diff options
Diffstat (limited to 'nptl')
| -rw-r--r-- | nptl/tst-sem10.c | 88 | ||||
| -rw-r--r-- | nptl/tst-sem11.c | 76 | ||||
| -rw-r--r-- | nptl/tst-sem12.c | 14 |
3 files changed, 178 insertions, 0 deletions
diff --git a/nptl/tst-sem10.c b/nptl/tst-sem10.c new file mode 100644 index 0000000000..9f6e870a85 --- /dev/null +++ b/nptl/tst-sem10.c @@ -0,0 +1,88 @@ +/* Copyright (C) 2007 Free Software Foundation, Inc. + This file is part of the GNU C Library. + Contributed by Jakub Jelinek <jakub@redhat.com>, 2007. + + 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 <semaphore.h> +#include <stdio.h> +#include <time.h> +#include <unistd.h> +#include <sys/time.h> + + +static int +do_test (void) +{ + sem_t s; + if (sem_init (&s, 0, 0) == -1) + { + puts ("sem_init failed"); + return 1; + } + + struct timeval tv; + if (gettimeofday (&tv, NULL) != 0) + { + puts ("gettimeofday failed"); + return 1; + } + + struct timespec ts; + TIMEVAL_TO_TIMESPEC (&tv, &ts); + + /* Set ts to yesterday. */ + ts.tv_sec -= 86400; + + int type_before; + if (pthread_setcanceltype (PTHREAD_CANCEL_DEFERRED, &type_before) != 0) + { + puts ("first pthread_setcanceltype failed"); + return 1; + } + + errno = 0; + if (TEMP_FAILURE_RETRY (sem_timedwait (&s, &ts)) != -1) + { + puts ("sem_timedwait succeeded"); + return 1; + } + if (errno != ETIMEDOUT) + { + printf ("sem_timedwait return errno = %d instead of ETIMEDOUT\n", + errno); + return 1; + } + + int type_after; + if (pthread_setcanceltype (PTHREAD_CANCEL_DEFERRED, &type_after) != 0) + { + puts ("second pthread_setcanceltype failed"); + return 1; + } + if (type_after != PTHREAD_CANCEL_DEFERRED) + { + puts ("sem_timedwait changed cancellation type"); + return 1; + } + + return 0; +} + +#define TEST_FUNCTION do_test () +#include "../test-skeleton.c" diff --git a/nptl/tst-sem11.c b/nptl/tst-sem11.c new file mode 100644 index 0000000000..6633ddd1f3 --- /dev/null +++ b/nptl/tst-sem11.c @@ -0,0 +1,76 @@ +#include <semaphore.h> +#include <stdio.h> +#include <unistd.h> +#include <pthread.h> +#include <internaltypes.h> + +#ifndef SEM_WAIT +# define SEM_WAIT(s) sem_wait (s) +#endif + +static void * +tf (void *arg) +{ +#ifdef PREPARE + PREPARE +#endif + SEM_WAIT (arg); + return NULL; +} + +int +main (void) +{ + int tries = 5; + pthread_t th; + sem_t s; + again: + if (sem_init (&s, 0, 0) != 0) + { + puts ("sem_init failed"); + return 1; + } + + struct new_sem *is = (struct new_sem *) &s; + + if (is->nwaiters != 0) + { + puts ("nwaiters not initialized"); + return 1; + } + + if (pthread_create (&th, NULL, tf, &s) != 0) + { + puts ("pthread_create failed"); + return 1; + } + + sleep (1); + + if (pthread_cancel (th) != 0) + { + puts ("pthread_cancel failed"); + return 1; + } + + void *r; + if (pthread_join (th, &r) != 0) + { + puts ("pthread_join failed"); + return 1; + } + if (r != PTHREAD_CANCELED && --tries > 0) + { + /* Maybe we get the scheduling right the next time. */ + sem_destroy (&s); + goto again; + } + + if (is->nwaiters != 0) + { + puts ("nwaiters not reset"); + return 1; + } + + return 0; +} diff --git a/nptl/tst-sem12.c b/nptl/tst-sem12.c new file mode 100644 index 0000000000..71d02b70e9 --- /dev/null +++ b/nptl/tst-sem12.c @@ -0,0 +1,14 @@ +#include <time.h> +#include <sys/time.h> + + +#define PREPARE \ + struct timespec ts; \ + struct timeval tv; \ + gettimeofday (&tv, NULL); \ + TIMEVAL_TO_TIMESPEC (&tv, &ts); \ + ts.tv_sec += 60; + +#define SEM_WAIT(s) sem_timedwait (s, &ts) + +#include "tst-sem11.c" |