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Diffstat (limited to 'sysvipc/test-sysvsem.c')
-rw-r--r-- | sysvipc/test-sysvsem.c | 123 |
1 files changed, 0 insertions, 123 deletions
diff --git a/sysvipc/test-sysvsem.c b/sysvipc/test-sysvsem.c deleted file mode 100644 index 279eca9b09..0000000000 --- a/sysvipc/test-sysvsem.c +++ /dev/null @@ -1,123 +0,0 @@ -/* Basic tests for SYSV semaphore functions. - Copyright (C) 2016-2017 Free Software Foundation, Inc. - This file is part of the GNU C Library. - - 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, see - <http://www.gnu.org/licenses/>. */ - -#include <stdio.h> -#include <stdlib.h> -#include <errno.h> -#include <string.h> -#include <sys/types.h> -#include <sys/ipc.h> -#include <sys/sem.h> - -#include <support/support.h> -#include <support/check.h> -#include <support/temp_file.h> - -/* These are for the temporary file we generate. */ -static char *name; -static int semid; - -static void -remove_sem (void) -{ - /* Enforce message queue removal in case of early test failure. - Ignore error since the sem may already have being removed. */ - semctl (semid, 0, IPC_RMID, 0); -} - -static void -do_prepare (int argc, char *argv[]) -{ - int fd = create_temp_file ("tst-sysvsem.", &name); - if (fd == -1) - FAIL_EXIT1 ("cannot create temporary file (errno=%d)", errno); -} - -#define PREPARE do_prepare - -/* It is not an extensive test, but rather a functional one aimed to check - correct parameter passing on kernel. */ - -#define SEM_MODE 0644 - -union semun -{ - int val; - struct semid_ds *buf; - unsigned short *array; -}; - -static int -do_test (void) -{ - atexit (remove_sem); - - key_t key = ftok (name, 'G'); - if (key == -1) - FAIL_EXIT1 ("ftok failed"); - - semid = semget(key, 1, IPC_CREAT | IPC_EXCL | SEM_MODE); - if (semid == -1) - { - if (errno == ENOSYS) - FAIL_UNSUPPORTED ("msgget not supported"); - FAIL_EXIT1 ("semget failed (errno=%d)", errno); - } - - /* Get semaphore kernel information and do some sanity checks. */ - struct semid_ds seminfo; - if (semctl (semid, 0, IPC_STAT, (union semun) { .buf = &seminfo }) == -1) - FAIL_EXIT1 ("semctl with IPC_STAT failed (errno=%d)", errno); - - if (seminfo.sem_perm.__key != key) - FAIL_EXIT1 ("semid_ds::sem_perm::key (%d) != %d", - (int) seminfo.sem_perm.__key, (int) key); - if (seminfo.sem_perm.mode != SEM_MODE) - FAIL_EXIT1 ("semid_ds::sem_perm::mode (%o) != %o", - seminfo.sem_perm.mode, SEM_MODE); - if (seminfo.sem_nsems != 1) - FAIL_EXIT1 ("semid_ds::sem_nsems (%lu) != 1", - (long unsigned) seminfo.sem_nsems); - - /* Some lock/unlock basic tests. */ - struct sembuf sb1 = { 0, 1, 0 }; - if (semop (semid, &sb1, 1) == -1) - FAIL_EXIT1 ("semop failed (errno=%i)", errno); - - struct sembuf sb2 = { 0, -1, 0 }; - if (semop (semid, &sb2, 1) == -1) - FAIL_EXIT1 ("semop failed (errno=%i)", errno); - -#ifdef _GNU_SOURCE - /* Set a time for half a second. The semaphore operation should timeout - with EAGAIN. */ - struct timespec ts = { 0 /* sec */, 500000000 /* nsec */ }; - if (semtimedop (semid, &sb2, 1, &ts) != -1 - || (errno != EAGAIN && errno != ENOSYS)) - FAIL_EXIT1 ("semtimedop succeed or returned errno != {EAGAIN,ENOSYS} " - "(errno=%i)", errno); -#endif - - /* Finally free up the semnaphore resource. */ - if (semctl (semid, 0, IPC_RMID, 0) == -1) - FAIL_EXIT1 ("semctl failed (errno=%d)", errno); - - return 0; -} - -#include <support/test-driver.c> |