1/******************************************************************************/ 2/* */ 3/* Copyright (c) Tetsuo Handa <penguin-kernel@I-love.SAKURA.ne.jp>, 2009 */ 4/* */ 5/* This program is free software; you can redistribute it and/or modify */ 6/* it under the terms of the GNU General Public License as published by */ 7/* the Free Software Foundation; either version 2 of the License, or */ 8/* (at your option) any later version. */ 9/* */ 10/* This program is distributed in the hope that it will be useful, */ 11/* but WITHOUT ANY WARRANTY; without even the implied warranty of */ 12/* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See */ 13/* the GNU General Public License for more details. */ 14/* */ 15/* You should have received a copy of the GNU General Public License */ 16/* along with this program; if not, write to the Free Software */ 17/* Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA */ 18/* */ 19/******************************************************************************/ 20 21#define _GNU_SOURCE 22 23#include <stdio.h> 24#include <sys/types.h> 25#include <sys/wait.h> 26#include <sys/mount.h> 27#include <unistd.h> 28#include <sched.h> 29#include <errno.h> 30#include <stdlib.h> 31#include "test.h" 32 33static int child(void *arg) 34{ 35 char **argv = (char **)arg; 36 argv++; 37 mount("/tmp/", "/tmp/", "tmpfs", 0, NULL); 38 execvp(argv[0], argv); 39 _exit(1); 40} 41 42int main(int argc, char *argv[]) 43{ 44 char c = 0; 45 const pid_t pid = ltp_clone_quick(CLONE_NEWNS, child, (void *)argv); 46 while (waitpid(pid, NULL, __WALL) == EOF && errno == EINTR) 47 c++; /* Dummy. */ 48 return 0; 49} 50