Last change
on this file since 3579 was 2725, checked in by Bruno Cornec, 14 years ago |
- Update mindi-busybox to 1.18.3 to avoid problems with the tar command which is now failing on recent versions with busybox 1.7.3
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-
Property svn:eol-style
set to
native
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File size:
1.0 KB
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1 | /* vi: set sw=4 ts=4: */
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2 | /*
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3 | * Utility routines.
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4 | *
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5 | * Copyright (C) 2008 by Denys Vlasenko <vda.linux@googlemail.com>
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6 | *
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7 | * Licensed under GPLv2, see file LICENSE in this source tree.
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8 | */
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9 |
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10 | /* Keeping it separate allows to NOT suck in stdio for VERY small applets.
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11 | * Try building busybox with only "true" enabled... */
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12 |
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13 | #include "libbb.h"
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14 |
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15 | int die_sleep;
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16 | #if ENABLE_FEATURE_PREFER_APPLETS || ENABLE_HUSH
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17 | jmp_buf die_jmp;
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18 | #endif
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19 |
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20 | void FAST_FUNC xfunc_die(void)
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21 | {
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22 | if (die_sleep) {
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23 | if ((ENABLE_FEATURE_PREFER_APPLETS || ENABLE_HUSH)
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24 | && die_sleep < 0
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25 | ) {
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26 | /* Special case. We arrive here if NOFORK applet
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27 | * calls xfunc, which then decides to die.
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28 | * We don't die, but jump instead back to caller.
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29 | * NOFORK applets still cannot carelessly call xfuncs:
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30 | * p = xmalloc(10);
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31 | * q = xmalloc(10); // BUG! if this dies, we leak p!
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32 | */
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33 | /* -2222 means "zero" (longjmp can't pass 0)
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34 | * run_nofork_applet() catches -2222. */
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35 | longjmp(die_jmp, xfunc_error_retval ? xfunc_error_retval : -2222);
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36 | }
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37 | sleep(die_sleep);
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38 | }
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39 | exit(xfunc_error_retval);
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40 | }
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