Wed May 24 21:59:00 2000 Corinna Vinschen * dir.cc (writable_directory): Comment out previous code, return always 1 for now. (mkdir): Call set_file_attribute explicitely with S_IFDIR mode bit. * syscalls.cc (chown_worker): Ditto. (chmod): Ditto. * security.cc (get_nt_attribute): Fix error in debug output. Never set FILE_DELETE_CHILD for files. Construct appropriate inherit attribute according to file type. 2000-05-23 DJ Delorie * syscalls.cc (_cygwin_istext_for_stdio): New, for newlib * include/cygwin/version.h: Bump API number for detect old programs using old getc/putc macros 2000-05-23 DJ Delorie * dir.cc (writable_directory): handle root directories Tue May 23 10:09:26 2000 Christopher Faylor * uname.cc (uname): Use a "s" to denote a snapshot to avoid confusion with the number "5". Tue May 23 10:01:07 2000 Christopher Faylor * path.cc (mount_info::conv_to_posix_path): Avoid putting a trailing slash on a directory name when the ms-dos path spec is a root directory of a device. * registry.cc (reg_key::build_reg): Set 'key_is_invalid' flag rather than using an INVALID_HANDLE_KEY. (reg_key::get_int): Test for key validity before performing registry operations. (reg_key::set_int): Ditto. (reg_key::get_string): Ditto. (reg_key::set_string): Ditto. (reg_key::kill): Ditto. (reg_key::~reg_key): Ditto. Tue May 23 01:13:33 2000 Christopher Faylor * mkvers.sh: Use snapshot date as build date since it is more interesting. * uname.cc (uname): Detect if this is a snapshot build and add an "S" to the version number. Report the snapshot date as the release date. Mon May 22 17:11:25 2000 Christopher Faylor * environ.cc (regopt): Scan HKLM if HKCU scan fails. Mon May 16 23:39:00 2000 Corinna Vinschen * dir.cc (rmdir): Care for misleading error messages when trying to remove a directory on a samba share. Eliminate superfluous else branch. * syscalls.cc (_rename): Additional check for ERROR_FILE_EXISTS if MoveFile fails. Sun May 21 20:51:44 2000 Christopher Faylor * dcrt0.cc (dll_crt0_1): Move uinfo_init call to before sigproc_init to avoid a race. (noload): Add an extra argument for debugging. * uinfo.cc (uinfo_init): Eliminate test for multiple calls. (getlogin): Assume that uinfo_init has already been called. Sat May 20 01:34:57 2000 Christopher Faylor * exceptions.cc (interruptible): Add an argument to control whether function just checks for validity. Flag module handle == 0 as noninterrupible. (call_handler): Always acquire and release ebp lock. Loop for only a fixed amount of time attempting to grab mutos and find an interruptible PC. 2000-05-19 DJ Delorie * syscalls.cc (setmode): change mode of any matching FILE* also. Thu May 18 17:28:19 2000 Christopher Faylor * Makefile.in: Remove external.h dependency. * dcrt0.cc (sigthread::init): Move here from sigproc.h. * sigproc.h (sigthread): Move init to dcrt0.cc. Thu May 18 01:28:02 2000 Christopher Faylor * select.cc (thread_pipe): Add paranoid check to ensure thread termination. * external.cc: Eliminate obsolete include. * getopt.c (getopt_long): Fix compiler warning. * shared.h: Moved PID_ definitions to include/sys/cygwin so that they can be used by external programs. * include/sys/cygwin.h: Move external definitions here. Include sys/resource.h to avoid having to do this everywhere. Thu May 18 01:04:02 2000 Christopher Faylor * sigproc.h (sigframe): Don't set frame info unless tid matches this thread id. Wed May 17 23:13:32 2000 Christopher Faylor * dcrt0.cc (dll_crt0_1): Initialize mainthread stuff here before anything needs it. * sigproc.cc (sigproc_init): Move mainthread initialization out of here. * sigproc.h (sigthread): Add init() method. (sigframe): Don't try to initialize muto. * sync.cc: Undef WaitForSingleObject to avoid recursion. 2000-05-17 DJ Delorie * testsuite/winsup.api/crlf.c: New * testsuite/winsup.api/iospeed.c: New Wed May 17 01:05:52 2000 Christopher Faylor * path.cc (mount_info::cygdrive_posix_path): Don't add trailing slash if referring to something like c:\. * dcrt0.cc (dll_crt0_1): Move uinfo initialization prior to sig_send initialization to give signal thread a chance to finish. * debug.cc (WFSO): Move to sigproc.cc (WFMO): Ditto. * exceptions.cc (interruptible): Allocate slightly more space for directory just for paranoia's sake. (call_handler): Eliminate nonmain argument. Determine if main thread has set a frame pointer and use it if so. (sig_handle): Eliminate nonmain argument. * net.cc: Record frame information in appropriate routines throughout. * select.cc (select): Ditto. * sigproc.cc: Use sigthread structure to record mainthread id throughout. (sig_send): Record frame information for signal handler. (wait_sig): Reflect argument change in sig_handle. (WFSO): Move here and record frame information for signal handler. (WFMO): Ditto. * sigproc.h: Implement new "sigthread" class. Implement "sigframe" class for manipulating signal frame info. * thread.cc (__pthread_kill): Use standard _kill() function rather than calling sig_send directly. * winsup.h: Eliminate ebp element from signal_dispatch class. Tue May 16 23:39:00 2000 Corinna Vinschen Patch suggested by John Rowley * fhandler_tape.cc (fhandler_dev_tape::ioctl): Check for filemark feature on MTWEOF operation. Tue May 16 11:49:13 2000 Christopher Faylor * include/cygwin/in.h (AF_INET6): Use correct in6_addr struct. Mon May 15 00:35:35 2000 Christopher Faylor * include/cygwin/version.h: Bump DLL minor version number to 2. Sun May 14 23:41:24 2000 Christopher Faylor * shared.h: Bump PROC_MAGIC. * include/cygwin/version.h: Bump API minor to accomodate two recent exports. 2000-05-13 Mumit Khan * include/cygwin/socket.h (AF_INET6): Use same value as winsock2. 2000-05-12 Mumit Khan * include/cygwin/in.h (struct in6_addr): Fix spelling. * include/cygwin/socket.h (AF_INET6, PF_INET6): Define macros. (AF_MAX, PF_MAX): Bump to 32 to leave room for future expansion. Fri May 12 21:35:54 2000 Christopher Faylor * dcrt0.cc (build_argv): Remove unneeded variable. * select.cc (peek_pipe): Don't check for "ready" if it's already set. (peek_console): Ditto. (peek_serial): Ditto. (peek_socket): Ditto. (peek_windows): Ditto. Fri May 12 20:31:00 2000 Corinna Vinschen * fhandler_raw.cc (write_file, read_file): New wrapper functions for WriteFile and ReadFile to get rid of ERROR_MEDIA_CHANGED and ERROR_BUS_RESET in case of first access to tape. (fhandler_dev_raw::raw_write): Use write_file instead of WriteFile. (fhandler_dev_raw::raw_read): Use read_file instead of ReadFile. Fri May 12 01:04:57 2000 Christopher Faylor * Makefile.in (DLL_OFILES): Sort. * fhandler_tty.cc (fhandler_tty_slave::send_ioctl_request): Eliminate. (fhandler_tty_slave::ioctl): Rewrite to avoid races. 2000-05-11 Mumit Khan * mmap.cc (list::erase): Increment loop counter. (map::erase): Likewise. Thu May 11 00:54:00 2000 Charles Wilson * cygwin.din: insure that regsub() is included in cygwin1.dll Tue May 9 18:59:41 2000 Christopher Faylor * Makefile.in: Use appropriate VARIABLE to refer to cygwin.def in load line. Thu May 9 23:53:00 2000 Corinna Vinschen * fhandler.cc (fhandler_base::puts_readahead): Change while condition to disallow wild runs. Thu May 9 15:24:00 2000 Corinna Vinschen Patch suggested by * window.cc (setitimer): Check for overflow condition in tv_sec. Thu May 9 0:47:00 2000 Corinna Vinschen Patch suggested by Eric Fifer * errno.cc: Change mapping of ERROR_BAD_PATHNAME to ENOENT. Thu May 9 0:47:00 2000 Corinna Vinschen * path.cc (symlink::info): Treat non readable files as normal non symlink files. 2000-05-08 Paul K. Fisher * include/pthread.h (pthread_detach): Add missing prototype. (pthread_join): same. 2000-05-08 DJ Delorie * fhandler.cc (lock): use signed math to allow checking ranges properly. Sat May 6 23:22:25 2000 Christopher Faylor * dcrt0.cc (insert_file): Eliminate unused parameter. (build_argv): Ditto. * exceptions.cc (stack): Eliminate unused parameters. (stackdump): Ditto. (cygwin_stackdump): Reflect above changes. (sig_handle): Ditto. * fhandler.cc (fhandler_base::set_inheritance): Use kludge to avoid unused parameter warning. 2000-05-06 Mumit Khan * include/wchar.h (wcscmp, wcslen): Fix prototypes. * syscalls.cc (wcslen, wcscmp): Adjust. Fri May 5 23:32:07 2000 Christopher Faylor * errno.cc (errmap): Correct DIRECTORY mapping to ENOTDIR. 2000-05-04 Mumit Khan * Makefile.in (install): Install profile startup and library. Wed May 3 21:54:11 2000 Christopher Faylor * configure.in: Use -gstabs+ as compile debug option. This seems to promote better handling of symbols. * configure: Regenerate. * delqueue.cc (delqueue_list::process_queue): Allow ERROR_ACCESS_DENIED to indicate that a file is being shared under Windows 95. * syscalls.cc (_unlink): Use full path name. Take special action for Windows 95. Assume that an ERROR_ACCESS_DENIED indicates a sharing violation unless it's on a remote drive. Punt if there is an ERROR_ACCESS_DENIED on a remote drive. Wed May 3 18:07:00 2000 Corinna Vinschen * errno.cc (errmap): Map ERROR_BAD_NETPATH to new errno ENOSHARE. (_sys_errlist): Add entry for ENOSHARE. (strerror): Add case for ENOSHARE. * syscalls.cc (stat_worker): Check for errno ENOSHARE. Wed May 3 17:28:00 2000 Corinna Vinschen * Makefile.in: Add dependencies for fhandler_random.o * fhandler.h: Add device type FH_RANDOM. Add class fhandler_dev_random. * fhandler_random.cc: New file. Implementation of fhandler_dev_random. * hinfo.cc (build_fhandler): Add case for FH_RANDOM. * path.cc: Add device names for random devices to windows_device_names. (get_device_number): Add if branch for random devices. (win32_device_name): Add device name generation for random devices. winsup.h: Include . 2000-05-02 Kazuhiro Fujieda * path.cc (mount_info::conv_to_win32_path): Previous patch failed to set flags on a win32 path. Tue May 2 11:34:00 2000 Corinna Vinschen * security.cc (read_sd): Return 1 on success because we can't rely on the returned SD size from GetFileSecurity. Tue May 2 2:22:00 2000 Corinna Vinschen * dcrt0.cc: Add dynamic load code for `OemToCharA' from user32.dll. * security.cc (read_sd): Call `OemToCharA' to make `GetFileSecurity' happy on filenames with umlauts. Wed Apr 26 23:23:23 2000 Christopher Faylor * path.cc (normalize_win32_path): Don't add a trailing slash when one already exists. (mount_info::conv_to_win32_path): Use existing code for dealing with relative path names when input is already a win32 path. 2000-04-26 DJ Delorie * Makefile.in (install): install regexp.h Wed Apr 26 16:20:00 2000 Corinna Vinschen * syscalls.cc (stat_worker): Previous patch could succeed in stating a non-existant file. Wed Apr 26 01:07:16 2000 Christopher Faylor * exceptions.cc (interruptible): Allocate slightly more space for directory name check. Windows 95 seems to null-terminate the directory otherwise. (interrupt_on_return): Issue a fatal error if we can't find the caller's stack. Tue Apr 25 16:50:54 2000 Christopher Faylor * spawn.cc (find_exec): Accept a path_conv argument rather than a buffer so that the caller can find things out about a translated path. (perhaps_suffix): Ditto. (spawn_guts): Allocate path_conv stuff here so that we can find out stuff about the translated path (this is work in progress). * environ.cc (environ_init): Accept an as-yet unused argument indicating whether we were invoked from a cygwin parent or not. (winenv): Ditto. (posify): Accept an argument indicating whether the path has already been translated. * dlfcn.cc (check_access): Provide a path_conv buffer to find_exec. * exec.cc (sexecvpe): Ditto. * path.cc (path_conv::check): Rename from path_conv::path_conv. (mount_item::getmntent): Recognize "Cygwin executable" bit. (symlink_info::check): Remove debugging statements. * path.h (class path_conv): Add iscygexec method. Rewrite constructor to call "check" method to allow multiple operations on a path_conv variable. * pinfo.cc (pinfo_init): Pass argument to environ_init. * shared.h: Bump PROC_MAGIC. * winsup.h: Reflect above changes to function arguments. * include/sys/mount.h: Add MOUNT_CYGWIN_EXEC type. Thu Apr 25 21:35:00 2000 Corinna Vinschen * syscalls.cc (stat_worker): Previous patch failed to stat each drives root dir on 9X. Thu Apr 25 16:37:00 2000 Corinna Vinschen * fhandler.cc (fhandler_disk_file::open): Check for allow_ntsec when determining exec flag. * path.cc (symlink_info::check): Remove call to get_file_attribute(). * security.cc (read_sd): Rename, ditto for variables to conform to common naming convention. Use GetFileSecurity() instead of BackupRead() to avoid permission problems when reading ACLs. (write_sd): Same renaming as for read_sd(). (alloc_sd): Change default permissions according to Linux permissions for group and world when write permission is set. * syscalls.cc (stat_worker): Avoid different permission problems when requesting file informations. Thu Apr 25 10:50:00 2000 Corinna Vinschen * net.cc: Avoid a warning in declaration inet_network. Mon Apr 24 17:38:25 2000 Thorsten Otto * fhandler_console.cc (fhandler_console::read): Detect extended keycode information for Windows 9x so that function keys will work correctly. 2000-04-24 Vadim Egorov * net.cc (cygwin_inet_network): new function. * cygwin.din (inet_network): new export Fri Apr 21 10:37:08 2000 Christopher Faylor * path.cc (normalize_posix_path): Previous two patches were still incorrect so rewrite this function to deal with trailing dots. (mount_info::conv_to_win32_path): Just check for '/' where appropriate. Eliminate nofinalslash call since it is handled in normalize_posix_path now. Thu Apr 20 17:32:42 2000 Christopher Faylor * exceptions.cc (handle_exceptions): Search further for stack info to accomodate Windows 95. Thu Apr 20 16:39:18 2000 Christopher Faylor * path.cc (normalize_posix_path): Previous change failed to take root access into account. Thu Apr 20 11:26:00 2000 Corinna Vinschen * syscalls.cc (_link): Check new link path for trailing dot. Thu Apr 20 00:32:03 2000 Christopher Faylor * fhandler.h (fhandler_base::hclose): New virtual method. (fhandler_base::set_inheritance): Make this a method so that we can use the appropriate close methods. * fhandler.cc (fhandler_base::set_inheritance): Ditto. * path.cc (normalize_posix_path): Eliminate /. trailing path component. Wed Apr 20 0:19:00 2000 Corinna Vinschen * syscalls.cc (setuid): Allow switching user context after successful call to ImpersonateLogedOnUser (NT only). (setgid): Ditto. (seteuid): Call setuid. (setegid): Call setgid. Wed Apr 19 22:00:00 2000 Corinna Vinschen * uinfo.cc (internal_getlogin): Use NetGetDCName() instead of NetGetAnyDCName(). Mon Apr 17 12:08:47 2000 Kazuhiro Fujieda * syscalls.cc (_rename): Try MoveFile() at first before MoveFileEx(..., MOVEFILE_REPLACE_EXISTING). Tue Apr 18 19:15:29 2000 Christopher Faylor * dcrt0.cc (globify): Don't use \ quoting when apparently quoting a DOS path spec, even within a quoted string. Sun Apr 16 18:54:21 2000 Christopher Faylor * init.cc (dll_entry): Use better check for determining when to set thread specific stuff. * syscalls.cc (_unlink): Continue with chmod'ing file even if DELETE_ON_CLOSE succeeds, if file still exists. Fri Apr 14 23:51:15 2000 Christopher Faylor * fhandler_console.cc (keytable): Add support for keypad 5 key, which MS seems to think is equivalent to VK_CLEAR. * debug.cc (thread_stub): Eliminate initialization of reent stuff. * init.cc (dll_entry): Move it here. Thu Apr 13 18:32:26 2000 Christopher Faylor * dcrt0.cc (insert_file): Avoid freeing previously allocated argument list. * path.cc (symlink_info::check): Rename from symlink_check_one. Use new symlink_info struct for communication. (path_conv::path_conv): Use symlink_info structure for communication with symlink_info::check. Fix typo which resulted in symbolic links always being resolved. (readlink): Use stat_suffixes array when resolving a link. * syscalls.cc (stat_suffixes): Make global. Thu Apr 13 20:50:00 2000 Corinna Vinschen * include/cygwin/version.h: Bump minor api to reflect export change. Thu Apr 13 8:48:00 2000 Corinna Vinschen * path.cc (conv_to_win32_path): Detect a win32 path if path contains backslashes. * cygwin.din: Add symbol for `lacl'. * security.cc (ReadSD): Add debug output. (acl_worker): New static function. (acl): Call acl_worker now. (lacl): New function. (facl): Call acl_worker now. * include/cygwin/acl.h: Add prototype for `lacl'. Wed Apr 12 18:48:33 2000 Christopher Faylor * path.cc (path_conv::path_conv): Ensure that suffix is correctly copied to path when we've found a symlink but aren't following symlinks. Sat Apr 8 00:46:14 2000 Christopher Faylor * fhandler.cc (fhandler_disk_file::fstat): Allocate enough space for root dir determination or overflow an array. Sat Apr 8 00:08:53 2000 Christopher Faylor * exceptions.cc (sigsave): Copy on fork so that we can restore correct behavior in forked process. (interruptible): Flag as interruptible when running in main process module. (interrupt_setup): Save return address and address of return address. (signal_fixup_after_fork): New function. Uses above two values to restore proper behavior to forked process. (interrupt_on_return): Pass return address address to interupt_setup. (interrupt_now): Pass NULL for return address address to interrupt_setup. * fork.cc (fork): Call signal_fixup_after_fork. * shared.h: Lint cleanups. * winsup.h: Ditto. Mon Apr 3 14:10:44 2000 Christopher Faylor * fhandler.h (select_stuff): Eliminate use of 'total'. * select.cc (cygwin_select): Ditto. (select_stuff::wait): Use maximum size for w4 rather than calculating what will fit. Mon Apr 03 13:58:00 2000 Corinna Vinschen * grp.cc (parse_grp): Save empty array instead of NULL in gr_mem if no supplementary group is given. Sun Apr 02 16:02:00 2000 Corinna Vinschen * syscalls.cc (chown_worker): Use previous uid/gid if new uid/gid is -1. Fry Mar 31 22:55:00 2000 Corinna Vinschen * syscalls.cc (chown_worker): New static function with chown functionality. (chown): Call chown_worker with SYMLINK_FOLLOW. (fchown): New function. Call chown_worker with SYMLINK_FOLLOW. (lchown): New function. Call chown_worker with SYMLINK_IGNORE. * cygwin.din: Add symbols for fchown, lchown. Fry Mar 31 11:18:00 2000 Corinna Vinschen * path.cc (symlink): Call `set_file_attribute()' and `SetFileAttributeA()' instead of `chmod()' to set uid/gid correct. Wed Mar 29 22:49:56 2000 Christopher Faylor * fhandler.h (select_record): Explicitly zero elements of this class. (select_stuff): Ditto. * select.cc (cygwin_select): Eliminate memset zero of sel. Tue Mar 28 16:45:42 2000 Christopher Faylor * Makefile.in: Use default rules when compiling cygrun.o. * dcrt0.cc (host_dependent_constants::init): Limit non-NT platforms to 32K chunks when copying regions during a fork. * path.cc (symlink_check_one): Add temporary debugging output. Simplify PATH_EXEC test. * syscalls.cc (stat_suffixes): Null terminate this list. Sat Mar 25 20:46:39 2000 Christopher Faylor * path.cc (symlink_check_one): Recognize symlink settings from the mount table. * path.h: Make PATH_SYMLINK an alias for MOUNT_SYMLINK. * syscalls.cc (stat_worker): Use extension search mechanism in path_conv to look for .exe rather than trying to special case it here. * mount.h: Make MOUNT_SYMLINK a real option. Sat Mar 25 00:22:32 2000 Christopher Faylor * environ.cc: Add TMPDIR to the list of environment variables which are converted to POSIX format. * sigproc.cc (proc_terminate): Don't attempt to delete when a muto pointer is NULL. Sun Mar 19 12:01:00 2000 Corinna Vinschen * syscalls.cc (stat_worker): Set st_nlink to 1 on remote drives. Sat Mar 18 23:04:27 2000 Christopher Faylor * times.cc: Fix extern declarations for variables that are exported but used by this modules. Sat Mar 18 01:32:04 2000 Christopher Faylor * dcrt0.cc (host_dependent_constants::init): Eliminate DELETE flag from shared constant. Sat Mar 18 01:24:25 2000 Christopher Faylor * delqueue.cc (delqueue_list::queue_file): Add some debugging. * path.h (class path_conv): Add a char * operator for the most common case. * syscalls.cc (_unlink): Rewrite to use FILE_FLAG_DELETE_ON_CLOSE when possible (i.e., on NT). Fri Mar 17 18:16:00 2000 Corinna Vinschen Patch suggested by Eric Fifer * fhandler.cc (fhandler_base::open): Call set_file_attribute() only if a file is really created. Thu Mar 16 14:15:00 2000 Corinna Vinschen * security.cc (set_process_privileges): Remove `static'. (get_nt_attribute): Returns uid and gid additionally. Remove call to set_process_privileges(). (get_file_attribute): Returns uid and gid additionally. Don't call ntea if ntsec is ON. (set_nt_attribute): Remove call to set_process_privileges(). Don't call ntea if ntsec is ON. (acl): Remove call to set_process_privileges(). * dcrt0.cc (dll_crt0_1): Call set_process_privileges(). * winsup.h: New prototype for set_process_privileges(), changed prototype for get_file_attribute(). * fhandler.cc (get_file_owner): Discard function. (get_file_group): Ditto. (fhandler_disk_file::fstat): Discard calls to get_file_owner() and get_file_group(). * path.cc (path_conv::path_conv): New debugging output for result of GetVolumeInformation(). (mount_info::conv_to_win32_path): Call backslashify() with pathbuf instead of src_path. * syscalls.cc (chown): Reformat slightly. (chmod): Replace get_file_owner() and get_file_group() calls by a call to get_file_attribute(). Discard local variable has_acls. Reformat slightly. (stat_worker): Root dir check now done by a call to rootdir(). Don't call num_entries() on remote drives. Discard local variable has_acls. Wed Mar 15 20:38:06 2000 Corinna Vinschen * errno.cc: Map ERROR_NOACCESS to EFAULT. Wed Mar 15 14:25:38 2000 Christopher Faylor * spawn.cc (spawn_guts): Restore dependency on signal_arrived. It's needed to wake up the WaitForSingleObject. Tue Mar 14 23:41:16 2000 Christopher Faylor Pipe changes throughout suggested by Eric Fifer * debug.cc (threadname_init): Pass name of lock as arg 2 of new_muto. * malloc.cc (malloc_init): Ditto. * sigproc.cc (sigproc_init): Ditto. * exceptions.cc (events_init): Ditto. (call_handler): Eliminate special case for hExeced. Report locked thread in debugging output. * fhandler.cc (fhandker_pipe::fhandler_pipe): Propagate device type to base class. * fhandler.h (fhandler_pipe): Ditto. * hinfo.cc (hinfo::build_fhandler): Pass specific type of pipe to constructor. * spawn.cc (spawn_guts): Eliminate dependency on signal when waiting for subprocess. * strace.cc: Remove obsolete #ifdef. * sync.cc (muto::muto): Save the name of the muto. (muto:~muto): Also release the muto. * sync.h: Add a muto name field. * select.cc (peek_pipe): Avoid doing a PeekNamedPipe on the write end of a pipe. Sun Mar 12 01:14:33 2000 Christopher Faylor * fhandler.cc (fhandler_base::get_readahead_into_buffer): New function. * fhandler.h: Declare new function. Add extra argument to process_slave_output. * fhandler_console.cc (fhandler_console::read): Move read ahead code to new function. * fhandler_tty.cc (fhandler_pty_master::process_slave_output): Move common code here. (fhandler_tty_slave::read): Understand readahead. (fhandler_pty_master::read): Move code to process_slave_output. * select.cc (peek_pipe): Avoid performing certain checks when non-read and on inappropriate fh types. Sat Mar 11 22:47:43 2000 Christopher Faylor * fhandler_console.cc (fhandler_console::read): Don't even think about breaking on interrupt if executing in a "cygwin" thread. * fhandler_tty.cc (fhandler_pty_master::process_slave_output): Streamline, simplify code. * sigproc.cc (sig_send): Remove debugging statement. Fri Mar 10 13:20:50 2000 Christopher Faylor * sigproc.cc: Set wait_sig priority to normal. Fri Mar 10 13:03:06 2000 Christopher Faylor * sigproc.cc (wait_sig): Add addtional debugging output. Thu Mar 9 15:25:01 2000 Christopher Faylor * environ.cc: Eliminate oldstack CYGWIN option. * exceptions.cc (sfta): Eliminate obsolete function. (sgmb): Eliminate obsolete function. (class stack_info): Remove MS method for walking the stack. (stack_info::init): Just initialize required fields. (stack_info::brute_force): Rename to stack_info::walk. (handle_exceptions): Pass derived frame pointer to sig_send. (interrupt_setup): Clear saved frame pointer here. (interrupt_on_return): thestack is no longer a pointer. (call_handler): Accept a flag to indicate when a signal was sent from other than the main thread. Use saved frame pointer for determining where to place signal handler call. (sig_handle): Accept "nonmain" argument. Pass it to call_handler. * fhandler_tty.cc (fhandler_tty_common::__acquire_output_mutex): Change debugging output slightly. * (fhandler_tty_common::__release_output_mutex): Ditto. (fhandler_tty_slave::read): Fix a comment, remove a goto. * sigproc.cc (sig_send): Accept an optional frame pointer argument for use when suspending the main process. sigcomplete_main is an autoreset event now. Save frame pointer for non-main operation. (wait_sig): Make sigcomplete_main an autoreset event. Eliminate NOSIGQUEUE. Pass rc to sig_handle to signify if this was a nonmain process. * sigproc.h: Reflect change to sig_send argument. * syscalls.cc (swab): Eliminate swab function since it is now available in newlib. * winsup.h (signal_dispatch): Change CONTEXT cx to DWORD ebp. Tue Mar 7 13:31:10 2000 Christopher Faylor * sigproc.cc (sig_send): Eliminate sync_sig_send synchronization since it didn't seem to affect the "bash hangs" problem. Tue Mar 7 13:17:56 2000 Christopher Faylor * mcount.c: Remove strace.h include. Tue Mar 7 00:29:34 2000 Christopher Faylor Throughout use strace class in place of individual functions and variables. * cygwin.din: Eliminate _strace_wm. * sigproc.cc (wait_sig): Temporarily add more debugging output. * include/cygwin/version.h: Bump minor api to reflect export change. Sun Mar 5 01:17:05 2000 Christopher Faylor * exceptions.cc (call_handler): Streamline to use only one call to ResumeThread. * sigproc.cc (sig_send): Use a muto around the ReleaseSemaphore. Remove priority setting since it didn't solve anything. Tue Feb 29 00:46:09 2000 Christopher Faylor * sigproc.cc (sig_send): Temporarily set priority to highest while sending a signal. Mon Feb 28 11:23:29 2000 Christopher Faylor * pinfo.cc (set_myself): Add build date to strace output. Mon Feb 28 11:17:30 2000 Eric Fifer * sigproc.cc (proc_subproc): Only clear wait event when not attending to a signal. Mon Feb 28 00:08:09 2000 Christopher Faylor * configure.in: Remove --enable-strace-hhmmss option. * configure: Regenerate. Sun Feb 27 23:11:57 2000 Christopher Faylor * dcrt0.cc (set_os_type): Record OS name string. (getprogname): Eliminate obsolete function. (dll_crt0_1): Move initial strace initialization output to set_myself. * exceptions.cc (interruptible): Add debugging output. (interrupt_setup): New function. (interrupt_now): Use interrupt_setup to set up common interrupt handler stuff. (interrupt_on_return): Ditto. (call_handler): Move signal_arrived arm and clear threads to region where signalled thread is suspended or suffer races. * pinfo.cc (set_myself): Output interesting information when strace is first initialized. Initialize progname here. * sigproc.cc (sig_dispatch_pending): Modify to ensure that flush signal are sent synchronously. * strace.cc (strace_vsprintf): Move code into strace program. * uname.cc (uname): Use 'osname' global to construct cygwin name + Windows type + version. Fri Feb 25 19:26:42 2000 Christopher Faylor * exceptions.cc (interruptible): Make a little more structured. (call_handler): Allow signals to be sent even if signalled thread is stopped. Change order of signal_arrived arming/waiting threads clearing to eliminate a race. (reset_signal_arrived): New helper function. * malloc.cc (malloc_init): Use mutos so that signal handler can keep track of who owns the lock. (__malloc_lock): Ditto. (__malloc_unlock): Ditto. * sync.h (new_muto): Actually use a muto for the "buffer". * Makefile.in: Fix a dependency. 2000-02-25 DJ Delorie * Makefile.in: fix "make check" support and cygrun. Thu Feb 24 15:56:00 2000 Christopher Faylor * syscalls.c (_read): Clear errno before doing any read operation. Thu Feb 24 14:45:06 2000 Christopher Faylor * exceptions.cc (call_handler): Use new muto linked list to look for all potential mutos owned by suspended thread. Clear waiting threads while thread is stopped. (proc_subproc): Clarify debugging output. * sync.h (class muto): Add 'next' field. (new_muto): Keep linked list alive. Thu Feb 24 00:59:15 2000 Christopher Faylor Fix final round of gcc warnings relating to unused parameters. * debug.cc (iscygthread): New function. * debug.h: Declare it. * exceptions.cc (set_process_mask): Flush pending signals. (handle_sigsuspend): No need to flush pending signals. (call_handler): Refine previous tests of muto ownership. Only clear wait()'s when we have definitely responded to a signal. * fhandler_console.cc (fhandler_console::read): Don't set EINTR if executing in a "cygwin" thread. * sigproc.cc (proc_subproc): Use second argument to control whether CLEARWAIT actually sets "signalled" flag. * sync.h (muto): Add 'unstable' method. Wed Feb 23 21:59:44 2000 Christopher Faylor * hinfo.cc (hinfo::extend): Clean up debugging output. Wed Feb 23 21:34:58 2000 Christopher Faylor * exceptions.cc (interruptible): Change method for determining if something is interruptible. (call_handler): Avoid suspending a thread if it owns a muto. Only set signal_arrived if the thread was actually interrupted. (events_init): Initialize module information needed by interruptible(). * init.cc (dll_entry): Record module handle of main for use by interruptible(). (proc_subproc): Reorganize handling of terminated child so that the bulk of the processing comes from the signal thread. (wait_sig): Force processing of waiting threads if SIGCHLD is not processed. Tue Feb 22 23:06:01 2000 Christopher Faylor Respond to more g++ warnings relating to initializing structures. Mon Feb 21 18:36:37 2000 Christopher Faylor * fhandler.cc (set_inheritance): Revert previous patch which got rid of 'name' parameter. Mon Feb 21 00:19:40 2000 Christopher Faylor Respond to a multitude of new g++ warnings. Sun Feb 20 22:10:21 2000 Christopher Faylor * environ.cc (getwinenv): Make __stdcall. (winenv): Ditto. * malloc.cc (strdup): New function. Occludes newlib version. (_strdup_r): Ditto. * winsup.h: Reflect above __stdcall changes. Sun Feb 20 21:31:00 2000 Corinna Vinschen * fhandler.cc (fhandler_disk_file::fstat): Modify get_file_attribute return value if FILE_ATTRIBUTE_READONLY is set. Thu Feb 17 11:00:23 2000 Christopher Faylor * environ.cc (environ_init): Cosmetic change. Mon Feb 7 16:50:44 2000 Christopher Faylor * Makefile.in: cygrun needs libshell32.a. Sun Feb 6 22:17:58 2000 Christopher Faylor * sigproc.cc (proc_subproc): Simplify case for when a child process is stopped since new signal handler ensures the desired behavior. Sun Feb 6 21:52:33 2000 Christopher Faylor * Makefile.in: Fix install target so that directories will be created when necessary. Sun Feb 6 18:12:17 2000 Christopher Faylor * Makefile.in: exceptions.cc should depend on autoload.h. * exceptions.cc: Undef DECLSPEC_IMPORT prior to including imagehlp.h to avoid defining StackWalk as "import". (call_handler): Minor optimizations. (sig_handle_tty_stop): Fix typo in previous checkin. * sigproc.cc (sigproc_init): Ditto, for signal_arrived initialization. Sat Feb 5 15:37:37 2000 Christopher Faylor * dcrt0.cc (isquote): Convert to inline function. Sat Feb 5 00:26:01 2000 Christopher Faylor Throughout, rename global_signal_arrived to signal_arrived. Throughout, eliminate use of arm_signals and __signal_arrived. Throughout, revert to use of simple call to WaitForSingleObject or WaitForMultipleObjects. * debug.h: Eliminate obsolete function declaration. * exceptions.cc (sigWaitForSingleObject): Eliminate obsolete function definition. * fhandler.h: Reflect change to select_stuff wait method. * fhandler_tape.cc (get_ll): Accomodate new w32api LARGE_INTEGER definition. * ntea.c (NTReadEARaw): Ditto. (NTWriteEA): Ditto. * security.cc (ReadSD): Ditto. (WriteSD): Ditto. * syscalls.cc (_link): Ditto. * uname.cc (uname): Eliminate PPC switch. 2000-02-01 Salvador Eduardo Tropea * include/io.h: add return type to setmode() 2000-01-27 DJ Delorie * include/netdb.h (h_errno): change __imp_ to dllimport * cygwin.din (reent_data): add DATA Thu Jan 27 01:07:14 2000 Christopher Faylor * exceptions.cc (call_handler): Add debugging output. * select.cc (MAKEready): Arm signals earlier. * sigproc.cc (__signal_arrived:arm): Move debugging version of this method here. (__signal_arrived::release): Ditto. * sigproc.h: Recognize debugging versions of above two methods. (arm_signals::WaitForMultipleObjects): Don't release signal lock unless signal arrived. (arm_signals::WaitForMultipleSingleObject): Ditto. (arm_signals::MsgWaitForMultipleObjects): Ditto. Thu Jan 27 00:19:26 2000 Christopher Faylor * sync.h (new_muto): Workaround change in gcc behavior. Wed Jan 26 12:57:13 2000 Christopher Faylor * Makefile.in: Ensure that all required libraries are built prior to linking cygrun.exe. Tue Jan 25 21:26:57 2000 Christopher Faylor * exceptions.cc (sig_handle): Crudely work around potential problem when main thread has a lock but is killed by a fatal signal. * fhandler_tty.cc (fhandler_pty_master::write): Don't perform line editing on the pty master (so why do we need the second argument to line_edit, then?) * thread.cc: Reformat to GNU standards. 2000-01-11 DJ Delorie * ROADMAP: new 2000-01-11 DJ Delorie * fhandler_zero.cc: new, emulate /dev/zero * testsuite/winsup.api/devzero.c: new, test /dev/zero * Makefile.in: build fhandler_zero.o * fhandler.h: add support for /dev/zero * hinfo.cc: ditto * path.cc: ditto 2000-01-11 DJ Delorie * mmap.cc (mmap): MSDN says *one* of FILE_MAP_*, fix flags for MAP_PRIVATE. Mon Jan 10 01:11:00 2000 Corinna Vinschen * security.cc (acl_access): New function. * syscalls.cc (access): Call acl_access if ntsec is on. Mon Jan 10 01:11:00 2000 Corinna Vinschen * fhandler.cc (get_file_owner): Use of ReadSD() instead of GetFileSecurity(). (get_file_group): Ditto. Sun Jan 9 15:43:07 2000 Christopher Faylor * debug.cc (struct thread_start): Add a flag to determine whether a field is in use. Eliminate thread_start_ix since it was not thread-safe. (thread_stub): Use notavail flag to control whether the entry in start_buf can be reused. (makethread): Ditto. Sun Jan 9 20:18:00 2000 Corinna Vinschen * security.cc (alloc_sd): Rearrange order of ACE creation. (setacl): Optimize creation of ACEs related to inheritance. Code cleanup. (aclcheck): Disable check for existance of DEF_)CLASS_OBJ. Sat Jan 8 18:42:32 2000 Christopher Faylor * mkvers.h: Reorg fix. Sat Jan 8 20:00:00 2000 Corinna Vinschen * cygwin.din: Add new acl API calls. * grp.cc (getgroups): Change to work for any username. * security.cc (get_id_from_sid): Change to work with acl API. (is_grp_member): New function. (get_nt_attribute): Rewritten. (add_access_allowed_ace): New function. (add_access_denied_ace): Ditto. (alloc_sd): Rewritten. (setacl): New function. (getace): Ditto. (searchace): Ditto. (getacl): Ditto. (acl): Ditto. (facl): Ditto. (aclcheck): Ditto. (acecmp): Ditto. (aclsort): Ditto. (acltomode): Ditto. (aclfrommode): Ditto. (acltopbits): Ditto. (aclfrompbits): Ditto. (permtostr): Ditto. (acltotext): Ditto. (permfromstr): Ditto. (aclfromtext): Ditto. * syscalls.cc (access): Set errno again when needed. * include/cygwin/acl.h: New file. * include/sys/acl.h: Ditto. Sat Jan 8 14:46:19 2000 Christopher Faylor * Makefile.in: Add cygwin DLL specific CFLAGS define. Fri Jan 7 21:01:57 2000 Christopher Faylor * exceptions.cc (interrupt_on_return): Properly coerce assignment of sigsave.func. 2000-01-07 Mumit Khan * acconfig.h: New file. * configure.in Add check for memset builtin. (AC_CONFIG_HEADER): Use. (STRACE_HHMMSS): Define instead of substituting. (_MT_SAFE): Likewise. (_CYG_THREAD_FAILSAFE): Likewise. (DEBUGGING): Likewise. (MT_SAFE): Substitute as a yes/no variable. * Makefile.in: Remove DEBUGGING, STRACE_HHMMSS, and THREAD_FAILSAFE variables and add DEFS. Update usage of MT_SAFE to reflect yes/no values. Add config.h to winsup.h dependency. (CFLAGS_CONFIG): Update. (INCLUDES): Prepend `-I.'. * utils/Makefile.in (INCLUDES): Likewise. * winsup.h: Conditionally include config.h. * thread.cc: Likewise. * config.h.in: Generate new file. * configure: Regenerate. Fri Jan 7 16:21:01 2000 Christopher Faylor * dcrt0.cc (dll_crt0): Allow signal handling for dynamically loaded case. Thu Jan 6 00:30:12 2000 Corinna Vinschen * path.cc (symlink_check_one): Initialize local variable `unixattr' before calling `get_file_attribute'. * syscalls.cc (chown): Ditto. * security.cc (get_nt_attribute): Eliminate attribute copying from world to user/group in case of missing ACEs. (alloc_sd): Set special rights for administrators group only if it's neither owner nor group. * utils/mkpasswd.c: Create entry for local group administrators (SID 544). Thu Jan 6 00:21:31 2000 Christopher Faylor Change function calls to __stdcall throughout. * exceptions.cc (handle_exceptions): Probe stack for return address to use with new signal method. Fill out sigsave.cx with this information. (call_handler): Use sigsave.cx if it is available, rather than trying to find the context of the main thread. (interrupt_on_return): Use address of context rather than pass-by-reference. (interrupt_now): Ditto. Thu Jan 6 00:21:31 2000 Corinna Vinschen * grp.cc (getgroups): Return supplementary groups now. * include/limits.h: Define NGROUP_MAX as 16 now.