fixes, fully translated tomato, with english dictionary and Polish translation
[tomato.git] / release / src / router / busybox / util-linux / setarch.c
blob7d5dc247c48fd242cfb12cb97cf31e2e1c3634bc
1 /* vi: set sw=4 ts=4: */
2 /*
3 * linux32/linux64 allows for changing uname emulation.
5 * Copyright 2002 Andi Kleen, SuSE Labs.
7 * Licensed under GPLv2 or later, see file LICENSE in this source tree.
8 */
10 #include <sys/personality.h>
12 #include "libbb.h"
14 int setarch_main(int argc, char **argv) MAIN_EXTERNALLY_VISIBLE;
15 int setarch_main(int argc UNUSED_PARAM, char **argv)
17 int pers;
19 /* Figure out what personality we are supposed to switch to ...
20 * we can be invoked as either:
21 * argv[0],argv[1] == "setarch","personality"
22 * argv[0] == "personality"
24 if (ENABLE_SETARCH && applet_name[0] == 's'
25 && argv[1] && strncpy(argv[1], "linux", 5)
26 ) {
27 applet_name = argv[1];
28 argv++;
30 if (applet_name[5] == '6') /* linux64 */
31 pers = PER_LINUX;
32 else if (applet_name[5] == '3') /* linux32 */
33 pers = PER_LINUX32;
34 else
35 bb_show_usage();
37 argv++;
38 if (argv[0] == NULL)
39 bb_show_usage();
41 /* Try to set personality */
42 if (personality(pers) >= 0) {
43 /* Try to execute the program */
44 BB_EXECVP(argv[0], argv);
47 bb_simple_perror_msg_and_die(argv[0]);