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authorUlrich Drepper <drepper@redhat.com>2003-01-04 02:52:17 +0000
committerUlrich Drepper <drepper@redhat.com>2003-01-04 02:52:17 +0000
commit7edb2ae36fe23af5c5bca0507409fee81feb7437 (patch)
tree8fd2de342923615a187117369047d403cc71063f /nptl/tst-cond7.c
parentb1151300d6e9af599cc91a5c56799feaf49b2e2d (diff)
downloadglibc-7edb2ae36fe23af5c5bca0507409fee81feb7437.tar.gz
Update.
* Makefile (tests): Add tst-cond7. * tst-cond7.c: New file.
Diffstat (limited to 'nptl/tst-cond7.c')
-rw-r--r--nptl/tst-cond7.c154
1 files changed, 154 insertions, 0 deletions
diff --git a/nptl/tst-cond7.c b/nptl/tst-cond7.c
new file mode 100644
index 0000000000..4cc7cfbecc
--- /dev/null
+++ b/nptl/tst-cond7.c
@@ -0,0 +1,154 @@
+/* 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 <errno.h>
+#include <pthread.h>
+#include <stdbool.h>
+#include <stdio.h>
+#include <stdlib.h>
+#include <string.h>
+#include <time.h>
+#include <sys/time.h>
+
+
+typedef struct
+ {
+ pthread_cond_t cond;
+ pthread_mutex_t lock;
+ pthread_t h;
+ } T;
+
+
+static volatile bool done;
+
+
+static void *
+tf (void *arg)
+{
+ puts ("child created");
+
+ T *t = (T *) arg;
+
+ if (pthread_mutex_lock (&t->lock) != 0)
+ {
+ puts ("child: lock failed");
+ exit (1);
+ }
+
+ done = true;
+
+ if (pthread_cond_signal (&t->cond) != 0)
+ {
+ puts ("child: cond_signal failed");
+ exit (1);
+ }
+
+ if (pthread_cond_wait (&t->cond, &t->lock) != 0)
+ {
+ puts ("child: cond_wait failed");
+ exit (1);
+ }
+
+ if (pthread_mutex_unlock (&t->lock) != 0)
+ {
+ puts ("child: unlock failed");
+ exit (1);
+ }
+
+ return NULL;
+}
+
+
+static int
+do_test (void)
+{
+ int i;
+#define N 100
+ T *t[N];
+ for (i = 0; i < N; ++i)
+ {
+ printf ("round %d\n", i);
+
+ t[i] = (T *) malloc (sizeof (T));
+ if (t[i] == NULL)
+ {
+ puts ("out of memory");
+ exit (1);
+ }
+
+ if (pthread_mutex_init (&t[i]->lock, NULL) != 0
+ || pthread_cond_init (&t[i]->cond, NULL) != 0)
+ {
+ puts ("an _init function failed");
+ exit (1);
+ }
+
+ if (pthread_mutex_lock (&t[i]->lock) != 0)
+ {
+ puts ("initial mutex_lock failed");
+ exit (1);
+ }
+
+ done = false;
+
+ if (pthread_create (&t[i]->h, NULL, tf, t[i]) != 0)
+ {
+ puts ("pthread_create failed");
+ exit (1);
+ }
+
+ do
+ if (pthread_cond_wait (&t[i]->cond, &t[i]->lock) != 0)
+ {
+ puts ("cond_wait failed");
+ exit (1);
+ }
+ while (! done);
+
+ if (pthread_cancel (t[i]->h) != 0)
+ {
+ puts ("cancel failed");
+ exit (1);
+ }
+
+ puts ("parent: joining now");
+
+ void *result;
+ if (pthread_join (t[i]->h, &result) != 0)
+ {
+ puts ("join failed");
+ exit (1);
+ }
+
+ if (result != PTHREAD_CANCELED)
+ {
+ puts ("result != PTHREAD_CANCELED");
+ exit (1);
+ }
+ }
+
+ for (i = 0; i < N; ++i)
+ free (t[i]);
+
+ return 0;
+}
+
+
+#define TEST_FUNCTION do_test ()
+#include "../test-skeleton.c"