path: root/winsup/cygwin/ChangeLog

2014-08-11  Corinna Vinschen  <corinna@vinschen.de>

	* cpuid.h: Add missing copyright header.  Fix formatting.  Use uint32_t
	instead of unsigned throughout.  Change functions to static inline and
	always inline.
	(cpuid): Add parameter to set ecx, allowing to request extended CPUID
	info.
	* fhandler_proc.cc (format_proc_cpuinfo): Use uint32_t instead of
	unsigned throughout.  Add fake decimal places to MHz info.  Handle more
	feature flags.
	* fhandler_random.cc (fhandler_dev_random::write): Allow up to 4K
	input to add entropy.
	* syscalls.cc: Drop including cpuid.h.

2014-08-07  Yaakov Selkowitz  <yselkowi@redhat.com>

	* common.din (__cxa_finalize): Export.
	* dcrt0.cc (cygwin_atexit): Use d->handle with __cxa_atexit.
	* dll_init.cc (dll_list::detach): Use d->handle with __cxa_finalize.
	* include/cygwin/version.h (CYGWIN_VERSION_API_MINOR): Use 274 for
	__cxa_finalize as well.

2014-08-04  Anthony Heading  <anthony@ajrh.net>

	* include/sys/file.h: Add extern "C".

2014-08-04  Corinna Vinschen  <corinna@vinschen.de>

	* common.din (__cxa_atexit): Export.
	* include/cygwin/version.h (CYGWIN_VERSION_API_MINOR): Bump to 274.

2014-07-31  Eric Blake  <eblake@redhat.com>

	* include/pthread.h: Decorate attribute names with __, for
	namespace safety.
	* include/cygwin/core_dump.h: Likewise.
	* include/cygwin/cygwin_dll.h: Likewise.
	* include/sys/cygwin.h: Likewise.
	* include/sys/strace.h: Likewise.

2014-07-24  Corinna Vinschen  <corinna@vinschen.de>

	* fhandler_socket.cc (fhandler_socket::send_internal): Fix value of
	out_len when tweaking the last buffer so out_len is correct in a
	subsequent if expression.

2014-07-21  Corinna Vinschen  <corinna@vinschen.de>

	* thread.cc (pthread::init_mainthread): Initialize thread mutex to
	type PTHREAD_MUTEX_RECURSIVE, just as for any other thread.

2014-07-16  Corinna Vinschen  <corinna@vinschen.de>

	* thread.cc (pthread::create): Handle stackaddr as upper bound address.
	Add comment.
	(pthread_attr_setstack): Store upper bound address in stackaddr.
	Explain why.
	(pthread_attr_getstack): Handle stackaddr as upper bound address.
	Add comment.
	(pthread_attr_setstackaddr): Add comment.
	(pthread_attr_getstackaddr): Add comment.
	(pthread_attr_getstacksize): Return default stacksize if stacksize has
	not been set by the application, just as on Linux.  Add comment.
	(pthread_getattr_np): Store upper bound address in stackaddr.  Explain
	why.
	* include/pthread.h: Remove outdated comment.
	(pthread_attr_getstackaddr): Mark as deprecated, as on Linux.
	(pthread_attr_setstackaddr): Ditto.

2014-07-15  Christopher Faylor  <me.cygwin2014@cgf.cx>

	* sigproc.cc (sigproc_init): Set aside more buffer space for signal
	pipes.
	(sig_send): Retry WriteFiles which fail when there is no error but
	packbytes have not been sent.

2014-07-15  Christopher Faylor  <me.cygwin2014@cgf.cx>

	* sigproc.cc (send_sig): Don't report an error if WriteFile succeeds.

2014-07-14  Christopher Faylor  <me.cygwin2014@cgf.cx>

	* sigproc.cc (send_sig): Fix bad format in diagnostic output.

2014-07-14  Yaakov Selkowitz  <yselkowitz@cygwin.com>

	* thread.cc (pthread_mutex::pthread_mutex): Change default type
	to PTHREAD_MUTEX_NORMAL.
	(pthread_mutex::unlock): Return EPERM if the mutex has no owner and
	the mutex type is PTHREAD_MUTEX_ERRORCHECK, as on Linux.
	(pthread_mutexattr::pthread_mutexattr): Ditto.
	(pthread_mutex_unlock): Do not fail if mutex is a normal mutex
	initializer.
	* include/pthread.h (PTHREAD_MUTEX_INITIALIZER): Redefine as
	PTHREAD_NORMAL_MUTEX_INITIALIZER_NP.

2014-07-09  Corinna Vinschen  <corinna@vinschen.de>

	* thread.cc (pthread::create): Use PTHREAD_DEFAULT_STACKSIZE stacksize
	if attr.stacksize is 0.
	(pthread_attr::pthread_attr): Initialize stacksize to 0 to align more
	closely to Linux.
	(pthread_attr_getstack): Fix incorrect stackaddr computation.  Return
	stackaddr just like pthread_attr_getstackaddr.  Remove slightly off
	comment.
	(pthread_attr_getstackaddr): Remove slightly off comment.
	(pthread_getattr_np): Return stackaddr and stacksize based on the full
	allocated stackarea.

2014-07-09  Corinna Vinschen  <corinna@vinschen.de>

	* exceptions.cc (exception::myfault_handle): Rephrase comment.

2014-07-09  Corinna Vinschen  <corinna@vinschen.de>

	* exceptions.cc (exception::myfault_handle): Fix typo in comment.

2014-07-07  Corinna Vinschen  <corinna@vinschen.de>

	* exceptions.cc (exception::myfault_handle): Disable handling
	STATUS_STACK_OVERFLOW.  Explain why.

2014-07-07  Corinna Vinschen  <corinna@vinschen.de>

	* fhandler_socket.cc (fhandler_socket::send_internal): Improve loop to
	write streams in chunks of wmem() bytes to raise performance when
	writing small buffers.  Rename variables and add comments to help
	understanding the code in years to come.

2014-07-07  Corinna Vinschen  <corinna@vinschen.de>

	* libc/minires.c (minires_dprintf): Change "Minires" to "Resolv" to
	differ from external minres lib.
	(res_nquerydomain): Fix off-by-one in domain concatenation.  Add debug
	output.

2014-07-03  Corinna Vinschen  <corinna@vinschen.de>

	* fhandler_disk_file.cc (fhandler_disk_file::fstatvfs): Add debug
	output.

2014-06-23  Corinna Vinschen  <corinna@vinschen.de>

	* spawn.cc (find_exec): Initialize err (CID 60111).
	* strace.cc (strace::activate): Fix potential buffer overrun (CID 59938)
	* syscalls.cc (popen): Close parent pipe descriptor via fclosing fp on
	error to avoid resource leak (CID 59981).
	* thread.cc (pthread::exit): Avoid accessing cygtls member after
	deleting "this" (CID 60217).

2014-06-23  Corinna Vinschen  <corinna@vinschen.de>

	* select.cc (start_thread_socket): Delete si on early return in case of
	an error (CID 59967).

2014-06-23  Corinna Vinschen  <corinna@vinschen.de>

	* regex/regcomp.c (computematchjumps): Free local memory in case of
	error (CID 59975).

2014-06-23  Corinna Vinschen  <corinna@vinschen.de>

	* mount.cc (fs_info::update): Define dir in the outermost scope to avoid
	accessing out-of-scope value (CID 60027).  Always initialize attr to
	upath (CID 60113).

2014-06-23  Corinna Vinschen  <corinna@vinschen.de>

	* malloc_wrapper.cc (mallinfo): Initialize m if external malloc is used,
	too (CID 60120).

2014-06-23  Corinna Vinschen  <corinna@vinschen.de>

	* localtime.cc (tzload): Fix leaking memory (CID 60001).

2014-06-23  Corinna Vinschen  <corinna@vinschen.de>

	* exceptions.cc (try_to_debug): Free environment pointer when not used
	anymore (CID 59968).

2014-06-23  Corinna Vinschen  <corinna@vinschen.de>

	* net.cc (cygwin_getaddrinfo): Fix value of hint->ai_addrlen on 64 bit.
	Explain why.

2014-06-23  Corinna Vinschen  <corinna@vinschen.de>

	* environ.cc (regopt): Allocate small local buffer to avoid copying
	twice.  Fixes resource leak (CID 60012).  Add comment.

2014-06-23  Corinna Vinschen  <corinna@vinschen.de>

	* dll_init.cc (dll_list::alloc): Fix buffer overrun (CID 59940).

2014-06-23  Corinna Vinschen  <corinna@vinschen.de>

	* dcrt0.cc (insert_file): Fix resource leaks (CIDs 59987, 59988).

2014-06-17  David Stacey  <drstacey@tiscali.co.uk>

	* libc/rexec.cc (cygwin_rexec): Make ahostbuf static to avoid returning
	an out-of-scope address.

2014-06-16  Corinna Vinschen  <corinna@vinschen.de>

	* fhandler_socket.cc (fhandler_socket::evaluate_events): Call
	WSASetLastError after setsockopt.  Explain why.

2014-06-16  Denis Excoffier  <cygwin@Denis-Excoffier.org>

	* grp.cc (getgrouplist): Fix setting ngroups to make sure to return
	the right value.

2014-06-05  Christopher Faylor  <me.cygwin2014@cgf.cx>

	* timer.cc (timer_tracker::cancel): Demote api_fatal to system_printf,
	printing more details about odd failure condition.

2014-05-22  Corinna Vinschen  <corinna@vinschen.de>

	* gmon.h: Pull in profile.h.  Explain why.

2014-05-22  Corinna Vinschen  <corinna@vinschen.de>

	* libc/bsdlib.cc (forkpty): Close master and slave if fork fails to
	avoid resource leak (CID 59997).
	* libc/fts.c: Update to FreeBSD version 1.39 (CID 59947).
	* libc/minires.c (minires_get_search): Fix out-of-bounds read from
	words array (CID 59937).

2014-05-20  Corinna Vinschen  <corinna@vinschen.de>

	* flock.cc (delete_lock_in_parent): Use LIST_FOREACH_SAFE to avoid
	dereferencing freed pointer (CID 60224).

2014-05-20  Corinna Vinschen  <corinna@vinschen.de>

	* fhandler_procsysvipc.cc (format_procsysvipc_msg): Rearrange code to
	avoid resource leakage (CID 60002).  Don't use tmp_pathbuf, explain why.
	Fix indentation.
	(format_procsysvipc_sem): Ditto.
	(format_procsysvipc_shm): Ditto (CID 60003).

2014-05-20  Corinna Vinschen  <corinna@vinschen.de>

	* fhandler_process.cc (get_mem_values): Rearrange code slightly to
	avoid resource leakage (CID 59973).
	(format_process_stat): Drop temporary variable wcmd and avoid
	string copy without length check (CID 60050).
	(format_process_status): Ditto (CID 60051).

2014-05-20  Corinna Vinschen  <corinna@vinschen.de>

	* fhandler_proc.cc (format_proc_swaps): Use tmp_pathbuf for filename,
	rather than allocating and forgetting to free (CID 59982).

2014-05-20  Corinna Vinschen  <corinna@vinschen.de>

	* fhandler_floppy.cc (fhandler_dev_floppy::get_drive_info): Fix floppy
	drive handling broken with 1.7.19.  

2014-05-20  Corinna Vinschen  <corinna@vinschen.de>

	* scandir.cc (scandir): Assume namelist is always valid, per POSIX.
	(CID 60021).
	* sec_auth.cc (cygwin_logon_user): Securely erase password copy.
	(lsaprivkeyauth): Avoid trying to dereference data if no key is stored
	in the registry (CID 60122).  Securely erase passwords after usage.

2014-05-19  Corinna Vinschen  <corinna@vinschen.de>

	* pseudo-reloc.cc (__report_error): Raise size of module name buffer to
	PATH_MAX.  Fix length in call to GetModuleFileNameW (CID 59947).

2014-05-19  Corinna Vinschen  <corinna@vinschen.de>

	* net.cc (call_gaa): Fix setting pa_ret pointer in case of an error
	from GetAdaptersAddresses (CID 60218).
	(get_ifs): Add missing braces in AF_INET6 case which broke netmask
	computation.  Break out of loop if prefix gets <= 0 (CID 59939).

2014-05-19  Corinna Vinschen  <corinna@vinschen.de>

	* include/cygwin/version.h (CYGWIN_VERSION_DLL_MINOR): Bump to 31.

2014-05-19  Corinna Vinschen  <corinna@vinschen.de>

	* dtable.cc (handle_to_fn): Fix length parameter in call to
	QueryDosDeviceW (CID 59936).

2014-05-19  Corinna Vinschen  <corinna@vinschen.de>

	* pinfo.cc (pinfo_basic::pinfo_basic): Fix size of progname array in
	call to GetModuleFileNameW (CID 59935).

2014-05-19  Corinna Vinschen  <corinna@vinschen.de>

	* smallprintf.cc (__small_vsprintf): Add missing break in 'C' case.

2014-05-19  Corinna Vinschen  <corinna@vinschen.de>

	* exceptions.cc (try_to_debug): Fix size of dbg_cmd (CID 59929).

2014-05-18  David Stacey  <drstacey@tiscali.co.uk>

	* syscalls.cc (getusershell): Fix buffer overrun (Coverity ID 59932).

2014-05-13  Corinna Vinschen  <corinna@vinschen.de>

	* fhandler_socket.cc (fhandler_socket::ioctl): Handle the different
	ideas of u_long between Winsock and Cygwin applications on x86_64.
	Add long comment.

2014-05-09  Christopher Faylor  <me.cygwin2014@cgf.cx>

	* signal.cc (sigprocmask): Fix strace output to include "how".

	* fhandler_console.cc (dev_console::save_restore): Only save current
	dwEnd line rather than the one after that.

2014-05-05  Corinna Vinschen  <corinna@vinschen.de>

	* net.cc (cygwin_getsockopt): Rearrange code slightly and handle
	TCP_NODELAY just like SO_KEEPALIVE and SO_DONTROUTE.

2014-05-03  Christopher Faylor  <me.cygwin2014@cgf.cx>

	* spawn.cc (av::setup): Eat trailing whitespace on #! script.

2014-05-02  Christopher Faylor  <me.cygwin2014@cgf.cx>

	* fhandler_dsp.cc (ioctl): Use _ioctl for recursive call.

2014-04-26  Christopher Faylor  <me.cygwin2014@cgf.cx>

	* DevNotes: Add entry cgf-000026.
	* fhandler.h (fhandler_console::save_top): Save top of screen
	coordinates.
	* fhandler_console.cc (dev::save_restore): Record top of screen
	coordinates.  Clear entire buffer when restoring saved buffer and try
	to position the cursor on the save relative place on the screen.

2014-04-25  Corinna Vinschen  <corinna@vinschen.de>

	* syscalls.cc (NT_TRANSACTIONAL_ERROR): Cover all status codes up to
	STATUS_TRANSACTION_NOT_ENLISTED.

2014-04-24  Corinna Vinschen  <corinna@vinschen.de>

	* fhandler_socket.cc: On x86_64, define u_long as __ms_u_long before
	including the windows headers.  Explain why.
	(get_inet_addr): Convert ANY address to LOOPBACK address.  Explain why.
	(fhandler_socket::evaluate_events): Forcibly set SO_ERROR socket option
	in case a connection attempt failed.  Explain why.
	(fhandler_socket::ioctl): Drop x86_64 re-definition of u_long here.
	* fhandler_procnet.cc: On x86_64, define u_long as __ms_u_long before
	including the windows headers.  Explain why.
	* net.cc: Ditto.

2014-04-23  Corinna Vinschen  <corinna@vinschen.de>

	* miscfuncs.cc (check_iovec): Allow 0 as valid iovcnt value.

2014-04-18  Corinna Vinschen  <corinna@vinschen.de>

	* winf.cc (linebuf::fromargv): Temporarily revert patch from 2014-01-24.

2014-04-18  Corinna Vinschen  <corinna@vinschen.de>

	* cygtls.h (TP_NUM_C_BUFS): Raise to 50 to allow SYMLOOP_MAX recursions
	path_conv <-> normalize_posix_path, plus a bit of buffer.
	(TP_NUM_W_BUFS): Ditto.
	(class san): Change type of _c_cnt and _w_cnt to unsigned.
	* path.cc (normalize_posix_path): Guard recursion into path_conv
	against tmp_pathbuf overflow.  Generate normalized path in call to
	path_conv.  If the path is valid, replace dst with the normalized_path
	from path_conv call.  Add comment to explain why we're doing this.
	* tls_pbuf.cc (tls_pathbuf::destroy): Only free buffers until the
	first buffer pointer is NULL.
	(tmp_pathbuf::c_get): Simplify error message.
	(tmp_pathbuf::w_get): Ditto.
	* tls_pbuf.h (class tmp_pathbuf): Change type of c_buf_old and w_buf_old
	to unsigned.
	(tmp_pathbuf::check_usage): New inline method to check if we have
	enough tmp_pathbuf buffers left to call a function using tmp_pathbuf
	buffers.
	* tlsoffsets.h: Regenerate.
	* tlsoffsets64.h: Regenerate.

2014-04-16  Corinna Vinschen  <corinna@vinschen.de>

	* net.cc (cygwin_setsockopt): Ignore IPV6_TCLASS the same way as IP_TOS.

2014-04-10  Corinna Vinschen  <corinna@vinschen.de>

	* include/cygwin/version.h (CYGWIN_VERSION_DLL_MINOR): Bump to 30.

2014-04-08  Corinna Vinschen  <corinna@vinschen.de>

	* cygwin.sc.in: (Temporarily?) workaround serious ld bug which
	truncates symbols in certain computations to 32 bit.  See
	https://sourceware.org/bugzilla/show_bug.cgi?id=16821

2014-04-09  Corinna Vinschen  <corinna@vinschen.de>

	* exceptions.cc (exception::myfault_handle): Only handle the minimum
	amount of exceptions the myfault handler was designed for.

2014-04-07  Corinna Vinschen  <corinna@vinschen.de>

	* cygserver_ipc.h (ipc_set_proc_info): Add bool parameter to specify
	whether or not to send signal_arrived. 
	* shm.cc (client_request_shm::client_request_shm): Call
	ipc_set_proc_info with bool parameter set to true to not send
	signal_arrived.

2014-04-04  Corinna Vinschen  <corinna@vinschen.de>

	* ntea.cc (EA_BUFSIZ): Fix comment.
	(read_ea): Use tmp_pathbuf for local buffer rather than alloca.
	Throughout change ZwQueryEaFile to NtQueryEaFile in comments.

2014-04-04  Corinna Vinschen  <corinna@vinschen.de>

	* ntea.cc (EA_BUFSIZ): Reduce to 64K.  Add comment to explain why.

2014-03-29  Christopher Faylor  <me.cygwin2014@cgf.cx>

	* DevNotes: Add entry cgf-000025.
	* exceptions.cc (_cygtls::signal_debugger): Reorganize to avoid
	contacting the debugger if we have already done so via the exception
	handler.  Eliminate need for goto.  Remove an ifdef in favor of just
	allocating a larger buffer.

2014-03-28  Corinna Vinschen  <corinna@vinschen.de>

	* dcrt0.cc (dll_crt0_0): Install myfault exception handler on x86_64.
	* exception.h (exception_list): Typedef as void on x86_64.
	(exception::handler_installed): Remove.
	(exception::handle_while_being_debugged): Remove.
	(exception::myfault_handle): Declare for x86_64.
	(exception::handle): Declare as ordinary exception handler on x86_64
	as well.
	(exception::exception): Drop previous code (again).  Install
	exception::handle as SEH handler.
	(exception::install_myfault_handler): New x86_64-only method to
	install exception::myfault_handle as VEH handler.  Explain why.
	(exception::~exception): For x86_64, define frame end label (again).
	* exceptions.cc (CYG_EXC_CONTINUE_EXECUTION): Drop definition.
	(CYG_EXC_CONTINUE_SEARCH): Ditto.
	(exception::myfault_handle): New x86_64-only method, VEH handler to
	handle myfault exceptions.
	(exception::handle): Define as ordinary exception handler on x86_64
	as well.  Use ExceptionContinueExecution and ExceptionContinueSearch
	throughout instead of deleted Cygwin macros.  Don't handle myfault
	exceptions on x86_64.

2014-03-28  Corinna Vinschen  <corinna@vinschen.de>

	* sec_auth.cc (create_token): Initialize lsa handle to NULL, rather than
	to INVALID_HANDLE_VALUE.
	(lsaauth): Ditto.
	(lsaprivkeyauth): Ditto.
	* setlsapwd.cc (setlsapwd): Don't initialize lsa handle.

2014-03-28  Corinna Vinschen  <corinna@vinschen.de>

	* exceptions.cc (_cygtls::signal_debugger): Move memcpy to copy context
	from incoming siginfo_t to thread_context, too.

2014-03-27  Corinna Vinschen  <corinna@vinschen.de>

	* gendef (_sigbe/x86_64): Fix typo in .seh_proc pseudo-op.
	(setjmp/x86_64): Drop storing ExceptionList pointer in jmp_buf->Frame.
	Drop comment.  Store likely frame in rdx.  Jump to __setjmpex.
	(__setjmpex): New function providing setjmp functionality.  Fetch
	jmp_buf->Frame from rdx, like MSVCRT setjmpex.
	(__sjfault/x86_64): Store rdx content in jmp_buf->Frame.
	(__ljfault/x86_64): Don't restore ExceptionList pointer.
	(longjmp/x86_64): Ditto.

2014-03-19  Christopher Faylor  <me.cygwin2014@cgf.cx>

	* fhandler_dsp.cc (fhandler_dev_dsp::ioctl): Actually pass ioctl
	argument to _ioctl.

2014-03-19  Christopher Faylor  <me.cygwin2014@cgf.cx>

	* fhandler.h (fhandler_dev_dsp): Remove variable names from
	declarations.
	(fhandler_dev_dsp::close_audio_in): Make __reg1.
	(fhandler_dev_dsp::close_audio_out): Make __reg2.
	* fhandler_dsp.cc (fhandler_dev_dsp::close_audio_in): Make __reg1.
	(fhandler_dev_dsp::close_audio_out): Make __reg2.
	(fhandler_dev_dsp::close): Don't abruptly terminate sound just because
	we are exiting.

2014-03-19  Corinna Vinschen  <corinna@vinschen.de>

	* exception.h (exception::handle_while_being_debugged): Declare.
	(exception::exception): Install unhandled exception filter.
	* exceptions.cc (exception::handle_while_being_debugged): New method.

2014-03-18  Christopher Faylor  <me.cygwin2014@cgf.cx>

	* fhandler_dsp.cc (fhandler_dev_dsp::fixup_after_fork): Actually call
	_fixup_after_fork rather than looping forever.
	(fhandler_dev_dsp::fixup_after_exec): Ditto.

2014-03-18  Corinna Vinschen  <corinna@vinschen.de>

	Partially revert patch from 2014-03-04.
	* exception.h (exception::handler_installed): Declare.
	(exception::exception): Install vectored exception handler on x86_64.
	(exception::~exception): Remove for x86_64.
	* exceptions.cc (exception::handler_installed): Define.

2014-03-17  Christopher Faylor  <me.cygwin2014@cgf.cx>

	* sigproc.h (no_thread_exit_protect): New class.
	* sigproc.cc (thread_exit): Use no_thread_exit_protect to determine if
	we need to coordinate ThreadExit/ExitProcess.
	* fhandler_dsp.cc (fhandler_dev_dsp::Audio_out::stop): Use
	no_thread_exit_protect to kludge around waiting for waveOutClose as it
	waits for a thread that never exits.
	(fhandler_dev_dsp::Audio_in::stop): Ditto for waveInClose.

2014-03-16  Christopher Faylor  <me.cygwin2014@cgf.cx>

	* fhandler.h (fhandler_dev_dsp::base): New method.
	(fhandler_dev_dsp::_read): Ditto.
	(fhandler_dev_dsp::_write): Ditto.
	(fhandler_dev_dsp::_ioctl): Ditto.
	(fhandler_dev_dsp::_fixup_after_fork): Ditto.
	(fhandler_dev_dsp::_fixup_after_exec): Ditto.
	* fhandler_dsp.cc (fhandler_dev_dsp::read): Call real function via
	base() pointer.
	(fhandler_dev_dsp::write): Ditto.
	(fhandler_dev_dsp::ioctl): Ditto.
	(fhandler_dev_dsp::fixup_after_fork): Ditto.
	(fhandler_dev_dsp::fixup_after_exec): Ditto.
	(fhandler_dev_dsp::_read): Rename by adding an leading underscore.
	(fhandler_dev_dsp::_write): Ditto.
	(fhandler_dev_dsp::_ioctl): Ditto.
	(fhandler_dev_dsp::_fixup_after_fork): Ditto.
	(fhandler_dev_dsp::_fixup_after_exec): Ditto.

2014-03-12  Corinna Vinschen  <corinna@vinschen.de>

	* include/cygwin/socket.h (IPV6_JOIN_GROUP): Revert.
	(IPV6_LEAVE_GROUP): Ditto.

2014-03-10  Christopher Faylor  <me.cygwin2014@cgf.cx>

	* fhandler.h (dev_console::b): Redefine as CONSOLE_SCREEN_BUFFER_INFO
	for use with older OS.
	* fhandler_console.cc (dev_console::fillin): Ditto for
	GetConsoleScreenBufferInfo.

2014-03-10  Christopher Faylor  <me.cygwin2014@cgf.cx>

	* fhandler_console.cc (dev_console::save_restore): Save entire line of
	current cursor position.

2014-03-09  Christopher Faylor  <me.cygwin2014@cgf.cx>

	* fhandler_console.cc (fhandler_console::save_restore): Save only until
	last written row and, because of this, don't bother trying to restore
	the screen buffer size.  Set cursor position after refilling buffer.
	(fhandler_console::write): Use absolute paths when saving/restoring
	cursor position or suffer odd problems after a saved screen is
	restored.

2014-03-09  Christopher Faylor  <me.cygwin2014@cgf.cx>

	* fhandler.h (fhandler_console::dwBufferSize): Delete.
	(fhandler_console::dwCursorPosition): Ditto.
	(fhandler_console::wAttributes): Ditto.
	(fhandler_console::b): New field encompassing previously disparate
	screen buffer info.
	(fhandler_console::save_bufsize): Rename from savebufsiz
	(fhandler_console::save_buf): Rename sfrom savebuf.
	(fhandler_console::save_cursor): New field.
	(fhandler_console::save_restore): New function.
	(fhandler_console::con): Rename from dev_state.
	(fhandler_console::focus_aware): Accommodate name change.
	* fhandler_console.cc: Use 'b' field of dev_console throughout instead
	of disparate names.  Accommodate dev_state -> con rename.
	(dev_state:save_restore): New function.  Attempt to save the entire
	screen buffer rather than just the visible part.  Clear the buffer when
	saving, like Linux.
	(fhandler_console::char_command): Use con.save_restore() for
	Save/restore screen sequence.

2014-03-09  Christopher Faylor  <me.cygwin2014@cgf.cx>

	* sigproc.cc (_cygtls::remove_wq): Reset thread_ev inside of lock.  Set
	to NULL when done.

2014-03-09  Christopher Faylor  <me.cygwin2014@cgf.cx>

	* fhandler_console.cc (fhandler_console::char_command): Properly use
	calculated value rather than directly using dev_state.args[0].

2014-03-09  Christopher Faylor  <me.cygwin2014@cgf.cx>

	* dir.cc (opendir): Propagate any errno from build_fh_name.

2014-03-05  Corinna Vinschen  <corinna@vinschen.de>

	* include/cygwin/config.h (__TM_GMTOFF): Define.
	(__TM_ZONE): Define.

2014-03-05  Corinna Vinschen  <corinna@vinschen.de>

	* localtime.cc: Define TM_GMTOFF and TM_ZONE based on __TM_GMTOFF and
	__TM_ZONE being defined.  Throughout, write to these struct tm members
	only if CYGWIN_VERSION_CHECK_FOR_EXTRA_TM_MEMBERS is true.
	* libc/strptime.cc: Ditto.
	* include/cygwin/version.h (CYGWIN_VERSION_CHECK_FOR_EXTRA_TM_MEMBERS):
	Define.
	(CYGWIN_VERSION_API_MINOR): Bump to 272.

2014-03-04  Corinna Vinschen  <corinna@vinschen.de>

	* exception.h (exception::handler_installed): Remove.
	(exception::exception): Remove old code.  Manually install SEH handler
	instead.
	(exception::~exception): For x86_64, define frame end label.
	* exceptions.cc (exception::handler_installed): Remove.

2014-03-03  Corinna Vinschen  <corinna@vinschen.de>

	* exception.h (exception::exception): Install vectored exception
	handler rather than vectored continue handler.

2014-02-25  Christopher Faylor  <me.cygwin2014@cgf.cx>

	* fhandler.h (fhandler_console::scroll_buffer_screen): New function.
	* fhandler_console.cc (fhandler_console::scroll_buffer_screen): New function.
	(fhandler_console::char_command): Use scroll_buffer_screen as appropriate.
	(dev_console::scroll_buffer): Remove if 0'ed block.

2014-02-22  Corinna Vinschen  <corinna@vinschen.de>

	* external.cc (cygwin_internal): Add cases for CW_GETPWSID and
	CW_GETGRSID.
	* include/sys/cygwin.h (cygwin_getinfo_types): Add CW_SETENT, CW_GETENT,
	CW_ENDENT, CW_GETNSSSEP, CW_GETPWSID and CW_GETGRSID.

2014-02-22  Christopher Faylor  <me.cygwin2014@cgf.cx>

	* dev_console::scroll_buffer): Reinstate clipping region.

2014-02-22  Christopher Faylor  <me.cygwin2014@cgf.cx>

	* fhandler.h (dev_console::is_fullscreen): Delete.
	(dev_console::scroll_window): Return bool indicating success.
	(dev_console::scroll_screen): New function.
	(dev_console::clear_screen): New function.
	(fhandler_console::clear_screen): Make __reg3.
	(fhandler_console::cursor_set): Ditto.
	(fhandler_console::cursor_get): Ditto.
	(fhandler_console::cursor_rel): Ditto.
	* fhandler_console.cc (dev_console::scroll_buffer): Adapt from
	fhandler_console.
	(fhandler_console::scroll_buffer): Use dev_console function.
	(dev_console::is_fullscreen): Delete.
	(dev_console::scroll_window): Return true if we cleared the screen.
	Shrink/grow buffer first before scrolling to ensure that there is
	sufficient space after scrolling.
	(fhandler_console::clear_screen): Make reg3, use dev_console function.
	(dev_console::clear_screen): New function adapted from
	fhandler_console.
	(fhandler_console::cursor_set): Make __reg3.
	(fhandler_console::cursor_rel): Ditto.
	(fhandler_console::cursor_get): Ditto.
	(fhandler_console::write): Fix "reverse index".

2014-02-20  Corinna Vinschen  <corinna@vinschen.de>

	* grp.cc (getgrouplist): Fix previous fix so ret is only set to ngroups
	if ngroups isn't too small.

2014-02-20  Corinna Vinschen  <corinna@vinschen.de>

	* grp.cc (get_groups): Don't add gid to list if it's ILLEGAL_GID.
	(getgrouplist): Return number of groups, just like glibc.

2014-02-15  Christopher Faylor  <me.cygwin2014@cgf.cx>

	* DevNotes: Add entry cgf-000024.
	* fhandler.h (dev_console::state): Remove trailing underscore.
	(dev_console::args): Ditto.
	(dev_console::nargs): Ditto.
	(dev_console::info): Eliminate subclass.
	(dev_console::dwEnd): New field.
	(dev_console::scroll_window): New function.
	(dev_console::is_fullscreen): Ditto.
	(dev_console::fillin): Rename from fillin_info.
	(fhandler_console::scroll_buffer): Rename from scroll_screen.
	* fhandler_console.cc: Throughout s/dev_state\.info/dev_state/g.
	Accommodate other name changes.
	(dev_console::fillin): Accommodate rename.  Notice max x/y written to.
	Forgo memset if GetConsoleScreenBufferInfo fails.
	(fhandler_console::scroll_buffer): Accommodate rename.  Don't treat y
	coordinate of zero as top of screen.
	(dev_console::is_fullscreen): New function.
	(dev_console::scroll_window): Ditto.
	(fhandler_console::clear_screen): Just scroll the screen when clearing
	the screen in a state where the screen buffer is bigger than the
	screen.
	(fhandler_console::char_command): Try harder to get 'S' and 'T' working
	in the presence of a screen buffer.  Use temporary 'n' variable rather
	than dev_state.args[0].  Use GNU ?: shortcut method.

2014-02-14  Christopher Faylor  <me.cygwin2014@cgf.cx>

	* pinfo.cc (winpids::add): Always copy pinfo structure when winpid.
	Fill out dwProcessId explicitly to handle exec from a windows process.
	(winpids::enum_processes): Reorganize to iterate over known cygwin pids
	when !winpid.  Simplify logic.  Don't do duplicate detection for
	winpid.

2014-02-11  Christopher Faylor  <me.cygwin2014@cgf.cx>

	* cygwin.sc.in: More closely emulate default pe/i386 linker script.

2014-02-10  Corinna Vinschen  <corinna@vinschen.de>

	* cygheap.cc (cwcsdup): Change parameter to correct PWCSTR.
	(cwcsdup1): Ditto.
	* cygheap_malloc.h: Change declarations accordingly.

2014-02-10  Corinna Vinschen  <corinna@vinschen.de>

	* dcrt0.cc (child_info_spawn::handle_spawn): Call fixup_lockf_after_exec
	with additional argument to specify if the process has been execed
	or spawned.
	* flock.cc (fixup_lockf_after_exec): Take bool parameter to handle
	exec and spawn differently.  In case of spawn, just give up POSIX
	locks in favor of the still running parent.  Add comments to explain.

2014-02-09  Christopher Faylor  <me.cygwin2014@cgf.cx>

	* environ.cc (strbrk): Properly deal with environment variable sans
	quote.

2014-02-09  Christopher Faylor  <me.cygwin2014@cgf.cx>

	* environ.cc (strbrk): New function.
	(parse_options): Use strbrk to parse CYGWIN environment variable.

2014-02-09  Christopher Faylor  <me.cygwin2014@cgf.cx>

	* sigproc.cc (sig_send): Don't bother with an error message if we are
	exiting.

2014-02-06  Corinna Vinschen  <corinna@vinschen.de>

	* fhandler_disk_file.cc (fhandler_disk_file::fchown): Fix typo in
	comment.
	* mount.cc (mount_info::from_fstab): Use tmp_pathbuf rather than
	stack for big local buffer.
	* net.cc (cygwin_gethostname): Call GetComputerNameExA rather than
	GetComputerNameA if gethostname failed.
	* shared.cc (user_info::initialize): Fix formatting.
	* include/sys/file.h: Define flock and accompanying macros if not
	already defined in sys/_default_fcntl.h.

2014-02-04  Corinna Vinschen  <corinna@vinschen.de>

	* include/cygwin/version.h (CYGWIN_VERSION_DLL_MINOR): Bump to 29.

2014-01-30  Corinna Vinschen  <corinna@vinschen.de>

	* dir.cc (opendir): Call set_unique_id only with valid fh.

2014-01-30  Christopher Faylor  <me.cygwin2014@cgf.cx>

	* fhandler.h (cltype): Add cl_buf_beg, cl_buf_end.
	* fhandler_console.cc (dev_console::console_attrs::set_cl_x): Honor
	buffer locations.
	(dev_console::console_attrs::set_cl_y): Ditto.
	(fhandler_console::write): On reset, use absolute positioning to go to
	beginning of buffer.  Clear entire buffer.

2014-01-27  Christopher Faylor  <me.cygwin2014@cgf.cx>

	* gendef (_setjmp (x86)): Save FPU control word location in sequential
	location.  Adjust sigstack save accordingly.
	(_longjmp (x86)): Ditto for restore.

2014-01-27  Corinna Vinschen  <corinna@vinschen.de>

	* gendef (sigdelayed (x86_64)): Save and restore FPU control word.
	(_sigdelayed (x86)): Ditto.  Save and restore XMM registers.  Add
	comment.
	(_setjmp (x86)): Save FPU control word, following FreeBSD here.
	(_longjmp (x86)): Restore FPU control word.

2014-01-24  Christopher Faylor  <me.cygwin2014@cgf.cx>

	* winf.cc (linebuf::fromargv): Treat '=' as a special character.

2014-01-23  Corinna Vinschen  <corinna@vinschen.de>

	* security.h (open_local_policy): Remove declaration.
	(lsa_open_policy): Declare.
	(lsa_close_policy): Declare.
	* sec_auth.cc (lsa_open_policy): Rename from open_local_policy.  Take
	server name as parameter.  Return NULL in case of error, rather than
	INVALID_HANDLE_VALUE.
	(lsa_close_policy): Rename from close_local_policy.  Make externally
	available.  Get handle by value.
	(create_token): Convert call to open_local_policy/close_local_policy
	according to aforementioned changes.
	(lsaauth): Ditto.
	(lsaprivkeyauth): Ditto.
	* setlsapwd.cc (setlsapwd): Ditto.

2014-01-22  Corinna Vinschen  <corinna@vinschen.de>

	* path.cc (etc::test_file_change): In case of NtQueryFullAttributesFile
	returning an error, only return true if file actually exists.

2014-01-20  Corinna Vinschen  <corinna@vinschen.de>

	* include/cygwin/in6.h (struct ipv6_rt_hdr): Define.
	* include/cygwin/socket.h: Fix formatting.
	(IP_UNICAST_IF): Define.
	(IPV6_JOIN_GROUP): Remove Windowism.
	(IPV6_LEAVE_GROUP): Ditto.
	(IPV6_UNICAST_IF): Define.
	(IPV6_TCLASS): Ditto.
	(IPV6_RECVTCLASS): Ditto.

2014-01-18  Corinna Vinschen  <corinna@vinschen.de>

	* include/netinet/ip6.h: New file, copied from FreeBSD vebatim.

2014-01-17  Christopher Faylor  <me.cygwin2014@cgf.cx>

	* dtable.h (dtable::lock): Revert static.
	(dtable::unlock): Ditto.

2014-01-17  Corinna Vinschen  <corinna@vinschen.de>

	* passwd.cc (setpassent): Align to BSD definition.

2014-01-17  Corinna Vinschen  <corinna@vinschen.de>

	* syscalls.cc (popen): Introduce Glibc 'e' flag to allow thread-safe
	opening of the pipe with O_CLOEXEC flag.  Simplify FD_CLOEXEC handling.

2014-01-17  Corinna Vinschen  <corinna@vinschen.de>

	* include/sys/file.h (LOCK_SH): Drop definition in favor of new
	definitions in newlib.
	(LOCK_EX): Ditto.
	(LOCK_NB): Ditto.
	(LOCK_UN): Ditto.
	(flock): Ditto.
	(F_OK): Drop.  Already correctly defined in unistd.h.
	(X_OK): Ditto.
	(W_OK): Ditto.
	(R_OK): Ditto.

2014-01-17  Corinna Vinschen  <corinna@vinschen.de>

	* include/cygwin/config.h (_STDIO_BSD_SEMANTICS): Define as 1.

2014-01-16  Christopher Faylor  <me.cygwin2014@cgf.cx>

	* dtable.h (dtable::lock): Make static.
	(dtable::unlock): Ditto.

2014-01-08  Christopher Faylor  <me.cygwin2014@cgf.cx>

	* exception.h (cygwin_exception::open_stackdumpfile): Move old
	function into class.
	(cygwin_exception::h): New member.
	(cygwin_exception::cygwin_exception): Initialize h to NULL.
	* exceptions.cc (cygwin_exception::open_stackdumpfile): Move into
	cygwin_exception class.  Use 'h' class member.
	(cygwin_exception::dumpstack): Close stack dump file handle if opened.

2014-01-04  Christopher Faylor  <me.cygwin2014@cgf.cx>

	* fhandler.h (cltype): New enum.
	(dev_console::console_attrs): Define struct name.
	(dev_console::console_attrs::set_cl_x): New function.
	(dev_console::console_attrs::set_cl_y): New function.
	(fhandler_console::clear_screen): Redefine input params.
	* fhandler_console.cc: Throughout, reflect change in arguments to
	fhandler_console::clear_screeen.
	(fhandler_console::mouse_aware): Simplify logic slightly.
	(fhandler_console::scroll_screen): Remove hopefully obsolete win95
	code.
	(dev_console::console_attrs::set_cl_x): New function.
	(dev_console::console_attrs::set_cl_y): New function.
	(fhandler_console::clear_screen): Redefine input params.  Calculate
	position based on enum value.
	(region_split): Change arguments.  Simplify.
	(ReadConsoleOutputWrapper): Remove coord argument since we now always
	use 0, 0.  Send extra arguments to region_split.