2003-01-02  Jakub Jelinek  <jakub@redhat.com>

	* sysdeps/unix/sysv/linux/arm/sigaction.c (__sigaction,
	sigaction): Protect weak_alias and libc_hidden_weak with
	#ifndef LIBC_SIGACTION.
	* sysdeps/unix/sysv/linux/ia64/sigaction.c (__sigaction,
	sigaction): Likewise.
	* sysdeps/unix/sysv/linux/mips/sigaction.c (__sigaction,
	sigaction): Likewise.
	* sysdeps/unix/sysv/linux/s390/s390-64/sigaction.c (__sigaction,
	sigaction): Likewise.
	* sysdeps/unix/sysv/linux/sparc/sparc32/sigaction.c (__sigaction,
	sigaction): Likewise.
	* sysdeps/unix/sysv/linux/sparc/sparc64/sigaction.c (__sigaction,
	sigaction): Likewise.
	* sysdeps/unix/sysv/linux/x86_64/sigaction.c (__sigaction,
	sigaction): Likewise.
	* sysdeps/unix/sysv/linux/i386/sigaction.c (__sigaction,
	sigaction): Likewise.  Remove SIGCANCEL handling here.
	* sysdeps/unix/sysv/linux/sigaction.c (__sigaction, sigaction):
	Likewise.
This commit is contained in:
Ulrich Drepper 2003-01-03 01:35:14 +00:00
parent b0c9067d7b
commit bf293afeca
44 changed files with 598 additions and 130 deletions

View File

@ -1,3 +1,25 @@
2003-01-02 Jakub Jelinek <jakub@redhat.com>
* sysdeps/unix/sysv/linux/arm/sigaction.c (__sigaction,
sigaction): Protect weak_alias and libc_hidden_weak with
#ifndef LIBC_SIGACTION.
* sysdeps/unix/sysv/linux/ia64/sigaction.c (__sigaction,
sigaction): Likewise.
* sysdeps/unix/sysv/linux/mips/sigaction.c (__sigaction,
sigaction): Likewise.
* sysdeps/unix/sysv/linux/s390/s390-64/sigaction.c (__sigaction,
sigaction): Likewise.
* sysdeps/unix/sysv/linux/sparc/sparc32/sigaction.c (__sigaction,
sigaction): Likewise.
* sysdeps/unix/sysv/linux/sparc/sparc64/sigaction.c (__sigaction,
sigaction): Likewise.
* sysdeps/unix/sysv/linux/x86_64/sigaction.c (__sigaction,
sigaction): Likewise.
* sysdeps/unix/sysv/linux/i386/sigaction.c (__sigaction,
sigaction): Likewise. Remove SIGCANCEL handling here.
* sysdeps/unix/sysv/linux/sigaction.c (__sigaction, sigaction):
Likewise.
2003-01-02 Art Haas <ahaas@airmail.net>
* login/tst-utmp.c: Convert GCC extension initializer syntax to C99.

View File

@ -1,3 +1,64 @@
2003-01-02 Ulrich Drepper <drepper@redhat.com>
* tst-cancel-wrappers.sh: Exclude sigwait.c as well, it does not have
cancellation tests.
2003-01-02 Jakub Jelinek <jakub@redhat.com>
* internals.h (struct pthread_functions): Rename
ptr_pthread_cond_* fields to ptr___pthread_cond_*.
* pthread.c (pthread_functions): Adjust.
* forward.c: Export both pthread_cond_*@@GLIBC_2.3.2 and
pthread_cond_*@GLIBC_2.0 compatibility symbols.
* Versions [libc] (GLIBC_2.3.2): Export pthread_cond_broadcast,
pthread_cond_destroy, pthread_cond_init, pthread_cond_signal
and pthread_cond_wait.
* sysdeps/pthread/bits/pthreadtypes.h (__pthread_cond_align_t): New
type.
(pthread_cond_t): Add __align member, shorten __padding.
* sysdeps/pthread/pthread.h (PHTREAD_COND_INITIALIZER): Initialize
__padding and __align too.
* sysdeps/pthread/bits/libc-lock.h (__libc_maybe_call2): Add
__builtin_expect.
* sysdeps/pthread/sigaction.c: New file.
* sysdeps/unix/sysv/linux/raise.c: New file.
* sysdeps/unix/sysv/linux/sigwait.c: New file.
* sysdeps/unix/sysv/linux/fork.c (__pthread_fork): Protect
weak_extern with #ifndef SHARED.
* sysdeps/unix/sysv/linux/jmp-unwind.c (__pthread_cleanup_upto):
Likewise.
* signals.c (__sigaction): Renamed to...
(__pthread_sigaction): ... this.
(__sigaction): New strong alias, #ifdef SHARED only.
(sigaction): Protect with #ifdef SHARED.
(sigwait): Renamed to...
(__pthread_sigwait): ... this.
(sigwait): New strong alias, #ifdef SHARED only.
(raise): Renamed to...
(__pthread_raise): ... this.
(raise): New strong alias, #ifdef SHARED only.
* internals.h (__pthread_sigaction, __pthread_sigwait,
__pthread_raise): New prototypes.
(struct pthread_functions): Add ptr_pthread_sigaction,
ptr_pthread_sigwait, ptr_pthread_raise.
* pthread.c (pthread_functions): Renamed to...
(__pthread_functions): ... this. No longer static, no longer
SHARED only. Initialize ptr_pthread_sigaction, ptr_pthread_sigwait
and ptr_pthread_raise.
[SHARED] (ptr_pthread_functions): Change to &__pthread_functions.
* libc-cancellation.c (__pthread_thread_self): Remove weak_extern.
* ptfork.c (__fork, __vfork): Protect with #ifdef SHARED.
* ptlongjmp.c (siglongjmp, longjmp): Protect with #ifdef SHARED.
* Makefile (tests, tests-static): Add tst-cancel-static.
* tst-cancel-static.c: New test.
2003-01-02 Jakub Jelinek <jakub@redhat.com>
* Makefile (CFLAGS-pthread_atfork.c): Add -DNOT_IN_libc.
2003-01-02 Ulrich Drepper <drepper@redhat.com>
* sysdeps/pthread/bits/pthreadtypes.h (pthread_cond_t): Add padding.

View File

@ -1,4 +1,4 @@
# Copyright (C) 1996-2001, 2002 Free Software Foundation, Inc.
# Copyright (C) 1996-2002, 2003 Free Software Foundation, Inc.
# This file is part of the GNU C Library.
# The GNU C Library is free software; you can redistribute it and/or
@ -54,6 +54,8 @@ libpthread-shared-only-routines = pt-allocrtsig
libpthread-nonshared = pthread_atfork
CFLAGS-pthread_atfork.c = -DNOT_IN_libc
nodelete-yes = -Wl,--enable-new-dtags,-z,nodelete
initfirst-yes = -Wl,--enable-new-dtags,-z,initfirst
LDFLAGS-pthread.so = $(nodelete-$(have-z-nodelete)) \
@ -92,8 +94,8 @@ test-srcs = tst-signal
tests-reverse += tst-cancel5
ifeq ($(build-static),yes)
tests += tststatic tst-static-locale
tests-static += tststatic tst-static-locale
tests += tststatic tst-static-locale tst-cancel-static
tests-static += tststatic tst-static-locale tst-cancel-static
endif
ifeq (yes,$(build-shared))

View File

@ -16,6 +16,12 @@ libc {
GLIBC_2.1 {
pthread_attr_init;
}
GLIBC_2.3.2 {
# Changed pthread_cond_t.
pthread_cond_init; pthread_cond_destroy;
pthread_cond_wait; pthread_cond_signal;
pthread_cond_broadcast;
}
GLIBC_PRIVATE {
# Internal libc interface to libpthread
__libc_dl_error_tsd;

View File

@ -1,4 +1,4 @@
/* Copyright (C) 2002 Free Software Foundation, Inc.
/* Copyright (C) 2002, 2003 Free Software Foundation, Inc.
This file is part of the GNU C Library.
Contributed by Ulrich Drepper <drepper@redhat.com>, 2002.
@ -84,18 +84,49 @@ FORWARD (pthread_condattr_destroy, (pthread_condattr_t *attr), (attr), 0)
FORWARD (pthread_condattr_init, (pthread_condattr_t *attr), (attr), 0)
FORWARD (pthread_cond_broadcast, (pthread_cond_t *cond), (cond), 0)
FORWARD (__pthread_cond_broadcast, (pthread_cond_t *cond), (cond), 0)
#if SHLIB_COMPAT(libc, GLIBC_2_0, GLIBC_2_3_2)
strong_alias (__pthread_cond_broadcast, __pthread_cond_broadcast_2_0)
compat_symbol (libc, __pthread_cond_broadcast_2_0, pthread_cond_broadcast,
GLIBC_2_0);
#endif
versioned_symbol (libc, __pthread_cond_broadcast, pthread_cond_broadcast,
GLIBC_2_3_2);
FORWARD (pthread_cond_destroy, (pthread_cond_t *cond), (cond), 0)
FORWARD (__pthread_cond_destroy, (pthread_cond_t *cond), (cond), 0)
#if SHLIB_COMPAT(libc, GLIBC_2_0, GLIBC_2_3_2)
strong_alias (__pthread_cond_destroy, __pthread_cond_destroy_2_0)
compat_symbol (libc, __pthread_cond_destroy_2_0, pthread_cond_destroy,
GLIBC_2_0);
#endif
versioned_symbol (libc, __pthread_cond_destroy, pthread_cond_destroy,
GLIBC_2_3_2);
FORWARD (pthread_cond_init,
FORWARD (__pthread_cond_init,
(pthread_cond_t *cond, const pthread_condattr_t *cond_attr),
(cond, cond_attr), 0)
#if SHLIB_COMPAT(libc, GLIBC_2_0, GLIBC_2_3_2)
strong_alias (__pthread_cond_init, __pthread_cond_init_2_0)
compat_symbol (libc, __pthread_cond_init_2_0, pthread_cond_init, GLIBC_2_0);
#endif
versioned_symbol (libc, __pthread_cond_init, pthread_cond_init, GLIBC_2_3_2);
FORWARD (pthread_cond_signal, (pthread_cond_t *cond), (cond), 0)
FORWARD (__pthread_cond_signal, (pthread_cond_t *cond), (cond), 0)
#if SHLIB_COMPAT(libc, GLIBC_2_0, GLIBC_2_3_2)
strong_alias (__pthread_cond_signal, __pthread_cond_signal_2_0)
compat_symbol (libc, __pthread_cond_signal_2_0, pthread_cond_signal,
GLIBC_2_0);
#endif
versioned_symbol (libc, __pthread_cond_signal, pthread_cond_signal,
GLIBC_2_3_2);
FORWARD (pthread_cond_wait, (pthread_cond_t *cond, pthread_mutex_t *mutex),
FORWARD (__pthread_cond_wait, (pthread_cond_t *cond, pthread_mutex_t *mutex),
(cond, mutex), 0)
#if SHLIB_COMPAT(libc, GLIBC_2_0, GLIBC_2_3_2)
strong_alias (__pthread_cond_wait, __pthread_cond_wait_2_0)
compat_symbol (libc, __pthread_cond_wait_2_0, pthread_cond_wait, GLIBC_2_0);
#endif
versioned_symbol (libc, __pthread_cond_wait, pthread_cond_wait, GLIBC_2_3_2);
FORWARD (pthread_equal, (pthread_t thread1, pthread_t thread2),

View File

@ -452,6 +452,10 @@ extern void __pthread_sighandler(int signo, SIGCONTEXT ctx);
extern void __pthread_sighandler_rt(int signo, struct siginfo *si,
struct ucontext *uc);
extern void __pthread_null_sighandler(int sig);
extern int __pthread_sigaction (int sig, const struct sigaction *act,
struct sigaction *oact);
extern int __pthread_sigwait (const sigset_t *set, int *sig);
extern int __pthread_raise (int sig);
/* Cancellation. */
extern int __pthread_enable_asynccancel (void) attribute_hidden;
@ -505,11 +509,12 @@ struct pthread_functions
int (*ptr_pthread_attr_setscope) (pthread_attr_t *, int);
int (*ptr_pthread_condattr_destroy) (pthread_condattr_t *);
int (*ptr_pthread_condattr_init) (pthread_condattr_t *);
int (*ptr_pthread_cond_broadcast) (pthread_cond_t *);
int (*ptr_pthread_cond_destroy) (pthread_cond_t *);
int (*ptr_pthread_cond_init) (pthread_cond_t *, const pthread_condattr_t *);
int (*ptr_pthread_cond_signal) (pthread_cond_t *);
int (*ptr_pthread_cond_wait) (pthread_cond_t *, pthread_mutex_t *);
int (*ptr___pthread_cond_broadcast) (pthread_cond_t *);
int (*ptr___pthread_cond_destroy) (pthread_cond_t *);
int (*ptr___pthread_cond_init) (pthread_cond_t *,
const pthread_condattr_t *);
int (*ptr___pthread_cond_signal) (pthread_cond_t *);
int (*ptr___pthread_cond_wait) (pthread_cond_t *, pthread_mutex_t *);
int (*ptr_pthread_equal) (pthread_t, pthread_t);
void (*ptr___pthread_exit) (void *);
int (*ptr_pthread_getschedparam) (pthread_t, int *, struct sched_param *);
@ -528,10 +533,14 @@ struct pthread_functions
void (*ptr_pthread_cleanup_upto) (__jmp_buf target,
char *targetframe);
pthread_descr (*ptr_pthread_thread_self) (void);
int (*ptr_pthread_internal_tsd_set) (int key, const void * pointer);
int (*ptr_pthread_internal_tsd_set) (int key, const void *pointer);
void * (*ptr_pthread_internal_tsd_get) (int key);
void ** __attribute__ ((__const__))
(*ptr_pthread_internal_tsd_address) (int key);
int (*ptr_pthread_sigaction) (int sig, const struct sigaction * act,
struct sigaction *oact);
int (*ptr_pthread_sigwait) (const sigset_t *set, int *sig);
int (*ptr_pthread_raise) (int sig);
};
/* Variable in libc.so. */

View File

@ -29,7 +29,6 @@
# ifndef SHARED
weak_extern (__pthread_do_exit)
weak_extern (__pthread_thread_self)
# endif
int __libc_multiple_threads attribute_hidden;

View File

@ -78,6 +78,7 @@ pid_t __pthread_fork (struct fork_block *b)
return pid;
}
#ifdef SHARED
pid_t __fork (void)
{
return __libc_fork ();
@ -89,3 +90,4 @@ pid_t __vfork(void)
return __libc_fork ();
}
weak_alias (__vfork, vfork);
#endif

View File

@ -230,8 +230,7 @@ extern void *__dso_handle __attribute__ ((weak));
extern void __libc_setup_tls (size_t tcbsize, size_t tcbalign);
#endif
#ifdef SHARED
static struct pthread_functions pthread_functions =
struct pthread_functions __pthread_functions =
{
#if !(USE_TLS && HAVE___THREAD)
.ptr_pthread_internal_tsd_set = __pthread_internal_tsd_set,
@ -256,11 +255,11 @@ static struct pthread_functions pthread_functions =
.ptr_pthread_attr_setscope = __pthread_attr_setscope,
.ptr_pthread_condattr_destroy = __pthread_condattr_destroy,
.ptr_pthread_condattr_init = __pthread_condattr_init,
.ptr_pthread_cond_broadcast = __pthread_cond_broadcast,
.ptr_pthread_cond_destroy = __pthread_cond_destroy,
.ptr_pthread_cond_init = __pthread_cond_init,
.ptr_pthread_cond_signal = __pthread_cond_signal,
.ptr_pthread_cond_wait = __pthread_cond_wait,
.ptr___pthread_cond_broadcast = __pthread_cond_broadcast,
.ptr___pthread_cond_destroy = __pthread_cond_destroy,
.ptr___pthread_cond_init = __pthread_cond_init,
.ptr___pthread_cond_signal = __pthread_cond_signal,
.ptr___pthread_cond_wait = __pthread_cond_wait,
.ptr_pthread_equal = __pthread_equal,
.ptr___pthread_exit = __pthread_exit,
.ptr_pthread_getschedparam = __pthread_getschedparam,
@ -275,9 +274,13 @@ static struct pthread_functions pthread_functions =
.ptr_pthread_setcanceltype = __pthread_setcanceltype,
.ptr_pthread_do_exit = __pthread_do_exit,
.ptr_pthread_thread_self = __pthread_thread_self,
.ptr_pthread_cleanup_upto = __pthread_cleanup_upto
.ptr_pthread_cleanup_upto = __pthread_cleanup_upto,
.ptr_pthread_sigaction = __pthread_sigaction,
.ptr_pthread_sigwait = __pthread_sigwait,
.ptr_pthread_raise = __pthread_raise
};
# define ptr_pthread_functions &pthread_functions
#ifdef SHARED
# define ptr_pthread_functions &__pthread_functions
#else
# define ptr_pthread_functions NULL
#endif

View File

@ -59,6 +59,7 @@ void __pthread_cleanup_upto (__jmp_buf target, char *targetframe)
THREAD_SETMEM(self, p_in_sighandler, NULL);
}
#ifdef SHARED
void siglongjmp (sigjmp_buf env, int val)
{
__libc_siglongjmp (env, val);
@ -68,3 +69,4 @@ void longjmp (jmp_buf env, int val)
{
__libc_longjmp (env, val);
}
#endif

View File

@ -73,7 +73,7 @@ union sighandler __sighandler[NSIG] =
/* The wrapper around sigaction. Install our own signal handler
around the signal. */
int __sigaction(int sig, const struct sigaction * act,
int __pthread_sigaction(int sig, const struct sigaction * act,
struct sigaction * oact)
{
struct sigaction newact;
@ -118,10 +118,13 @@ int __sigaction(int sig, const struct sigaction * act,
}
return 0;
}
strong_alias(__sigaction, sigaction)
#ifdef SHARED
strong_alias(__pthread_sigaction, __sigaction)
strong_alias(__pthread_sigaction, sigaction)
#endif
/* sigwait -- synchronously wait for a signal */
int sigwait(const sigset_t * set, int * sig)
int __pthread_sigwait(const sigset_t * set, int * sig)
{
volatile pthread_descr self = thread_self();
sigset_t mask;
@ -173,10 +176,13 @@ int sigwait(const sigset_t * set, int * sig)
*sig = THREAD_GETMEM(self, p_signal);
return 0;
}
#ifdef SHARED
strong_alias (__pthread_sigwait, sigwait)
#endif
/* Redefine raise() to send signal to calling thread only,
as per POSIX 1003.1c */
int raise (int sig)
int __pthread_raise (int sig)
{
int retcode = pthread_kill(pthread_self(), sig);
if (retcode == 0)
@ -186,3 +192,6 @@ int raise (int sig)
return -1;
}
}
#ifdef SHARED
strong_alias (__pthread_raise, raise)
#endif

View File

@ -1,5 +1,5 @@
/* libc-internal interface for mutex locks. LinuxThreads version.
Copyright (C) 1996,1997,1998,1999,2000,2001,2002
Copyright (C) 1996,1997,1998,1999,2000,2001,2002,2003
Free Software Foundation, Inc.
This file is part of the GNU C Library.
@ -108,7 +108,7 @@ typedef pthread_key_t __libc_key_t;
#endif
#if defined _LIBC && !defined NOT_IN_libc && defined SHARED
# define __libc_maybe_call2(FUNC, ARGS, ELSE) \
({__libc_pthread_functions.ptr_##FUNC != NULL \
({__builtin_expect (__libc_pthread_functions.ptr_##FUNC != NULL, 0) \
? __libc_pthread_functions.ptr_##FUNC ARGS : ELSE; })
#else
# define __libc_maybe_call2(FUNC, ARGS, ELSE) __libc_maybe_call (__##FUNC, ARGS, ELSE)

View File

@ -53,12 +53,20 @@ typedef struct __pthread_attr_s
/* Conditions (not abstract because of PTHREAD_COND_INITIALIZER */
#ifdef __GLIBC_HAVE_LONG_LONG
__extension__ typedef long long __pthread_cond_align_t;
#else
typedef long __pthread_cond_align_t;
#endif
typedef struct
{
struct _pthread_fastlock __c_lock; /* Protect against concurrent access */
_pthread_descr __c_waiting; /* Threads waiting on this condition */
char __padding[48 - sizeof (struct _pthread_fastlock)
- sizeof (_pthread_descr)];
- sizeof (_pthread_descr) - sizeof (__pthread_cond_align_t)];
__pthread_cond_align_t __align;
} pthread_cond_t;

View File

@ -41,7 +41,7 @@ __BEGIN_DECLS
{0, 0, 0, PTHREAD_MUTEX_ADAPTIVE_NP, __LOCK_INITIALIZER}
#endif
#define PTHREAD_COND_INITIALIZER {__LOCK_INITIALIZER, 0}
#define PTHREAD_COND_INITIALIZER {__LOCK_INITIALIZER, 0, "", 0}
#ifdef __USE_UNIX98
# define PTHREAD_RWLOCK_INITIALIZER \

View File

@ -0,0 +1,55 @@
/* Copyright (C) 2003 Free Software Foundation, Inc.
This file is part of the GNU C Library.
Contributed by Jakub Jelinek <jakub@redhat.com>, 2003.
The GNU C Library is free software; you can redistribute it and/or
modify it under the terms of the GNU Lesser General Public
License as published by the Free Software Foundation; either
version 2.1 of the License, or (at your option) any later version.
The GNU C Library is distributed in the hope that it will be useful,
but WITHOUT ANY WARRANTY; without even the implied warranty of
MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
Lesser General Public License for more details.
You should have received a copy of the GNU Lesser General Public
License along with the GNU C Library; if not, write to the Free
Software Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA
02111-1307 USA. */
/* This is tricky. GCC doesn't like #include_next in the primary
source file and even if it did, the first #include_next is this
exact file anyway. */
#ifndef LIBC_SIGACTION
# include <bits/libc-lock.h>
# define LIBC_SIGACTION 1
# include <linuxthreads/sysdeps/pthread/sigaction.c>
# ifndef NOT_IN_libc
# ifndef SHARED
weak_extern (__pthread_sigaction)
# endif
int
__sigaction (sig, act, oact)
int sig;
const struct sigaction *act;
struct sigaction *oact;
{
return __libc_maybe_call2 (pthread_sigaction, (sig, act, oact),
__libc_sigaction (sig, act, oact));
}
# else
weak_alias (__libc_sigaction, __sigaction)
# endif
libc_hidden_weak (__sigaction)
weak_alias (__sigaction, sigaction)
#else
# include_next <sigaction.c>
#endif /* LIBC_SIGACTION */

View File

@ -1,4 +1,4 @@
/* Copyright (C) 2002 Free Software Foundation, Inc.
/* Copyright (C) 2002, 2003 Free Software Foundation, Inc.
This file is part of the GNU C Library.
Contributed by Jakub Jelinek <jakub@redhat.com>, 2002.
@ -21,7 +21,9 @@
#include <fork.h>
#include <bits/libc-lock.h>
#ifndef SHARED
weak_extern (__pthread_fork);
#endif
struct fork_block __fork_block =
{

View File

@ -1,5 +1,5 @@
/* _longjmp_unwind -- Clean up stack frames unwound by longjmp.
Copyright (C) 2002 Free Software Foundation, Inc.
Copyright (C) 2002, 2003 Free Software Foundation, Inc.
This file is part of the GNU C Library.
The GNU C Library is free software; you can redistribute it and/or
@ -21,7 +21,9 @@
#include <stddef.h>
#include <bits/libc-lock.h>
#ifndef SHARED
weak_extern (__pthread_cleanup_upto);
#endif
void
_longjmp_unwind (jmp_buf env, int val)

View File

@ -0,0 +1,36 @@
/* Copyright (C) 1991, 1996, 2002, 2003 Free Software Foundation, Inc.
This file is part of the GNU C Library.
The GNU C Library is free software; you can redistribute it and/or
modify it under the terms of the GNU Lesser General Public
License as published by the Free Software Foundation; either
version 2.1 of the License, or (at your option) any later version.
The GNU C Library is distributed in the hope that it will be useful,
but WITHOUT ANY WARRANTY; without even the implied warranty of
MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
Lesser General Public License for more details.
You should have received a copy of the GNU Lesser General Public
License along with the GNU C Library; if not, write to the Free
Software Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA
02111-1307 USA. */
#include <signal.h>
#include <unistd.h>
#include <bits/libc-lock.h>
#ifndef SHARED
weak_extern (__pthread_raise)
#endif
/* Raise the signal SIG. */
int
raise (sig)
int sig;
{
return __libc_maybe_call2 (pthread_raise, (sig),
__kill (__getpid (), sig));
}
libc_hidden_def (raise)
weak_alias (raise, gsignal)

View File

@ -0,0 +1,84 @@
/* Copyright (C) 1997, 1998, 2000, 2002, 2003 Free Software Foundation, Inc.
This file is part of the GNU C Library.
The GNU C Library is free software; you can redistribute it and/or
modify it under the terms of the GNU Lesser General Public
License as published by the Free Software Foundation; either
version 2.1 of the License, or (at your option) any later version.
The GNU C Library is distributed in the hope that it will be useful,
but WITHOUT ANY WARRANTY; without even the implied warranty of
MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
Lesser General Public License for more details.
You should have received a copy of the GNU Lesser General Public
License along with the GNU C Library; if not, write to the Free
Software Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA
02111-1307 USA. */
#include <errno.h>
#include <signal.h>
#define __need_NULL
#include <stddef.h>
#include <sysdep-cancel.h>
#include <sys/syscall.h>
#include <bp-checks.h>
#include <bits/libc-lock.h>
extern int __syscall_rt_sigtimedwait (const sigset_t *__unbounded, siginfo_t *__unbounded,
const struct timespec *__unbounded, size_t);
/* Return any pending signal or wait for one for the given time. */
static inline int
do_sigwait (const sigset_t *set, int *sig)
{
int ret;
/* XXX The size argument hopefully will have to be changed to the
real size of the user-level sigset_t. */
#ifdef INTERNAL_SYSCALL
ret = INTERNAL_SYSCALL (rt_sigtimedwait, 4, CHECK_SIGSET (set),
NULL, NULL, _NSIG / 8);
if (! INTERNAL_SYSCALL_ERROR_P (ret))
{
*sig = ret;
ret = 0;
}
else
ret = INTERNAL_SYSCALL_ERRNO (ret);
#else
ret = INLINE_SYSCALL (rt_sigtimedwait, 4, CHECK_SIGSET (set),
NULL, NULL, _NSIG / 8);
if (ret != -1)
{
*sig = ret;
ret = 0;
}
else
ret = errno;
#endif
return ret;
}
#ifndef SHARED
weak_extern (__pthread_sigwait)
#endif
int
__sigwait (set, sig)
const sigset_t *set;
int *sig;
{
#ifndef NOT_IN_libc
return __libc_maybe_call2 (pthread_sigwait, (set, sig),
do_sigwait (set, sig));
#else
return do_sigwait (set, sig);
#endif
}
libc_hidden_def (__sigwait)
weak_alias (__sigwait, sigwait)
strong_alias (__sigwait, __libc_sigwait)

View File

@ -0,0 +1 @@
#include "tst-cancel4.c"

View File

@ -1,6 +1,6 @@
#! /bin/sh
# Test whether all cancellable functions are cancellable.
# Copyright (C) 2002 Free Software Foundation, Inc.
# Copyright (C) 2002, 2003 Free Software Foundation, Inc.
# This file is part of the GNU C Library.
# Contributed by Jakub Jelinek <jakub@redhat.com>, 2002.
@ -67,11 +67,12 @@ C["__xpg_sigpause"]=1
/:$/ {
if (seen)
{
# signals.c in linuxthreads does the cancellation checks not using
# *_{enable,disable}_asynccancel.
# signals.c and sigwait.c in linuxthreads do the cancellation checks
# not using *_{enable,disable}_asynccancel.
# Similarly pt-system.o* is allowed to call __libc_system directly.
if ((!seen_enable || !seen_disable) \
&& !(object ~ /^signals.o/) \
&& !(object ~ /^sigwait.o/) \
&& !(object ~ /^pt-system.o/))
{
printf "in '$1'(%s) %s'\''s cancellation missing\n", object, seen

View File

@ -1,3 +1,56 @@
2003-01-02 Jakub Jelinek <jakub@redhat.com>
* Versions [libc] (GLIBC_2.3.2): Export pthread_cond_broadcast,
pthread_cond_destroy, pthread_cond_init, pthread_cond_signal
and pthread_cond_wait.
* old_pthread_cond_broadcast.c (__old_pthread_cond_broadcast):
Renamed to...
(__pthread_cond_broadcast_2_0): ... this.
* old_pthread_cond_destroy.c (__old_pthread_cond_destroy):
Renamed to...
(__pthread_cond_destroy_2_0): ... this.
* old_pthread_cond_init.c (__old_pthread_cond_init):
Renamed to...
(__pthread_cond_init_2_0): ... this.
* old_pthread_cond_signal.c (__old_pthread_cond_signal):
Renamed to...
(__pthread_cond_signal_2_0): ... this.
* old_pthread_cond_wait.c (__old_pthread_cond_wait):
Renamed to...
(__pthread_cond_wait_2_0): ... this.
* pthread_cond_destroy.c: Include shlib-compat.h.
(pthread_cond_destroy): Change strong_alias into versioned_symbol.
* pthread_cond_init.c: Include shlib-compat.h.
(pthread_cond_init): Change strong_alias into versioned_symbol.
* pthreadP.h (struct pthread_functions): Rename ptr_pthread_cond_*
fields to ptr___pthread_cond_* and add ptr___pthread_cond_*_2_0
fields.
(__pthread_cond_broadcast_2_0, __pthread_cond_destroy_2_0,
__pthread_cond_init_2_0, __pthread_cond_signal_2_0,
__pthread_cond_wait_2_0): New prototypes.
(__old_pthread_cond_broadcast, __old_pthread_cond_destroy,
__old_pthread_cond_init, __old_pthread_cond_signal,
__old_pthread_cond_wait): Removed.
* init.c: Include shlib-compat.h.
(pthread_functions): Guard ptr___pthread_attr_init_2_0
initialization with SHLIB_COMPAT (GLIBC_2_0, GLIBC_2_1).
Rename ptr_pthread_cond_* to ptr___pthread_cond_*, initialize
ptr___pthread_cond_*_2_0 fields.
* forward.c: Export both pthread_cond_*@@GLIBC_2.3.2 and
pthread_cond_*@GLIBC_2.0 compatibility symbols.
* sysdeps/pthread/sigaction.c (SIGCANCEL): Only define if
LIBC_SIGACTION was not yet defined.
[!defined LIBC_SIGACTION]: Define LIBC_SIGACTION, #include self.
[!defined LIBC_SIGACTION] (__sigaction): New function and
libc_hidden_weak.
[!defined LIBC_SIGACTION] (sigaction): New weak_alias.
[defined LIBC_SIGACTION]: #include_next <sigaction.c>.
2003-01-02 Jakub Jelinek <jakub@redhat.com>
* Makefile (CFLAGS-pthread_atfork.c): Add -DNOT_IN_libc.
2003-01-02 Ulrich Drepper <drepper@redhat.com>
* sysdeps/unix/sysv/linux/i386/bits/pthreadtypes.h (pthread_cond_t):

View File

@ -1,4 +1,4 @@
# Copyright (C) 2002 Free Software Foundation, Inc.
# Copyright (C) 2002, 2003 Free Software Foundation, Inc.
# This file is part of the GNU C Library.
# The GNU C Library is free software; you can redistribute it and/or
@ -113,6 +113,8 @@ libpthread-shared-only-routines = pt-allocrtsig
libpthread-nonshared = pthread_atfork
CFLAGS-pthread_atfork.c = -DNOT_IN_libc
# Don't generate deps for calls with no sources. See sysdeps/unix/Makefile.
omit-deps = $(unix-syscalls:%=ptw-%)

View File

@ -19,6 +19,12 @@ libc {
GLIBC_2.1 {
pthread_attr_init;
}
GLIBC_2.3.2 {
# Changed pthread_cond_t.
pthread_cond_init; pthread_cond_destroy;
pthread_cond_wait; pthread_cond_signal;
pthread_cond_broadcast;
}
}
libpthread {

View File

@ -85,19 +85,54 @@ FORWARD (pthread_attr_setscope, (pthread_attr_t *attr, int scope),
FORWARD (pthread_condattr_destroy, (pthread_condattr_t *attr), (attr), 0)
FORWARD (pthread_condattr_init, (pthread_condattr_t *attr), (attr), 0)
#if SHLIB_COMPAT(libc, GLIBC_2_0, GLIBC_2_3_2)
FORWARD (__pthread_cond_broadcast_2_0, (pthread_cond_t *cond), (cond), 0)
compat_symbol (libc, __pthread_cond_broadcast_2_0, pthread_cond_broadcast,
GLIBC_2_0);
#endif
FORWARD (__pthread_cond_broadcast, (pthread_cond_t *cond), (cond), 0)
versioned_symbol (libc, __pthread_cond_broadcast, pthread_cond_broadcast,
GLIBC_2_3_2);
FORWARD (pthread_cond_broadcast, (pthread_cond_t *cond), (cond), 0)
#if SHLIB_COMPAT(libc, GLIBC_2_0, GLIBC_2_3_2)
FORWARD (__pthread_cond_destroy_2_0, (pthread_cond_t *cond), (cond), 0)
compat_symbol (libc, __pthread_cond_destroy_2_0, pthread_cond_destroy,
GLIBC_2_0);
#endif
FORWARD (__pthread_cond_destroy, (pthread_cond_t *cond), (cond), 0)
versioned_symbol (libc, __pthread_cond_destroy, pthread_cond_destroy,
GLIBC_2_3_2);
FORWARD (pthread_cond_destroy, (pthread_cond_t *cond), (cond), 0)
FORWARD (pthread_cond_init,
#if SHLIB_COMPAT(libc, GLIBC_2_0, GLIBC_2_3_2)
FORWARD (__pthread_cond_init_2_0,
(pthread_cond_t *cond, const pthread_condattr_t *cond_attr),
(cond, cond_attr), 0)
compat_symbol (libc, __pthread_cond_init_2_0, pthread_cond_init, GLIBC_2_0);
#endif
FORWARD (__pthread_cond_init,
(pthread_cond_t *cond, const pthread_condattr_t *cond_attr),
(cond, cond_attr), 0)
versioned_symbol (libc, __pthread_cond_init, pthread_cond_init, GLIBC_2_3_2);
FORWARD (pthread_cond_signal, (pthread_cond_t *cond), (cond), 0)
#if SHLIB_COMPAT(libc, GLIBC_2_0, GLIBC_2_3_2)
FORWARD (__pthread_cond_signal_2_0, (pthread_cond_t *cond), (cond), 0)
compat_symbol (libc, __pthread_cond_signal_2_0, pthread_cond_signal,
GLIBC_2_0);
#endif
FORWARD (__pthread_cond_signal, (pthread_cond_t *cond), (cond), 0)
versioned_symbol (libc, __pthread_cond_signal, pthread_cond_signal,
GLIBC_2_3_2);
FORWARD (pthread_cond_wait, (pthread_cond_t *cond, pthread_mutex_t *mutex),
#if SHLIB_COMPAT(libc, GLIBC_2_0, GLIBC_2_3_2)
FORWARD (__pthread_cond_wait_2_0,
(pthread_cond_t *cond, pthread_mutex_t *mutex), (cond, mutex), 0)
compat_symbol (libc, __pthread_cond_wait_2_0, pthread_cond_wait,
GLIBC_2_0);
#endif
FORWARD (__pthread_cond_wait, (pthread_cond_t *cond, pthread_mutex_t *mutex),
(cond, mutex), 0)
versioned_symbol (libc, __pthread_cond_wait, pthread_cond_wait,
GLIBC_2_3_2);
FORWARD (pthread_equal, (pthread_t thread1, pthread_t thread2),

View File

@ -1,4 +1,4 @@
/* Copyright (C) 2002 Free Software Foundation, Inc.
/* Copyright (C) 2002, 2003 Free Software Foundation, Inc.
This file is part of the GNU C Library.
Contributed by Ulrich Drepper <drepper@redhat.com>, 2002.
@ -30,6 +30,7 @@
#include <tls.h>
#include <fork.h>
#include <version.h>
#include <shlib-compat.h>
/* XXX For the time being... */
@ -56,7 +57,9 @@ extern void __libc_setup_tls (size_t tcbsize, size_t tcbalign);
static struct pthread_functions pthread_functions =
{
.ptr_pthread_attr_destroy = __pthread_attr_destroy,
#if SHLIB_COMPAT(libpthread, GLIBC_2_0, GLIBC_2_1)
.ptr___pthread_attr_init_2_0 = __pthread_attr_init_2_0,
#endif
.ptr___pthread_attr_init_2_1 = __pthread_attr_init_2_1,
.ptr_pthread_attr_getdetachstate = __pthread_attr_getdetachstate,
.ptr_pthread_attr_setdetachstate = __pthread_attr_setdetachstate,
@ -70,11 +73,18 @@ static struct pthread_functions pthread_functions =
.ptr_pthread_attr_setscope = __pthread_attr_setscope,
.ptr_pthread_condattr_destroy = __pthread_condattr_destroy,
.ptr_pthread_condattr_init = __pthread_condattr_init,
.ptr_pthread_cond_broadcast = __pthread_cond_broadcast,
.ptr_pthread_cond_destroy = __pthread_cond_destroy,
.ptr_pthread_cond_init = __pthread_cond_init,
.ptr_pthread_cond_signal = __pthread_cond_signal,
.ptr_pthread_cond_wait = __pthread_cond_wait,
.ptr___pthread_cond_broadcast = __pthread_cond_broadcast,
.ptr___pthread_cond_destroy = __pthread_cond_destroy,
.ptr___pthread_cond_init = __pthread_cond_init,
.ptr___pthread_cond_signal = __pthread_cond_signal,
.ptr___pthread_cond_wait = __pthread_cond_wait,
#if SHLIB_COMPAT(libpthread, GLIBC_2_0, GLIBC_2_3_2)
.ptr___pthread_cond_broadcast_2_0 = __pthread_cond_broadcast_2_0,
.ptr___pthread_cond_destroy_2_0 = __pthread_cond_destroy_2_0,
.ptr___pthread_cond_init_2_0 = __pthread_cond_init_2_0,
.ptr___pthread_cond_signal_2_0 = __pthread_cond_signal_2_0,
.ptr___pthread_cond_wait_2_0 = __pthread_cond_wait_2_0,
#endif
.ptr_pthread_equal = __pthread_equal,
.ptr___pthread_exit = __pthread_exit,
.ptr_pthread_getschedparam = __pthread_getschedparam,

View File

@ -1,4 +1,4 @@
/* Copyright (C) 2002 Free Software Foundation, Inc.
/* Copyright (C) 2002, 2003 Free Software Foundation, Inc.
This file is part of the GNU C Library.
Contributed by Ulrich Drepper <drepper@redhat.com>, 2002.
@ -25,7 +25,7 @@
#if SHLIB_COMPAT(libpthread, GLIBC_2_0, GLIBC_2_3_2)
int
__old_pthread_cond_broadcast (cond)
__pthread_cond_broadcast_2_0 (cond)
pthread_cond_t *cond;
{
pthread_cond_t **realp = (pthread_cond_t **) cond;
@ -41,6 +41,6 @@ __old_pthread_cond_broadcast (cond)
return __pthread_cond_broadcast (*realp);
}
compat_symbol (libpthread, __old_pthread_cond_broadcast,
compat_symbol (libpthread, __pthread_cond_broadcast_2_0,
pthread_cond_broadcast, GLIBC_2_0);
#endif

View File

@ -1,4 +1,4 @@
/* Copyright (C) 2002 Free Software Foundation, Inc.
/* Copyright (C) 2002, 2003 Free Software Foundation, Inc.
This file is part of the GNU C Library.
Contributed by Ulrich Drepper <drepper@redhat.com>, 2002.
@ -24,7 +24,7 @@
#if SHLIB_COMPAT(libpthread, GLIBC_2_0, GLIBC_2_3_2)
int
__old_pthread_cond_destroy (cond)
__pthread_cond_destroy_2_0 (cond)
pthread_cond_t *cond;
{
/* Free the memory which was eventually allocated. */
@ -32,6 +32,6 @@ __old_pthread_cond_destroy (cond)
return 0;
}
compat_symbol (libpthread, __old_pthread_cond_destroy, pthread_cond_destroy,
compat_symbol (libpthread, __pthread_cond_destroy_2_0, pthread_cond_destroy,
GLIBC_2_0);
#endif

View File

@ -1,4 +1,4 @@
/* Copyright (C) 2002 Free Software Foundation, Inc.
/* Copyright (C) 2002, 2003 Free Software Foundation, Inc.
This file is part of the GNU C Library.
Contributed by Ulrich Drepper <drepper@redhat.com>, 2002.
@ -23,7 +23,7 @@
#if SHLIB_COMPAT(libpthread, GLIBC_2_0, GLIBC_2_3_2)
int
__old_pthread_cond_init (cond, cond_attr)
__pthread_cond_init_2_0 (cond, cond_attr)
pthread_cond_t *cond;
const pthread_condattr_t *cond_attr;
{
@ -38,6 +38,6 @@ __old_pthread_cond_init (cond, cond_attr)
return 0;
}
compat_symbol (libpthread, __old_pthread_cond_init, pthread_cond_init,
compat_symbol (libpthread, __pthread_cond_init_2_0, pthread_cond_init,
GLIBC_2_0);
#endif

View File

@ -1,4 +1,4 @@
/* Copyright (C) 2002 Free Software Foundation, Inc.
/* Copyright (C) 2002, 2003 Free Software Foundation, Inc.
This file is part of the GNU C Library.
Contributed by Ulrich Drepper <drepper@redhat.com>, 2002.
@ -25,7 +25,7 @@
#if SHLIB_COMPAT(libpthread, GLIBC_2_0, GLIBC_2_3_2)
int
__old_pthread_cond_signal (cond)
__pthread_cond_signal_2_0 (cond)
pthread_cond_t *cond;
{
pthread_cond_t **realp = (pthread_cond_t **) cond;
@ -41,6 +41,6 @@ __old_pthread_cond_signal (cond)
return __pthread_cond_signal (*realp);
}
compat_symbol (libpthread, __old_pthread_cond_signal, pthread_cond_signal,
compat_symbol (libpthread, __pthread_cond_signal_2_0, pthread_cond_signal,
GLIBC_2_0);
#endif

View File

@ -1,4 +1,4 @@
/* Copyright (C) 2002 Free Software Foundation, Inc.
/* Copyright (C) 2002, 2003 Free Software Foundation, Inc.
This file is part of the GNU C Library.
Contributed by Ulrich Drepper <drepper@redhat.com>, 2002.
@ -25,7 +25,7 @@
#if SHLIB_COMPAT(libpthread, GLIBC_2_0, GLIBC_2_3_2)
int
__old_pthread_cond_wait (cond, mutex)
__pthread_cond_wait_2_0 (cond, mutex)
pthread_cond_t *cond;
pthread_mutex_t *mutex;
{
@ -42,6 +42,6 @@ __old_pthread_cond_wait (cond, mutex)
return __pthread_cond_wait (*realp, mutex);
}
compat_symbol (libpthread, __old_pthread_cond_wait, pthread_cond_wait,
compat_symbol (libpthread, __pthread_cond_wait_2_0, pthread_cond_wait,
GLIBC_2_0);
#endif

View File

@ -1,4 +1,4 @@
/* Copyright (C) 2002 Free Software Foundation, Inc.
/* Copyright (C) 2002, 2003 Free Software Foundation, Inc.
This file is part of the GNU C Library.
Contributed by Ulrich Drepper <drepper@redhat.com>, 2002.
@ -88,11 +88,18 @@ struct pthread_functions
int (*ptr_pthread_attr_setscope) (pthread_attr_t *, int);
int (*ptr_pthread_condattr_destroy) (pthread_condattr_t *);
int (*ptr_pthread_condattr_init) (pthread_condattr_t *);
int (*ptr_pthread_cond_broadcast) (pthread_cond_t *);
int (*ptr_pthread_cond_destroy) (pthread_cond_t *);
int (*ptr_pthread_cond_init) (pthread_cond_t *, const pthread_condattr_t *);
int (*ptr_pthread_cond_signal) (pthread_cond_t *);
int (*ptr_pthread_cond_wait) (pthread_cond_t *, pthread_mutex_t *);
int (*ptr___pthread_cond_broadcast) (pthread_cond_t *);
int (*ptr___pthread_cond_destroy) (pthread_cond_t *);
int (*ptr___pthread_cond_init) (pthread_cond_t *,
const pthread_condattr_t *);
int (*ptr___pthread_cond_signal) (pthread_cond_t *);
int (*ptr___pthread_cond_wait) (pthread_cond_t *, pthread_mutex_t *);
int (*ptr___pthread_cond_broadcast_2_0) (pthread_cond_t *);
int (*ptr___pthread_cond_destroy_2_0) (pthread_cond_t *);
int (*ptr___pthread_cond_init_2_0) (pthread_cond_t *,
const pthread_condattr_t *);
int (*ptr___pthread_cond_signal_2_0) (pthread_cond_t *);
int (*ptr___pthread_cond_wait_2_0) (pthread_cond_t *, pthread_mutex_t *);
int (*ptr_pthread_equal) (pthread_t, pthread_t);
void (*ptr___pthread_exit) (void *);
int (*ptr_pthread_getschedparam) (pthread_t, int *, struct sched_param *);
@ -315,15 +322,15 @@ extern int __pthread_enable_asynccancel (void) attribute_hidden;
extern void __pthread_disable_asynccancel (int oldtype)
internal_function attribute_hidden;
extern int __old_pthread_cond_broadcast (pthread_cond_t *cond);
extern int __old_pthread_cond_destroy (pthread_cond_t *cond);
extern int __old_pthread_cond_init (pthread_cond_t *cond,
extern int __pthread_cond_broadcast_2_0 (pthread_cond_t *cond);
extern int __pthread_cond_destroy_2_0 (pthread_cond_t *cond);
extern int __pthread_cond_init_2_0 (pthread_cond_t *cond,
const pthread_condattr_t *cond_attr);
extern int __old_pthread_cond_signal (pthread_cond_t *cond);
extern int __pthread_cond_signal_2_0 (pthread_cond_t *cond);
extern int __old_pthread_cond_timedwait (pthread_cond_t *cond,
pthread_mutex_t *mutex,
const struct timespec *abstime);
extern int __old_pthread_cond_wait (pthread_cond_t *cond,
extern int __pthread_cond_wait_2_0 (pthread_cond_t *cond,
pthread_mutex_t *mutex);
/* The two functions are in libc.so and not exported. */

View File

@ -1,4 +1,4 @@
/* Copyright (C) 2002 Free Software Foundation, Inc.
/* Copyright (C) 2002, 2003 Free Software Foundation, Inc.
This file is part of the GNU C Library.
Contributed by Ulrich Drepper <drepper@redhat.com>, 2002.
@ -17,6 +17,7 @@
Software Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA
02111-1307 USA. */
#include <shlib-compat.h>
#include "pthreadP.h"
@ -26,4 +27,5 @@ __pthread_cond_destroy (cond)
{
return 0;
}
strong_alias (__pthread_cond_destroy, pthread_cond_destroy)
versioned_symbol (libpthread, __pthread_cond_destroy,
pthread_cond_destroy, GLIBC_2_3_2);

View File

@ -1,4 +1,4 @@
/* Copyright (C) 2002 Free Software Foundation, Inc.
/* Copyright (C) 2002, 2003 Free Software Foundation, Inc.
This file is part of the GNU C Library.
Contributed by Ulrich Drepper <drepper@redhat.com>, 2002.
@ -17,6 +17,7 @@
Software Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA
02111-1307 USA. */
#include <shlib-compat.h>
#include "pthreadP.h"
@ -36,4 +37,5 @@ __pthread_cond_init (cond, cond_attr)
return 0;
}
strong_alias (__pthread_cond_init, pthread_cond_init)
versioned_symbol (libpthread, __pthread_cond_init,
pthread_cond_init, GLIBC_2_3_2);

View File

@ -1,4 +1,4 @@
/* Copyright (C) 2002 Free Software Foundation, Inc.
/* Copyright (C) 2002, 2003 Free Software Foundation, Inc.
This file is part of the GNU C Library.
Contributed by Ulrich Drepper <drepper@redhat.com>, 2002.
@ -17,8 +17,37 @@
Software Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA
02111-1307 USA. */
/* This is tricky. GCC doesn't like #include_next in the primary
source file and even if it did, the first #include_next is this
exact file anyway. */
#ifndef LIBC_SIGACTION
/* We use the libc implementation but we tell it to not allow
SIGCANCEL to be handled. */
#define SIGCANCEL __SIGRTMIN
# define SIGCANCEL __SIGRTMIN
# define LIBC_SIGACTION 1
#include_next <sigaction.c>
# include <nptl/sysdeps/pthread/sigaction.c>
int
__sigaction (sig, act, oact)
int sig;
const struct sigaction *act;
struct sigaction *oact;
{
if (sig == SIGCANCEL)
{
__set_errno (EINVAL);
return -1;
}
return __libc_sigaction (sig, act, oact);
}
libc_hidden_weak (__sigaction)
weak_alias (__sigaction, sigaction)
#else
# include_next <sigaction.c>
#endif /* LIBC_SIGACTION */

View File

@ -1,4 +1,4 @@
/* Copyright (C) 1997, 1998, 1999, 2000, 2002 Free Software Foundation, Inc.
/* Copyright (C) 1997,1998,1999,2000,2002,2003 Free Software Foundation, Inc.
This file is part of the GNU C Library.
The GNU C Library is free software; you can redistribute it and/or
@ -149,6 +149,9 @@ __libc_sigaction (sig, act, oact)
return result;
}
libc_hidden_def (__libc_sigaction)
#ifndef LIBC_SIGACTION
weak_alias (__libc_sigaction, __sigaction)
libc_hidden_weak (__sigaction)
weak_alias (__libc_sigaction, sigaction)
#endif

View File

@ -1,5 +1,5 @@
/* POSIX.1 `sigaction' call for Linux/i386.
Copyright (C) 1991,95,96,97,98,99,2000,02 Free Software Foundation, Inc.
Copyright (C) 1991,95,96,97,98,99,2000,02,03 Free Software Foundation, Inc.
This file is part of the GNU C Library.
The GNU C Library is free software; you can redistribute it and/or
@ -154,27 +154,10 @@ __libc_sigaction (int sig, const struct sigaction *act, struct sigaction *oact)
}
libc_hidden_def (__libc_sigaction)
#ifndef SIGCANCEL
#ifndef LIBC_SIGACTION
weak_alias (__libc_sigaction, __sigaction)
libc_hidden_weak (__sigaction)
weak_alias (__libc_sigaction, sigaction)
#else
int
__sigaction (sig, act, oact)
int sig;
const struct sigaction *act;
struct sigaction *oact;
{
if (sig == SIGCANCEL)
{
__set_errno (EINVAL);
return -1;
}
return __libc_sigaction (sig, act, oact);
}
libc_hidden_weak (__sigaction)
weak_alias (__sigaction, sigaction)
#endif
/* NOTE: Please think twice before making any changes to the bits of

View File

@ -1,4 +1,4 @@
/* Copyright (C) 1997, 1998, 1999, 2000, 2002 Free Software Foundation, Inc.
/* Copyright (C) 1997,1998,1999,2000,2002,2003 Free Software Foundation, Inc.
This file is part of the GNU C Library.
Linux/IA64 specific sigaction
Written by Jes Sorensen, <Jes.Sorensen@cern.ch>, April 1999.
@ -50,6 +50,9 @@ __libc_sigaction (sig, act, oact)
CHECK_1_NULL_OK (act), CHECK_1_NULL_OK (oact), _NSIG / 8);
}
libc_hidden_def (__libc_sigaction)
#ifndef LIBC_SIGACTION
weak_alias (__libc_sigaction, __sigaction)
libc_hidden_def (__sigaction)
weak_alias (__libc_sigaction, sigaction)
#endif

View File

@ -1,4 +1,4 @@
/* Copyright (C) 1997, 1998, 1999, 2000, 2002 Free Software Foundation, Inc.
/* Copyright (C) 1997,1998,1999,2000,2002,2003 Free Software Foundation, Inc.
This file is part of the GNU C Library.
The GNU C Library is free software; you can redistribute it and/or
@ -135,6 +135,9 @@ __libc_sigaction (sig, act, oact)
#endif
}
libc_hidden_def (__libc_sigaction)
#ifndef LIBC_SIGACTION
weak_alias (__libc_sigaction, __sigaction)
libc_hidden_weak (__sigaction)
weak_alias (__libc_sigaction, sigaction)
#endif

View File

@ -1,4 +1,4 @@
/* Copyright (C) 2001, 2002 Free Software Foundation, Inc.
/* Copyright (C) 2001, 2002, 2003 Free Software Foundation, Inc.
This file is part of the GNU C Library.
The GNU C Library is free software; you can redistribute it and/or
@ -46,6 +46,9 @@ __libc_sigaction (sig, act, oact)
return INLINE_SYSCALL (rt_sigaction, 4, sig, act, oact, _NSIG / 8);
}
libc_hidden_def (__libc_sigaction)
#ifndef LIBC_SIGACTION
weak_alias (__libc_sigaction, __sigaction)
libc_hidden_weak (__sigaction)
weak_alias (__libc_sigaction, sigaction)
#endif

View File

@ -1,4 +1,4 @@
/* Copyright (C) 1997, 1998, 1999, 2000, 2002 Free Software Foundation, Inc.
/* Copyright (C) 1997,1998,1999,2000,2002,2003 Free Software Foundation, Inc.
This file is part of the GNU C Library.
The GNU C Library is free software; you can redistribute it and/or
@ -134,25 +134,8 @@ __libc_sigaction (sig, act, oact)
}
libc_hidden_def (__libc_sigaction)
#ifndef SIGCANCEL
#ifndef LIBC_SIGACTION
weak_alias (__libc_sigaction, __sigaction)
libc_hidden_weak (__sigaction)
weak_alias (__libc_sigaction, sigaction)
#else
int
__sigaction (sig, act, oact)
int sig;
const struct sigaction *act;
struct sigaction *oact;
{
if (sig == SIGCANCEL)
{
__set_errno (EINVAL);
return -1;
}
return __libc_sigaction (sig, act, oact);
}
libc_hidden_weak (__sigaction)
weak_alias (__sigaction, sigaction)
#endif

View File

@ -1,5 +1,5 @@
/* POSIX.1 sigaction call for Linux/SPARC.
Copyright (C) 1997, 1998, 1999, 2000, 2002 Free Software Foundation, Inc.
Copyright (C) 1997,1998,1999,2000,2002,2003 Free Software Foundation, Inc.
This file is part of the GNU C Library.
Contributed by Miguel de Icaza (miguel@nuclecu.unam.mx), 1997.
@ -135,9 +135,12 @@ __libc_sigaction (int sig, __const struct sigaction *act,
return -1;
}
libc_hidden_def (__libc_sigaction)
#ifndef LIBC_SIGACTION
weak_alias (__libc_sigaction, __sigaction);
libc_hidden_weak (__sigaction)
weak_alias (__libc_sigaction, sigaction);
#endif
static void
__rt_sigreturn_stub (void)

View File

@ -1,5 +1,5 @@
/* POSIX.1 sigaction call for Linux/SPARC64.
Copyright (C) 1997, 1998, 1999, 2000, 2002 Free Software Foundation, Inc.
Copyright (C) 1997,1998,1999,2000,2002,2003 Free Software Foundation, Inc.
This file is part of the GNU C Library.
Contributed by Miguel de Icaza (miguel@nuclecu.unam.mx) and
Jakub Jelinek (jj@ultra.linux.cz).
@ -64,9 +64,12 @@ __libc_sigaction (int sig, __const struct sigaction *act,
return ret;
}
libc_hidden_def (__libc_sigaction)
#ifndef LIBC_SIGACTION
weak_alias (__libc_sigaction, __sigaction);
libc_hidden_weak (__sigaction)
weak_alias (__libc_sigaction, sigaction);
#endif
static void
__rt_sigreturn_stub (void)

View File

@ -1,5 +1,5 @@
/* POSIX.1 `sigaction' call for Linux/x86-64.
Copyright (C) 2001, 2002 Free Software Foundation, Inc.
Copyright (C) 2001, 2002, 2003 Free Software Foundation, Inc.
This file is part of the GNU C Library.
The GNU C Library is free software; you can redistribute it and/or
@ -81,9 +81,12 @@ __libc_sigaction (int sig, const struct sigaction *act, struct sigaction *oact)
return result;
}
libc_hidden_def (__libc_sigaction)
#ifndef LIBC_SIGACTION
weak_alias (__libc_sigaction, __sigaction)
libc_hidden_weak (__sigaction)
weak_alias (__libc_sigaction, sigaction)
#endif
/* NOTE: Please think twice before making any changes to the bits of
code below. GDB needs some intimate knowledge about it to