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authorUlrich Drepper <drepper@redhat.com>2001-04-10 21:46:48 +0000
committerUlrich Drepper <drepper@redhat.com>2001-04-10 21:46:48 +0000
commit58f46c794a3dc049ae8c53dab76d83ea23408479 (patch)
tree5695211b81ee73dc571857728e377b59a6938d92 /linuxthreads/tst-cancel.c
parentbf9d1166a06c7181e50d7d5c9a2cde665007ee1d (diff)
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Update.
2001-04-10 Martin Schwidefsky <schwidefsky@de.ibm.com> * sysdeps/unix/sysv/linux/s390/s390-32/getcontext.S: Fix return value of getcontext. * sysdeps/unix/sysv/linux/s390/s390-64/getcontext.S: Likewise. * sysdeps/unix/sysv/linux/s390/s390-32/setcontext.S: Fix return value of setcontext. * sysdeps/unix/sysv/linux/s390/s390-64/setcontext.S: Likewise. * sysdeps/unix/sysv/linux/s390/swapcontext.c: Skip setcontext call by changing the saved context.
Diffstat (limited to 'linuxthreads/tst-cancel.c')
-rw-r--r--linuxthreads/tst-cancel.c153
1 files changed, 153 insertions, 0 deletions
diff --git a/linuxthreads/tst-cancel.c b/linuxthreads/tst-cancel.c
new file mode 100644
index 0000000000..da70d1278f
--- /dev/null
+++ b/linuxthreads/tst-cancel.c
@@ -0,0 +1,153 @@
+/* Tests for cancelation handling. */
+
+#include <pthread.h>
+#include <stdio.h>
+#include <stdlib.h>
+#include <string.h>
+#include <unistd.h>
+#include <sys/stat.h>
+
+int fd;
+
+pthread_barrier_t bar;
+
+
+static void
+cleanup (void *arg)
+{
+ int nr = (int) (long int) arg;
+ char s[30];
+ char *cp = stpcpy (s, "cleanup ");
+ *cp++ = '0' + nr;
+ *cp++ = '\n';
+ __libc_write (fd, s, cp - s);
+}
+
+
+static void *
+t1 (void *arg)
+{
+ pthread_cleanup_push (cleanup, (void *) (long int) 1);
+ return NULL;
+ pthread_cleanup_pop (0);
+}
+
+
+static void
+inner (int a)
+{
+ pthread_cleanup_push (cleanup, (void *) (long int) a);
+ if (a)
+ return;
+ pthread_cleanup_pop (0);
+}
+
+
+static void *
+t2 (void *arg)
+{
+ pthread_cleanup_push (cleanup, (void *) (long int) 2);
+ inner ((int) (long int) arg);
+ return NULL;
+ pthread_cleanup_pop (0);
+}
+
+
+static void *
+t3 (void *arg)
+{
+ pthread_cleanup_push (cleanup, (void *) (long int) 4);
+ inner ((int) (long int) arg);
+ pthread_exit (NULL);
+ pthread_cleanup_pop (0);
+}
+
+
+int
+main (void)
+{
+ pthread_t td;
+ int err;
+ char tmp[] = "thtstXXXXXX";
+ struct stat64 st;
+ int result = 0;
+
+ fd = mkstemp (tmp);
+ if (fd == -1)
+ {
+ printf ("cannot create temporary file: %m");
+ exit (1);
+ }
+ unlink (tmp);
+
+ err = pthread_barrier_init (&bar, NULL, 2);
+ if (err != 0 )
+ {
+ printf ("cannot create barrier: %s\n", strerror (err));
+ exit (1);
+ }
+
+ err = pthread_create (&td, NULL, t1, NULL);
+ if (err != 0)
+ {
+ printf ("cannot create thread t1: %s\n", strerror (err));
+ exit (1);
+ }
+
+ err = pthread_join (td, NULL);
+ if (err != 0)
+ {
+ printf ("cannot join thread: %s\n", strerror (err));
+ exit (1);
+ }
+
+ err = pthread_create (&td, NULL, t2, (void *) 3);
+ if (err != 0)
+ {
+ printf ("cannot create thread t2: %s\n", strerror (err));
+ exit (1);
+ }
+
+ err = pthread_join (td, NULL);
+ if (err != 0)
+ {
+ printf ("cannot join thread: %s\n", strerror (err));
+ exit (1);
+ }
+
+ err = pthread_create (&td, NULL, t3, (void *) 5);
+ if (err != 0)
+ {
+ printf ("cannot create thread t3: %s\n", strerror (err));
+ exit (1);
+ }
+
+ err = pthread_join (td, NULL);
+ if (err != 0)
+ {
+ printf ("cannot join thread: %s\n", strerror (err));
+ exit (1);
+ }
+
+ if (fstat64 (fd, &st) < 0)
+ {
+ printf ("cannot stat temporary file: %m\n");
+ result = 1;
+ }
+ else if (st.st_size != 0)
+ {
+ char buf[512];
+ puts ("some cleanup handlers ran:");
+ fflush (stdout);
+ while (1)
+ {
+ ssize_t n = read (fd, buf, sizeof buf);
+ if (n < 0)
+ break;
+ write (STDOUT_FILENO, buf, n);
+ }
+ result = 1;
+ }
+
+ return result;
+}