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authorUlrich Drepper <drepper@redhat.com>2003-11-06 04:29:42 +0000
committerUlrich Drepper <drepper@redhat.com>2003-11-06 04:29:42 +0000
commit44e941492d0dcefa98e0b7686ecfba3f39ded173 (patch)
treec70e0334dc36dc62a595a7a2fcf1a543b0dcf8f1 /nptl/tst-cleanup4.c
parentc28422b575d8399fc3d5ce8e50cbde83c58b647c (diff)
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Update.
2003-11-05 Jakub Jelinek <jakub@redhat.com> * unwind.c (FRAME_LEFT): Define. (unwind_stop): Handle old style cleanups here. (__pthread_unwind): Handle old style cleanups only if !HAVE_FORCED_UNWIND. * Makefile (tests): Add tst-cleanup4 and tst-cleanupx4. (CFLAGS-tst-cleanupx4.c): Add -fexceptions. ($(objpfx)tst-cleanup4): Depend on $(objpfx)tst-cleanup4aux.o. ($(objpfx)tst-cleanupx4): Likewise. * tst-cleanup4.c: New test. * tst-cleanup4aux.c: New. * tst-cleanupx4.c: New test.
Diffstat (limited to 'nptl/tst-cleanup4.c')
-rw-r--r--nptl/tst-cleanup4.c198
1 files changed, 198 insertions, 0 deletions
diff --git a/nptl/tst-cleanup4.c b/nptl/tst-cleanup4.c
new file mode 100644
index 0000000000..1489fd31b8
--- /dev/null
+++ b/nptl/tst-cleanup4.c
@@ -0,0 +1,198 @@
+/* Copyright (C) 2003 Free Software Foundation, Inc.
+ This file is part of the GNU C Library.
+ Contributed by Jakub Jelinek <jakub@redhat.com>, 2003.
+
+ The GNU C Library is free software; you can redistribute it and/or
+ modify it under the terms of the GNU Lesser General Public
+ License as published by the Free Software Foundation; either
+ version 2.1 of the License, or (at your option) any later version.
+
+ The GNU C Library is distributed in the hope that it will be useful,
+ but WITHOUT ANY WARRANTY; without even the implied warranty of
+ MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
+ Lesser General Public License for more details.
+
+ You should have received a copy of the GNU Lesser General Public
+ License along with the GNU C Library; if not, write to the Free
+ Software Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA
+ 02111-1307 USA. */
+
+#include <pthread.h>
+#include <stdio.h>
+#include <stdlib.h>
+#include <unistd.h>
+
+/* LinuxThreads pthread_cleanup_{push,pop} helpers. */
+extern void _pthread_cleanup_push (struct _pthread_cleanup_buffer *__buffer,
+ void (*__routine) (void *),
+ void *__arg);
+extern void _pthread_cleanup_pop (struct _pthread_cleanup_buffer *__buffer,
+ int __execute);
+
+static int fds[2];
+static pthread_barrier_t b2;
+static int global;
+
+/* Defined in tst-cleanup4aux.c, never compiled with -fexceptions. */
+extern void fn5 (void);
+extern void fn7 (void);
+extern void fn9 (void);
+
+void
+clh (void *arg)
+{
+ int val = (long int) arg;
+
+ printf ("clh (%d)\n", val);
+
+ global *= val;
+ global += val;
+}
+
+
+static __attribute__((noinline)) void
+fn_read (void)
+{
+ int r = pthread_barrier_wait (&b2);
+ if (r != 0 && r != PTHREAD_BARRIER_SERIAL_THREAD)
+ {
+ printf ("%s: barrier_wait failed\n", __FUNCTION__);
+ exit (1);
+ }
+
+ char c;
+ read (fds[0], &c, 1);
+}
+
+
+__attribute__((noinline)) void
+fn0 (void)
+{
+ pthread_cleanup_push (clh, (void *) 1l);
+
+ fn_read ();
+
+ pthread_cleanup_pop (1);
+}
+
+
+__attribute__((noinline)) void
+fn1 (void)
+{
+ /* This is the old LinuxThreads pthread_cleanup_{push,pop}. */
+ struct _pthread_cleanup_buffer b;
+ _pthread_cleanup_push (&b, clh, (void *) 2l);
+
+ fn0 ();
+
+ _pthread_cleanup_pop (&b, 1);
+}
+
+
+static __attribute__((noinline)) void
+fn2 (void)
+{
+ pthread_cleanup_push (clh, (void *) 3l);
+
+ fn1 ();
+
+ pthread_cleanup_pop (1);
+}
+
+
+static void *
+tf (void *a)
+{
+ switch ((long) a)
+ {
+ case 0:
+ fn2 ();
+ break;
+ case 1:
+ fn5 ();
+ break;
+ case 2:
+ fn7 ();
+ break;
+ case 3:
+ fn9 ();
+ break;
+ }
+
+ return NULL;
+}
+
+
+int
+do_test (void)
+{
+ int result = 0;
+
+ if (pipe (fds) != 0)
+ {
+ puts ("pipe failed");
+ exit (1);
+ }
+
+ if (pthread_barrier_init (&b2, NULL, 2) != 0)
+ {
+ puts ("b2 init failed");
+ exit (1);
+ }
+
+ const int expect[] =
+ {
+ 15, /* 1 2 3 */
+ 276, /* 1 4 5 6 */
+ 120, /* 1 7 8 */
+ 460 /* 1 2 9 10 */
+ };
+
+ long i;
+ for (i = 0; i < 4; ++i)
+ {
+ global = 0;
+
+ printf ("test %ld\n", i);
+
+ pthread_t th;
+ if (pthread_create (&th, NULL, tf, (void *) i) != 0)
+ {
+ puts ("create failed");
+ exit (1);
+ }
+
+ int e = pthread_barrier_wait (&b2);
+ if (e != 0 && e != PTHREAD_BARRIER_SERIAL_THREAD)
+ {
+ printf ("%s: barrier_wait failed\n", __FUNCTION__);
+ exit (1);
+ }
+
+ pthread_cancel (th);
+
+ void *r;
+ if ((e = pthread_join (th, &r)) != 0)
+ {
+ printf ("join failed: %d\n", e);
+ _exit (1);
+ }
+
+ if (r != PTHREAD_CANCELED)
+ {
+ puts ("thread not canceled");
+ exit (1);
+ }
+
+ if (global != expect[i])
+ {
+ printf ("global = %d, expected %d\n", global, expect[i]);
+ result = 1;
+ }
+ }
+
+ return result;
+}
+
+#define TEST_FUNCTION do_test ()
+#include "../test-skeleton.c"