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Diffstat (limited to 'nptl/tst-basic2.c')
-rw-r--r-- | nptl/tst-basic2.c | 95 |
1 files changed, 95 insertions, 0 deletions
diff --git a/nptl/tst-basic2.c b/nptl/tst-basic2.c new file mode 100644 index 0000000000..ffb19289b8 --- /dev/null +++ b/nptl/tst-basic2.c @@ -0,0 +1,95 @@ +/* Copyright (C) 2002 Free Software Foundation, Inc. + This file is part of the GNU C Library. + Contributed by Ulrich Drepper <drepper@redhat.com>, 2002. + + The GNU C Library is free software; you can redistribute it and/or + modify it under the terms of the GNU Lesser General Public + License as published by the Free Software Foundation; either + version 2.1 of the License, or (at your option) any later version. + + The GNU C Library is distributed in the hope that it will be useful, + but WITHOUT ANY WARRANTY; without even the implied warranty of + MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU + Lesser General Public License for more details. + + You should have received a copy of the GNU Lesser General Public + License along with the GNU C Library; if not, write to the Free + Software Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA + 02111-1307 USA. */ + +#include <pthread.h> +#include <stdio.h> +#include <stdint.h> +#include <stdlib.h> +#include <unistd.h> + + +#define N 20 + +static pthread_t th[N]; +static pthread_mutex_t lock[N]; + + +static void *tf (void *a) +{ + uintptr_t idx = (uintptr_t) a; + + pthread_mutex_lock (&lock[idx]); + + return pthread_equal (pthread_self (), th[idx]) ? NULL : (void *) 1l; +} + + +int +do_test (void) +{ + if (pthread_equal (pthread_self (), pthread_self ()) == 0) + { + puts ("pthread_equal (pthread_self (), pthread_self ()) failed"); + exit (1); + } + + int i; + for (i = 0; i < N; ++i) + { + if (pthread_mutex_init (&lock[i], NULL) != 0) + { + puts ("mutex_init failed"); + exit (1); + } + + if (pthread_create (&th[i], NULL, tf, (void *) i) != 0) + { + puts ("create failed"); + exit (1); + } + + if (pthread_mutex_unlock (&lock[i]) != 0) + { + puts ("mutex_unlock failed"); + exit (1); + } + + printf ("created thread %d\n", i); + } + + int result = 0; + for (i = 0; i < N; ++i) + { + void *r; + int e; + if ((e = pthread_join (th[i], &r)) != 0) + { + printf ("join failed: %d\n", e); + _exit (1); + } + else if (r != NULL) + result = 1; + } + + return 0; +} + + +#define TEST_FUNCTION do_test () +#include "../test-skeleton.c" |