+++ /dev/null
-/* IPCTestId.c
- *
- * Copyright (C) 2001 Simone Piccardi
- *
- * This program is free software; you can redistribute it and/or modify
- * it under the terms of the GNU General Public License as published by
- * the Free Software Foundation; either version 2 of the License, or (at
- * your option) any later version.
- *
- * This program 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
- * General Public License for more details.
- *
- * You should have received a copy of the GNU General Public License
- * along with this program; if not, write to the Free Software
- * Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
- */
-/****************************************************************
- *
- * Program IPCTestId.c:
- * Program to test IPC identifiers
- *
- * Author: Simone Piccardi
- * Aug. 2002
- *
- * Usage: ipctestid -h give all info's
- *
- * $Id: IPCTestId.c,v 1.2 2002/08/19 17:34:23 piccardi Exp $
- *
- ****************************************************************/
-/*
- * Include needed headers
- */
-#include <errno.h> /* error definitions and routines */
-#include <stdlib.h> /* C standard library */
-#include <unistd.h> /* unix standard library */
-#include <stdio.h> /* standard I/O library */
-#include <string.h> /* string functions */
-#include <sys/ipc.h> /* SysV IPC functions */
-#include <sys/msg.h> /* SysV Message Queue */
-#include <sys/sem.h> /* SysV Semaphores */
-#include <sys/shm.h> /* SysV Shared Memory */
-
-#include "macros.h" /* My macros */
-/* Help printing routine */
-void usage(void);
-
-int main(int argc, char *argv[])
-{
-/*
- * Variables definition
- */
- int i;
- int n = 5; /* default is 10 tryes */
- char type='q'; /* default is use queues */
- int id;
- /*
- * Input section: decode command line parameters
- * Use getopt function
- */
- opterr = 0; /* don't want writing to stderr */
- while ( (i = getopt(argc, argv, "hqsmn:")) != -1) {
- switch (i) {
- /*
- * Handling options
- */
- case 'h': /* help option */
- printf("Wrong -h option use\n");
- usage();
- return -1;
- break;
- case 'q': /* Message Queue */
- debug("Message Queue\n");
- type = i;
- break;
- case 's': /* Semaphore */
- debug("Semaphore\n");
- type = i;
- break;
- case 'm': /* Shared Memory */
- debug("Shared Memory\n");
- type = i;
- break;
- case 'n': /* Number of tryes */
- debug("Number of tryes\n");
- n = strtol(optarg, NULL, 10);
- break;
- default: /* should not reached */
- usage();
- }
- }
- /* ***********************************************************
- *
- * Options processing completed
- *
- * Main code beginning
- *
- * ***********************************************************/
- switch (type) {
- case 'q': /* Message Queue */
- debug("Message Queue Try\n");
- for (i=0; i<n; i++) {
- id = msgget(IPC_PRIVATE, IPC_CREAT|0666);
- printf("Identifier Value %d \n", id);
- msgctl(id, IPC_RMID, NULL);
- }
- break;
- case 's': /* Semaphore */
- debug("Semaphore\n");
- for (i=0; i<n; i++) {
- id = semget(IPC_PRIVATE, 1, IPC_CREAT|0666);
- printf("Identifier Value %d \n", id);
- semctl(id, 0, IPC_RMID);
- }
- break;
- case 'm': /* Shared Memory */
- debug("Shared Memory\n");
- for (i=0; i<n; i++) {
- id = shmget(IPC_PRIVATE, 1000, IPC_CREAT|0666);
- printf("Identifier Value %d \n", id);
- shmctl(id, IPC_RMID, NULL);
- }
- break;
- default: /* should not reached */
- return -1;
- }
- return 0;
-}
-/*
- * routine to print usage info and exit
- */
-void usage(void) {
- printf("Program ipctestid : test IPC identifier number assignment\n");
- printf("Usage:\n");
- printf(" ipctestid [-h] [-qsm] [-n N] \n");
- printf(" -h print this help\n");
- printf(" -q try for message queue identifiers\n");
- printf(" -s try for semaphore identifiers\n");
- printf(" -m try for shared memory identifiers\n");
- printf(" -n XX try XX times\n");
-
- exit(1);
-}
-