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/* $Id: abort.c 2423 2010-03-13 07:09:49Z aturner $ */
/*
* Copyright (c) 2005-2010 Aaron Turner.
* All rights reserved.
*
* Redistribution and use in source and binary forms, with or without
* modification, are permitted provided that the following conditions
* are met:
*
* 1. Redistributions of source code must retain the above copyright
* notice, this list of conditions and the following disclaimer.
* 2. Redistributions in binary form must reproduce the above copyright
* notice, this list of conditions and the following disclaimer in the
* documentation and/or other materials provided with the distribution.
* 3. Neither the names of the copyright owners nor the names of its
* contributors may be used to endorse or promote products derived from
* this software without specific prior written permission.
*
* THIS SOFTWARE IS PROVIDED ``AS IS'' AND ANY EXPRESS OR IMPLIED
* WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES OF
* MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED.
* IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY
* DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
* DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE
* GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
* INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER
* IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR
* OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF
* ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
*/
#include "config.h"
#include "defines.h"
#include "common.h"
#include <signal.h>
#include <stdlib.h>
extern volatile int didsig;
extern COUNTER bytes_sent, pkts_sent, failed;
extern struct timeval begin, end;
#ifdef DEBUG
extern int debug;
#endif
/**
* we've got a race condition, this is our workaround
*/
void
catcher(int signo)
{
/* stdio in signal handlers causes a race condition, instead set a flag */
if (signo == SIGINT)
didsig = 1;
}
/**
* when we're sending only one packet at a time via <ENTER>
* then there's no race and we can quit now
* also called when didsig is set
*/
void
break_now(int signo)
{
if (signo == SIGINT || didsig) {
printf("\n");
/*
#ifdef ENABLE_VERBOSE
if (tcpdump.pid)
if (kill(tcpdump.pid, SIGTERM) != 0)
kill(tcpdump.pid, SIGKILL);
#endif
*/
packet_stats(&begin, &end, bytes_sent, pkts_sent, failed);
exit(1);
}
}
/*
Local Variables:
mode:c
indent-tabs-mode:nil
c-basic-offset:4
End:
*/
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