Last change
on this file since 3829 was 3320, checked in by Bruno Cornec, 10 years ago |
- Re-add (thanks git BTW) the 2.2.9 branch which had been destroyed in
the move to 3.0
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-
Property svn:eol-style
set to
native
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File size:
1.1 KB
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Rev | Line | |
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[3320] | 1 | /* vi: set sw=4 ts=4: */
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| 2 | /*
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| 3 | * linux32/linux64 allows for changing uname emulation.
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| 4 | *
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| 5 | * Copyright 2002 Andi Kleen, SuSE Labs.
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| 6 | *
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| 7 | * Licensed under GPLv2 or later, see file LICENSE in this source tree.
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| 8 | */
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| 9 |
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| 10 | #include <sys/personality.h>
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| 11 |
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| 12 | #include "libbb.h"
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| 13 |
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| 14 | int setarch_main(int argc, char **argv) MAIN_EXTERNALLY_VISIBLE;
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| 15 | int setarch_main(int argc UNUSED_PARAM, char **argv)
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| 16 | {
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| 17 | int pers;
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| 18 |
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| 19 | /* Figure out what personality we are supposed to switch to ...
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| 20 | * we can be invoked as either:
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| 21 | * argv[0],argv[1] == "setarch","personality"
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| 22 | * argv[0] == "personality"
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| 23 | */
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| 24 | if (ENABLE_SETARCH && applet_name[0] == 's'
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| 25 | && argv[1] && strncpy(argv[1], "linux", 5)
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| 26 | ) {
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| 27 | applet_name = argv[1];
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| 28 | argv++;
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| 29 | }
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| 30 | if (applet_name[5] == '6') /* linux64 */
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| 31 | pers = PER_LINUX;
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| 32 | else if (applet_name[5] == '3') /* linux32 */
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| 33 | pers = PER_LINUX32;
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| 34 | else
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| 35 | bb_show_usage();
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| 36 |
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| 37 | argv++;
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| 38 | if (argv[0] == NULL)
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| 39 | bb_show_usage();
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| 40 |
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| 41 | /* Try to set personality */
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| 42 | if (personality(pers) >= 0) {
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| 43 | /* Try to execute the program */
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| 44 | BB_EXECVP(argv[0], argv);
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| 45 | }
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| 46 |
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| 47 | bb_simple_perror_msg_and_die(argv[0]);
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| 48 | }
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