/*
* Copyright (c) International Business Machines Corp., 2005
* Author: Ram Pai (linuxram@us.ibm.com)
*
* This 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.
*
* This 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 this library; if not, write to the Free Software
* Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
*/
#define _GNU_SOURCE
#include <stdlib.h>
#include <stdio.h>
#include <string.h>
#include <sched.h>
#include <signal.h>
#include <unistd.h>
#include "test.h"
#include <sys/types.h>
#include <sys/wait.h>
int myfunc(void *arg)
{
return system(arg);
}
static void usage(char *cmd)
{
printf("%s child_script parent_script\n", cmd);
}
int main(int argc, char *argv[])
{
char *child_cmd;
char *parent_cmd;
int ret = 0, childret = 0;
if (argc < 3) {
usage(argv[0]);
exit(1);
}
child_cmd = (char *)strdup(argv[2]);
parent_cmd = (char *)strdup(argv[1]);
printf("1\n");
ret = ltp_clone_quick(CLONE_NEWNS | SIGCHLD, myfunc, (void *)child_cmd);
if (ret != -1) {
system(parent_cmd);
wait(&childret);
} else {
fprintf(stderr, "clone failed\n");
}
if (ret || !WIFEXITED(childret)) {
exit(1);
}
exit(0);
}