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2001-07-26Throughout, reorganize header file inclusion to put security.h prior toChristopher Faylor
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.
2001-07-18* cygheap.cc (_cmalloc): Use correct constants for size calculation.Christopher Faylor
* dcrt0.cc (dll_crt0_1): Move uid initialization earlier. * fork.cc (fork_parent): Move cygheap_setup_in_child to just prior to CreateProcess so that all contents of cygheap are copied. * spawn.cc (spawn_guts): Ditto.
2001-07-17* child_info.h: Bump magic number.Christopher Faylor
(class child_info): Add an element. * cygheap.cc (init_cheap): Allocate cygwin heap in shared memory area. (cygheap_fixup_in_child): Map cygwin heap, passed from parent via shared memory into correct address. (cygheap_setup_for_child): New function. * cygheap.h: Declare new functions. * dcrt0.cc (dll_crt0_1): Accomodate new cygheap_fixup_in_child arguments. Avoid protecting subproc_ready unless it is spawn/nowait. * fork.cc (fork_parent): Use new cygheap_setup_for_child function to setup cygwin heap info. Close passed cygheap shared memory handle. * spawn.cc (spawn_guts): Ditto. Also, reorganize to avoid synchronization between parent and child in non-P_OVERLAY case. * sigproc.cc (wait_sig): Only signal subproc_ready when execing.
2001-06-04* path.cc (normalize_posix_path): Revert .. check removed by previous changes.Christopher Faylor
* cygheap.h: Temporarily declare path_prefix_p here.
2001-05-08* cygheap.cc (_cfree): Add regparm attribute.Christopher Faylor
(_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.
2001-04-29Throughout, change 'tty_attached' to 'real_tty_attached', for clarity.Christopher Faylor
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.
2001-04-19Throughout, change fdtab references to cygheap->fdtab.Christopher Faylor
* child_info.h (cygheap_exec_info): Eliminate special fdtab stuff. * spawn.cc (spawn_guts): Ditto. * cygheap.cc (cygheap_init): Initialize fdtab, if appropriate. * cygheap.h (CYGHEAPSIZE): Include size of init_cygheap. (_cmalloc_entry): Include fdtab here. * dtable.h (dtable): Declare/define new methods. * dtable.cc (dtable::vfork_child_fixup): New method. (dtable::fixup_after_exec): Remove unneeded extra arguments. * dcrt0.cc (dll_crt0_1): Ditto. * environ.cc (getwinenv): Use case sensitive comparison. (winenv): Make a copy of environment cache to avoid realloc problems when duplicate environment variables exist in the environment. (From Egor Duda) * net.cc (cygwin_socket): Revert Apr 14 change. * include/sys/file.h: Protect against previous X_OK definition. * passwd.cc: Eliminate passwd_sem throughout. * security.cc: Ditto. * cygwin.din: Export New functions. * passwd.cc (read_etc_passwd): Make race safe. (getpwuid_r): New function. (getpwnam_r): New function.
2001-04-17* path.h (cwdstuff): Move class.Christopher Faylor
* 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.
2001-04-09Work around new g++ problem.Christopher Faylor
2001-03-28* lib/_cygwin_S_IEXEC.c: Remove "const" from globals or they never seem to beChristopher Faylor
defined. Wrap definitions in extern "C". Include winsup.h to assure proper definitions. * dcrt0.cc (dll_crt0_1): Call stdio_init after premain run so that binmode.o, etc., will control default stdio settings. * dtable.cc (dtable::init_std_file_from_handle): Allow __fmode to force binmode/textmode settings. Default pipes to binmode.
2001-03-05* dlopen.c (dlopen): Return NULL when name is NULL (suggested byChristopher Faylor
chrisiasci@aol.com). * cygwin.din: Add a new, internally used export - _check_for_executable. * dcrt0.cc (dll_crt0_1): Set _check_for_executable for older binaries. Pass user_data to premain functions. * fhandler.cc (fhandler_disk_file::open): Only check for executable if the linked program is intereested in the executable bit. (fhandler_disk_file::check_execable_p): Delete. * fhandler.h (executable_states): New enumeration of various states of executable bit caring. (fhandler_base::set_execable_p): New method. * fhandler_termios.cc (fhandler_termios::line_edit): Flag when a signal has been sent to the tty. Return -1 when this is so. * fhandler_console.cc (fhandler_console::read): Return -1 when signal sending character encountered. * path.cc (path_conv::check): Record when path refers to a disk device. Move executable extension check here. (check_sysfile): Accomodate new EXEC path states. (has_suffix): Remove. (next_suffix): Remove. (class suffix_scan): New clas. (suffix_scan::has): New method. (suffix_scan:next): New method. (symlink_info::check): Use suffix_scan method to control for scanning for suffixes. * path.h (path_conv::exec_state): New method. * perprocess.h: Make "C" friendly. * include/cygwin/version.h: Define CYGWIN_VERSION_CHECK_FOR_S_IEXEC. Bump CYGWIN_VERSION_API_MINOR. * include/sys/cygwin.h: Change premain declarations. * winsup.h: Move __cplusplus test to after builtin defines.
2001-03-03*** empty log message ***Christopher Faylor
2001-02-20* dcrt0.cc (locale_init): Remove.Christopher Faylor
2001-02-20* cygwin.din: Export rand48 functions.Christopher Faylor
* thread.cc (MTinterface::Init): Remove the initialization of `reent_data'. * dcrt0.cc: Add the initalizer to the declaration of `reent_data'. * include/cygwin/version.h: Bump CYGWIN_VERSION_API_MINOR to 35.
2001-01-29* syscalls.cc (_link): Make sure that newpath does not exist. Set errno if itChristopher Faylor
does. * cygheap.cc (init_cheap): Don't specify a load address for the heap. It doesn't work on #!*& Windows 9x. (cygheap_init): Move GetUserName to memory_init. * dcrt0.cc (dll_crt0_1): Call new memory_init functin, eliminate call to heap_init. * heap.cc (heap_init): Improve error output. * heap.h: Correct some declarations. * shared.cc (mount_table_init): Remove. (memory_init): Renamed from shared_init. Reorganize to accomodate strange Windows 9x problems with cygheap/heap interaction. * shared_info.h: Rename shared_init to memory_init.
2001-01-28Throughout, change 'cygwin_shared.mount' to 'mount_table'.Christopher Faylor
* child_info.h (child_info): Move shared_h, console_h to cygheap. Add mount_h. * cygheap.h (init_cygheap): Add shared_h, console_h. * cygheap.cc (init_cheap): Initialize heap at a fixed location after the shared memory regions. Initialize cygheap->user name here. * dcrt0.cc (dll_crt0_1): Call getpagesize () to initialize constants. Remove cygheap_init since it is done in shared_init now. (_dll_crt0): Initialize mount_h, remove shared_h and console_h initialization. * fhandler_console.cc (console_shared_h): Eliminate. (get_tty_stuff): Use cygheap->console_h rather than console_shared_h. * heap.cc (heap_init): Use page size constant calculated earlier in initialization. * shared.cc: Eliminate cygwin_shared_h. Add cygwin_mount_h. (mount_table_init): New function for initializing a user mount table. (open_shared_file_map): Use constant for shared memory region. Initialize cygheap and mount table here. (open_shared): Improve debugging output. (shared_info::initialize): Eliminate call to mount.init. (shared_terminate): Use cygheap->shared_h. Close cygwin_mount_h. (open_shared_file_map): Eliminate. * shared_info.h (mount_info): Add a version field. (shared_align_past): New macro for calculating location for shared memory regions. * sigproc.cc (init_child_info): Eliminate shared_h, console_h. * spawn.cc (spawn_guts): Pass on cygwin_mount_h iff not a different user. * syscalls.cc (system_info): New global holding system memory defaults. (getpagesize): Use system_info. * uinfo.cc (internal_getlogin): Only fill in user name if nonexistent. * winsup.h: Declare system_info. * passwd.cc (read_etc_passwd): Use cygheap->user.name () rather than retrieving the name again.
2001-01-08* pinfo.cc (codepage_init): Move function.Christopher Faylor
* environ.cc (codepage_init): To here. * exceptoins.cc (SIG_NONMASKABLE): Remove SIGCONT from consideration since it is supposed to be maskable. * signal.cc (sigaction): Ditto. * sigproc.cc (wait_sig): Ditto. * winsup.h: Eliminate global declaration of codepage_init.
2000-12-10* autoload.cc: Autoload CharToOemA.Christopher Faylor
* dcrt0.cc (dll_crt0_1): Translate command line to OEM if current codepage is OEM. * environ.cc: Add new option 'codepage' to CYGWIN environment variable. * fhandler_clipboard.cc (fhandler_clipboard::read): Read clipboard in OEM mode if current codepage is OEM. * fhandler_console.cc (fhandler_console::read): Only translate console input if current codepage is ANSI. * fhandler_console.cc (fhandler_console::write_normal): Translate output data if current codepage is ANSI. * pinfo.cc (codepage_init): New function. Setup current codepage from CYGWIN environment variable and set codepage for file APIs. * security.cc (read_sd): Translate file name to it if current codepage is OEM. * winsup.h: (sys_wcstombs,sys_mbstowcs): Use current codepage for translations between multibyte and widechar string and vice versa.
2000-11-15Throughout use myself->ppid_handle rather than parent_alive.Christopher Faylor
* child_info.h (child_info): Eliminate parent_alive. * dcrt0.cc (dll_crt0_1): Call fork_init for debugging pid creation. * fork.cc (fork_child): Reflect change to fixup_mmaps_after_fork arguments. (slow_pid_reuse): New function to grab last 'n' pids to prevent pid reuse. (fork_parent): Move last_fork_proc into slow_pid_reuse. Handle fork_pids debugging. Eliminate unnecessary call to set_child_mmap_ptr. (fork_init): New debugging function. * mmap.cc (fixup_mmaps_after_fork): Renamed from recreate_mmaps_after_fork. Rely on copied data after a fork. (set_child_mmap_ptr): Eliminate. * pinfo.h (_pinfo): Eliminate parent_alive, mmap_ptr and reflect above changes. * spawn.cc (spawn_guts): Eliminate vestiges of "old way" of sending new hProc to parent process.
2000-11-15 * cygheap.cc (cygheap_root::cygheap_root): New function.Corinna Vinschen
(cygheap_root::~cygheap_root): Ditto. (cygheap_root::operator=): Ditto. (cygheap_user::~cygheap_user): Ditto. (cygheap_user::set_name): Ditto. (cygheap_user::set_logsrv): Ditto. (cygheap_user::set_domain): Ditto. (cygheap_user::set_sid): Ditto. * cygheap.h (cygheap_root): New class. (cygheap_user): Ditto. (init_cygheap): Change type of `root' member to cygheap_root. Add `user' member. * dir.cc (opendir): Use new `cygheap_root' class. * dcrt0.cc (dll_crt0_1): Use new `cygheap_user' class. * fork.cc (fork_parent): Ditto. * grp.cc (getgroups): Ditto. * passwd.cc (search_for): Ditto. * path.cc: Use new `cygheap_root' class throughout. * pinfo.h (_pinfo): Remove `use_psid'. Move `username', `psid', `logsrv', `domain', `orig_{uid,gid}' and `real_{uid,gid}' to cygheap_user class. * security.cc: Use new `cygheap_user' class throughout. * shared.cc (sec_user): Ditto. * sigproc.cc (proc_subproc): Remove copy statements for user related information moved to `cygheap_user' class. * spawn.cc (spawn_guts): Invalidate current chroot settings when creating Windows environment. Use new `cygheap_user' class. * syscalls.cc: Use new `cygheap_user' class throughout. * uinfo.cc: Ditto. * uinfo.cc (internal_getlogin): Change parameters to reflect the move of user information to cygheap.
2000-11-14* cygheap.h (init_cygheap): New struct holding values that live in the CygwinChristopher Faylor
heap. * child_info.h (child_info): Change pointer type of cygheap to init_cygheap. * cygheap.cc (init_cheap): Point cygheap_max after contents of cygheap. Move some stuff into cygheap.h. * dir.cc (opendir): Change to use root and rootlen in cygheap rather than in myself. (mkdir): Change to use umask in cygheap rather than in myself. * path.cc: Ditto, throughout. * syscalls.cc (_open): Ditto. Change to use umask in cygheap rather than in myself. (chroot): Change to allocate root dir on the cygwin heap. (umask): Change to use umask in cygheap rather than in myself. (cygwin_bind): Ditto. * sigproc.cc (proc_subproc): Don't copy umask or root stuff as this happens automatically now. * pinfo.h (_pinfo): Migrate stuff out of here and into init_cheap. * dcrt0.cc (dll_crt0_1): Call cygheap_init later in startup for first cygwin process.
2000-11-11* dcrt0.cc: New global variable `ignore_case_with_glob'.Christopher Faylor
(dll_crt0_1): Disable case-insensitive globbing before calling `main'. * environ.cc (glob_init): New static function to set or clear `ignore_case_with_glob'. (known): Changed "glob" entry to call `glob_init'. * glob.c (match): Use case-insensitive globbing if needed.
2000-11-07* dcrt0.cc (sigthread::init): Reinstitute sigthread lock as a critical section.Christopher Faylor
(dll_crt0_1): Move sigthread lock initialization to earlier in startup. * exceptions.cc (interrupt_on_return): Remove previous kludgy attempt to detect an invalid frame. (call_handler): Eliminate inner for loop. Grab signal critical section lock where appropriate. * sigproc.cc (proc_subproc): Restore uid setting. * sigproc.h (sigthread): Reinstitute sigthread lock as a critical section. (sigframe): Grab the sigthread lock before clearing frame to avoid having the signal thread use an invalid frame.
2000-11-06* child_info.h (child_info): Add pppid_handle for closing the parent's of theChristopher Faylor
parent handle. * dcrt0.cc (_dll_crt0): Close parent's parent handle when spawned or forked. * debug.cc (add_handle): Correct erroneous reference to handle structure when printing warning. * exceptions.cc (interrupt_now): Always return 1. (interrupt_on_return): Accept a sigthread argument. Check to see if this argument has been trashed prior to setting up the stack return. (call_handler): Add a loop around attempts to dispatch signals to detect case where interrupt_on_return fails. (_sigdelayed): Set up a temporary frame pointer prior to calling stuff that could trigger an interrupt or the stack walking code will be very confused. * fork.cc (fork_parent): Move a lot of the setup of the child process into proc_subproc. * spawn.cc (spawn_guts): Ditto. Use ppid_handle to contact logical parent when reparenting. * pinfo.h (_pinfo): Remember the logical handle of the parent process. * sigproc.cc (proc_subproc): Record most stuff necessary for the _pinfo structure that is inferrable from myself when adding children. (wait_sig): Always set 'pending_signals' flag when about to kick off the signal scanning loop. Reset it only if there are no pending signals.
2000-10-27 * autoload.cc: New file keeping all autoload stuff.Corinna Vinschen
* Makefile.in: Add autoload.o to dependencies. * dcrt0.cc: Move all autoload stuff to autoload.cc. * fhandler_mem.cc: Ditto. * net.cc: Ditto. * uinfo.cc: Ditto.
2000-10-25Add comment.Christopher Faylor
2000-10-25* dcrt0.cc (do_exit): Remove debugging statement.Christopher Faylor
2000-10-25* dcrt0.cc (do_exit): Don't bother looking for pgrp children to send SIGHUP ifChristopher Faylor
process has never created any children. * fork.cc (fork): Set flag indicating that there is another process with our process group. * spawn.cc (spawn_guts): Ditto. * pinfo.h (set_has_pgid_children): New methods for setting when process has children in its process group. * syscalls.cc (setpgid): Clear has_gid_children if pgid changes.
2000-10-19* dcrt0.cc (sigthread::init): Correct overzealous ifdef.Christopher Faylor
* exceptions.cc (call_handler): Avoid calling sigthread acquire lock. * sigproc.h (sigthread): Comment out lock for now. * sync.cc (muto::acquire): Add a minor optimization.
2000-10-19* sigproc.h (sigthread): Eliminate locking for now since per thread signallingChristopher Faylor
is not available. * dcrt0.cc (sigthread::init): Ditto. (dll_crt0_1): Move set_process_privileges call (temporarily?) to pinfo_init. (pinfo_init): Only call set_process_privileges when allow_ntsec.
2000-10-19* dcrt0.cc (dll_crt0_1): init cygcwd before forkee branchDJ Delorie
* environ.cc (conv_start_chars): Cache a table of "first characters" for environment variables needing conversion. (getwinenv): Use it. (environ_init): Create it, also check first chars for TERM and CYGWIN. * path.cc: Use lookup table for case insensitive comparisons.
2000-10-17* fhandler_clipboard.cc: new fileDJ Delorie
* Makefile.in: include fhandler_clipboard.o in DLL_OFILES list. * fhandler.h: add FH_CLIPBOARD to the devices enum. (fhandler_dev_clipboard): new * path.cc (windows_device_names): add "\\dev\\clipboard" (get_device_number): check for "clipboard" * dcrt0.cc: declare a few more functions from winuser.h * dtable.cc (dtable::build_fhandler): check for FH_CLIPBOARD in switch().
2000-10-17* Makefile.in: Remove some obsolete stuff.Christopher Faylor
* dcrt0.cc (dll_crt0_1): Call signal_fixup_after_exec where appropriate. Set myself->uid from parent version. Just use ThreadItem Init method. Close or store hexec_proc as appropriate. (_dll_crt0): Store user_data->forkee here so that proper tests can be made subsequently. (do_exit): Remove hExeced stuff. * environ.cc (environ_init): Accept environ count as well as environ pointer. * environ.h: Reflect above change. * pinfo.cc (pinfo_init): Ditto. Accept environ count. (fixup_in_spawned_child): Remove. * spawn.cc (spawn_guts): Move signal code to dll_crt0_1. Don't suspend execing process since it is no longer necessary. Store envc. * exceptions.cc (signal_fixup_after_exec): New function. (call_handler): Remove hExeced test. * child_info.h (cygheap_exec_info): Store envc as well as envp. (child_info_spawn): Store hexec_proc so that it can be closed in child. * path.cc (normalize_posix_path): Avoid intermediate use of temporary cwd buf. (normalize_win32_path): Ditto. (cwdstuff::get_initial): Always set lock. * sigproc.h: Remove hExeced. * strace.cc (strace::vsprntf): Modify to accomodate for lack of hExeced. * thread.cc (MTinterface::Init): Merge Init1 and ClearReent into this method. (MTinterface::Init1): Eliminate. (MTinterface::ClearReent): Eliminate. * thread.h: Reflect above changes. * include/sys/strace.h (strace): Make microseconds() public. Make various functions 'regparm', throughout. * pinfo.h (_pinfo): Inline simple signal manipulation functions. Requires inclusion of thread.h which was removed from .cc files, where appropriate. throughout. * pinfo.cc: Eliminate signal manipulation functions. (_pinfo::exit): Calculate total rusage for exiting process here. * cygheap.cc (size2bucket): Eliminate. (init_buckets): Ditto. (_cmalloc): Calculate size and bits in a loop rather than going through a function call. (_crealloc): Use stored array index to calculate allocated size. * spawn.cc (spawn_guts): Use _pinfo exit method to exit, calculating cpu usage.
2000-10-15* exceptions.cc (set_console_handler): Don't allocateChristopher Faylor
console_handler_thread_waiter. It is obsolete. (ctrl_c_handler): Don't use console_handler_thread_waiter. * path.cc (hash_path_name): Fix handling of relative names. Make case insensitive. * path.h (suffix_info): Use initializers. * pinfo.h (_pinfo): Avoid initializers for null case. * resource.cc (fill_rusage): Zero rest of rusage structure. * security.cc (set_process_privileges): Don't reopen parent process. Just use hMainProc. * signal.cc (signal): Track when a signal handler has been used. (sigaction): Ditto. * sigproc.cc (pchildren): Use default initializer. (zombies): Ditto. (sigproc_terminate): Avoid closing handles that will be closed on exit anyway. (wait_sig): Send signal to "parent" on EXECing, not FORKing. (wait_subproc): Send SIGCHLD here rather than in proc_wait to avoid potential muto conflicts. * sigproc.h (sigthread): Don't initialize to zero. It's the default. * spawn.cc (spawn_guts): Fill in resources from exec parent prior to termination. * sync.h (muto): Don't initialize to zero. * syscalls.cc (close_all_files): Use one lock around entire loop and call fhandler close/release stuff directly. (_read): Don't use ready_for_read if there are not signal handlers active. * dcrt0.cc (dll_crt0_1): Fix display of "title". (do_exit): Use pinfo exit method to exit. (__api_fatal): Ditto. * exceptions.cc (signal_exit): Ditto. * fork.cc (fork_child): Remove debugging stuff. Use pinfo_fixup_after fork in place of exec_fixup_after_fork. * pinfo.cc (pinfo_fixup_after_fork): New method. (pinfo_fixup_in_spawned_child): Ditto. (_pinfo::exit): New method. (_pinfo::init): Remove recursion. Detect pathological case where pinfo structure already exists for new pid. * pinfo.h (_pinfo): Reorganize slightly. Add new method and new function declarations. * sigproc.cc (proc_exists): Previous simplification was a little to simple. Try harder to detect if a process exists. (proc_terminate): Use PID_EXITED setting to determine if process is still around. (WFSO): Remove debugging statement. (WFMO): Ditto. * spawn.cc (exec_fixup_after_fork): Eliminate. (spawn_guts): Always set old_title to NULL. Is it really needed? Move hexec_proc to pinfo.cc. Call pinfo_fixup_in_spawned_child to eliminate handle link after a spawn. * include/sys/cygwin.h: Remove PID_NOT_IN_USE. Add PID_EXITED.
2000-10-14* cygheap.cc (cygheap_fixup_in_child): Don't page round cygheap copied fromChristopher Faylor
parent. * dcrt0.cc (do_exit): Don't cleanup pinfo on exit. That happens automatically now. * exceptions.cc (signal_exit): Ditto. * fork.cc (fork_parent): Use stack_here value passed in from fork(). (fork): Figure out top of stack here and pass it to fork_parent. * pinfo.cc (_pinfo::record_death): Eliminate. * pinfo.h (_pinfo): Ditto. * sigproc.cc (proc_exists): Simplify. (proc_terminate): Ditto. (remove_zombie): Don't cleanup pinfo stuff. (wait_sig): Send subproc_ready signal whether execed or spawned. * spawn.cc (spawn_guts): Always create subproc_ready event. Use it for both exec and spawn. (_spawnve): Send proper mode to spawn_guts when mode != _P_OVERLAY.
2000-10-13* child_info: Bump child_info "version".Christopher Faylor
(child_info): Move some fields from child_info_spawn to here. * cygheap.cc: Make cygheap pointers NOCOPY. * dcrt0.cc (dll_crt0_1): Copy cygwin heap here regardless of whether we've been forked or execed. * dtable.cc (dtable::fixup_after_fork): Just release close-on-exec fds. * exceptions.cc (stackdump): Respond to C warning. * fork.cc: Reorganize to minimize stack copying. (fork_child): New function. (fork_parent): Ditto. (sync_with_child): Don't suspend the forkee. (sync_with_parent): Ditto. Make into a function. * heap.cc (heap_init): Add some debugging output. * path.cc (path_conv::check): Add an assertion. (has_suffix): Ditto. * security.cc (get_pw_sid): Defend against NULL. * sigproc.cc (proc_subproc): Fix debugging output. (wait_sig): Ditto. * strace.cc: Make statics NO_COPY throughout. (strace::vsprntf): Defend against NULL.
2000-10-12* errno.cc (seterrno_from_win_error): Fix debugging output.Christopher Faylor
* fhandler.cc (fhandler_base::fstat): Move to inline method in fhandler.h. (fhandler_base::set_io_handle): Ditto. * fhandler.h (fhandler_base): Make some methods inline. * fhandler_console.cc (fhandler_console::write_normal): Make buffer larger. * sigproc.h (sigframe::sigframe): Actually use set ebp parameter correctly. * spawn.cc (spawn_guts): Set dwProcessId when exec'ing. Just exit immediately after reparenting. * syscalls.cc: Sprinkle sigframe stuff throughout. * wait.cc (wait4): Set signal frame here. * dcrt0.cc (__api_fatal): Don't rely on small_printf to display errors. Always display problems to the console, if possible.
2000-10-03 * dcrt0.cc: Add LoadDLLFunc statement for RegEnumValueA().Corinna Vinschen
* net.cc: Change comments related to get_ifconf. (get_2k_ifconf): Eliminate `type' variable. Eliminate `sa' parameter. (get_nt_ifconf): Ditto. (get_9x_ifconf): Ditto. Rewritten. (get_ifconf): Chage calls to OS specific functions.
2000-10-02* cygheap.cc (cygheap_init): Born again function.Christopher Faylor
(_cmalloc): Reorganize to accomodate muto locking. (_cfree): Use muto lock to avoid multi-thread problems. * cygheap.h (incygheap): Just use cygheap_max to find upper cygwin heap bounds. * dcrt0.cc (dll_crt0_1): Reinstitute cygheap_init call. * path.cc (getcwd): Just return cwdstuff::get result, allowing correct handling of negative length. (cwdstuff::get): Malloc a buffer if one is not available.
2000-09-30* cygheap.cc (init_cheap): Set aside space for heap walk pointer.Christopher Faylor
(_csbrk): Make logic for detecting when to alloc cognizant of initialization condition. (_cmalloc): Use a structure to hold bucket size and heap chain pointer. Store pointer to next freed block in bucket size location so that it will be easy to see if a block is allocated. (_cfree): Store pointer to next freed block in bucket size location. (_crealloc): Use macro to retrieve bucket size. (cygheap_init): Eliminate. (cygheap_fixup_in_child): Add second argument to determine if we were execed or not. In execed case, walk the heap, cleaning up any orphaned blocks. * cygheap.h: Add a "MAX" value to cygheap_types. Remove cygheap_init declaration. Accomodate new argument to cygheap_fixup_in child. * fork.cc (fork): Accomodate extra argument to cygheap_fixup_in_child. * dcrt0.cc (dll_crt0_1): Ditto. Remove call to cygheap_init.
2000-09-30 * winsup.h: Add `winME' to os_type symbols.Corinna Vinschen
* dcrt0.cc (set_os_type): Identify Windows ME systems. * (host_dependent_constants::init): Care for winME. * uname.cc (uname): Ditto.
2000-09-26* dcrt0.cc (quoted): Fix problem where ' quoted strings were skipped.Christopher Faylor
* fhandler.h (fhandler_socket::~fhandler_socket): Delete declaration. * net.cc: Remove unnecessary "number_of_sockets" usage. (fhandler_socket::fhandler_socket): Ditto. (fhandler_socket::~fhandler_socket): Delete definition. * spawn.cc (spawn_guts): Force first argument passed to CreateProcess as a command line to be windows style.
2000-09-13Commit change mentioned in ChangeLog.Christopher Faylor
2000-09-13* spawn.cc (av): Hide 'calloced' field and limit cstrduping to class methodsChristopher Faylor
only. (spawn_guts): Use methods for manipulating most newargv stuff. * child_info.h (child_info_spawn::~child_info_spawn): Avoid memory leaks in cygheap. * spawn.cc (spawn_guts): Ditto. * dcrt0.cc (quoted): Return next character after a quoted string when not doing special quote processing. Also ensure that non-NULL is returned in all circumstances. * spawn.cc (spawn_guts): Ensure that argv[0] is correctly set to the full path when a script is detected. Suggested by Kazuhiro Fujieda <fujieda@jaist.ac.jp>.
2000-09-10* dcrt0.cc (dll_crt0_1): Initialize thread and debug stuff before handlingChristopher Faylor
exec/fork. * dtable.cc (dtable::fixup_after_exec): Always clear out the read ahead buffer whether closing or adjusting. * path.cc (chdir): Avoid a compiler warning.
2000-09-08Break out more header info into separate files. Use appropriate header filesChristopher Faylor
throughout. * shared.h: Remove. * cygwin_version.h: New file. * delqueue.h: New file. * environ.h: New file. * host_dependent.h: New file. * perprocess.h: New file. * registry.h: New file. * security.h: New file.
2000-09-07Split out tty and shared_info stuff into their own headers and use throughout.Christopher Faylor
Include sys/termios.h for files which need it. * tty.h: New file. * shared_info.h: New file. * fhandler.h: Move inline methods that rely on tty stuff to fhandler_console.cc. * fhandler_tty.cc (fhandler_pty_master::process_slave_output): Set output_done_event immediately after reading data to speed up tty output processing. (process_output): Set write_error to errno or zero. (fhandler_tty_slave::write): Check previous write error prior to writing to slave end of pipe. This allows tty output to be slightly less synchronous. * fhandler_console.cc (fhandler_console::tcsetpgrp): Moved here from fhandler.h. (fhandler_console::set_input_state): Ditto.
2000-09-05* path.cc (cwd_win32): Eliminate.Christopher Faylor
(cwd_posix): Eliminate. (cwd_hash): Eliminate. (cwdstuff::init): Rename from cwd_init. (cwdstuff::fixup_after_exec): Rename from cwd_fixup_after_exec. (cwdstuff::get): Rename from get_cwd_inner. (normalize_posix_path): Eliminate cwd argument. Just calculate when necessary. (normalize_win32_path): Ditto. (mount_info::conv_to_win32_path): Eliminate cwd retrieval here. (mount_info::conv_to_posix_path): Ditto. (hash_path_name): Accomodate additional methods in cwdstuff. (get_cwd_win32): Eliminate. (getcwd): Use cwdstuff methods. Properly handle case where buf == NULL and len < 0. (cwdstuff::get_hash): New method. (cwdstuff::get_initial): New method. (cwdstuff::set): New method. (cwdstuff::get): New method. (cwdstuff::copy): New method. * path.h: Move cwdstuff struct here. Add a bunch of stuff to cwdstuff. Make cygcwd an extern. * spawn.cc (spawn_guts): Use copy method to get copies of cwd info to pass to execed process. * dcrt0.cc (dll_crt0_1): Use cygcwd methods for cwd initialization.
2000-09-03* Makefile.in: Add cygheap.o.Christopher Faylor
* child_info.h: Add specific exec class. * cygheap.h: New file. Contains declarations for cygwin heap. * cygheap.cc: New file. Implements cygwin heap functions. * dcrt0.cc (quoted): Simplify due to new method for passing arguments between cygwin programs. (alloc_stack_hard_way): Attempt to handle overlapped stack. (dll_crt0_1): Move child_info processing here. Accomodate new method for passing arguments between cygwin programs. Initialize cygwin heap. Establish __argc and __argv variables. (_dll_crt0): Move most of child_info processing to dll_crt0_1. (cygwin_dll_init): Remove duplication. * dtable.cc (dtable::extend): Allocate dtable using cygwin heap. (dtable::build_fhandler): Ditto for fhandler type being constructed. (dtable::dup_worker): Free new fhandler from cygwin heap on error. (dtable::select_*): Don't assume that this == fdtab. (dtable::linearize_fd_array): Delete. (dtable::delinearize_fd_array): Delete. (dtable::fixup_after_exec): New file. (dtable::vfork_child_dup): Use cygwin heap. (dtable::vfork_parent_restore): Ditto. * dtable.h: Remove obsolete methods. Add new method. * environ.cc (posify): Eliminate already_posix parameter and logic. (envsize): New function. (_addenv): Use envsize. (environ_init): Accept an argument pointing to an existing environment list. If supplied, allocate space for this in the the program's heap. * fhandler.cc (fhandler_base::operator =): Move here from fhandler.h. Use cygwin heap to allocate filenames. (fhandler_base::set_name): Allocate/free names from cygwin heap. (fhandler_base::linearize): Delete. (fhandler_base::de_linearize): Delete. (fhandler_base::operator delete): Free from cygwin heap. (fhandler_base::~fhandler_base): Ditto. * fhandler.h: Accomodate elimination of *linearize and other changes above. * fhandler_console.cc (fhandler_console::fixup_after_exec): Rename from de_linearize. * heap.h: New file. * fhandler_tty.cc (fhandler_tty_slave::fhandler_tty_slave): Use cygwin heap for name. fhandler_tty::fixup_after_exec): Rename from de_linearize. * fork.cc (fork): Call cygheap_fixup_in_child. * heap.cc: Use declarations in heap.h. * malloc.cc: Sprinkle assertions throughout to catch attempts to free/realloc something from the cygwin heap. * path.cc: Throughout, eliminate use of per-thread cache for cwd. Use cwd_* functions rather than cwd_* variables to access cwd_win32 and cwd_posix. (cwd_win32): New function. (cwd_posix): New function. (cwd_hash): New function. (cwd_fixup_after_exec): New function. * path.h: Accomodate path.cc changes. * pinfo.cc (pinfo_init): Accept a pointer to an environment table. Pass this to environ_init. Eliminate old 'title' tests. * pinfo.h: Accomodate above change in argument. * spawn.cc (struct av): New method for building argv list. (av::unshift): New method. (spawn_guts): Allocate everything that the child process needs in the cygwin heap and pass a pointer to this to the child. Build argv list using new method. Eliminate delinearize stuff. * thread.h: Eliminate _cwd_win32 and _cwd_posix buffers. * winsup.h: Eliminate obsolete functions. Add envsize() declaration.
2000-09-02* sigproc.cc (proc_info): Rename proc_exists which takes a pid to "pid_exists".Christopher Faylor
* shared.h: Split out "child_info" stuff into a new header file and use where necessary. Declare pid_exists. * child_info.h: New file.