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-rw-r--r--test/nptl/tst-cond22.c160
1 files changed, 160 insertions, 0 deletions
diff --git a/test/nptl/tst-cond22.c b/test/nptl/tst-cond22.c
new file mode 100644
index 000000000..bd978e50c
--- /dev/null
+++ b/test/nptl/tst-cond22.c
@@ -0,0 +1,160 @@
+#include <pthread.h>
+#include <stdio.h>
+#include <stdlib.h>
+
+
+static pthread_barrier_t b;
+static pthread_cond_t c = PTHREAD_COND_INITIALIZER;
+static pthread_mutex_t m = PTHREAD_MUTEX_INITIALIZER;
+
+
+static void
+cl (void *arg)
+{
+ pthread_mutex_unlock (&m);
+}
+
+
+static void *
+tf (void *arg)
+{
+ if (pthread_mutex_lock (&m) != 0)
+ {
+ printf ("%s: mutex_lock failed\n", __func__);
+ exit (1);
+ }
+ int e = pthread_barrier_wait (&b);
+ if (e != 0 && e != PTHREAD_BARRIER_SERIAL_THREAD)
+ {
+ printf ("%s: barrier_wait failed\n", __func__);
+ exit (1);
+ }
+ pthread_cleanup_push (cl, NULL);
+ /* We have to loop here because the cancellation might come after
+ the cond_wait call left the cancelable area and is then waiting
+ on the mutex. In this case the beginning of the second cond_wait
+ call will cause the cancellation to happen. */
+ do
+ if (pthread_cond_wait (&c, &m) != 0)
+ {
+ printf ("%s: cond_wait failed\n", __func__);
+ exit (1);
+ }
+ while (arg == NULL);
+ pthread_cleanup_pop (0);
+ if (pthread_mutex_unlock (&m) != 0)
+ {
+ printf ("%s: mutex_unlock failed\n", __func__);
+ exit (1);
+ }
+ return NULL;
+}
+
+
+static int
+do_test (void)
+{
+ int status = 0;
+
+ if (pthread_barrier_init (&b, NULL, 2) != 0)
+ {
+ puts ("barrier_init failed");
+ return 1;
+ }
+
+ pthread_t th;
+ if (pthread_create (&th, NULL, tf, NULL) != 0)
+ {
+ puts ("1st create failed");
+ return 1;
+ }
+ int e = pthread_barrier_wait (&b);
+ if (e != 0 && e != PTHREAD_BARRIER_SERIAL_THREAD)
+ {
+ puts ("1st barrier_wait failed");
+ return 1;
+ }
+ if (pthread_mutex_lock (&m) != 0)
+ {
+ puts ("1st mutex_lock failed");
+ return 1;
+ }
+ if (pthread_cond_signal (&c) != 0)
+ {
+ puts ("1st cond_signal failed");
+ return 1;
+ }
+ if (pthread_cancel (th) != 0)
+ {
+ puts ("cancel failed");
+ return 1;
+ }
+ if (pthread_mutex_unlock (&m) != 0)
+ {
+ puts ("1st mutex_unlock failed");
+ return 1;
+ }
+ void *res;
+ if (pthread_join (th, &res) != 0)
+ {
+ puts ("1st join failed");
+ return 1;
+ }
+ if (res != PTHREAD_CANCELED)
+ {
+ puts ("first thread not canceled");
+ status = 1;
+ }
+
+ printf ("cond = { %d, %x, %lld, %lld, %lld, %p, %u, %u }\n",
+ c.__data.__lock, c.__data.__futex, c.__data.__total_seq,
+ c.__data.__wakeup_seq, c.__data.__woken_seq, c.__data.__mutex,
+ c.__data.__nwaiters, c.__data.__broadcast_seq);
+
+ if (pthread_create (&th, NULL, tf, (void *) 1l) != 0)
+ {
+ puts ("2nd create failed");
+ return 1;
+ }
+ e = pthread_barrier_wait (&b);
+ if (e != 0 && e != PTHREAD_BARRIER_SERIAL_THREAD)
+ {
+ puts ("2nd barrier_wait failed");
+ return 1;
+ }
+ if (pthread_mutex_lock (&m) != 0)
+ {
+ puts ("2nd mutex_lock failed");
+ return 1;
+ }
+ if (pthread_cond_signal (&c) != 0)
+ {
+ puts ("2nd cond_signal failed");
+ return 1;
+ }
+ if (pthread_mutex_unlock (&m) != 0)
+ {
+ puts ("2nd mutex_unlock failed");
+ return 1;
+ }
+ if (pthread_join (th, &res) != 0)
+ {
+ puts ("2nd join failed");
+ return 1;
+ }
+ if (res != NULL)
+ {
+ puts ("2nd thread canceled");
+ status = 1;
+ }
+
+ printf ("cond = { %d, %x, %lld, %lld, %lld, %p, %u, %u }\n",
+ c.__data.__lock, c.__data.__futex, c.__data.__total_seq,
+ c.__data.__wakeup_seq, c.__data.__woken_seq, c.__data.__mutex,
+ c.__data.__nwaiters, c.__data.__broadcast_seq);
+
+ return status;
+}
+
+#define TEST_FUNCTION do_test ()
+#include "../test-skeleton.c"