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Don't mark memory synchronisation functions as leaf
This commit is contained in:
Andreas Schwab
parent
21b64b1536
commit
3871f58f06
@ -1,3 +1,10 @@
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2011-10-27 Andreas Schwab <schwab@redhat.com>
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[BZ #13344]
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* misc/sys/cdefs.h (__THROWNL): Define.
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* posix/unistd.h: Use __THREADNL instead of __THREAD
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for memory synchronization functions.
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2011-10-26 Roland McGrath <roland@hack.frob.com>
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[BZ #13349]
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4
NEWS
4
NEWS
@ -1,4 +1,4 @@
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GNU C Library NEWS -- history of user-visible changes. 2011-10-20
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GNU C Library NEWS -- history of user-visible changes. 2011-10-27
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Copyright (C) 1992-2009, 2010, 2011 Free Software Foundation, Inc.
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See the end for copying conditions.
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@ -11,7 +11,7 @@ Version 2.15
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6779, 6783, 9696, 11589, 12403, 12847, 12868, 12852, 12874, 12885, 12892,
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12907, 12922, 12935, 13007, 13021, 13067, 13068, 13090, 13092, 13114,
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13118, 13123, 13134, 13138, 13150, 13179, 13192, 13268, 13291
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13118, 13123, 13134, 13138, 13150, 13179, 13192, 13268, 13291, 13344
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* New program pldd to list loaded object of a process
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Implemented by Ulrich Drepper.
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@ -38,7 +38,8 @@
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#ifdef __GNUC__
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/* All functions, except those with callbacks, are leaf functions. */
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/* All functions, except those with callbacks or those that
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synchronize memory, are leaf functions. */
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# if __GNUC_PREREQ (4, 6) && !defined _LIBC
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# define __LEAF , __leaf__
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# define __LEAF_ATTR __attribute__ ((__leaf__))
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@ -54,13 +55,16 @@
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the -fexceptions options for C code as well. */
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# if !defined __cplusplus && __GNUC_PREREQ (3, 3)
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# define __THROW __attribute__ ((__nothrow__ __LEAF))
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# define __THROWNL __attribute__ ((__nothrow__))
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# define __NTH(fct) __attribute__ ((__nothrow__ __LEAF)) fct
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# else
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# if defined __cplusplus && __GNUC_PREREQ (2,8)
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# define __THROW throw ()
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# define __THROWNL throw ()
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# define __NTH(fct) __LEAF_ATTR fct throw ()
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# else
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# define __THROW
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# define __THROWNL
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# define __NTH(fct) fct
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# endif
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# endif
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@ -70,6 +74,7 @@
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# define __inline /* No inline functions. */
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# define __THROW
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# define __THROWNL
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# define __NTH(fct) fct
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# define __const const
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@ -1,3 +1,10 @@
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2011-10-27 Andreas Schwab <schwab@redhat.com>
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[BZ #13344]
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* sysdeps/pthread/pthread.h: Use __THREADNL instead of __THREAD
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for memory synchronization functions.
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* semaphore.h: Likewise.
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2011-10-24 Ulrich Drepper <drepper@gmail.com>
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* tst-cancel7.c: Avoid warning.
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@ -1,4 +1,4 @@
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/* Copyright (C) 2002, 2003 Free Software Foundation, Inc.
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/* Copyright (C) 2002, 2003, 2011 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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@ -64,10 +64,10 @@ extern int sem_timedwait (sem_t *__restrict __sem,
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#endif
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/* Test whether SEM is posted. */
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extern int sem_trywait (sem_t *__sem) __THROW;
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extern int sem_trywait (sem_t *__sem) __THROWNL;
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/* Post SEM. */
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extern int sem_post (sem_t *__sem) __THROW;
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extern int sem_post (sem_t *__sem) __THROWNL;
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/* Get current value of SEM and store it in *SVAL. */
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extern int sem_getvalue (sem_t *__restrict __sem, int *__restrict __sval)
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@ -1,4 +1,4 @@
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/* Copyright (C) 2002, 2003, 2004, 2005, 2006, 2007, 2008, 2009, 2010
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/* Copyright (C) 2002, 2003, 2004, 2005, 2006, 2007, 2008, 2009, 2010, 2011
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Free Software Foundation, Inc.
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This file is part of the GNU C Library.
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@ -225,7 +225,7 @@ __BEGIN_DECLS
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extern int pthread_create (pthread_t *__restrict __newthread,
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__const pthread_attr_t *__restrict __attr,
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void *(*__start_routine) (void *),
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void *__restrict __arg) __THROW __nonnull ((1, 3));
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void *__restrict __arg) __THROWNL __nonnull ((1, 3));
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/* Terminate calling thread.
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@ -740,22 +740,22 @@ extern int pthread_mutex_destroy (pthread_mutex_t *__mutex)
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/* Try locking a mutex. */
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extern int pthread_mutex_trylock (pthread_mutex_t *__mutex)
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__THROW __nonnull ((1));
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__THROWNL __nonnull ((1));
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/* Lock a mutex. */
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extern int pthread_mutex_lock (pthread_mutex_t *__mutex)
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__THROW __nonnull ((1));
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__THROWNL __nonnull ((1));
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#ifdef __USE_XOPEN2K
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/* Wait until lock becomes available, or specified time passes. */
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extern int pthread_mutex_timedlock (pthread_mutex_t *__restrict __mutex,
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__const struct timespec *__restrict
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__abstime) __THROW __nonnull ((1, 2));
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__abstime) __THROWNL __nonnull ((1, 2));
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#endif
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/* Unlock a mutex. */
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extern int pthread_mutex_unlock (pthread_mutex_t *__mutex)
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__THROW __nonnull ((1));
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__THROWNL __nonnull ((1));
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/* Get the priority ceiling of MUTEX. */
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@ -879,37 +879,37 @@ extern int pthread_rwlock_destroy (pthread_rwlock_t *__rwlock)
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/* Acquire read lock for RWLOCK. */
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extern int pthread_rwlock_rdlock (pthread_rwlock_t *__rwlock)
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__THROW __nonnull ((1));
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__THROWNL __nonnull ((1));
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/* Try to acquire read lock for RWLOCK. */
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extern int pthread_rwlock_tryrdlock (pthread_rwlock_t *__rwlock)
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__THROW __nonnull ((1));
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__THROWNL __nonnull ((1));
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# ifdef __USE_XOPEN2K
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/* Try to acquire read lock for RWLOCK or return after specfied time. */
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extern int pthread_rwlock_timedrdlock (pthread_rwlock_t *__restrict __rwlock,
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__const struct timespec *__restrict
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__abstime) __THROW __nonnull ((1, 2));
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__abstime) __THROWNL __nonnull ((1, 2));
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# endif
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/* Acquire write lock for RWLOCK. */
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extern int pthread_rwlock_wrlock (pthread_rwlock_t *__rwlock)
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__THROW __nonnull ((1));
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__THROWNL __nonnull ((1));
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/* Try to acquire write lock for RWLOCK. */
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extern int pthread_rwlock_trywrlock (pthread_rwlock_t *__rwlock)
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__THROW __nonnull ((1));
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__THROWNL __nonnull ((1));
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# ifdef __USE_XOPEN2K
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/* Try to acquire write lock for RWLOCK or return after specfied time. */
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extern int pthread_rwlock_timedwrlock (pthread_rwlock_t *__restrict __rwlock,
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__const struct timespec *__restrict
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__abstime) __THROW __nonnull ((1, 2));
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__abstime) __THROWNL __nonnull ((1, 2));
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# endif
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/* Unlock RWLOCK. */
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extern int pthread_rwlock_unlock (pthread_rwlock_t *__rwlock)
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__THROW __nonnull ((1));
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__THROWNL __nonnull ((1));
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/* Functions for handling read-write lock attributes. */
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@ -959,11 +959,11 @@ extern int pthread_cond_destroy (pthread_cond_t *__cond)
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/* Wake up one thread waiting for condition variable COND. */
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extern int pthread_cond_signal (pthread_cond_t *__cond)
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__THROW __nonnull ((1));
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__THROWNL __nonnull ((1));
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/* Wake up all threads waiting for condition variables COND. */
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extern int pthread_cond_broadcast (pthread_cond_t *__cond)
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__THROW __nonnull ((1));
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__THROWNL __nonnull ((1));
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/* Wait for condition variable COND to be signaled or broadcast.
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MUTEX is assumed to be locked before.
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@ -1034,15 +1034,15 @@ extern int pthread_spin_destroy (pthread_spinlock_t *__lock)
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/* Wait until spinlock LOCK is retrieved. */
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extern int pthread_spin_lock (pthread_spinlock_t *__lock)
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__THROW __nonnull ((1));
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__THROWNL __nonnull ((1));
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/* Try to lock spinlock LOCK. */
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extern int pthread_spin_trylock (pthread_spinlock_t *__lock)
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__THROW __nonnull ((1));
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__THROWNL __nonnull ((1));
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/* Release spinlock LOCK. */
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extern int pthread_spin_unlock (pthread_spinlock_t *__lock)
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__THROW __nonnull ((1));
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__THROWNL __nonnull ((1));
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/* Functions to handle barriers. */
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@ -1060,7 +1060,7 @@ extern int pthread_barrier_destroy (pthread_barrier_t *__barrier)
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/* Wait on barrier BARRIER. */
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extern int pthread_barrier_wait (pthread_barrier_t *__barrier)
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__THROW __nonnull ((1));
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__THROWNL __nonnull ((1));
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/* Initialize barrier attribute ATTR. */
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@ -776,7 +776,7 @@ extern int setresgid (__gid_t __rgid, __gid_t __egid, __gid_t __sgid)
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/* Clone the calling process, creating an exact copy.
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Return -1 for errors, 0 to the new process,
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and the process ID of the new process to the old process. */
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extern __pid_t fork (void) __THROW;
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extern __pid_t fork (void) __THROWNL;
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#if (defined __USE_XOPEN_EXTENDED && !defined __USE_XOPEN2K8) \
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|| defined __USE_BSD
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