diff options
| -rw-r--r-- | ChangeLog | 2 | ||||
| -rw-r--r-- | include/stdlib.h | 2 | ||||
| -rw-r--r-- | linuxthreads/ChangeLog | 6 | ||||
| -rw-r--r-- | linuxthreads/pthread.c | 10 |
4 files changed, 19 insertions, 1 deletions
@@ -1,5 +1,7 @@ 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 _SLOWDOWN flags. Patch by Jim Blandy <jimb@cygnus.com>. diff --git a/include/stdlib.h b/include/stdlib.h index 38fd33d7b3..edca2009e0 100644 --- a/include/stdlib.h +++ b/include/stdlib.h @@ -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, size_t size, __compar_fn_t cmp); +extern int __cxa_atexit (void (*func) (void *), void *arg, void *d); + #endif #undef __Need_M_And_C diff --git a/linuxthreads/ChangeLog b/linuxthreads/ChangeLog index bb3155347a..ce335a70fe 100644 --- a/linuxthreads/ChangeLog +++ b/linuxthreads/ChangeLog @@ -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> * condvar.c: Make tests for ownership of mutex less strict. diff --git a/linuxthreads/pthread.c b/linuxthreads/pthread.c index 5884b9b460..57bc15e512 100644 --- a/linuxthreads/pthread.c +++ b/linuxthreads/pthread.c @@ -308,6 +308,8 @@ __libc_allocate_rtsig (int high) static void pthread_initialize(void) __attribute__((constructor)); +extern void *__dso_handle __attribute__ ((weak)); + static void pthread_initialize(void) { struct sigaction sa; @@ -387,7 +389,13 @@ static void pthread_initialize(void) /* Register an exit function to kill all other threads. */ /* Do it early so that user-registered atexit functions are called 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) |