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Annotation of mandoc/roff_term.c, Revision 1.2

1.1       schwarze    1: /*     $OpenBSD$ */
                      2: /*
1.2     ! schwarze    3:  * Copyright (c) 2010, 2017 Ingo Schwarze <schwarze@openbsd.org>
1.1       schwarze    4:  *
                      5:  * Permission to use, copy, modify, and distribute this software for any
                      6:  * purpose with or without fee is hereby granted, provided that the above
                      7:  * copyright notice and this permission notice appear in all copies.
                      8:  *
                      9:  * THE SOFTWARE IS PROVIDED "AS IS" AND THE AUTHOR DISCLAIMS ALL WARRANTIES
                     10:  * WITH REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED WARRANTIES OF
                     11:  * MERCHANTABILITY AND FITNESS. IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR
                     12:  * ANY SPECIAL, DIRECT, INDIRECT, OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES
                     13:  * WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS, WHETHER IN AN
                     14:  * ACTION OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT OF
                     15:  * OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE.
                     16:  */
                     17: #include <sys/types.h>
                     18:
                     19: #include <assert.h>
                     20:
                     21: #include "roff.h"
                     22: #include "out.h"
                     23: #include "term.h"
                     24:
                     25: #define        ROFF_TERM_ARGS struct termp *p, const struct roff_node *n
                     26:
                     27: typedef        void    (*roff_term_pre_fp)(ROFF_TERM_ARGS);
                     28:
                     29: static void      roff_term_pre_br(ROFF_TERM_ARGS);
1.2     ! schwarze   30: static void      roff_term_pre_ft(ROFF_TERM_ARGS);
1.1       schwarze   31:
                     32: static const roff_term_pre_fp roff_term_pre_acts[ROFF_MAX] = {
                     33:        roff_term_pre_br,  /* br */
1.2     ! schwarze   34:        roff_term_pre_ft,  /* ft */
1.1       schwarze   35: };
                     36:
                     37:
                     38: void
                     39: roff_term_pre(struct termp *p, const struct roff_node *n)
                     40: {
                     41:        assert(n->tok < ROFF_MAX);
                     42:        (*roff_term_pre_acts[n->tok])(p, n);
                     43: }
                     44:
                     45: static void
                     46: roff_term_pre_br(ROFF_TERM_ARGS)
                     47: {
                     48:        term_newln(p);
                     49:        if (p->flags & TERMP_BRIND) {
                     50:                p->offset = p->rmargin;
                     51:                p->rmargin = p->maxrmargin;
                     52:                p->flags &= ~(TERMP_NOBREAK | TERMP_BRIND);
1.2     ! schwarze   53:        }
        !            54: }
        !            55:
        !            56: static void
        !            57: roff_term_pre_ft(ROFF_TERM_ARGS)
        !            58: {
        !            59:        switch (*n->child->string) {
        !            60:        case '4':
        !            61:        case '3':
        !            62:        case 'B':
        !            63:                term_fontrepl(p, TERMFONT_BOLD);
        !            64:                break;
        !            65:        case '2':
        !            66:        case 'I':
        !            67:                term_fontrepl(p, TERMFONT_UNDER);
        !            68:                break;
        !            69:        case 'P':
        !            70:                term_fontlast(p);
        !            71:                break;
        !            72:        case '1':
        !            73:        case 'C':
        !            74:        case 'R':
        !            75:                term_fontrepl(p, TERMFONT_NONE);
        !            76:                break;
        !            77:        default:
        !            78:                break;
1.1       schwarze   79:        }
                     80: }