80d14beae9
FEATURE_SH_STANDALONE_SHELL => FEATURE_SH_STANDALONE FEATURE_EXEC_PREFER_APPLETS => FEATURE_PREFER_APPLETS Make SH_STANDALONE depend on PREFER_APPLETS. getopt.c: more randomconfig-induced fixes
46 lines
1.0 KiB
C
46 lines
1.0 KiB
C
/* vi: set sw=4 ts=4: */
|
|
/*
|
|
* Utility routines.
|
|
*
|
|
* Copyright (C) 1999-2004 by Erik Andersen <andersen@codepoet.org>
|
|
*
|
|
* Licensed under GPLv2 or later, see file LICENSE in this tarball for details.
|
|
*/
|
|
|
|
#include "libbb.h"
|
|
|
|
int die_sleep;
|
|
#if ENABLE_FEATURE_PREFER_APPLETS
|
|
jmp_buf die_jmp;
|
|
#endif
|
|
|
|
void xfunc_die(void)
|
|
{
|
|
if (die_sleep) {
|
|
if (ENABLE_FEATURE_PREFER_APPLETS && die_sleep < 0) {
|
|
/* Special case. We arrive here if NOFORK applet
|
|
* calls xfunc, which then decides to die.
|
|
* We don't die, but jump instead back to caller.
|
|
* NOFORK applets still cannot carelessly call xfuncs:
|
|
* p = xmalloc(10);
|
|
* q = xmalloc(10); // BUG! if this dies, we leak p!
|
|
*/
|
|
/* -111 means "zero" (longjmp can't pass 0)
|
|
* spawn_and_wait() catches -111. */
|
|
longjmp(die_jmp, xfunc_error_retval ? xfunc_error_retval : -111);
|
|
}
|
|
sleep(die_sleep);
|
|
}
|
|
exit(xfunc_error_retval);
|
|
}
|
|
|
|
void bb_error_msg_and_die(const char *s, ...)
|
|
{
|
|
va_list p;
|
|
|
|
va_start(p, s);
|
|
bb_verror_msg(s, p, NULL);
|
|
va_end(p);
|
|
xfunc_die();
|
|
}
|