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Annotation of 43BSDTahoe/sys/h/bkmac.h, revision 1.1

1.1     ! root        1: /*
        !             2:  * Copyright (c) 1982, 1986 Regents of the University of California.
        !             3:  * All rights reserved.  The Berkeley software License Agreement
        !             4:  * specifies the terms and conditions for redistribution.
        !             5:  *
        !             6:  *     @(#)bkmac.h     7.1 (Berkeley) 6/4/86
        !             7:  */
        !             8: 
        !             9: /*
        !            10:  * Macro definition of bk.c/netinput().
        !            11:  * This is used to replace a call to
        !            12:  *             (*linesw[tp->t_line].l_rint)(c,tp);
        !            13:  * with
        !            14:  *
        !            15:  *             if (tp->t_line == NETLDISC)
        !            16:  *                     BKINPUT(c, tp);
        !            17:  *             else
        !            18:  *                     (*linesw[tp->t_line].l_rint)(c,tp);
        !            19:  */
        !            20: #define        BKINPUT(c, tp) { \
        !            21:        if ((tp)->t_rec == 0) { \
        !            22:                *(tp)->t_cp++ = c; \
        !            23:                if (++(tp)->t_inbuf == 1024 || (c) == '\n') { \
        !            24:                        (tp)->t_rec = 1; \
        !            25:                        wakeup((caddr_t)&(tp)->t_rawq); \
        !            26:                } \
        !            27:        } \
        !            28: }

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