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* include/stdlib.h: Add prototype for __cxa_atexit.
This commit is contained in:
Ulrich Drepper 2000-03-20 07:07:18 +00:00
parent 41a173e1e3
commit a6a478e9f9
4 changed files with 19 additions and 1 deletions
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2
ChangeLog
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@ -1,5 +1,7 @@
2000-03-19 Ulrich Drepper <drepper@redhat.com> 2000-03-19 Ulrich Drepper <drepper@redhat.com>
* include/stdlib.h: Add prototype for __cxa_atexit.
* sysdeps/unix/sysv/linux/i386/sys/debugreg.h: Update comment about * sysdeps/unix/sysv/linux/i386/sys/debugreg.h: Update comment about
_SLOWDOWN flags. Patch by Jim Blandy <jimb@cygnus.com>. _SLOWDOWN flags. Patch by Jim Blandy <jimb@cygnus.com>.

2
include/stdlib.h
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@ -53,6 +53,8 @@ extern int __add_to_environ (const char *name, const char *value,
extern void _quicksort (void *const pbase, size_t total_elems, extern void _quicksort (void *const pbase, size_t total_elems,
size_t size, __compar_fn_t cmp); size_t size, __compar_fn_t cmp);
extern int __cxa_atexit (void (*func) (void *), void *arg, void *d);
#endif #endif
#undef __Need_M_And_C #undef __Need_M_And_C

6
linuxthreads/ChangeLog
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@ -1,3 +1,9 @@
2000-03-19 Ulrich Drepper <drepper@redhat.com>
* pthread.c (pthread_initialize): Instead of on_exit use
__cxa_atexit if __dso_label is available to allow unloading the
libpthread shared library.
2000-03-16 Ulrich Drepper <drepper@redhat.com> 2000-03-16 Ulrich Drepper <drepper@redhat.com>
* condvar.c: Make tests for ownership of mutex less strict. * condvar.c: Make tests for ownership of mutex less strict.

10
linuxthreads/pthread.c
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@ -308,6 +308,8 @@ __libc_allocate_rtsig (int high)
static void pthread_initialize(void) __attribute__((constructor)); static void pthread_initialize(void) __attribute__((constructor));
extern void *__dso_handle __attribute__ ((weak));
static void pthread_initialize(void) static void pthread_initialize(void)
{ {
struct sigaction sa; struct sigaction sa;
@ -387,7 +389,13 @@ static void pthread_initialize(void)
/* Register an exit function to kill all other threads. */ /* Register an exit function to kill all other threads. */
/* Do it early so that user-registered atexit functions are called /* Do it early so that user-registered atexit functions are called
before pthread_exit_process. */ before pthread_exit_process. */
__on_exit(pthread_exit_process, NULL); if (__dso_handle)
/* The cast is a bit unclean. The function expects two arguments but
we can only pass one. Fortunately this is not a problem since the
second argument of `pthread_exit_process' is simply ignored. */
__cxa_atexit((void (*) (void *)) pthread_exit_process, NULL, __dso_handle);
else
on_exit (pthread_exit_process, NULL);
} }
void __pthread_initialize(void) void __pthread_initialize(void)