newlib/winsup/cygwin/ChangeLog

2008-03-24  Corinna Vinschen  <corinna@vinschen.de>

	* flock.cc (inode_t::get_all_locks_list): Don't allow F_WAIT flag
	in lock event object name.
	(lockf_t::create_lock_obj): Ditto.
	(lockf_t::open_lock_obj): Ditto.
	(lf_setlock): Only check POSIX locks for deadlock condition.
	(lf_findoverlap): Don't let POSIX and flock locks interact.

2008-03-24  Corinna Vinschen  <corinna@vinschen.de>

	* flock.cc: Clarify a couple of comments.
	(lf_setlock): Treat not being able to sync on a process as a potential
	deadlock situation.  Close process handle using CloseHandle.

2008-03-24  Corinna Vinschen  <corinna@vinschen.de>

	* flock.cc: Fix typo in comment.

2008-03-24  Corinna Vinschen  <corinna@vinschen.de>

	* fhandler.cc (fhandler_base::dup): Drop setting flags in the parent.

	Implement advisory file locking.
	* cygheap.h (struct init_cygheap): Add inode_list member.
	* cygwin.din (lockf): Export.
	* dcrt0.cc (child_info_spawn::handle_spawn): Call
	fixup_lockf_after_exec.
	* dtable.h (class dtable): Add fhandler_disk_file as friend class.
	* fhandler.cc (fhandler_base::close): Call del_my_locks if node is set.
	(fhandler_base::fhandler_base): Initialize node to NULL.
	(fhandler_base::fixup_after_fork): Ditto.
	* fhandler.h (class fhandler_base): Add member node.
	* fhandler_disk_file.cc (fhandler_disk_file::lock): Delete.
	* flock.cc: Implement all advisory file locking here.
	(fhandler_disk_file::lock): Implement here.
	(flock): Call fcntl with F_FLOCK bit set.  Remove test main function.
	(lockf): New function.
	* fork.cc (frok::child): Call fixup_lockf_after_fork.
	* ntdll.h (DIRECTORY_ALL_ACCESS): Define.
	(struct _OBJECT_BASIC_INFORMATION): Define.
	(enum _EVENT_TYPE): Define.
	(NtCreateDirectoryObject): Declare.
	(NtCreateEvent): Declare.
	(NtCreateMutant): Declare.
	(NtOpenEvent): Declare.
	(NtOpenMutant): Declare.
	* include/cygwin/version.h: Bump API minor number.

2008-03-22  Christopher Faylor  <me+cygwin@cgf.cx>

	* dtable.cc (handle_to_fn): Modify to return true if handle represents
	a cygwin tty.
	(dtable::init_std_file_from_handle): Detect when we've seen a cygwin
	pipe and use it in overlapped mode by default.
	(decode_tty): Make static.

2008-03-22  Christopher Faylor  <me+cygwin@cgf.cx>

	* dtable.cc: Define various device-related string constants as wide
	character constants.
	(dtable::init_std_file_from_handle): Reorganize pipe handling to try to
	catch special tty case.
	(build_fh_name_worker): Declare for common use.
	(build_fh_name): Define char version.
	(build_fh_name): Define (currently unused) UNICODE_STRING version.
	(decode_tty): Detect if pipe is actually a cygwin tty, returning the
	tty name in the buffer.
	(handle_to_fn): Reorganize to use wide characters.
	* dtable.h (build_fh_name): Declare (currently unused) UNICODE_STRING
	version.
	* fhandler_tty.cc (fhandler_pty_master::setup): Use
	fhandler_pipe::create_selectable to create a pipe with a given name.
	* pipe.cc (pipe_handler): Make returned handle inheritable.
	(fhandler_pipe::create_selectable): Take an optional name.  Use a
	standard cygwin introducer for the name.

	* path.cc (path_conv::check): Make first argument const.
	* path.h (path_conv::check): Ditto for declaration.
	(path_conv::path_conv): Ditto for UNICODE_STRING version.

2008-03-18  Corinna Vinschen  <corinna@vinschen.de>

	* include/sys/cygwin.h: Revert erroneous move of `#ifdef WINVER' to
	another location.

2008-03-14  Corinna Vinschen  <corinna@vinschen.de>

	* fcntl.cc (fcntl_worker): Protect with a 'myfault'.

	* path.cc (normalize_posix_path): Treat X:/ as Win32 path, too.

	* smallprint.cc (__wrn): New static function.
	(__small_vswprintf): New function to generate WCHAR strings.
	(__small_swprintf): Ditto.
	* winsup.h (__small_swprintf): Declare.
	(__small_vswprintf): Declare.

2008-03-13  Corinna Vinschen  <corinna@vinschen.de>

	* path.sgml: Remove documentation for old path API.  Add documentation
	for new path API.
	* security.sgml: New file to document cygwin_set_impersonation_token
	and cygwin_logon_user with only eight years of delay.
	* shared.sgml: Remove file.
	* include/sys/cygwin.h (cygwin32_attach_handle_to_fd): Move declaration
	into fully deprecated function block.
	(cygwin_logon_user): Move declaration down to declaration of
	cygwin_set_impersonation_token.

2008-03-12  Corinna Vinschen  <corinna@vinschen.de>

	* syscalls.cc (rename): Just return with 0 if filenames are identical,
	per POSIX.  Drop comment added in previous patch.

2008-03-12  Corinna Vinschen  <corinna@vinschen.de>

	* syscalls.cc (rename): Handle a special case of trying to rename a
	mount point.

2008-03-12  Corinna Vinschen  <corinna@vinschen.de>

	* environ.h: Fix comment.
	* winsup.h: Ditto.  Reflect the fact that CYG_MAX_PATH is deprecated.

2008-03-12  Corinna Vinschen  <corinna@vinschen.de>

	* pipe.cc (fhandler_pipe::create_selectable): Use MAX_PATH instead of
	CYG_MAX_PATH.
	* tty.cc (tty_list::init_session): Ditto.
	(tty::alive): Ditto.
	(tty::open_mutex): Ditto.
	(tty::create_inuse): Ditto.
	(tty::get_event): Ditto.

2008-03-12  Corinna Vinschen  <corinna@vinschen.de>

	* fhandler_disk_file.cc (fhandler_disk_file::readdir_helper): Disable
	munging.  Convert all chars in the 0xf0xx area to it's ascii equivalent.
	* path.cc (normalize_posix_path): Don't treat "X:foo" as windows path,
	only "X:\foo".
	(tfx_chars): New transformation table for special DOS chars.
	(tfx_chars_managed): Ditto, plus transformation of uppercase ASCII
	chars.
	(transform_chars): New function.
	(get_nt_native_path): Make static.  Call transform_chars for all valid
	FS paths.  Get additional flag if file is managed or not.  Accommodate
	throughout.
	(getfileattr): Get additional flag if file is managed or not.
	Accommodate throughout.
	(path_conv::check): Disable special handling for trailing dots and
	spaces.
	(mount_item::build_win32): Disable code for managed paths.
	(mount_info::conv_to_posix_path): Ditto.
	* path.h (get_nt_native_path): Remove declaration.

2008-03-12  Corinna Vinschen  <corinna@vinschen.de>

	* fhandler_disk_file.cc (fhandler_disk_file::readdir_helper): Don't
	copy filename twice in the non-managed case.

2008-03-12  Corinna Vinschen  <corinna@vinschen.de>

	* winsup.h (NT_MAX_PATH): Revert ill-advised change to 32767.
	Accommodate change throughout.

	* cygwin.din (cygwin_conv_path): Export.
	(cygwin_conv_path_list): Export.
	(cygwin_create_path): Export.
	* dcrt0.cc (dll_crt0_1): Use cygwin_conv_path.
	* dtable.cc (handle_to_fn): Ditto.  Don't expect UNICODE_STRING being
	0-terminated.
	* environ.cc (env_plist_to_posix): New helper function.
	(env_plist_to_win32): Ditto.
	(env_path_to_posix): Ditto.
	(env_path_to_win32): Ditto.
	(return_MAX_PATH): Remove.
	(conv_envvars): Use new helper functions.  Drop removed members.
	(win_env::operator =): Accommodate removal of path length functions.
	(win_env::add_cache): Accommodate new env helper function API.
	(posify): Ditto.
	* environ.h (struct win_env): Ditto. Remove path length function
	pointers since they are unused.
	* path.cc (warn_msdos): Use cygwin_conv_path.
	(getfileattr): Use new tmp_pathbuf::u_get method.
	(fillout_mntent): Ditto.
	(symlink_info::check): Ditto.
	(path_conv::check): Use sizeof (WCHAR) instead of constant 2.
	(symlink_info::check_reparse_point): Ditto.
	(conv_path_list): Get max size of target string as argument.  Call
	cygwin_conv_path as helper function.
	(cygwin_conv_path): New function.
	(cygwin_create_path): New function.
	(cygwin_conv_to_win32_path): Just call cygwin_conv_path with size set
	to MAX_PATH.
	(cygwin_conv_to_full_win32_path): Ditto.
	(cygwin_conv_to_posix_path): Ditto.
	(cygwin_conv_to_full_posix_path): Ditto.
	(conv_path_list_buf_size): Add FIXME comment.
	(env_PATH_to_posix): Rename from env_win32_to_posix_path_list.
	Add size argument as required for env helper functions.
	(cygwin_win32_to_posix_path_list): Call conv_path_list with size set to
	MAX_PATH.
	(cygwin_posix_to_win32_path_list): Ditto.
	(cygwin_conv_path_list): New function.
	(cwdstuff::get): Fix length argument in call to sys_wcstombs.
	* spawn.cc (find_exec): Use cygwin_conv_path_list.
	* tls_pbuf.h (tmp_pathbuf::u_get: New method.
	* uinfo.cc (cygheap_user::ontherange): Allocate temporary path buffers
	using tmp_pathbuf.  Use cygwin_conv_path.
	* winf.cc (av::unshift): Use cygwin_conv_path.
	* include/cygwin/version.h: Bump API minor number.
	* include/sys/cygwin.h: Comment out old cygwin32_XXX API.
	Mark old path handling API as deprecated.
	(cygwin_conv_path_t): Typedef.  Define values.
	(cygwin_conv_path): Declare.
	(cygwin_create_path): Declare.
	(cygwin_conv_path_list): Declare.

2008-03-11  Corinna Vinschen  <corinna@vinschen.de>

	* dlfcn.cc (get_full_path_of_dll): Allow paths up to PATH_MAX.
	(dlopen): Call get_full_path_of_dll with path buffer allocate by
	tmp_pathbuf.

2008-03-11  Corinna Vinschen  <corinna@vinschen.de>

	* spawn.cc (find_exec): Use tmp_pathbuf to allocate path buffer.

2008-03-11  Corinna Vinschen  <corinna@vinschen.de>

	* dtable.cc (dtable::init_std_file_from_handle): Use tmp_pathbuf to
	allocate path buffer.
	(handle_to_fn): Ditto.  Allocate fnbuf big enough to get long path
	names.

2008-03-11  Corinna Vinschen  <corinna@vinschen.de>

	* path.cc (cwdstuff::set): Make sure drive_length is 0 for virtual
	paths.  Add comments.
	* spawn.cc (spawn_guts): Don't allow to start a native Win32 application
	from a long path or a virtual path.  Print an error message to stderr.

2008-03-11  Corinna Vinschen  <corinna@vinschen.de>

	* environ.cc (parse_options): Use tmp_pathbuf to allocate buffer.
	(regopt): Take tmp buffer as additional argument.
	(environ_init): Alllcate tmpbuf earlier.  Use as temporary buffer in
	call to regopt.
	* tls_pbuf.cc (tmp_pathbuf::c_get): Allocate one additional char.
	(tmp_pathbuf::w_get): Allocate one additional WCHAR.
	* winf.cc (av::unshift): Use tmp_pathbuf to allocate buffer.

2008-03-11  Corinna Vinschen  <corinna@vinschen.de>

	* syscalls.cc (sync): Use MAX_PATH rather than CYG_MAX_PATH.

2008-03-10  Corinna Vinschen  <corinna@vinschen.de>

	* fhandler.h (class fhandler_console): Add write_buf as pointer to
	temporary buffer space.
	* fhandler_console.cc (CONVERT_LIMIT): Define as NT_MAX_PATH.  Add
	comment.
	(fhandler_console::write_normal): Use write_buf throughout.
	(fhandler_console::write): Use tmp_pathbuf to allocate write_buf.

2008-03-10  Corinna Vinschen  <corinna@vinschen.de>

	* fhandler_console.cc (fhandler_console::write_normal): Don't print
	chars marked as ERR chars.

2008-03-10  Corinna Vinschen  <corinna@vinschen.de>

	* fhandler.h (dev_console::con_to_str): Declare returning DWORD.
	* fhandler_console.cc (dev_console::con_to_str): Return number of
	multibyte char bytes.
	(fhandler_console::read): Set nread to number of multibyte char bytes
	returned from con_to_str.
	(fhandler_console::write_normal): Reorder trunc buffer preocessing.
	Return after writing valid multibyte sequence out of trunc buffer.
	Change comments slightly.

2008-03-08  Corinna Vinschen  <corinna@vinschen.de>

	* fhandler_disk_file.cc (DIR_BUF_SIZE): Define required space for file
	name in terms of sizeof(WCHAR).
	(fhandler_disk_file::readdir_helper): Convert *all* of fname.
	* path.cc (fillout_mntent): Use tmp_pathbuf for path buffer.
	(symlink_worker): Ditto.
	(SCAN_JUSTCHECKTHIS): New state for suffix_scan to define
	that only the actual name gets cheked and a suffix is never attached.
	(suffix_scan::has): If filename + suffix would be > NAME_MAX, start
	in SCAN_JUSTCHECKTHIS state.
	(suffix_scan::next): Add case for SCAN_JUSTCHECKTHIS.
	(symlink_info::check): Use tmp_pathbuf for path buffer.  Goto
	file_not_symlink in case of invalid file name.
	(realpath): Use tmp_pathbuf for path buffer.

2008-03-07  Brian Dessent  <brian@dessent.net>

	* dtable.cc (handle_to_fn): Null-terminate posix_fn in the case
	of justslash = true.

2008-03-07  Brian Dessent  <brian@dessent.net>

	* fhandler.cc (fhandler_base::open): Use %S for PUNICODE_STRING.
	* syscalls.cc (setmode): Ditto.

2008-03-07  Corinna Vinschen  <corinna@vinschen.de>

	* fhandler_socket.cc (fhandler_socket::sendto): Never send more than
	64K.  Add comment to explain why.
	(fhandler_socket::sendmsg): Ditto.

2008-03-07  Corinna Vinschen  <corinna@vinschen.de>

	* Makefile.in (DLL_OFILES): Add tls_pbuf.o.
	* autoload.cc (CreateDesktopW): Replace CreateDesktopA.
	(CreateWindowStationW): Replace CreateWindowStationA.
	(GetUserObjectInformationW): Replace GetUserObjectInformationA.
	* cygheap.h (cwdstuff::get): Assume default buffer size NT_MAX_PATH.
	* cygtls.cc (_cygtls::remove): Free temporary TLS path buffers.
	* cygtls.h (TP_NUM_C_BUFS): Define.
	(TP_NUM_W_BUFS): Define.
	(class tls_pathbuf): New class to store pointers to thread local
	temporary path buffers.
	(_local_storage::pathbufs): New member.
	* environ.cc (win_env::add_cache): Use temporary TLS path buffer instead
	of stack based buffer.
	(posify): Get temporary outenv buffer from calling function.
	(environ_init): Create temporary TLS path buffer for posify.
	(build_env): Create Windows environment block as WCHAR buffer.
	* environ.h (build_env): Change declaration accordingly.
	* external.cc (sync_winenv): Accommodate build_env change.
	* fhandler_console.cc (fhandler_console::need_invisible): Use
	GetUserObjectInformationW and CreateWindowStationW.
	* fhandler_process.cc (format_process_maps): Use temporary TLS path
	buffer instead of stack based buffer.
	* fork.cc (frok::parent): Convert to use CreateProcessW.
	* path.cc: Throughout use temporary TLS path buffers instead of stack
	based buffer.  Replace checks for CYG_MAX_PATH by checks for
	NT_MAX_PATH.
	(getfileattr): New function to replace GetFileAttributesA.
	(normalize_win32_path): Remove Win32 and NT long path prefixes.
	(getwd): Assume PATH_MAX + 1 buffer per SUSv3.
	* path.h (class path_conv): Set path buffer to size NT_MAX_PATH.
	(iswdrive): Define.
	* pinfo.cc (commune_process): Use temporary TLS path buffer instead of
	stack based buffer.
	* registry.cc (get_registry_hive_path): Ditto.
	(load_registry_hive): Ditto.
	* spawn.cc (spawn_guts): Convert to use CreateProcessW and
	CreateProcessAsUserW.
	(av::fixup): Open/close file using NtOpenFile/NtClose.
	* syscalls.cc (mknod_worker): Allow PATH_MAX file name.
	(mknod32): Ditto.
	(getusershell): Ditto.
	* tls_pbuf.cc: New file implementing tls_pathbuf and tmp_pathbuf
	methods.
	* tls_pbuf.h: New header for files using tmp_pathbuf.
	* tlsoffsets.h: Regenerate.
	* winsup.h (NT_MAX_PATH): Define as 32767 to avoid USHORT overflow.

2008-03-06  Corinna Vinschen  <corinna@vinschen.de>

	* child_info.h (CURR_CHILD_INFO_MAGIC): Reset.

2008-03-06  Corinna Vinschen  <corinna@vinschen.de>

	* fhandler.cc (fhandler_base::open_): Add missing test for O_CREAT.
	Fix comment.

2008-03-05  Corinna Vinschen  <corinna@vinschen.de>

	* child_info.h (~child_info_spawn): Check moreinfo->myself_pinfo for
	NULL before closing.
	* spawn.cc (spawn_guts): Don't close moreinfo->myself_pinfo explicitely
	in case of failing CloseProcess.

	* fhandler.cc (fhandler_base::open_): Return EISDIR when trying to
	create a directory.
	* path.cc (path_conv::check): If input path had a trailing dir
	separator, tack it on to the native path if directory doesn't exist.

2008-03-02  Christopher Faylor  <me+cygwin@cgf.cx>

	* cygtls.cc (_cygtls::init_exception_handler): Semi-revert to making
	only ourselves the exception handler and nothing else.
	* exceptions.cc (open_stackdumpfile): Use correct format specifiers for
	unicode when printing the name of the stackdump file.
	(stack_info::walk): Stop walking if ebp points into cygwin itself.
	(_cygtls::handle_exceptions): Detect when signal is masked and treat as
	if it was not caught.  Reinitialize exception handler to known state to
	avoid subsequent attempts to call Windows exception handlers if an
	exception occurs in a signal handler.  Revert to a 'return 0' rather
	than using a goto.

	* strfuncs.cc (sys_wcstombs_alloc): Minor formatting tweak.
	* winsup.h: Fix comment typo.

2008-03-02  Christopher Faylor  <me+cygwin@cgf.cx>

	* smallprint.cc (__small_vsprintf): Free allocated buffer rather than
	pointer into the buffer.

2008-03-01  Christopher Faylor  <me+cygwin@cgf.cx>

	* cygtls.h (_cygtls::handle_threadlist_exception): Eliminate.
	(_cygtls::init_threadlist_exceptions): Ditto.
	* cygtls.cc (_cygtls::handle_threadlist_exception): Eliminate.
	(_cygtls::init_threadlist_exceptions): Ditto.
	(_cygtls::find_tls): Use myfault handling to deal with errors caused by
	nonexistent threads.
	* sigproc.cc (wait_sig): Eliminate call to init_threadlist_exceptions.

2008-03-01  Christopher Faylor  <me+cygwin@cgf.cx>

	* cygtls.cc (_cygtls::init_exception_handler): Just return.

2008-03-01  Corinna Vinschen  <corinna@vinschen.de>

	* exceptions.cc (_cygtls::handle_exceptions): Only call rtl_unwind when
	exiting.  Just return, don't set thread context.
	* gendef (_setjmp): Store %fs:0 in jmp_buf.
	(_sjfault): Ditto.
	(_ljfault): Restore %fs:0 from jmp_buf.
	(_longjmp): Ditto.

2008-02-29  Corinna Vinschen  <corinna@vinschen.de>

	* fhandler_disk_file.cc (fhandler_disk_file::fchmod): Call close_fs
	instead of close to avoid calling close from wrong class when changing
	a file system based device node.
	(fhandler_disk_file::fchown): Ditto.
	(fhandler_disk_file::facl): Ditto.

2008-02-28  Corinna Vinschen  <corinna@vinschen.de>

	* exceptions.cc (_cygtls::handle_exceptions): When being debugged,
	leave through SetThreadContext, too, to keep exception handler stack
	intact.

2008-02-28  Corinna Vinschen  <corinna@vinschen.de>

	* exceptions.cc (open_stackdumpfile): Add comments.

2008-02-28  Corinna Vinschen  <corinna@vinschen.de>

	* exceptions.cc (open_stackdumpfile): Use NtCreateFile to create
	stackdump file.

2008-02-27  Corinna Vinschen  <corinna@vinschen.de>

	* exceptions.cc (stack_info::walk): Fix typo.

2008-02-27  Corinna Vinschen  <corinna@vinschen.de>

	* cygtls.cc (_cygtls::init_exception_handler): Fix comment.

2008-02-27  Corinna Vinschen  <corinna@vinschen.de>

	* (struct __DIR_cache): Switch order of members so that the buffer
	given to NtQueryDirectoryFile is 8 byte aligned.

2008-02-27  Christopher Faylor  <me+cygwin@cgf.cx>

	* cygtls.cc (_cygtls::handle_threadlist_exception): Make it clear that
	the function never actually returns.
	* exceptions.cc (_cygtls::handle_exceptions): Jump out of function
	rather than returning to avoid meddling by previously installed
	exception handlers.

2008-02-25  Corinna Vinschen  <corinna@vinschen.de>

	* dcrt0.cc (initial_env): Only use local buffer "buf" if DEBUGGING is
	enabled.  Replace calls to GetEnvironmentVariable by calls to
	GetEnvironmentVariableA for clarity.  Call GetEnvironmentVariableA
	with NULL buffer.
	(cygbench): Ditto, drop local buffer.
	* environ.cc (getearly): Call GetEnvironmentVariableA.
	(environ_init): Retrieve unicode environment and convert to current
	codepage locally.
	(getwinenveq): Ditto.
	* exceptions.cc (try_to_debug): Accommodate new sys_mbstowcs calling
	convention.
	* fhandler_clipboard.cc (set_clipboard): Call sys_mbstowcs to retrieve
	required buffer length.
	* fork.cc (frok::child): Call GetEnvironmentVariableA.
	* miscfuncs.cc: Accommodate changed arguments in calls to sys_mbstowcs.
	* sec_auth.cc: Ditto.
	* strfuncs.cc (sys_wcstombs_alloc): Fix formatting.
	(sys_mbstowcs): Change arguments to allow specifying a source string
	length.
	(sys_mbstowcs_alloc): Ditto.
	* uinfo.cc (cygheap_user::ontherange): Accommodate changed arguments in
	calls to sys_mbstowcs.
	* winsup.h (sys_mbstowcs): Adjust declaration.
	(sys_mbstowcs_alloc): Ditto.

2008-02-20  Corinna Vinschen  <corinna@vinschen.de>

	* path.cc (cwdstuff::set): Revert error handling change in case
	DuplicateHandle fails, because it breaks Vista/Longhorn workaround.

2008-02-19  Christopher Faylor  <me+cygwin@cgf.cx>

	* sigproc.cc (sig_send): Use sigmask of target thread if it is
	specified otherwise default to main sigmask.

2008-02-16  Corinna Vinschen  <corinna@vinschen.de>

	* fhandler.cc (fhandler_base::fpathconf): Fix _PC_NAME_MAX and
	_PC_PATH_MAX cases.

2008-02-15  Corinna Vinschen  <corinna@vinschen.de>

	* include/sys/cygwin.h (__INT_MAX_PATH): Remove.
	(external_pinfo): Convert program_long to pointer.
	* external.cc (fillout_pinfo): Add buffer for program_long value.

2008-02-15  Corinna Vinschen  <corinna@vinschen.de>

	* include/sys/cygwin.h (__INT_MAX_PATH): Define to 32K.
	(external_pinfo): Set size of program_long to __INT_MAX_PATH.

2008-02-15  Christopher Faylor  <me+cygwin@cgf.cx>

	* include/sys/cygwin.h (external_pinfo): Define program_long size using
	external buffer size rather than cygwin-internal buffer size.

2008-02-15  Christopher Faylor  <me+cygwin@cgf.cx>

	Perform whitespace cleanup throughout.

	* dcrt0.cc (signal_shift_subtract): Eliminate ancient backwards
	compatibility.
	(check_sanity_and_sync): Ditto.
	* winsup.h (SIGTOMASK): Ditto.  Just use constant in signal
	calculation.
	* include/cygwin/version: Remove backwards signal mask compatibility
	define.

	* path.cc (symlink_info::check_sysfile): Cosmetic change.

	* registry.cc (get_registry_hive_path): Remove unneeded variable.

	* exceptions.cc (handle_sigsuspend): Eliminate thread signal mask and
	use either main sigmask or current thread sigmask.
	(set_process_mask): Ditto.
	(sighold): Ditto.
	(sigrelse): Ditto.
	(sigset): Ditto.
	(set_process_mask_delta): Ditto.
	(_cygtls::call_signal_handler): Ditto.
	* fhandler_process.cc (format_process_status): Ditto.
	* fhandler_termios.cc (fhandler_termios::bg_check): Ditto.
	* pinfo.h (class pinfo): Ditto.
	* select.cc (pselect): Ditto.
	* signal.cc (sigprocmask): Ditto.
	(abort): Ditto.
	(sigpause): Ditto.
	(sigsend): Ditto.
	(wait_sig): Ditto.
	* thread.h (pthread::parent_tls): New member.
	* thread.cc (pthread::pthread): Record parent_tls here.
	(pthread::thread_init_wrapper): Initialize sigmask from parent thread.

2008-02-14  Corinna Vinschen  <corinna@vinschen.de>

	* cygheap.cc (cwcsdup): New function.
	(cwcsdup1): New function.
	* cygheap.h (cygheap_user::get_windows_id): New method returning PWCHAR.
	(cwcsdup): Declare.
	(cwcsdup1): Declare.
	* registry.cc (get_registry_hive_path): Use WCHAR instead of char
	throughout.
	(load_registry_hive): Ditto.
	* registry.h (get_registry_hive_path): Change declaration accordingly.
	(load_registry_hive): Ditto.
	* sec_helper.cc (cygpsid::string): New method returning PWCHAR.
	* security.h (cygpsid::string): Declare.
	* syscalls.cc (seteuid32): Convert local name var to WCHAR.
	* uinfo.cc (cygheap_user::env_userprofile): Convert local name buffers
	to WCHAR.  Call sys_wcstombs_alloc to generate puserprof buffer.

	* winsup.h: Fix comment.
	(NT_MAX_PATH): New definition for maximum internal path length.
	Use throughout where appropriate.
	* include/limits.h (PATH_MAX): Set to 4096 as on Linux.

2008-02-13  Christopher Faylor  <me+cygwin@cgf.cx>

	* configure.in: Remove non-working options.
	* configure: Regenerate.

2008-02-13  Christopher Faylor  <me+cygwin@cgf.cx>

	* syscalls.cc (_isatty): Define as an alias to isatty to override
	newlib version.

	* thread.cc (pthread_kill): Deal with signal 0 as per POSIX and also
	avoid manipulating an invalid thread.

2008-02-13  Corinna Vinschen  <corinna@vinschen.de>

	* posix.sgml: Move llrint, llrintf, llrintl, lrintl, rintl, wcstol,
	wcstoll, wcstoul, wcstoull, wcsxfrm from unimplemented to implemented
	POSIX interfaces.
	Change headline of "GNU extensions" to "GNU and Linux extensions".
	Add fgetxattr, flistxattr, fremovexattr, fsetxattr, getxattr, lgetxattr,
	listxattr, llistxattr, lremovexattr, lsetxattr, removexattr, setxattr,
	wcpcpy and wcpncpy to list of implemented GNU functions.

2008-02-13  Corinna Vinschen  <corinna@vinschen.de>

	* cygtls.cc (_cygtls::init_exception_handler): Revert patch
	from 2005-12-02.
	* exceptions.cc (stack_info::walk): Add workaround for NT 5.2
	64 bit OSes.
	* wincap.h (wincaps::has_restricted_stack_args): New element.
	* wincap.cc: Implement above element throughout.
	(wincapc::init): Reset has_restricted_stack_args if not running
	under WOW64.

2008-02-11  Corinna Vinschen  <corinna@vinschen.de>

	* fhandler_disk_file.cc (fhandler_disk_file::fgetxattr): Remove unused
	attr.
	(fhandler_disk_file::fsetxattr): Ditto.
	* include/attr/xattr.h: New file.

2008-02-11  Corinna Vinschen  <corinna@vinschen.de>

	* dcrt0.cc (dll_crt0_1): Fix typo in call to sys_wcstombs.
	* miscfuncs.cc (next_char): Initialize ret to keep gcc happy.

2008-02-10  Corinna Vinschen  <corinna@vinschen.de>

	* Makefile.in (DLL_OFILES): Add ntea.o.
	* cygwin.din (getxattr, listxattr, removexattr, setxattr, lgetxattr,
	llistxattr, lremovexattr, lsetxattr, fgetxattr, flistxattr,
	fremovexattr, fsetxattr): Export Linux extended attribute functions.
	Sort.
	* errno.cc (errmap): Add mappings for ERROR_EAS_DIDNT_FIT,
	ERROR_EAS_NOT_SUPPORTED, ERROR_EA_LIST_INCONSISTENT,
	ERROR_EA_TABLE_FULL, ERROR_FILE_CORRUPT, ERROR_INVALID_EA_NAME.
	* fhandler.h (class fhandler_base): Declare new fgetxattr and
	fsetxattr methods.
	(class fhandler_disk_file): Ditto.
	* fhandler.cc (fhandler_base::fgetxattr): New method.
	(fhandler_base::fsetxattr): New method.
	* fhandler_disk_file.cc (fhandler_disk_file::fgetxattr): New method.
	(fhandler_disk_file::fsetxattr): New method.
	* ntdll.h (STATUS_EA_TOO_LARGE): Define.
	(STATUS_NONEXISTENT_EA_ENTRY): Define.
	(STATUS_NO_EAS_ON_FILE): Define.
	* ntea.cc (read_ea): Rewrite for long pathnames and for using with
	Linux extended attribute functions.
	(write_ea): Ditto.
	(getxattr_worker): New static function.
	(getxattr): New function.
	(lgetxattr): New function.
	(fgetxattr): New function.
	(listxattr): New function.
	(llistxattr): New function.
	(flistxattr): New function.
	(setxattr_worker): New static function.
	(setxattr): New function.
	(lsetxattr): New function.
	(fsetxattr): New function.
	(removexattr): New function.
	(lsetxattr): New function.
	(fsetxattr): New function.
	* security.h (read_ea): Change declaration according to above changes.
	(write_ea): Ditto.
	* include/cygwin/version.h: Bump API minor version.

2008-02-10  Corinna Vinschen  <corinna@vinschen.de>

	* libc/ftw.cc (ftw): Allow nfds <= 0 for glibc compatibility.
	* libc/nftw.c (nftw): Ditto.

2008-02-07  Corinna Vinschen  <corinna@vinschen.de>

	* dtable.cc (dtable::init_std_file_from_handle): Set access to
	read/write if handle is connected to a tty or console.
	* fhandler_dsp.cc (fhandler_dev_dsp::dup): Set open flags correctly
	after duplicating from archetype.
	* fhandler_tty.cc (fhandler_tty_slave::dup): Ditto.
	(fhandler_pty_master::dup): Ditto.

2008-02-06  Corinna Vinschen  <corinna@vinschen.de>

	* miscfuncs.cc (next_char): Fix typos in comment.
	* strfuncs.cc: Remove cygserver guards.

2008-02-06  Corinna Vinschen  <corinna@vinschen.de>

	* fhandler.h (fhandler_console::trunc_buf): Add to use as cache for
	truncated multibyte characters on input.
	(fhandler_console::write_replacement_char): Declare new method.
	* fhandler_console.cc (CONVERT_LIMIT): Raise to 64K.
	(fhandler_console::fhandler_console): Initialize trunc_buf.
	(ERR): Define as independent value again.
	(fhandler_console::write_replacement_char): New method to print
	replacement chars.
	(fhandler_console::write_normal): Add handling for truncated multibyte
	sequences.  Call next_char instead of pathetic CharNextExA function.
	Don't change src, rather just work with found later on.
	* miscfuncs.cc (is_cp_multibyte): Move here from strfuncs.cc.
	Don't call Windows function, restrict to well-known ANSI/OEM codepages
	and UTF-8.
	(next_char): Call CharNextExA only for doublebyte codepages.
	Implement for UTF-8 here.
	* strfuncs.cc (is_cp_multibyte): Move to miscfuncs.cc.
	* winsup.h (next_char): Declare.
	* include/limits.h (MB_LEN_MAX): Set to maximum value of MB_CUR_MAX
	as defined by newlib for now.

2008-02-05  Corinna Vinschen  <corinna@vinschen.de>

	* autoload.cc (CharToOemA): Remove.
	(CharNextExA): Define.
	* environ.cc (codepage_init): Un-static.  Set active_codepage to
	active codepage.  Default to ansi regardless of buf pointer.
	* fhandler.h (dev_console::get_console_cp): New method.
	(dev_console::con_to_str): Change declaration according to new
	implementation.
	(dev_console::str_to_con): Ditto.
	* fhandler_console.cc (cp_convert): Remove.
	(dev_console::con_to_str): Redefine to take WCHAR as incoming console
	char.
	(dev_console::get_console_cp): Return correct codepage according to
	alternate_charset_active setting.
	(dev_console::str_to_con): Redefine to create WCHAR buffer for console
	output.
	(fhandler_console::read): Read console input as WCHARs.
	(base_chars): Fix typo in comment.
	(fhandler_console::char_command): Save and restore console output
	buffer using UNICODE functions.
	(fhandler_console::write_normal): Convert to write output in UNICODE.
	Use CharNextExA to recognize multibyte characters in input.  Workaround
	problem with UTF-8 and MultiByteToWideChar.  Simplify the loop for
	printing "normal" characters.
	* strfuncs.cc (active_codepage): New variable to store active codepage.
	(get_cp): Call codepage_init() if active_codepage is uninitialized.
	Just return active_codepage.
	(is_cp_multibyte): New function.
	* winsup.h (active_codepage): Declare.
	(codepage_init): Declare.
	(is_cp_multibyte): Declare.

2008-02-03  Brian Dessent  <brian@dessent.net>

	* smallprint.cc (__small_vsprintf): Use HEAP_NOTHEAP for type.
	* strfuncs.cc (sys_wcstombs_alloc): Guard use of ccalloc
	to !__OUTSIDE_CYGWIN__ for use in cygserver.
	(sys_mbstowcs_alloc): Ditto.

2008-02-01  Corinna Vinschen  <corinna@vinschen.de>

	* miscfuncs.cc (cygwin_wcsncasecmp): Never access more than n
	characters.
	(cygwin_strncasecmp): Ditto.  Fix for strings longer than n.

2008-02-01  Corinna Vinschen  <corinna@vinschen.de>

	* string.h: Re-enable inline strcasematch and strncasematch
	implementations and rename to ascii_strcasematch/ascii_strncasematch.
	* dcrt0.cc: Replace str[n]casematch with ascii_str[n]casematch where
	applicable.
	* environ.cc: Ditto.
	* fhandler_process.cc: Ditto.
	* hookapi.cc: Ditto.
	* path.cc: Ditto.
	* spawn.cc: Ditto.
	* strace.cc: Ditto.
	* syscalls.cc: Ditto.
	* uinfo.cc: Ditto.
	* winf.cc: Ditto.

2008-01-31  Corinna Vinschen  <corinna@vinschen.de>

	* dcrt0.cc (dll_crt0_1): Use GetCommandLineW and convert to current
	codepage.
	* environ.cc (set_file_api_mode): Always set file api to ANSI if not
	using the OEM codepage.
	(codepage_init): Allow "utf8" codepage.
	* fhandler_clipboard.cc (set_clipboard): Convert clipbuf to void and
	cast as needed.  Always convert input to wide char and write
	CF_UNICODETEXT to clipboard.
	(fhandler_dev_clipboard::read): Read CF_UNICODETEXT from clipboard and
	convert to current codepage if CYGWIN_NATIVE format is not available.
	* fhandler_console.cc: Drop redundant undef.
	* smallprint.cc (__small_vsprintf): Convert PWCHAR and UNICODE_STRING
	to current codepage for printing.
	* strfuncs.cc: Use PWCHAR throughout.
	(get_cp): Return CP_UTF8 for utf8_cp codepage setting.
	(sys_wcstombs): Allow NULL target buffer.
	(sys_wcstombs_alloc): New function.
	(sys_mbstowcs_alloc): Ditto.
	* winsup.h (codepage_type): Add utf8_cp.
	(HEAP_NOTHEAP): Define.
	(sys_wcstombs_alloc): Declare.
	(sys_mbstowcs_alloc): Declare.

2008-01-31  Corinna Vinschen  <corinna@vinschen.de>

	* cygheap.h (struct cwdstuff): Add dir member to store cwd handle.
	(cwdstuff::get_handle): New method.
	* path.cc (cwdstuff::set): When doit is true, always try to get
	directory handle.  Fail if duplicating handle fails.  Store handle
	in dir.  Fix potential SEGV when setting drive_length.

2008-01-28  Corinna Vinschen  <corinna@vinschen.de>

	* path.cc: Fix Samba version in comment.

2008-01-24  Corinna Vinschen  <corinna@vinschen.de>

	* path.cc (fs_info::update): Fix old-style Samba test to support
	recent as well as upcoming Samba releases.

2008-01-22  Corinna Vinschen  <corinna@vinschen.de>

	* ntdll.h (struct _FILE_FS_OBJECTID_INFORMATION): Define.
	* path.cc (struct smb_extended_info): Define.
	(fs_info::update): Request object id info to get Samba information.
	Set flags according to new implementation.
	* path.h (struct fs_info): Add samba_version to status_flags.
	Implement flags() and samba_version() using IMPLEMENT_STATUS_FLAG.

2008-01-21  Corinna Vinschen  <corinna@vinschen.de>

	* fhandler_disk_file.cc (fhandler_disk_file::link): Open file with
	READ_CONTROL for Vista/Longhorn's sake.

2008-01-15  Corinna Vinschen  <corinna@vinschen.de>

	* Makefile.in (install-libs): Overwrite newlib's libg.a with symlink
	to libcygwin.a.

2008-01-15  Corinna Vinschen  <corinna@vinschen.de>

	* Makefile.in (DLL_OFILES): Remove memmem.o.
	* memmem.cc: Remove in favor of newlib implementation.

2008-01-07  Corinna Vinschen  <corinna@vinschen.de>

	* fhandler.h: Update copyright.
	* include/limits.h: Ditto.

2008-01-06  Christopher Faylor  <me+cygwin@cgf.cx>

	* fhandler.h (fhandler_base::is_tty): Make bool.
	(fhandler_serial::is_tty): Ditto.
	(fhandler_termios::is_tty): Ditto.
	(fhandler_base::is_slow): Return bool value.
	(fhandler_socket::is_slow): Ditto.
	(fhandler_serial::is_slow): Ditto.
	(fhandler_console::is_slow): Ditto.
	(fhandler_tty_common::is_slow): Ditto.
	(fhandler_tty_master::is_slow): Ditto.
	(fhandler_dev_null::is_slow): Ditto.

2008-01-06  Christopher Faylor  <me+cygwin@cgf.cx>

	* include/limits.h (TTY_NAME_MAX): Increase size to same as linux to
	allow for (at least) null terminating byte for "/dev/console".

2008-01-01  Christopher Faylor  <me+cygwin@cgf.cx>

	* tty.cc: Update copyright.
	* pipe.cc: Ditto.

2008-01-01  Christopher Faylor  <me+cygwin@cgf.cx>

	* newsym: First stab at understanding data as well as functions.

	* pipe.cc (fhandler_pipe::init): Move more intelligence here.
	(fhandler_pipe::create): Simplify based on above change.

	* tty.cc (tty_list::allocate): Remove non-NT code.