aboutsummaryrefslogtreecommitdiff
path: root/nptl/tst-rwlock4.c
diff options
context:
space:
mode:
Diffstat (limited to 'nptl/tst-rwlock4.c')
-rw-r--r--nptl/tst-rwlock4.c57
1 files changed, 34 insertions, 23 deletions
diff --git a/nptl/tst-rwlock4.c b/nptl/tst-rwlock4.c
index 2bf5416..b3dddd9 100644
--- a/nptl/tst-rwlock4.c
+++ b/nptl/tst-rwlock4.c
@@ -1,4 +1,4 @@
-/* Copyright (C) 2002 Free Software Foundation, Inc.
+/* Copyright (C) 2002, 2003 Free Software Foundation, Inc.
This file is part of the GNU C Library.
Contributed by Ulrich Drepper <drepper@redhat.com>, 2002.
@@ -28,9 +28,16 @@
#include <sys/wait.h>
-int
-main (void)
+static int
+do_test (void)
{
+#if ! _POSIX_THREAD_PROCESS_SHARED
+
+ puts ("_POSIX_THREAD_PROCESS_SHARED not supported, test skipped");
+ return 0;
+
+#else
+
size_t ps = sysconf (_SC_PAGESIZE);
char tmpfname[] = "/tmp/tst-rwlock4.XXXXXX";
char data[ps];
@@ -47,7 +54,7 @@ main (void)
if (fd == -1)
{
printf ("cannot open temporary file: %m\n");
- exit (1);
+ return 1;
}
/* Make sure it is always removed. */
@@ -60,14 +67,14 @@ main (void)
if (write (fd, data, ps) != ps)
{
puts ("short write");
- exit (1);
+ return 1;
}
mem = mmap (NULL, ps, PROT_READ | PROT_WRITE, MAP_SHARED, fd, 0);
if (mem == MAP_FAILED)
{
printf ("mmap failed: %m\n");
- exit (1);
+ return 1;
}
r = (pthread_rwlock_t *) (((uintptr_t) mem + __alignof (pthread_rwlock_t))
@@ -77,67 +84,67 @@ main (void)
if (pthread_rwlockattr_init (&a) != 0)
{
puts ("rwlockattr_init failed");
- exit (1);
+ return 1;
}
if (pthread_rwlockattr_getpshared (&a, &s) != 0)
{
puts ("1st rwlockattr_getpshared failed");
- exit (1);
+ return 1;
}
if (s != PTHREAD_PROCESS_PRIVATE)
{
puts ("default pshared value wrong");
- exit (1);
+ return 1;
}
if (pthread_rwlockattr_setpshared (&a, PTHREAD_PROCESS_SHARED) != 0)
{
puts ("rwlockattr_setpshared failed");
- exit (1);
+ return 1;
}
if (pthread_rwlockattr_getpshared (&a, &s) != 0)
{
puts ("2nd rwlockattr_getpshared failed");
- exit (1);
+ return 1;
}
if (s != PTHREAD_PROCESS_SHARED)
{
puts ("pshared value after setpshared call wrong");
- exit (1);
+ return 1;
}
if (pthread_rwlock_init (r, &a) != 0)
{
puts ("rwlock_init failed");
- exit (1);
+ return 1;
}
if (pthread_rwlock_rdlock (r) != 0)
{
puts ("rwlock_rdlock failed");
- exit (1);
+ return 1;
}
if (pthread_rwlockattr_destroy (&a) != 0)
{
puts ("rwlockattr_destroy failed");
- exit (1);
+ return 1;
}
err = pthread_rwlock_trywrlock (r);
if (err == 0)
{
puts ("rwlock_trywrlock succeeded");
- exit (1);
+ return 1;
}
else if (err != EBUSY)
{
puts ("rwlock_trywrlock didn't return EBUSY");
- exit (1);
+ return 1;
}
*p = 0;
@@ -147,7 +154,7 @@ main (void)
if (pid == -1)
{
puts ("fork failed");
- exit (1);
+ return 1;
}
else if (pid == 0)
{
@@ -155,13 +162,13 @@ main (void)
if ((*p)++ != 0)
{
puts ("child: *p != 0");
- exit (1);
+ return 1;
}
if (pthread_rwlock_unlock (r) != 0)
{
puts ("child: 1st rwlock_unlock failed");
- exit (1);
+ return 1;
}
puts ("child done");
@@ -171,17 +178,21 @@ main (void)
if (pthread_rwlock_wrlock (r) != 0)
{
puts ("parent: rwlock_wrlock failed");
- exit (1);
+ return 1;
}
if (*p != 1)
{
puts ("*p != 1");
- exit (1);
+ return 1;
}
puts ("parent done");
}
- exit (0);
+ return 0;
+#endif
}
+
+#define TEST_FUNCTION do_test ()
+#include "../test-skeleton.c"