This commit was manufactured by cvs2svn to create tag 'cygwin-cygwin-1_7_19-release

1_7_19-release'.

Sprout from cygwin-64bit-premerge-branch 2013-04-22 17:11:23 UTC cvs2svn 'This commit was manufactured by cvs2svn to create branch 'cygwin-64bit-'
Cherrypick from master 2013-06-05 07:57:39 UTC Corinna Vinschen <corinna@vinschen.de> '	* faq-programming.xml: Convert url to refer to new flat faq.html file.':
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    winsup/utils/utils.sgml

1 files changed, 339 insertions, 0 deletions

diff --git a/winsup/cygwin/ChangeLog b/winsup/cygwin/ChangeLog
index ed76cc61e..379c97cd9 100644
--- a/winsup/cygwin/ChangeLog
+++ b/winsup/cygwin/ChangeLog
@@ -1,3 +1,342 @@
+2013-06-04  Corinna Vinschen  <corinna@vinschen.de>
+
+	* fhandler.cc (fhandler_base::lock): Move to flock.cc.
+	(fhandler_base::fixup_after_exec): Reset mandatory_locking.
+	* fhandler.h (class fhandler_base): Add mandatory_locking status flag.
+	Add mandatory_locking accessor methods.  Accommodate change throughout.
+	(fhandler_base::mand_lock): Declare.
+	(class fhandler_disk_file): Drop in favor of new status flag.
+	* (fhandler_disk_file::fcntl): Call need_fork_fixup if mandatory_locking
+	flag gets set.
+	* flock.cc (fhandler_base::lock): Define here.
+	(flock): Handle mandatory_locking.
+	(lockf): Ditto.
+	(fhandler_base::mand_lock): Define.
+
+2013-06-03  Corinna Vinschen  <corinna@vinschen.de>
+
+	* sigproc.cc (exit_thread): Allow to exit the thread while running
+	global dtors.  Explain why.
+
+2013-06-02  Corinna Vinschen  <corinna@vinschen.de>
+
+	* autoload.cc (CancelSynchronousIo): Define.
+	* fcntl.cc (fcntl64): Drop handling of locking commands.
+	* fhandler.h (class fhandler_disk_file): Add mandatory_locking.
+	(fhandler_disk_file::fcntl): Declare.
+	(fhandler_disk_file::mand_lock): Declare.
+	* fhandler_disk_file.cc (fhandler_disk_file::fhandler_disk_file):
+	Initialize mandatory_locking.
+	(fhandler_disk_file::fcntl): New method.  Handle F_LCK_MANDATORY and
+	locking commands.
+	(fhandler_disk_file::dup): Duplicate mandatory_locking.  Fix a bug
+	when duplicating prw_handle failed.
+	(fhandler_disk_file::fixup_after_fork): Reset mandatory_locking.
+	* flock.cc (fhandler_disk_file::lock): Add comment.
+	(struct lock_parms): New struct to pass parameters to blocking_lock_thr
+	thread function.
+	(blocking_lock_thr): New thread function.
+	(fhandler_disk_file::mand_lock): New methof implementing mandatory
+	locking with Windows semantics.
+	* ntdll.h (NtLockFile): Declare.
+	(NtUnlockFile): Declare.
+	* include/fcntl.h: Fix a comment.
+	(F_LCK_MANDATORY): Define.  Add lengthy comment to explain.
+
+2013-06-02  Corinna Vinschen  <corinna@vinschen.de>
+
+	*  exceptions.cc (exception::handle): Resurrect accidentally lost
+	patch from 2009-07-22: Set si_addr according to POSIX for SIGSEGV.
+
+2013-05-31  Corinna Vinschen  <corinna@vinschen.de>
+
+	* include/sys/socket.h: Move SHUT_xx definitions from here...
+	* include/cygwin/socket.h: ...to here.
+
+2013-05-31  Corinna Vinschen  <corinna@vinschen.de>
+
+	* include/cygwin/if.h: Include cygwin/socket.h rather than sys/socket.h
+	to avoid circular dependency resulting in bogus compile time warnings.
+
+2013-05-28  Corinna Vinschen  <corinna@vinschen.de>
+
+	* fhandler_procsys.cc (fhandler_procsys::read): Just call
+	fhandler_base::raw_read from here.  Drop comment.
+	(fhandler_procsys::write): Drop comment.
+
+2013-05-27  Corinna Vinschen  <corinna@vinschen.de>
+
+	* dll_init.cc (dll_list::topsort): Fix early-return condition to
+	accommodate process with all runtime loaded DLLs already dlclosed
+	at fork time.
+	* gendef (_sigfe_maybe): Fix code handling early return if we don't
+	have a tls, broken on 2013-05-21.
+
+2013-05-24  Corinna Vinschen  <corinna@vinschen.de>
+
+	* Makefile.in (DEFS): Unused, remove.
+	(COMPILE.cc): Move -mno-use-libstdc-wrappers flag from here...
+	($(TEST_DLL_NAME)): ...to here since it's a link time flag.
+
+2013-05-24  Corinna Vinschen  <corinna@vinschen.de>
+
+	* pinfo.cc (pinfo::status_exit): Enhance comment.
+
+2013-05-24  Corinna Vinschen  <corinna@vinschen.de>
+
+	* environ.cc (win_env::add_cache): Set the Windows environment variable
+	using wide chars to make sure native chars don't get scrambled.
+	* environ.h (build_env): Fix formatting in declaration.
+	* pinfo.cc (pinfo::status_exit): Handle STATUS_NO_MEMORY.  Explain why.
+
+2013-05-24  Corinna Vinschen  <corinna@vinschen.de>
+
+	* fork.cc (frok::parent): Always set CREATE_UNICODE_ENVIRONMENT flag.
+	Explain why.
+
+2013-05-23  Corinna Vinschen  <corinna@vinschen.de>
+
+	* fork.cc (frok::parent): Call CreateProcessW with command line set
+	to the parent command line.  Change comment to explain why.
+
+2013-05-23  Corinna Vinschen  <corinna@vinschen.de>
+
+	* dcrt0.cc (child_info_fork::alloc_stack_hard_way): Fix datatype of
+	stacksize to SIZE_T.  Cast to SIZE_T in pointer arithmetic.  Slightly
+	enhance output in case of a fatal error.
+	* fork.cc (frok::parent): Always set ch.stackaddr to DeallocationStack
+	value of current thread to help stack reservation in
+	child_info_fork::alloc_stack_hard_way along.  Simplify subsequent code
+	storing stack values in ch.  Print guardsize in hex, too.
+
+2013-05-23  Corinna Vinschen  <corinna@vinschen.de>
+
+	* environ.cc (set_winsymlinks): Handle "winsymlinks:nativestrict"
+	option.  On pre-Vista warn the user if the "winsymlinks:native*" option
+	is set.
+	* globals.cc (enum winsym_t): Add WSYM_nativestrict.
+	* path.cc (symlink_native): Don't create native symlink if target
+	does not exist.  Explain why.  Improve comments.
+	(symlink_worker): Change AFS symlink handling to WSYM_nativestrict.
+	Handle WSYM_nativestrict throughout.  Change condition for bail out
+	to wsym_type == WSYM_nativestrict.  Add comment.  Fix formatting.
+	* shared_info.h (CURR_USER_MAGIC): Change to reflect change in
+	class user_info.
+	(class user_info): Add member warned_nonativesyms.
+
+2013-05-22  Corinna Vinschen  <corinna@vinschen.de>
+
+	* spinlock.h (ULONG): Replace LONG operator with ULONG to accommodate
+	the fact that CURR_SHARED_MAGIC and USER_SHARED_MAGIC are unsigned
+	values.
+	* shared.cc (shared_info::initialize): Drop explicit cast here.
+
+2013-05-21  Corinna Vinschen  <corinna@vinschen.de>
+
+	* Makefile.in (DLL_OFILES): Add arc4random.o.
+	* common.din: Export arc4random, arc4random_addrandom, arc4random_buf,
+	arc4random_stir and arc4random_uniform.
+	* mktemp.cc (arc4random): Remove static replacement function.
+	* posix.sgml (std-bsd): Add arc4random functions.
+	* include/cygwin/stdlib.h: Declare arc4random functions.
+	* include/cygwin/version.h (CYGWIN_VERSION_API_MINOR): Bump.
+	* libc/arc4random.cc: New file implementing arc4random functions taken
+	from FreeBSD.
+
+2013-05-21  Corinna Vinschen  <corinna@vinschen.de>
+
+	* globals.cc (__isthreaded): New global variable.  Explain what it's
+	used for.
+	* miscfuncs.cc (thread_wrapper): Set __isthreaded to 1 here.
+
+2013-05-21  Corinna Vinschen  <corinna@vinschen.de>
+
+	* fhandler.h (class fhandler_dev_random): Change type of pseudo to
+	uint32_t to make sure it's 32 bit on all supported platforms.
+
+2013-05-21  Corinna Vinschen  <corinna@vinschen.de>
+
+	x86_64 only:
+	* gendef (_sigfe_maybe): Drop pushing %r12, use %r10 instead since we
+	don't call yield anymore.
+	(_sigfe): Ditto.
+	(_sigbe): Ditto.
+
+2013-05-21  Corinna Vinschen  <corinna@vinschen.de>
+
+	* libc/base64.c: New file.
+	* Makefile.in (DLL_OFILES): Add base64.o.
+	* common.din: Export __b64_ntop and __b64_pton.
+	* posix.sgml (std-bsd): Add __b64_ntop and __b64_pton.
+	* include/cygwin/version.h (CYGWIN_VERSION_API_MINOR): Bump.
+
+2013-05-21  Corinna Vinschen  <corinna@vinschen.de>
+
+	* syscalls.cc (open): Only return ENOTDIR if file exists.
+
+2013-05-16  Christopher Faylor  <me.cygwin2013@cgf.cx>
+
+	* sigproc.cc (sig_hold): Delete.
+	(sigheld): Delete.
+	(sig_send): Eliminate special-case __SIGHOLD handling.
+	(wait_sig): Just flag when signals are on hold and add them to the
+	queue rather than stalling the wait_sig loop.  Clear the flag when
+	__SIGNOHOLD is specified.
+
+2013-05-14  Corinna Vinschen  <corinna@vinschen.de>
+
+	* Makefile.in (devices_CFLAGS): Drop -Os.
+
+2013-05-14  Corinna Vinschen  <corinna@vinschen.de>
+
+	* Makefile.in (localtime_CFLAGS): Define as -fwrapv since localtime
+	code requires int overflows to be fully defined.
+	* localtime.cc: Align a bit more to upstream code.
+
+2013-05-14  Corinna Vinschen  <corinna@vinschen.de>
+
+	* grp.cc (get_groups): Convert to void function.
+	(initgroups32): Accommodate the aforementioned change.
+	(getgrouplist): Ditto.
+
+2013-05-14  Corinna Vinschen  <corinna@vinschen.de>
+
+	* grp.cc (get_groups): Never return error.  Always create a group list,
+	even if it's empty.
+
+2013-05-13  Christopher Faylor  <me.cygwin2013@cgf.cx>
+
+	* include/cygwin/version.h: Bump api minor number to reflect previous
+	change.
+
+2013-05-13  Christopher Faylor  <me.cygwin2013@cgf.cx>
+
+	* i686.din: Remove _strtold.
+	* x86_64.din: Move strtold definition...
+	* common.din: ...to here.
+
+2013-05-07  Christopher Faylor  <me.cygwin2013@cgf.cx>
+
+	* fhandler_tty.cc (fhandler_pty_common::__acquire_output_mutex): Never
+	wait an INFINITE amount of time.  Instead default to 1/10 second.
+	(fhandler_pty_slave::open): Just default to INFINITE wait rather than
+	(now) waiting longer than other similar calls.
+
+2013-05-03  Christopher Faylor  <me.cygwin2013@cgf.cx>
+
+	* spawn.cc (ILLEGAL_SIG_FUNC_PTR): New define.
+	(system_call_handle): Rename from system_call_cleanup.
+	(is_system_call): New convenience method.
+	(system_call_handle::system_call_handle): Use ILLEGAL_SIG_FUNC_PTR
+	rather than cast.  Call sig_send here rather than in caller.
+	Initialize oldint.
+	(system_call_handle::arm): New function pulled from constructor.
+	(~system_call_handle::system_call_handle): Use is_system_call().
+	(child_info_spawn::worker): Use system_call_handle to set up for system
+	call early.  Use arm call prior to waiting for child to properly set up
+	signal handling.  Move comment closer to code it is commenting on.
+
+2013-05-01  Christopher Faylor  <me.cygwin2013@cgf.cx>
+
+	* resource.cc (setrlimit): Use consistent commenting style.  Return
+	EINVAL when rlim_cur > rlim_max.
+
+2013-04-30  Yaakov Selkowitz  <yselkowitz@users.sourceforge.net>
+
+	Throughout, (mainly in fhandler*) fix remaining gcc 4.7 mismatch
+	warnings between regparm definitions and declarations.
+	* smallprint.cc (__small_vswprintf): Conditionalize declaration and
+	setting of l_opt for only x86_64.
+	* spawn.cc (child_info_spawn::worker): Remove unused 'pid' variable.
+	* thread.cc (verifyable_object_isvalid): Temporarily define as
+	non-inline with gcc 4.7+, regardless of target.
+
+2013-04-30  Christopher Faylor  <me.cygwin2013@cgf.cx>
+
+	* gendef: Fix sigfe.s typo.
+
+2013-04-30  Christopher Faylor  <me.cygwin2013@cgf.cx>
+
+	* spawn.cc (system_call_cleanup): Rename from pthread_cleanup.  Extend
+	functionality.
+	(system_call_cleanup::system_call_cleanup): Set up signals like
+	system() requires.  Unblock previously-blocked signal handling.
+	(system_call_cleanup::~system_call_cleanup): Restore signal handling
+	after system().
+	(child_info_spawn::worker): Put signals on hold and use
+	system_call_cleanup class to set and restore signals rather than doing
+	it prior to to running the program.  Remove the ill-conceived
+	pthread_cleanup stuff.
+
+2013-04-30  Christopher Faylor  <me.cygwin2013@cgf.cx>
+
+	* exceptions.cc (cygwin_exception::dumpstack): Guard against wild
+	pointer dereference.
+	(CYG_EXC_CONTINUE_EXECUTION): Define based on standard Windows
+	definition.
+	(CYG_EXC_CONTINUE_SEARCH): Ditto.
+	(exception::handle): Move andreas detection earlier.  Make comment
+	clearer.
+	(signal_exit): Set core-dumped flag.
+
+2013-04-30  Christopher Faylor  <me.cygwin2013@cgf.cx>
+
+	* i686.din: New file.
+	* x86_64.din: New file.
+	* common.din: New file.
+	* cygwin.din: Delete.
+	* cygwin64.din: Delete.
+	* gendef: Rework to take options rather than using positional
+	parameters.  Accept multiple files as input.
+	* Makefile.in: Rework to allow multiple .din files as input to gendef.
+	* configure.in: Change names of .din files to be expressively target
+	specific.
+	* aclocal.m4: Regenerate.
+	* configure: Ditto.
+
+2013-04-29  Christopher Faylor  <me.cygwin2013@cgf.cx>
+
+	* autoload.cc (CreateSymbolicLinkW): Rename from CreateSymbolicLink.
+
+2013-04-26  Corinna Vinschen  <corinna@vinschen.de>
+
+	* fcntl.cc (fcntl): Define as export alias for fcntl64 on x86_64.
+
+2013-04-24  Corinna Vinschen  <corinna@vinschen.de>
+
+	* autoload.cc (CreateSymbolicLink): Define.
+	* environ.cc (set_winsymlinks): Set allow_winsymlinks.
+	(parse_thing): Change "winsymlinks" to set by function.
+	* globals.cc (enum winsym_t): Define.
+	(allow_winsymlinks): Define as winsym_t.
+	(ro_u_afs): New R/O Unicode string.
+	* mount.cc (fs_info::update): Fix comment.  Handle AFS.
+	(fs_names): Add "afs".
+	* mount.h (enum fs_info_type): Add afs.
+	(class fs_info): Implement afs.
+	* path.cc (symlink): Drop third parameter in call to symlink_worker.
+	(symlink_nfs): New function.
+	(symlink_native): New function.
+	(symlink_worker): Drop third argument.  Handle native symlink type by
+	calling symlink_native.  Move code to handle NFS to symlink_nfs.  Fix
+	formatting.  Slightly restructure code.
+	* path.h (class path_conv): Add fs_is_afs method.
+	(symlink_worker): Declare here.
+	* security.h: Define privilege constants as unsigned int instead of as
+	unsigned long.
+	* syscalls.cc (mknod_worker): Set third parameter in symlink_worker
+	call to WSYM_lnk.
+	* winsup.h (symlink_worker): Drop declaration here.
+
+2013-04-23  Corinna Vinschen  <corinna@vinschen.de>
+
+	* cygwin64.din (_setjmp): Export.
+	(_longjmp): Export.
+
+2013-04-23  Corinna Vinschen  <corinna@vinschen.de>
+
+	* Merge in cygwin-64bit-branch.  See ChangeLog.64bit for details.
+
 2013-04-22  Corinna Vinschen  <corinna@vinschen.de>
 
 	* include/sys/queue.h: Delete in favor of more complete newlib file.