newlib-cygwin/winsup/cygwin/ChangeLog

2011-02-18  Christopher Faylor  <me+cygwin@cgf.cx>

	* dcrt0.cc (dll_crt0_1): Add a CYGHEAP_DEBUG conditional for debugging
	which allocates a lot of space at startup.

2011-02-18  Corinna Vinschen  <corinna@vinschen.de>

	* cygwin.sc: Set alignment of .cygheap section to 64K.

2011-02-15  Corinna Vinschen  <corinna@vinschen.de>

	* spawn.cc (spawn_guts): Only set PID_NOTCYGWIN in _P_OVERLAY mode.
	Drop flag if creating new process failed.

2011-02-15  Corinna Vinschen  <corinna@vinschen.de>

	* Throughout fix copyright dates.

2011-02-15  Corinna Vinschen  <corinna@vinschen.de>

	* devices.in: Throughout use slashes instead of backslashes in the
	native path of devices not backed by native NT devices.
	* devices.cc: Regenerate.
	* globals.cc (ro_u_pmem): Use correct case.
	(ro_u_globalroot): New R/O unicode string.
	* path.cc (path_conv::check): Fix incorrect handling of /proc/sys
	block devices if they are just visited due to a component check.
	(symlink_info::posixify): Fix typo in comment.
	(cygwin_conv_path): Use ro_u_globalroot instead of string constant.
	(fast_cwd_version): New shared variable to store FAST_CWD version
	used on the system.
	(find_fast_cwd_pointer): Rename from find_fast_cwd_pointers.  Don't
	set global fast_cwd_ptr pointer here.  Return pointer value instead.
	(find_fast_cwd): New function to set fast_cwd_ptr and fast_cwd_version.
	(cwdstuff::override_win32_cwd): Call find_fast_cwd from here.
	Check for fast_cwd_version to differ between old and new FAST_CWD
	structure.  Check old_cwd for NULL to avoid SEGV.  Don't set CWD if
	we have neitehr a valid fast_cwd_ptr, nor a valid CWD handle in the
	process parameter block.
	(cwdstuff::set): Create Win32 path taking /proc/sys paths into account.
	* spawn.cc (spawn_guts): Recode creating runpath.  Also take /proc/sys
	paths into account.  Drop special CWD handling when starting non-Cygwin
	processes.

2011-02-15  Corinna Vinschen  <corinna@vinschen.de>

	* fhandler_procsys.cc (fhandler_procsys::opendir): Avoid SEGV if
	opening object directory fails.
	* fhandler_virtual.cc (fhandler_virtual::opendir): Don't leak memory.

2011-02-15  Corinna Vinschen  <corinna@vinschen.de>

	* fhandler_disk_file.cc (fhandler_disk_file::readdir_helper): Don't
	append slash if there is one already.

2011-02-15  Corinna Vinschen  <corinna@vinschen.de>

	Revert change from 2010-08-31:
	* path.cc (normalize_posix_path): Drop support for //./ and //?/
	prefixes.
	(path_conv::check): Ditto.

2011-02-15  Corinna Vinschen  <corinna@vinschen.de>

	* fhandler_disk_file.cc (fhandler_disk_file::readdir_helper): Use POSIX
	path to check for symlink.

2011-02-14  Corinna Vinschen  <corinna@vinschen.de>

	* config/i386/profile.h: Sync with Mingw.

2011-02-13  Corinna Vinschen  <corinna@vinschen.de>

	* path.cc (struct _FAST_CWD): Redefine to new layout used since patch
	for KB 2393802.  Adjust comments throughout.
	(struct _FAST_CWD_OLD): Rename former definition.
	(cwdstuff::override_win32_cwd): Check if the OS is using the old or the
	new FAST_CWD structure layout and handle accordingly.

2011-02-11  Christopher Faylor  <me+cygwin@cgf.cx>

	* mkstatic: Make sure that we are not cd'ed to temporary directory on
	exit to avoid bogus warnings on directory cleanup.
	* speclib: Ditto.
	* mkimport: Ditto.

2011-02-11  Christopher Faylor  <me+cygwin@cgf.cx>

	* cygwin.sc: Eliminate __cygheap_mid.
	* cygheap.cc: Ditto.

2011-02-11  Christopher Faylor  <me+cygwin@cgf.cx>

	* cygheap.cc (_cygheap_mid): Drop unneeded section attribute.
	(cygheap_init): Just zero cygheap structure.
	* cygwin.sc: Keep 16 byte alignment but drop all other alignments
	related to cygheap.  Eliminate unused __cygheap_end1.

2011-02-11  Corinna Vinschen  <corinna@vinschen.de>

	* cygwin.sc: Raise default cygheap size to 1 Meg.  Set alignment to
	standard 64K.

2011-02-11  Corinna Vinschen  <corinna@vinschen.de>

	* include/endian.h: Move definitions of __BIG_ENDIAN, __LITTLE_ENDIAN,
	and __BYTE_ORDER into ...
	* include/bits/endian.h: New file.
	* include/arpa/nameser_compat.h: Include endian.h rather than defining
	BYTE_ORDER here.
	* include/asm/byteorder.h: Include bits/endian.h.  Drop definition of
	__LITTLE_ENDIAN.
	* include/netinet/ip.h: Include bits/endian.h.  Drop definitions of
	BIG_ENDIAN, LITTLE_ENDIAN, and BYTE_ORDER.  Use underscored variants
	of aforementioned constants.
	* include/netinet/tcp.h: Ditto.
	* include/sys/param.h: Drop disabled definitions of BIG_ENDIAN,
	LITTLE_ENDIAN, and BYTE_ORDER.

	* include/netinet/ip.h: Reformat.  Define setsockopt IP_TOS options
	matching recent RFCs.  Tweak comments.

2011-02-10  Eric Blake  <eblake@redhat.com>

	* errno.cc (includes): Avoid compilation failure if <string.h>
	settles on wrong strerror_r signature.

	* errno.cc (__xpg_strerror_r): New function.
	(strerror_r): Update to copy newlib's fixes.
	(strerror): Set errno on failure.
	(_sys_errlist): Cause EINVAL failure for reserved values.
	* cygwin.din: Export new function.
	* include/cygwin/version.h (CYGWIN_VERSION_API_MINOR): Combine
	this into minor 236.

2011-02-09  Yaakov Selkowitz  <yselkowitz@users.sourceforge.net>

	* cygwin.din (pthread_yield): Export as alias to sched_yield.
	* include/pthread.h (pthread_yield): Declare.
	* include/cygwin/version.h (CYGWIN_VERSION_API_MINOR): Bump.
	* posix.sgml (std-deprec): Add pthread_yield.

2011-02-09  Christopher Faylor  <me+cygwin@cgf.cx>

	* cygheap.cc: Add some __stdcall decoration where appropriate.
	* lib/cygwin_crt0.c: __attribute -> __attribute__.

2011-02-09  Christopher Faylor  <me+cygwin@cgf.cx>

	* hookapi.cc (hook_or_detect_cygwin): Prevent i from being considered
	uninitialized by gcc.

2011-02-09  Christopher Faylor  <me+cygwin@cgf.cx>

	* exception.h: Remove DEBUG_EXCEPTION left over debugging ifdef.

2011-02-08  Christopher Faylor  <me+cygwin@cgf.cx>

	* dll_init.cc: Fix typo in comment.

2011-02-07  Corinna Vinschen  <corinna@vinschen.de>

	* configure.in: Remove AC_ALLOCA test and test for __builtin_memset.
	* configure: Regenerate.

2011-02-07  Corinna Vinschen  <corinna@vinschen.de>

	* fhandler_console.cc (fhandler_console::write_normal): Remove
	erroneous premature return after collecting truncated multibyte
	sequence in trunc_buf.  Rather fall through to printing routine.
	Fix return value to take trunc_buf content into account.  Improve
	comments.

2011-02-05  Christopher Faylor  <me+cygwin@cgf.cx>

	* autoload.cc (wsock_init): Properly define WSAStartup function pointer
	to avoid stack damage.

2011-02-02  Corinna Vinschen  <corinna@vinschen.de>

	* libc/bsdlib.cc: Include err.h.

2011-02-02  Eric Blake  <eblake@redhat.com>

	* include/err.h: Fix loss of semicolons in previous patch.

2011-02-02  Corinna Vinschen  <corinna@vinschen.de>

	* include/err.h (err): Add noreturn attribute.
	(errx): Ditto.
	(verr): Ditto.
	(verrx): Ditto.

2011-02-02  Corinna Vinschen  <corinna@vinschen.de>

	* path.cc (conv_path_list): Remove enclosing quotes and trailing
	backslashes from Win32 environment path lists.

2011-02-01  Christian Franke  <franke@computer.org>

	* fhandler.cc (fhandler_base::fsync): Ignore ERROR_INVALID_FUNCTION
	error from FlushFileBuffers().

2011-01-31  Corinna Vinschen  <corinna@vinschen.de>

	* syscalls.cc (utmp_data): Fix potential buffer overflow.

2011-01-31  Corinna Vinschen  <corinna@vinschen.de>

	* fhandler_socket.cc (address_in_use): Improve comment readability.

2011-01-30  Corinna Vinschen  <corinna@vinschen.de>

	* fhandler_socket.cc (address_in_use): Disable.  Add comment.
	(fhandler_socket::bind): Change comment to explain setting the
	SO_EXCLUSIVEADDRUSE socket option.  Remove code which checks for
	address in use.
	* net.cc (cygwin_setsockopt): Never set SO_REUSEADDR option.  Improve
	comment to compensate for the deleted comment in fhandler_socket::bind.
	* wincap.cc: Throughout, drop has_enhanced_socket_security from wincaps.
	* wincap.h (struct wincaps): Drop has_enhanced_socket_security flags
	and method.

2011-01-28 Peter Foley <jpfoley2@verizon.net>

	* configure.in: Define LIBSERVER regardless of cross_host.
	* configure: Regenerate.

2011-01-28  Corinna Vinschen  <corinna@vinschen.de>

	* fhandler_socket.cc (fhandler_socket::wait_for_events): Call
	pthread_testcancel in case of timeout to enable pthread_cancel
	on waiting thread.

2011-01-27  Corinna Vinschen  <corinna@vinschen.de>

	* include/features.h (__STDC_ISO_10646__): Move to newlib's
	sys/features.h.

2011-01-26  Corinna Vinschen  <corinna@vinschen.de>

	* fhandler_disk_file.cc (fhandler_base::fstat_by_nfs_ea): Fix
	computation of st_blocks.
	(fhandler_base::fstat_helper): Fix formatting.

2011-01-24  Corinna Vinschen  <corinna@vinschen.de>

	* include/features.h (__STDC_ISO_10646__): Define.  Add comment.

2011-01-21  Corinna Vinschen  <corinna@vinschen.de>

	* syscalls.cc (rename): Fix permission problem with symlinks on NFS.
	Rework how NtOpenFile gets called to make it more readable.  Change
	comment.

2011-01-20  Corinna Vinschen  <corinna@vinschen.de>

	* exec.cc: Include pinfo.h.
	* winf.h: Move definitions of _P_PATH_TYPE_EXEC and _P_MODE from here...
	* pinfo.h: ...to here.
	(_P_PATH_TYPE_EXEC): Redefine to be bigger than _P_SYSTEM.
	(_P_MODE): Redefine so as not to mask out _P_SYSTEM.
	* spawn.cc (spawnlp): Add _P_PATH_TYPE_EXEC flag in call to spawnve.
	(spawnlpe): Ditto.
	(spawnvp): Ditto.

2011-01-19  Corinna Vinschen  <corinna@vinschen.de>

	* spawn.cc (av::fixup): Reenable #! handling for all exec functions.
	Return ENOEXEC in !p_type_exec case only for unrecognized files.
	Fix comment formatting.

2011-01-19  Corinna Vinschen  <corinna@vinschen.de>

	* exec.cc (execlp): Add missing _P_PATH_TYPE_EXEC flag in call to
	spawnve.

2011-01-19  Corinna Vinschen  <corinna@vinschen.de>

	* exec.cc: Rearrange functions in alphabetical order.
	(_execve): Drop temporary define and drop export alias.
	(execl): Call spawnve.
	(execle): New function.
	(execlp): New function.
	(execv): Call spawnve.
	(execve): Drop converting NULL envp to emtpy envp.
	(execvp): Call spawnve.
	(execvpe): Drop converting NULL envp to emtpy envp.  Call spawnve.
	(fexecve): Call spawnve.
	* spawn.cc (spawnve): Convert NULL envp to emtpy envp.  Remove outdated
	comment.
	(spawnlp): Call spawnve.
	(spawnlpe): Ditto.
	(spawnvp): Ditto.
	(spawnvpe): Fix formatting.

2011-01-19  Corinna Vinschen  <corinna@vinschen.de>

	* exec.cc (strccpy): Move function from here...
	* strfuncs.cc (strccpy): ...to here.
	* string.h (strccpy): Declare.
	* winsup.h (strccpy): Drop declaration.

2011-01-19  Corinna Vinschen  <corinna@vinschen.de>

	* errno.cc (errmap): Add error codes for invalid binaries.
	* exec.cc (execvp): Call spawnve with _P_PATH_TYPE_EXEC flag
	from here.
	(execvpe): Ditto.
	* spawn.cc (spawn_guts): Filter _P_PATH_TYPE_EXEC from mode and
	store in p_type_exec.  Call av::fixup with addtional p_type_exec
	argument.
	(spawnve): Check for filtered mode.
	(spawnvpe): Add _P_PATH_TYPE_EXEC flag when calling spawnve.
	(av::fixup): Accept additional bool parameter p_type_exec.  Only check
	for script if p_type_exec is true.
	* winf.h (_P_PATH_TYPE_EXEC): Define.
	(_P_MODE): Define.
	(av::fixup): Declare with additional bool parameter.

2011-01-17  Corinna Vinschen  <corinna@vinschen.de>

	* fhandler_proc.cc (format_proc_partitions): Fix compiler warning.

2011-01-17  Corinna Vinschen  <corinna@vinschen.de>

	* path.cc (path_conv::check): Don't follow reparse point symlinks if
	PC_SYM_NOFOLLOW_REP flag is set.
	(cygwin_conv_path): Set PC_SYM_NOFOLLOW_REP flag when converting from
	POSIX to Win32.
	* path.h (enum pathconv_arg): Define PC_SYM_NOFOLLOW_REP flag.

2011-01-17  Corinna Vinschen  <corinna@vinschen.de>

	* fhandler_proc.cc (proc_tab_cmp): Fix typo in comment.
	(fhandler_proc::fill_filebuf): Handle return value of 0 from format
	function as error.
	(format_proc_stat): Set errno when returning 0 size.
	(format_proc_partitions): Rewrite method to fetch partition info.

2011-01-13  Corinna Vinschen  <corinna@vinschen.de>

	* fhandler_disk_file.cc (fhandler_base::fstat_helper): Always set
	st_size of directories to 0.  Explain why.

2011-01-12  Corinna Vinschen  <corinna@vinschen.de>

	* posix.sgml: Add madvise to BSD list.

2011-01-12  Corinna Vinschen  <corinna@vinschen.de>

	* cygwin.din (madvise): Export posix_madvise as madvise.
	* include/cygwin/version.h: Bump CYGWIN_VERSION_API_MINOR.
	* include/sys/mman.h: Define madvise constants, keep Linux-specific
	constants undefined.
	(madvise): Declare.

2011-01-12  Corinna Vinschen  <corinna@vinschen.de>

	* fhandler.h (struct part_t): New type.
	(class fhandler_dev_floppy): Convert partitions to part_t pointer.
	Add lock_partition method.
	* fhandler_floppy.cc (fhandler_dev_floppy::lock_partition): New method
	to implement ondemand partition locking.
	(fhandler_dev_floppy::write_file): Call lock_partition from here if
	writing failed due to a potential write restriction on a disk
	partition.  
	(fhandler_dev_floppy::open): Don't lock partitions here.
	(fhandler_dev_floppy::close): Keep track of partition handle reference
	count.  Close handles and remove partitions pointer ony if count is 0.
	(fhandler_dev_floppy::dup): Just copy partitions pointer and increment
	reference count.

2011-01-11  Corinna Vinschen  <corinna@vinschen.de>

	* fhandler.h (MAX_PARTITIONS): New definition.
	(class fhandler_dev_floppy): Add partitions array member.  Add close
	method.
	* fhandler_floppy.cc (fhandler_dev_floppy::fhandler_dev_floppy): Zero
	out partitions array.
	(fhandler_dev_floppy::open): Fix "entire disk" condition for call to 
	DeviceIoControl (FSCTL_ALLOW_EXTENDED_DASD_IO).
	When opening disks for writing, call DeviceIoControl (FSCTL_LOCK_VOLUME)
	on all affected disk partitions starting with Vista.
	(fhandler_dev_floppy::close): New method.
	(fhandler_dev_floppy::dup): Duplicate handles in partitions, if any.
	* wincap.h (wincaps::has_restricted_raw_disk_access): New element.
	* wincap.cc: Implement above element throughout.

2011-01-11  Yaakov Selkowitz  <yselkowitz@users.sourceforge.net>

	* termios.cc (cfgetospeed, cfgetispeed): Constify argument per POSIX.
	* include/sys/termios.h (cfgetospeed, cfgetispeed): Declare functions.
	Move macros after declarations and make conditional on !__cplusplus.

2011-01-11  Corinna Vinschen  <corinna@vinschen.de>

	* cygtls.cc (_cygtls::init_thread): Call _REENT_INIT_PTR.  Drop setting
	current locale and calling srand48.

2011-01-02  Christopher Faylor  <me+cygwin@cgf.cx>

	* ChangeLog-2010: Create from ChangeLog.
	* ChangeLog: Start fresh.