fix pthread-robust-detach test

[libc-test] / src / regression / pthread-robust-detach.c

diff --git a/src/regression/pthread-robust-detach.c b/src/regression/pthread-robust-detach.c
index dbf75a2..9c2c3bf 100644 (file)
--- a/src/regression/pthread-robust-detach.c
+++ b/src/regression/pthread-robust-detach.c
@@ -3,6 +3,7 @@
 #include <pthread.h>
 #include <string.h>
 #include <errno.h>
+#include <time.h>
 #include "test.h"
 
 #define TX(r,f,x) ( ((r)=(f))==x || (t_error(#f" failed: got %d \"%s\" want %d \"%s\"\n", r, strerror(r), x, strerror(x)), 0) )
@@ -23,6 +24,7 @@ int main(void)
        int r;
        pthread_mutexattr_t mtx_a;
        pthread_mutex_t mtx;
+       struct timespec ts;
 
        T(r, pthread_barrier_init(&barrier2, 0, 2));
        T(r, pthread_mutexattr_init(&mtx_a));
@@ -32,6 +34,15 @@ int main(void)
        T(r, pthread_create(&td, 0, start_lock, &mtx));
        T(r, pthread_detach(td));
        pthread_barrier_wait(&barrier2);
-       TX(r, pthread_mutex_trylock(&mtx), EOWNERDEAD);
+
+       // enough time to ensure that the other thread is dead
+       clock_gettime(CLOCK_REALTIME, &ts);
+       ts.tv_nsec += 100*1000*1000;
+       if (ts.tv_nsec >= 1000*1000*1000) {
+               ts.tv_sec++;
+               ts.tv_nsec -= 1000*1000*1000;
+       }
+
+       TX(r, pthread_mutex_timedlock(&mtx, &ts), EOWNERDEAD);
        return t_status;
 }