File: chroot.c

package info (click to toggle)
klibc 2.0.6-1%2Bdeb10u1
  • links: PTS, VCS
  • area: main
  • in suites: buster
  • size: 5,376 kB
  • sloc: ansic: 48,424; asm: 2,539; perl: 789; makefile: 231; sh: 160
file content (30 lines) | stat: -rw-r--r-- 416 bytes parent folder | download | duplicates (9) 
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
 
/*
 * by rmk
 */
#include <unistd.h>
#include <stdio.h>

int main(int argc, char *argv[], char *envp[])
{
	if (argc < 3) {
		fprintf(stderr, "Usage: %s newroot command...\n", argv[0]);
		return 1;
	}

	if (chroot(argv[1]) == -1) {
		perror("chroot");
		return 1;
	}

	if (chdir("/") == -1) {
		perror("chdir");
		return 1;
	}

	if (execvp(argv[2], argv + 2) == -1) {
		perror("execvp");
		return 1;
	}

	return 0;
}