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58f46c794a
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.
154 lines
2.6 KiB
C
154 lines
2.6 KiB
C
/* Tests for cancelation handling. */
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#include <pthread.h>
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#include <stdio.h>
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#include <stdlib.h>
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#include <string.h>
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#include <unistd.h>
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#include <sys/stat.h>
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int fd;
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pthread_barrier_t bar;
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static void
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cleanup (void *arg)
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{
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int nr = (int) (long int) arg;
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char s[30];
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char *cp = stpcpy (s, "cleanup ");
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*cp++ = '0' + nr;
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*cp++ = '\n';
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__libc_write (fd, s, cp - s);
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}
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static void *
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t1 (void *arg)
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{
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pthread_cleanup_push (cleanup, (void *) (long int) 1);
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return NULL;
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pthread_cleanup_pop (0);
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}
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static void
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inner (int a)
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{
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pthread_cleanup_push (cleanup, (void *) (long int) a);
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if (a)
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return;
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pthread_cleanup_pop (0);
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}
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static void *
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t2 (void *arg)
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{
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pthread_cleanup_push (cleanup, (void *) (long int) 2);
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inner ((int) (long int) arg);
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return NULL;
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pthread_cleanup_pop (0);
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}
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static void *
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t3 (void *arg)
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{
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pthread_cleanup_push (cleanup, (void *) (long int) 4);
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inner ((int) (long int) arg);
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pthread_exit (NULL);
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pthread_cleanup_pop (0);
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}
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int
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main (void)
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{
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pthread_t td;
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int err;
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char tmp[] = "thtstXXXXXX";
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struct stat64 st;
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int result = 0;
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fd = mkstemp (tmp);
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if (fd == -1)
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{
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printf ("cannot create temporary file: %m");
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exit (1);
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}
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unlink (tmp);
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err = pthread_barrier_init (&bar, NULL, 2);
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if (err != 0 )
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{
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printf ("cannot create barrier: %s\n", strerror (err));
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exit (1);
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}
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err = pthread_create (&td, NULL, t1, NULL);
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if (err != 0)
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{
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printf ("cannot create thread t1: %s\n", strerror (err));
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exit (1);
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}
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err = pthread_join (td, NULL);
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if (err != 0)
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{
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printf ("cannot join thread: %s\n", strerror (err));
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exit (1);
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}
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err = pthread_create (&td, NULL, t2, (void *) 3);
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if (err != 0)
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{
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printf ("cannot create thread t2: %s\n", strerror (err));
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exit (1);
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}
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err = pthread_join (td, NULL);
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if (err != 0)
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{
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printf ("cannot join thread: %s\n", strerror (err));
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exit (1);
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}
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err = pthread_create (&td, NULL, t3, (void *) 5);
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if (err != 0)
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{
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printf ("cannot create thread t3: %s\n", strerror (err));
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exit (1);
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}
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err = pthread_join (td, NULL);
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if (err != 0)
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{
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printf ("cannot join thread: %s\n", strerror (err));
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exit (1);
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}
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if (fstat64 (fd, &st) < 0)
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{
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printf ("cannot stat temporary file: %m\n");
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result = 1;
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}
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else if (st.st_size != 0)
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{
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char buf[512];
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puts ("some cleanup handlers ran:");
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fflush (stdout);
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while (1)
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{
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ssize_t n = read (fd, buf, sizeof buf);
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if (n < 0)
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break;
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write (STDOUT_FILENO, buf, n);
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}
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result = 1;
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}
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return result;
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}
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