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/*
signals -- signal handling functions
Copyright (C) 1996, 1997 Dieter Baron
This file is part of cftp, a fullscreen ftp client
The author can be contacted at <dillo@giga.or.at>
This program is free software; you can redistribute it and/or modify
it under the terms of the GNU General Public License as published by
the Free Software Foundation; either version 2 of the License, or
(at your option) any later version.
This program is distributed in the hope that it will be useful,
but WITHOUT ANY WARRANTY; without even the implied warranty of
MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
GNU General Public License for more details.
You should have received a copy of the GNU General Public License
along with this program; if not, write to the Free Software
Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
*/
#include <signal.h>
#include "signals.h"
volatile int sig_intr, sig_pipe;
int
signals_init(void)
{
signal(SIGINT, sig_end);
signal(SIGHUP, sig_end);
signal(SIGTERM, sig_end);
signal(SIGTSTP, sig_escape);
signal(SIGCONT, sig_reenter);
sig_intr = sig_pipe = 0;
return 0;
}
void
sig_end(int i)
{
exit_disp();
exit(1);
}
void
sig_escape(int i)
{
escape_disp(0);
kill(0, SIGSTOP);
}
void
sig_reenter(int i)
{
reenter_disp();
}
void
sig_remember(int i)
{
switch (i) {
case SIGPIPE:
sig_pipe++;
break;
case SIGINT:
sig_intr++;
break;
}
}
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