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Annotation of 40BSD/cmd/reset.c, revision 1.1

1.1     ! root        1: static char *sccsid = "@(#)reset.c     4.2 (Berkeley) 10/9/80";
        !             2: /*
        !             3:  * reset 
        !             4:  */
        !             5: #include <sgtty.h>
        !             6: 
        !             7: #define        CTRL(x) ('x'&037)
        !             8: 
        !             9: main()
        !            10: {
        !            11:        struct sgttyb buf;
        !            12:        struct tchars tbuf;
        !            13:        struct ltchars ltbuf;
        !            14: 
        !            15:        gtty(2, &buf);
        !            16:        ioctl(2, TIOCGETC, &tbuf);
        !            17:        ioctl(2, TIOCGLTC, &ltbuf);
        !            18:        buf.sg_flags &= ~(RAW|CBREAK|VTDELAY|ALLDELAY);
        !            19:        buf.sg_flags |= XTABS|ECHO|CRMOD|ANYP;
        !            20:        reset(&buf.sg_erase, CTRL(h));
        !            21:        reset(&buf.sg_kill, '@');
        !            22:        reset(&tbuf.t_intrc, 0177);
        !            23:        reset(&tbuf.t_quitc, CTRL(\\\\));
        !            24:        reset(&tbuf.t_startc, CTRL(q));
        !            25:        reset(&tbuf.t_stopc, CTRL(s));
        !            26:        reset(&tbuf.t_eofc, CTRL(d));
        !            27:        reset(&ltbuf.t_suspc, CTRL(z));
        !            28:        reset(&ltbuf.t_dsuspc, CTRL(y));
        !            29:        reset(&ltbuf.t_rprntc, CTRL(r));
        !            30:        reset(&ltbuf.t_flushc, CTRL(o));
        !            31:        reset(&ltbuf.t_lnextc, CTRL(v));
        !            32:        reset(&ltbuf.t_werasc, CTRL(w));
        !            33:        /* brkc is left alone */
        !            34:        ioctl(2, TIOCSETN, &buf);
        !            35:        ioctl(2, TIOCSETC, &tbuf);
        !            36:        ioctl(2, TIOCSLTC, &ltbuf);
        !            37: }
        !            38: 
        !            39: reset(cp, def)
        !            40:        char *cp;
        !            41:        int def;
        !            42: {
        !            43: 
        !            44:        if (*cp == 0 || (*cp&0377)==0377)
        !            45:                *cp = def;
        !            46: }

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