static void _sig_handler(int signo){
int shm_segnum;
char shm_segid[SEGID_LEN];
if (signo == SIGINT || signo == SIGTERM){
fprintf(stderr, "Received KILL signal\n");
/* Free the queue */
pthread_mutex_lock(&sq_mtx);
steque_destroy(&shm_segnum_queue);
pthread_mutex_unlock(&sq_mtx);
/* Clean up mutex and condition variables */
// pthread_mutex_destroy(&sq_mtx);
// pthread_cond_destroy(&sq_notempty);
/* Remove shared memory segments */
for (shm_segnum = 0; shm_segnum < shm_segcount; shm_segnum++) {
/* Unlink shared memory ids and mark them for deletion */
sprintf(shm_segid, "/%d", shm_segnum);
shm_unlink(shm_segid);
fprintf(stderr, "[_sig_handler] Terminated shm_segid %s\n", shm_segid);
}
/* Close and unlink message queue */
close(mqd);
mq_unlink(mq_name);
fprintf(stderr, "[_sig_handler] Terminated message queue %s\n", mq_name);
gfserver_stop(&gfs);
exit(signo);
}
}
static void _sig_handler(int signo){
struct shm_info *shm_blk;
if (signo == SIGINT || signo == SIGTERM){
gfserver_stop(&gfs);
pthread_mutex_lock(&segfds_q_mutex);
while (!steque_isempty(&segfds_q)) {
shm_blk = (struct shm_info *)steque_pop(&segfds_q);
if (shm_unlink(shm_blk->mem_name) == 0) {
fprintf(stdout, "Shared mem %s removed from system.\n",
shm_blk->mem_name);
}
if (sem_unlink(shm_blk->sem1_name) == 0) {
fprintf(stdout, "Semaphore %s removed from system.\n",
shm_blk->sem1_name);
}
if (sem_unlink(shm_blk->sem2_name) == 0) {
fprintf(stdout, "Semaphore %s removed from system.\n",
shm_blk->sem1_name);
}
}
pthread_mutex_unlock(&segfds_q_mutex);
pthread_cond_destroy(&segfds_q_cond);
pthread_mutex_destroy(&segfds_q_mutex);
exit(signo);
}
}
static void _sig_handler(int signo)
{
if (signo == SIGINT || signo == SIGTERM)
{
gfserver_stop(&gfs);
CleanupSynchronizationQueues();
CleanupSharedSegmentPool();
exit(signo);
}
}
static void _sig_handler(int signo){
if (signo == SIGINT || signo == SIGTERM){
gfserver_stop(&gfs);
exit(signo);
}
}
