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> define the
   8  * same constants, and the C preprocessor complains.
   9  */
  10 #include "hack.h"
  11 #include <termios.h>
  12 struct termios termio;
  13
  14 void
  15 getioctls(void)
  16 {
  17         tcgetattr(fileno(stdin), &termio);
  18 }
  19
  20 void
  21 setioctls(void)
  22 {
  23         tcsetattr(fileno(stdin), TCSANOW, &termio);
  24 }
  25
  26 #ifdef SUSPEND
  27 #include <signal.h>
  28 int
  29 dosuspend(void)
  30 {
  31 #ifdef SIGTSTP
  32         if (signal(SIGTSTP, SIG_IGN) == SIG_DFL) {
  33                 settty(NULL);
  34                 signal(SIGTSTP, SIG_DFL);
  35                 kill(0, SIGTSTP);
  36                 gettty();
  37                 setftty();
  38                 docrt();
  39         } else {
  40                 pline("I don't think your shell has job control.");
  41         }
  42 #else /* SIGTSTP */
  43         pline("Sorry, it seems we have no SIGTSTP here. Try ! or S.");
  44 #endif /* SIGTSTP */
  45         return (0);
  46 }
  47 #endif /* SUSPEND */