diff options
Diffstat (limited to 'gdb/testsuite/gdb.base/info-os.c')
| -rw-r--r-- | gdb/testsuite/gdb.base/info-os.c | 22 |
1 files changed, 18 insertions, 4 deletions
diff --git a/gdb/testsuite/gdb.base/info-os.c b/gdb/testsuite/gdb.base/info-os.c index ae2606a359d..8ceaaff4268 100644 --- a/gdb/testsuite/gdb.base/info-os.c +++ b/gdb/testsuite/gdb.base/info-os.c @@ -26,6 +26,22 @@ static pthread_mutex_t mutex = PTHREAD_MUTEX_INITIALIZER; +/* System V IPC identifiers. */ +static int shmid = -1, semid = -1, msqid = -1; + +/* Delete any System V IPC resources that were allocated. */ + +static void +ipc_cleanup (void) +{ + if (shmid >= 0) + shmctl (shmid, IPC_RMID, NULL); + if (semid >= 0) + semctl (semid, 0, IPC_RMID, NULL); + if (msqid >= 0) + msgctl (msqid, IPC_RMID, NULL); +} + void * thread_proc (void *args) { @@ -38,7 +54,6 @@ main (void) { const int flags = IPC_CREAT | 0666; key_t shmkey = 3925, semkey = 7428, msgkey = 5294; - int shmid, semid, msqid; FILE *fd; pthread_t thread; struct sockaddr_in sock_addr; @@ -47,6 +62,8 @@ main (void) socklen_t size; int status, try, retries = 1000; + atexit (ipc_cleanup); + for (try = 0; try < retries; ++try) { shmid = shmget (shmkey, 4096, flags | IPC_EXCL); @@ -135,9 +152,6 @@ main (void) /* Set breakpoint here. */ - shmctl (shmid, IPC_RMID, NULL); - semctl (semid, 0, IPC_RMID, NULL); - msgctl (msqid, IPC_RMID, NULL); fclose (fd); close (sock); |