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/* $NetBSD: hack.ioctl.c,v 1.6 1997/10/19 16:58:07 christos Exp $ */
/*
* Copyright (c) Stichting Mathematisch Centrum, Amsterdam, 1985.
*/
#include <sys/cdefs.h>
#ifndef lint
__RCSID("$NetBSD: hack.ioctl.c,v 1.6 1997/10/19 16:58:07 christos Exp $");
#endif /* not lint */
/*
* This cannot be part of hack.tty.c (as it was earlier) since on some
* systems (e.g. MUNIX) the include files <termio.h> and <sgtty.h> define the
* same constants, and the C preprocessor complains.
*/
#include <termios.h>
#include "hack.h"
#include "extern.h"
struct termios termios;
void
getioctls()
{
(void) tcgetattr(fileno(stdin), &termios);
}
void
setioctls()
{
(void) tcsetattr(fileno(stdin), TCSADRAIN, &termios);
}
#ifdef SUSPEND /* implies BSD */
#include <signal.h>
int
dosuspend()
{
#ifdef SIGTSTP
if (signal(SIGTSTP, SIG_IGN) == SIG_DFL) {
settty((char *) 0);
(void) signal(SIGTSTP, SIG_DFL);
(void) kill(0, SIGTSTP);
gettty();
setftty();
docrt();
} else {
pline("I don't think your shell has job control.");
}
#else /* SIGTSTP */
pline("Sorry, it seems we have no SIGTSTP here. Try ! or S.");
#endif /* SIGTSTP */
return (0);
}
#endif /* SUSPEND */
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