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Diffstat (limited to 'nptl/tst-mutex2.c')
-rw-r--r-- | nptl/tst-mutex2.c | 100 |
1 files changed, 100 insertions, 0 deletions
diff --git a/nptl/tst-mutex2.c b/nptl/tst-mutex2.c new file mode 100644 index 0000000..21948a9 --- /dev/null +++ b/nptl/tst-mutex2.c @@ -0,0 +1,100 @@ +/* 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 <errno.h> +#include <pthread.h> +#include <stdio.h> + + +static int +do_test (void) +{ + pthread_mutex_t m; + pthread_mutexattr_t a; + int e; + + if (pthread_mutexattr_init (&a) != 0) + { + puts ("mutexattr_init failed"); + return 1; + } + + if (pthread_mutexattr_settype (&a, PTHREAD_MUTEX_ERRORCHECK) != 0) + { + puts ("mutexattr_settype failed"); + return 1; + } + + if (pthread_mutex_init (&m, &a) != 0) + { + puts ("mutex_init failed"); + return 1; + } + + if (pthread_mutex_lock (&m) != 0) + { + puts ("mutex_lock failed"); + return 1; + } + + if ((e = pthread_mutex_lock (&m)) == 0) + { + puts ("2nd mutex_lock succeeded"); + return 1; + } + else if (e != EDEADLK) + { + puts ("2nd mutex_lock error != EDEADLK"); + return 1; + } + + if (pthread_mutex_unlock (&m) != 0) + { + puts ("mutex_unlock failed"); + return 1; + } + + if ((e = pthread_mutex_unlock (&m)) == 0) + { + puts ("2nd mutex_unlock succeeded"); + return 1; + } + else if (e != EPERM) + { + puts ("2nd mutex_unlock error != EPERM"); + return 1; + } + + if (pthread_mutex_destroy (&m) != 0) + { + puts ("mutex_destroy failed"); + return 1; + } + + if (pthread_mutexattr_destroy (&a) != 0) + { + puts ("mutexattr_destroy failed"); + return 1; + } + + return 0; +} + +#define TEST_FUNCTION do_test () +#include "../test-skeleton.c" |