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1_7_14-release'.
Sprout from cygwin-64bit-branch 2012-08-10 09:37:33 UTC cvs2svn 'This commit was manufactured by cvs2svn to create branch 'cygwin-64bit-'
Cherrypick from master 2012-04-24 14:42:51 UTC Corinna Vinschen <corinna@vinschen.de> ' * new-features.sgml (ov-new1.7.14): New section. Add new console mouse':
COPYING3
COPYING3.LIB
ChangeLog
MAINTAINERS
compile
config.rpath
config.sub
config/ChangeLog
config/mh-darwin
config/mh-interix
config/mh-ppc-aix
config/mt-alphaieee
config/mt-sde
config/picflag.m4
config/stdint.m4
config/tcl.m4
configure
configure.ac
include/ChangeLog
include/dis-asm.h
include/dwarf2.h
include/elf/ChangeLog
include/elf/avr.h
include/elf/common.h
include/elf/m68hc11.h
include/elf/ppc.h
include/elf/s390.h
include/elf/sparc.h
include/filenames.h
include/gdb/ChangeLog
include/gdb/callback.h
include/gdb/signals.def
include/gdb/signals.h
include/mach-o/ChangeLog
include/mach-o/codesign.h
include/mach-o/external.h
include/mach-o/loader.h
include/mach-o/reloc.h
include/mach-o/x86-64.h
include/opcode/ChangeLog
include/opcode/avr.h
include/opcode/m68hc11.h
include/opcode/mips.h
include/opcode/ppc.h
include/opcode/sparc.h
include/plugin-api.h
ltgcc.m4
ltoptions.m4
ltversion.m4
lt~obsolete.m4
newlib/ChangeLog
newlib/doc/Makefile.am
newlib/doc/Makefile.in
newlib/libc/include/stdio.h
newlib/libc/include/string.h
newlib/libc/include/sys/signal.h
newlib/libc/include/sys/stat.h
newlib/libc/include/sys/time.h
newlib/libc/include/sys/times.h
newlib/libc/include/sys/types.h
newlib/libc/include/sys/unistd.h
newlib/libc/include/sys/wait.h
newlib/libc/locale/lmessages.c
newlib/libc/locale/lmonetary.c
newlib/libc/locale/nl_langinfo.c
newlib/libc/machine/cr16/sys/asm.h
newlib/libc/machine/epiphany/Makefile.am
newlib/libc/machine/epiphany/Makefile.in
newlib/libc/machine/epiphany/aclocal.m4
newlib/libc/machine/epiphany/configure
newlib/libc/machine/epiphany/configure.in
newlib/libc/machine/epiphany/machine/stdlib.h
newlib/libc/machine/epiphany/setjmp.S
newlib/libc/machine/rl78/Makefile.am
newlib/libc/machine/rl78/Makefile.in
newlib/libc/machine/rl78/aclocal.m4
newlib/libc/machine/rl78/configure
newlib/libc/machine/rl78/configure.in
newlib/libc/machine/rl78/setjmp.S
newlib/libc/posix/collate.c
newlib/libc/posix/engine.c
newlib/libc/posix/glob.c
newlib/libc/posix/popen.c
newlib/libc/posix/readdir.c
newlib/libc/posix/regcomp.c
newlib/libc/posix/telldir.c
newlib/libc/posix/wordexp.c
newlib/libc/reent/mkdirr.c
newlib/libc/reent/renamer.c
newlib/libc/search/hash.c
newlib/libc/search/hash_bigkey.c
newlib/libc/search/hash_page.c
newlib/libc/search/hcreate_r.c
newlib/libc/stdio/asiprintf.c
newlib/libc/stdio/asprintf.c
newlib/libc/stdio/clearerr.c
newlib/libc/stdio/fclose.c
newlib/libc/stdio/fdopen.c
newlib/libc/stdio/feof.c
newlib/libc/stdio/ferror.c
newlib/libc/stdio/fflush.c
newlib/libc/stdio/fgetc.c
newlib/libc/stdio/fgets.c
newlib/libc/stdio/fgetwc.c
newlib/libc/stdio/fgetws.c
newlib/libc/stdio/fileno.c
newlib/libc/stdio/findfp.c
newlib/libc/stdio/fmemopen.c
newlib/libc/stdio/fopen.c
newlib/libc/stdio/fopencookie.c
newlib/libc/stdio/fpurge.c
newlib/libc/stdio/fputc.c
newlib/libc/stdio/fputs.c
newlib/libc/stdio/fputwc.c
newlib/libc/stdio/fputws.c
newlib/libc/stdio/fread.c
newlib/libc/stdio/freopen.c
newlib/libc/stdio/fseek.c
newlib/libc/stdio/ftell.c
newlib/libc/stdio/funopen.c
newlib/libc/stdio/fwide.c
newlib/libc/stdio/fwrite.c
newlib/libc/stdio/getc.c
newlib/libc/stdio/getdelim.c
newlib/libc/stdio/gets.c
newlib/libc/stdio/local.h
newlib/libc/stdio/mktemp.c
newlib/libc/stdio/open_memstream.c
newlib/libc/stdio/putc.c
newlib/libc/stdio/setvbuf.c
newlib/libc/stdio/ungetc.c
newlib/libc/stdio/ungetwc.c
newlib/libc/stdio/vasiprintf.c
newlib/libc/stdio/vasprintf.c
newlib/libc/stdio/vfprintf.c
newlib/libc/stdio/vfscanf.c
newlib/libc/stdio/vfwprintf.c
newlib/libc/stdio/vfwscanf.c
newlib/libc/stdio64/fdopen64.c
newlib/libc/stdio64/fopen64.c
newlib/libc/stdio64/freopen64.c
newlib/libc/stdio64/fseeko64.c
newlib/libc/stdio64/ftello64.c
newlib/libc/stdlib/mbtowc_r.c
newlib/libc/stdlib/mprec.h
newlib/libc/stdlib/wctomb_r.c
newlib/libc/string/Makefile.am
newlib/libc/string/Makefile.in
newlib/libc/string/strcasestr.c
newlib/libc/sys/epiphany/Makefile.am
newlib/libc/sys/epiphany/Makefile.in
newlib/libc/sys/epiphany/aclocal.m4
newlib/libc/sys/epiphany/configure
newlib/libc/sys/epiphany/configure.in
newlib/libc/sys/epiphany/e_printf.c
newlib/libc/sys/rtems/crt0.c
newlib/libc/sys/rtems/machine/_types.h
newlib/libc/sys/sysnecv850/crt0.S
newlib/libc/time/strptime.c
newlib/libm/common/sf_round.c
newlib/libm/math/e_atan2.c
newlib/libm/math/e_exp.c
newlib/libm/math/e_pow.c
newlib/libm/math/e_rem_pio2.c
newlib/libm/math/ef_exp.c
newlib/libm/math/ef_pow.c
newlib/libm/math/er_lgamma.c
newlib/libm/math/erf_lgamma.c
newlib/testsuite/newlib.stdio/stdio.exp
newlib/testsuite/newlib.stdio/swprintf.c
newlib/testsuite/newlib.string/strcmp-1.c
winsup/ChangeLog
winsup/Makefile.common
winsup/cygserver/ChangeLog
winsup/cygserver/woutsup.h
winsup/cygwin/ChangeLog
winsup/cygwin/Makefile.in
winsup/cygwin/advapi32.cc
winsup/cygwin/child_info.h
winsup/cygwin/configure.in
winsup/cygwin/cygheap.cc
winsup/cygwin/cygheap.h
winsup/cygwin/cygserver_ipc.h
winsup/cygwin/cygthread.cc
winsup/cygwin/cygtls.cc
winsup/cygwin/cygtls.h
winsup/cygwin/cygwin.din
winsup/cygwin/cygwin.sc
winsup/cygwin/dcrt0.cc
winsup/cygwin/devices.cc
winsup/cygwin/devices.in
winsup/cygwin/dll_init.cc
winsup/cygwin/dtable.cc
winsup/cygwin/dtable.h
winsup/cygwin/environ.cc
winsup/cygwin/exceptions.cc
winsup/cygwin/external.cc
winsup/cygwin/fenv.cc
winsup/cygwin/fhandler.cc
winsup/cygwin/fhandler.h
winsup/cygwin/fhandler_clipboard.cc
winsup/cygwin/fhandler_console.cc
winsup/cygwin/fhandler_disk_file.cc
winsup/cygwin/fhandler_dsp.cc
winsup/cygwin/fhandler_fifo.cc
winsup/cygwin/fhandler_mem.cc
winsup/cygwin/fhandler_procnet.cc
winsup/cygwin/fhandler_registry.cc
winsup/cygwin/fhandler_serial.cc
winsup/cygwin/fhandler_socket.cc
winsup/cygwin/fhandler_tape.cc
winsup/cygwin/fhandler_termios.cc
winsup/cygwin/fhandler_tty.cc
winsup/cygwin/fhandler_virtual.cc
winsup/cygwin/fhandler_windows.cc
winsup/cygwin/flock.cc
winsup/cygwin/fork.cc
winsup/cygwin/gendef
winsup/cygwin/gentls_offsets
winsup/cygwin/globals.cc
winsup/cygwin/heap.cc
winsup/cygwin/hookapi.cc
winsup/cygwin/include/cygwin/if.h
winsup/cygwin/include/cygwin/in.h
winsup/cygwin/include/cygwin/socket.h
winsup/cygwin/include/cygwin/version.h
winsup/cygwin/include/elf.h
winsup/cygwin/include/inttypes.h
winsup/cygwin/include/mntent.h
winsup/cygwin/include/netdb.h
winsup/cygwin/include/stdint.h
winsup/cygwin/include/sys/elf32.h
winsup/cygwin/include/sys/elf64.h
winsup/cygwin/include/sys/elf_common.h
winsup/cygwin/include/sys/elf_generic.h
winsup/cygwin/include/sys/wait.h
winsup/cygwin/kernel32.cc
winsup/cygwin/lib/_cygwin_crt0_common.cc
winsup/cygwin/lib/crt0.h
winsup/cygwin/libc/inet_addr.c
winsup/cygwin/libc/inet_network.c
winsup/cygwin/libc/minires-os-if.c
winsup/cygwin/libc/minires.h
winsup/cygwin/libc/rcmd.cc
winsup/cygwin/miscfuncs.cc
winsup/cygwin/miscfuncs.h
winsup/cygwin/mkvers.sh
winsup/cygwin/mount.cc
winsup/cygwin/mount.h
winsup/cygwin/net.cc
winsup/cygwin/ntdll.h
winsup/cygwin/passwd.cc
winsup/cygwin/path.cc
winsup/cygwin/path.h
winsup/cygwin/pinfo.cc
winsup/cygwin/pipe.cc
winsup/cygwin/poll.cc
winsup/cygwin/posix.sgml
winsup/cygwin/posix_ipc.cc
winsup/cygwin/pseudo-reloc.cc
winsup/cygwin/regex/regcomp.c
winsup/cygwin/registry.cc
winsup/cygwin/release/1.7.10
winsup/cygwin/release/1.7.11
winsup/cygwin/release/1.7.12
winsup/cygwin/release/1.7.13
winsup/cygwin/release/1.7.14
winsup/cygwin/sched.cc
winsup/cygwin/sec_helper.cc
winsup/cygwin/security.cc
winsup/cygwin/security.h
winsup/cygwin/select.cc
winsup/cygwin/select.h
winsup/cygwin/shared.cc
winsup/cygwin/signal.cc
winsup/cygwin/sigproc.cc
winsup/cygwin/sigproc.h
winsup/cygwin/smallprint.cc
winsup/cygwin/spawn.cc
winsup/cygwin/strace.cc
winsup/cygwin/strfuncs.cc
winsup/cygwin/syscalls.cc
winsup/cygwin/syslog.cc
winsup/cygwin/thread.cc
winsup/cygwin/thread.h
winsup/cygwin/tlsoffsets.h
winsup/cygwin/wait.cc
winsup/cygwin/winbase.h
winsup/cygwin/wincap.cc
winsup/cygwin/wincap.h
winsup/cygwin/winlean.h
winsup/cygwin/winsup.h
winsup/doc/ChangeLog
winsup/doc/cygwinenv.sgml
winsup/doc/faq-programming.xml
winsup/doc/faq-using.xml
winsup/doc/new-features.sgml
winsup/doc/pathnames.sgml
winsup/doc/setup-net.sgml
winsup/doc/using.sgml
winsup/lsaauth/ChangeLog
winsup/lsaauth/Makefile.in
winsup/lsaauth/cyglsa.c
winsup/lsaauth/cyglsa64.dll
winsup/lsaauth/make-64bit-version-with-mingw-w64.sh
winsup/mingw/ChangeLog
winsup/mingw/configure
winsup/mingw/configure.in
winsup/mingw/include/_mingw.h
winsup/mingw/include/excpt.h
winsup/mingw/include/inttypes.h
winsup/mingw/include/limits.h
winsup/mingw/include/process.h
winsup/mingw/include/stdint.h
winsup/mingw/include/stdio.h
winsup/mingw/include/stdlib.h
winsup/mingw/include/sys/param.h
winsup/mingw/include/wchar.h
winsup/mingw/mingwex/Makefile.in
winsup/mingw/mingwex/gdtoa/gd_qnan.h
winsup/mingw/mingwex/tsearch.c
winsup/mingw/profile/Makefile.in
winsup/utils/ChangeLog
winsup/utils/Makefile.in
winsup/utils/bloda.cc
winsup/utils/cygcheck.cc
winsup/utils/cygpath.cc
winsup/utils/dump_setup.cc
winsup/utils/dumper.cc
winsup/utils/locale.cc
winsup/utils/mkpasswd.c
winsup/utils/ps.cc
winsup/utils/regtool.cc
winsup/utils/strace.cc
winsup/w32api/ChangeLog
winsup/w32api/include/setupapi.h
winsup/w32api/include/winbase.h
winsup/w32api/include/windows.h
winsup/w32api/include/winnt.h
winsup/w32api/include/winsock.h
winsup/w32api/include/winsock2.h
winsup/w32api/include/winuser.h
winsup/w32api/include/winver.h
winsup/w32api/include/wtsapi32.h
winsup/w32api/lib/Makefile.in
winsup/w32api/lib/kernel32.def
winsup/w32api/lib/wtsapi32.def
Delete:
config/asmcfi.m4
config/math.m4
config/mmap.m4
config/weakref.m4
include/dwarf2.def
include/elf/xgate.h
include/gdb/gdb-index.h
include/leb128.h
include/opcode/xgate.h
newlib/libc/string/memrchr.c
winsup/cygwin/DevNotes
winsup/cygwin/cygwait.cc
winsup/cygwin/cygwait.h
winsup/cygwin/include/machine/elf.h
winsup/cygwin/include/sys/elf.h
winsup/mingw/mingwex/membarrier.c
winsup/w32api/include/sdkddkver.h
winsup/w32api/include/shobjidl.h
winsup/w32api/lib/shobjidl-uuid.c
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* cygserver_ipc.h (ipc_set_proc_info): Use _cygtls::ipc_set_proc_info to set
per-thread signal arrived value.
* cygthread.cc (cygthread::detach): Use per-thread signal_arrived via
set_thread_waiting.
* fork.cc (_cygtls::fixup_after_fork): Clear signal_arrived.
(_cygtls::remove): Close any signal_arrived handle when thread exists.
(_cygtls::find_tls): Remove unneeded function.
* cygtls.h: Update copyright.
(class _cygtls): Reorganize to help avoid rebuilding newlib when structure
changes.
(_cygtls::event): Delete.
(_cygtls::threadkill): Ditto.
(_cygtls::signal_waiting): Declare new bool.
(_cygtls::find_tls): Delete declaration.
(_cygtls::set_threadkill): Ditto.
(_cygtls::reset_threadkill): Ditto.
(_cygtls::set_signal_arrived): Declare new function.
(class set_thread_waiting): Declare new class.
* cygwait.cc (cw_nowait_storage): Define.
(cygwait): Set per-thread signal_arrived via set_thread_waiting. Don't
special-case _main_tls.
* cygwait.h (cw_nowait): Define.
(cw_infinite): Ditto.
(cygwait): Redefine pathological wait-only case.
* dcrt0.cc (dll_crt0_0): Remove call to now-defunct events_init().
(dll_crt0_1): Remove call to now-defunct create_signal_arrived().
* exceptions.cc: Reflect set_signal_mask() argument reordering throughout.
Remove signal mask synchronization throughout.
(events_init): Delete definition.
(mask_sync): Delete now-unneeded mask synchronization.
(set_signal_mask): Reverse order of arguments to "standard" to, from layout.
Rename "newmask" argument to "setmask". Remove debugging.
(sig_handle_tty_stop): Use cancelable_wait rather than WFMO.
(_cygtls::interrupt_setup): Don't treat "threadkill" events specially.
Conditionally set signal_arrived depending on whether the thread has created it
or not.
(sigpacket::process): Reorganize to reflect thread-specific sending of signals
which is more in line with the way it was actually supposed to work.
* fhandler_socket.cc (get_inet_addr): Use cancelable_wait rather than
IsEventSignalled to avoid potential race.
(fhandler_socket::wait_for_events): Set signal_arrived event using
set_thread_waiting().
(fhandler_socket::close): Use cygwait for the case of just waiting 10 ms for a
signal.
* fhandler_tape.cc (fhandler_dev_tape::_lock): Use cancelable_wait rather than
WFMO. Redo switch/case tests accordingly.
* fhandler_termios.cc (fhandler_termios::bg_check): Use cygwait for case of
just waiting 0 ms for a potential signal.
* fhandler_tty.cc (fhandler_pty_master::process_slave_output): Use
cancelable_wait rather than WFSO.
* fhandler_windows.cc (fhandler_windows::read): Set per-thread signal_arrived
via set_thread_waiting().
* flock.cc (lf_setlock): Ditto.
* select.cc (pselect): Ditto. Set per-thread signal_arrived using
set_thread_waiting().
* gendef: Don't special case handling of _cygtls::sig for threads.
* gentls_offsets: Use #pragma once in tlsoffsets.h.
* ntdll.h: Use #pragma once.
* poll.cc: Reflect set_signal_mask() argument reordering.
* posix_ipc.cc (ipc_mutex_lock): Use cancelable_wait rather than WFMO.
(ipc_cond_timedwait): Set perl-thread signal arrived using
set_thread_waiting().
* security.h: Use #pragma once.
* signal.cc (abort): Reflect set_signal_mask() argument reordering.
(clock_nanosleep): Ditto. Change call to cancelable_wait to properly specify
handling of cancel and interrupt.
(sigwaitinfo): Remove handling of per-thread event in favor of per-thread
signal_arrived. Use cancelable_wait rather than WFSO.
* sigproc.cc (signal_arrived): Delete definition.
(create_signal_arrived): Ditto.
* sigproc.h (signal_arrived): Delete declaration.
(set_signal_mask): Avoid defining as a "C" function. Don't conditionally
declare.
(create_signal_arrived): Delete declaration.
* syscalls.cc (rename): Use cygwait() rather than WFSO.
* thread.h (fast_mutex::lock): Use cw_infinite rather than LARGE_NULL.
* wait.cc (wait4): Ditto.
* thread.cc (pthread_mutex::lock): Ditto.
(pthread::join): Ditto.
(semaphore::_wait): Ditto.
(pthread_kill): Remove set_threadkill() accommodation.
* tlsoffsets.h: Regenerate.
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Check in actual change associated with ChangeLog.
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handling of call_signal_handler.
* cygwait.h (WAIT_CANCELED): Move here and redefine.
(WAIT_SIGNALED): Ditto.
* thread.h (WAIT_CANCELED): Delete.
(WAIT_SIGNALED): Ditto.
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pthread::get_cancel_event to fetch thread's cancel event.
* flock.cc (lf_setlock): Ditto.
* posix_ipc.cc (ipc_cond_timedwait): Ditto.
* thread.cc (pthread::get_cancel_event): New static method.
* thread.h (pthread::get_cancel_event): Declare.
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* fhandler_socket.cc (fhandler_socket::connect): Ditto.
(fhandler_socket::accept4): Ditto.
(fhandler_socket::recvfrom): Ditto.
(fhandler_socket::recvmsg): Ditto.
(fhandler_socket::sendto): Ditto.
(fhandler_socket::sendmsg): Ditto.
* flock.cc (lf_setlock): Allow to cancel thread running blocking
file lock. Try to make code more readable.
(lockf): Call pthread_testcancel.
* mmap.cc (msync): Ditto.
* posix_ipc.cc (ipc_cond_timedwait): Call pthread::static_cancel_self
rather than pthread_testcancel.
* select.cc (cygwin_select): Call pthread_testcancel.
* syscalls.cc (pread): Ditto.
(pwrite): Ditto.
(readv): Ditto.
(writev): Ditto.
(open): Ditto.
(close): Ditto.
(fsync): Ditto.
* termios.cc (tcdrain): Ditto.
* thread.cc: Align list of cancellation points with above changes.
Mark not-implemented functions, too.
(cancelable_wait): Don't set unused object indices to WAIT_FAILED
since that could result in wrong behaviour. Set them to the invalid
value WAIT_TIMEOUT + 1 instead.
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cancel_event if thread's cancelability isn't disabled.
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cancel_event, if any. Call pthread_testcancel if cancel_event has been
signalled.
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(_mq_send): Add pthread_testcancel call at start of function.
(_mq_receive): Ditto.
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* errno.cc (geterrno_from_nt_status): Define.
* flock.cc: Fix copyright dates.
* ntdll.h (enum _TIMER_TYPE): Define.
(PTIMER_APC_ROUTINE): Define.
(NtCancelTimer): Declare.
(NtCreateTimer): Declare.
(NtSetTimer): Declare.
* posix_ipc.cc (ipc_cond_timedwait): Rewrite to make interruptible and
restartable. Call pthread_testcancel in case of timeout to enable
pthread_cancel on waiting thread. Replace WFMO timeout with waiting
for a waitable timer. Explain why. Replace single call to WFMO with
two calls, one for the event, one for the mutex. Don't lock mutex in
case of error.
(ipc_cond_signal): Make void function.
(ipc_cond_close): Ditto.
(_mq_send): Immediately return -1 in case of error from
ipc_cond_timedwait.
(_mq_receive): Ditto.
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* fhandler_disk_file.cc (fhandler_base::open_fs): Replace call to
AllocateLocallyUniqueId with call to NtAllocateLocallyUniqueId;
* posix_ipc.cc (mq_open): Ditto. Drop error handling for that call.
(sem_open): Ditto.
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actual error number.
(_mq_send): Break loop if ipc_cond_timedwait returns with error.
(_mq_receive): Ditto.
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access mask is correct.
(ipc_cond_init): Take additional parameter to differ between send and
receive event. Call NtCreateEvent to make sure the access mask is
correct.
(ipc_cond_timedwait): Reset Event prior to calling WFMO.
(struct mq_info): Split mqi_wait into two events, mqi_waitsend and
mqi_waitrecv.
(mq_open): Calloc mqinfo. Create mqi_waitsend and mqi_waitrecv events.
Make sure all synchronization objects are closed in case of an error.
(_mq_send): Wait for mqi_waitsend event. Signal mqi_waitrecv event.
(_mq_receive): Wait for mqi_waitrecv event. Signal mqi_waitsend event.
(mq_close): Close mqi_waitsend and mqi_waitrecv events.
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(pipe2): Export.
* dtable.cc (dtable::dup_worker): Take additional flags parameter.
Handle O_CLOEXEC flag.
(dtable::dup3): Rename from dup2. Take additional flags parameter.
Check for valid flags. Drop check for newfd == oldfd.
* dtable.h (dtable::dup_worker): Add flags parameter.
(dtable::dup3): Rename from dup2.
* fcntl.cc (fcntl64): Add F_DUPFD_CLOEXEC case.
* fhandler.h (fhandler_mailslot::get_object_attr): Add flags parameter.
* fhandler.cc (fhandler_base::open): Use security attribute with
inheritance according to setting of O_CLOEXEC flag.
* fhandler_console.cc (fhandler_console::open): Ditto.
* fhandler_fifo.cc (sec_user_cloexec): New inline function to
create security attribute with inheritance according to setting of
O_CLOEXEC flag.
(fhandler_fifo::open): Call sec_user_cloexec to fetch security
attribute.
(fhandler_fifo::wait): Ditto.
* fhandler_mem.cc (fhandler_dev_mem::open): Ditto.
* fhandler_mailslot.cc (fhandler_mailslot::get_object_attr): Take
additional flags parameter. Use security attribute with inheritance
according to setting of O_CLOEXEC flag.
(fhandler_mailslot::open): Call get_object_attr with flags parameter.
* fhandler_registry.cc (fhandler_registry::open): Call set_close_on_exec
on real handles to accommodate O_CLOEXEC flag.
* fhandler_tty.cc (fhandler_tty_slave::open): Ditto.
* fhandler_tape.cc: Create mutex with inheritance according to setting
of O_CLOEXEC flag.
* pipe.cc: Replace usage of O_NOINHERIT with O_CLOEXEC.
(fhandler_pipe::init): Simplify setting close_on_exec flag.
(fhandler_pipe::open): Remove setting close_on_exec flag.
(fhandler_pipe::create): Use security attribute with inheritance
according to setting of O_CLOEXEC flag.
(pipe2): New exported function.
* posix_ipc.cc: Throughout, open backing files with O_CLOEXEC
flag to follow POSIX semantics.
* security.h (sec_none_cloexec): New define.
* syscalls.cc (dup): Add missing extern "C" qualifier. Accommodate
renaming of dtable::dup2 to dtable::dup3.
(dup2): Ditto. Check newfd == oldfd here.
(dup3): New function. Check newfd == oldfd here.
(open): Set close_on_exec flag according to O_CLOEXEC flag before
calling fhandler->open.
* include/cygwin/version.h (CYGWIN_VERSION_API_MINOR): Bump.
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case of errors.
(sem_open): Ditto.
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convention rules to Linux. Add comment.
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from complaining about the very thing we're trying to test.
* ntea.cc (read_ea): Reorganize to avoid a new compiler warning/error.
* sched.cc (sched_rr_get_interval): Ditto.
* select.cc (peek_serial): Ditto.
* libc/rexec.cc (ruserpass): Ditto.
* posix_ipc.cc (ipc_names): Make static to avoid a compiler warning
(and it's the right thing to do anyway).
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and use FILE_ATTRIBUTE_DIRECTORY directly in call to NtCreateFile.
* posix_ipc.cc (ipc_mutex_init): Fix format string when creating IPC
object name.
(ipc_cond_init): Ditto.
* security.cc (alloc_sd): Add parentheses to fix setting initial
owner_allow value.
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* autoload.cc (WSACloseEvent): Remove.
(WSACreateEvent): Remove.
* cygheap.cc (cygheap_init): Drop initializing shared_prefix.
* cygheap.h (struct init_cygheap): Drop shared_prefix and
shared_prefix_buf members.
* fhandler_socket.cc (sock_shared_name): New static function.
(search_wsa_event_slot): Convert name buffers to WCHAR. Call
NtCreateMutant/NtOpenMutant to create mutexes in session local
namespace.
(fhandler_socket::init_events): Ditto. Fix debug output.
(fhandler_socket::release_events): Close mutexes using NtClose.
(fhandler_socket::dup): Ditto.
* kernel32.cc: New file, implementing Win32 calls in a Cygwin-specific
way.
* mmap.cc (MapView): Make static.
* ntdll.h: Fix status code sorting.
(STATUS_OBJECT_NAME_EXISTS): Define.
(SEMAPHORE_QUERY_STATE): Define.
(CYG_SHARED_DIR_ACCESS): Define.
(CYG_MUTANT_ACCESS): Define.
(CYG_EVENT_ACCESS): Define.
(CYG_SEMAPHORE_ACCESS): Define.
(enum _PROCESSINFOCLASS): Define ProcessSessionInformation.
(struct _PROCESS_SESSION_INFORMATION): Define.
(NtCreateSemaphore): Declare.
(NtOpenSemaphore): Declare.
* flock.cc: Use CYG_xxx_ACCESS access masks where appropriate.
* posix_ipc.cc (ipc_mutex_init): Use native functions to create mutex.
Create in cygwin-shared subdir.
(ipc_cond_init): Ditto for event.
(ipc_mutex_close): Use NtClose.
(ipc_cond_close): Ditto.
(mq_open): Drop "cyg" prefix from mqh_uname.
* shared.cc (CYG_SHARED_DIR_ACCESS): Drop definition here.
(_cygwin_testing): Declare extern on file level.
(get_shared_parent_dir): Change name of shared directory. Add name
to api_fatal output.
(get_session_parent_dir): New function.
(shared_name): Simplify.
(shared_info::initialize): Call get_session_parent_dir.
* shared_info.h (get_session_parent_dir): Declare.
* smallprint.cc (__small_vswprintf): Fix bug in multibyte string
conversion.
* thread.cc (semaphore::semaphore): Align semaphore name to object
names in posix IPC functions.
* include/cygwin/version.h (CYGWIN_VERSION_SHARED_DATA): Bump.
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* fcntl.cc (fcntl_worker): Remove.
(fcntl64): Add fault handler. Move fcntl_worker stuff here. Add case
for locking and call fhandler's lock method directly. Make sure that
F_FLOCK flag isn't set in lock call.
(_fcntl): Add fault handler.
* fhandler.cc (fhandler_base::fcntl): Drop lock cases.
* flock.cc (flock): Add fault handler. Simplify code. Call fhandlers
lock method directly instead of fcntl_worker. Add debug output.
(lockf): Add fault handler. Call fhandlers lock method directly
instead of fcntl_worker. Add debug output.
* winsup.h (fcntl_worker): Drop declaration.
(fcntl64): Declare.
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the prefix len in it.
(check_path): Take length parameter. Use this length insetad of
calling strlen. Allow PATH_MAX length paths.
(ipc_mutex_init): Use MAX_PATH instead of CYG_MAX_PATH.
(ipc_cond_init): Ditto.
(shm_open): Allocate local name buffer not bigger than necessary. Call
check_path with additional length argument.
(shm_unlink): Ditto.
(mq_open): Ditto.
(mq_unlink): Ditto.
(sem_open): Ditto.
(sem_unlink): Ditto.
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* net.cc: Ditto.
* posix_ipc.cc: Ditto.
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shared_prefix depending only on terminal service capability.
* dcrt0.cc (dll_crt0_1): Don't call set_cygwin_privileges here.
* fhandler_fifo.cc (fhandler_fifo::open): Create the mutex as global
object.
* posix_ipc.cc (ipc_mutex_init): Use cygheap->shared_prefix.
(ipc_cond_init): Ditto.
* sec_helper.cc (privilege_name): Make static. Use LookupPrivilegeName
directly to be independent of the state of cygheap.
(set_privilege): Take a LUID as parameter instead of an index value.
Only print debug output in case of failure.
(set_cygwin_privileges): Add comment. Use LookupPrivilegeValue to
get privilege LUIDs.
(init_global_security): Call set_cygwin_privileges here.
* security.h (privilege_name): Drop declaration.
(set_privilege): Declare according to above change.
(set_process_privilege): Call privilege_luid to get LUID.
(_push_thread_privilege): Ditto.
* shared.cc (open_shared): Add comment. On systems supporting the
SeCreateGlobalPrivilege, try to create/open global shared memory first.
Fall back to local shared memory if that fails.
* thread.cc (semaphore::semaphore): Use cygheap->shared_prefix.
* wincap.h (wincapc::has_create_global_privilege): New element.
* wincap.cc: Implement above element throughout.
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* posix_ipc.cc: Include thread.h and semaphore.h. Remove TODO
comment.
(ipc_names): Add max_len member. Set to maximum length of the path
before tacking on the prefix path. Set prefix path for named semaphors
to /dev/shm, as on Linux.
(enum ipc_type_t): Change sem to semaphore to avoid name conflicts.
(check_path): Detect empty paths. Use ipc_names's max_len member.
Use __small_sprintf to create full object path name. Special case
semaphores.
(ipc_cond_init): Drop superfluous strcpy.
(class ipc_flock): New class to simplify file locking in subsequent
code.
(struct mq_hdr): Raise size of mqh_uname to allow adding a unique
LUID to the name.
(mq_open): Fix formatting. Create unique synchronization object names
using AllocateLocallyUniqueId.
(struct sem_finfo): New structure defining named semaphore file content.
(sem_open): Move here. Rework implementation to allow kernel
persistent implementation of POSIX named semaphores.
(_sem_close): Implement sem_close.
(sem_close): Move here. Just call _sem_close with do_close parameter
set to true.
(sem_unlink): New function.
* pthread.cc (mangle_sem_name): Remove.
(sem_open): Move to posix_ipc.cc.
(sem_close): Ditto.
* syscalls.cc (close_all_files): Call semaphore::terminate here.
* thread.cc: Fix formatting. Rearrange semaphore functions so that
they are close together.
(semaphore::semaphore): Rework to play nicely with new named semaphore
implementation.
(semaphore::_terminate): Call _sem_close if semaphore is a named
semaphore.
(semaphore::destroy): Don't destroy named semaphores. Return EINVAL
instead.
(semaphore::close): Only destroy named semaphores. Return EINVAL
otherwise.
(semaphore::open): Rework to play nicely with new named semaphore
implementation. Loop through existing semaphores to be able to
return same sem_t pointer as a former call on the same named semaphore.
(semaphore::getinternal): New function called from _sem_close.
* thread.h (class List): Make mx and head public.
(class semaphore): Fix formatting. Align method declarations with
implementation in thread.cc. Add members used for named semaphores.
(semaphore::terminate): New static method.
* include/semaphore.h: Redefine SEM_FAILED. Fix formatting.
(sem_unlink): Add declaration.
* include/cygwin/version.h: Bump API minor number.
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before using it in file exists case.
* include/mqueue.h (mqd_t): Make non-pointer type.
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(ipc_cond_init): Ditto.
(struct mq_hdr): Add mqh_uname member to store synchronization object
name.
(mq_open): Create unique synchronization object name and store in
mq_hdr->mqh_uname. Use this name in calls to ipc_mutex_init and
ipc_cond_init.
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* cygwin.din (mq_close): Export.
(mq_getattr): Export.
(mq_notify): Export.
(mq_open): Export.
(mq_receive): Export.
(mq_send): Export.
(mq_setattr): Export.
(mq_timedreceive): Export.
(mq_timedsend): Export.
(mq_unlink): Export.
* posix_ipc.cc: New file implementing the above functions. Move
shm_open and shm_unlink from syscalls.cc here.
* sysconf.cc (sca): Set value of _SC_MQ_OPEN_MAX to MQ_OPEN_MAX,
_SC_MQ_PRIO_MAX to MQ_PRIO_MAX, _SC_MESSAGE_PASSING to
_POSIX_MESSAGE_PASSING.
* include/limits.h (MQ_OPEN_MAX): Define.
(MQ_PRIO_MAX): Define.
* include/mqueue.h: New file.
* include/cygwin/version.h: Bump API minor number.
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