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* * cygwin.din: Export getpriority and setpriority.Corinna Vinschen2005-01-254-1/+19
| | | | | | | | | | | | | | | | | | | | | | * fork.cc (fork_parent): Copy parent's nice value into child. * spawn.cc (spawn_guts): Ditto. * miscfuncs.cc (winprio_to_nice): New function. (nice_to_winprio): Ditto. * pinfo.cc (pinfo_init): If parent is not a Cygwin process, set default nice value according to current Win32 priority class. * pinfo.h (class _pinfo): Add nice member. * syscalls.cc (setpriority): New function, only implementing PRIO_PROCESS for now. (getpriority): Ditto. (nice): Just call setpriority. * wincap.h (wincaps::has_extended_priority_class): New element. * wincap.cc: Implement above element throughout. * winsup.h: Add prototypes for winprio_to_nice and nice_to_winprio. * include/limits.h (NZERO): New define. * include/cygwin/types.h (id_t): New datatype. * include/cygwin/version.h: Bump API minor version. * include/sys/resource.h: Add PRIO_XXX defines and prototypes for getpriority and setpriority.
* * init.cc (dll_entry): Remove unused extern.Christopher Faylor2005-01-161-1/+1
| | | | | | | | | | | | | | | | | | | | | | * include/sys/cygwin.h: Remove PID_ZOMBIE. * pinfo.h: Rename EXITCODE_* defines. (pinfo::set_exit_state): Remove parameter. * pinfo.cc (set_exit_state): Remove parameter. Reverse sense of test so that exitcode is checked for having been set rather than not having been set. Set flag when exitcode has been established. Don't set PID_STATE here. (pinfo::init): Remove exitcode initialization. (pinfo::exit): Reflect change in EXITCODE_* naming. Set flag when exitcode has been established. Reflect change in arguments to set_process_state. (proc_waiter): Reflect change in arguments to set_process_state. Set process_state here and only here. * fhandler_process.cc (fhandler_process::fill_filebuf): Reflect removal of PID_ZOMBIE define. (format_process_stat): Ditto. (format_process_status): Ditto. * sigproc.cc (pid_exists): Ditto. (stopped_or_terminated): Ditto. Make sure that only low-order 16 bits of exitcode are used. * spawn.cc (spawn_guts): Reflect change in EXITCODE_* naming.
* * cygwin.din: Add utmpx symbols.Corinna Vinschen2004-12-154-21/+90
| | | | | | | | | | | | | | | | | | | * syscalls.cc: Include utmpx.h. Implement utmpx functions as stubs to utmp functions. (copy_ut_to_utx): New static function. (pututline): Change from void to struct utmp * as on Linux. (setutxent): New function. (endutxent): New function. (getutxent): New function. (getutxid): New function. (getutxline): New function. (pututxline): New function. * include/utmpx.h: New file. * include/cygwin/utmp.h: New file. * include/cygwin/version.h: Bump API minor number. * include/sys/utmp.h: Include cygwin/utmp.h. Move stuff common with utmpx functionality there. (pututline): Declare struct utmp *.
* * include/sys/strace.h: Don't output paranoid_printf by default.Christopher Faylor2004-12-101-1/+1
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* * sigproc.cc (mychild): Reimplement as list scan.Christopher Faylor2004-12-051-18/+18
| | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | (proc_subproc): Don't mess with pinfo if it's myself. * child_info.h (child_info_types): Label enum for _PROC constants. (child_info::child_info): New constructor. (child_info::~child_info): New destructor. (child_info::sync): Declare new function. (child_info_fork::child_info_fork): New constructor. (child_info_spawn::child_info_spawn): Remove old constructor. (child_info_spawn::child_info_spawn): New constructor. * dcrt0.cc (dll_crt0_0): Use correct sizeof when doing sanity check on passed in child_info. Signal readiness to parent when not forking (and not spawning). * fork.cc (sync_with_child): Delete. (resume_child): Remove extra argument. (sync_with_parent): Use child_info method to sync with parent. (fork_child): Don't close fork_info->subproc_ready since that is now handled by the destructor. (fork_parent): Remove subproc_ready stuff. Use child_info sync method for waiting.. Set start time here for child. Rename "forked" to "child". (fork): Check ch.subproc_ready for validity here. * pinfo.h (_pinfo::exec_sendsig): Temp storage for exec stub which may be staying around to handle non-cygwin captive process. (_pinfo::exec_dwProcessId): Ditto. (_pinfo::_lock): Renamed from lock. (_pinfo::lock): New method. (_pinfo::unlock): Ditto. (_pinfo::initialize_lock): Ditto. * pinfo.cc (set_myself): Use initialize_lock method to initialize myself lock. Set "exec" fields in _pinfo to zero to indicate that we've started successfully. Set start time here when appropriate. (_pinfo::commune_send): Use pinfo lock/unlock methods. (proc_waiter): Remove special case for non-cywin processes. Reinstitute handling for PID_NOCLDSTOP. * sigproc.cc (proc_subproc): Set proper EAGAIN errno when process table is filled. (sig_send): Use exec_* fields from _pinfo for sending signals if the the _pinfo sendsig never materializes. (child_info::child_info): New constructor, renamed from init_child_info. Zeroes child_info structure and sets appropriate fields in structure based on chtype. (child_info::~child_info): New destructor. Closes subproc_ready if it exists. (child_info_fork::child_info_fork): New constructor. (child_info_spawn::child_info_spawn): New constructor. (child_info::ready): New function. Signals parent when child is ready. (child_info::sync): New function. Wait for child to signal us or process to die. (remove_proc): Remove closing of hProcess since this should now be handled shortly after process creation. * spawn.cc (spawn_guts): Use child_info_spawn constructor rather than init_child_info. Save exec_sendsig and exec_dwProcessId in execing _pinfo. Rely on child_info constructor to properly set parent_wr_proc_pipe in ciresrv. Revert to previous determination on whether to start a process in suspended mode. Remove reparenting stuff. Just keep a stub around if starting a non-cygwin process.
* * include/features.h: Include sys/cdefs.h, like linux.Christopher Faylor2004-12-011-1/+2
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* * child_info.h (child_info_spawn::hexec_proc): Eliminate.Christopher Faylor2004-11-262-2/+3
| | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | * dcrt0.cc (dll_crt0_0): Remove hexec_proc stuff. * fork.cc (fork_child): Remove call to pinfo_fixup_after_fork. * pinfo.cc (set_myself): Close and zero pid_handle if set. (pinfo_fixup_after_fork): Delete. (proc_waiter): Don't close vchild.hProcess here. Do that when we are remove the vchild from procs. Save hProcess as pid_handle only on first reparent operation. (pinfo::wait): Don't set pid_handle here. (pinfo::alert_parent): Always try to send signal. If unsuccessful then close and zero wr_proc_pipe. * pinfo.h (pinfo::pinfo): Make sure that appropriate parts of the class are zeroed on construction. (pinfo::alert_parent): Take char argument. (pinfo_fixup_after_fork): Delete declaration. (hexec_proc): Ditto. * sigproc.cc (remove_proc): Close pid_handle and hProcess if appropriate. * spawn.cc (spawn_guts): Set cygheap->pid_handle on first exec. * cygheap.h (init_cygheap::pid_handle): New element. * pinfo.cc (set_myself): Clear previously existing cygheap->pid_handle when a new process has been started. (pinfo::wait): Make sure that a handle to the newly forked/spawned process is kept around so that the pid will not be reused. * pinfo.h (_pinfo::pid_handle): Move. (pinfo::pid_handle): to here. * spawn.cc (spawn_guts): Create a pid_handle in cygheap prior to spawning to ensure that the pid does not get reused during the lifetime of the "cygwin pid". * pinfo.h (pinfo::alert_parent): New function. * exceptions.cc (sig_handle_tty_stop): Use alert_parent to send "signals" to parent. * fork.cc (fork_parent): Don't close pi.hProcess. Let the waiter thread do that. * pinfo.cc (proc_waiter): Detect case where process exits without setting the exit code and use value from GetExitCodeProcess. Reluctantly implement __SIGREPARENT. (pinfo::alert_parent): Define. * sigproc.h (__SIGREPARENT): New enum. * spawn.cc (spawn_guts): Send reparent signal to parent on exec. Always create process in suspended state to avoid races. Remove cygthread.h in favor of cygtls.h throughout since cygtls now includes cygthread.h. Eliminate ppid_handle usage throughout. * child_info.h: Regenerate magic number (child_info): Remove pppid_handle. * cygthread.h (cygthread::release): New method. Frees thread without waiting. * cygthread.cc (cygthread::stub): Set _ctinfo in _mytls to point to information for executing thread. Don't call SetEvent if thread is no longer in use. (cygthread::simplestub): Ditto. * cygtls.h (_cygtls::_ctinfo): New element contains pointer to information about executing cygthread, if any. * dcrt0.cc: Remove last vestiges of per_thread stuff. (dll_crt0_0): Ditto. Remove accommodation for ppid_handle. (do_exit): Remove obsolete reparenting test. (_exit): Exit with a more SUSv3-like exit value. * dtable.cc (dtable::stdio_init): Check for myself->cygstarted rather than myself->ppid_handle to see if we were started by a cygwin process. * exceptions.cc (open_stackdumpfile): Ditto. (handle_exceptions): Ditto. (ctrl_c_handler): Ditto. (sig_handle_tty_stop): Ditto. Let parent send signal to itself on STOP. (sigpacket::process): Comment out vfork test. (signal_exit): Use more SUSv3-like exit value on signal. * external.cc (fillout_pinfo): Don't set hProcess. * fork.cc: Remove VFORK cruft. (per_thread::set): Delete. (fork_child): Remove perthread stuff. (fork_parent): Remove obsolete subproc_init. Accommodate new method for tracking subprocesses. * pinfo.cc (set_myself): Accommodate new pinfo/_pinfo layout. Set some things here that used to be set in wait_sig. (_pinfo::exit): Set exitcode here. Close process pipe. (_pinfo::commune_send): Accommodeate new pinfo/_pinfo layout. (proc_waiter): New function. Waits, in a thread for subprocess to go away. (pinfo::wait): New function. Initialization for proc_waiter. * pinfo.h (_pinfo::exitcode): New element. (_pinfo::cygstarted): Ditto. (_pinfo::wr_proc_pipe): Ditto. (_pinfo::ppid_handle): Delete. (_pinfo::hProcess): Delete. (_pinfo::lock): Delete. (pinfo::hProcess): New element. (pinfo::lock): Ditto. (pinfo::wait): Declare new function. (pinfo::preserve): Define new function. * sigproc.cc: Remove old stuff from wait_subproc thread based method. (zombies): Remove. (procs): New. (my_parent_is_alive): Just check that the parent pid exists. (mychild): Just use pinfo methods to determine if child is mine. (proc_subproc): Revamp PROC_ADDCHILD to use pinfo::wait. Remove PROC_CHILDTERMINATED logic. Use different method to remove processes from list when SIGCHLD == SIG_IGN. (proc_terminate): Gut. (subproc_init): Delete. (init_child_info): Remove setting of pppid_handle. (checkstate): Revamp to only scan procs array. (remove_proc): Rename from remove_zombie. Don't close hProcess or pid_handle. Don't release memory if it's myself. (stopped_or_terminated): Change logic to handle new consolidated proc/zombie array. (wait_subproc): Delete. * sigproc.h: Remove obsolete EXIT_* defines. (subproc_init): Remove declaration. * spawn.cc (spawn_guts): Remove reparenting stuff. Use standard wait logic to wait for child if started from a non-cygwin process. * tlsoffsets.h: Regenerate. * tty.cc (tty_init): Check for myself->cygstarted rather than myself->ppid_handle to see if we were started by a cygwin process. * include/sys/signal.h (external_pinfo::exitcode): Replace hProcess. * include/sys/wait.h (WCOREDUMP): Define. * fhandler_tty.cc (fhandler_tty_slave::read): Add debugging output for timeout case. * signal.cc (abort): Flag that we are exiting with the ABORT signal.
* * include/cygwin/version.h: Bump DLL minor number to 13.Christopher Faylor2004-11-111-1/+1
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* fix erroneous checkinChristopher Faylor2004-10-041-1/+1
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* * include/cygwin/signal.h: Add siginterrupt definition.Christopher Faylor2004-10-041-1/+2
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* * autoload.cc (EnumProcessModules): Add.Corinna Vinschen2004-09-141-0/+1
| | | | | * dlfcn.cc (dlsym): Handle RTLD_DEFAULT using EnumProcessModules(). * include/dlfcn.h (RTLD_DEFAULT): Define to NULL.
* * include/cygwin/version.h: Bump DLL minor number to 12.Christopher Faylor2004-09-051-1/+1
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* * include/cygwin/version.h: REALLY bump dll minor version to 11.Christopher Faylor2004-06-091-1/+1
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* * include/cygwin/ipc.h: Make IPC_INFO visible only for ipc systemCorinna Vinschen2004-06-081-0/+2
| | | | utilities, to make it consistent with declaration of struct seminfo.
* * include/cygwin/ipc.h (IPC_KEY_IS_SHMID): Redefine to a more sensibleCorinna Vinschen2004-06-031-3/+3
| | | | value.
* * winbase.h: Semi-revert previous patch as it caused strange behavior. UseChristopher Faylor2004-05-251-1/+1
| | | | syntax similar to that recommended in mingw-dvlpr.
* * include/cygwin/version.h: Bump DLL minor number to 11.Christopher Faylor2004-05-251-1/+1
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* * include/cygwin/version.h: Bump api minor version number.Christopher Faylor2004-05-251-1/+2
| | | | * cygwin.din: Export atoll.
* * cygwin.din: Add symbols flockfile, ftrylockfile, funlockfile,Corinna Vinschen2004-05-174-1/+24
| | | | | | | | | | | | | | | | | | getgrgid_r, getgrnam_r and getlogin_r. * grp.cc (getgrgid_r): New function. (getgrnam_r): Ditto. * syscalls.cc (flockfile): Ditto. (ftrylockfile): Ditto. (funlockfile): Ditto. * sysconf.cc (sysconf): Return LOGIN_NAME_MAX in case of _SC_LOGIN_NAME_MAX. * thread.cc (__cygwin_lock_trylock): Define int. Return value from call to pthread_mutex_trylock. * uinfo.cc (getlogin_r): New function. * include/limits.h: Define LOGIN_NAME_MAX. * include/cygwin/version.h: Bump API minor number. * include/sys/lock.h: Add declarations for __cygwin_lock_xxx functions. * include/sys/stdio.h: Add define for _ftrylockfile.
* * include/cygwin/mtio.h (GMT_ASYNC): New define.Corinna Vinschen2004-04-191-1/+2
| | | | (MT_ST_ASYNC_WRITES): Remove "Not supported" comment.
* * autoload.cc (NtSetSecurityObject): Add.Corinna Vinschen2004-04-141-0/+5
| | | | | | | | | | | | | * fhandler_disk_file.cc (fhandler_disk_file::fchmod): Only request READ_CONTROL rights when opening the file. * ntdll.h (NtSetSecurityObject): Add declaration. * security.cc (write_sd): Call NtSetSecurityObject instead of BackupWrite. (get_nt_object_security): Don't free security descriptor here. * syscalls.cc (ttyname): Use buffer of length TTY_NAME_MAX + 1. * sysconf.cc (sysconf): Handle _SC_TTY_NAME_MAX request. * include/limits.h: Define TTY_NAME_MAX and _POSIX_TTY_NAME_MAX.
* * cygwin.din: Export rand_r and ttyname_r.Corinna Vinschen2004-04-141-1/+2
| | | | | | * syscalls.cc (ttyname_r): New function. (ttyname): Move functionality to ttyname_r. Call it from here. * include/cygwin/version.h: Bump API minor number.
* * shm.cc (shmat): If shmid is unknown, call a special variationCorinna Vinschen2004-03-301-0/+3
| | | | | | | of shmget to retrieve the shared memory segment from Cygserver instead of failing immediately. * include/cygwin/ipc.h (IPC_KEY_IS_SHMID): New internal flag for shmget when called from shmat.
* * errno.cc (errmap): Map ERROR_SHARING_VIOLATION to EBUSY,Corinna Vinschen2004-03-262-11/+49
| | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | ERROR_EOM_OVERFLOW and ERROR_NO_DATA_DETECTED to EIO. Add mappings for ERROR_NO_MEDIA_IN_DRIVE, ERROR_DEVICE_REQUIRES_CLEANING and ERROR_DEVICE_DOOR_OPEN. * fhandler.h (class fhandler_dev_raw): Drop varblkop member. (fhandler_dev_raw::is_eom): De-virtualize. (fhandler_dev_raw::is_eof): Ditto. (class fhandler_dev_tape): Drop lasterr and dp member. Add mt_mtx member. Drop all private methods formerly used by ioctl. (fhandler_dev_tape::is_rewind_device): Use get_minor for clarity. (fhandler_dev_tape::driveno): New method. (fhandler_dev_tape::drive_init): New method. (fhandler_dev_tape::clear): Remove method. (fhandler_dev_tape::is_eom): Ditto. (fhandler_dev_tape::is_eof): Ditto. (fhandler_dev_tape::write_file): Ditto. (fhandler_dev_tape::read_file): Ditto. (fhandler_dev_tape::_lock): New method. (fhandler_dev_tape::unlock): New method. (fhandler_dev_tape::raw_read): New method. (fhandler_dev_tape::raw_write): New method. * fhandler_raw.cc (fhandler_dev_raw::is_eom): New method. (fhandler_dev_raw::is_eof): New method. (fhandler_dev_raw::open): Allow setting write through option by using the O_TEXT flag as ... flag. (fhandler_dev_raw::writebuf): Remove usage of varblkop and other tape specific code. (fhandler_dev_raw::raw_read): Ditto. (fhandler_dev_raw::dup): Ditto. * fhandler_tape.cc: Rewrite tape operations entirely. Implement new tape driver classes mtinfo, mtinfo_drive and mtinfo_part. Reduce fhandler_dev_tape methods to mostly just calling appropriate mtinfo_drive methods. (mtinfo_init): New function adding the mtinfo shared memory area. * mtinfo.h: New file, containing the definition of the new tape driver classes. * shared.cc: Include mtinfo.h. (offsets): Add entry for mtinfo shared memory area. (memory_init): Call mtinfo_init. * shared_info.h (shared_locations): Add SH_MTINFO shared location. * include/cygwin/mtio.h: Change and add various comments. Add GMT_xxx macros for new generic flags. Add MT_ST_xxx bitfield definitions for MTSETDRVBUFFER ioctl. * include/cygwin/version.h: Bump API minor version number.
* add missing filesChristopher Faylor2004-03-263-0/+81
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* * include/cygwin/version.h: Bump DLL minor number to 10.Christopher Faylor2004-03-191-1/+1
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* * include/cygwin/version.h: Bump DLL minor number to 9.Christopher Faylor2004-03-171-1/+1
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* Fix ChangeLog dates.Corinna Vinschen2004-03-152-3/+6
| | | | | | | | | | | | | | | | | | | | | | | | | | | | | * fhandler.h (fhandler_dev_tape::tape_get_pos): Declare with extra parameter for partition number. (fhandler_dev_tape::_tape_set_pos): Ditto. (fhandler_dev_tape::tape_partition): New method. (fhandler_dev_tape::tape_set_partition): New method. * fhandler_tape.cc (fhandler_dev_tape::open): Call private methods directly instead of ioctl. (fhandler_dev_tape::ioctl): Use long erase on MTERASE by default. Don't use absolute positioning on MTSEEK. Call tape_set_partition on MTSETPART, tape_partition on MTMKPART. (fhandler_dev_tape::tape_get_pos): Add partition number parameter. Prefer logical position information over absolute position information. Return partition number. (fhandler_dev_tape::_tape_set_pos): Add partition number parameter. Use in SetTapePosition. (fhandler_dev_tape::tape_set_pos): Remove special TAPE_ABSOLUTE_BLOCK handling. (fhandler_dev_tape::tape_erase): Rewind before erasing. (fhandler_dev_tape::tape_status): Rearrange slightly. Try to get a MediaType even if no tape is loaded. Store active partition in mt_resid as on Linux. (fhandler_dev_tape::tape_partition): New method. (fhandler_dev_tape::tape_set_partition): New method. * include/cygwin/mtio.h: Fix copyright. Add comment to explain mt_resid content. * include/cygwin/version.h: Bump API minor number.
* * errno.cc (errmap): Map ERROR_BEGINNING_OF_MEDIA andCorinna Vinschen2004-03-141-3/+72
| | | | | | | | | | | | | | | | | | | | | | ERROR_SETMARK_DETECTED to EIO instead of ESPIPE. Handle ERROR_FILEMARK_DETECTED. * fhandler_tape.cc (TAPE_FUNC): Add comment that ERROR_BUS_RESET has still to be handled correctly. (fhandler_dev_tape::open): Accomodate fact that get.mt_dsreg also contains density code. (fhandler_dev_tape::ioctl): Rearrange slightly. Reset devbuf also on MTNOP, MTWSM, MTSETBLK, MTSETDRVBUFFER, MTSETPART and MTMKPART. (fhandler_dev_tape::tape_set_pos): Rearrange. Match behaviour to the Linux tape driver. (fhandler_dev_tape::tape_status): Call IOCTL_STORAGE_GET_MEDIA_TYPES_EX if available. Return device type and density code in appropriate mtget members. * wincap.h (wincaps::has_ioctl_storage_get_media_types_ex): New element. * wincap.cc: Implement above element throughout. * include/cygwin/mtio.h: Add tape device types as returned by IOCTL_STORAGE_GET_MEDIA_TYPES_EX. (MT_TAPE_INFO): Use above type codes. (struct mtget): Change mt_dsreg comment.
* * fhandler_serial.cc (fhandler_serial::ioctl): Implement TIOCSBRK and TIOCCBRK.Christopher Faylor2004-03-091-0/+2
| | | | * include/sys/termios.h: Define TIOCSBRK and TIOCCBRK.
* * include/pthread.h (PTHREAD_RECURSIVE_MUTEX_INITIALIZER_NP):Thomas Pfaff2004-03-041-1/+4
| | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | New define. (PTHREAD_NORMAL_MUTEX_INITIALIZER_NP): Ditto. (PTHREAD_ERRORCHECK_MUTEX_INITIALIZER_NP): Ditto. * thread.cc (pthread_mutex::is_good_initializer): Check for all posssible initializers (pthread_mutex::is_good_initializer_or_object): Ditto. (pthread_mutex::is_good_initializer_or_bad_object): Ditto. (verifyable_object_isvalid): Support up to three static initializers. (verifyable_object_isvalid (void const *,long)): Remove. (pthread_cond::is_good_initializer_or_bad_object): Remove unneeded objectState var. (pthread_cond::init): Condition remains unchanged when creation has failed. (pthread_rwlock::is_good_initializer_or_bad_object): Remove unneeded objectState var. (pthread_rwlock::init): Rwlock remains unchanged when creation has failed. (pthread_mutex::init): Remove obsolete comment. Mutex remains unchanged when creation has failed. Add support for new initializers. (pthread_mutex_getprioceiling): Do not create mutex, just return ENOSYS. (pthread_mutex_lock): Simplify. (pthread_mutex_trylock): Remove unneeded local themutex. (pthread_mutex_unlock): Just return EPERM if mutex is not initialized. (pthread_mutex_setprioceiling): Do not create mutex, just return ENOSYS. * thread.h (verifyable_object_isvalid): Support up to three static initializers. (verifyable_object_isvalid (void const *,long)): Remove prototype. (pthread_mutex::init): Add optional initializer to parameter list.
* * exceptions.cc (setup_handler): Signal event for any sigwaitinfo if it existsChristopher Faylor2004-02-263-1/+9
| | | | | | | | | | | | | | | | | | | | | to force signal to be handled. Zero event here to prevent races. * signal.cc (sigwaitinfo): Use local handle value for everything since signal thread could zero event element at any time. Detect when awaking due to thread not in mask and set return value and errno accordingly. Don't set signal number to zero unless we've recognized the signal. * sigproc.cc (sigq): Rename from sigqueue throughout. * thread.cc (pthread::join): Handle signals received while waiting for thread to terminate. * cygwin.din: Export sighold, sigqueue. * exceptions.cc (sighold): Define new function. * signal.cc (handle_sigprocmask): Set correct errno for invalid signal. Simplify debugging output. (sigqueue): Define new function. * include/cygwin/signal.h (sighold): Declare new function. (sigqueue): Ditto. * include/cygwin/version.h: Bump API minor version number. * include/limits.h (TIMER_MAX): Define. (_POSIX_TIMER_MAX): Ditto.
* * dcrt0.cc (_dll_crt0): Don't check sync_startup if threadfunc_ix is set.Christopher Faylor2004-02-251-1/+2
| | | | | * external.cc (cygwin_internal): Implement CW_GET_BINMODE. * include/sys/cygwin.h: Declare CW_GET_BINMODE.
* * cygwin.din: Make many more functions SIGFE.Christopher Faylor2004-02-051-3/+5
| | | | * include/cygwin/version.h (CYGWIN_VERSION_SHARED_DATA): Bump.
* * Makefile.in (DLL_OFILES): Add strsig.o.Christopher Faylor2004-02-032-2/+9
| | | | | | | | | | | | * cygtls.h (_local_storage::signamebuf) New element. * sysconf.cc (sysconf): Implement _SC_RTSIG_MAX. * tlsoffset.h: Regenerate. * include/limits.h (_POSIX_RTSIG_MAX): New define. (RTSIG_MAX): Ditto. * include/cygwin/signal.h (SIGRTMIN): New define. (SIGRTMAX): Ditto. (NSIG): Bump. * strsig.cc: New file.
* change comment.Christopher Faylor2004-01-221-2/+2
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* * dcrt0.cc (reent_data): Make global.Christopher Faylor2004-01-221-1/+2
| | | | * cygwin.din: Reexport reent_data.
* * include/cygwin/version.h: Bump DLL minor number to 8.Christopher Faylor2004-01-201-1/+1
| | | | | | | | | | * cygmalloc.h: Make more concessions to attempts to get debugging malloc working. * debug.h: Ditto. * dlmalloc.cc: Ditto. * dlmalloc.h: Ditto. * malloc_wrapper.cc: Ditto. * perthread.h (perthread::create): Use calloc to ensure zeroed memory.
* * sigproc.cc (sigproc_terminate): Don't close sendsig handle when execing sinceChristopher Faylor2004-01-191-1/+1
| | | | | | | | | | | | | we're not closing what we think we're closing. (sig_send): Improve debugging when exiting due to no_signals_available. * wincap.h (wincaps::cant_debug_dll_entry): New element. * wincap.cc: Implement above element throughout. * dcrt0.cc (initial_env): Accommodate changes necessary to allow initial debugging for systems which do not allow debugging in dll_entry. (dll_crt0_0): Add initial_env call back here. * Makefile.in (install-man): Use mandir as target for installation. * include/cygwin/version.h: Bump DLL minor number to 7 (should have been done earlier).
* * cygwin/include/signal.h: Add copyright notice.Christopher Faylor2004-01-192-34/+53
| | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | * cygwin.din: Make clock SIGFE. Add clock_gettime, sigwaitinfo, timer_create, timer_delete, timer_settime. * include/cygwin/version.h: Reflect above additions. * fork.cc (fork_child): Call fixup_timers_after_fork. * signal.cc (sigwait): Remove unused variable. * timer.cc: New file. (clock_gettime): Define new function. (timer_tracker): Define new struct used by timer functions. (timer_tracker::timer_tracker): New function. (to_us): New function. (timer_thread): New function. (timer_tracker::settime): New function. (timer_create): New function. (timer_settime): New function. (timer_delete): New function. (fixup_timers_after_fork): New function. * cygthread.cc: Bump thread count. * signal.cc (sigwaitinfo): Define new function. (sigwait): Redefine based on sigwaitinfo. * include/cygwin/signal.h (sigwaitinfo): Declare. (sigwait): Ditto. * dtable.cc (dtable::vfork_parent_restore): Avoid double close of ctty when ctty == ctty_on_hold. * cygtls.h (_threadinfo::threadkill): New element. (_threadinfo::set_threadkill): Declare new function. (_threadinfo::reset_threadkill): Declare new function. * dcrt0.cc (dcrt0_1): Call here so that it will be possible to attach to running process with #(*& Windows Me/9x. (initial_env): Try to initialize strace if uninitialized. * gendef: Don't zero signal if threadkill is set since that will happen in the called function. * signal.cc (sigwait): Ensure cleanup in error conditions. * sigproc.cc (sig_send): Clear packet mask storage. (wait_subproc): Fill in child exit code in siginfo_t structure. * thread.cc (pthread_kill): Set threadkill flag. * tlsoffsets.h: Regenerate. Throughout, use siginfo_t to fill out all signal information for "kernel" signals. * cygtls.h (_threadinfo::set_siginfo): Declare new function. * cygtls.cc (_threadinfo::set_siginfo): Define new function. * dcrt0.cc (do_exit): Accommodate siginfo_t considerations. * exceptions.cc (handle_exceptions): Ditto. (sig_handle_tty_stop): Ditto. (ctrl_c_handler): Use killsys() to send signal. (sigpacket::process): Rename from sig_handle. Use siginfo_t field from sigpacket for everything. (tty_min::kill_pgrp): Accommodate siginfo_t considerations. (fhandler_termios::bg_check): Ditto. * fhandler_tty.cc (fhandler_tty_slave::ioctl): Use killsys() to send signal. * signal.cc (kill_worker): Rewrite to use siginfo_t second argument. (kill_pgrp): Ditto. (kill0): Define new function pulled from kill(). (kill): Rewrite as frontend to kill0. (killsys): Define new function. * sigproc.cc (sigelem): Eliminate. (sigpacket): Move to sigproc.h. Subsume sigelem. (pending_signals): Use sigpacket rather than sigelem for everything. (sig_clear): Ditto. (wait_sig): Ditto. (sig_send): Rewrite to use siginfo_t argument. (sig_send): New function wratpper to sig_send with siginfo_t argument. (wait_subproc): Accommodate siginfo_t considerations. * thread.cc (pthread_kill): Ditto. * sigproc.h (sigpacket): Move here. (sigpacket::process): Declare "new" function. (sig_handle): Eliminate declaration. (sig_send): Declare with new paramaters. (killsys): Declare new function. (kill_pgrp): Declare. * winsup.h: Move some signal-specific stuff to sigproc.h. * include/cygwin/signal.h: Tweak some siginfo_t stuff.
* * cygheap.h (init_cygheap): Play more vfork shell games and move ctty_on_holdChristopher Faylor2004-01-031-2/+2
| | | | | | | | | | | | | and open_fhs_on_hold (back) here. * dcrt0.cc (_dll_crt0): Just set impure_ptr_ptr here and let later initialization deal with tls. * dtable.cc (dtable::vfork_child_fixup): Move ctty considerations here. (dtable:vfork_parent_restore): And here. * fork.cc (vfork): Reflect change to ctty handling. * perthread.h (vfork_save::fhctty): Eliminate. * cygwin.din: Make more exports NOSIGFE that will never be interrupted by a signal. * init.cc (dll_entry): Set stackptr to NULL to catch problems earlier.
* * cygwin.din: Make crt0 functions NOSIGFE.Christopher Faylor2003-12-311-1/+1
| | | | | * include/cygwin/version.h: Gratuitous comment change. * lib/_cygwin_crt0_common.cc: Remove unneeded declaration.
* * exceptions.cc (set_signal_mask): Redefine to not pass by address. ReportChristopher Faylor2003-12-231-1/+2
| | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | calculated mask in debugging output. * sigproc.h (set_signal_mask): Reflect above change in declaration. * path.cc (mount_item::build_win32): Take path apart before feeding it to fnmunge. Throughout, change use of _reent_winsup()-> to _my_tls.locals. instead. Throughout, remove obsolete MT_SAFE/_CYG_THREAD_FAILSAFE considerations. Througout, add cygtls.h include. * Makefile.in (DLL_OFILES): Add cygtls.o. Add some more objects to the -fomit-frame-pointer list. * acconfig.h: Remove obsolete settings. * config.h.in: Ditto. * bsdlib.cc: Add cygtls.h include. * configure.in: Remove --enable-extra-threadsafe-checking. * configure: Regenerate. * cygtls.h (_local_storage): New struct renamed from _winsup_t (sic). (_threadinfo:local_clib): Add new field. (_threadinfo::locals): Ditto. (_threadinfo::init_thread): Accept second _reent * argument. (_threadinfo::call): Define as regparm. (CYGTLS_PADSIZE): Remove unnecessary slop. (_getreent): Define as a macro. * thread.h: Remove _CYG_THREAD_FAILSAFE and MT_SAFE stuff. (_winsup_t): Move to cygtls.h. (ResourceLocks::ResourceLocks): Eliminate empty constructor. (MTinterface::reents): Eliminate. (MTinterface::thread_self_key): Eliminate. (MTinterface::MTinterface): Eliminate. * dcrt0.cc: Include stdio.h for _impure_ptr initialization. (do_global_ctors): Remove run_ctors_p (sic) considerations. Don't call atexit here. (__main): Initialize destructors for user here. (dll_crt0_1): Accept a dummy argument. Don't call init_thread here. Don't set _impure_ptr here. Call do_global_ctors after more things have been initialized. (_dll_crt0): Define zeros buffer as max of needed size of CYGTLS_PADSIZE so that it can be used for two purposes while minimizing stack usage. Initialize _impure_ptr specifically, for speed. Call dll_crt0_1 with buffer argument. (cygwin_dll_init): Call dll_crt0_1 with dummy argument. * dtable.cc (dtable::find_unused_handle): Remove call to AssertResourceOwner. * exceptions.cc: Move _threadinfo stuff to new file. * cygtls.cc: New file. * gentls_offsets: Accommodate increasing complexity of cygtls.h. * hires.h (hires_base::~hires_base): Remove. * init.cc (dll_entry): Remove setting of reents. * thread.cc: Remove syslog.h include. (__getreent): Simplify to use _my_tls. (_reent_winsup): Delete. (AssertResourceOwner): Delete. (MTinterface::Init): Remove setting of _clib and _winsup, with all that entails. (MTinterface::fixup_after_fork): Ditto. (pthread::thread_init_wrapper): Ditto. Also remove call to set_tls_self_pointer. (pthread::set_tls_self_pointer): Eliminate. (pthread::get_tls_self_pointer): Just return _my_tls.tid; (__reent_t::init_clib): Eliminate. * tlsoffsets.h: Regenerate.
* * include/cygwin/ipc.h: Include sys/types.h.Corinna Vinschen2003-12-161-0/+2
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* * include/cygwin/types.h (struct __fcntl64): Fix datatype of l_start.Corinna Vinschen2003-12-041-1/+1
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* * Makefile.in (OBSOLETE_FUNCTIONS): Add fcntl.Corinna Vinschen2003-12-012-1/+34
| | | | | | | | | | | | | | | | | (NEW_FUNCTIONS): Add fcntl64. * cygwin.din: Export fcntl64. Make fcntl being SIGFE. * fcntl.cc (fcntl_worker): New function. (fcntl64): New function. (_fcntl): Call fcntl_worker. Convert 32 bit flock structure into 64 bit flock structure and vice versa. * fhandler.cc (fhandler_base::lock): Change 2nd parameter to struct __flock64 *. * fhandler_disk_file.cc (fhandler_disk_file::lock): Ditto. Rework to be 64 bit aware. * fhandler.h: Accomodate above method argument changes. * include/cygwin/types.h: Add struct __flock32 and __flock64. Define struct flock according to setting of __CYGWIN_USE_BIG_TYPES__. * include/cygwin/version.h: Bump API minor number.
* * include/tzfile.h: Remove duplicate definition of TM_SUNDAY.Corinna Vinschen2003-12-011-1/+0
| | | | | * localtime.cc: Point TZDIR to the /usr/share/zoneinfo directory used by the tzcode package.
* * Makefile.in: (DLL_OFILES): Add flock.o.Corinna Vinschen2003-11-292-7/+32
| | | | | | | | | | | | * cygwin.din: Export flock. * flock.c: New file. * include/sys/file.h: Include sys/cdefs.h. Add function prototype for flock(). Add some comments from BSD's header for further clarity. (L_SET, L_CURR, L_INCR, L_XTND): Redefine as the macros SEEK_SET, SEEK_CUR, SEEK_CUR, & SEEK_END respectively. (LOCK_SH,LOCK_EX,LOCK_NB,LOCK_UN): New macros for flock(). * include/cygwin/version.h: Bump API minor number.
* * include/cygwin/signal.h: New file.Christopher Faylor2003-11-281-0/+191
| | | | (also check in tlsoffsets.h, missed by previous checkin)
* Eliminate use of sigframe and sigthread throughout.Christopher Faylor2003-11-282-2/+3
| | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | * Makefile.in (DLL_OFILES): Add sigfe.o. Remove reliance on cygwin.def from cygwin0.dll dependency since dependence on sigfe.o implies that. Generate def file on the fly using 'gendef'. * configure.in: Don't auto-generate cygwin.def. * configure: Regenerate. * cygwin.din: Add SIGFE stuff where appropriate. * dcrt0.cc (dll_crt0_1): Initialize cygwin tls early in process startup. Set _main_tls to address of the main thread's cygwin tls. * debug.h: Remove now unneeded WFSO and WFMO declarations. * exceptions.cc (_last_thread): Define. (set_thread_state_for_signals): New function. (reset_thread_exception_for_signals): Ditto. (init_thread_for_signals): Ditto. (delete_thread_for_signals): Ditto. (capture_thread_for_signals): Ditto. (handle_exceptions): Set return address explicitly for exceptions prior to calling sig_send. (interrupt_on_return): Eliminate. (setup_handler): Add preliminary implementation for dealing with thread-specific signals by querying _main_tls. (signal_exit): Use cygthread::main_thread_id instead of mainthread.id. (call_signal_handler_now): For now, just handle the main thread. * fork.cc (vfork): Save and restore main _my_tls. * gendef: New file. Generates def file and sigfe.s file. * gentls_offsets: New file. Generates offsets for perl to use in sigfe.s. * how-signals-work.txt: Mention that info is obsolete. * init.cc (dll_entry): Initialize cygwin tls storage here. * miscfuncs.cc (low_priority_sleep): Make a C function for easier calling from asm. * perthread.h (vfork_save::tls): New element. * signal.cc (nanosleep): Replace previous use of sigframe.call_signal_handler_now with straight call to call_signal_handler_now. (abort): Ditto. * syscalls.cc (readv): Ditto. * termios.cc (tcsetattr): Ditto. * wait.cc (wait4): Ditto. * sigproc.cc (sig_dispatch_pending): Ditto. (sig_send): Ditto. * sigproc.h: Declare call_signal_handler_now. * thread.cc (pthread::thread_init_wrapper): Initialize cygwin tls. Remove obsolete and unworking signal stuff. * thread.h (verifyable_object::sigs): Eliminate. (verifyable_object::sigmask): Eliminate. (verifyable_object::sigtodo): Eliminate. (verifyable_object::exit): Make attribute noreturn. (verifyable_object::thread_init_wrapper): Ditto. (pthread_null::exit): Ditto. * winbase.h (__stackbase): Always define. * winsup.h (low_priority_sleep): Declare as a "C" function. * include/cygwin/version.h: Bump API version to reflect sigwait export. * include/sys/queue.h: Protect SLIST_ENTRY from previous declaration. * signal.cc (sigwait): Implement. * select.cc (fhandler_base::ready_for_read): Add debugging output. * devices.h: Define more device pointers via their storage. * devices.in: Don't parse things like /dev/inet/tcp, as they really have no meaning. * devices.cc: Regenerate. * gendevices: Set proper protection for output file. * cygtls.h: New file. * gendef: New file. * gentls_offsets: New file. * tlsoffsets.h: New file. Autogenerated. * config/i386/longjmp.c: Remove. File subsumed by gendef output. * config/i386/makefrag: Remove obsolete file. * fhandler.cc: Remove spurious access_worker declaration. * spawn.cc (spawnve): Make debugging output more accurate. * cygwin-gperf: Remove. * devices.cc: Remove.
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