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authorUlrich Drepper <drepper@redhat.com>2003-02-15 20:54:25 +0000
committerUlrich Drepper <drepper@redhat.com>2003-02-15 20:54:25 +0000
commitb2f05465748e7e1c0105776a1e0ceda7f7a599b0 (patch)
treeb547b7407e236dbe2f799bc27cee32d3306bc0b5 /nptl/tst-mutex3.c
parentc3bb9ee1bc384edeec9ca991f58c162b167a558f (diff)
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Update.
* tst-mutex2.c: Tests of trylock and unlock with ERROR mutexes.
Diffstat (limited to 'nptl/tst-mutex3.c')
-rw-r--r--nptl/tst-mutex3.c95
1 files changed, 92 insertions, 3 deletions
diff --git a/nptl/tst-mutex3.c b/nptl/tst-mutex3.c
index c45637b..8e57924 100644
--- a/nptl/tst-mutex3.c
+++ b/nptl/tst-mutex3.c
@@ -24,12 +24,25 @@
static pthread_mutex_t m;
+static pthread_barrier_t b;
static void *
tf (void *arg)
{
- int e = pthread_mutex_trylock (&m);
+ int e = pthread_mutex_unlock (&m);
+ if (e == 0)
+ {
+ puts ("1st mutex_unlock in child succeeded");
+ exit (1);
+ }
+ if (e != EPERM)
+ {
+ puts ("1st mutex_unlock in child didn't return EPERM");
+ exit (1);
+ }
+
+ e = pthread_mutex_trylock (&m);
if (e == 0)
{
puts ("mutex_trylock in second thread succeeded");
@@ -41,6 +54,44 @@ tf (void *arg)
exit (1);
}
+ e = pthread_barrier_wait (&b);
+ if (e != 0 && e != PTHREAD_BARRIER_SERIAL_THREAD)
+ {
+ puts ("barrier_wait failed");
+ exit (1);
+ }
+
+ e = pthread_barrier_wait (&b);
+ if (e != 0 && e != PTHREAD_BARRIER_SERIAL_THREAD)
+ {
+ puts ("barrier_wait failed");
+ exit (1);
+ }
+
+ e = pthread_mutex_unlock (&m);
+ if (e == 0)
+ {
+ puts ("2nd mutex_unlock in child succeeded");
+ exit (1);
+ }
+ if (e != EPERM)
+ {
+ puts ("2nd mutex_unlock in child didn't return EPERM");
+ exit (1);
+ }
+
+ if (pthread_mutex_trylock (&m) != 0)
+ {
+ puts ("2nd mutex_trylock in second thread failed");
+ exit (1);
+ }
+
+ if (pthread_mutex_unlock (&m) != 0)
+ {
+ puts ("3rd mutex_unlock in second thread failed");
+ exit (1);
+ }
+
return NULL;
}
@@ -68,6 +119,12 @@ do_test (void)
return 1;
}
+ if (pthread_barrier_init (&b, NULL, 2) != 0)
+ {
+ puts ("barrier_init failed");
+ return 1;
+ }
+
if (pthread_mutex_lock (&m) != 0)
{
puts ("mutex_lock failed");
@@ -105,9 +162,10 @@ do_test (void)
return 1;
}
- if (pthread_join (th, NULL) != 0)
+ int e = pthread_barrier_wait (&b);
+ if (e != 0 && e != PTHREAD_BARRIER_SERIAL_THREAD)
{
- puts ("join failed");
+ puts ("barrier_wait failed");
return 1;
}
@@ -117,6 +175,37 @@ do_test (void)
return 1;
}
+ e = pthread_mutex_unlock (&m);
+ if (e == 0)
+ {
+ puts ("4th mutex_unlock succeeded");
+ return 1;
+ }
+ if (e != EPERM)
+ {
+ puts ("4th mutex_unlock didn't return EPERM");
+ return 1;
+ }
+
+ e = pthread_barrier_wait (&b);
+ if (e != 0 && e != PTHREAD_BARRIER_SERIAL_THREAD)
+ {
+ puts ("barrier_wait failed");
+ return 1;
+ }
+
+ if (pthread_join (th, NULL) != 0)
+ {
+ puts ("join failed");
+ return 1;
+ }
+
+ if (pthread_barrier_destroy (&b) != 0)
+ {
+ puts ("barrier_destroy failed");
+ return 1;
+ }
+
if (pthread_mutex_destroy (&m) != 0)
{
puts ("mutex_destroy failed");