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Sun Jan 19 04:38:20 1997 Ulrich Drepper <drepper@cygnus.com> * config.make.in (have-ksh, KSH): New variables. Will be filled in by configure. * configure.in: Add test for ksh like shell (prefer bash). * time/Makefile (tests): Depend on install-test-data. (distribute): Add simplebackw. (generated-dirs): New variable. [$(have-ksh)==yes] (install-others): Add iso3166.tab and zone.tab. (install-bin): Add tzselect. (install-test-data): Install the zoneinfo files which are needed for the test case in the build directory. (test-tz-ENV): New variable. Call test-tz program using data in build directory. * time/simpleback: New file. * time/test-tz.c: Pretty print. * time/tzfile.c: Use value of environment variable TZDIR as directory to look for zone info files. don't let search for DST data destroy already found values. * time/tzselect.ksh: Use @KSH@ and @TZDIR@ to be substituted when installing. * time/tzset.c (__tzset_internal): Avoid freeing string twice. Set DST zone name to normal zone name if no information is provided. * time/mktime.c (mktime): Call __tzset_internal to use current value of TZ. * Makerules (common-clean): Remove $(generated-dirs) inclusing content. * glibcbug.in: Fix several bugs. Reported by several people. * elf/Makefile: Correct dependecies for $(objpfx)ldd. * inet/netinet/ip.h: Define IPTOS_LOWCOST and IPTOS_MINCOST. * locale/C-time.c: Update copyright. * locale/localeinfo.h: Likewise. * sysdeps/unix/bsd/bsd4.4/direntry.h: Likewise. * locale/programs/ld-time.c (time_finish): Correct message string. * locale/programs/linereader.c (lr_token): Use correctly `number' not `digit' in message string. * stdlib/strtol.c [UNSIGNED]: Don't punt immediately when `-' is seen. Instead return ULONG_MAX and set ERANGE. * stdlib/tst-strtol.c: Correct test to reflect above change. Sun Jan 19 03:22:30 1997 Ulrich Drepper <drepper@cygnus.com> * sysdeps/unix/sysv/linux/sys/mtio.h: Don't use <linux/mtio.h>. We must not use <linux/posix_types.h>. * sysdeps/unix/sysv/linux/sys/ipc_buf.h: Don't use __kernel_* types since we must not use <linux/posix_types.h>. * sysdeps/unix/sysv/linux/sys/procfs.h: Likewise. * sysdeps/unix/sysv/linux/alpha/sys/ipc_buf.h: New file. Similar to sysdeps/unix/sysv/linux/sys/ipc_buf.h, but use alpha relavent types. * sysdeps/unix/sysv/linux/alpha/sys/procfs.h: New file. Similar to sysdeps/unix/sysv/linux/sys/procfs.h, but use alpha relavent types. Sun Jan 19 01:48:20 1997 H.J. Lu <hjl@gnu.ai.mit.edu> * sysdeps/libm-i387/e_exp.S: Correct computation of fractional part. * sysdeps/libm-i387/e_expf.S: Likewise. * sysdeps/libm-i387/e_expl.S: Likewise. * sysdeps/libm-i387/s_expm1.S: Correct computation of fractional part. Take care of additional value left on stack by fscale. * sysdeps/libm-i387/s_expm1f.S: Likewise. * sysdeps/libm-i387/s_expm1l.S: Likewise. Fri Jan 17 17:45:32 1997 Ulrich Drepper <drepper@cygnus.com> * posix/getopt.c: Change all direct usages of `gettext' to `_'. * sysdeps/generic/sysd-stdio.c (__stdio_reopen): Add missing parameter. Reported by Harmanjit Singh <harman@netearth.iitd.ernet.in>. Thu Jan 16 23:39:25 1997 Ulrich Drepper <drepper@cygnus.com> * stdio-common/Makefile (tests): Add scanf11. * stdio-common/scanf11.c: New file. * stdio-common/vfscanf.c (__vfscanf): Increment `done' when %n was processed and value is not suppressed. * stdio-common/bug10.c: Correct test to expect %n increment the return value of scanf. * stdio-common/scanf1.c: Likewise. * stdio-common/scanf3.c: Likewise. * stdio-common/scanf10.c: Likewise. * stdio-common/tstdiomisc.c: Likewise. * time/strptime.c: Add lots of conditional compiling to enable use outside glibc. When used in glibc, make sure C locale format strings will always be recognized. Sat Jan 11 18:53:47 1997 Andreas Schwab <schwab@issan.informatik.uni-dortmund.de> * sysdeps/unix/sysv/linux/sys/sysmacros.h (major, minor, makedev): Fix definitions so that they work with __kernel_dev_t. Sat Jan 11 14:24:10 1997 Andreas Schwab <schwab@issan.informatik.uni-dortmund.de> * sysdeps/unix/sysv/linux/kernel_sigaction.h, sysdeps/unix/sysv/linux/alpha/kernel_sigaction.h, sysdeps/unix/sysv/linux/sigaction.c: New files. * sysdeps/unix/sysv/linux/syscalls.list: Add s_sigaction. Sun Jan 12 15:22:33 1997 Andreas Schwab <schwab@issan.informatik.uni-dortmund.de> * libc-symbols.h (link_warning): Make sure that the .gnu.warning section is not allocated. Update and reformat copyright. Sun Jan 12 12:19:28 1997 Andreas Schwab <schwab@issan.informatik.uni-dortmund.de> * elf/Makefile ($(objpfx)ldd): Fix depedency list. Sat Jan 11 15:11:26 1997 Andreas Schwab <schwab@issan.informatik.uni-dortmund.de> * sysdeps/unix/Makefile ($(common-objpfx)sysd-syscalls): Fix command so that it works in subdirectories. Wed Jan 8 22:07:58 1997 Andreas Schwab <schwab@issan.informatik.uni-dortmund.de> * sysdeps/unix/sysv/linux/i386/syscalls.list: Add s_getgroups and s_setgroups. * sysdeps/unix/sysv/linux/m68k/syscalls.list: Likewise. * sysdeps/unix/sysv/linux/i386/getgroups.c, sysdeps/unix/sysv/linux/i386/setgroups.c, sysdeps/unix/sysv/linux/m68k/getgroups.c, sysdeps/unix/sysv/linux/m68k/setgroups.c: New files. Wed Jan 8 19:42:59 1997 Andreas Schwab <schwab@issan.informatik.uni-dortmund.de> * Makefile (config.status): Delete bogus rule. ($(objpfx)glibcbug): Renamed from plain `glibcbug', depend on config.status in build directory, fix command to change to build directory. * Makeconfig ($(common-objpfx)config.status): Depend on version.h. Thu Jan 9 08:47:54 1997 Andreas Jaeger <aj@arthur.pfalz.de> * glibcbug.in (while): We test for four and not five conditions, set MAIL_AGENT instead of RMAIL, filter spaces and tabs. Thu Jan 16 22:00:27 1997 Ulrich Drepper <drepper@cygnus.com> * misc/syslog.c: Don't define cancel_handler if _LIBC_REENTRANT is not defined. Reported by Andreas Jaeger. Thu Jan 9 08:47:54 1997 Andreas Jaeger <aj@arthur.pfalz.de> * new-malloc/malloc.c (__MALLOC_P): define call to pthread initializer only if NO_THREADS is not defined. Wed Jan 8 21:28:58 1997 Andreas Jaeger <aj@arthur.pfalz.de> * resolv/nss_dns/dns-host.c: Clean-up: delete unnecessary includes and variables. Thu Jan 16 21:50:27 1997 Ulrich Drepper <drepper@cygnus.com> * inet/arpa/inet.h: Include <netinet/in.h> to get struct in_addr defined. Tue Jan 7 17:29:59 1997 Andreas Schwab <schwab@issan.informatik.uni-dortmund.de> * Makerules (LDLIBS-c.so): New variable. Tue Jan 7 19:22:00 1997 Andreas Schwab <schwab@issan.informatik.uni-dortmund.de> * Makefile ($(includedir)/gnu/lib-names.h): Define the library names as strings, not as sequence of tokens that may fall apart. Fri Jan 10 14:08:41 1997 Roland McGrath <roland@fmh.frob.com> * time/tzfile.c (__tzfile_read): Check for bogus type and zone name indices in data file and punt, so a bogus file can't crash us. Thu Jan 16 20:29:15 1997 Ulrich Drepper <drepper@cygnus.com> * values.h [__USE_MISC]: Define BITSPERBYTE. Fri Jan 17 14:16:28 1997 Thomas Bushnell, n/BSG <thomas@gnu.ai.mit.edu> * stdio/vdprintf.c: Moved file to ... * sysdeps/posix/vdprintf.c: Here. De-ansideclificate. * sysdeps/stub/vdprintf.c: New file. * sysdeps/mach/hurd/vdprintf.c: New file. Thu Jan 9 15:59:35 1997 Thomas Bushnell, n/BSG <thomas@gnu.ai.mit.edu> * sysdeps/mach/hurd/posix_opt.h: New file. * sysdeps/mach/hurd/sigwait.c (sigwait): Don't affect signal mask. * sysdeps/unix/bsd/tcsendbrk.c (tcsendbreak): Finish deansideclification. * sysdeps/mach/libc-lock.h: Add kludges to pretend to implement recursive locks. Tue Jan 7 09:48:15 1997 Andreas Jaeger <aj@arthur.pfalz.de> * signal/sigempty.c (sigemptyset): Correct typo: Empty set should have all bits zero.
99 lines
3.9 KiB
C
99 lines
3.9 KiB
C
/* libc-internal interface for mutex locks. Mach cthreads version.
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Copyright (C) 1996, 1997 Free Software Foundation, Inc.
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This file is part of the GNU C Library.
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The GNU C Library is free software; you can redistribute it and/or
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modify it under the terms of the GNU Library General Public License as
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published by the Free Software Foundation; either version 2 of the
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License, or (at your option) any later version.
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The GNU C Library is distributed in the hope that it will be useful,
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but WITHOUT ANY WARRANTY; without even the implied warranty of
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MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
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Library General Public License for more details.
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You should have received a copy of the GNU Library General Public
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License along with the GNU C Library; see the file COPYING.LIB. If not,
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write to the Free Software Foundation, Inc., 59 Temple Place - Suite 330,
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Boston, MA 02111-1307, USA. */
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#ifndef _LIBC_LOCK_H
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#define _LIBC_LOCK_H 1
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#ifdef _LIBC
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#include <cthreads.h>
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#define __libc_lock_t struct mutex
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#else
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typedef struct __libc_lock_opaque__ __libc_lock_t;
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#endif
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/* Define a lock variable NAME with storage class CLASS. The lock must be
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initialized with __libc_lock_init before it can be used (or define it
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with __libc_lock_define_initialized, below). Use `extern' for CLASS to
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declare a lock defined in another module. In public structure
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definitions you must use a pointer to the lock structure (i.e., NAME
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begins with a `*'), because its storage size will not be known outside
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of libc. */
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#define __libc_lock_define(CLASS,NAME) \
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CLASS __libc_lock_t NAME;
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/* Define an initialized lock variable NAME with storage class CLASS. */
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#define __libc_lock_define_initialized(CLASS,NAME) \
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CLASS __libc_lock_t NAME = MUTEX_INITIALIZER;
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/* Initialize the named lock variable, leaving it in a consistent, unlocked
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state. */
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#define __libc_lock_init(NAME) __mutex_init (&(NAME))
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/* Finalize the named lock variable, which must be locked. It cannot be
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used again until __libc_lock_init is called again on it. This must be
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called on a lock variable before the containing storage is reused. */
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#define __libc_lock_fini(NAME) __mutex_unlock (&(NAME))
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/* Lock the named lock variable. */
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#define __libc_lock_lock(NAME) __mutex_lock (&(NAME))
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/* Lock the named lock variable. */
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#define __libc_lock_trylock(NAME) (!__mutex_trylock (&(NAME)))
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/* Unlock the named lock variable. */
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#define __libc_lock_unlock(NAME) __mutex_unlock (&(NAME))
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/* Start a critical region with a cleanup function */
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#define __libc_cleanup_region_start(FCT, ARG) \
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{ \
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typeof (FCT) __save_FCT = FCT; \
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typeof (ARG) __save_ARG = ARG; \
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/* close brace is in __libc_cleanup_region_end below. */
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/* End a critical region started with __libc_cleanup_region_start. */
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#define __libc_cleanup_region_end(DOIT) \
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if (DOIT) \
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(*__save_FCT)(__save_ARG); \
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}
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#ifdef _LIBC
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/* We need portable names for some functions. E.g., when they are
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used as argument to __libc_cleanup_region_start. */
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#define __libc_mutex_unlock __mutex_unlock
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#endif
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/* XXX until cthreads supports recursive locks */
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#define __libc_lock_define_initialized_recursive __libc_lock_define_initialized
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#define __libc_lock_init_recursive __libc_lock_init
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#define __libc_lock_fini_recursive __libc_lock_fini
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#define __libc_lock_trylock_recursive __libc_lock_trylock
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#define __libc_lock_unlock_recursive __libc_lock_unlock
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#define __libc_lock_lock_recursive __libc_lock_lock
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/* XXX until cthreads supports recursive locks */
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#define __libc_lock_define_initialized_recursive __libc_lock_define_initialized
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#define __libc_lock_init_recursive __libc_lock_init
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#define __libc_lock_fini_recursive __libc_lock_fini
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#define __libc_lock_trylock_recursive __libc_lock_trylock
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#define __libc_lock_unlock_recursive __libc_lock_unlock
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#define __libc_lock_lock_recursive __libc_lock_lock
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#endif /* libc-lock.h */
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