games/hack/hack.ioctl.c

   1 /* Copyright (c) Stichting Mathematisch Centrum, Amsterdam, 1985. */
   2 /* hack.ioctl.c - version 1.0.2 */
   3 /* $FreeBSD: src/games/hack/hack.ioctl.c,v 1.2 1999/09/12 07:01:23 marcel Exp $
   4    $DragonFly: src/games/hack/hack.ioctl.c,v 1.4 2006/08/21 19:45:32 pavalos Exp $
   5
   6    This cannot be part of hack.tty.c (as it was earlier) since on some
   7    systems (e.g. MUNIX) the include files <termio.h> and <sgtty.h>
   8    define the same constants, and the C preprocessor complains. */
   9 #include "hack.h"
  10 #include <termios.h>
  11 struct termios termio;
  12
  13 void
  14 getioctls(void)
  15 {
  16         tcgetattr(fileno(stdin), &termio);
  17 }
  18
  19 void
  20 setioctls(void)
  21 {
  22         tcsetattr(fileno(stdin), TCSANOW, &termio);
  23 }
  24
  25 #ifdef SUSPEND
  26 #include        <signal.h>
  27 int
  28 dosuspend(void)
  29 {
  30 #ifdef SIGTSTP
  31         if(signal(SIGTSTP, SIG_IGN) == SIG_DFL) {
  32                 settty(NULL);
  33                 signal(SIGTSTP, SIG_DFL);
  34                 kill(0, SIGTSTP);
  35                 gettty();
  36                 setftty();
  37                 docrt();
  38         } else {
  39                 pline("I don't think your shell has job control.");
  40         }
  41 #else /* SIGTSTP */
  42         pline("Sorry, it seems we have no SIGTSTP here. Try ! or S.");
  43 #endif /* SIGTSTP */
  44         return(0);
  45 }
  46 #endif /* SUSPEND */