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* * dtable.cc (dtable::vfork_parent_restore): Add debugging statement.Christopher Faylor2001-11-241-21/+25
| | | | | | | | | | | | | | | | | | | | | | | | | | | * exceptions.cc (try_to_debug): Spin only as long as we don't have a debugger attached. * fhandler.h (fhandler_base::set_nohandle): New method. (fhandler_base::get_nohandle): New method. * fhandler.cc (fhandler_base::dup): Avoid duplicating handle if there is no handle. * fhandler_disk_file.cc (fhandler_disk_file::opendir): Set nohandle flag on dummy fd. * Makefile.in: Make intermediate library for eventual inclusion in libcygwin.a * fhandler.h (fhandler_pipe::fhandler_pipe): Remove default argument setting since it is no longer used. * miscfuncs.cc (check_null_str): New function. (+check_null_str_errno): Ditto. * net.cc: Add defensive buffer checking throughout. (cygwin_sendto): Protect against invalid fd. (cygwin_recvfrom): Ditto. (cygwin_getpeername): Ditto. (cygwin_recv): Ditto. (cygwin_send): Ditto. * winsup.h: Declare a new function. * select.cc (set_bits): Fix conditional for setting fd in exceptfds. * dtable.cc (dtable::build_fhandler): Create fhandler_pipe using correct device type. * path.cc (get_devn): Set correct pipe device type from device name.
* * path.cc (conv_path_list): Fix wild indexing into path due to conflictingChristopher Faylor2001-11-221-10/+24
| | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | methods for setting src pointer. * dir.cc (opendir): Only pass path_conv argument to opendir, since name is already part of the fhandler. * dtable.cc (dtable::build_fhandler): Accomodate new FH_CYGDRIVE type. * fhandler.cc (fhandler_base::opendir): Nuke name argument. * fhandler.h: Add FH_CYGDRIVE to "device" enum. (fhandler_base::opendir): Nuke name argument. (fhandler_disk_file::opendir): Ditto. (fhandler_disk_file::fhandler_disk_file): Declare new method which passes devtype through. (fhandler_cygdrive): Add elements for tracking drives. (fhandler_cygdrive::set_drives): Declare new method. (fhandler_cygdrive::iscygdrive_root): Declare new method. (fhandler_cygdrive::opendir): Declare new method. (fhandler_cygdrive::readdir): Declare new method. (fhandler_cygdrive::telldir): Declare new method. (fhandler_cygdrive::seekdir): Declare new method. (fhandler_cygdrive::rewinddir): Declare new method. (fhandler_cygdrive::closedir): Declare new method. (fhandler_cygdrive::fstat): Declare new method. * fhandler_disk_file.cc (fhandler_disk_file::fhandler_disk_file): Define new method which passes devtype through. (fhandler_disk_file::open): Tweak debug output. (fhandler_disk_file::opendir): Nuke first argument. Use info from path_conv and class rather than calling fstat. (fhandler_cygdrive::set_drives): New method. (fhandler_cygdrive::iscygdrive_root): New method. (fhandler_cygdrive::opendir): New method. (fhandler_cygdrive::readdir): New method. (fhandler_cygdrive::telldir): New method. (fhandler_cygdrive::seekdir): New method. (fhandler_cygdrive::rewinddir): New method. (fhandler_cygdrive::closedir): New method. (fhandler_cygdrive::fstat): New method. * path.cc (iscygdrive_device): Assume cygdriveness is already verified. (path_conv::check): Treat FH_CYGDRIVE "method" as a special case, setting file attributes as needed. (mount_info::conv_to_win32_path): Allow stand-alone /cygdrive, meaning "the directory which contains all of the drives on the system". (fillout_mntent): Use cyg_tolower for conversions. (mount_info::cygdrive_win32_path): Replace unused argument with unit number. * shared_info.h (mount_info::cygdrive_win32_path): Reflect argument change.
* * Makefile.in (DLL_OFILES): Add fhandler_disk_file.o.Christopher Faylor2001-11-211-0/+20
| | | | | | | | | | | | | | | | | | * cygheap.h (cygheap_fdnew::operator =): New operator. * dir.cc: Add invalid struct checking throughout. Use methods for all directory manipulation throughout. * fhandler.cc: Move fhandler_disk_file stuff to own file. (fhandler_base::opendir): New method. (fhandler_base::readdir): New method. (fhandler_base::telldir): New method. (fhandler_base::seekdir): New method. (fhandler_base::rewinddir): New method. (fhandler_base::closedir): New method. * fhandler_disk_file.cc: New file. * fhandler.h (fhandler_base): Declare new virtual methods. (fhandler_disk_file): Ditto. (fhandler_cygdrive): New class. * path.cc (conv_path_list): Use strccpy to break apart path.
* * fhandler.h (fhandler_pipe::broken_pipe): Renamed from saweof.Christopher Faylor2001-11-051-2/+2
| | | | | | | (fhandler_pipe::set_eof): Reflect above change. * pipe.cc (fhandler_pipe::fhandler_pipe): Ditto. (fhandler_pipe::read): Ditto. (fhandler_pipe::hiteof): Ditto.
* * fhandler.h (fhandler_base::ready_for_read): Remove unused argument.Christopher Faylor2001-11-041-6/+4
| | | | | | | | | | | | | | (fhandler_tty_slave::ready_for_read): Ditto. (select_record): Remove poll, initialize peek. * select.cc: Remove all poll functions, throughout. Change second argument of peek_* functions to 'bool' throughout. Specifically initialize *_ready variables throughout. (select_stuff::poll): Subsume previous poll functionality. (peek_pipe): Don't grab guard mutex when in select loop. select()/read() is racy by design so there is no need to worry about a race in select(). (fhandler_base::ready_for_read): Remove unused argument. (fhandler_tty_slave::ready_for_read): Ditto. * syscalls.cc (_read): Eliminate third argument in ready_for_read call.
* * fhandler.cc (fhandler_base::read): Return just read ahead characters if slowChristopher Faylor2001-11-031-35/+3
| | | | | | | | | | | device. * fhandler.h (fhandler_base::set_eof): New virtual method. (fhandler_pipe::set_eof): New method. * pipe.cc (fhandler_pipe::fhandler_pipe): Clear saweof flag. (fhandler_pipe::read): Return immediately if hit eof. (fhandler_pipe::hit_eof): Return true if saweof flag is set. * select.cc (peek_pipe): Don't call PeekNamedPipe if we couldn't grab the guard mutex.
* * dll_init.h (class dll_list): Reorder functions to avoid compiler "can'tChristopher Faylor2001-11-031-1/+1
| | | | | | | | | | | | | | | | inline" warnings. * security.h (class cygsid): Ditto. * sigproc.cc (get_proc_lock): Ditto. * sigproc.h (class sigframe): Ditto. * sync.h (class muto): Ditto. * fhandler.h (fhandler_base::get_guard): Actually MAKE virtual as previously indicated. * pipe.cc (make_pipe): Remove extraneous set_errno. * syscalls.cc (_open): Ditto. * select.cc (peek_pipe): Need to check that there is still something to read from the pipe after acquiring the mutex since another process/thread could have eaten the input before we got to acquiring the lock. (Thanks to Nick Duffek for this inspiration.)
* * fhandler.h: Change Windows 'BOOL's to c++ 'bool's for all variables.Christopher Faylor2001-11-021-11/+11
| | | | | | * select.cc (fhandler_base::ready_for_read): Set read_ready to zero prior to testing it or it will be uninitialized. * Makefile.in (CFLAGS): Move setting to Makefile.common.
* * dtable.cc (dtable::build_fhandler): Issue internal error on unknown device.Christopher Faylor2001-11-011-44/+41
| | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | * fhandler.cc (fhandler_base::close): Show both name and handle in debugging output. * fhandler.h (fhandler_base::get_guard): New virtual method. (fhandler_pipe::get_guard): New method. (fhandler_socket::ready_for_read): Delete declaration. (fhandler_pipe::ready_for_read): Ditto. (fhandler_serial::ready_for_read): Ditto. (fhandler_console::ready_for_read): Ditto. (fhandler_tty_common::ready_for_read): Ditto. (fhandler_windows::ready_for_read): Ditto. (struct select_record::peek): Declare new method. * select.cc (MAKEready): Delete. (peek_pipe): Use get_guard method to retrieve potential guard mutex handle. (fhandler_base::ready_for_read): Rewrite as generic ready-for-read handler. Should only be called for "slow" devices. (fhandler_socket::ready_for_read): Delete definition. (fhandler_pipe::ready_for_read): Ditto. (fhandler_serial::ready_for_read): Ditto. (fhandler_console::ready_for_read): Ditto. (fhandler_tty_common::ready_for_read): Ditto. (fhandler_windows::ready_for_read): Ditto. (fhandler_pipe::select_read): Fill in new peek record in select_record structure. (fhandler_console::select_read): Ditto. (fhandler_tty_common::select_read): Ditto. (fhandler_serial::select_read): Ditto. (fhandler_socket::select_read): Ditto. (fhandler_socket::select_read): Ditto. (fhandler_tty_slave::ready_for_read): Check for tty not open. Set errnos appropriately. * syscalls.cc (_read): Allow ready_for_read to set errno. * pinfo.cc (pinfo::init): Return spawn/NO_WAIT process as valid if it is initializing. * sigproc.cc (getsem): Adjust wait for process to initialize downward to avoid huge waits.
* * fhandler.h (fhandler_serial::fhandler_serial): Change to only accept unitChristopher Faylor2001-10-291-2/+1
| | | | | | | | argument. * fhandler_serial.cc (fhandler_serial::fhandler_serial): Ditto. (fhandler_serial::open): Avoid else when previous clause is a return(). * path.cc (get_devn): Alias /dev/ttyS0 -> /dev/com1, etc. (get_device_number): Reallow standalone "com1" as a valid name for /dev/com1.
* fix spelling errorsChristopher Faylor2001-10-281-1/+1
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* Ensure that all fhandler_*::read definitions are __stdcall throughout.Christopher Faylor2001-10-241-18/+18
| | | | | | | | | | | | | | * fhandler.cc (fhandler_base::set_inheritance): Be more defensive in debugging code. * fhandler.h: Adjust regparms throughout to reflect passing 'this' parameter. * fhandler_console.cc (fhandler_console::read): Remove unneeded test. Only honor "key down" events. * miscfuncs.cc (strcasestr): Reorganize for efficient code use. (check_null_empty_str_errno): Ditto. (__check_null_invalid_struct_errno): Ditto. (__check_invalid_read_ptr_errno): Ditto. * syscalls.cc (_read): Return 0 when length == 0, as per Single UNIX Specification.
* Remove 'cb' parameter and modify fhandler_* constructors throughout.Christopher Faylor2001-10-221-6/+5
| | | | | | | | | | | | | | | | | * dtable.cc (dtable::build_fhandler): Remove debugging output which uses 'cb'. * exec.cc (execvp): New function. (execvpe): Ditto. * fhandler.cc (fhandler_base::fhandler_base): Use constructor initialization. * fhandler.h (fhandler_tty_common::fhandler_tty_common): Ditto. * fhandler_clipboard.cc (fhandler_dev_clipboard::fhandler_dev_clipboard): Ditto. * fhandler_console.cc (fhandler_console::fhandler_console): Ditto. * fhandler_raw.cc (fhandler_dev_raw::fhandler_dev_raw): Ditto. * fhandler_serial.cc (fhandler_serial::fhandler_serial): Ditto. * fhandler_tty.cc (fhandler_tty_master::fhandler_tty_master): Ditto. (fhandler_tty_slave::fhandler_tty_slave): Ditto. (fhandler_pty_master::fhandler_pty_master): Ditto. * fhandler_windows.cc (fhandler_windows::fhandler_windows): Ditto.
* * autoload.cc: Add load statement for `NtOpenFile'.Corinna Vinschen2001-10-161-3/+4
| | | | | | | | | | | | | | | | | | | | | | | | | | | | * fhandler.h (fhandler_dev_raw::get_unit): New method. (fhandler_dev_tape::norewind): Eliminate. (fhandler_dev_tape::is_rewind_device): New method. * fhandler_raw.cc (fhandler_dev_raw::open): Open new fixed device name devices using NT internal method. Keep calling fhandler_base::open() for old mount table device mapping compatibility devices. (fhandler_dev_raw::fstat): Eliminate. Settings are done by fhandler_base::fstat() already. * fhandler_tape.cc: Remove `norewind' usage throughout. * ntdll.h: Define FILE_SYNCHRONOUS_IO_NONALERT. Define struct _IO_STATUS_BLOCK. Declare NtOpenFile(). * path.cc (get_raw_device_number): Add new approach for using fixed device names. (win32_device_name): Ditto. (get_device_number): Ditto. Require POSIX path to begin with "/dev/". (mount_info::conv_to_win32_path): Call win32_device_name() instead of get_device_number() after evaluating mount points to allow changing the win32 destination path again. * security.cc (str2buf2uni): Remove `static' to be able to call function from fhandler_dev_raw::open(). * wincap.cc: Set flag has_raw_devices appropriately. * wincap.h: Add flag has_raw_devices.
* * fhandler_dsp.cc (fhandler_dsp::ioctl): Return 0 for successfulChristopher Faylor2001-10-131-25/+25
| | | | | | | | | | | | | | | | | | | | | | | | | | | SNDCTL_DSP_GETBLKSIZE operation. Remove obsolete 'name' arg from fhandler_* constructors throughout. * winsup.h (winsock_active): New macro. (winsock2_active): Ditto. * autoload.cc (wsock_init): Use new macros to decide if winsock or winsock2 is loaded. (nonexist_wsock32): Dummy function to force winsock load. (nonexist_ws2_32): Dummy function to force winsock2 load. * fhandler.h (fhandler_socket::fstat): Declare new method. Currently unused. * fhandler_socket.cc (fhandler_socket::fixup_before_fork_exec): Check that winsock2 is active before trying WSADuplicateSocketA. (fhandler_socket::fixup_after_fork): Add extra check for winsock2_active. Otherwise use iffy procedures for Windows 95. (fhandler_socket::fixup_after_exec): Add debugging. (fhandler_socket::dup): Add debugging. (fhandler_socket::fstat): New method. (fhandler_socket::set_close_on_exec): Attempt to perform iffy stuff on Windows 95. * errno.cc (_sys_nerr): Work around compiler strangeness. * pinfo.cc (winpids::add): Add extra element at end of allocated array for setting to NULL. (winpids::enumNT): Ditto. (winpids::init): Don't modify pidlist if it hasn't been allocated (possibly due to malloc problem).
* * dtable.cc (dtable::build_fhandler): Allocate correct amount for givenChristopher Faylor2001-10-081-9/+22
| | | | | | fhandler class. * fhandler.h (fhandler_union): Properly define rather than relying on fhandler_console being "big enough".
* Add second path_conv * argument to fstat()s throughout.Christopher Faylor2001-10-051-22/+23
| | | | | | | | | | | | | | | | | | | | | | * fhandler.h: Change read and fstat to regparm/stdcall throughout. (fhandler_base::fstat): Just declare. Don't define. (fhandler_disk_file::fstat_helper): Declare. * fhandler.cc (fhandler_base::fstat): Move here from fhandler.h, adapt from former stat_dev(). (fhandler_disk_file::fstat): Move most of the disk-file-specific logic from stat_worker to here. Use fstat_helper to derive final fstat output. (fhandler_disk_file::fstat_helper): New method, renamed from former fstat method. (num_entries): Moved here from syscalls.cc. * fhandler_mem.cc (fhandler_dev_mem::fstat): Use base class to initialize most stuff. Invert has_physical_mem_access test for establishing permissions. * fhandler_raw.cc (fhandler_dev_raw::fstat): Eliminate unneed test and memory clearing. Use base class to initialize most stuff. * syscalls.cc (stat_dev): Eliminate. (stat_worker): Simply call fstat method to generate fstat output. Move all device specific code to appropriate fstats. * dir.cc (opendir): Pass correct arg to stat_worker to allow following symlinks.
* * dcrt0.cc (dll_crt0_1): Don't close hexec_proc if it is NULL.Christopher Faylor2001-10-041-22/+15
| | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | * fork.cc (vfork): Add debugging statements. * path.cc (get_device_number): Make static. Rewrite to inspect both unix and windows paths. (get_raw_device_number): Just check for parts of raw device that we care about. (get_devn): New function, pulled from get_device_number. (win32_device_name): Accomodate arg changes to get_device_number. (mount_info::get_device_number): Call get_device_number on translated Windows path. * spawn.cc (spawn_guts): Don't treat P_VFORK differently from P_NOWAIT. Add handle to child's shared region to child so that it will be preserved if the parent goes away. * fhandler.h: Throughout, simplify to one open method for all fhandler classes, requiring a path_conv first element. * fhandler.cc (fhandler_base::open): Remove obsolete method. Generalize to require path_conv * as first argument. (fhandler_disk_file::open): Remove obsolete method. (fhandler_disk_file::open): Use path_conv pointer rather than reference. * fhandler_clipboard.cc (fhandler_dev_clipboard::dup): Use new open method. (fhandler_dev_clipboard::open): Accomodate new argument for open methods. * fhandler_console.cc (fhandler_console::open): Ditto. (fhandler_console::dup): Use new open method. (fhandler_console::fixup_after_fork): Ditto. (fhandler_console::fixup_after_exec): Ditto. * fhandler_dsp.cc (fhandler_dev_dsp::open): Accomodate new argument for open methods. * fhandler_floppy.cc (fhandler_dev_floppy::open): Ditto. * fhandler_mem.cc (fhandler_dev_mem::open): Ditto. * fhandler_random (fhandler_dev_random::open): Ditto. * fhandler_raw.cc (fhandler_dev_raw::open): Ditto. * fhandler_serial.cc (fhandler_serial::open): Ditto. * fhandler_tape.cc (fhandler_dev_tape::open): Ditto. * fhandler_tty.cc (fhandler_tty_slave::open): Ditto. (fhandler_pty_master::open): Ditto. * fhandler_windows.cc (fhandler_windows::open): Ditto. * fhandler_zero.cc (fhandler_dev_zero::open): Ditto. * fhandler_socket.cc (fhandler_socket::set_connect_secret): Accomodate new argument for open methods. * syscalls.cc (_open): Ditto. (stat_worker): Ditto.
* Add "path.h" include throughout, where needed. Use new path_conv methods andChristopher Faylor2001-10-011-6/+2
| | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | operators to simplify testing for directory and attributes, throughout. * path.h (path_conv::exists): New method. (path_conv::has_attribute): Ditto. (path_conv::isdir): Ditto. (path_conv::DWORD &): New operator. (path_conv::int &): Ditto. * dir.cc (rmdir): Eliminate a goto. * dtable.cc (dtable::build_fhandler): Accept opt and suffix info for path_conv.check. Return fh == NULL on path_conv error. Pass unit to set_name as appropriate. (dtable::reset_unix_path_name): New method. * dtable.h (dtable): Declare new method. Reflect arg changes to build_fhandler. * fhandler.cc (fhandler_disk_dummy_name): Eliminate. (fhandler_base::set_name): Expect paths to be NULL. Build unix_path_name from win32_path_name when it is a device. (fhandler_base::reset_unix_path_name): New method. (fhandler_base::raw_read): Report EISDIR when ERROR_INVALID_FUNCTION or ERROR_INVALID_PARAMETER and reading a directory. (fhandler_disk_file::fstat): Don't call stat_dev since we should now never be calling fhandler_disk_file methods with devices. (fhandler_base::fhandler_base): Clear {unix,win32}_path_name. (fhandler_base::~fhandler_base): Always free {unix,win32}_path_name. (fhandler_disk_file::fhandler_disk_file): Remove set_no_free_names kludge. (fhandler_disk_file::open): Ditto. * fhandler.h (fhandler_base::no_free_names): Eliminate. (fhandler_base::set_no_free_names): Ditto. * fhandler_tty.cc (fhandler_tty_slave::fhandler_tty_slave): Don't set unix_path_name here. * path.cc (fchdir): Lock fd table throughout. Use new dtable::reset_unix_path_name method to reset path. * syscalls.cc (stat_worker): Reorganize to always call fstat method. Pass path_conv method to fhandler_*::open. (chroot): Elminate a goto.
* * pipe.cc (fhandler_pipe::fixup_after_fork): New method.Christopher Faylor2001-09-291-0/+1
| | | | * fhandler.h (fhandler_pipe::fixup_after_fork): Declare new method.
* * fhandler.h (fhandler_pipe::hit_eof): New method.Christopher Faylor2001-09-241-3/+7
| | | | | | | | | | | | | | | | | | (writepipe_exists): New class element. (orig_pid): Ditto. (id): Ditto. (is_slow): Eliminate. * pipe.cc (fhandler_pipe::set_close_on_exec): Set inheritance on writepipe_exists, if it exists. (fhandler_pipe::hit_eof): New method, modelled after tty. (fhandler_pipe::dup): Duplicate writepipe_exists, if it exists. (make_pipe): Set up a dummy event for pipes on windows 9x. The nonexistence of this event means that the write side of the pipe has closed. (_dup): Move to syscalls.cc (_dup2): Ditto. * dtable.cc (dtable::build_fhandler): Fill out set_names here, if appropriate. * syscalls.cc (_open): Call set_names in build_fhandler.
* * dtable.cc (dtable::build_fhandler): Accept an optional path_conv argument.Christopher Faylor2001-09-221-0/+1
| | | | | | | | | | If available, use this to calculate path name and device number. * dtable.h (dtable): Reflect above change. * fhandler.h (fhandler_base): Declare virtual method which accepts path_conv rather than path string as first argument. * fhandler.cc (fhandler_base::open): Define above new method. * syscalls.cc (_open): Set aside a path_conv variable for use in build_fhandler and subsequent call to open.
* * exceptions.cc (setup_handler): Always relinquish lock after we'veChristopher Faylor2001-09-221-3/+6
| | | | | | | | | | | | | | | | | | | | interrupted. * fhandler.cc: Move pipe methods to pipe.cc. * fhandler.h (fhandler_pipe): Add new methods. * fork.cc (sync_with_parent): Make error messages more informative. * pipe.cc (fhandler_pipe::fhandler_pipe): Move here from fhandler.cc. (fhandler_pipe::lseek): Ditto. (fhandler_pipe::set_close_on_exec): New method. (fhandler_pipe::read): Ditto. (fhandler_pipe::close): Ditto. (fhandler_pipe::dup): Ditto. (make_pipe): Create the guard mutex on the read side of the pipe. * select.cc (peek_pipe): Use guard_mutex to discover if we have the right to read on this pipe. (fhandler_pipe::readh_for_read): Pass the read pipe guard mutex to peek_pipe. * syscalls.cc (_read): Always detect signal catchers, for now. * debug.cc (makethread): Eliminate hack to make thread inheritable. * sigproc.cc (subproc_init): Don't use hack to make thread inheritable.
* * fhandler.cc (fhandler_base::set_inheritance): Just use DUPLICATE_CLOSE_SOURCEChristopher Faylor2001-09-201-2/+1
| | | | | | to change inheritance. Eliminate all other logic dealing with closed handles. * fhandler.h (fhandler_base::set_inheritance): Reflect above change. * fhandler_tty.cc (fhandler_tty_common::set_close_on_exec): Ditto.
* * fhandler.h (fhandler_socket::fixup_after_exec): Remove inlineCorinna Vinschen2001-09-201-2/+2
| | | | | | | | | | | | | implementation. (fhandler_dev_raw::fixup_after_exec): Ditto. * fhandler_raw.cc (fhandler_dev_raw::fixup_after_fork): Don't duplicate buffer on fork to avoid memory leak. (fhandler_dev_raw::fixup_after_exec): New implementation equal to former fixup_after_fork() implementation. * fhandler_socket.cc (fhandler_socket::fixup_after_fork): Do nothing when not using Winsock2. (fhandler_socket::fixup_after_exec): New implementation. (fhandler_socket::set_close_on_exec): Never call set_inheritance().
* * fhandler.h (fhandler_pipe::is_slow): Return true only if pipes are reliableChristopher Faylor2001-09-141-1/+1
| | | | | (i.e., not Win9x). * wincap.cc: Make statics NO_COPY to avoid fork overhead.
* * Makefile.in: Build wincap.o.Corinna Vinschen2001-09-121-1/+1
| | | | | | | | | | | | | | | | | | | | | | | | | | * wincap.cc: New file. * wincap.h: Ditto. * autoload.cc: Add dynamic load statement for `CreateHardLinkA'. * dcrt0.cc (os_being_run): Eliminated. (osname): Ditto. (iswinnt): Ditto. (set_os_type): Ditto. (dll_crt0_1): Call wincap.init() instead of set_os_type(). (_dll_crt0): Ditto. * environ.cc (set_chunksize): New function. (parse_thing): `forkchunk' setting now invokes function `set_chunksize'. * fork.cc (chunksize): Eliminated. Moved to be member of wincap. * host_dependent.h: Removed. * syscalls.cc (_link): Try using `CreateHardLinkA' first, if available. * cygheap.cc, dcrt0.cc, delqueue.cc, dir.cc, environ.cc, fhandler.cc, fhandler.h, fhandler_console.cc, fhandler_mem.cc, fork.cc, mmap.cc, net.cc, pinfo.cc, pinfo.h, security.cc, syscalls.cc, sysconf.cc, syslog.cc, thread.cc, times.cc, tty.cc, uinfo.cc, uname.cc, winsup.h: Use new wincap capability check throughout. * winsup.h: Include wincap.h. Eliminate extern declarations of `os_being_run' and `iswinnt'. Eliminate `os_type" definition. * include/cygwin/version.h: Bump version to 1.3.4.
* Update copyrights.Christopher Faylor2001-09-111-1/+1
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* * debug.cc (mark_closed): Rename from debug_mark_closed and make static.Christopher Faylor2001-09-011-2/+2
| | | | | | | | | | | | | | | | | | | (setclexec_pid): New function for marking saved handle as close-on-exec. (delete_handle): New function. (debug_fixup_after_fork): New function. * debug.h: Declare new functions, remove obsolete ones. * fork.cc (debug_fixup_after_fork): Call to cleanup close-on-exec handles. * fhandler.cc (fhandler_disk_file::close): Minor reorg. (fhandler_base::set_inheritance): Set flag appropriately for debugging when close-on-exec so forked process can delete closed handles. * tty.h (open_output_mutex): Eliminate unneeded argument. (open_input_mutex): Ditto. * fhandler_tty.cc (fhandler_tty_slave::open): reflect open_*_mutex argument changes. * fhandler.h (fhandler_socket): Make saw_shutdown_* functions type bool. * tty.cc (tty::get_event): Eliminate unneeded argument. (tty::common_init): Reflect change to get_event. Events should always be inherited.
* space reduction.Christopher Faylor2001-08-311-2/+2
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* * cygwin.sc: New file -- linker script for building cygwin DLL.Christopher Faylor2001-08-311-2/+11
| | | | | | | | | | | | | | | | | | | | | | | * Makefile.in: Use linker script to control location of cygheap. * cygheap.cc (buckets): Make static. (init_cheap): Remove special iswinnt handling. Allocate cygheap at a fixed location. Display more info when allocation fails. (cygheap_fixup_in_child): Try harder to move cygheap to correct location. Display more info when allocation fails. * fhandler.h (fhandler_socket): Add macros for tracking socket shutdown state. * net.cc (cygwin_shutdown): Set appropriate shutdown value for future use. * select.cc (select_stuff::cleanup): New method. (cygwin_select): Call cleanup explicitly to avoid a race. (select_stuff:~select_stuff): Call cleanup chain via cleanup method. (fhandler_socket::select_read): Set *_ready when shutdown has been called on the socket. (fhandler_socket::select_write): Ditto. (fhandler_socket::select_except): Ditto. * winsup.h: Move NO_COPY to "COMMON" section. * autoload.cc (wsock_started): Avoid initializing NO_COPY value. * sigproc.cc: Remove initialization from NO_COPY variables. (sigproc_init): Initialize sig_loop_wait here, rather than via initialization. (subproc_init): Initialize proc_loop_wait here, rather than via initialization.
* * fhandler.cc (fhandler_base::is_nonblocking): New method.Corinna Vinschen2001-08-151-0/+3
| | | | | | | | | | | | | | | | | | (fhandler_base::set_nonblocking): Ditto. * fhandler.h (fhandler_base): Declare new methods `is_nonblocking' and `set_nonblocking'. * fhandler_socket.cc (fhandler_socket::ioctl): Use `set_nonblocking'. * fhandler_tty.cc (fhandler_pty_master::process_slave_output): Use `is_nonblocking'. (fhandler_tty_slave::read): Ditto. (fhandler_tty_slave::ioctl): Use `set_nonblocking'. (fhandler_pty_master::ioctl): Ditto. * net.cc (cygwin_sendto): Fallback to winsock 1 functionality in case of nonblocking IO. (cygwin_recvfrom): Ditto. (cygwin_recv): Ditto. (cygwin_send): Ditto. * syscalls.cc (_read): Use `is_nonblocking'.
* * fhandler.cc (fhandler_base::fcntl): Use new O_NONBLOCK_MASK define.Corinna Vinschen2001-08-141-0/+13
| | | | | | | | | | | | | | | | | | | * fhandler.h: Move definitions of O_NOSYMLINK, O_DIROPEN and OLD_O_NDELAY from winsup.h to here. Add O_NONBLOCK_MASK define. * fhandler_socket.cc (fhandler_socket::close): Add hack to allow a graceful shutdown even if shutdown() hasn't been called by the application. Add debug output. (fhandler_socket::ioctl): Set fhandler's NONBLOCK flag according to FIONBIO setting. (fhandler_socket::fcntl): Use new O_NONBLOCK_MASK define. Actually set `request' before using it. * fhandler_tty.cc: Use new O_NONBLOCK_MASK define throughout. (fhandler_tty_slave::ioctl): Set fhandler's NONBLOCK flag according to FIONBIO setting. (fhandler_pty_master::ioctl): Ditto. * net.cc (wsock_event::prepare): Compare WSACreateEvent return code with `WSA_INVALID_EVENT' according to MSDN. * syscalls.cc (_read): Use new O_NONBLOCK_MASK define.
* * cygheap.cc (cygheap_root::set): Avoid treating '/' specially.Christopher Faylor2001-08-071-1/+1
| | | | | | | | | * fhandler.cc (fhandler_base::fcntl): Only set specific O_NDELAY style flag passed in from application. * fhandler_socket.cc (fhandler_socket::fcntl): Ditto. * fhandler.h: Set constant for future use. * winsup.h: Define OLD_O_NDELAY only for old programs. * include/cygwin/version.h: Define CYGWIN_VERSION_CHECK_FOR_OLD_O_NONBLOCK.
* Throughout, change check for running under Windows NT to 'iswinnt'.Christopher Faylor2001-08-041-1/+1
| | | | | | | | | | | | | * dcrt0.cc (set_os_type): Set 'iswinnt' appropriately. * cygheap.cc (init_cheap): Revert to using VirtualAlloc for allocating cygheap. (cygheap_setup_for_child_cleanup): New function. Standard function to call after calling CreateProcess to cleanup cygheap info passed to child. (cygheap_fixup_in_child): Copy cygheap from shared memory into allocated space under Windows 9x or if can't relocate shared space under NT. * cygheap.h: Declare new function. * spawn.cc (spawn_guts): Use cygheap_fixup_in_child. * fork.cc (fork_parent): Ditto. * winsup.h: Declare iswinnt.
* Throughout, reorganize header file inclusion to put security.h prior toChristopher Faylor2001-07-261-0/+8
| | | | | | | | fhandler.h. * fhandler.h (fhandler_base::get_inheritance): New method. * fhandler_socket.cc (fhandler_socket::create_secret_event): Use proper close-on-exec inheritance when creating. (fhandler_socket::check_peer_secret_event): Create handle as non-inheritable.
* * mmap.cc: Clean up *ResourceLock calls throughout.Christopher Faylor2001-06-261-1/+0
| | | | | | | * thread.cc (pthread_cond::TimedWait): Check for WAIT_TIMEOUT as well as WAIT_ABANDONED. (__pthread_cond_timedwait): Calculate a relative wait from the abstime parameter.
* * fhandler.h class fhandler_socket): Declare new methodCorinna Vinschen2001-06-221-0/+1
| | | | | | `set_close_on_exec'. * fhandler_socket.cc (fhandler_socket::set_close_on_exec): New method.
* * fhandler_socket.cc (fhandler_socket::signal_secret_event): NewEgor Duda2001-06-201-0/+1
| | | | | | | | | | | function. * fhandler.h: Declare it. * fhandler_socket.cc (fhandler_socket::create_secret_event): Don't signal secret event immediately. (fhandler_socket::check_peer_secret_event): Do it after peer event was opened. * net.cc (cygwin_connect): Or if socket is non-blocking. (cygwin_accept): Ditto.
* * fhandler.cc (fhandler_base::open): Set win32 access flagsEgor Duda2001-06-141-20/+25
| | | | | | | | to 0, when requested. * fhandler.h: New status flag FH_QUERYOPEN. (fhandler::get_query_open): New function. (fhandler::set_query_open): Ditto. * syscalls.cc (stat_worker): Request query-only open mode.
* * path.cc (chdir): Always send unsigned chars to isspace since newlib's isspaceChristopher Faylor2001-05-311-0/+7
| | | | | | | | | | | | | | | | | | | | doesn't deal well with "negative" chars. * fhandler.cc (fhandler_disk_file::open): Propagate remote status of file garnered from path_conv. Move #! checking to fstat. (fhandler_disk_file::fstat): Reorganize st_mode setting to eliminate duplication. Move check for #! here from fhandler::open. * fhandler.h (fhandler_base::isremote): New method. (fhandler_base::set_isremote): Ditto. (fhandler_base::set_execable_p): Also record "don't care if executable state". (fhandler_base::dont_care_if_execable): New method. * path.cc (path_conv::check): Clear new flags. Appropriately set vol_flags, drive_type, and is_remote_drive. * path.h: Add new flags and methods for manipulating them. * syscalls.cc (_unlink): Use isremote() to determine if a path is remote rather than calling GetDriveType. (stat_worker): Ditto. * security.cc (get_file_attribute): Or attribute with result of NTReadEA to be consistent with get_nt_attribute.
* * exceptions.cc (handle_exceptions): Bump repeat count for debugging kick out.Christopher Faylor2001-05-241-0/+1
| | | | | | | | | | * fhandler.h (fhandler_dev_dsp): Add a fixup_after_exec. * fhandler_dsp.cc (class Audio): Add TOT_BLOCK_SIZE to enum. (operator new): New. (bigwavebuffer): Declare using TOT_BLOCK_SIZE to avoid buffer overruns. (Audio::Audio): Optimize slightly. (fhandler_dev_dsp::open): Allocate s_audio using static buffer. (fhandler_dev_dsp::fixup_after_exec): New function. Ditto.
* * fhandler.h (fhandler_termios::echo_erase): Declare new method.Christopher Faylor2001-05-091-0/+1
| | | | | | | * fhandler_termios.cc (fhandler_termios::echo_erase): New method for echoing erase characters. (fhandler_termios::line_edit): Check the echo flag before echoing control characters (from Kazuhiro Fujieda <fujieda@jaist.ac.jp>).
* * cygheap.cc (_cfree): Add regparm attribute.Christopher Faylor2001-05-081-1/+1
| | | | | | | | | | | | | | | | (_crealloc): Ditto. * dcrt0.cc (dll_crt0_1): Default to always checking for executable for now. * dtable.cc (dtable::not_open): Move method. * dtable.h (dtable): Here. * exceptions.cc (ctrl_c_handler): Don't expect process group leader to handle a signal if it doesn't exist. * fhandler.h (fhandler_base): Make openflags protected. * localtime.c (tzsetwall): Check for __CYGWIN__ as well as __WIN32__. * path.cc (path_conv::check): Add some comments. Change strcat to assignment. * lib/_cygwin_S_IEXEC.cc (_cygwin_bob__): Eliminate. * fhandler_tty.cc (fhandler_console::dup): Set controlling terminal if necessary. * fhandler_tty.cc (fhandler_tty_slave::dup): Ditto.
* Throughout, change 'tty_attached' to 'real_tty_attached', for clarity.Christopher Faylor2001-04-281-1/+0
| | | | | | | | | | | | | | | | | | | | | | | | | | | Throughout, change 'OutputStopped' to 'output_stopped', for consistency. * dtable.cc (stdio_init): Set controlling tty if not set by stdio opens. * exceptions.cc (ctrl_c_handler): Avoid special pgid checking if no tty is associated with the process. (Suggested by Tim Baker <dbaker@direct.ca>) * external.cc (fillout_pinfo): Return actual tty number for ctty. * fhandler_console.cc (get_tty_stuff): Set ctty when shared memory is allocated. Accept flags input from open(). (set_console_ctty): New function. (fhandler_console::open): Pass flags to get_tty_stuff and rely on this function to set the ctty, if appropriate. * fhandler_termios.cc (fhandler_termios::set_ctty): Move to tty_min class. * fhandler_tty.cc (fhandler_tty_slave::open): Use tc field to access set_ctty(). * tty.h (TTY_CONSOLE): Move to include/sys/cygwin.h. (tty_min): Add set_ctty class here. * include/sys/cygwin.h (TTY_CONSOLE): New home here. * path.cc (symlink_info): Make contents an actual buffer. Pass more flags to case_check. (path_conv::check): Reorganize to do parsing based on posix path rather than native path. (symlink_info::check): Expect posix path as input. Translate to native path here. Accept path_conv flags. Stop parsing if not a symlink regardless of whether previous path was a symlink.
* Remove trailing underscore from fhandler_base and friends, throughout.Christopher Faylor2001-04-241-13/+22
| | | | | | | | | | | | | | | | | | | | | | * fhandler.h (fhandler_base::set_open_status): New method. Stores original open status. (fhandler_base::get_open_status): New method. Retrieves original open status. (fhandler_base::reset_to_open_binmode): New method. * fhandler.cc (fhandler_base::open): Save open status. (fhandler_base::init): Ditto. * fhandler_clipboard.cc (fhandler_clipboard::open): Ditto. * fhandler_console.cc (fhandler_console::open): Ditto. * fhandler_dsp.cc (fhandler_dsp::open): Ditto. * fhandler_dev_mem.cc (fhandler_dev_mem::open): Ditto. * fhandler_dev_random.cc (fhandler_dev_random::open): Ditto. * fhandler_serial.cc (fhandler_serial::open): Ditto. * fhandler_tty_slave.cc (fhandler_tty_slave::open): Ditto. * fhandler_tty_master.cc (fhandler_tty_master::open): Ditto. * fhandler_dev_zero.cc (fhandler_dev_zero::open): Ditto. * syscalls.cc (setmode): Rework so that 0 mode value causes reversion to open state. * fhandler_tty_slave.cc (fhandler_tty_slave::read): Use correct multiplier when converting from deciseconds to milliseconds.
* * fhandler.h (fhandler_base::clear_r_binary): New method.Christopher Faylor2001-04-231-0/+2
| | | | | | (fhandler_base::clear_w_binary): New method. * syscalls.cc (setmode): Accept 0 as mode value. Resets text/binary behavior for fd to default.
* * path.h (cwdstuff): Move class.Christopher Faylor2001-04-171-2/+2
| | | | | | | | | | | | | | * cygheap.h (cwdstuff): To here. (init_cygheap): Add cwd field. * child_info.h (cygheap_exec_info): Eliminate cwd stuff. (child_info_spawn): Ditto. * dcrt0.cc (dll_crt0_1): Remove cygcwd.fixup_after_exec call. Convert cygcwd reference to cygheap->cwd. * path.cc: Ditto, throughout. (cwdstuff::copy): Eliminate. (cwdstuff::fixup_after_exec): Ditto. * spawn.cc (spawn_guts): Eliminate call to cygcwd.copy. * fhandler.h (FH_OSS_DSP): Move into "fast" device category.
* * autoload.cc: Add winmm functions needed by fhandler_dsp.cc.Christopher Faylor2001-04-161-1/+24
| | | | | | | | | * fhandler_dsp.cc: New file. Implements OSS like /dev/dsp. * include/sys/soundcard.h: New file. User land includes for OSS /dev/dsp. * fhandler.h: Add new class fhandler_dev_dsp and a FH_OSS_DSP definition. * dtable.cc (dtable::build_fhandler): Allow creation of the /dev/dsp device. * path.cc (windows_device_names): Add /dev/dsp into list of device names. * Makefile.in (DLL_OFILES): Add fhandler_dsp.o.
* * fhandler.h (class fhandler_socket): Add members and methods toEgor Duda2001-04-091-0/+7
| | | | | | | | | | | | | | | | | support secure connections on AF_UNIX sockets. * fhandler_socket.cc (fhandler_socket::set_connect_secret): New method. (fhandler_socket::get_connect_secret): Ditto. (fhandler_socket::create_secret_event): Ditto. (fhandler_socket::close_secret_event): Ditto. (fhandler_socket::check_peer_secret_event): Ditto. (fhandler_socket::fixup_after_fork): Duplicate secret event to child. (fhandler_socket::dup): Copy address family. (fhandler_socket::close): Close secret event. * net.cc (get_inet_addr): Read secret cookie. (cygwin_connect): Check if peer knows secret cookie value. (cygwin_accept): Ditto. Copy address family to newly created socket. (cygwin_bind): Generate and write secret cookie. (wsock_init): Initialize random number generator.
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