path: root/winsup/cygwin/ChangeLog

2015-10-22  Corinna Vinschen  <corinna@vinschen.de>

	* common.din (aligned_alloc): Export.
	(at_quick_exit): Export.
	(quick_exit): Export.

2015-10-22  Corinna Vinschen  <corinna@vinschen.de>

	* sec_helper.cc (cygsid::get_sid): Don't reject SIDs with missing
	subauthorities.

2015-10-22  Corinna Vinschen  <corinna@vinschen.de>

	* strfuncs.cc (sys_cp_wcstombs): Always return number of multibytes
	without trailing NUL as the documentation implies.  Throughout Cygwin,
	fix usage to align to this pattern.
	* fhandler_process.cc (format_process_winexename): Drop trailing NUL
	and LF from output.

2015-10-21  Corinna Vinschen  <corinna@vinschen.de>

	* thread.cc (pthread_getattr_np): Fix memory leak, remove usage of
	malloc for small local buffer.

2015-10-21  Corinna Vinschen  <corinna@vinschen.de>

	* path.cc (symlink_info::check_reparse_point): Don't generate an EIO
	error if NtFsControlFile returns STATUS_NOT_A_REPARSE_POINT.

2015-09-23  Evgeny Grin  <k2k@yandex.ru>

	* fhandler_socket.cc (fhandler_socket::wait_for_events): Fix compiler
	warning in -O3 case.
	(fhandler_socket::connect): Ditto.
	* regex/regcomp.c (singleton): Ditto.

2015-09-08  Corinna Vinschen  <corinna@vinschen.de>

	* flock.cc (lockf_t::create_lock_obj_attr): Add buffer parameter.
	Call _everyone_sd with buffer argument from caller rather than
	everyone_sd with locally allocated stack buffer.
	(lockf_t::create_lock_obj): Call create_lock_obj_attr only once
	outside the loop and with additional buffer argument.
	(lockf_t::open_lock_obj): Call create_lock_obj_attr with additional
	buffer argument.

2015-08-29  Corinna Vinschen  <corinna@vinschen.de>

	* fhandler_proc.cc (format_proc_cpuinfo): Fetch cache information
	from new cache functions in sysconf.cc, get_cpu_cache_intel and
	get_cpu_cache_amd.
	* sysconf.cc (__nt_query_system): New local helper.
	(get_nproc_values): Utilize __nt_query_system on pre-Windows 7 systems.
	Use GetLogicalProcessorInformationEx otherwise to handle more than
	64 CPUs.  Only handle _SC_NPROCESSORS_CONF and _SC_NPROCESSORS_ONLN.
	(get_phys_pages): New helper to handle _SC_PHYS_PAGES.
	(cpuid2_cache_descriptor): New array to map Intel CPUID 2 descriptor
	values to cache type, cache size, associativity and linesize.
	(cpuid2_cache_desc_compar): Comparision function for bsearch over
	cpuid2_cache_descriptor.
	(get_cpu_cache_intel_cpuid2): New function to fetch cache info from
	Intel CPUID 2.
	(get_cpu_cache_intel_cpuid4): Ditto from Intel CPUID 4.
	(get_cpu_cache_intel): New function as CPU-specific entry point.
	(assoc): New array to map associativity values from AMD CPUID
	0x80000006.
	(get_cpu_cache_amd): New function to fetch cache info from AMD CPUIDs
	0x80000005 and 0x80000006.
	(get_cpu_cache): New function to fetch cache info.
	(sca): Call get_phys_pages if _SC_PHYS_PAGES is requested.  Call
	get_cpu_cache for new _SC_* cache requests.
	(SC_MAX): Set to _SC_LEVEL4_CACHE_LINESIZE.
	(get_phys_pages(void)): Call get_phys_pages(int).
	* include/cygwin/version.h (CYGWIN_VERSION_API_MINOR): Bump.

2015-08-27  Corinna Vinschen  <corinna@vinschen.de>

	* autoload.cc (DiscardVirtualMemory): Import.
	(PrefetchVirtualMemory): Import.
	* mmap.cc (posix_madvise): Actually implement POSIX_MADV_WILLNEED
	utilizing PrefetchVirtualMemory and POSIX_MADV_DONTNEED utilizing
	DiscardVirtualMemory on systems supporting them.
	* wincap.h (wincaps::has_broken_prefetchvm): New element.
	* wincap.cc: Implement above element throughout.
	(wincapc::init): Make sure has_broken_prefetchvm is only true on
	W10 under WOW64.
	* include/cygwin/version.h (CYGWIN_VERSION_DLL_MAJOR): Bump to 2003.
	(CYGWIN_VERSION_API_MINOR): Reset to 0.

2015-08-26  Corinna Vinschen  <corinna@vinschen.de>

	* fhandler_proc.cc (format_proc_cpuinfo): Only fetch group relations,
	we don't need anything else.

2015-08-25  Corinna Vinschen  <corinna@vinschen.de>

	* winsup.h (_WIN32_WINNT): Set to 0x0a00 for Windows 10.
	(WINVER): Ditto.  Remove outdated comment.

2015-08-25  Corinna Vinschen  <corinna@vinschen.de>

	* autoload.cc (std_dll_init): Revert using full paths to system DLLs.

2015-08-25  Corinna Vinschen  <corinna@vinschen.de>

	* autoload.cc (noload): i686 only: Save and restore $edx when calling
	SetLastError to avoid clobbering return address stating with Windows 7.

2015-08-25  Corinna Vinschen  <corinna@vinschen.de>

	* mmap.cc: Fix a few comments.

2015-08-24  Corinna Vinschen  <corinna@vinschen.de>

	* ntdll.h (PROCESSINFOCLASS): Define ProcessDebugFlags.
	* sigproc.cc (child_info::child_info): Only propagate _CI_STRACED to
	child if strace is actually tracing child processes.

2015-08-24  Corinna Vinschen  <corinna@vinschen.de>

	* include/cygwin/version.h (CYGWIN_VERSION_DLL_MINOR): Bump to 2.

2015-08-18  Corinna Vinschen  <corinna@vinschen.de>

	* netdb.cc (parse_services_line): Convert port number to network byte
	order.

2015-08-18  Corinna Vinschen  <corinna@vinschen.de>

	* exceptions.cc: Drop including ucontext.h.

2015-08-17  Corinna Vinschen  <corinna@vinschen.de>

	* grp.cc (internal_getgrfull): Drop asking caches.  Explain why.
	(internal_getgroups): In case we're not utilizing the Windows account
	DBs, don't call LsaLookupSids but iterate over the group SIDs in the
	token and call internal_getgrsid for each of them.  Explain why.

2015-08-17  Corinna Vinschen  <corinna@vinschen.de>

	* fhandler_disk_file.cc (fhandler_base::fstat_by_nfs_ea): Rearrange
	to fall back to myself uid/gid in case we don't utilize Windows
	account DBs, just as prior to 1.7.34.
	* sec_helper.cc (cygpsid::get_id): Disable Samba user/group mapping per
	RFC2307 if we're not utilizing Windows account DBs.
	* security.cc (convert_samba_sd): Revert previous patch.

2015-08-17  Corinna Vinschen  <corinna@vinschen.de>

	* fhandler_proc.cc (format_proc_cpuinfo): Handle AMDs providing
	extended topology info in CPUID leaf 0x8000001e.  Fix handling of
	AMD CPUs providing extended legacy core info in CPUID leaf 0x80000008.

2015-08-17  Orgad Shaneh  <orgads@gmail.com>

	* mkglobals_h: Handle CRLF earlier.

2015-08-17  Corinna Vinschen  <corinna@vinschen.de>

	* fhandler_proc.cc (format_proc_cpuinfo): Print cpb and eff_freq_ro
	power management flags.

2015-08-15  Corinna Vinschen  <corinna@vinschen.de>

	* fhandler.cc (fhandler_base_overlapped::raw_write): When performing
	nonblocking I/O, copy user space data into own buffer.  Add longish
	comment to explain why.
	* fhandler.h (fhandler_base_overlapped::atomic_write_buf): New member.
	(fhandler_base_overlapped::fhandler_base_overlapped): Initialize
	atomic_write_buf.
	(fhandler_base_overlapped::fhandler_base_overlapped): New destructor,
	free'ing atomic_write_buf.
	(fhandler_base_overlapped::copyto): Set atomic_write_buf to NULL in
	copied fhandler.

2015-08-14  Corinna Vinschen  <corinna@vinschen.de>

	* security.cc (convert_samba_sd): Fix copy/paste error in previous
	patch.

2015-08-14  Corinna Vinschen  <corinna@vinschen.de>

	* fhandler_disk_file.cc (fhandler_base::fstat_by_nfs_ea): Only try
	to map user and group info per RFC2307 if account info is fetched
	from Windows account DB.
	* security.cc (convert_samba_sd): Ditto.

2015-08-14  Corinna Vinschen  <corinna@vinschen.de>

	* security,cc (get_attribute_from_acl): Merge all group perms into
	user perms if user is member of group.

2015-08-13  Corinna Vinschen  <corinna@vinschen.de>

	* autoload.cc (GetLogicalProcessorInformationEx): Import.
	(SetThreadGroupAffinity): Import.
	* fhandler_proc.cc (add_size): New macro.
	(get_msb): New inline function.
	(mask_bits): Ditto.
	(format_proc_cpuinfo): Drop handling of old CPUs.  Check if we're
	running on a OS version supporting porcessor groups.  If so, use
	SetThreadGroupAffinity to set thread affinity.  Improve cache info
	to include 3rd level cache on Intel CPUs.  Improve multi core info.
	* wincap.h (wincaps::has_processor_groups): New element.
	* wincap.cc: Implement above element throughout.

2015-08-10  Corinna Vinschen  <corinna@vinschen.de>

	*  miscfuncs.cc: Fix comment preceeding x86_64 memset and friends.

2015-08-10  Corinna Vinschen  <corinna@vinschen.de>

	* uinfo.cc (cygheap_user::ontherange): Revert previous patch.

2015-08-03  Corinna Vinschen  <corinna@vinschen.de>

	* include/cygwin/version.h (CYGWIN_VERSION_DLL_MINOR): Bump to 1.

2015-07-29  Corinna Vinschen  <corinna@vinschen.de>

	* miscfuncs.cc (memset): x86_64 only: Implement in assembler.
	(memmove,memcpy): x86_64 only: Ditto.
	(wmemmove,wmemcpy): x86_64 only: Ditto.

2015-07-29  Corinna Vinschen  <corinna@vinschen.de>

	* cygtls.h: Include cygtls_padsize.h and define CYGTLS_PADSIZE there.
	* cygtls_padsize.h: New file.  Define CYGTLS_PADSIZE.
	* environ.cc (parse_options): Fix NULL pointer access.
	* init.cc (threadfunc_fe): Do not force stack align on x86_64.

2015-07-23  Corinna Vinschen  <corinna@vinschen.de>

	* exceptions.cc (__cont_link_context): x86_64: align stack and reserve
	shadow space for subsequent function calls, otherwise suffer potential
	buffer overflow.

2015-07-23  Corinna Vinschen  <corinna@vinschen.de>

	* uinfo.cc (cygheap_user::ontherange): Ignore $HOME if it's not
	starting with a slash (aka, absolute POSIX Path).

2015-07-21  Corinna Vinschen  <corinna@vinschen.de>

	* common.din (siglongjmp): Export.
	(sigsetjmp): Export.
	* gendef: Change formatting of some comments.
	(sigsetjmp): Implement.
	(siglongjmp): Implement.
	(__setjmpex): x86_64 only: Drop entry point.
	(setjmp): x86_64 only: Store tls stackptr in Frame now, store MXCSR
	and FPUCW registers in Spare, as MSVCRT does.
	(longjmp): x86_64 only: Restore tls stackptr from Frame now, restore
	MXCSR and FPUCW registers from Spare.
	* include/cygwin/version.h (CYGWIN_VERSION_API_MINOR): Bump.

2015-07-19  Corinna Vinschen  <corinna@vinschen.de>

	* include/cygwin/signal.h (MINSIGSTKSZ): Define as 8K, unconditionally.
	(SIGSTKSZ): Define as 32K, unconditionally.

2015-07-19  Corinna Vinschen  <corinna@vinschen.de>

	* dcrt0.cc (initial_env): Reduce size of local path buffers to
	PATH_MAX.  Allocate debugger_command from process heap.
	(init_windows_system_directory): Very early initialize new global
	variable global_progname.
	* dll_init.cc (dll_list::alloc): Make path buffer static.  Explain why.
	(dll_list::populate_deps): Use tmp_pathbuf for local path buffer.
	* exceptions.cc (debugger_command): Convert to PWCHAR.
	(error_start_init): Allocate debugger_command and fill with wide char
	strings.  Only allocate if NULL.
	(try_to_debug): Just check if debugger_command is a NULL pointer to
	return.  Drop conversion from char to WCHAR and drop local variable
	dbg_cmd.
	* globals.cc (global_progname): New global variable to store Windows
	application path.
	* pinfo.cc (pinfo_basic::pinfo_basic): Just copy progname over from
	global_progname.
	(pinfo::status_exit): Let path_conv create the POSIX path to
	avoid local buffer.
	* pseudo_reloc.cc (__report_error): Utilize global_progname, drop local
	buffer.
	* smallprint.cc (__small_vsprintf): Just utilize global_progname for
	%P format specifier.
	(__small_vswprintf): Ditto.
	* strace.cc (PROTECT): Change to reflect x being a pointer.  Reformat.
	(CHECK): Ditto.  Reformat.
	(strace::activate): Utilize global_progname, drop local buffer.
	Fix formatting.
	(strace::vsprntf): Reduce size of local progname buffer to NAME_MAX.
	Copy and, if necessary, convert only the last path component to
	progname.
	(strace_buf_guard): New muto.
	(buf): New static pointer.
	(strace::vprntf): Use buf under strace_buf_guard lock only.  Allocate
	buffer space for buf on Windows heap.
	* wow64.cc (wow64_respawn_process): Utilize global_progname, drop
	local path buffer.

2015-07-18  Corinna Vinschen  <corinna@vinschen.de>

	* gendef: Remove unused 64 bit versions of __sjfault and __ljfault.

2015-07-18  Corinna Vinschen  <corinna@vinschen.de>

	* exceptions.cc (makecontext): Rearrange order of initialization and
	document at great length.

2015-07-17  Corinna Vinschen  <corinna@vinschen.de>

	* exceptions.cc (__unwind_single_frame): Define empty macro on i686.
	(_cygtls::call_signal_handler): Try to make sure signal context makes
	sense in case we're generating context here.  Add comment to explain.

2015-07-17  Corinna Vinschen  <corinna@vinschen.de>

	* exceptions.cc (getcontext/x86_64): Drop comment on RtlCaptureContext.
	(swapcontext/x86_64): Fix comment yet again.
	(getcontext/i686): Move comment from x86_64 getcontext, slightly
	rearranged, to preceeding comment.

2015-07-17  Corinna Vinschen  <corinna@vinschen.de>

	* exceptions.cc (__unwind_single_frame): Move up in file to be
	accessible from other places.  Move comment to getcontext.
	(stack_info::walk): Call __unwind_single_frame in 64 bit case.  Fix
	preceeding comment.
	(myfault_altstack_handler): Call __unwind_single_frame.
	(getcontext): Give comment from __unwind_single_frame a new home.
	(swapcontext): Fix comment.

2015-07-17  Corinna Vinschen  <corinna@vinschen.de>

	* common.din (getcontext): Export.
	(makecontext): Export.
	(setcontext): Export.
	(swapcontext): Export.
	* exceptions.cc (__unwind_single_frame): New static functions, 64 bit
	only.
	(setcontext): New function.
	(getcontext): New function.
	(swapcontext): New function.
	(__cont_link_context): New function.
	(makecontext): New function.
	* include/cygwin/version.h (CYGWIN_VERSION_DLL_MAJOR): Bump to 2002.
	(CYGWIN_VERSION_API_MINOR): Bump.
	* include/ucontext.h (getcontext): Add prototype.
	(setcontext): Ditto.
	(swapcontext): Ditto.
	(makecontext): Ditto.
	* ntdll.h (NtContinue): Ditto.

2015-07-17  Corinna Vinschen  <corinna@vinschen.de>

	* include/cygwin/version.h (CYGWIN_VERSION_API_MINOR): Document the
	fact that we forgot to bump for sigaltstack and sethostname.

2015-07-13  Corinna Vinschen  <corinna@vinschen.de>

	* exceptions.cc (exception::handle): Reenable code only disabled for
	debug purposes.

2015-07-07  Corinna Vinschen  <corinna@vinschen.de>

	x86_64 only:
	* cygtls.cc (san::leave): Restore _my_tls.andreas.
	* cygtls.h (class san):  Add _clemente as in 32 bit case.  Add ret and
	frame members.
	(san::san): Handle _my_tls.andreas as on 32 bit.  Take parameter and
	write it to new member ret.  Store current stack pointer in frame.
	(san::~san): New destructor to restore _my_tls.andreas.
	(__try): Use __l_except address as parameter to san::san.
	* dcrt0.cc (dll_crt0_0): Add myfault_altstack_handler as vectored
	continuation handler.
	* exception.h (myfault_altstack_handler): Declare.
	* exceptions.cc (myfault_altstack_handler): New function.  Explain what
	it's good for.

2015-07-07  Corinna Vinschen  <corinna@vinschen.de>

	* child_info.h (CURR_CHILD_INFO_MAGIC): Update.
	(child_info_fork::alloc_stack_hard_way): Drop declaration.
	* dcrt0.cc (child_info_fork::alloc_stack_hard_way): Fold into
	child_info_fork::alloc_stack.
	(getstack): Remove.
	(child_info_fork::alloc_stack): Simplify check for application-provided
	stack in "hard way" code.  Don't call getstack for each page, just
	reallocate stack immediately as required.

2015-07-07  Corinna Vinschen  <corinna@vinschen.de>

	* fork.cc (frok::parent): Simplify code propagating stack setup to
	child process.  Tweak comments.

2015-07-06  Yaakov Selkowitz  <yselkowi@redhat.com>

	* path.cc: Rework basename redefinition handling.  Explain why.

2015-07-05  Corinna Vinschen  <corinna@vinschen.de>

	* dcrt0.cc (CYGWIN_GUARD): Remove.
	(child_info_fork::alloc_stack_hard_way): Align stack commit to changes
	of thread stack setup in CygwinCreateThread.

2015-07-05  Corinna Vinschen  <corinna@vinschen.de>

	* miscfuncs.cc (struct pthread_wrapper_arg): Add member guardsize.
	(pthread_wrapper): Set thread stack guarantee according to guardsize.
	Tweak assembler code so that $rax/$eax is not required by GCC to
	prepare the wrapper_arg value.
	(CygwinCreateThread): Fix deadzone handling.  Drop setting a "POSIX"
	guardpage (aka page w/ PAGE_NOACCESS).  Always use Windows guard
	pages instead.  On post-XP systems (providing SetThreadStackGuarantee)
	always set up stack Windows like with reserved/commited areas and
	movable guard pages.  Only on XP set up stack fully commited if the
	guardpage size is not the default system guardpage size.
	Fill out pthread_wrapper_arg::guardsize.  Improve comments.
	* resource.cc: Implement RSTACK_LIMIT Linux-like.
	(DEFAULT_STACKSIZE): New macro.
	(DEFAULT_STACKGUARD): Ditto.
	(rlimit_stack_guard): New muto.
	(rlimit_stack): New global variable holding current RSTACK_LIMIT values.
	(__set_rlimit_stack): Set rlimit_stack under lock.
	(__get_rlimit_stack): Initialize rlimit_stack from executable header
	and return rlimit_stack values under lock.
	(get_rlimit_stack): Filtering function to return useful default
	stacksize from rlimit_stack.rlim_cur value.
	(getrlimit): Call __get_rlimit_stack in RLIMIT_STACK case.
	(setrlimit): Call __set_rlimit_stack in RLIMIT_STACK case.
	* thread.cc (pthread::create): Fetch default stacksize calling
	get_rlimit_stack.
	(pthread_attr::pthread_attr): Fetch default guardsize calling
	wincap.def_guard_page_size.
	(pthread_attr_getstacksize): Fetch default stacksize calling
	get_rlimit_stack.
	* thread.h (PTHREAD_DEFAULT_STACKSIZE): Remove.
	(PTHREAD_DEFAULT_GUARDSIZE): Remove.
	(get_rlimit_stack): Declare.

2015-07-05  Corinna Vinschen  <corinna@vinschen.de>

	* fhandler_process.cc (heap_info::heap_info): Disable fetching heap info
	on 64 bit XP/2003.  Explain why.
	* wincap.h (wincaps::has_broken_rtl_query_process_debug_information):
	New element.
	* wincap.cc: Implement above element throughout.

2015-07-04  Corinna Vinschen  <corinna@vinschen.de>

	* autoload.cc (SetThreadStackGuarantee): Import.
	* cygtls.h (struct _cygtls): Replace thread_context with a ucontext_t
	called context.
	* exceptions.cc (exception::handle): Exit from process via signal_exit
	in case sig_send returns from handling a stack overflow SIGSEGV.
	Explain why.
	(dumpstack_overflow_wrapper): Thread wrapper to create a stackdump
	from another thread.
	(signal_exit): Fix argument list to reflect three-arg signal handler.
	In case we have to create a stackdump for a stack overflow condition,
	do so from a separate thread.  Explain why.
	(sigpacket::process): Don't run signal_exit on alternate stack.
	(altstack_wrapper): Wrapper function to do stack correction when
	calling the signal handler on an alternate stack to handle a stack
	overflow.  Make sure to have lots of comments.
	(_cygtls::call_signal_handler): Drop local context variable to reduce
	stack pressure.  Use this->context instead.  Change inline assembler
	to call altstack_wrapper.
	(_cygtls::signal_debugger): Accommodate aforementioned change to
	struct _cygtls.
	* tlsoffset.h: Regenerate.
	* tlsoffset64.h: Regenerate.
	* wincap.h (wincaps::def_guard_pages): New element.
	(wincaps::has_set_thread_stack_guarantee): Ditto.
	* wincap.cc: Implement above elements throughout.

2015-07-01  Corinna Vinschen  <corinna@vinschen.de>

	* fork.cc (frok::parent): Set stacktop value based on requested stack
	pointer value in child.  Explain why.

2015-06-30  Corinna Vinschen  <corinna@vinschen.de>

	* signal.cc (sigaltstack): Add comment.

2015-06-27  Corinna Vinschen  <corinna@vinschen.de>

	* exceptions.cc (_cygtls::call_signal_handler): Drop manipulating
	thread's ss_flags here.  It's not safe against longjmp.
	* signal.cc (sigaltstack): Check if we're running on the alternate
	stack and set ss_flags returned in oss to SS_ONSTACK.

2015-06-26  Corinna Vinschen  <corinna@vinschen.de>

	* include/cygwin/signal.h: Revert to define MINSIGSTKSZ and SIGSTKSZ
	here with bigger values to allow _cygtls to reside on signal stack,
	should it turn out to be required at one point.

2015-06-26  Corinna Vinschen  <corinna@vinschen.de>

	* resource.cc (getrlimit): Fix values returned by RLIMIT_STACK.
	Explain why this had to be changed.

2015-06-23  Ken Brown  <kbrown@cornell.edu>

	* include/cygwin/signal.h (SIGEV_*): Add macros.

2015-06-22  Corinna Vinschen  <corinna@vinschen.de>

	* exceptions.cc (_cygtls::call_signal_handler): Drop pushing a register
	on the original stack, it confuses GCC.  Rearrange the assembler code
	so that $rax/$eax is not used by GCC to prepare an argument value.
	Use $rax/$eax without saving.  Drop clearing $rbp/$epb.

2015-06-21  Corinna Vinschen  <corinna@vinschen.de>

	* exceptions.cc (_cygtls::call_signal_handler): Drop subtracting 16
	bytes from the alternate stack, it's not necessary.  Safe all clobbered
	registers.  Safe one on the orignal stack, the others on the alternate
	stack on both platforms.

2015-06-20  Corinna Vinschen  <corinna@vinschen.de>

	* exceptions.cc (_cygtls::call_signal_handler): Implement alternate
	signal stack handling.
	* signal.cc (sigaltstack): Add fault handler.
	* include/cygwin/signal.h: Remove definitions of MINSIGSTKSZ
	and SIGSTKSZ here.

2015-06-19  Corinna Vinschen  <corinna@vinschen.de>

	* common.din (sigaltstack): Export.
	* cygtls.cc (_cygtls::init_thread): Initialize altstack.
	* cygtls.h (__tlsstack_t): Rename from __stack_t to distinguish
	more clearly from stack_t.  Accommodate throughout.
	(_cygtls): Add altstack member.
	* exceptions.cc (exception::handle): Set SIGSEGV handler to SIG_DFL
	if we encounter a stack overflow, and no alternate stack has been
	defined.
	* include/cygwin/signal.h (MINSIGSTKSZ): Define
	(SIGSTKSZ): Define.
	(SA_ONSTACK): Define.
	* signal.cc (sigaltstack): New function.
	* tlsoffset.h: Regenerate.
	* tlsoffset64.h: Ditto.

2015-06-19  Corinna Vinschen  <corinna@vinschen.de>

	* exceptions.cc: Minor formatting fixes.

2015-06-18  Corinna Vinschen  <corinna@vinschen.de>

	* Makefile.in (install-man): Exclude release subdir from search paths.

2015-06-17  Corinna Vinschen  <corinna@vinschen.de>

	* net.cc (sethostname): New function.
	* common.din (sethostname): Export
	* include/cygwin/version.h (CYGWIN_VERSION_DLL_MAJOR): Bump to 2001.
	(CYGWIN_VERSION_DLL_MINOR): Set to 0.

2015-06-15  Corinna Vinschen  <corinna@vinschen.de>

	* fhandler_socket.cc (LOCK_EVENTS): Don't enter critical section with
	invalid mutex handle since then socket has been closed.
	(UNLOCK_EVENTS): Close critical section.
	(fhandler_socket::evaluate_events): Handle calling connect on shutdown
	socket.
	(fhandler_socket::wait_for_events): Try for pthread_testcancel in case
	of WAIT_FAILED.  Try to come up with a better errno in case we waited
	on an invalid handle.
	(fhandler_socket::release_events): Change wsock_mtx and wsock_evt to
	NULL under lock to avoid accessing invalid handle.

2015-06-15  Corinna Vinschen  <corinna@vinschen.de>

	* net.cc (errmap): Handle more Winsock error codes.

2015-06-15  Corinna Vinschen  <corinna@vinschen.de>

	* exceptions.cc (_cygtls::call_signal_handler): Disable enforcing
	SA_RESTART in non-main threads to allow returning with EINTR from
	system calls.

2015-06-11  Corinna Vinschen  <corinna@vinschen.de>

	* include/cygwin/version.h (CYGWIN_VERSION_DLL_MINOR): Bump to 5.

2015-06-08  Corinna Vinschen  <corinna@vinschen.de>

	* pinfo.cc (_pinfo::cwd): Initialize s to avoid comiler warning.
	(_pinfo::cmdline): Ditto.

2015-06-08  Corinna Vinschen  <corinna@vinschen.de>

	* pinfo.cc (_pinfo::root): Fake default root for native processes.
	(open_commune_proc_parms): New helper function to access process
	parameter block.
	(_pinfo::cwd): Fetch missing cwd for native processes from processes
	parameter block.
	(_pinfo::cmdline): Ditto for command line.

2015-06-08  Corinna Vinschen  <corinna@vinschen.de>

	* pinfo.cc (_pinfo::commune_request): Don't try to send commune
	requests to non-Cygwin processes.

2015-06-08  Takashi Yano  <takashi.yano@nifty.ne.jp>

	* fhandler_tty.cc (fhandler_pty_slave::write): Move causing of SIGHUP
	into fhandler_pty_master::close().
	(fhandler_pty_slave::read): Ditto.
	(fhandler_pty_master::close): Ditto.

2015-06-08  Corinna Vinschen  <corinna@vinschen.de>

	* include/cygwin/version.h (CYGWIN_VERSION_DLL_MINOR): Bump to 4.

2015-06-02  Corinna Vinschen  <corinna@vinschen.de>

	* include/cygwin/version.h (CYGWIN_VERSION_DLL_MINOR): Bump to 3.

2015-05-28  Takashi Yano  <takashi.yano@nifty.ne.jp>
	    Corinna Vinschen  <corinna@vinschen.de>

	* fhandler_tty.cc (fhandler_pty_common::close): Don't close output_mutex
	here.  Move into callers.
	(fhandler_pty_master::close): Use NtQueryObject instead of PeekNamedPipe
	to detect closing the last master handle.

2015-05-27  Takashi Yano  <takashi.yano@nifty.ne.jp>

	* net.cc: Define _NETIOAPI_H_ to accomodate newer w32api.

2015-05-03  Corinna Vinschen  <corinna@vinschen.de>

	* include/cygwin/version.h (CYGWIN_VERSION_DLL_MINOR): Bump to 2.

2015-04-30  Corinna Vinschen  <corinna@vinschen.de>

	* include/cygwin/version.h (CYGWIN_VERSION_DLL_MINOR): Bump to 1.

2015-04-30  Corinna Vinschen  <corinna@vinschen.de>

	* security.cc (convert_samba_sd): Fix accidental dropping of all
	non-Unix User, non-Unix Group accounts.

2015-04-27  Corinna Vinschen  <corinna@vinschen.de>

	* include/asm/types.h: Add __s64 and __u64 types.

2015-04-23  Corinna Vinschen  <corinna@vinschen.de>

	* path.cc (path_conv::set_nt_native_path): New function.
	* path.h (path_conv::set_nt_native_path): Add prototype.
	* syscall.cc (try_to_bin): Handle moving files to the recycler
	accessed via a local virtual drive (subst).  Fix a problem renaming
	the file to the unique replacement name on Samba.  Align comment.

2015-04-22  Corinna Vinschen  <corinna@vinschen.de>

	* fhandler_tty.cc (fhandler_pty_slave::fch_close_handles): Don't close
	handles not opened via fhandler_pty_slave::fch_open_handles.

2015-04-22  Takashi Yano  <takashi.yano@nifty.ne.jp>

	* fhandler.h (class fhandler_base): Add virtual function
	get_io_handle_cyg() to get handle from which OPOST-processed output is
	read on PTY master.
	(class fhandler_pty_slave): Add variable output_handle_cyg to store a
	handle to which OPOST-processed output is written. Add two functions,
	i.e., set_output_handle_cyg() and get_output_handle_cyg(), regarding
	variable output_handle_cyg. Now, output_handle is used only by native
	windows program. The data before OPOST-processing is written to
	output_handle and OPOST-processing is applied in the master-side. For a
	cygwin process, OPOST-processing is applied in the slave-side, and the
	data after OPOST-processing is written to output_handle_cyg.
	(class fhandler_pty_master): Add two variables, i.e., io_handle_cyg and
	to_master_cyg, to store handles of a pipe through which OPOST-processed
	output passes. Add pty_master_fwd_thread and function
	pty_master_fwd_thread() for a thread which applies OPOST-processing
	and forwards data from io_handle to to_master_cyg. Add function
	get_io_handle_cyg() regarding variable io_handle_cyg. Now, the pipe
	between io_handle and to_master are used only by native windows program
	for applying OPOST-processing in the master-side. For a cygwin process,
	the pipe between io_handle_cyg and to_master_cyg is used for passing
	through the data which is applied OPOST-processing in the slave-side.
	* fhandler_tty.cc (struct pipe_reply): Add member to_master_cyg.
	(fhandler_pty_master::process_slave_output): Read slave output from
	io_handle_cyg rather than io_handle.
	(fhandler_pty_slave::fhandler_pty_salve): Initialize output_handle_cyg.
	(fhandler_pty_slave::open): Set output_handle_cyg by duplicating handle
	to_master_cyg on PTY master.
	(fhandler_pty_slave::close): Close handle output_handle_cyg.
	(fhandler_pty_slave::write): Write data to output_handle_cyg rather
	than output_handle.
	(fhandler_pty_slave::fch_close_handles): Close handle output_handle_cyg.
	(fhandler_pty_master::fhandler_pty_master): Initialize io_handle_cyg,
	to_master_cyg and master_fwd_thread.
	(fhandler_pty_master::cleanup): Clean up to_master_cyg as well.
	(fhandler_pty_master::close): Print to_master_cyg as well in debug
	message. Terminate master forwarding thread. Close handles
	to_master_cyg and io_handle_cyg.
	(fhandler_pty_master::ioctl): Use io_handle_cyg rather than to_master.
	(fhandler_pty_master::pty_master_thread): Add code for duplicating
	handle to_master_cyg.
	(fhandler_pty_master::pty_master_fwd_thread): New function for a thread
	to forward OPOST-processed data from io_handle to to_master_cyg.  This
	thread applies OPOST-processing to the output of native windows program.
	(::pty_master_fwd_thread): Ditto.
	(fhandler_pty_master::setup): Create a new pipe to pass thruegh OPOST-
	processed output. Create new thread to forward data from io_handle to
	to_master_cyg. Set handle to_master_cyg to tty. Print io_handle_cyg as
	well in debug message. Close handles io_handle_cyg and to_master_cyg in
	case of error.
	(fhandler_pty_master::fixup_after_fork): Set handle to_master_cyg to
	tty. Copy handle to_master_cyg from arch->to_master_cyg.
	(fhandler_pty_master::fixup_after_exec): Clean up to_master_cyg.
	* select.cc: Check handle returned by get_io_handle_cyg() rather than
	get_handle().
	* tty.h (class tty): Add variable _to_master_cyg to store a handle to
	which OPOST-processed data is written. Add two functions,
	to_master_cyg() and set_to_master_cyg(), regarding _to_master_cyg.

2015-04-22  Corinna Vinschen  <corinna@vinschen.de>

	* path.cc (basename): Undefine basename before defining function to
	avoid type collision with prototype in string.h.

2015-04-21  Corinna Vinschen  <corinna@vinschen.de>

	* include/libgen.h: Remove in favor of newlib version.

2015-04-17  Corinna Vinschen  <corinna@vinschen.de>

	* uinfo.cc (pwdgrp::fetch_account_from_windows): Always revert SID
	subauth count after checking for known domain.

2015-04-17  Corinna Vinschen  <corinna@vinschen.de>

	* pwdgrp.h: Add comment to explain below change.
	(struct pg_pwd): Convert sid member to BYTE array.
	(struct pg_grp): Ditto.
	* grp.cc (pwdgrp::parse_group): Accommodate above change.
	* passwd.cc (pwdgrp::parse_passwd): Ditto.

2015-04-12  Corinna Vinschen  <corinna@vinschen.de>

	* shm.cc (shmget): Fetch segment size from server rather than using
	size argument to accommodate existing segments.  Add comment to explain
	why.

2015-04-10  Corinna Vinschen  <corinna@vinschen.de>

	* include/cygwin/version.h (CYGWIN_VERSION_DLL_MAJOR): Bump to 2000.
	(CYGWIN_VERSION_DLL_MINOR): Set to 0.

2015-04-04  Jon TURNEY  <jon.turney@dronecode.org.uk>

	* exceptions.cc (call_signal_handler): Set mcontext.cr2 to the
	faulting address.

2015-04-02  Jon TURNEY  <jon.turney@dronecode.org.uk>

	* exceptions.cc (call_signal_handler): Only bother to construct
	the ucontext for signal handlers with SA_SIGINFO set.  Set
	mcontext.oldmask.

2015-04-04  Jon TURNEY  <jon.turney@dronecode.org.uk>

	* exceptions.cc (call_signal_handler): Zero initialize context and set
	context flags, as RlCaptureContext doesn't.

2015-04-09  Corinna Vinschen  <corinna@vinschen.de>

	* fhandler_dsp.cc (fhandler_dev_dsp::open): Call open_null.

2015-04-08  Corinna Vinschen  <corinna@vinschen.de>

	* pwdgrp.h (sidfromuid): New inline function.
	(sidfromgid): Ditto.
	* fhandler_disk_file.cc (fhandler_disk_file::fchown): Use sidfromuid.
	* quotactl.cc (quotactl): Use sidfromuid and sidfromgid.

2015-04-08  Corinna Vinschen  <corinna@vinschen.de>

	* include/cyggwin/acl.h (struct __acl16): Move from here...
	* sec_acl.cc: ...to here.

2015-04-07  Corinna Vinschen  <corinna@vinschen.de>

	* tty.h (class tty): Remove unused 32/64 bit interoperability
	considerations.

2015-04-07  Corinna Vinschen  <corinna@vinschen.de>

	* tty.h (NTTYS): Raise to 128.
	* devices.in: Change pty, ptym, and cons expressions accordingly.
	* devices.cc: Regenerate.

2015-04-04  Jon TURNEY  <jon.turney@dronecode.org.uk>

	* Makefile.in : Remove setting -fomit-frame-pointer for compiling
	various files, it is already the default.  Set
	-fno-omit-frame-pointer for exceptions.cc on x86.

2015-04-03  Takashi Yano  <takashi.yano@nifty.ne.jp>

	* fhandler_tty.cc (fhandler_pty_slave::read): Change calculation of
	"readlen" not to use "bytes_in_pipe" value directly.

2015-04-02  Jon TURNEY  <jon.turney@dronecode.org.uk>

	* include/cygwin/signal.h (struct __mcontext): 16-byte align.
	* include/sys/ucontext.h (ucontext_t): Ditto.

2015-04-01  Corinna Vinschen  <corinna@vinschen.de>

	* include/cygwin/types.h: Include sys/_stdint.h rather than stdint.h.
	* include/stdint.h: Drop in favor of newlib version.
	* include/inttypes.h: Ditto.

2015-04-01  Jon TURNEY  <jon.turney@dronecode.org.uk>

	* include/sys/ucontext.h : New header.
	* include/ucontext.h : Ditto.
	* exceptions.cc (call_signal_handler): Provide ucontext_t
	parameter to signal handler function.

2015-04-01  Jon TURNEY  <jon.turney@dronecode.org.uk>

	* external.cc (cygwin_internal): Add operation to retrieve a copy
	of the EXCEPTION_RECORD from a siginfo_t *.
	* include/sys/cygwin.h (cygwin_getinfo_types): Ditto.
	* exception.h (cygwin_exception): Add exception_record accessor.

2015-04-01  Jon TURNEY  <jon.turney@dronecode.org.uk>

	* include/cygwin/signal.h : Rename struct ucontext to struct
	__mcontext.  Fix layout differences from the Win32 API CONTEXT
	type.  Remove unused member _internal.  Rename member which
	corresponds to ContextFlags.  Add cr2 member.

2015-04-01  Corinna Vinschen  <corinna@vinschen.de>

	* grp.cc (internal_getgroups): Handle negative domain index to avoid
	crashes.

2015-03-31  Renato Silva  <br.renatosilva@gmail.com>

	* net.cc (cygwin_gethostname): Fix buffer size error handling.

2015-03-31  Corinna Vinschen  <corinna@vinschen.de>

	* uinfo.cc (pwdgrp::fetch_account_from_windows): Don't allow fully
	qualified Windows account names (domain\user or user@domain).

2015-03-31  Corinna Vinschen  <corinna@vinschen.de>

	* localtime.cc (tzset_unlocked): Export as _tzset_unlocked.

2015-03-30  Yaakov Selkowitz  <yselkowi@redhat.com>

	* common.din (__gnu_basename): Export.
	* path.cc (__gnu_basename): New function.

2015-03-30  Corinna Vinschen  <corinna@vinschen.de>

	* cygheap.h (cygheap_domain_info::add_domain): Add prototype.
	* uinfo.cc (cygheap_domain_info::add_domain): New method.
	(pwdgrp::fetch_account_from_windows): Try to add domain explicitely
	if it was not in the original list of trusted domains and go ahead
	rather than bailing out.  Add comment to explain why.

2015-03-30  Corinna Vinschen  <corinna@vinschen.de>

	* cygtls.h (struct _cygtls): Convert thread_context to type CONTEXT.
	* exceptions.cc (_cygtls::signal_debugger): Use sizeof (CONTEXT) for
	size of CONTEXT copied for GDB's digestion.
	* include/cygwin/signal.h: Add a preliminary comment.

2015-03-25  Corinna Vinschen  <corinna@vinschen.de>

	* include/sys/termios.h: Add CMIN and CTIME.
	* fhandler_termios.cc (fhandler_termios::tcinit): Use CMIN and CTIME.

2015-03-25  Takashi Yano  <takashi.yano@nifty.ne.jp>

	* tty.h (class tty_min): Remove variable "write_error" to which any
	errors are not currently set at anywhere.
	(class tty): Add variable "column" for handling ONOCR.
	* tty.cc (tty::init): Add initialization code for variable "column".
	* fhandler.h (class fhandler_pty_master): Remove variable "need_nl"
	which is not necessary any more. "need_nl" was needed by OPOST process
	in fhandler_pty_master::process_slave_output().
	(class fhandler_pty_common): Add function process_opost_output() for
	handling post processing for OPOST in write process.
	* fhandler_tty.cc (fhandler_pty_master::process_slave_output): Count
	TIOCPKT control byte into length to be read in TIOCPKT mode. Move
	post processing for OPOST to write process. Remove code related to
	variable "write_error". Return with EIO error if slave is already
	closed.
	(fhandler_pty_master::fhandler_pty_master): Remove initialization
	code for variable "need_nl".
	(fhandler_pty_common::process_opost_output): Add this function for
	handling of OPOST in write process. Add code to avoid blocking in
	non-blocking mode when output is suspended by ^S.
	(fhandler_pty_slave::write): Call fhandler_pty_common::
	process_opost_output() instead of WriteFile(). Remove code related to
	variable "write_error".
	(fhandler_pty_master::doecho): Call fhandler_pty_common::
	process_opost_output() instead of WriteFile().
	* select.cc (peek_pipe): Remove code related to variable "need_nl".

2015-03-24  Corinna Vinschen  <corinna@vinschen.de>

	Per glibc BZ #15366:
	* inttypes.h: Drop __STDC_FORMAT_MACROS consideration.
	* stdint.h: Drop __STDC_LIMIT_MACROS and __STDC_CONSTANT_MACROS
	consideration.

2015-03-23  Corinna Vinschen  <corinna@vinschen.de>

	* include/cygwin/_types.h: Drop unused file.

2015-03-18  Corinna Vinschen  <corinna@vinschen.de>

	* grp.cc (pwdgrp::parse_group): Call cygsid::getfromgr_passwd.
	* passwd.cc (pwdgrp::parse_passwd): Call cygsid::getfrompw_gecos.
	* pwdgrp.h (cygsid::getfrompw): Implement as inline method here,
	accessing pg_pwd's sid member directly.
	(cygsid::getfromgr): Implement as inline method here, accessing
	pg_grp's sid member directly.
	* sec_auth.cc (extract_nt_dom_user): Call cygsid::getfrompw_gecos.
	Explain why.
	* sec_helper.cc (cygsid::getfrompw): Drop implementation.
	(cygsid::getfromgr): Ditto.
	* security.h (cygsid::getfrompw_gecos): Implement former getfrompw
	inline here.
	(cygsid::getfromgr_passwd): Implement former getfromgr inline here.

2015-03-18  Corinna Vinschen  <corinna@vinschen.de>

	* sec_auth.cc (get_server_groups): Drop unused passwd argument.  Adjust
	calls throughout.
	(get_initgroups_sidlist): Ditto.
	(get_setgroups_sidlist): Ditto.
	(create_token): Ditto.
	(lsaauth): Ditto.
	* security.h (create_token): Adjust prototype to above change.
	(lsaauth): Ditto.
	(get_server_groups): Ditto.
	* grp.cc (get_groups): Adjust call to get_server_groups.
	* syscalls.cc (seteuid32): Adjust calls to lsaauth and create_token.

2015-03-17  Corinna Vinschen  <corinna@vinschen.de>

	* grp.cc (internal_getgroups): Drop unused timeout parameter.
	* pwdgrp.h (internal_getgroups): Ditto in prototype.
	* uinfo.cc (internal_getlogin): Ditto in usage.

2015-03-17  Corinna Vinschen  <corinna@vinschen.de>

	* spawn.cc (find_exec): Fix a name change in case of a symlink which
	can be opened as is.

2015-03-12  Jon TURNEY  <jon.turney@dronecode.org.uk>

	* exceptions.cc (stack_info): Add sigstackptr member.
	(walk): Unwind sigstackptr inside _sigbe and sigdelayed.
	* gendef (_sigdelayed_end): Add symbol to mark end of sigdelayed.

2015-03-13  Corinna Vinschen  <corinna@vinschen.de>

	* include/cygwin/sys_time.h: Remove.  Definitions moved to newlib's
	sys/time.h.

2015-03-13  Alexey Pavlov  <alexpux@gmail.com>

	* net.cc (in6addr_any): Remove redundant braces.
	(in6addr_loopback): Ditto.

2015-03-12  Alexey Pavlov  <alexpux@gmail.com>

	* include/cygwin/version.h: Fix typo.

2015-03-12  Corinna Vinschen  <corinna@vinschen.de>

	* fhandler_socket.cc: Drop defining _BSDTYPES_DEFINED before including
	winsup.h.

2015-03-12  Takashi Yano  <takashi.yano@nifty.ne.jp>

	* fhandler_tty.cc (fhandler_pty_master::close): Add code to make slave
	detect closure of master. Fix typo in error message.

2015-03-11  Corinna Vinschen  <corinna@vinschen.de>

	* include/cygwin/types.h: Include <sys/_timespec.h>

2015-03-11  Corinna Vinschen  <corinna@vinschen.de>

	* autoload.cc (CreateEnvironmentBlock): Make loading non-fatal.

2015-03-11  Corinna Vinschen  <corinna@vinschen.de>

	* autoload.cc (std_dll_init): Fix condition for breaking from DLL
	loading loop.

2015-03-10  Yaakov Selkowitz  <yselkowitz@cygwin.com>

	* include/stdint.h: Fix __x86_64__ conditional.

2015-03-05  Corinna Vinschen  <corinna@vinschen.de>

	* tty.h (tty::set_master_ctl_closed): Rename from set_master_closed.
	(tty::is_master_closed): Drop method.
	* fhandler_tty.cc (fhandler_pty_slave::open): Remove code prematurely
	bailing out if master control thread is not running.
	(fhandler_pty_slave::read): Don't generate SIGHUP if master control
	thread is not running.
	(fhandler_pty_master::close): Rearrange code to avoid stopping master
	control thread twice in multi-threaded scenarios.

2015-03-05  Corinna Vinschen  <corinna@vinschen.de>

	* fhandler.h (fhandler_base::get_echo_handle): New virtual method.
	(class fhandler_pty_master): Add echo_r and echo_w handles constituting
	read and write side of new echo pipe.
	* select.cc (peek_pipe): On pty masters, check additionally if input
	from the echo pipe is available.
	* fhandler_tty.cc (fhandler_pty_master::doecho): Drop output_mutex
	locking.  Write output to echo pipe.
	(fhandler_pty_master::process_slave_output): Check if input is available
	in echo pipe and prefer to read from it, if so.
	(fhandler_pty_slave::write): Drop output_mutex locking.
	(fhandler_pty_master::fhandler_pty_master): Initialize echo pipe
	handles to NULL.
	(fhandler_pty_master::close): Close and NULL echo pipe handles.
	(fhandler_pty_master::setup): Create echo pipe, close in case of error.

2015-03-04  Corinna Vinschen  <corinna@vinschen.de>

	* include/cygwin/version.h (CYGWIN_VERSION_DLL_MINOR): Bump to 36.

2015-03-03  Corinna Vinschen  <corinna@vinschen.de>

	* msg.cc: Throughout, drop raising SIGSYS if cygserver is not running.
	* sem.cc: Ditto.
	* shm.cc: Ditto.

2015-03-03  Corinna Vinschen  <corinna@vinschen.de>

	* common.din (issetugid): Export.
	* glob.cc (issetugid): Drop macro.
	* sec_auth.cc (issetugid): New exported function.
	* include/cygwin/version.h (CYGWIN_VERSION_API_MINOR): Bump.

2015-03-02  Corinna Vinschen  <corinna@vinschen.de>

	* security.cc (get_attribute_from_acl): Don't spill Everyone permissions
	into group permissions if owner SID == group SID.
	(alloc_sd): Add parenthesis for clarity.

2015-02-28  Corinna Vinschen  <corinna@vinschen.de>

	* uinfo.cc (pwdgrp::add_line): Return NULL if parsing a line failed.
	(pwdgrp::add_account_post_fetch): Check return value from add_line and
	return NULL if add_line returns NULL.

2015-02-27  Corinna Vinschen  <corinna@vinschen.de>

	* security.cc (alloc_sd): For directories, mark inherited ACEs
	inheritable to better follow POSIX 1003.1e rules.

2015-02-27  Corinna Vinschen  <corinna@vinschen.de>

	* sec_acl.cc (getacl): Add mask even if all group and secondary account
	permissions are 0.

2015-02-27  Corinna Vinschen  <corinna@vinschen.de>

	* uinfo.cc (pwdgrp::fetch_account_from_windows): Drop redundant test
	for SidTypeUser.

2015-02-27  Corinna Vinschen  <corinna@vinschen.de>

	* sec_acl.cc (setacl): Fix bug which leads to ACE duplication in
	case owner SID == group SID.
	(getacl): Reverse order of SID test against group or owner sid to
	prefer owner attributes over group attributes.  Disable setting group
	permissions equivalent to owner permissions if owner == group.  Add
	comment to explain why.  Fix indentation.
	* security.cc (get_attribute_from_acl): Change type of local variables
	containing permission to mode_t.  Apply deny mask to group if group SID
	== owner SID to avoid Everyone permissions to spill over into group
	permissions.  Disable setting group permissions equivalent to owner
	permissions if owner == group.  Add comment to explain why.
	* uinfo.cc (pwdgrp::fetch_account_from_windows): Allow user SID as
	group account if user is a "Microsoft Account".  Explain why.  Drop
	workaround enforcing primary group "Users" for "Microsoft Accounts".

2015-02-26  Corinna Vinschen  <corinna@vinschen.de>

	* ldap.cc (cyg_ldap::wait): Call cygwait with cw_infinite timeout value
	and with cw_sig_restart instead of cw_sig_eintr.  Drop useless
	_my_tls.call_signal_handler call.  Return EIO if cygwait failed.

2015-02-26  Corinna Vinschen  <corinna@vinschen.de>

	* posix_ipc.cc (ipc_mutex_lock): Revert unneeded call to signal handler.

2015-02-26  Corinna Vinschen  <corinna@vinschen.de>

	* posix_ipc.cc (ipc_mutex_lock): Add bool parameter to influence if
	cygwait should be in EINTR or in restart mode.  Call signal handler
	if in EINTR mode.
	(mq_getattr): Call ipc_mutex_lock in restart mode.
	(mq_setattr): Ditto.
	(mq_notify): Ditto.
	(_mq_send): Call ipc_mutex_lock in EINTR mode.
	(_mq_receive): Ditto.

2015-02-26  Corinna Vinschen  <corinna@vinschen.de>

	* fhandler_termios.cc (fhandler_termios::line_edit): Fix condition
	for writing remaining bytes in readahead buffer in non-canonical mode.

2015-02-25  Corinna Vinschen  <corinna@vinschen.de>

	* sec_acl.cc (setacl): Always grant default owner entry
	STANDARD_RIGHTS_ALL and FILE_WRITE_ATTRIBUTES access, too.

2015-02-25  Corinna Vinschen  <corinna@vinschen.de>

	* fhandler_tape.cc (fhandler_dev_tape::_lock): Add cw_sig_restart to
	cygwait call.
	* thread.cc (pthread_mutex::lock): Ditto.
	(semaphore::_timedwait): Fix formatting.
	(semaphore::_wait): Ditto.
	* thread.h (fast_mutex::lock): Ditto.

2015-02-25  Corinna Vinschen  <corinna@vinschen.de>

	* security.cc (alloc_sd): Don't apply temporary workaround for chmod
	to DEF_USER_OBJ, DEF_GROUP_OBJ, and DEF_OTHER_OBJ ACEs.

2015-02-25  Corinna Vinschen  <corinna@vinschen.de>

	* fhandler_tty.cc (fhandler_pty_slave::read): Having no input is not an
	error condition for tcflush.

2015-02-25  Corinna Vinschen  <corinna@vinschen.de>

	* security.cc (alloc_sd): Fix comment style.  Remove code unused for
	years.

2015-02-25  Corinna Vinschen  <corinna@vinschen.de>

	* security.cc (alloc_sd): Add temporary workaround which disallows
	any secondary user to have more permissions than the primary group
	in calls to chmod.  Add comment to explain why.

2015-02-25  Corinna Vinschen  <corinna@vinschen.de>

	* uinfo.cc (client_request_pwdgrp::client_request_pwdgrp): Add missing
	break in switch statement.

2015-02-24  Corinna Vinschen  <corinna@vinschen.de>

	* ldap.h: Remove index macros.
	(class cyg_ldap): Remove members srch_msg and srch_entry.
	(cyg_ldap::get_string_attribute): Remove private method taking index
	argument.
	(cyg_ldap::get_num_attribute): Ditto.  Add method taking attribute name.
	(cyg_ldap::get_primary_gid): Adjust to aforementioned change.
	(cyg_ldap::get_unix_uid): Ditto.
	(cyg_ldap::get_unix_gid): Ditto.
	* ldap.cc: Throughout, use msg and entry in place of srch_msg and
	srch_entry.
	(std_user_attr): Add sAMAccountName and objectSid.
	(group_attr): Ditto.
	(cyg_ldap::close): Drop handling of srch_msg and srch_entry.
	(cyg_ldap::get_string_attribute): Move earlier in file.
	(cyg_ldap::get_num_attribute): Ditto.
	(cyg_ldap::enumerate_ad_accounts): Add comments for clarity.
	Use group_attr or user_attr rather than sid_attr to fetch all desired
	attributes for an account right away.
	(cyg_ldap::next_account): Store found SID in last_fetched_sid to
	skip calls to fetch_ad_account from fetch_account_from_windows.
	(cyg_ldap::get_string_attribute): Remove method taking index argument.
	(cyg_ldap::get_num_attribute): Ditto.
	* pwdgrp.h (class pg_ent): Fix formatting.  Add member dom.
	* passwd.cc (pg_ent::enumerate_ad): Store current flat domain name
	in dom.  Construct fetch_acc_t argument from LDAP attributes and
	call fetch_account_from_windows with that.
	* userinfo.h (enum fetch_user_arg_type_t): Rename FULL_grp_arg to
	FULL_acc_arg.  Change throughout.
	(struct fetch_acc_t): Rename from fetch_full_grp_t.  Change throughout.
	(struct fetch_user_arg_t): Rename full_grp to full_acc.  Change
	throughout.

2015-02-24  Corinna Vinschen  <corinna@vinschen.de>

	* fhandler.h (class fhandler_base): Add was_nonblocking status flag.
	* fhandler.cc (fhandler_base::set_flags): Set was_nonblocking if the
	O_NONBLOCK flag has been specified.
	(fhandler_base_overlapped::close): Check for was_nonblocking instead
	of for is_nonblocking.  Explain why.
	(fhandler_base::set_nonblocking): Set was_nonblocking if noblocking
	mode gets enabled.

2015-02-24  Ken Brown  <kbrown@cornell.edu>

	* include/sys/socket.h (sockatmark): Add prototype.

2015-02-23  Corinna Vinschen  <corinna@vinschen.de>

	* userinfo.h (struct fetch_full_grp_t): Define only when building
	Cygwin itself.
	(struct fetch_user_arg_t): Ditto.

2015-02-23  Corinna Vinschen  <corinna@vinschen.de>

	* autoload.cc (LsaLookupSids): Import.
	* cygserver_pwdgrp.h: Include userinfo.h.  Drop workaround defining
	fetch_user_arg_type_t locally.
	* grp.cc (internal_getgrsid_cachedonly): New function.
	(internal_getgrfull): Ditto.
	(internal_getgroups): Rearrange function.  Center around fetching all
	cached group info first, calling LsaLookupSids on all so far non-cached
	groups second.  Pass all available info to new internal_getgrfull call.
	* pwdgrp.h: Include userinfo.h.  Move definitions of
	fetch_user_arg_type_t and fetch_user_arg_t there.
	(pwdgrp::add_group_from_windows): Declare with getting full group info.
	Called from internal_getgrfull.
	* uinfo.cc (pwdgrp::add_group_from_windows): Define.
	(pwdgrp::fetch_account_from_line): Add default case.
	(pwdgrp::fetch_account_from_file): Ditto.
	(pwdgrp::fetch_account_from_windows): Handle FULL_grp_arg.
	(client_request_pwdgrp::client_request_pwdgrp): Add default case.
	* userinfo.h: New header.
	(enum fetch_user_arg_type_t): Add FULL_grp_arg.
	(struct fetch_full_grp_t): New datatype.

2015-02-23  Corinna Vinschen  <corinna@vinschen.de>

	* grp.cc (internal_getgroups): Check for group attributes and
	Everyone sid before calling internal_getgrsid.

2015-02-23  Corinna Vinschen  <corinna@vinschen.de>

	* cygwait.h (enum cw_wait_mask): Add cw_sig_restart.  Add comments
	to explain the meaning of the possible values.
	* cygwait.cc (is_cw_sig_restart): Define.
	(is_cw_sig_handle): Check for cw_sig_restart as well.
	(cygwait): Restart always if cw_sig_restart is set.
	* thread.cc (pthread::join): Call cygwait with cw_sig_restart flag
	to avoid having to handle signals at all.

2015-02-23  Corinna Vinschen  <corinna@vinschen.de>

	* cygwait.cc (cygwait): Move setting res to WAIT_SIGNALED to clarify
	when WAIT_SIGNALED is returned to the caller.

2015-02-23  Corinna Vinschen  <corinna@vinschen.de>

	* winsup.h (SIGTOMASK): Add cast to sigset_t to avoid int overflow.

2015-02-20  Corinna Vinschen  <corinna@vinschen.de>

	* grp.cc (internal_getgroups): Take additional timeout_ns parameter.
	Restrict fetching group account entries from user token groups by
	timeout_ns 100ns-intervals.  Add preceding comment to explain why.
	* pwdgrp.h (internal_getgroups): Align prototype.
	* times.cc (GetTickCount_ns): New function.
	* uinfo.cc (internal_getlogin): Call internal_getgroups wih 300ms
	timeout.
	* winsup.h (GetTickCount_ns): Declare.

2015-02-19  Jon TURNEY  <jon.turney@dronecode.org.uk>

	* Makefile.in (sigfe.o): Use CFLAGS.

2015-02-19  Jon TURNEY  <jon.turney@dronecode.org.uk>

	* include/cygwin/stdlib.h (initstate, random, setstate, srandom):
	Check if __XSI_VISIBLE is set by sys/cdefs.h, rather than testing
	for _XOPEN_SOURCE directly, to work correctly when _GNU_SOURCE is
	set.

2015-02-19  Corinna Vinschen  <corinna@vinschen.de>

	* sec_acl.cc (setacl): Always grant owner FILE_WRITE_ATTRIBUTES access.

2015-02-18  Corinna Vinschen  <corinna@vinschen.de>

	* ldap.cc (struct cyg_ldap_search): Add scope member.
	(cyg_ldap::search_s): Add parameter scope.  Use as LDAP search scope
	instead of fixed LDAP_SCOPE_SUBTREE scope.
	(ldap_search_thr): Call cyg_ldap::search_s with scope from argument.
	(cyg_ldap::search): Add parameter scope and fill in to cyg_ldap_search.
	(cyg_ldap::fetch_ad_account): Call search with LDAP_SCOPE_SUBTREE scope.
	(cyg_ldap::fetch_posix_offset_for_domain): Call search with
	LDAP_SCOPE_ONELEVEL scope.
	(cyg_ldap::fetch_unix_sid_from_ad): Call search with LDAP_SCOPE_SUBTREE
	scope.
	(cyg_ldap::fetch_unix_name_from_rfc2307): Ditto.
	* ldap.h (cyg_ldap::search): Align prototype to above change.
	(cyg_ldap::search_s): Ditto.

2015-02-18  Corinna Vinschen  <corinna@vinschen.de>

	* ldap.cc: Macro-ize filter expressions.  Use throughout to compute
	required filter buffer size if filter is a local buffer.

2015-02-17  Corinna Vinschen  <corinna@vinschen.de>

	* ldap.cc (cyg_ldap::fetch_posix_offset_for_domain): Drop stray
	system_printf.

2015-02-17  Corinna Vinschen  <corinna@vinschen.de>

	* ldap.h (class cyg_ldap): Rename rootdse to def_context.  Change
	throughout.
	* ldap.cc (cyg_ldap::open): Fix debug output.
	(cyg_ldap::fetch_ad_account): Rename rdse to base.  Restrict LDAP
	query to users and groups only.
	(cyg_ldap::enumerate_ad_accounts): Rearrange filter expression for
	user accounts.
	(SYSTEM_CONTAINER): New macro.
	(cyg_ldap::fetch_posix_offset_for_domain): Set base in LDAP search
	to the "System" container in the default naming context to restrict
	the search scope.
	(cyg_ldap::fetch_unix_sid_from_ad): Add objectCategory=Person to
	search filter for users.

2015-02-16  Corinna Vinschen  <corinna@vinschen.de>

	* spawn.cc (find_exec): Extend preceeding comment to explain more
	detailed what's going on in this function.  Overwrite potential symlink
	target with original path.

2015-02-15  Corinna Vinschen  <corinna@vinschen.de>

	* i686.din (__mempcpy): Move symbol export from here...
	* common.din (__mempcpy): ... to here.

2015-02-14  Corinna Vinschen  <corinna@vinschen.de>

	* path.h (path_conv): Make path_flags private.  Rename known_suffix to
	suffix and make private.  Rename normalized_path to posix_path and
	make privtae.  Accommodate name changes throughout in path_conv
	methods.
	(path_conv::known_suffix): New method.  Use throughout instead of
	accessing suffix directly.
	(path_conv::get_win32): Constify.
	(path_conv::get_posix): New method to read posix_path.  Use throughout
	instead of accessing normalized_path directly.
	(path_conv::set_posix): Rename from set_normalized_path.  Accommodate
	name change throughout.

	* spawn.cc (find_exec): Return POSIX path, not Win32 path.

2015-02-12  Corinna Vinschen  <corinna@vinschen.de>

	* sec_acl.cc (setacl): Introduce bool array "invalid" to note the
	invalidation of incoming acl entries while iterating over them.

2015-02-12  Corinna Vinschen  <corinna@vinschen.de>

	* cygheap.h (cygheap_pwdgrp::get_home): Add dnsdomain parameter to
	declaration in ldap-related method.
	(cygheap_pwdgrp::get_shell): Ditto.
	(cygheap_pwdgrp::get_gecos): Ditto.
	* ldap.cc (cyg_ldap::open): Use NO_ERROR instead of 0.
	(cyg_ldap::close): Reset last_fetched_sid.
	(cyg_ldap::fetch_ad_account): Return immediately if sid is the same as
	last_fetched_sid.  Open LDAP connection from here.  Move initialization
	of rdse after open call.  Set last_fetched_sid if LDAP call was
	successful.
	* ldap.h (class cyg_ldap): Add member last_fetched_sid.
	(cyg_ldap::cyg_ldap): Initialize last_fetched_sid.
	(cyg_ldap::is_open): New inline method.
	* uinfo.cc (cygheap_pwdgrp::init): Drop initialization of db_home,
	db_shell and db_gecos with "cygwin desc", thus only using the fallback
	by default.
	(fetch_windows_home): Add parameter dnsdomain.  Call
	cyg_ldap::fetch_ad_account if required.
	(fetch_from_path): Add parameter dnsdomain.  Call fetch_windows_home
	accordingly.
	(cygheap_pwdgrp::get_home): Accomodate call to fetch_windows_home.
	Add dnsdomain parameter in ldap-related method.  Call
	cyg_ldap::fetch_ad_account if required.
	(cygheap_pwdgrp::get_shell): Ditto.
	(cygheap_pwdgrp::get_gecos): Ditto.
	(pwdgrp::fetch_account_from_windows): Drop cyg_ldap::open call prior to
	cyg_ldap::fetch_ad_account call.  Set is_current_user to true if we're
	handling the current user account.  Make sure to perform the LDAP calls
	only for users, and only if required.

2015-02-11  Corinna Vinschen  <corinna@vinschen.de>

	* flock.cc (fhandler_base::lock): Convert accidental system_printf to
	debug_printf in case of non-matching file modes.  Clear up debug output.

2015-02-11  Corinna Vinschen  <corinna@vinschen.de>

	* dlfcn.cc (check_path_access): Drop FE_NATIVE from find_exec call.
	(gfpod_helper): Drop equality sign from environment variable name
	in call to check_path_access.
	* exec.cc (execlp): Drop equality sign from environment variable name
	in call to find_exec.
	(execvp): Ditto.
	(execvpe): Ditto.
	* path.h (enum fe_types): Drop FE_NATIVE.
	(find_exec): Rename third paramter in declaration from search.  Drop
	equality sign from default value.
	* spawn.cc (perhaps_suffix): Add PC_POSIX to path_conv::check call.
	(find_exec): Simplify function.  Iterate over POSIX pathlist rather
	than Windows pathlist.  Drop handling of FE_NATIVE flag.  Always fill
	posix path of incoming path_conv buf, unless FE_NNF flag is given.
	(av::setup): Drop equality sign from environment variable name
	in call to find_exec.  Call unshift with normalized_path.
	* winf.cc (av::unshift): Drop conv parameter and code converting
	Windows to POSIX path.
	* winf.h (av::unshift): Accommodate prototype.

2015-02-10  Corinna Vinschen  <corinna@vinschen.de>

	* syscalls.cc (fhandler_base::stat_fixup): Generate unique inode number
	for /dev/tty under all circumstances.  Add to comment.

2015-02-06  Corinna Vinschen  <corinna@vinschen.de>

	* common.din: Export cabsl, cimagl, creall, finitel, hypotl, sqrtl.
	* include/cygwin/version.h (CYGWIN_VERSION_API_MINOR): Bump.

2015-02-06  Corinna Vinschen  <corinna@vinschen.de>

	* include/cygwin/version.h (CYGWIN_VERSION_DLL_MINOR): Bump to 35.

2015-02-06  Corinna Vinschen  <corinna@vinschen.de>

	* fhandler_proc.cc (format_proc_cpuinfo): Enable multi-core fields
	on Intel CPUs.

2015-02-04  Corinna Vinschen  <corinna@vinschen.de>

	* common.din (wcstold): Export.
	* include/cygwin/version.h (CYGWIN_VERSION_API_MINOR): Bump.

2015-02-03  Corinna Vinschen  <corinna@vinschen.de>

	* mkvers.sh: Automate generating the copyright date in the version
	resource.
	* winver.rc: Ditto.

2015-01-28  Corinna Vinschen  <corinna@vinschen.de>

	* Makefile.in (VERSION_OFILES): New variable containing object files
	with version information.  Use throughout.
	(clean): Drop winver_stamp.
	(version.cc winver.o): Drop empty rule.
	(winver_stamp): Convert to rule targeting version.cc and winver.o
	directly.  Drop touching winver_stamp.  Fix typo.

2015-01-24  Corinna Vinschen  <corinna@vinschen.de>

	* uname.cc (uname): Shorten "WOW64" to "WOW" to account for the new
	Windows 10 OS version "10.0" starting with preview build 9926.

2015-01-23  Pierre A. Humblet <pierre@phumblet.no-ip.org>

	* net.cc (cygwin_inet_pton): Declare.
	(gethostby_specials): New function.
	(gethostby_helper): Change returned addrtype in 4-to-6 case.
	(gethostbyname2): Call gethostby_specials.

2015-01-22  Corinna Vinschen  <corinna@vinschen.de>

	* fhandler.h (class fhandler_process): Add fd_type member.
	* fhandler_process.cc (process_tab): Fix indentation.
	(fhandler_process::exists): Rely on format_process_fd returning file
	type in fd_type.
	(struct process_fd_t): Add fd_type member.
	(fhandler_process::fill_filebuf): Allow format_process_fd to set
	this->fd_type member.
	(format_process_fd): Fix path evaluation to allow recognizing trailing
	path components.  Fix check for file descriptor path component.  Return
	virt_symlink in fd_type if no trailing path compenents exist, return
	virt_fsdir otherwise and copy full resulting path into destbuf.
	* path.cc (path_conv::check): If /proc/$PID/fd symlink has trailing
	path components, reparse resulting path as if it's the incoming path.
	Add comment to wail over the outdated and hackish check method, and to
	explain what we do here.

2015-01-21  Corinna Vinschen  <corinna@vinschen.de>

	* uinfo.cc (pwdgrp::fetch_account_from_windows): Allow fetching gid,
	home, shell and gecos info from NT4 domain.

2015-01-21  Corinna Vinschen  <corinna@vinschen.de>

	* sec_auth.cc (get_logon_server): Constify domain parameter.
	* security.h (get_logon_server): Same in prototype.

2015-01-20  Corinna Vinschen  <corinna@vinschen.de>

	* common.din (sockatmark): Export.
	* net.cc (sockatmark): New function.
	* include/cygwin/version.h (CYGWIN_VERSION_API_MINOR): Bump.

2015-01-19  Corinna Vinschen  <corinna@vinschen.de>

	* cygserver_ipc.h (ipc_retval): Add default constructor.
	(class thread): struct->class.  Add prototypes for new private methods
	dup_signal_arrived and close_signal_arrived.  Implement constructor and
	destructor.

2015-01-16  Marco Atzeri <marco.atzeri@gmail.com>
	    Corinna Vinschen  <corinna@vinschen.de>

	* gendef: Export _sigbe on 64 bit as well.
	* malloc_wrapper.cc (free): In malloc_printf, call caller_return_address
	instead of __builtin_return_address.
	(malloc): Ditto.
	(realloc): Ditto.
	(calloc): Ditto.
	* miscfuncs.cc (__caller_return_address): New function.
	* miscfuncs.h (caller_return_address): New macro calling
	__caller_return_address.
	(__caller_return_address): Add prototype.

2015-01-14  Corinna Vinschen  <corinna@vinschen.de>

	* uinfo.cc (fetch_windows_home): Disable fetching from homeDrive or
	usri3_home_dir_drive.  Add comment.

2015-01-14  Corinna Vinschen  <corinna@vinschen.de>

	* environ.cc (renv_arr): Drop variables not usually in a Windows
	environment and all variables being uppercase anyway.  But keep
	TMP and TEMP for paranoia.

2015-01-14  Corinna Vinschen  <corinna@vinschen.de>

	* environ.cc (build_env): When merging the user's Windows environment,
	explicitely skip the variables needing conversion to avoid collisions.
	Extend comment to explain.

2015-01-13  Corinna Vinschen  <corinna@vinschen.de>

	* uinfo.cc (pwdgrp::fetch_account_from_windows): Drop code from
	2014-11-17, always prepending domain to NT SERVICE accounts when
	searching by name.  Fix test expression to allow fully qualified
	names for NT SERVICE accounts.  Extend comment to explain a bit.

2015-01-12  Pierre A. Humblet <pierre@phumblet.no-ip.org>

	* minires-os-if.c (cygwin_query): Change questions into answers.

2015-01-08  Corinna Vinschen  <corinna@vinschen.de>

	* cygheap.h (cygheap_pwdgrp::get_shell): Add sid to argument list.
	(cygheap_pwdgrp::get_gecos): Ditto.
	* uinfo.cc (fetch_windows_home): Accept cyg_ldap and PUSER_INFO_3
	arguments, and fetch db home dir values right here.
	(fetch_from_path): Accept cyg_ldap, PUSER_INFO_3 pointers and sid
	arguments.  Add '%H' format specifier to fetch Windows home dir in
	POSIX notation.
	(cygheap_pwdgrp::get_home): Accommodate changes to fetch_windows_home
	and fetch_from_path.
	(cygheap_pwdgrp::get_shell): Ditto.
	(cygheap_pwdgrp::get_gecos): Ditto.
	(pwdgrp::fetch_account_from_windows): Accommodate sid argument to
	cygheap_pwdgrp::get_shell and cygheap_pwdgrp::get_gecos.

2015-01-08  Corinna Vinschen  <corinna@vinschen.de>

	* include/cygwin/socket.h (struct cmsghdr): Redefine cmsg_len as type
	size_t.  Add comment to explain why.

2015-01-08  Corinna Vinschen  <corinna@vinschen.de>

	* localtime.cc (__cygwin_gettzoffset): New function for access from
	newlib.
	(__cygwin_gettzname): Ditto.

2015-01-07  Corinna Vinschen  <corinna@vinschen.de>

	* localtime.cc (tzload): Fix loading latest timezone offsets into
	tzinfo from zoneinfo files.  Add comment to explain what we do.
	(tzparse): Add more comments to explain in case of loading timezone
	offset from other sources.