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Diffstat (limited to 'libc/nptl/tst-mutex6.c')
-rw-r--r-- | libc/nptl/tst-mutex6.c | 75 |
1 files changed, 75 insertions, 0 deletions
diff --git a/libc/nptl/tst-mutex6.c b/libc/nptl/tst-mutex6.c new file mode 100644 index 000000000..de64bdb43 --- /dev/null +++ b/libc/nptl/tst-mutex6.c @@ -0,0 +1,75 @@ +/* Copyright (C) 2002, 2006 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 <signal.h> +#include <stdio.h> +#include <unistd.h> +#include <errno.h> + + +#ifndef ATTR +# define ATTR NULL +#endif + + +static int +do_test (void) +{ + pthread_mutex_t m; + + int e = pthread_mutex_init (&m, ATTR); + if (ATTR != NULL && e == ENOTSUP) + { + puts ("cannot support selected type of mutexes"); + e = pthread_mutex_init (&m, NULL); + } + if (e != 0) + { + puts ("mutex_init failed"); + return 1; + } + + if (ATTR != NULL && pthread_mutexattr_destroy (ATTR) != 0) + { + puts ("mutexattr_destroy failed"); + return 1; + } + + if (pthread_mutex_lock (&m) != 0) + { + puts ("1st mutex_lock failed"); + return 1; + } + + /* Set an alarm for 1 second. The wrapper will expect this. */ + alarm (1); + + /* This call should never return. */ + pthread_mutex_lock (&m); + + puts ("2nd mutex_lock returned"); + return 1; +} + +#define EXPECTED_SIGNAL SIGALRM +#ifndef TEST_FUNCTION +# define TEST_FUNCTION do_test () +#endif +#include "../test-skeleton.c" |