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* Perform whitespace cleanup throughout.Christopher Faylor2008-02-151-1/+1
| | | | | | | | | | | | | | | | | | | | | | | | | | | | | * dcrt0.cc (signal_shift_subtract): Eliminate ancient backwards compatibility. (check_sanity_and_sync): Ditto. * winsup.h (SIGTOMASK): Ditto. Just use constant in signal calculation. * include/cygwin/version: Remove backwards signal mask compatibility define. * path.cc (symlink_info::check_sysfile): Cosmetic change. * registry.cc (get_registry_hive_path): Remove unneeded variable. * exceptions.cc (handle_sigsuspend): Eliminate thread signal mask and use either main sigmask or current thread sigmask. (set_process_mask): Ditto. (sighold): Ditto. (sigrelse): Ditto. (sigset): Ditto. (set_process_mask_delta): Ditto. (_cygtls::call_signal_handler): Ditto. * fhandler_process.cc (format_process_status): Ditto. * fhandler_termios.cc (fhandler_termios::bg_check): Ditto. * pinfo.h (class pinfo): Ditto. * select.cc (pselect): Ditto. * signal.cc (sigprocmask): Ditto. (abort): Ditto. (sigpause): Ditto. (sigsend): Ditto. (wait_sig): Ditto. * thread.h (pthread::parent_tls): New member. * thread.cc (pthread::pthread): Record parent_tls here. (pthread::thread_init_wrapper): Initialize sigmask from parent thread.
* * dtable.cc (dtable::init_std_file_from_handle): Set access toCorinna Vinschen2008-02-071-1/+3
| | | | | | | | read/write of handle is connected to a tty or console. * fhandler_dsp.cc (fhandler_dev_dsp::dup): Set open flags correctly after duplicating from archetype. * fhandler_tty.cc (fhandler_tty_slave::dup): Ditto. (fhandler_pty_master::dup): Ditto.
* * dtable.cc (POSIX_NAMED_PIPE): New define.Christopher Faylor2007-12-161-26/+60
| | | | | | | | | | | | | | | | | | | | | | | | (POSIX_NAMED_PIPE_LEN): Ditto. (dtable::add_archetype): Use crealloc_abort. (dtable::init_std_file_from_handle): Specifically detect pipe stdin/stdout. Pass name to build_fh_dev so that proper name is recorded. Use binmode of fh if it is set before using get_default_mode. Set proper read/write access when calling init(). (handle_to_fn): Handle pipes. * fhandler.cc (fhandler_base::wait_overlapped): Add some debugging. * fhandler.h (fhandler_base::set_name): Default to just setting the path_conv name. (fhandler_pipe::init): Declare. * pipe.cc (struct pipesync): New struct. (getov_result): New function. Blocks and retrieves the result of an overlay I/O operation. (pipe_handler): New function. (pipesync::pipesync): New function. Initializer for pipesync struct. (handler_pipe::init): Define. Detects attempts to set up a "native" pipe fhandler and creates a thread which accepts input from or output to the non-cygwin pipe, creating a cygwin pipe wrapper around the non-cygwin pipe. (fhandler_pipe::create): Add pipe-specific flags to call to init(). * exceptions.cc (ctrl_c_handler): Lock process while we determine what to do.
* * dtable.cc (dtable::set_file_pointers_for_exec): Reenable. FixCorinna Vinschen2007-12-141-3/+2
| | | | | | comment. * spawn.cc (spawn_guts): Call cygheap->fdtab.set_file_pointers_for_exec only for non-Cygwin processes.
* Change many cygheap allocation routines to their *_abort analogs.Christopher Faylor2007-11-261-1/+1
| | | | | | * cygheap.cc (cmalloc_abort): New function. (crealloc_abort): Ditto. (ccalloc_abort): Ditto.
* revert premature checkinChristopher Faylor2007-11-081-61/+20
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* * dllfixdbg: Eliminate extra objcopy step.Christopher Faylor2007-11-081-20/+61
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* Preliminary change to make fifos/pipes interruptible and fifos reliable.Christopher Faylor2007-07-071-18/+0
| | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | * dtable.cc (dtable::find_fifo): Eliminate definition. * dtable.h (dtable::find_fifo): Ditto for declaration. * fhandler.cc (fhandler_base::raw_read): Remove pipe-specific stuff. (fhandler_base::fhandler_base): Ditto. (fhandler_base::close): Handle overlapped I/O structure if appropriate. (fhandler_base::dup): Ditto. (fhandler_base::fork_fixup): Ditto. (fhandler_base::setup_overlapped): Define new function. (fhandler_base::destroy_overlapped): Ditto. (fhandler_base::wait_overlapped): Ditto. (fhandler_base::read_overlapped): Ditto. (fhandler_base::write_overlapped): Ditto. * fhandler.h (fhandler_base::get_overlapped): Declare new function. (fhandler_base::setup_overlapped): Ditto. (fhandler_base::destroy_overlapped): Ditto. (fhandler_base::wait_overlapped): Ditto. (fhandler_base::read_overlapped): Ditto. (fhandler_base::write_overlapped): Ditto. (fhandler_base::get_guard): Eliminate. (fhandler_pipe::*): Rework to eliminate most Win9x related cruft, removing many variables and defining a new overlapped capability. (fhandler_fifo::*): Ditto. (fifo_state): Declare new enum. * fhandler_fifo.cc (fhandler_fifo::fhandler_fifo): Remove old Win9x stuff. Initialize overlapped handle to NULL. (fhandler_fifo::set_use): Eliminate. (fhandler_fifo::open_nonserver): Define. (fhandler_fifo::open): Rework to use named pipes and overlapped I/O. (fhandler_fifo::wait): Define new function to wait for named pipe connection. (fhandler_fifo::read): Rework to use wait() and new overlapped I/O functionality. (fhandler_fifo::write): Ditto. (fhandler_fifo::dup): Eliminate. * pinfo.cc (commune_process): Remove fifo handling. (_pinfo::commune_request): Ditto. * pinfo.h (picom): Ditto. * pipe.cc (fhandler_pipe::fhandler_pipe): Remove Win9x stuff. Initialize overlapped handle to NULL. (fhandler_pipe::open): Eliminate Win9x stuff. (fhandler_pipe::set_close_on_exec): Eliminate. (read_pipe): Eliminate. (fhandler_pipe::close): Ditto. (fhandler_pipe::fixup_after_exec): Ditto. (fhandler_pipe::fixup_in_child): Ditto. (fhandler_pipe::read): Rework to use overlapped I/O. (fhandler_pipe::write): New function using overlapped I/O. (fhandler_pipe::dup): Rework to eliminate Win9x stuff. (fhandler_pipe::create_selectable): Rework to eliminate Win9x and use overlapped I/O. * select.cc (peek_pipe): Rework to eliminate Win9x stuff and use overlapped I/O. (fhandler_base::ready_for_read): Ditto.
* * dtable.cc (dtable::set_file_pointers_for_exec): Call SetFilePointerCorinna Vinschen2007-05-291-1/+5
| | | | | | | | | | | correctly for 64 bit file access. Comment out functionality. * fhandler.cc (fhandler_base::open): Don't set append_mode. (fhandler_base::write): Check for O_APPEND instead of append_mode. Call SetFilePointer correctly for 64 bit file access. Handle errors from SetFilePointer. * fhandler.h (class fhandler_base): Drop append_mode status flag. * fhandler_disk_file.cc (fhandler_base::fstat_helper): Handle seeking correctly for 64 bit file access.
* * Makefile.in (DLL_OFILES): Add fhandler_procnet.o.Corinna Vinschen2007-01-171-1/+4
| | | | | | | | | | | | | | | | | | | | | | * autoload.cc (GetAdaptersAddresses): Define. * devices.h (FH_PROCNET): Define new device. * devices.in (dev_procnet_storage): Add "/proc/net" entry. * devices.cc: Regenerate. * dir.cc (readdir_worker): Use isproc_dev macro. * dtable.cc (build_fh_pc): Add FH_PROCNET. * fhandler.h (class fhandler_procnet): New class. * fhandler_proc.cc: Add "net" subdirectory handling. * fhandler_procnet.cc: New file handling "/proc/net" directory. * path.cc (isvirtual_dev): Move to path.h. * path.h (isproc_dev): New macro to identify /proc files by device. (isvirtual_dev): Moved here. Define using isproc_dev. * syscalls.cc (unlink): Use isproc_dev macro. * wincap.h (wincapc::has_gaa_prefixes): New element. (wincapc::has_gaa_on_link_prefix): New element. * wincap.cc: Implement above elements throughout. (wincapc::init): Check XP for service pack and set has_gaa_prefixes appropriately. * include/cygwin/in6.h: Include asm/byteorder.h.
* * child_info.h (child_info_spawn::__stdin): New element.Christopher Faylor2006-12-111-0/+8
| | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | (child_info_spawn::__stdin): Ditto. (CURR_CHILD_INFO_MAGIC): Regenerate. * dcrt0.cc (check_sanity_and_sync): Minor cleanup. (child_info_spawn::handle_spawn): Handle new __std* elements by calling move_fd. * dtable.cc (dtable::move_fd): Define new function. * dtable.h (dtable::move_fd): Declare new function. * fhandler.h (fhandler_pipe::popen_pid): Declare new element. * fhandler.h (fhandler_pipe::get_popen_pid): Define new function. * fhandler.h (fhandler_pipe::set_popen_pid): Ditto. * pipe.cc (fhandler_pipe::fhandler_pipe): Zero popen_pid. (fhandler_pipe::dup): Ditto. * spawn.cc (handle): Change second argument to bool. (spawn_guts): Accept __stdin/__stdout arguments and set them appropriately in child_info structure and in STARTUPINFO structure. * syscalls.cc (popen): New cygwin-specific implementation using spawn. (pclose): Ditto. * winsup.h (spawn_guts): Accommodate new arguments for spawn_guts. * fhandler.cc (fhandler_base::set_no_inheritance): Make second arg a bool. * fhandler.h (fhandler_base::set_no_inheritance): Ditto for declaration. * child_info.h (child_info::msv_count): Rename from the now-inappropriate "zero". (child_info_spawn::filler): Add filler to work around Vista bug. (child_info_fork::filler): Ditto. * dcrt0.cc (get_cygwin_startup_info): Remove "zero" check since it is now always filled out. * fork.cc (frok::parent): Move ch.zero manipulation to constructor. * spawn.cc (spawn_guts): Ditto. Remove _ch wrapper. * sigproc.cc (child_info::child_info): Initialize starter[]. * shared.cc (shared_info::heap_slop_size): Remove noisy system_printfs. * shared_info.h (CURR_SHARED_MAGIC): Regenerate.
* * devices.h: Add additional SCSI disk block device numbers perCorinna Vinschen2006-11-231-0/+6
| | | | | | | | | | http://www.kernel.org/pub/linux/docs/device-list/devices.txt up to 128 devices. * devices.in: Ditto. (device::parsedisk): Add additonal else-if cases for decoding base and drive indices. * devices.cc: Regenerate. * dtable.cc (build_fh_pc): Add additional DEV_SD{2..7}_MAJOR cases.
* * dtable.cc (build_fh_pc): Add missing DEV_SD1_MAJOR case (Thanks toCorinna Vinschen2006-11-061-1/+2
| | | | Joe Loh for noticing).
* * cygheap.cc (init_cygheap::close_ctty): Remove obsolete code.Christopher Faylor2006-06-031-1/+4
| | | | | | | | | | | | * dcrt0.cc (child_info_spawn::handle_spawn): Signal ready after we've run fixup_after_exec. * dtable.cc (dtable::fixup_after_exec): Add debugging output. * fhandler_tty.cc (fhandler_pty_master::doecho): Use class version of to_master. (fhandler_tty_common::close): Remove obsolete code. (fhandler_tty_slave::fixup_after_exec): Don't close, since this is done in dtable's fixup_after_exec. (revisit later?) (fhandler_pty_master::fixup_after_exec): Ditto.
* * debug.cc (add_handle): Print handle value when collision detected.Christopher Faylor2006-05-211-2/+2
| | | | | | | | | | | | | | | | | | | | | | | * dtable.cc (dtable::stdio_init): Cosmetic change. * fhandler.h (fhandler_base::create_read_state): Protect handle. (fhandler_pipe::create_guard): Ditto. Always mark the handle as inheritable. (fhandler_pipe::is_slow): Return boolean value rather than numeric 1. * pipe.cc (fhandler_pipe::fhandler_pipe): Always flag that we need fork fixup. (fhandler_pipe::open): Don't pass security attributes to create_guard. (fhandler_pipe::set_close_on_exec): Don't handle guard here. (fhandler_pipe::close): Accommodate now-protected guard handle. (fhandler_pipe::fixup_in_child): Don't proected read_state here. (fhandler_pipe::fixup_after_exec): Close guard handle if close_on_exec. (fhandler_pipe::fixup_after_fork): Don't bother with guard here. (fhandler_pipe::dup): Don't set res to non-error prematurely. Use boolean values where appropriate. Protect guard and read_state. (fhandler_pipe::create): Don't call need_fork_fixup since it is now the default. Don't protect read_state or guard. * pipe.cc (fhandler_base::ready_for_read): Use bool values for "avail". * spawn.cc (spawn_guts): Set cygheap->pid_handle as inheritable when protecting. * select.cc (fhandler_pipe::ready_for_read): Actually get the guard mutex for blocking reads.
* * tty.h (tty::hwnd): Move to tty_min.Christopher Faylor2006-04-211-2/+4
| | | | | | | | | | | | | | (tty::gethwnd): Ditto. (tty::sethwnd): Ditto. (tty_min::hwnd): Receive variable from tty class. (tty_min::gethwnd): Receive function from tty classs. (tty_min::sethwnd): Ditto. * dtable.cc (dtable::stdio_init): Only call init_console_handler when we actually own the console. * fhandler_console.cc (fhandler_console::get_tty_stuff): Set tty's hwnd to non-zero value. * fhandler_termios.cc (fhandler_termios::tcsetpgrp): Semi-reinstate handling of console when pgrp is set.
* * dcrt0.cc (child_info_spawn::handle_spawn): Don't initialize the consoleChristopher Faylor2006-03-231-1/+4
| | | | | handler here. * dtable.cc (dtable::stdio_init): Initialize console handler here.
* * autoload.cc (LoadDLLfuncNt): New define to wrap NT native functions.Corinna Vinschen2006-03-131-2/+3
| | | | | | Use for NT native functions throughout. * dtable.cc (handle_to_fn): Treate return value of NtQueryObject as NTSTATUS value.
* * dtable.cc (handle_to_fn): Accomodate new argument order in call toCorinna Vinschen2006-02-071-1/+1
| | | | | | | | | | | | | | | | | | | sys_wcstombs. * fhandler_disk_file.cc (fhandler_disk_file::readdir): Call sys_wcstombs instead of just wcstombs to accomodate OEM codepages. * miscfuncs.cc (sys_wcstombs): Split len argument in source and target length. Always 0-terminate result in target string. * security.cc (lsa2wchar): Remove unused function. (lsa2str): Ditto. (get_lsa_srv_inf): Ditto. (get_logon_server): Accomodate new argument order in call to sys_wcstombs. (get_user_groups): Ditto. (get_user_local_groups): Ditto. (get_priv_list): Call sys_wcstombs directly instead of lsa2str. * uinfo.cc (cygheap_user::ontherange): Accomodate new argument order in call to sys_wcstombs. * winsup.h (sys_wcstombs): Change prototype to match new argument order.
* * fhandler.h (fhandler_pipe::fixup_in_child): Declare new function.Christopher Faylor2005-12-191-1/+2
| | | | | | | | | | | | | | | | | | | | | | (fhandler_console::invisible_console): Declare new variable. (fhandler_console::need_invisible): Ditto. (fhandler_console::has_a): Ditto. * fhandler_console.cc (set_console_state_for_spawn): Eliminate return value. Set up an invisible console if necessary prior to spawning. (fhandler_console::invisible_console): Define. * fhandler_tty.cc (fhandler_tty_slave::open): Use fhandler_console::invisible_console to setup an invisible console. * pipe.cc (fhandler_pipe::fixup_in_child): Define new function from fixup_after_exec. (fhandler_pipe::fixup_after_exec): Use fixup_in_child when appropriate. (fhandler_pipe::fixup_after_fork): Ditto. * spawn.cc (handle): Reorganize and modernize a little. (spawn_guts): Rely on set_console_state_for_spawn to set the console into the right state but don't create the process with "detached" flag if we have no controlling tty since that confuses 'cmd'. * dtable.cc (dtable::stdio_init): Don't set console as controlling terminal if we have an invisible console. * sigproc.cc (child_info::sync): Use correct name in ForceCloseHandle1.
* * cygheap.h (init_cygheap::manage_console_count): Declare new function.Christopher Faylor2005-11-141-9/+6
| | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | (init_cygheap::console_count): Renamed from open_fhs. Make private. * cygheap.cc (init_cygheap::manage_console_count): Define new function. * dtable.cc (dtable::fixup_after_exec): Always call fixup_after_exec on elements of fd even when they are about to be closed. * fhandler.h (report_tty_counts): Remove open_fhs from debugging output. * fhandler_console.cc (fhandler_console::open): Use manage_console_count rather than manipulating count directly. (fhandler_console::close): Ditto. (fhandler_console::fixup_after_fork): Ditto. (fhandler_console::fixup_after_exec): Ditto. Don't close handles if close_on_exec. * fhandler_tty.cc (fhandler_tty_slave::open): Use manage_console_count() rather than manipulating count directly. Reflect change in arguments to report_tty_counts(). (fhandler_tty_slave::close): Ditto for both. (fhandler_tty_slave::dup): Ditto for both. (fhandler_tty_slave::ioctl): Use myctty() rather than raw ctty #. (fhandler_tty_slave::fixup_after_fork): Reflect change in arguments to report_tty_counts(). (fhandler_tty_master::init_console): Use manage_console_count() rather than manipulating count directly. * fhandler_clipboard.cc (fhandler_dev_clipboard::fixup_after_exec): Don't perform any operations if close_on_exec. * fhandler_dsp.cc (fhandler_dev_dsp::fixup_after_exec): Ditto. * fhandler_raw.cc (fhandler_dev_raw::fixup_after_exec): Ditto. * fhandler_serial.cc (fhandler_serial::fixup_after_exec): Ditto. * pinfo.h (_pinfo::_ctty): Declare new function. (myctty): Declare new macro. (__ctty): Declare new macro. * pinfo.cc (_pinfo::_ctty): Define new function. (_pinfo::set_ctty): Use manage_console_count() rather than manipulating count directly. * signal.cc (kill_pgrp): Use myctty() and __ctty() macros rather than raw ctty #. * syscalls.cc (setsid): Ditto. Use manage_console_count() rather than manipulating count directly.
* * cygheap.h (cygheap_fdenum::cygheap_fdenum): Record locked state or sufferChristopher Faylor2005-10-231-10/+0
| | | | | | | | | | | | | | | | | | | deadlocks. (class locked_process): Move to another header. * sync.h (lock_process): Define here. * cygtls.cc (_cygtls::fixup_after_fork): Reset spinning state as well as stacklock state. * dcrt0.cc (lock_process::locker): Define. (dtable::lock_cs): Delete. * dtable.cc (dtable_init): Eliminate call to init_lock(). (dtable::fixup_after_fork): Ditto. (dtable::init_lock): Delete definition. * dtable.h (dtable::init_lock): Delete declaration. (dtable::lock): Use process lock rather than dtable-specific lock. (dtable::unlock): Ditto. * sigproc.cc (sigproc_init): Minor change to debugging output. * times.cc (utime_worker): Use build_fh_pc rather than reinterpreting the posix path name again. Return any error from path_conv immediately.
* Revert erroneous checkin.Corinna Vinschen2005-09-281-2/+2
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* * fhandler.h (class fhandler_dev_raw): Delete current_position andCorinna Vinschen2005-09-281-2/+2
| | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | eof_detected status flag. Delete is_eom and is_eof methods. Move drive_size, bytes_per_sector, eom_detected status flag, as well as the methods read_file, write_file, raw_read and raw_write to ... (class fhandler_dev_floppy): ... here. Remove is_eom and is_eof methods. Add dup method. * fhandler_floppy.cc (IS_EOM): New macro. (fhandler_dev_floppy::is_eom): Remove. (fhandler_dev_floppy::is_eof): Remove. (fhandler_dev_floppy::fhandler_dev_floppy): Initialize status flags. (fhandler_dev_floppy::get_drive_info): Only call EX functions on systems supporting them and stop suffering strange delays. (fhandler_dev_floppy::read_file): Move here, drop setting current_position. (fhandler_dev_floppy::write_file): Move here, drop setting current_position. (fhandler_dev_floppy::open): Rearrange comment. (fhandler_dev_floppy::dup): New method. (fhandler_dev_floppy::get_current_position): New inline method. Use instead of former current_position were appropriate. (fhandler_dev_floppy::raw_read): Move here. Drop EOF handling. (fhandler_dev_floppy::raw_write): Move here. Drop EOF handling. (fhandler_dev_floppy::lseek): Remove useless conditions. Convert sector_aligned_offset to LARGE_INTEGER to improve SetFilePointer call. (fhandler_dev_floppy::ioctl): Move blocksize check in RDSETBLK case to here. * fhandler_raw.cc (fhandler_dev_raw::is_eom): Remove. (fhandler_dev_raw::is_eof): Remove. (fhandler_dev_raw::write_file): Remove. (fhandler_dev_raw::read_file): Remove. (fhandler_dev_raw::raw_read): Remove. (fhandler_dev_raw::raw_write): Remove. (fhandler_dev_raw::dup): Drop copying removed members. (fhandler_dev_raw::ioctl): Drop blocksize testing. * wincap.h: Implement has_disk_ex_ioctls throughout. * wincap.cc: Ditto. (wincap_vista): Preliminary wincaps for Windows Vista/Longhorn. (wincapc::init): Add Vista/Longhorn handling.
* * dcrt0.cc (do_exit): Rely on sigproc_terminate to set exit_stateChristopher Faylor2005-09-131-4/+0
| | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | appropriately. * pinfo.cc (pinfo::exit): Always call sigproc_terminate here. Rely on sigproc_terminate to signal signal thread to handle eventual process exit. * sigproc.cc (no_signals_available): Change criteria for determining if this process can handle signals to itself. (my_sendsig): New variable. Copy of my sendsig handle. (proc_can_be_signalled): Don't send signals if exit code is set. (sigproc_terminate): Use and set exit_state appropriately to determine when to do anything. Send __SIGEXIT to self to control process exit. (sig_send): Use my_sendsig for sending signals. Don't call proc_can_be_signalled for myself since the criteria is now different for sending signals to myself. (wait_sig): Copy myself->sendsig to my_sendsig for future use. Exit signal loop when __SIGEXIT is received. Wait for main thread to exit and use its exit status to actually exit process. * sigproc.h (__SIGEXIT): New enum. * dcrt0.cc (alloc_stack): Eliminate superfluous "return;". * debug.cc (add_handle): Ditto. * devices.in (device::parse): Ditto. * dtable.cc (dtable::vfork_parent_restore): Ditto. (dtable::vfork_child_fixup): Ditto. * environ.cc (parse_options): Ditto. * errno.cc (seterrno_from_win_error): Ditto. * exceptions.cc (sig_handle_tty_stop): Ditto. (set_signal_mask): Ditto. * fhandler.cc (fhandler_base::read): Ditto. (fhandler_base::operator delete): Ditto. (fhandler_base::seekdir): Ditto. (fhandler_base::rewinddir): Ditto. * fhandler_console.cc (fhandler_console::read): Ditto. (fhandler_console::fixup_after_exec): Ditto. * sigproc.cc (sigproc_init): Ditto. (sigproc_terminate): Ditto. * devices.cc: Regenerate.
* * cygwin.sc: Use simpler method to align .cygheap.Christopher Faylor2005-08-081-7/+6
| | | | | | | * dllfixdbg: Just copy .stab and .stabstr sections when making cygwin1.dbg, rather than relying on objcopy to keep only the debug sections since objcopy seems to get it wrong. * dtable.cc (build_fh_pc): Check setting fh to fhandler_nodevice for NULL, too.
* * Makefile.in (dtable_CFLAGS): Use -fomit-frame-pointer and -fcheck-new.Christopher Faylor2005-08-081-17/+27
| | | | | | | | | | | | | * cygheap.cc (cmalloc): Only emit system_printf warnings on failure if DEBUGGING. (crealloc): Ditto. (ccalloc): Ditto. * dtable.cc (build_fh_name): Treat NULL return from cnew as indicative of EMFILE condition. (build_fh_dev): Ditto. (dtable::dup_worker): Handle NULL return from build_fh_pc. (dtable::vfork_child_dup): Trust dup_worker to set errno. * fhandler.h (fhandler_base::new): Mark as nothrow.
* fix indentationChristopher Faylor2005-06-201-98/+98
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* Revert 2005-05-30 close_all_files changes.Christopher Faylor2005-06-021-1/+1
| | | | | * spawn.cc (spawn_guts): When execing, close all files after the child has synced with us.
* * child_info.h (child_info::cygheap_h): Delete.Christopher Faylor2005-06-011-1/+1
| | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | (child_info::dwProcessId): New field. * cygheap.cc (init_cheap): Delete. (dup_now): Ditto. (cygheap_setup_for_child): Ditto. (cygheap_setup_for_child_cleanup): Ditto. (cygheap_fixup_in_child): Simplify. Use new "child_copy" function to copy heap from parent. (_csbrk): Don't attempt allocation if within cygheap section. Fix so that more than one allocation will succeed. (cygheap_init): Reset possibly-nonzero region to zero. * cygheap.h (cygheap_setup_for_child): Delete declaration. (cygheap_setup_for_child_cleanup): Ditto. (cygheap_start): Define as an array. * cygwin.sc: Modernize. Remove unneeded sections. Define cygheap here. * dcrt0.cc (do_exit): Reflect argument change to close_all_files. * dtable.cc (dtable::vfork_parent_restore): Ditto. * dtable.h: Ditto. * fhandler.h: Ditto. * fork.cc (fork_copy): Call ReadProcessMemory if there is no thread (indicating that we're execing). (fork_child): Don't mess with hParent. (fork_parent): Remove hParent stuff. It happens earlier now. Remove call to cygheap_setup_for_child* stuff. (fork): Put child_info_stuff in grouped structure. Issue error if parent handle is not set. (child_copy): New function. * sigproc.cc (child_info::child_info): Put cygheap settings here. Set parent handle. (child_info::~child_info): Close parent handle if it exists. * spawn.cc (spawn_guts): Reorganize so that ciresrv is allocated at only the last minute so that cygheap changes are reflected. Delete cygheap_setup* calls. * syscalls.cc (close_all_files): Add an argument to flag when the fd entry should be released. * winsup.h (close_all_files): Add an argument to close_all_files declaration. Declare child_copy.
* Remove PC_FULL from path_conv usage throughout.Christopher Faylor2005-05-131-1/+1
| | | | | | * path.h (enum pathconv_arg): Change PC_FULL to PC_NOUILL. * path.cc (path_conv::check): Test for PC_NOFULL rather than !PC_FULL. (cygwin_conv_to_win32_path): Use PC_NOFULL to force non-absolute path.
* * Makefile.in (DLL_OFILES): Add fhandler_mailslot.o.Corinna Vinschen2005-05-101-0/+3
| | | | | | | | | | | | | | | | | | | | | | | | * devices.h (FH_KMSG): Define new device. * devices.in: Add "/dev/kmsg" entry. * devices.cc: Regenerate. * dtable.cc (build_fh_pc): Handle case FH_KMSG. * fhandler.h (class fhandler_mailslot): New class. (class select_stuff): Add device_specific_mailslot pointer. * fhandler_mailslot.cc: New file. * select.cc (peek_mailslot): New function. (verify_mailslot): Ditto. (struct mailslotinf): New stuct to handle select on mailslots. (thread_mailslot): New function. (start_thread_mailslot): Ditto. (mailslot_cleanup): Ditto. (fhandler_mailslot::select_read): New method. * syslog.cc (klog_guard): New muto. (dev_kmsg): Local mailslot for kernel message device. (vklog): New function. (klog): Ditto. * winsup.h (vklog): Declare. (klog): Ditto. * include/sys/syslog.h: Define _PATH_KLOG.
* 2005-05-09 Pierre Humblet <pierre.humblet@ieee.org>Pierre Humblet2005-05-091-0/+3
| | | | | | | | | | | | | * fhandler.h (class fhandler_netdrive): New class. * fhandler_netdrive.cc (fhandler_netdrive::fhandler_netdrive): New constructor. (fhandler_netdrive::exists): New method. (fhandler_netdrive::fstat): Ditto. (fhandler_netdrive::readdir): Ditto. (fhandler_netdrive::open): Ditto. * dtable.cc (build_fh_pc): Handle case FH_NETDRIVE. * path.cc (isvirtual_dev): Add FH_NETDRIVE. (mount_info::conv_to_win32_path): Detect netdrive device and bypass mount search for network paths.
* * sync.h (muto::operator int): New operator.Christopher Faylor2005-04-051-1/+1
| | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | (locker): Remove unused class. (new_muto): Delete. (new_muto1): Ditto. (new_muto_name): Ditto. * cygheap.cc (cygheap_setup_for_child): Reflect use of static storage for muto rather than pointer. (_csbrk): Ditto. (_cmalloc): Ditto. (_cmalloc): Ditto. (_cfree): Ditto. * cygheap.h (cwdstuff::cwd_lock): Ditto. (cwdstuff::get_drive): Ditto. * cygmalloc.h (__malloc_lock): Ditto. (__malloc_unlock): Ditto. * cygtls.cc (sentry::lock): Ditto. (sentry::sentry): Ditto. (~sentry): Ditto. (_cygtls::init): Ditto. * dcrt0.cc: Ditto. (cygwin_atexit): Ditto. (cygwin_exit): Ditto. * debug.cc (lock_debug::locker): Ditto. (lock_debug::lock_debug): Ditto. (lock_debug::unlock): Ditto. (debug_init): Ditto. * dtable.cc (dtable::init_lock): Ditto. * dtable.h (dtable::lock_cs): Ditto. (dtable::lock): Ditto. (dtable::unlock): Ditto. * exceptions.cc (mask_sync): Ditto. (sighold): Ditto. (set_process_mask_delta): Ditto. (set_signal_mask): Ditto. (events_init): Ditto. * grp.cc (pwdgrp::pwdgrp): Ditto. * malloc_wrapper.cc (mallock): Ditto. (malloc_init): Ditto. * path.cc (cwdstuff::cwd_lock): Ditto. (cwdstuff::get_hash): Ditto. (cwdstuff::get_hash): Ditto. (cwdstuff::init): Ditto. (cwdstuff::set): Ditto. (cwdstuff::get): Ditto. * pwdgrp.h (pwdgrp::pglock): Ditto. (pwdgrp::refresh): Ditto. * sigproc.cc (sync_proc_subproc): Ditto. (get_proc_lock): Ditto. (proc_subproc): Ditto. (_cygtls::remove_wq): Ditto. (proc_terminate): Ditto. (sigproc_init): Ditto. * timer.cc (lock_timer_tracker::protect): Ditto. (lock_timer_tracker::lock_timer_tracker): Ditto. (lock_timer_tracker::~lock_timer_tracker): Ditto. * wininfo.cc (wininfo::_lock;): Ditto. (wininfo::winthread): Ditto. (operator HWND): Ditto. (wininfo::lock): Ditto. (wininfo::release): Ditto. * wininfo.h (wininfo::_lock;): Ditto.
* * devices.h: Switch FH_ZERO and FH_PORT as on Linux. Add FH_FULL.Corinna Vinschen2005-02-231-0/+1
| | | | | | | | | | * devices.in: Add /dev/full. * devices.cc: Regenerate. * dtable.cc (build_fh_pc): Add FH_FULL. * fhandler.cc (fhandler_base::fstat): Set FH_FULL permission bits correctly. * fhandler_zero.cc (fhandler_dev_zero::write): Set errno to ENOSPC and return -1 if device is FH_FULL.
* copyrightChristopher Faylor2005-02-201-1/+2
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* * cygthread.cc (cygthread::terminate_thread): Wait briefly for notificationChristopher Faylor2005-02-011-3/+3
| | | | | | | | | | | | | | event in the event that the thread was actually in the process of exiting. * pipe.cc (fhandler_pipe::dup): read_state is not supposed to be inheritable. Fix that. * path.cc (path_conv::check): Set symlen = 0 to avoid a compiler warning. * devices.h (devices::parsedisk): Declare new function. * devices.in (devices::parsedisk): Define new function. * dtable.cc (dtable::init_std_file_from_handle): Use device numbers rather than name. * fhandler_proc.cc (format_proc_partitions): Use parsedisk to generate disk names from numeric codes. (This was broken on two of my systems previously and is still broken now)
* Reorganize header file inclusion throughout so that cygerrno.h comes first.Christopher Faylor2005-01-121-3/+3
| | | | | | | | | | * fhandler.h (select_record::thread_errno): Save any encountered errno here. (select_record::set_select_errno): New function. (select_record::saw_error): New function. (select_record::select_record): Initialize thread_errno to zero. * select.cc (set_handle_or_return_if_not_open): Set thread_errno on failure. (select_stuff::wait): Record errno for later resurrection in calling thread. (peek_serial): Ditto.
* * path.h (path_conv::set_normalized_path): Add second argument and fill it inChristopher Faylor2004-12-231-2/+2
| | | | | | | throughout. * path.cc (path_conv::check): Declare, set and use "strip_tail". (path_conv::set_normalized_path): Add and use second argument, replacing all tail stripping tests.
* * child_info.h (child_info_spawn::hexec_proc): Eliminate.Christopher Faylor2004-11-261-1/+1
| | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | * 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.
* * dtable.cc (dtable::get_debugger_info): Make stderr r/w accordingCorinna Vinschen2004-07-231-1/+2
| | | | to SUSv3.
* * dtable.cc (dtable::find_fifo): Release lock after fifo found (still racy).Christopher Faylor2004-06-071-2/+7
| | | | | | | | | | | | | | | * fhandler.h (fhandler_fifo::get_io_handle): New fifo-specific method. * fhandler_fifo.cc (fhandler_fifo::close): Close output_handle only if it is open. (fhandler_fifo::open_not_mine): Reorganize slightly. Don't call _pinfo methods when the fifo is owned by me or suffer dtable lock_cs deadlock. (fhandler_fifo::open): Call open_not_mine first, otherwise open myself (racy). * pinfo.cc (_pinfo::commune_recv): Duplicate fifo handles here in requesting processes arena to avoid one potential race (of many). (_pinfo::commune_send): Move all PICOM_FIFO code under one case statement. * thread.cc (pthread::init_mainthread) Use existing hMainProc handle rather than calling GetCurrentProcess.
* * dtable.cc (dtable::extend): Change order of memcpy and cfree.Christopher Faylor2004-04-111-1/+1
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* * Use new unified status_flag accessor methods from classes fhandler_*,Corinna Vinschen2004-04-101-6/+6
| | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | tty_min, mtinfo and fs_info thoroughout. * fhandler.h: Redefine all set_close_on_exec methods to take a bool argument. (enum conn_state): Rename from connect_state. (class fhandler_base): Rename some status flags to align with accessor method names. Drop encoded flag entirely. Unify status accessor methods. Const'ify all read accessor methods. (class fhandler_socket): Ditto. (class fhandler_dev_raw): Ditto. * fhandler_disk_file.cc (fhandler_base::fstat_fs): Use fs.fs_is_fat() instead of evaluating FATness of file system here. (fhandler_disk_file::opendir): Drop call to set_encoded(). (fhandler_disk_file::readdir): Use pc.isencoded() directly. * mtinfo.h (class mtinfo_drive): Const'ify all read accessor methods. * path.cc (fsinfo_cnt): Add. (fs_info::update): Accomodate class changes. Evaluate file system name specific flags right here. Add thread safety for reading and writing global fsinfo array. * path.h (enum path_types): Drop values for flags kept in fs already. (struct fs_info): Move status informatin into private struct type status_flags. Add accessor methods. Remove path and file system name string arrays in favor of status bits. (class path_conv): Use new fs_info status information where appropriate. (path_conf::fs_has_ea): Rename from fs_fast_ea. (path_conf::fs_has_acls): New method. (path_conf::root_dir): Remove. (path_conf::volname): Remove. * syscalls (statfs): Evaluate root dir locally. * tty.h (class tty_min): Unify status accessor methods. Const'ify all read accessor methods.
* * cygheap.cc (init_cheap): Add ability to specify minimal cygwin heap size whenChristopher Faylor2004-03-211-2/+2
| | | | | | | | | | | | | | | 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.
* * debug.h (console_printf): Define for non-debugging condition.Christopher Faylor2004-02-091-1/+1
| | | | | | | | | | | | | | * 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): Chnage debugging output to printed warning.
* * fhandler.h (*::fixup_after_exec): Eliminate unused handle argument.Christopher Faylor2004-02-021-2/+2
| | | | | | | | | | | | | | | | | | * 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. * 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().
* * configure.in: Remove NEWVFORK default.Christopher Faylor2004-01-231-0/+2
| | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | * 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.
* * dtable.cc (dtable::vfork_parent_restore): Avoid double close of ctty whenChristopher Faylor2004-01-171-3/+5
| | | | ctty == ctty_on_hold.
* * dtable.cc (dtable::vfork_parent_restore): Store ctty_on_hold prior to callingChristopher Faylor2004-01-161-1/+2
| | | | close_all_files since it will be zeroed.
generated by cgit v1.2.3 (git 2.25.1) at 2025-07-07 02:29:34 +0000