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Diffstat (limited to 'sysvipc/test-sysvshm.c')
| -rw-r--r-- | sysvipc/test-sysvshm.c | 131 |
1 files changed, 0 insertions, 131 deletions
diff --git a/sysvipc/test-sysvshm.c b/sysvipc/test-sysvshm.c deleted file mode 100644 index b7ccd0e20e..0000000000 --- a/sysvipc/test-sysvshm.c +++ /dev/null @@ -1,131 +0,0 @@ -/* Basic tests for SYSV shared memory 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 <unistd.h> -#include <sys/types.h> -#include <sys/ipc.h> -#include <sys/shm.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 shmid; - -static void -remove_shm (void) -{ - /* Enforce message queue removal in case of early test failure. - Ignore error since the shm may already have being removed. */ - shmctl (shmid, IPC_RMID, 0); -} - -static void -do_prepare (int argc, char *argv[]) -{ - int fd = create_temp_file ("tst-sysvshm.", &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 CHECK_EQ(v, k) \ - if ((v) != (k)) \ - FAIL_EXIT1("%d != %d", v, k) - -#define SHM_MODE 0666 - -static int -do_test (void) -{ - atexit (remove_shm); - - key_t key = ftok (name, 'G'); - if (key == -1) - FAIL_EXIT1 ("ftok failed"); - - long int pgsz = sysconf (_SC_PAGESIZE); - if (pgsz == -1) - FAIL_EXIT1 ("sysconf (_SC_PAGESIZE) failed (errno = %d)", errno); - - shmid = shmget(key, pgsz, IPC_CREAT | IPC_EXCL | SHM_MODE); - if (shmid == -1) - { - if (errno == ENOSYS) - FAIL_UNSUPPORTED ("shmget not supported"); - FAIL_EXIT1 ("shmget failed (errno=%d)", errno); - } - - /* Get shared memory kernel information and do some sanity checks. */ - struct shmid_ds shminfo; - if (shmctl (shmid, IPC_STAT, &shminfo) == -1) - FAIL_EXIT1 ("shmctl with IPC_STAT failed (errno=%d)", errno); - - if (shminfo.shm_perm.__key != key) - FAIL_EXIT1 ("shmid_ds::shm_perm::key (%d) != %d", - (int) shminfo.shm_perm.__key, (int) key); - if (shminfo.shm_perm.mode != SHM_MODE) - FAIL_EXIT1 ("shmid_ds::shm_perm::mode (%o) != %o", - shminfo.shm_perm.mode, SHM_MODE); - if (shminfo.shm_segsz != pgsz) - FAIL_EXIT1 ("shmid_ds::shm_segsz (%lu) != %lu", - (long unsigned) shminfo.shm_segsz, pgsz); - - /* Attach on shared memory and realize some operations. */ - int *shmem = shmat (shmid, NULL, 0); - if (shmem == (void*) -1) - FAIL_EXIT1 ("shmem failed (errno=%d)", errno); - - shmem[0] = 0x55555555; - shmem[32] = 0x44444444; - shmem[64] = 0x33333333; - shmem[128] = 0x22222222; - - if (shmdt (shmem) == -1) - FAIL_EXIT1 ("shmem failed (errno=%d)", errno); - - shmem = shmat (shmid, NULL, SHM_RDONLY); - if (shmem == (void*) -1) - FAIL_EXIT1 ("shmem failed (errno=%d)", errno); - - CHECK_EQ (shmem[0], 0x55555555); - CHECK_EQ (shmem[32], 0x44444444); - CHECK_EQ (shmem[64], 0x33333333); - CHECK_EQ (shmem[128], 0x22222222); - - if (shmdt (shmem) == -1) - FAIL_EXIT1 ("shmem failed (errno=%d)", errno); - - /* Finally free up the semnaphore resource. */ - if (shmctl (shmid, IPC_RMID, 0) == -1) - FAIL_EXIT1 ("semctl failed (errno=%d)", errno); - - return 0; -} - -#include <support/test-driver.c> |