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* * dcrt0.cc (dll_crt0_1): Initialize thread and debug stuff before handlingChristopher Faylor2000-09-101-1/+1
| | | | | | | 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.
* * path.cc (chdir): Use the full path for cwd_win32. Consider attempts to chdirChristopher Faylor2000-09-101-9/+29
| | | | | | to strings of dots > 2 to be an error. Pass 'dir' argument to cygcwd.set. (cwdstuff::set): Need to treat arguments from chdir differently. * path.h (cwdstuff): Add an argument to set.
* Break out more header info into separate files. Use appropriate header filesChristopher Faylor2000-09-081-1/+4
| | | | | | | | | | | | 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.
* Split out tty and shared_info stuff into their own headers and use throughout.Christopher Faylor2000-09-071-0/+2
| | | | | | | | | | | | | | | | | 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.
* * path.cc (cwdstuff::get_initial): Keep caching alive.Christopher Faylor2000-09-061-3/+7
| | | | (mount_info::conv_to_win32_path): Fill out relative path in failing case.
* * path.cc (normalize_posix_path): Deal with error return from cygcwd.get.Christopher Faylor2000-09-061-4/+10
| | | | | | (normalize_win32_path): Ditto. (mount_info::conv_to_win32_path): Ditto. (cwdstuff::get): Set buf to NULL on error.
* * path.cc (readlink): 'max' should be a 'min' or we'll suffer buffer overflow.Christopher Faylor2000-09-051-1/+1
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* * path.cc (cwd_win32): Eliminate.Christopher Faylor2000-09-051-296/+206
| | | | | | | | | | | | | | | | | | | | | | | | | | (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.
* * path.cc (readlink): Check if buffer length is positive. Truncate output toChristopher Faylor2000-09-041-7/+8
| | | | buffer length. Don't terminate buffer with '\0'.
* * Makefile.in: Add cygheap.o.Christopher Faylor2000-09-031-43/+106
| | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | * 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.
* * path.cc (symlink_info::check): Clear error on each iteration of extensionChristopher Faylor2000-08-221-1/+2
| | | | check.
* * winsup.h: Eliminate inclusion of most of the cygwin .h files. Use .h filesChristopher Faylor2000-08-221-1/+6
| | | | | only in sources which require them. * Makefile.in: Generate dependencies with -MD option.
* * cygerrno.h: New file. Use this throughout whenever errno manipulation isChristopher Faylor2000-08-221-82/+87
| | | | | | | | | | | | | | | required. * errno.cc: Use DWORD to hold Windows errors. (geterrno_from_win_error): New function. (seterrno_from_win_error): Use geterrno_from_win_error to convert supplied windows error (suggested by Corinna Vinschen). * path.cc (symlink_info): Add error element. * path.cc (path_conv::check): Remove errno setting. Use new symlink_info errno element to set path_conv error, where appropriate. (symlink_info::check): Set error element rather than attempting to manipulate errno. Add more checks for trailing / and /.. even though they are currently useless. Avoid setting EINVAL. * path.cc (normalize_posix_path): Correct check for trailing /.
* * winsup.h: Split out dtable definitions into separate header file.Christopher Faylor2000-08-121-0/+1
| | | | | | * dtable.h: New file. * sigproc.h: Eliminate pinfo.h usage here. Use it in source files that need it.
* * winsup.h: take out protections of environ, errno, allow C useDJ Delorie2000-08-021-1/+1
| | | | | | | | | | * *.cc: put winsup.h before other headers (for __INSIDE_CYGWIN__); use cur_environ() instead of just environ * times.cc: remove import protections * glob.c: add winsup.h * localtime.c: ditto * smallprint.c: ditto * Makefile.in: don't __INSIDE_CYGWIN__ as it messes up profiling.
* * path.cc (chdir): Avoid trailing dot calculation when chdir == '/' or we endChristopher Faylor2000-07-291-1/+1
| | | | up with an empty string.
* * dcrt0.cc (dummy_autoload): Add load statement for RegDeleteValueA.Christopher Faylor2000-07-281-11/+103
| | | | | | | | | | | | | | | | | * external.cc (get_cygdrive_prefixes): New function. (cygwin_internal): Add CW_GET_CYGDRIVE_PREFIXES case. * path.cc (mount_info::read_cygdrive_info_from_registry): Read system cygdrive prefix if user one is undefined. (mount_info::write_cygdrive_info_to_registry): Write cygdrive prefix to the appropriate registry hive. Overwrite in-memory copy of cygdrive, if appropriate. (mount_info::remove_cygdrive_info_from_registry): New method. (mount_info::get_cygdrive_prefixes): New method. (cygwin_umount): Remove cygdrive prefix, if appropriate. * registry.cc (reg_key::killvalue): New method. * shared.h (class reg_key): Add killvalue, remove_cygdrive_info_to_registry, and get_cygdrive_prefixes declarations. * include/sys/cygwin.h (cygwin_getinfo_types): Add CW_GET_CYGDRIVE_PREFIXES.
* * shared.h (class pinfo): New members `root' and `rootlen'.Corinna Vinschen2000-07-191-12/+87
| | | | | | | | | | | | | | | | * syscalls.cc (chroot): Set new root for process. * path.cc (getcwd_inner): Add parameter to force use of new root from chroot() call. (ischrootpath): New macro. (normalize_posix_path): Care for changed root dir. (normalize_win32_path): Ditto. (getcwd_inner): Ditto. (chdir): Eliminate trailing path component consisting entirely of dots. * fork.cc (fork): Copy pinfo members regarding chroot(). * spawn.cc (_spawnve): Ditto. * dir.cc (opendir): Don't use computed win32 path if chroot() took place.
* Throughout, eliminate third argument to path_conv and use new PC_* constantsChristopher Faylor2000-07-171-14/+29
| | | | | | | | | | | | | | | | | | for second argument. * path.h: Generalize SYMLINK_* constants to PC_*. (path_conv): Create a new method. Fold third argument into second. * dll_init.cc (dll_list::alloc): Try harder to find space to allocate dll struct. (dll_dllcrt0): Don't check sanity if we've already called dll_crt0. * path.cc (path_conv::check): Don't check for a null or empty path unless specifically told with a flag setting. (check_null_empty_path): New function, adapted from macro. * syscalls.cc (_rename): Use already-determined file attributes rather than checking again. * lib/cygwin/cygwin_attach.dll.c (cygwin_attach_dll): Use a static per_process structure since this is apparently supposed to be zeroed. * lib/cygwin_crt0.c (cygwin_crt0): Zero per_process structure sent to older DLLs.
* Add some comments.Christopher Faylor2000-07-021-0/+2
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* Changes by Kazuhiro Fujieda <fujieda@jaist.ac.jp>Corinna Vinschen2000-07-011-4/+4
| | | | | | | | | | | | | | | | | * assert.cc (__assert): Reduce dependency on newlib. * exec.cc: Eliminate unnecessary inclusion of ctype.h. * glob.c: Ditto. * hinfo.cc: Ditto. * init.cc: Ditto. * strace.cc: Ditto. * tty.cc: Ditto. * grp.cc (parse_grp): Eliminate atoi. * passwd.cc (grab_int): Ditto. * grp.cc (getgroups): Eliminate str{n,}casecmp. * path.cc (get_raw_device_number): Ditto. * path.cc (sort_by_native_name): Ditto. * spawn.cc (iscmd): Ditto. * uinfo.cc (internal_getlogin): Ditto.
* * Makefile.in: Just use library files from this tree when building cygrun.exe.Christopher Faylor2000-06-161-2/+2
| | | | | * path.cc (chdir): Don't set cache to offending chdir. Change comment to reflect current reality.
* * path.cc (chdir): Don't set cache to offending chdir. Change comment toChristopher Faylor2000-06-151-8/+10
| | | | reflect current reality.
* Fix typo.Christopher Faylor2000-06-151-1/+1
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* * path.cc (normalize_posix_path): Convert path to POSIX if it seems to be aChristopher Faylor2000-06-151-19/+35
| | | | Windows path.
* * path.cc (mount_info::add_item): The previous patch can't handle the case ofChristopher Faylor2000-06-131-6/+8
| | | | overwriting a mount entry.
* * thread.h: Shorten "current_directory" variables to "cwd_*" throughout.Christopher Faylor2000-06-131-42/+40
| | | | | | | * path.cc: Ditto. (normalize_posix_path): Add some extra debugging info. (chdir): Ditto. Store chdir'ed posix and MS-DOS directory names in "cache" here rather than trying to derive them later.
* * path.cc (path_conv::check): Erase two lines checked inCorinna Vinschen2000-06-081-2/+0
| | | | by mistake.
* path.cc (mount_info::init): Eliminate the mount_slash feature.Corinna Vinschen2000-06-081-138/+68
| | | | | | | | | | | | | | | | | (mount_slash): Eliminated. (mount_info::read_mounts): Eliminate looking up existing entries. The loop for deleting cygpath entries is done only when such entries exist. (mount_info::from_registry): Eliminate sorting. (mount_info::add_item): Call add_reg_mount if necessary. Check nmounts more precisely. Use strcasematch in looking up existing entries. (mount_info::del_item): Call del_reg_mount if necessary. Use strcasematch. Use memmove instead of memcpy. (mount_info::import_v1_registry): Everything is done in this method. (mount_info::to_registry): Eliminated. (mount_info::from_v1_registry): Eliminated. (cygwin_umount): Simply call del_item. shared.h: Modify the declaration of add_item and del_item. Remove the declaration of from_v1_registry.
* * cygwin.din: add cygwin_dll_initDJ Delorie2000-06-081-0/+3
| | | | | | * dcrt0.cc (cygwin_dll_init): new (dll_crt0_1): short circuit if manually loaded * path.cc (mount_info::init): don't init if manually loaded
* * path.cc (mount_info::conv_to_win32_path): Previous patch was too aggressiveChristopher Faylor2000-05-301-4/+6
| | | | in adding a trailing slash.
* * Makefile.in: Remove libadvapi32.a.Christopher Faylor2000-05-301-26/+32
| | | | | | | | | | | | | | | | | | | | | | | | | | | | | | * autoload.h: Add additional field to autoload block for handling unimplemented functions. (LoadDLLfuncEx): New function which accepts additional parameter for controlling unimplemented function behavior. (LoadDLLfunc): Use LoadDLLfuncEx. * dcrt0.cc: Use new arguments for LoadDLLfunc. Add advapi32 routines. (noload): Rewrite in assembler. Handle new unimplemented function type. * exceptions.cc: Eliminate another vestige of StackWalk stuff. * net.cc: Use new arguments for LoadDLLfunc. * uinfo.cc: Ditto. * config.h.in: Remove obsolete define. * path.h (isdrive): New macro. * dcrt0.cc (globify): Use new macro to determine if a string refers to an MS-DOS drive. * environ.cc (winenv): Ditto. * spawn.cc (find_exec): Ditto. * path.cc (get_raw_device_number): Ditto. (mount_info::conv_to_posix_path): Ditto. (chdir): Ditto. (cygwin_posix_path_list_p): Ditto. (cygwin_split_path): Ditto. (path_conv::check): Move tmp_buf to beginning of function since it can be used earlier in the loop. Use tmp_buf rather than 'root' to hold root information. (mount_info::conv_to_win32_path): Add trailing slash to end of mount path when it translates to a drive. Add defensive code to avoid writing beyond the end of 'dst'.
* * path.cc (mount_info::conv_to_posix_path): Avoid putting a trailing slash on aChristopher Faylor2000-05-231-6/+9
| | | | | | | | | | | | | 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.
* * path.cc (mount_info::cygdrive_posix_path): Don't add trailing slash ifChristopher Faylor2000-05-171-7/+12
| | | | | | | | | | | | | | | | | | | | | | | | | 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.
* * path.cc (symlink::info): Treat non readable filesCorinna Vinschen2000-05-081-1/+1
| | | | as normal non symlink files.
* * configure.in: Use -gstabs+ as compile debug option. This seems to promoteChristopher Faylor2000-05-041-6/+0
| | | | | | | | | | | 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.
* * Makefile.in: Add dependencies for fhandler_random.oCorinna Vinschen2000-05-031-1/+10
| | | | | | | | | | | | | | * 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 <wincrypt.h>.
* * path.cc (mount_info::conv_to_win32_path): Previous patchDJ Delorie2000-05-021-1/+1
| | | | failed to set flags on a win32 path.
* * path.cc (normalize_win32_path): Don't add a trailing slash when one alreadyChristopher Faylor2000-04-271-48/+26
| | | | | | exists. (mount_info::conv_to_win32_path): Use existing code for dealing with relative path names when input is already a win32 path.
* * exceptions.cc (interruptible): Allocate slightly more space for directoryChristopher Faylor2000-04-261-10/+8
| | | | | | | | | | | | | | | | | | | | | | | | | | 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. * 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.
* * fhandler.cc (fhandler_disk_file::open): Check for allow_ntsecCorinna Vinschen2000-04-251-11/+0
| | | | | | | | | | | | | 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.
* Fix handling of /.filenameChristopher Faylor2000-04-211-1/+5
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* * path.cc (normalize_posix_path): Previous two patches were still incorrect soChristopher Faylor2000-04-211-57/+49
| | | | | | 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.
* * path.cc (normalize_posix_path): Previous change failed to take rootChristopher Faylor2000-04-201-1/+1
| | | | access into account.
* * fhandler.h (fhandler_base::hclose): New virtual method.Christopher Faylor2000-04-201-1/+3
| | | | | | | (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.
* * dcrt0.cc (insert_file): Avoid freeing previously allocated argument list.Christopher Faylor2000-04-131-59/+67
| | | | | | | | | | * 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.
* * path.cc (conv_to_win32_path): Detect a win32 pathCorinna Vinschen2000-04-131-4/+24
| | | | if path contains backslashes.
* Fix typo.Christopher Faylor2000-04-131-4/+3
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* * path.cc (path_conv::path_conv): Ensure that suffix is correctly copied toChristopher Faylor2000-04-121-18/+18
| | | | path when we've found a symlink but aren't following symlinks.
* * newlib/libc/include/sys/unistd.h: Add prototypes forCorinna Vinschen2000-04-021-1/+4
| | | | | | | | | | | | | | fchmod, fchown, lchown. * winsup/cygwin/syscalls.cc (chown_worker): Use previous uid/gid if new uid/gid is -1. 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. * path.cc (symlink): Call `set_file_attribute()' and `SetFileAttributeA()' instead of `chmod()' to set uid/gid correct.
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