busybox/libbb/error_msg_and_die.c
Denis Vlasenko 3f3aa2a57d make xfunctions optionally longjump instead of exit.
use it for making NOFORK more practical.
touch: make it a NOFORK applet
2007-04-09 21:35:07 +00:00

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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;
jmp_buf die_jmp;
void sleep_and_die(void)
{
if (die_sleep) {
/* Special case: don't die, but jump */
if (die_sleep < 0)
longjmp(die_jmp, xfunc_error_retval);
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);
sleep_and_die();
}