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git://git.suckless.org/sbase
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40 lines
627 B
C
40 lines
627 B
C
/* See LICENSE file for copyright and license details. */
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#include <stdlib.h>
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#include <unistd.h>
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#include "util.h"
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static void usage(void);
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int
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main(int argc, char **argv)
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{
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char *shell[] = {"/bin/sh", "-i", NULL}, *aux;
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if((aux = getenv("SHELL")))
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shell[0] = aux;
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if(argc < 2)
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usage();
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if(chroot(argv[1]) == -1)
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eprintf("chroot: '%s':", argv[1]);
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if(chdir("/") == -1)
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eprintf("chroot:");
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if(argc == 2) {
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execvp(*shell, shell);
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} else {
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execvp(argv[2], argv+2);
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}
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eprintf("chroot: '%s':", argv[2]);
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return EXIT_FAILURE;
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}
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void
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usage(void)
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{
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eprintf("usage: chroot dir [command [arg...]]\n");
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}
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