master::get_unit): Ditto. (fhandler_pty_master::setup): Change argument declaration to accommodate new usage. * fhandler_tty.cc (fhandler_tty_master::init): Remove obsolete slave assignment. Pass argument to setup indicating that this is a tty. (fhandler_tty_slave::open): Use dev() method rather than referencing pc.dev directly. (fhandler_pty_master::open): Don't create archetype based on ptym device number. Set device number to use DEV_TTYM_MAJOR and tty number. Pass argument to setup indicating that this is a pty. (fhandler_pty_master::setup): Change single argument to a flag indicating whether we're creating a pty and use appropriately. Calculate 't' variable here rather than in caller. * fhandler_dsp.cc (fhandler_dev_dsp::open): Use dev() method rather than referencing pc.dev directly.
* * dcrt0.cc (dll_crt0_0): Call tty_list::init_session here.Christopher Faylor2006-06-031-14/+19
| | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | (dll_crt0_1): Reflect renaming from tty_init to tty::init_session. (do_exit): Reflect moving of tty_terminate into tty_list. * exceptions.cc (events_init): Move tty_mutex stuff elsewhere. * fhandler_console.cc (set_console_title): Use lock_ttys class. * fhandler_termios.cc (fhandler_termios::bg_check): Make debug output more accurate. * fhandler_tty.cc (fhandler_tty_slave::open): Reflect move of attach_tty into tty_list class. Don't attempt to grab master end of pty if master doesn't exist. (fhandler_pty_master::open): Reflect move of allocate_tty into tty_list class. Use lock_ttys::release to release mutex. Improve debugging output. (fhandler_pty_master::setup): Remove if 0'ed block. Fix argument to SetNamedPipeHandleState. * pinfo.cc (_pinfo::set_ctty): Lock ttys before setting sid/pgid. Improve debugging. Add temporary debugging. * tty.cc (tty_list::init_session): New function. (tty::init_session): Rename from tty_init. Reflect move of attach_tty to tty_list class. (tty::create_master): Rename from create_tty_master. (tty_list::attach): Rename from attach_tty. Reflect renaming of connect_tty to connect. Ditto for allocate_tty. (tty_terminate): Delete. (tty_list::terminate): Subsume tty_terminate. Use lock_ttys rather than manipulating mutex directly. (tty_list::allocate): Rename from allocate_tty. Use lock_ttys rather than manipulating mutex directly. Don't set sid here since linux apparently doesn't do this. Reflect move of create_tty_master into tty. (lock_ttys::lock_ttys): Define new constructor. (lock_ttys::release): New function. * tty.h (tty::exists): Return false immediately if !master_pid. (tty::set_master_closed): Define new function. (tty::create_master): Ditto. (tty::init_session): Ditto. (tty_list::mutex): New field. (tty_list::allocate): Define new function. (tty_list::connect): Ditto. (tty_list::attach): Ditto. (tty_list::init_session): Ditto. (lock_ttys): New class. (tty_init): Delete declaration. (tty_terminate): Ditto. (attach_tty): Ditto. (create_tty_master): Ditto.
* * fhandler_tty.cc (fhandler_pty_master::close): Don't close handles if we don'tChristopher Faylor2006-06-031-6/+18
| | | | | | | | | | own them. (fhandler_pty_master::setup): Make sure that original handle is closed when changing inheritance. (fhandler_pty_master::fixup_after_fork): Set from_master/to_master to arch value always. (fhandler_pty_master::fixup_after_exec): Clear from_master/to_master when close_on_exec.
* * cygheap.cc (init_cygheap::close_ctty): Remove obsolete code.Christopher Faylor2006-06-031-21/+8
| | | | | | | | | | | | * dcrt0.cc (child_info_spawn::handle_spawn): Signal ready after we've run fixup_after_exec. * dtable.cc (dtable::fixup_after_exec): Add debugging output. * fhandler_tty.cc (fhandler_pty_master::doecho): Use class version of to_master. (fhandler_tty_common::close): Remove obsolete code. (fhandler_tty_slave::fixup_after_exec): Don't close, since this is done in dtable's fixup_after_exec. (revisit later?) (fhandler_pty_master::fixup_after_exec): Ditto.
* * fhandler.cc (fhandler_base::fixup_after_exec): Declare here.Christopher Faylor2006-06-021-186/+226
| | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | * fhandler.h (fhandler_base::fixup_after_exec): Make non-inline. (fhandler_termios::fixup_after_fork): Delete declaration. (fhandler_termios::fixup_after_exec): Ditto. (fhandler_tty_common::inuse): Remove. (fhandler_tty_common::dup): Delete declaration. (fhandler_tty_common::fixup_after_fork): Ditto. (fhandler_tty_slave::fixup_after_exec): Declare new function. (fhandler_pty_master::dwProcessId): New variable. (fhandler_pty_master::from_master): Ditto. (fhandler_pty_master::to_master): Ditto. (fhandler_pty_master::setup): New function. (fhandler_pty_master::fixup_after_fork): Ditto. (fhandler_pty_master::fixup_after_exec): Ditto. * fhandler_termios.cc (fhandler_termios::fixup_after_exec): Delete definition. (fhandler_termios::fixup_after_fork): Ditto. * fhandler_tty.cc (fhandler_tty_master::init): Use fhandler_pty_master setup function rather than obsolete tty::common_init. Delete obsolete inuse setting. (fhandler_tty_slave::fhandler_tty_slave): Set inuse to NULL here. (fhandler_tty_slave::open): Change debugging output for clarity. Check for different things when doing a sanity check on the tty. Reflect the fact that master_pid now is the cygwin pid rather than the windows pid. Use "arch" rather than "archetype" for consistency. (fhandler_tty_slave::close): Close inuse here. (fhandler_tty_slave::dup): Remove old if 0'ed code. (fhandler_pty_master::dup): New function. Handles pty master archetype. (fhandler_pty_master::fhandler_pty_master): Zero pty_master specific fields. (fhandler_pty_master::open): Implement using archetypes, similar to slave. Use fhandler_pty_master setup function rather than obsolete tty::common_init. Don't set inuse. (fhandler_tty_common::close): Don't deal with inuse. Delete old if 0'ed code. (fhandler_pty_master::close): Implement using archetypes. Close from_master and to_master. (fhandler_tty_common::set_close_on_exec): Just set close_on_exec flag here since everything uses archetypes now. (fhandler_tty_common::fixup_after_fork): Delete definition. (fhandler_tty_slave::fixup_after_exec): Define new function. (fhandler_pty_master::setup): New function, derived from tty::common_init. (fhandler_pty_master::fixup_after_fork): New function. (shared_info.h): Reset SHARED_INFO_CB to reflect new tty size. * tty.cc (tty_list::terminate): Close individual handles from tty_master. (tty::master_alive): Delete. (tty::make_pipes): Ditto. (tty::common_init): Ditto. * tty.h (tty::from_slave): Delete. (tty::to_slave): Ditto. (tty::common_init): Delete declaration. (tty::make_pipes): Ditto. (tty::master_pid): Define as pid_t since it is now a cygwin pid.
* * child_info.h (_CI_SAW_CTRL_C): New enum.Christopher Faylor2006-05-221-0/+7
| | | | | | | | | | | | | | | | | (CURR_CHILD_INFO_MAGIC): Reset. (saw_ctrl_c): New function. (set_saw_ctrl_c): Ditto. * sigproc.cc (child_info::proc_retry): Return EXITCODE_OK if we get STATUS_CONTROL_C_EXIT and we actually saw a CTRL-C. * spawn.cc (dwExeced): Delete. (chExeced): New variable. (spawn_guts): Set chExeced; * exceptions.cc (dwExeced): Delete declaration. (chExeced): Declare. (ctrl_c_handler): Detect if we're an exec stub process and set a flag, if so. * fhandler_tty.cc (fhandler_tty_common::__release_output_mutex): Add extra DEBUGGING test. * pinfo.cc: Fix comment.
* * fhandler_tty.cc (fhandler_tty::close): Remove problematic hExeced guard.Christopher Faylor2006-05-201-12/+14
|
* * fhandler_tty.cc (fhandler_tty_slave::open): Reinstate call to need_invisibleChristopher Faylor2006-05-201-1/+3
| | | | on first pty open.
* * child_info.h (CURR_CHILD_INFO_MAGIC): Regenerate.Christopher Faylor2006-03-181-3/+1
| | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | (child_info::retry): Move here from fork subclass. (child_info::exit_code): New field. (child_info::retry_count): Max retry count for process start. (child_info::proc_retry): Declare new function. (child_info_fork::retry): Move to parent. (child_info_fork::fork_retry): Ditto. * dcrt0.cc (child_info::fork_retry): Rename and move. (child_info_fork::handle_failure): Move. (dll_crt0_0): Initialize console handler based on whether we have a controlling tty or not. Avoid nonsensical check for fork where it can never occur. * environ.cc (set_proc_retry): Rename from set_fork_retry. Set retry_count in child_info. (parse_thing): Reflect above change. * exceptions.cc (dummy_ctrl_c_handler): Remove unused variable name. (ctrl_c_handler): Always return TRUE for the annoying CTRL_LOGOFF_EVENT. * fhandler_termios.cc (fhandler_termios::tcsetpgrp): Remove call to init_console_handler. * fhandler_tty.cc (fhandler_tty_slave::open): Just call mange_console_count here and let it decide what to do with initializing console control handling. * fork.cc (fork_retry): Remove definition. (frok::parent): Define static errbuf and use in error messages (not thread safe yet). Close pi.hThread as soon as possible. Protect pi.hProcess as soon as possible. Don't set retry_count. That happens automatically in the constructor now. Accommodate name change from fork_retry to proc_retry. * init.cc (dll_entry): Turn off ctrl-c handling early until we know how it is supposed to be handled. * pinfo.cc (_pinfo::dup_proc_pipe): Remember original proc pipe value for failure error message. Tweak debug message slightly. * sigproc.cc (child_info::retry_count): Define. (child_info::child_info): Initialize retry count. (child_info::sync): Set exit code if process dies before synchronization. (child_info::proc_retry): Rename from child_info_fork::fork_retry. Use previously derived exit code. Be more defensive about what is classified as an error exit. (child_info_fork::handle_failure): Move here from dcrt0.cc. * spawn.cc (spawn_guts): Maintain error mode when starting new process to avoid annoying pop ups. Move deimpersonate call within new loop. Move envblock freeing to end. Loop if process dies prematurely with bad exit code. * syscalls.cc (init_console_handler): Remove hopefully unneeded call to init_console_handler.
* copyrightChristopher Faylor2006-01-121-1/+2
|
* * fhandler_tty.cc (fhandler_tty_slave::dup): Don't assign a controllingChristopher Faylor2006-01-081-0/+2
| | | | terminal to a process when duped. Linux doesn't do this, so we won't either.
* * fhandler_tty.cc (fhandler_tty_common::__acquire_output_mutex): Use straceChristopher Faylor2005-12-291-2/+2
| | | | | method rather than accessing field directly. (fhandler_tty_common::__release_output_mutex): Ditto.
* *** cygwin DLL Changes:Christopher Faylor2005-12-291-1/+1
| | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | * child_info.h (CURR_CHILD_INFO_MAGIC): Reset. (child_info::dwProcessId): Delete. (child_info::straced): New variable. (child_info::handle_fork): New member function. * dcrt0.cc (in_forkee): New global variable. (__cygwin_user_data::forkee): Mark as obsolete. (do_global_ctors): Use in_forkee rather than user_data->forkee. (get_cygwin_startup_info): Ditto. Deal with new straced field to allow strace to deal with children of attached processes. (initial_env): Accommodate changes to strace::hello. (child_info_fork::handle_fork): Rename from plain old 'handle_fork'. Move alloc_stack() call elsewhere. (dll_crt0_0): Fill out more of user_data. Reference handle_fork via fork_info. Add some debugging output. (_dll_crt0): Don't wait for sync thread if sync_startup is invalid. Zero sync_startup here. Call alloc_stack() here, if appropriate. (dll_crt0_1): Use in_forkee rather than user_data->forkee. (dll_crt0): Ditto. * malloc_wrapper.cc (malloc_init): Ditto. * dll_init.cc (in_forkee): Remove local static version of this variable. (dll_list::load_after_fork): Don't set in_forkee here. * external.cc (cygwin_internal): Use strace method rather than accessing field directly. * fhandler.cc (fhandler_base::read): Ditto. * fhandler_tty.cc (fhandler_tty_common::__acquire_output_mutex): Ditto. * fork.cc (frok::parent): Invoke strace write_childpid to communicate with potential strace. (child_copy): Add more detail to debugging output. * init.cc (calibration_id): New static variable. (prime_threads): Set sync_startup to invalid handle if we already know about thread_func_ix. Use static calibration_id to hold calibration thread id. * munge_threadfunc (munge_threadfunc): Don't try to debug if we don't find threadfunc_ix. (dll_entry): Avoid calling munge_threadfunc and _cygtls::remove on non-cygwin threads invoked during process startup. * pinfo.cc (set_myself): Always call strace.hello here regardless of DEBUGGING. * sigproc.cc (child_info::child_info): Remove spurious handling of dwProcessId. Set straced as appropriate. * spawn.cc (spawn_guts): Rename ciresrv to ch. Invoke strace write_childpid to communicate with potential strace. * strace.cc: Include child_info.h. (strace::hello): Remove inited test. Use active() method to test if strace has been activated. Handle case where we are started before (mypid): New function. (strace::vsprntf): Try to deal more intelligently with case where progname may not be filled out. Put pid in parentheses if it is a windows pid rather than a cygwin pid. myself has been filled out. (strace::write_childpid): New function for notifying strace about the creation of children. (strace::vprntf): Use strace method rather than accessing field directly. (strace_printf): Ditto. (strace::wm): Ditto. * winsup.h (in_forkee): Declare. * include/sys/strace.h (strace::write_childpid): Declare new function. (strace::attached): Define new function. (strace::active): Ditto. (strace::active_val): Ditto. (_STRACE_ON): Delete. (_STRACE_OFF): Ditto. (define_strace0): Use strace method rather than accessing field directly. (strace_printf_wrap): Ditto. (strace_printf_wrap1): Ditto. *** cygwin utils changes: * strace.cc (nprocesses): Make static global. (quiet): New variable. (strace_active): Ditto. (add_child): Increment nprocesses here. Don't add a child if it is already added (windows bug?). Report on child if not quiet. (get_child): Just return NULL if child not found. (remove_child): Report on child if not quiet. (attach_process): Don't complain if given a windows process. Use windows pid in error. (handle_output_debug_string): Issue error if trying to manipulate a process that we don't know about. Handle _STRACE_CHILD_PID - attach to reported child when we get this. (proc_child): Move nprocesses to file scope. Report on exceptions. (longopts): Implement "--quiet". (opts): Implement "-q". (main): Manipulate quiet flag. * utils.sgml (strace): Add words describing '-q'.
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