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Update.

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1998-08-26 15:46  Ulrich Drepper  <drepper@cygnus.com>

	* internals.h: Define THREAD_GETMEM and THREAD_SETMEM to default if
	not already defined.
	(struct _pthread_descr_struct): Add p_self and p_nr field.
	* manager.c (__pthread_handles): Define second element to point
	to manager thread.
	(__pthread_handles_num): Initialize to 2.
	(__pthread_manager): Use INIT_THREAD_SELF with two arguments.
	(pthread_start_thread): Likewise.
	(pthread_handle_create): Start search for free slot at entry 2.
	Initialize new fields p_self and p_nr.
	Call __clone with CLONE_PTRACE if available.
	(pthread_free): Call FREE_THREAD_SELF if available.
	* pthread.c (__pthread_initial_thread): Initialize new fields.
	(__pthread_manager_thread): Likewise.
	(__pthread_initialize_manager): Call __clone with CLONE_PTRACE.

	* cancel.c: Use THREAD_GETMEM and THREAD_SETMEM to access the
	elements of the thread descriptor.
	* condvar.c: Likewise.
	* errno.c: Likewise.
	* join.c: Likewise.
	* manager.c: Likewise.
	* pthread.c: Likewise.
	* ptlongjmp.c: Likewise.
	* semaphore.c: Likewise.
	* signals.c: Likewise.
	* specific.c: Likewise.
	* spinlock.c: Likewise.

	* sysdeps/alpha/pt-machine.h (INIT_THREAD_SELF): Add extra parameter.

	* sysdeps/i386/useldt.h: New file.
	* sysdeps/i386/i686/pt-machine.h: Show how to use this file.

	* sysdeps/sparc/sparc32/pt-machine.h: Define THREAD_GETMEM and
	THREAD_SETMEM using __thread_self.
	* sysdeps/sparc/sparc64/pt-machine.h: Likewise.
This commit is contained in:
Ulrich Drepper
1998-08-26 16:00:46 +00:00
parent 08cac4ac19
commit 00a2f9aa41
19 changed files with 369 additions and 113 deletions
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9
linuxthreads/ptlongjmp.c
View File

@ -32,13 +32,14 @@ static void pthread_cleanup_upto(__jmp_buf target)
pthread_descr self = thread_self();
struct _pthread_cleanup_buffer * c;
for (c = self->p_cleanup;
for (c = THREAD_GETMEM(self, p_cleanup);
c != NULL && _JMPBUF_UNWINDS(target, c);
c = c->prev)
c->routine(c->arg);
self->p_cleanup = c;
if (self->p_in_sighandler && _JMPBUF_UNWINDS(target, self->p_in_sighandler))
self->p_in_sighandler = NULL;
THREAD_SETMEM(self, p_cleanup, c);
if (THREAD_GETMEM(self, p_in_sighandler)
&& _JMPBUF_UNWINDS(target, THREAD_GETMEM(self, p_in_sighandler)))
THREAD_SETMEM(self, p_in_sighandler, NULL);
}
void siglongjmp(sigjmp_buf env, int val)