2004-04-09 Corinna Vinschen * fhandler.h (class fhandler_dev_raw): Move status bits into protected bitfield struct type status_flags. Drop unused has_written bit. Add accessor methods. (fhandler_dev_raw::clear): Remove. (fhandler_dev_raw::reset_devbuf): Remove. * fhandler_floppy.cc (fhandler_dev_floppy::lseek): Use accessor method for is_writing. * fhandler_raw.cc: Use status accessor methods throughout. (fhandler_dev_raw::clear): Remove. (fhandler_dev_raw::fhandler_dev_raw): Drop clear call. (fhandler_dev_raw::~fhandler_dev_raw): Ditto. * fhandler_tape.cc: Use mtinfo::status accessor methods throughout. (mtinfo_drive::close): Fix conditional to enable BSD semantics correctly. (mtinfo_drive::get_status): Rename from mtinfo_drive::status. * mtinfo.h (class mtinfo_drive): Move status bits into private bitfield struct type status_flags. Add accessor methods. Rename status method to get_status. 2004-04-09 Corinna Vinschen * path.cc (fsinfo): Global storage for file system information. (fs_info::update): Store file system information also in fsinfo and short circuit GetVolumeInformation by using alredy stored file system information. 2004-04-09 Corinna Vinschen * fhandler.h (fhandler_base::status): Declare private. (fhandler_base::open_status): Ditto. (class fhandler_socket): Move status bits into private bitfield struct type status_flags. Change accessor methods appropriately. * fhandler_socket.cc (fhandler_socket::fhandler_socket): Accomodate above status bit changes. * tty.h: Remove status bit enumerator. (TTYISSETF): Remove. (TTYSETF): Remove. (TTYCLEARF): Remove. (TTYCONDSETF): Remove. (tty_min::status): Define as private bitfield struct type status_flags. Add appropriate accessor methods. * fhandler_console.cc: Use tty_min::status accessor methods throughout. * fhandler_termios.cc: Ditto. * winsup.h (__ISSETF): Remove. (__SETF): Remove. (__CLEARF): Remove. (__CONDSETF): Remove. 2004-04-09 Corinna Vinschen * fhandler.cc (fhandler_base::write): Use bool parameter in calls to set_did_lseek. (fhandler_base::fhandler_base): Accomodate new status and open_status constructor. * fhandler.h: Remove status bit enumerator. (FHDEVN): Remove. (FHISSETF): Remove. (FHSETF): Remove. (FHCLEARF): Remove. (FHCONDSETF): Remove. (FHSTATOFF): Remove. (UNCONNECTED, CONNECT_PENDING, CONNECTED): Substitute by enum connect_state. (fhandler_base::status): Define as bitfield struct type status_flags. Remove unused flags entirely. Accomodate all status access methods. (open_status): Define as bitfield struct type status_flags. (fhandler_socket): Move socket related status bits to here. Redefine had_connect_or_listen to be part of these status bits. Accomodate related access methods. * fhandler_disk_file.cc (fhandler_base::fstat_helper): Use pc.issymlink instead of dropped method get_symlink_p. (fhandler_base::open_fs): Remove setting dropped status flags. * fhandler_socket.cc: Use values from enum connect_state throughout. (fhandler_socket::fhandler_socket): Initialize status bits. * fhandler_virtual.cc (fhandler_virtual::open): Remove setting dropped status flags. * net.cc: Use values from enum connect_state throughout. * select.cc: Ditto. * shared_info.h: Protect struct console_state using _FHANDLER_H_ instead of FHDEVN. 2004-04-09 Corinna Vinschen * security.cc (get_file_attribute): Fix conditional. 2004-04-08 Christopher Faylor * child_info.h: Update CHILD_INFO_MAGIC after 2004-04-03 change. 2004-04-08 Corinna Vinschen * path.cc (hash_path_name): Replace hash algorithm with SDBM. 2004-04-08 Corinna Vinschen * fhandler.cc (fhandler_base::open): Set query access mode according to query_open setting. (fhandler_base::fhandler_base): Initialize query_open. * fhandler.h (FH_QUERYOPEN): Drop. (enum query_state): Add. (class fhandler_base): Add query_open member. (fhandler_base::get_query_open): Redefine to use query_open. (fhandler_base::set_query_open): Ditto. * fhandler_disk_file.cc (fhandler_base::fstat_fs): Remove O_DIROPEN from open_flags since it's added in open_fs anyway. Remove query_open_already. Use new query_open settings. Rearrange slightly. (fhandler_base::fstat_helper): Add get_io_handle as parameter to get_file_attribute. * security.cc (get_nt_object_attribute): Make returning an int. Return -1 on error, 0 otherwise. (get_file_attribute): Take an object handle as argument. Move down to allow calling get_nt_object_attribute in case a non-NULL handle is given. * security.h (get_file_attribute): Add handle to argument list. * syscalls.cc (chown_worker): Accomodate new definition of get_file_attribute. 2004-04-07 Pierre Humblet * path.cc (path_prefix_p): Optimize test order. 2004-04-06 Corinna Vinschen * Makefile.in (EXTRALIBS): Add libtextreadmode.a. (INSTOBJS): Add textreadmode.o. * textreadmode.c: New file. 2004-04-06 Corinna Vinschen * fhandler_disk_file.cc (fhandler_base::fstat_helper): Request compressed size only if the matching attributes are set. Use NtQueryInformationFile instead of GetCompressedFileSize. (fhandler_base::fstat_by_handle): Remove NT 3.5 cruft since local.dwVolumeSerialNumber isn't used subsequently. * ntdll.h: Add typedefs for FILE_COMPRESSION_INFORMATION and FILE_INFORMATION_CLASS. 2004-04-06 Corinna Vinschen * fhandler_raw.cc (fhandler_dev_raw::open): Actually use "options". 2004-04-04 Gerd Spalink * fhandler_dsp.cc (fhandler_dev_dsp::ioctl): Add implementation for ioctl codes SNDCTL_DSP_CHANNELS and SNDCTL_DSP_GETCAPS. 2004-04-03 Christopher Faylor * child_info.h (child_info::cygheap_reserve_sz): Rename from cygheap_alloc_sz. * cygheap.cc: Rename alloc_sz to reserve_sz throughout. 2004-04-03 Corinna Vinschen * fhandler.h (class fhandler_socket): Remove has_been_closed member. * fhandler_socket.cc (fhandler_socket::recvfrom): Revert to overlapped I/O. (fhandler_socket::recvmsg): Ditto. (fhandler_socket::sendto): Ditto. (fhandler_socket::sendmsg): Ditto. * net.cc (wsock_event::prepare): Ditto. (wsock_event::wait): Ditto. Evaluate overlapped result also after calling CancelIo (thanks to Patrick Samson ). (wsock_event::release): Remove. * wsock_event.h: Revert to overlapped I/O. 2004-04-02 Corinna Vinschen * net.cc (wsock_event::release): Use NULL handle in call to WSAEventSelect to resolve KB 168349. 2004-04-01 Corinna Vinschen * fhandler_socket.cc (fhandler_socket::recvfrom): Rearrange loop so that WSARecvFrom is always called before waiting. (fhandler_socket::recvmsg): Ditto. 2004-04-01 Corinna Vinschen * net.cc (wsock_event::wait): Make wsa_err an int. Don't set ret to 0 if any error has happened. 2004-04-01 Corinna Vinschen * fhandler_socket.cc (fhandler_socket::sendto): Drop out of loop if has_been_closed gets set. (fhandler_socket::sendmsg): Ditto. * net.cc (wsock_event::wait): Don't initialize evts. Don't try to evaluate network events if WSAEnumNetworkEvents fails. (wsock_event::release): Save last WSA error and set it again unless resetting to blocking socket fails. * wsock_event.h (class wsock_event): Remove destructor. 2004-03-31 Corinna Vinschen * fhandler_tape.cc (mtinfo::initialize): Fix fatal error message. 2004-03-31 Corinna Vinschen * fhandler_socket.cc (fhandler_socket::recvfrom): Always initialize ret to 0 when using in Winsock call. (fhandler_socket::recvmsg): Ditto. (fhandler_socket::sendto): Ditto. (fhandler_socket::sendmsg): Ditto. 2004-03-31 Corinna Vinschen * fhandler_tape.cc (mtinfo_drive::get_pos): Only set partition if GetTapePosition returned a non-zero partition number. (mtinfo_drive::create_partitions): Reinitialize to partition 0. Support TAPE_DRIVE_INITIATOR and TAPE_DRIVE_FIXED partitioning. (mtinfo_drive::set_partition): Initialize new partition. (mtinfo_drive::status): Readd accidentally dropped setting of mt_resid. * net.cc (wsock_event::prepare): Always print debug output in case of error. 2004-03-31 Corinna Vinschen * fhandler_socket.cc (fhandler_socket::sendmsg): Add SIGPIPE handling. 2004-03-31 Corinna Vinschen * fhandler_socket.cc (fhandler_socket::recvfrom): Initialize res to SOCKET_ERROR. Use SOCKET_ERROR instead of -1 throughout. (fhandler_socket::recvmsg): Ditto. (fhandler_socket::sendto): Ditto. (fhandler_socket::sendmsg): Ditto. * net.cc (wsock_event::prepare): Call WSASetLastError instead of SetLastError. (wsock_event::wait): Use SOCKET_ERROR instead of -1. 2004-03-30 Thomas Pfaff * thread.h (pthread::init_mainthread): Add parameter forked. Set forked default to false.. * thread.cc (MTinterface::fixup_after_fork): Call pthread::init_mainthread with forked = true. (pthread::init_mainthread): Add parameter forked. Do not change thread self pointer when forked. 2004-03-30 Corinna Vinschen * shm.cc (shmat): If shmid is unknown, call a special variation 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. 2004-03-29 Corinna Vinschen * fhandler.h (class fhandler_socket): Add has_been_closed member. * fhandler_socket.cc (fhandler_socket::fhandler_socket): Initialize has_been_closed to 0. (fhandler_socket::recvfrom): Use new asynchronous I/O driven wsock_event methods. (fhandler_socket::recvmsg): Ditto. (fhandler_socket::sendto): Ditto. (fhandler_socket::sendmsg): Ditto. * net.cc (wsock_event::prepare): Reimplement using asynchronous I/O. (wsock_event::wait): Ditto. (wsock_event::release): New method. * wsock_event.h (class wsock_event): Remove ovr member. Accomodate new implementation of prepare and wait methods. Add release method. 2004-03-29 Thomas Pfaff * thread.cc (pthread::atforkprepare): Call MT_INTERFACE->fixup_before_fork at the end of atforkprepare. 2004-03-29 Corinna Vinschen * net.cc (wsock_event::wait): Change scope of local "len" variable. 2004-03-28 Corinna Vinschen * shm.cc (shmat): Return (void *) -1 on error instead of NULL. 2004-03-27 Christopher Faylor * fhandler_nodevice.cc (fhandler_nodevice::open): Assume that errno has already been set if pc.error is nonzero. 2004-03-26 Christopher Faylor * cygheap.cc (cygheap_fixup_in_child): Improve strace output. 2004-03-26 Corinna Vinschen * errno.cc (errmap): Map ERROR_SHARING_VIOLATION to EBUSY, 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. 2004-03-26 Christopher Faylor * path.cc (path_conv::check): Use 'strchr' rather than 'strrchr' to find end of string, for efficiency. 2004-03-26 Thomas Pfaff * include/cygwin/_types.h: New file. * include/sys/lock.h: Ditto. * include/sys/stdio.h: Ditto. * thread.cc: Include sys/lock.h (__cygwin_lock_init): New function. (__cygwin_lock_init_recursive): Ditto. (__cygwin_lock_fini): Ditto. (__cygwin_lock_lock): Ditto. (__cygwin_lock_trylock): Ditto. (__cygwin_lock_unlock): Ditto. (pthread::atforkprepare): Lock file pointer before fork. (pthread::atforkparent): Unlock file pointer after fork. (pthread::atforkchild): Ditto. 2004-03-26 Corinna Vinschen * sem.cc (semget): Fix debug string. (semop): Ditto. * shm.cc (fixup_shms_after_fork): Ditto. (shmat): Ditto. (shmdt): Ditto. (shmget): Ditto. 2004-03-26 Christopher Faylor * sigproc.cc (wait_sig): Make sure that SIGCHLD is handled regardless of whether a signal is queued. 2004-03-26 Christopher Faylor * sigproc.cc (wait_sig): Report if not trying to send signal due to queued signal. 2004-03-25 Christopher Faylor * path.cc (normalize_posix_path): Reorganize to short circuit to DOS path handling whenever a '\' is detected. * signal.cc (sigaction): Make strace output more informative. * sigproc.cc (pending_signals::add): Just index directly into signal array rather than treating the array as a heap. (pending_signals::del): Ditto. (wait_sig): Don't send signal if we already have a similar signal queued. * sigproc.h (call_signal_handler_now): Remove obsolete declaration. 2004-03-23 Gerd Spalink * fhandler_dsp.cc (fhandler_dev_dsp::write): Remove type cast from argument to audio_out_->parsewav() to make reference work properly. Now .wav file headers are properly discarded. 2004-03-23 Corinna Vinschen * fhandler_disk_file.cc (fhandler_base::fstat_fs): Use created handle regardless of nohandle state. Clean up afterwards. 2004-03-23 Gerd Spalink * autoload.cc: Load eight more functions for waveIn support. * fhandler.h (class fhandler_dev_dsp): Add class Audio, class Audio_in and class Audio_out members and audio_in_, audio_out_ pointers so that future changes are restricted to file fhandler_dsp.cc. * fhandler_dsp.cc (fhandler_dev_dsp::Audio): Add this class to treat things common to audio recording and playback. Add more format conversions. (fhandler_dev_dsp::Audio::queue): New queues for buffer management to fix incomplete cleanup of buffers passed to the wave device. (fhandler_dev_dsp::Audio_in): New, added class to implement audio recording. (fhandler_dev_dsp::Audio_out): Rework to use functionality provided by fhandler_dev_dsp::Audio. Allocate memory audio buffers late, just before write. (fhandler_dev_dsp::Audio_out::start): Size of wave buffer allocated here depends on audio rate/bits/channels. (fhandler_dev_dsp::Audio_in::start): Ditto. (fhandler_dev_dsp::setupwav): Replaced by following function. (fhandler_dev_dsp::Audio_out::parsewav): Does not setup wave device any more. Discard wave header properly. (fhandler_dev_dsp::open): Add O_RDONLY and_RDWR as legal modes. Protect against re-open. Activate fork_fixup. (fhandler_dev_dsp::ioctl): Protect against actions when audio is active. SNDCTL_DSP_GETFMTS only returns formats supported by mmsystem wave API, not all supported formats. SNDCTL_DSP_GETBLKSIZE result now depends on current audio format. (fhandler_dev_dsp::fixup_after_fork): Call fork_fixup for the Audio classes to let them duplicate the CRITICAL_SECTION. 2004-03-19 Pierre Humblet Christopher Faylor * init.cc (munge_threadfunc): Handle all instances of search_for. (prime_threads): Test threadfunc_ix[0]. 2004-03-21 Christopher Faylor * cygheap.cc (init_cheap): Set initial_sz to something or suffer spurious output. (cygheap_fixup_in_child): Set alloc_sz to passed in size to ensure that children will have the right size heap. (_csbrk): Make output conditional on DEBUGGING. 2004-03-21 Christopher Faylor * cygheap.cc (init_cheap): Conditionalize debugging code. 2004-03-21 Christopher Faylor * cygheap.cc (init_cheap): Add ability to specify minimal cygwin heap size when debugging. (_csbrk): Report error in allocation to stderr. (ccalloc): Ditto. * dtable.cc (dtable::find_fifo): Remove use of atoms. * dtable.h (dtable::find_fifo): Ditto. * fhandler.h (fhandler_fifo): Ditto. * fhandler_fifo.cc (fhandler_fifo::fhandler_fifo): Ditto. (fhandler_fifo::set_use): Ditto. (fhandler_fifo::open_not_mine): Ditto. (fhandler_fifo::open): Ditto. * pinfo.cc (_pinfo::commune_recv): Ditto. (_pinfo::commune_send): Ditto. 2004-03-19 Pierre Humblet * dir.cc (rmdir): Reorganize error handling to reduce indentation. 2004-03-19 Christopher Faylor * include/cygwin/version.h: Bump DLL minor number to 10. 2004-03-18 Christopher Faylor * child_info.h (CURR_CHILD_INFO_MAGIC): Reset to new value. (child_info::cygheap_alloc_sz): New field. * cygheap.cc (init_cheap): Reduce size of cygwin stack until minimal hit when attempting initial allocation. (cygheap_setup_for_child): Use alloc_sz to create secondary memory mapped entry. Store alloc_sz in cygheap_alloc_sz. (cygheap_fixup_in_child): Use cygheap_alloc_sz to map parent's cygheap. * cygheap.h (_CYGHEAPSIZE_SLOP): New define. (CYGHEAPSIZE): Use _CYGHEAPSIZE_SLOP. 2004-03-18 Corinna Vinschen * fhandler_proc.cc (format_proc_meminfo): On NT, try to figure out real swap file usage by requesting SystemPagefileInformation. Use GlobalMemoryStatus as fallback. * ntdll.h (_SYSTEM_INFORMATION_CLASS): Add SystemPagefileInformation. (struct _SYSTEM_PAGEFILE_INFORMATION): Define. 2004-03-17 Christopher Faylor * pipe.cc (fhandler_pipe::dup): Fix debugging message. 2004-03-17 Christopher Faylor * include/cygwin/version.h: Bump DLL minor number to 9. 2004-03-16 Christopher Faylor * sigproc.cc (proc_terminate): Release sync_proc_subproc when done terminating or suffer potential hangs. (get_proc_lock): Reorganize debugging output slightly. 2004-03-15 Christopher Faylor * cygtls.cc (_cygtls::fixup_after_fork): Just manipulate the signal stack if a signal occurred during the parent's fork. Otherwise leave it alone. 2004-03-15 Christopher Faylor * exceptions.cc (try_to_debug): Report on tid of caller. * sync.cc (muto::acquire): Fix some races. * sync.h (muto): Expose some fields for easier debugging. 2004-03-15 Corinna Vinschen * 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. 2004-03-14 Christopher Faylor * cygtls.cc (_cygtls::remove): Call remove_wq even when we can't necessarily get the cygtls table lock. * cygtls.h (_cygtls::remove_wq): Add wait argument. * sigproc.cc (_cygtls::remove_wq): Honor wait argument when acquiring lock. (proc_terminate): Don't NULL sync_proc_subproc since other threads may still try to access it. 2004-03-14 Corinna Vinschen * errno.cc (errmap): Map ERROR_BEGINNING_OF_MEDIA and 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. 2004-03-14 Pierre Humblet * dir.cc (rmdir): Construct real_dir with flag PC_FULL. Use a loop instead of recursion to handle the current directory. 2004-03-14 Christopher Faylor * cygtls.cc (_cygtls::remove): Call remove_wq to ensure that wait stuff is removed from proc_subproc linked list. * cygtls.h (_cygtls::remove_wq): Declare. * sigproc.cc (_cygtls::remove_wq): Define. (proc_subproc): Label event handle appropriately. * spawn.cc (spawn_guts): Return -1 when wait() fails for spawn types that require waiting. 2004-03-13 Corinna Vinschen * errno.cc (errmap): Handle ERROR_BUS_RESET. * fhandler.h (fhandler_dev_raw::write_file): New method, created from former static function. (fhandler_dev_raw::read_file): Ditto. (reset_devbuf): New inline method. (class fhandler_dev_tape): Add TAPE_GET_DRIVE_PARAMETERS member `dp'. (fhandler_dev_tape::write_file): New method. (fhandler_dev_tape::read_file): Ditto. (fhandler_dev_tape::tape_get_feature): Convert to inline method. (fhandler_dev_tape::tape_error): New method, created from former static function. (fhandler_dev_tape::tape_get_blocksize): Remove declaration. * fhandler_raw.cc (fhandler_dev_raw::write_file): New method, created from former static function. (fhandler_dev_raw::read_file): Ditto. (fhandler_dev_raw::writebuf): Accomodate the fact that no devbuf exists under variable block size condition. (fhandler_dev_raw::raw_read): Ditto. Add local p pointer to simplify pointer arithmetic. (fhandler_dev_raw::raw_write): Always set devbufend to 0 when starting with writing. Accomodate the fact that no devbuf exists under variable block size condition. * fhandler_tape.cc: Various formatting changes. (TAPE_FUNC): New macro. Use throughout as tape function loop. (get_ll): Convert into macro. (IS_EOM): New macro. (IS_EOF): New macro. (fhandler_dev_tape::is_eom): Use IS_EOM macro. (fhandler_dev_tape::is_eof): Use IS_EOF macro. (fhandler_dev_tape::write_file): New method. (fhandler_dev_tape::read_file): New method. (fhandler_dev_tape::open): Get drive information block here once. (fhandler_dev_tape::lseek): Remove unneeded duplicate code. (fhandler_dev_tape::dup): Duplicate drive information block. (fhandler_dev_tape::ioctl): Remove drvbuf in variable block size mode. Return ERROR_INVALID_BLOCK_LENGTH instead of ERROR_MORE_DATA if buffer contains data which would get lost on buffer size changing. Use absolute tape positioning also if drive only supports logical block positioning. (fhandler_dev_tape::tape_error): New method, created from former static function. (fhandler_dev_tape::tape_get_pos): Allow logical block reporting. Workaround tape driver bug. (fhandler_dev_tape::_tape_set_pos): Reset device buffer and flags after successful repositioning. (fhandler_dev_tape::tape_set_pos): Allow logical block positioning. Workaround tape driver bug. (fhandler_dev_tape::tape_erase): Use dp instead of calling GetTapeParameters. (fhandler_dev_tape::tape_prepare): Ditto. (fhandler_dev_tape::tape_get_blocksize): Remove. (fhandler_dev_tape::tape_set_blocksize): Don't call tape_get_blocksize. Error handling already done in fhandler_dev_tape::ioctl. (fhandler_dev_tape::tape_status): Remove local `dp' variable. Accomodate logical tape reporting. Call tape_get_feature instead of accessing feature words directly. (fhandler_dev_tape::tape_compression): Use dp instead of calling GetTapeParameters. Fix resetting datcompression. 2004-03-12 Christopher Faylor * wait.cc (wait4): Initialize pointer on entry. Avoid calling call_signal_handler twice since that guarantees exiting with errno set to EINTR. 2004-03-12 Corinna Vinschen * exceptions.cc (sigpacket::process): Simplify code slightly. 2004-03-11 Christopher Faylor * cygtls.h (waitq): Declare structure here. (_cygtls::wq): Declare. * cygtls.cc (_cygtls::fixup_after_fork): Clear wq.thread_ev to avoid using an invalid event handle in forked process. * dcrt0.cc (waitq_storage): Delete. (threadstuff): Remove waitq_storage. * perthread.h (per_thread_waitq): Delete. (waitq_storage): Delete declaration. * sigproc.cc (sigproc_init): Remove perthread waitq consideration. * sigproc.h (waitq): Delete declaration. * wait.cc (wait4): Use _my_tls waitq structure rather than per_thread. 2004-03-11 Pierre Humblet * cygtls.h (_cygtls::newmask): Delete member. (_cygtls::deltamask): New member. * gendef (_sigdelayed): Replace the call to set_process_mask by a call to set_process_mask_delta. * exceptions.cc (handle_sigsuspend): Do not filter tempmask. Or SIG_NONMASKABLE in deltamask as a flag. (_cygtls::interrupt_setup): Set deltamask only. (set_process_mask_delta): New function. (_cygtls::call_signal_handler): Replace the first call to set_process_mask by a call to set_process_mask_delta. * tlsoffsets.h: Regenerate. 2004-03-11 Christopher Faylor * cygtls.cc (_cygtls::fixup_after_fork): Remove unneeded setting of oldmask. * exceptions.cc: Remove some __I386__ conditionals. (handle_exceptions): Move ppid test to outside of a loop for efficiency. (setup_handler): Make debugging output more wordy. (_cygtls::call_signal_handler): To avoid a race, use lock/unlock to synchronize with signal thread and ensure that signal_arrived event has actually been set. * gendef (_sigfe): Use ebx for all sigstack manipulations to ensure that the register is saved. Move setting of incyg to within stack lock to avoid setup_handler confusion. (_sigbe): Use ebx for all sigstack manipulations to ensure that the register is saved. (_cygtls::pop): Ditto. (_cygtls::lock): Ditto. (stabilize_sig_stack): Ditto. (setjmp): Ditto. (longjmp): Ditto. 2004-03-08 Jaakko Hyvatti * fhandler_serial.cc (fhandler_serial::ioctl): Implement TIOCSBRK and TIOCCBRK. * include/sys/termios.h: Define TIOCSBRK and TIOCCBRK. 2004-03-08 Christopher Faylor * exceptions.cc (setup_handler): Avoid suspending a thread if it is in a cygwin function, in an exception, spinning, or locked. * gendef (_sigfe): Move incyg setting earlier. (sigreturn): Set incyg flag to avoid interrupting called cygwin functions. (sigdelayed): Ditto. (stabilize_sig_stack): Ditto. * sigproc.cc (proc_subproc): Don't restore process lock early in exec case. * cygtls.h: Reorganize fields in _cygtls slightly. * tlsoffsets.h: Regenerate. 2004-03-06 Christopher Faylor * fork.cc (fork_parent): Save parent pid in a temporary variable since child could conceivably exit before function returns, rendering the child's shared memory area invalid. * cygtls.h (_cygtls::incyg): Declare new field. (_cygtls::in_exception): Define new function. * exceptions.cc (setup_handler): Remove locked flag. Use 'incyg' flag and in_exception function to determine when we're in a cygwin function. (_cygtls::call_signal_handler): Decrement incyg flag prior to calling a handler. Increment it on return. * gendef (_sigfe): Increment incyg flag. Use testl for zero testing rather than orl, for consistency. (_sigbe): Decrement incyg flag. Use testl for zero testing rather than orl, for consistency. (_cygtls::pop): Use testl for zero testing rather than orl, for consistency. (stabilize_sig_stack): Ditto. * tlsoffsets.h: Regenerate. 2004-03-05 Christopher Faylor * gendef (sigdelayed): Handle return here rather than going through sigbe to ensure that flags are properly restored. 2004-03-04 Thomas Pfaff * include/pthread.h (PTHREAD_RECURSIVE_MUTEX_INITIALIZER_NP): 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. 2004-03-03 Christopher Faylor * gendef (sigreturn): Call stabilize_sig_stack to ensure that there are no pending signals. Restore edx later. (sigdelayed): Save edx earlier. * malloc_wrapper.cc (malloc_init): Add some more debugging output. 2004-03-02 Corinna Vinschen * fhandler_raw.cc (fhandler_dev_raw::raw_read): When reading with variable block size, read only one block, read directly into user supplied buffer, return ENOMEM if user supplied buffer is smaller than size of next block to read. Use read2 instead of bytes_to_read to count number of bytes read. * fhandler_tape.cc (fhandler_dev_tape::open): Add debug output. 2004-02-26 Brian Ford * miscfuncs.cc (check_invalid_virtual_addr): Assure the last page in the range is always tested. Add appropriate const. * mmap.cc (mmap_record::alloc_fh): Remove unused static path_conf object. 2004-02-25 Christopher Faylor * exceptions.cc (setup_handler): Signal event for any sigwaitinfo, if it exists, 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. 2004-02-25 Christopher Faylor * 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. 2004-02-25 Brian Ford , Corinna Vinschen * miscfuncs.cc (check_invalid_virtual_addr): New function. * winsup.h (check_invalid_virtual_addr): Declare. * mmap.cc (munmap): Call check_invalid_virtual_addr instead of IsBadReadPtr. 2004-02-24 Christopher Faylor * gendef (stabilize_sig_stack): Correctly align this pointer for call to _cygtls::call_signal_handler. * gentls_offsets: Output sizeof field. * tlsoffsets.h: Regenerate. 2004-02-24 Christopher Faylor * dcrt0.cc (_dll_crt0): Don't check sync_startup if threadfunc_ix is set. * external.cc (cygwin_internal): Implement CW_GET_BINMODE. * include/sys/cygwin.h: Declare CW_GET_BINMODE. 2004-02-24 Christopher Faylor * dcrt0.cc (_dll_crt0): Add some stern internal errors. 2004-02-24 Corinna Vinschen * thread.cc (pthread::cancelable_wait): Rearrange slightly. Add do_sig_wait parameter. Wait for signal_arrived if set to true. Return WAIT_SIGNALED if signal arrived. (pthread_cond::wait): Accomodate change to pthread::cancelable_wait. (pthread::join): Ditto. (semaphore::_timedwait): Ditto. (semaphore::_wait): Ditto. Change to return int to allow status feedback. (semaphore::wait): Return return value from semaphore::_wait. * thread.h (WAIT_SIGNALED): New definition. (pthread::cancelable_wait): Change declaration. Define do_sig_wait as false by default to not interfere with existing calls accidentally. (semaphore::_wait): Declare int. 2004-02-21 Christopher Faylor * exceptions.cc (sigpacket::process): Make sure that tls is filled in for SIGSTOP condition. (_cygtls::call_signal_handler): Restore signal mask using saved oldmask rather than current oldmask. 2004-02-20 Christopher Faylor * path.cc (conv_path_list): Return error condition. (copy1): New function. (copyenc): New function. (mount_item::fnmunge): Return error condition. Use new functions to copy strings. (mount_item::build_win32): Ditto. (mount_info::conv_to_win32_path): Return error condition. (cygwin_conv_to_posix_path): Return result of path conversion. (cygwin_conv_to_full_posix_path): Ditto. (return_with_errno): New macro. (cygwin_win32_to_posix_path_list): Use new macro to potentially set errno. (cygwin_posix_to_win32_path_list): Ditto. * path.h (mount_item::fnmunge): Add size argument. (mount_item::build_win32): Ditto. 2004-02-20 Corinna Vinschen * getopt.c: Avoid useless compiler warnings. 2004-02-20 Corinna Vinschen * getopt.c: Replace with latest vanilla(!) OpenBSD version 1.16. 2004-02-18 Christopher Faylor * fork.cc (fork_child): Invert sense of test which defeated correct handling in a fork from a non-main thread. * dcrt0.cc (initial_env): Eliminate parameter and just send DebugBreak when appropriate. (dll_crt0_0): Reflect parameter change to initial_env. (dll_crt0_1): Don't call initial_env. 2004-02-18 Christopher Faylor * gendef (stabilize_sig_stack): New function. (setjmp): Import, add sig stack handling. Store sig stack info. (longjmp): Call stabilize_sig_stack. Restore sig stack info. * config/i386/setjmp.c: Remove. 2004-02-17 Corinna Vinschen * fork.cc (fork_child): Move fixup_shms_after_fork so that signal_arrived is initialized when calling it. 2004-02-17 Christopher Faylor * Makefile.in (clean): Clean libserver, too. * fhandler.cc (fhandler_base::~fhandler_base): Remove path_conv cleanup. * syscalls.cc (chroot): Ditto. * path.cc (path_conv::~path_conv): Define new destructor. (conv_path_list_buf_size): Remove explicit path_conv cleanup. * path.h (path_conv::~path_conv): Declare new destructor. 2004-02-16 Christopher Faylor * Makefile.in: Compile flock.o with -fomit-frame-pointer. 2004-02-16 Christopher Faylor * Makefile.in: Compile dlfcn.o with -fomit-frame-pointer. 2004-02-16 Christopher Faylor * Makefile.in: Compile delqueue.o with -fomit-frame-pointer. 2004-02-16 Pierre Humblet * syscalls.cc (rename): Do not test the MoveFile error code where MoveFileEx exists. 2004-02-15 Christopher Faylor * cygheap.cc (_csbrk): Report more debugging details on failing condition. 2004-02-14 Christopher Faylor * Makefile.in: Compile syscalls.o with -fomit-frame-pointer. * sigproc.cc: Eliminate unused variable. 2004-02-14 Corinna Vinschen * getopt.c: Replace with latest NetBSD version 1.16. Keep Cygwin specific changes as minimal as possible. 2004-02-13 Christopher Faylor * sigproc.cc (proc_subproc): Change warning back to silent debug output. 2004-02-13 Christopher Faylor * dcrt0.cc (alloc_stack_hard_way): Revert to previous implementation. (alloc_stack): Ditto. * exceptions.cc (ctrl_c_handler): Add debugging output. 2004-02-13 Christopher Faylor * Makefile.in (clean): Remove sigfe.s. (sigfe.s): Ensure that sigfe.s will be regenerated if it does not exist. * dll_init.cc (dll_dllcrt0): Simplify initializing tests. * exceptions.cc (setup_handler): Detect when stub caller is either spinning or has acquired the lock after being suspended to avoid windows problems with suspending a win32 API call. * cygtls.h (_cygtls::spinning): Declare new element. * gendef: Remove unused _siglist_index and _siglist declaration. (_sigfe): Set spinning element when potentially looping, waiting for lock. (_sigbe): Ditto. (_cygtls::lock): Ditto. (_longjmp): Ditto. * tlsoffsets.h: Regenerate. * pinfo.cc (_pinfo::exit): Set final exit state here. Call sigproc_terminate if invoked with 'norecord'. Clear any residual _cygtls stuff. * winsup.h (exit_states): Define ES_FINAL. * spawn.cc (spawn_guts): Don't call proc_terminate specifically when execing. Let _pinfo::exit handle that case. * sigproc.cc (wait_subproc): Always exit loop early when proc_loop_wait. * init.cc (munge_threadfunc): Eliminate unused argument. (dll_entry): Reflect above change in call to munge_threadfunc. 2004-02-11 Christopher Faylor * gendef (_sigbe): Zero location on pop. (_cygtls::pop): Ditto. 2004-02-11 Christopher Faylor * dcrt0.cc (alloc_stack_hard_way): Eliminate second argument. (alloc_stack): Remove use of 'b' throughout. 2004-02-11 Christopher Faylor Rename _threadinfo to _cygtls, throughout. * cygtls.h (_cygtls::call_signal_handler): Rename from call_signal_handler_now. (_cygtls::push): Make second argument mandatory. (_cygtls::fixup_after_fork): Declare new function. (_cygtls::lock): Ditto. * cygtls.cc (_cygtls::fixup_after_fork): Define new function. * dcrt0.cc (cygwin_finished_initializing): Define as bool. (alloc_stack): Use _tlstop rather than arbitrary variable in probably vain attempt to avoid strange fork problem on CTRL-C. (dll_crt0_0): Remove obsolete winpids::init call. * dll_init.cc (dll_dllcrt0): Detect forkee condition as equivalent to initializing. * winsup.h (cygwin_finished_initializing): Declare as bool. * exceptions.cc (handle_exceptions): Rely on cygwin_finished_initializing to determine how to handle exception during process startup. (_cygtls::call_signal_handler): Rename from call_signal_handler_now. (_cygtls::interrupt_now): Fill in second argument to push. (signal_fixup_after_fork): Eliminate. (setup_handler): Initialize locked to avoid potential inappropriate unlock. Resume thread if it has acquired the stack lock. (ctrl_c_handler): Just exit if ctrl-c is hit before cygiwn has finished initializing. * fork.cc (sync_with_child): Don't call abort since it can cause exit deadlocks. (sync_with_child): Change debugging output slightly. (fork_child): Set cygwin_finished_initializing here. Call _cygtls fork fixup and explicitly call sigproc_init. (fork_parent): Release malloc lock on fork failure. (vfork): Call signal handler via _my_tls. * sigproc.cc (sig_send): Ditto. * syscalls.cc (readv): Ditto. * termios.cc (tcsetattr): Ditto. * wait.cc (wait4): Ditto. * signal.cc (nanosleep): Ditto. (abort): Ditto. (kill_pgrp): Avoid killing self if exiting. * sync.cc (muto::acquire): Remove (temporarily?) ill-advised exiting_thread check. * gendef (_sigfe): Be more agressive in protecting stack pointer from other access by signal thread. (_cygtls::locked): Define new function. (_sigbe): Ditto. (_cygtls::pop): Protect edx. (_cygtls::lock): Use guaranteed method to set eax to 1. (longjmp): Aggressively protect signal stack. * miscfuncs.cc (low_priority_sleep): Reduce "sleep time" for secs == 0. * pinfo.cc (winpids::set): Counterintuitively use malloc's lock to protect simultaneous access to the pids list since there are pathological conditions which can cause malloc to call winpid. (winpids::init): Eliminate. * pinfo.h (winpids::cs): Eliminate declaration. * pinfo.h (winpids::init): Eliminate definition. 2004-02-11 Corinna Vinschen * security.cc (get_nt_object_attribute): Fix error handling. 2004-02-09 Ralf Habacker * fhandler_socket.cc (fhandler_socket::ioctl): Add FIONREAD handling. 2004-02-08 Christopher Faylor * debug.h (console_printf): Define for non-debugging condition. * cygtls.h (_threadinfo::lock): Remove wait argument. (_threadinfo::interrupt_setup): Remove retaddr argument. * exceptions.cc (_threadinfo::interrupt_setup): Ditto. (_threadinfo::interrupt_now): Accommodate change to interrupt_setup argument. (setup_handler): Ditto. Always lock sig stack prior to determining interrupt method. * gendef (_sigfe): Correct thinko regarding cmpxchg. (_sigbe): Ditto. (_threadinfo::lock): Ditto. (_threadinfo::pop): Eliminate left-over stack unlock. * sigproc.cc (proc_subproc): Change debugging output to printed warning. 2004-02-08 Christopher Faylor * localtime.cc (localtime_r): Call tzset. * Makefile.in: Make version.h/cygwin.din version check a warning since it is not foolproof. * cygheap.h (CYGHEAPSIZE): Bump size down. * cygtls.h (_threadinfo::stacklock): New element. (_threadinfo::pop): Make regparm. (_threadinfo::lock): New function. (_threadinfo::unlock): New function. * cygtls.cc (_threadinfo::push): Wait for a lock on the stack before performing the operation. (_threadinfo::pop): Move to another file. * cygwin.din: More SIGFE changes. * exceptions.cc (try_to_debug): Always display messages on console. (handle_exceptions): Unwind stack only when actually about to call sig_send. (setup_handler): Lock stack prior to performing any operations. * gendef (_sigfe): Ditto. (_sigbe): Ditto. (_threadinfo::pop): Ditto. Move here. * gen_tlsoffsets: Generate positive offsets. * tlsoffsets.h: Regenerate. 2004-02-06 Corinna Vinschen * cygserver.h (CYGWIN_SERVER_VERSION_API): Bump. * cygserver_ipc.h (struct proc): Add signal_arrived member. (ipc_set_proc_info): Inititalize blk.signal_arrived. 2004-02-06 Pierre Humblet * uinfo.cc (cygheap_user::init): Use sec_user_nih to build a security descriptor. Set both the process and the default DACLs. * fork.cc (fork_parent): Use sec_none_nih security attributes. * spawn.cc (spawn_guts): Ditto. 2004-02-05 Christopher Faylor * cygwin.din: Make many more functions SIGFE. * include/cygwin/version.h (CYGWIN_VERSION_SHARED_DATA): Bump. 2004-02-05 Pierre Humblet * security.h (SID): New macro. (well_known_*_sid): Change type to cygpsid. (cygsid::init): Delete declaration. * sec_helper.cc (well_known_*_sid): Define using above SID macro. (cygsid::init): Delete. * dcrt0.cc (dll_crt0_0): Do not call cygsid::init. * security.cc (get_user_local_groups): Change the second argument type to cygpsid. 2004-02-03 Christopher Faylor * cygtls.h (_local_storage::signamebuf): Increase size to prevent overflow on really odd values. * tlsoffsets.h: Regenerate. 2004-02-03 Christopher Faylor * Makefile.in (DLL_OFILES): Add strsig.o. * cygtls.h (_local_storage::signamebuf): New element. * sysconf.cc (sysconf): Implement _SC_RTSIG_MAX. * tlsoffsets.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. 2004-02-03 Jason Tishler * window.cc (Winmain): Show windows error code in error output when RegisterClass fails. 2004-02-02 Christopher Faylor * fhandler.h (*::fixup_after_exec): Eliminate unused handle argument. * fhandler.h (dtable::fixup_after_exec): Eliminate unused handle argument. * dcrt0.cc (dll_crt0_1): Reflect elimination of unused handle argument to fixup_after_exec. * dtable.cc (dtable::fixup_after_exec): Ditto. * fhandler_console.cc (fhandler_console::fixup_after_exec): Ditto. * fhandler_dsp.cc (fhandler_dsp::fixup_after_exec): Ditto. * fhandler_raw.cc (fhandler_raw::fixup_after_exec): Ditto. * fhandler_socket.cc (fhandler_socket::fixup_after_exec): Ditto. * fhandler_virtual.cc (fhandler_virtual::fixup_after_exec): Ditto. * pipe.cc (fhandler_pipe::fixup_after_exec): Ditto. 2004-02-02 Pierre Humblet * spawn.cc (spawn_guts): Do not set ciresrv.parent. * child_info.h (child_info_spawn::~child_info_spawn): Do not close parent. Update CURR_CHILD_INFO_MAGIC. * dcrt0.cc (dll_crt0_0): Do not close spawn_info->parent. Pass NULL to cygheap->fdtab.fixup_after_exec(). 2004-02-02 Christopher Faylor Throughout, change name from set_inheritance to set_no_inheritance to better reflect input arguments of this function. * cygheap.h (CYGHEAPSIZE): Increase size of cygheap to something closer to the 21st century. 2004-02-02 Corinna Vinschen * cygerrno.h (set_errno): Replace semicolon with comma in non-DEBUGGING version to avoid compile time error. 2004-02-01 Christopher Faylor * cygerrno.h (set_errno): Set global errno whenever setting thread specific version. * debug.cc (__set_errno): Ditto. * exceptions.cc (handle_sigsuspend): Remove spurious sig_dispatch_pending call. (set_signal_mask): When there seem to be pending signals to dispatch, tell signal_dispatch_pending/sig_send not to specifically call any handlers. * sigproc.h (sig_dispatch_pending): Change declaration to void. * sigproc.cc (sig_dispatch_pending): Change definition to void. Take an argument to determine whether to tell sig_send to wait for handler to be called. * sigproc.cc (sig_send): Don't call signal handler when sig == __SIGFLUSHFAST. (wait_sig): Honor __SIGFLUSHFAST. Guard against sigpacket::process nuking si_signo. * sigproc.h (__SIGFLUSHFAST): Define new special signal. (sig_dispatch_pending): Change declaration to void. Take optional boolean argument. * fork.cc (vfork): Add debugging output. 2004-01-26 Christopher Faylor * exceptions.cc (sig_handle_tty_stop): Avoid races by waiting for both signal_arrived and for sigCONT. (sigpacket::process): Enforce sending of both signal_arrived and sigCONT, where appropriate. * gendef (sigreturn): Save tls pointer in ebx so that it can jump into sigdelayed and use the same register. 2004-01-26 Christopher Faylor * cygtls.cc (_threadinfo::init_thread): Add more local reent stdio initialization. * dcrt0.cc (initial_env): Can it really be true that XP doesn't allow attaching a debugger during DLL attach? Add temporary workaround. (dll_crt0_0): Ensure that _impure_ptr stdio is initialized before any threads. (dll_crt0_1): Move _impure_ptr initialization to dll_crt0_0. * exceptions.cc (try_to_debug): Reinstate old method for looping while debugging. * syscalls.cc (_cygwin_istext_for_stdio): Regularize debugging output. Remove hopefully extraneous check. (setmode_helper): Add debugging output for improbable case. Use "binary" rather "raw" for consistency. 2004-01-25 Christopher Faylor * fhandler.cc (fhandler_base::fhaccess): Avoid always setting errno to EACCESS when return value is < 0. Rely on errno being set properly. 2004-01-25 Christopher Faylor * sigproc.cc (proc_subproc): Don't protect *child's* handle. 2004-01-24 Christopher Faylor * fhandler.h (fhandler_base::fhaccess): Return int for compatibility with access. * fhandler.cc (fhandler_base::fhaccess): Return int. Use consistent variable name for exit value. Exit at bottom, printing debugging information, like other cygwin functions. 2004-01-23 Christopher Faylor * cygheap.cc (init_cygheap::close_ctty): Protect YA vforkism. * fhandler.h (fhandler_base::has_acls): Make pass through for path_conv method. (fhandler_base::isremote): Ditto. (fhandler_base::is_fs_special): Ditto. (fhandler_base::has_attribute): Ditto. Define new function. (fhandler_base::fhaccess): Declare new function based on access_worker. (fhandler_base::set_has_acls): Eliminate obsolete function. (fhandler_base::set_isremote): Ditto. * fhandler.cc (fhandler_base::fhaccess): Move from syscalls.cc and into fhandler_base class. Use fhandler methods to access data rather than path_conv stuff. (fhandler_base::device_access_denied): Use fhaccess method. * fhandler_disk_file.cc (fhandler_disk_file::opendir): Ditto. (fhandler_base::open_fs): Remove calls to obsolete functions. * fhandler_virtual.cc (fhandler_virtual::open): Ditto. * winsup.h (access_worker): Remove obsolete access_worker declaration. *syscalls.cc (access_worker): Move function to fhandler.cc. (access): Use fhaccess method. * pinfo.cc (_pinfo::set_ctty): Clarify debugging output. * sigproc.cc (sig_dispatch_pending): Ditto. * syscalls.cc (setsid): Perform minor rearrangement. 2004-01-23 Pierre Humblet * fhandler_socket.cc (fhandler_socket::create_secret_event): Avoid creating multiple handles. Always allow event inheritance but set the handle inheritance appropriately. Improve error handling. (fhandler_socket::check_peer_secret_event): Improve error handling. (fhandler_socket::close_secret_event): Simply call CloseHandle. (fhandler_socket::set_close_on_exec): Set secret event inheritance. 2004-01-23 Christopher Faylor * configure.in: Remove NEWVFORK default. * configure: Regenerate. * dcrt0.cc: Conditionalize vfork stuff throughout. * dtable.cc: Ditto. * perthread.h: Ditto. * pipe.cc (fhandler_pipe::close): Ditto. * spawn.cc (spawnve): Ditto. * syscalls.cc (setsid): Ditto. * exceptions.cc (sigpacket::process): Use macro to refer to vfork pid. * debug.cc (verify_handle): Define new function. * debug.h (VerifyHandle): Define new macro. (verify_handle): Declare new function * fhandler.cc (fhandler_base::dup): Verify that dup'ed handle is not supposed to be in use. (fhandler_base::set_inheritance): Ditto. (fhandler_base::fork_fixup): Ditto. * fhandler_socket.cc (fhandler_socket::dup): Ditto. * fhandler_tty.cc (fhandler_tty_slave::open): Ditto. * net.cc (set_socket_inheritance): Ditto. * pinfo.cc (pinfo_fixup_after_exec): Ditto. * sigproc.cc (proc_subproc): Ditto. (sig_send): Ditto. * spawn.cc (spawn_guts): Ditto. * thread.cc (pthread::init_mainthread): Ditto. * pipe.cc (fhandler_pipe::close): Close read_state with ForceCloseHandle since it was protected. (fhandler_pipe::fixup_after_exec): Protect read_state handle. (fhandler_pipe::dup): Correctly close open handles on error condition. Verify that dup'ed handle is not supposed to be in use. (fhandler_pipe::create): Protect read_state. 2004-01-23 Christopher Faylor * exceptions.cc (sig_handle_tty_stop): Fix boneheaded mistake by using correct check for parent state rather than inverted check mistakenly introduced on 2003-09-15. 2004-01-22 Brian Ford * fhandler_serial.cc (fhandler_serial::raw_write): Prevent a deadlock when the input buffer overflows. (fhandler_serial::raw_read): Correct to print the actual error and only call PurgeComm when necessary. 2004-01-22 Christopher Faylor * dcrt0.cc (reent_data): Make global. * cygwin.din: Reexport reent_data. 2004-01-22 Christopher Faylor * cygtls.cc (_threadinfo::remove): Don't assume that we are removing _my_tls. * exceptions.cc (setup_handler): Improve debugging output. (call_signal_handler_now): Remove ill-advised debugger call. * sigproc.cc (sigcomplete_main): Delete. (sig_send): Honor FIXME and avoid using main thread's completion event for everything or suffer races. (pending_signals::add): Default stored mask to current process mask rather than mask at time of signal send. (wait_sig): Add debugging output. * sigproc.h (sigpacket::mask_storage): Delete. 2004-01-22 Christopher Faylor * fhandler.cc (fhandler_base::open): Revert isfs change. 2004-01-21 Christopher Faylor * devices.in: Change raw com device to more correct form. 2004-01-21 Christopher Faylor * fhandler.cc (fhandler_base::open): Use major numbers rather than device numbers to control special behavior for devices which take units. * fhandler_raw.cc (fhandler_dev_raw::writebuf): Ditto. (fhandler_dev_raw::fstat): Ditto. (fhandler_dev_raw::open): Ditto. (fhandler_dev_raw::ioctl): Ditto. 2004-01-21 Nicholas Wourms * signal.cc (sigaction): Fix if-statement typo. 2004-01-21 Christopher Faylor * cygtls.cc (handle_threadlist_exception): Change logic, improve debugging output. 2004-01-21 Christopher Faylor * fhandler_tty.cc (fhandler_tty::ioctl): Semi-revert 2003-09-26 change for TIOCSWINSZ. It is not an error for ioctl_request_event to be missing. 2004-01-20 Christopher Faylor * sigproc.cc (pending_signals::save): New function. (pending_signals::restore): Ditto. (sig_clear): Save/restore current queue pointer. (wait_sig): Delete signals marked as such. * sigproc.h (__SIGDELETE): New enum. 2004-01-20 Christopher Faylor * include/cygwin/version.h: Bump DLL minor number to 8. * 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. 2004-01-20 Christopher Faylor * sec_acl.cc (setacl): Make sure sd_ret is large enough. 2004-01-19 Christopher Faylor * sigproc.cc (sigproc_terminate): Don't close sendsig handle when execing since 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. 2004-01-19 Christopher Faylor * include/cygwin/version.h: Bump DLL minor number to 7 (should have been done earlier). 2004-01-19 Christopher Faylor * cygwin/include/signal.h: Add copyright notice. * 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. 2004-01-17 Christopher Faylor * signal.cc (sigwaitinfo): Define new function. (sigwait): Redefine based on sigwaitinfo. * include/cygwin/signal.h (sigwaitinfo): Declare. (sigwait): Ditto. 2004-01-17 Christopher Faylor * dtable.cc (dtable::vfork_parent_restore): Avoid double close of ctty when ctty == ctty_on_hold. 2004-01-16 Christopher Faylor * 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. 2004-01-16 Christopher Faylor 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. 2004-01-16 Christopher Faylor * fhandler_console.cc (fhandler_console::close): Remove obsolete test for vfork_cleanup. * pipe.cc (fhandler_pipe::close): Add comment. 2004-01-16 Christopher Faylor * cygheap.cc (init_cygheap::close_ctty): Don't NULL ctty if it is still active. 2004-01-16 Christopher Faylor * dtable.cc (dtable::vfork_parent_restore): Store ctty_on_hold prior to calling close_all_files since it will be zeroed. 2004-01-15 Christopher Faylor * gentls_offsets: Reinstate unlink of temp files. 2004-01-14 Christopher Faylor * fhandler_console.cc (fhandler_console::close): Fix debugging output. (fhandler_console::fixup_after_fork): Decrement open_fhs prior to call to fhandler_console::open since this would cause incrementing too much incrementing in child processes. (Probably needs to be handled more elegantly someday) (fhandler_console::fixup_after_exec): Ditto. 2004-01-14 Christopher Faylor * cygtls.h (_threadinfo::call): Remove regparm declaration to work around compiler bug. 2004-01-13 Christopher Faylor * autoload.cc (TryEnterCriticalSection): Remove. * dcrt0.cc (dll_crt0_0): Delete inappropriate setting of _my_tls.stackptr to NULL since it has really bad consequences. Make 'si' an automatic variable. 2004-01-13 Christopher Faylor * cygtls.cc (_threadinfo::init_thread): Correct thinko which caused thread list to be allocated every time. * cygtls.h (CYGTLS_PADSIZE): Define as const int. * sync.h: Make multiple inclusion safe. (muto::next): Eliminate. (muto::exiting_thread): New variable. (muto::set_exiting_thread): New function. (new_muto): Change to use different section for mutos since c++ give inexplicable warning in some cases otherwise. (new_muto1): Ditto. * dcrt0.cc (do_exit): Call muto::set_exiting_thread here. * sync.cc (muto_start): Eliminate. (muto::acquire): Always give exiting thread a lock. Never give thread a lock if exiting. (muto::release): Ditto for releasing. * dtable.cc (dtable::init_lock): Unline function and define here. * dtable.h (lock_cs): Define as a muto since critical sections seem to work oddly on Windows Me. (lock): Accommodate switch to muto. (unlock): Ditto. * exceptions.cc (setup_handler): Don't worry about acquiring mutos since that hasn't mattered for a long time. (signal_exit): Ditto: muto stuff will be handled automatically on exit now. 2004-01-12 Christopher Faylor * Makefile.in (DLL_IMPORTS): Link advapi32 to ensure proper DLL initialization. * autoload.cc (RegCloseKey): Arbitrarily choose this function as a "seed" to pull the advapi32 link library in. So, comment out the autoloading. * cygtls.cc (_threadinfo::init_thread): Just clear CYGTLS_PADSIZE. (_threadinfo::remove): Add debugging. (_threadinfo::find_tls): Ditto. * cygtls.h (_threadinfo::padding): Make zero length (for now?). * dcrt0.cc (dll_crt0_0): Move more initialization here from dll_crt0_1. (dll_crt0_1): See above. * dtable.h (dtable::lock): Remove commented out critical section locking. * dtable.h (dtable::init_lock): Remove commented out critical section locking. * dtable.h (dtable::unlock): Remove commented out critical section locking. * exceptions.cc (interruptible): bool'ize. * init.cc (threadfunc_fe): Revert to storing threadfunc at stack bottom. (munge_threadfunc): Ditto. Avoid adding overhead to calibration_thread. (prime_threads): Don't initialize tls stuff. (dll_entry): Make minor change to initialization order. * tlsoffsets.h: Regenerate. * sigproc.cc (wait_sig): Add sanity check for end of process thread exit. * select.h: Make minor formatting change. 2004-01-10 Christopher Faylor * Makefile.in: Add still more -fomit-frame-pointer functions. * dtable.h (dtable::lock): New function. (dtable::unlock): New function. (dtable::init_lock): New function. * cygheap.h (HEAP_TLS): Declare new enum value. (init_cygheap::threadlist): Declare new array. (init_cygheap::sthreads): Declare new variable. (cygheap_fdmanip::~cygheap_fdmanip): Use new dtable lock/unlock functions. (cygheap_fdnew::cygheap_fdnew): Ditto. (cygheap_fdget::cygheap_fdget): Ditto. * dtable.cc (dtable_init): Initialize fdtab critical section. (dtable::fixup_after_fork): Ditto. (dtable::fixup_after_exec): Ditto. (dtable::dup2): Use lock/unlock calls to protect access to fdtab. (dtable::find_fifo): Ditto. (dtable::fixup_before_fork): Ditto. (dtable::fixup_before_exec): Ditto. (dtable::set_file_pointers_for_exec): Ditto. (dtable::vfork_child_dup): Ditto. (dtable::vfork_parent_restore): Ditto. * syscalls.cc (close_all_files): Ditto. * sync.h (muto::acquired): Declare new function. (new_muto1): Declare new macro used to specify name of muto storage. * sync.cc (muto::acquired): Define new function. * cygthread.cc (cygthread::stub): Remove signal chain removal call since it is handled during initialization now. * cygthread.cc (cygthread::simplestub): Remove signal chain removal call since it is handled during initialization now. * cygtls.cc (sentry): New class used for locking. Use throughout. (_threadinfo::reset_exception): Don't pop stack. (_threadinfo::find_tls): Move from exceptions.cc. (_threadinfo::init_thread): Initialize array of threads rather than linked list. Take second argument indicating thread function for this thread. (_threadinfo::remove): Search thread array rather than linked list. Use sentry to lock. Only unlock if we got the lock. (_threadinfo::find_tls): Ditto for first two. (handle_threadlist_exception): Handle exceptions when manipulating the thread list in case of premature thread termination. (_threadinfo::init_threadlist_exceptions): Ditto. * cygtls.h (TLS_STACK_SIZE): Decrease size. (_threadinfo::padding): Add element to avoid overwriting lower part of stack. (_threadinfo::remove): Add a "wait" argument to control how long we wait for a lock before removing. * exceptions.cc (init_exception_handler): Make global. Take argument to control exception handler being set. (ctrl_c_handler): Wait forever when removing self from signal chain. (_threadinfo::find_tls): Move to cygtls.cc. (sig_handle): Reorganize detection for thread-specific signals. * heap.cc (heap_init): Rework slightly. Make fatal error more verbose. Remove malloc initialization since it can't happen during dll attach. * init.cc (search_for): Move address to search for on stack here. (threadfunc_ix): Ditto for stack offset. Make shared so that stack walk potentially only has to be done once when cygwin processes are running. (threadfunc_fe): Use standard tls to store thread function (may change back later). (calibration_thread): New function. Potentially called to find threadfunc_ix. (munge_threadfunc): Search for "search_for" value on stack. Output warning when thread func not found on stack. Use standard tls to store thread function. (prime_threads): New function. Called to prime thread front end. (dll_entry): Call dll_crt0_0 here when DLL_PROCESS_ATTACH. Call prime_threads here. Try to remove thread from signal list here. * sigproc.cc (wait_sig): Initialize threadlist exception stuff here. * thread.cc (pthread::exit): Pass argument to signal list remove function. * thread.h: Remove obsolete *ResourceLock defines. * tlsoffsets.h: Regenerate. * winsup.h (spf): Define temporary debug macro to be deleted later. * dcrt0.cc (dll_crt0_0): New function, called during DLL initialization. Mainly consists of code pulled from dll_crt0_1. (dll_crt0_1): See above. (_dll_crt0): Wait for initial calibration thread to complete, if appropriate. Move some stuff to dll_crt0_0. (initialize_main_tls): Accommodate argument change to _thread_info::init_thread. * fork.cc (fork_child): Ditto. (sync_with_child): Fix debug message. * external.cc (cygwin_internal): Remove special considerations for uninitialized dll since initialization happens during dll attach now. * dlfcn.cc (dlopen): Remove obsolete *ResourceLock calls. (dlclose): Ditto. 2004-01-05 Christopher Faylor * cygheap.h (init_cygheap::close_ctty): Declare new function. * cygheap.cc (init_cygheap::close_ctty): Define new function. * syscalls.cc (close_all_files): Use close_ctty. (setsid): Ditto. * cygthread.cc (cygthread::stub): Remove exception initialization. * cygthread.cc (cygthread::stub): Remove exception initialization. (cygthread::simplestub): Ditto. * thread.cc (pthread::thread_init_wrapper): Ditto. * cygtls.cc (_last_thread): Make static. (_threadinfo::call2): Initialize exception handler here. (_threadinfo::find_tls): Move here. * exceptions.cc (_threadinfo::find_tls): Move. * dcrt0.cc (__api_fatal): Add prefix info to message here rather than including it in every call to function. * winsup.h (api_fatal): Accommodate above change. * debug.cc (add_handle): Don't do anything if cygheap not around. (mark_closed): Ditto. * dll_init.cc (dll_list::detach): Fix debug output. * fork.cc (sync_with_child): Ditto. (vfork): Improve debug output. * heap.cc (heap_init): Ditto. * exceptions.cc (try_to_debug): Clarify message when debugger attaches. 2004-01-03 Christopher Faylor * exceptions.cc (_threadinfo::interrupt_now): Avoid double call to sigdelayed. * pinfo.cc (_pinfo::commune_send): Avoid inexplicable test which caused most pids to be shown as "" on Win9x. 2004-01-02 Christopher Faylor * cygheap.h (init_cygheap): Play more vfork shell games and move ctty_on_hold 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.