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1999-07-09  Ulrich Drepper  <drepper@cygnus.com>

	* stdio-common/vfprintf.c (buffered_vfprintf): Add locking.
This commit is contained in:
Ulrich Drepper
1999-07-09 22:22:21 +00:00
parent fbb802fc7d
commit 5ef2d37b33
4 changed files with 20 additions and 4 deletions
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4
ChangeLog
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@ -1,3 +1,7 @@
1999-07-09 Ulrich Drepper <drepper@cygnus.com>
* stdio-common/vfprintf.c (buffered_vfprintf): Add locking.
1999-07-09 H.J. Lu <hjl@gnu.org> 1999-07-09 H.J. Lu <hjl@gnu.org>
* Versions.def (GLIBC_2.1.2): Added. * Versions.def (GLIBC_2.1.2): Added.

5
linuxthreads/ChangeLog
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@ -1,3 +1,8 @@
1999-07-09 Ulrich Drepper <drepper@cygnus.com>
* oldsemaphore.c (sem_compare_and_swap): Fix use of compare and
swap function.
1999-07-09 Cristian Gafton <gafton@redhat.com> 1999-07-09 Cristian Gafton <gafton@redhat.com>
* Makefile (libpthread-routines): Add oldsemaphore routine. * Makefile (libpthread-routines): Add oldsemaphore routine.

3
linuxthreads/oldsemaphore.c
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@ -37,7 +37,7 @@ typedef struct {
static inline int sem_compare_and_swap(old_sem_t *sem, long oldval, long newval) static inline int sem_compare_and_swap(old_sem_t *sem, long oldval, long newval)
{ {
return __pthread_compare_and_swap(&sem->sem_status, oldval, newval, &sem->sem_spinlock); return compare_and_swap(&sem->sem_status, oldval, newval, &sem->sem_spinlock);
} }
/* The state of a semaphore is represented by a long int encoding /* The state of a semaphore is represented by a long int encoding
@ -212,4 +212,3 @@ symbol_version (__old_sem_post, sem_post, GLIBC_2.0);
symbol_version (__old_sem_getvalue, sem_getvalue, GLIBC_2.0); symbol_version (__old_sem_getvalue, sem_getvalue, GLIBC_2.0);
symbol_version (__old_sem_destroy, sem_destroy, GLIBC_2.0); symbol_version (__old_sem_destroy, sem_destroy, GLIBC_2.0);
#endif #endif

12
stdio-common/vfprintf.c
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@ -1886,6 +1886,10 @@ buffered_vfprintf (register _IO_FILE *s, const CHAR_T *format,
/* Now print to helper instead. */ /* Now print to helper instead. */
result = vfprintf (hp, format, args); result = vfprintf (hp, format, args);
/* Lock stream. */
__libc_cleanup_region_start ((void (*) (void *)) &_IO_funlockfile, s);
_IO_flockfile (s);
/* Now flush anything from the helper to the S. */ /* Now flush anything from the helper to the S. */
#ifdef COMPILE_WPRINTF #ifdef COMPILE_WPRINTF
if ((to_flush = (hp->_wide_data->_IO_write_ptr if ((to_flush = (hp->_wide_data->_IO_write_ptr
@ -1893,16 +1897,20 @@ buffered_vfprintf (register _IO_FILE *s, const CHAR_T *format,
{ {
if ((int) _IO_sputn (s, hp->_wide_data->_IO_write_base, to_flush) if ((int) _IO_sputn (s, hp->_wide_data->_IO_write_base, to_flush)
!= to_flush) != to_flush)
return -1; result = -1;
} }
#else #else
if ((to_flush = hp->_IO_write_ptr - hp->_IO_write_base) > 0) if ((to_flush = hp->_IO_write_ptr - hp->_IO_write_base) > 0)
{ {
if ((int) _IO_sputn (s, hp->_IO_write_base, to_flush) != to_flush) if ((int) _IO_sputn (s, hp->_IO_write_base, to_flush) != to_flush)
return -1; result = -1;
} }
#endif #endif
/* Unlock the stream. */
_IO_funlockfile (s);
__libc_cleanup_region_end (0);
return result; return result;
} }