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Annotation of 43BSDReno/games/hack/hack.ioctl.c, revision 1.1

1.1     ! root        1: /* Copyright (c) Stichting Mathematisch Centrum, Amsterdam, 1985. */
        !             2: /* hack.ioctl.c - version 1.0.2 */
        !             3: 
        !             4: /* This cannot be part of hack.tty.c (as it was earlier) since on some
        !             5:    systems (e.g. MUNIX) the include files <termio.h> and <sgtty.h>
        !             6:    define the same constants, and the C preprocessor complains. */
        !             7: #include <stdio.h>
        !             8: #include "config.h"
        !             9: #ifdef BSD
        !            10: #include       <sgtty.h>
        !            11: struct ltchars ltchars, ltchars0;
        !            12: #else
        !            13: #include       <termio.h>      /* also includes part of <sgtty.h> */
        !            14: struct termio termio;
        !            15: #endif BSD
        !            16: 
        !            17: getioctls() {
        !            18: #ifdef BSD
        !            19:        (void) ioctl(fileno(stdin), (int) TIOCGLTC, (char *) &ltchars);
        !            20:        (void) ioctl(fileno(stdin), (int) TIOCSLTC, (char *) &ltchars0);
        !            21: #else
        !            22:        (void) ioctl(fileno(stdin), (int) TCGETA, &termio);
        !            23: #endif BSD
        !            24: }
        !            25: 
        !            26: setioctls() {
        !            27: #ifdef BSD
        !            28:        (void) ioctl(fileno(stdin), (int) TIOCSLTC, (char *) &ltchars);
        !            29: #else
        !            30:        (void) ioctl(fileno(stdin), (int) TCSETA, &termio);
        !            31: #endif BSD
        !            32: }
        !            33: 
        !            34: #ifdef SUSPEND         /* implies BSD */
        !            35: dosuspend() {
        !            36: #include       <signal.h>
        !            37: #ifdef SIGTSTP
        !            38:        if(signal(SIGTSTP, SIG_IGN) == SIG_DFL) {
        !            39:                settty((char *) 0);
        !            40:                (void) signal(SIGTSTP, SIG_DFL);
        !            41:                (void) kill(0, SIGTSTP);
        !            42:                gettty();
        !            43:                setftty();
        !            44:                docrt();
        !            45:        } else {
        !            46:                pline("I don't think your shell has job control.");
        !            47:        }
        !            48: #else SIGTSTP
        !            49:        pline("Sorry, it seems we have no SIGTSTP here. Try ! or S.");
        !            50: #endif SIGTSTP
        !            51:        return(0);
        !            52: }
        !            53: #endif SUSPEND

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