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Annotation of mandoc/tree.c, Revision 1.8

1.8     ! kristaps    1: /* $Id: mdoctree.c,v 1.8 2009/03/16 23:37:28 kristaps Exp $ */
1.1       kristaps    2: /*
1.8     ! kristaps    3:  * Copyright (c) 2008, 2009 Kristaps Dzonsons <kristaps@openbsd.org>
1.1       kristaps    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
                      7:  * above copyright notice and this permission notice appear in all
                      8:  * copies.
                      9:  *
                     10:  * THE SOFTWARE IS PROVIDED "AS IS" AND THE AUTHOR DISCLAIMS ALL
                     11:  * WARRANTIES WITH REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED
                     12:  * WARRANTIES OF MERCHANTABILITY AND FITNESS. IN NO EVENT SHALL THE
                     13:  * AUTHOR BE LIABLE FOR ANY SPECIAL, DIRECT, INDIRECT, OR CONSEQUENTIAL
                     14:  * DAMAGES OR ANY DAMAGES WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR
                     15:  * PROFITS, WHETHER IN AN ACTION OF CONTRACT, NEGLIGENCE OR OTHER
                     16:  * TORTIOUS ACTION, ARISING OUT OF OR IN CONNECTION WITH THE USE OR
                     17:  * PERFORMANCE OF THIS SOFTWARE.
                     18:  */
1.8     ! kristaps   19: #include <assert.h>
        !            20: #include <err.h>
        !            21: #include <stdio.h>
1.1       kristaps   22: #include <stdlib.h>
                     23:
                     24: #include "mdoc.h"
                     25:
1.8     ! kristaps   26: static void    tree_body(const struct mdoc_node *, int);
        !            27:
        !            28:
        !            29: int
        !            30: tree_run(void *arg, const struct mdoc *mdoc)
        !            31: {
        !            32:
        !            33:        tree_body(mdoc_node(mdoc), 0);
        !            34:        return(1);
        !            35: }
1.2       kristaps   36:
1.1       kristaps   37:
                     38: static void
1.8     ! kristaps   39: tree_body(const struct mdoc_node *n, int indent)
1.1       kristaps   40: {
                     41:        const char       *p, *t;
                     42:        int               i, j;
                     43:        size_t            argc, sz;
                     44:        char            **params;
1.8     ! kristaps   45:        struct mdoc_argv *argv;
1.1       kristaps   46:
                     47:        argv = NULL;
                     48:        argc = sz = 0;
                     49:        params = NULL;
                     50:
1.2       kristaps   51:        switch (n->type) {
                     52:        case (MDOC_ROOT):
                     53:                t = "root";
                     54:                break;
                     55:        case (MDOC_BLOCK):
                     56:                t = "block";
                     57:                break;
                     58:        case (MDOC_HEAD):
                     59:                t = "block-head";
                     60:                break;
                     61:        case (MDOC_BODY):
                     62:                t = "block-body";
                     63:                break;
                     64:        case (MDOC_TAIL):
                     65:                t = "block-tail";
                     66:                break;
                     67:        case (MDOC_ELEM):
                     68:                t = "elem";
                     69:                break;
                     70:        case (MDOC_TEXT):
                     71:                t = "text";
                     72:                break;
                     73:        default:
                     74:                abort();
                     75:                /* NOTREACHED */
                     76:        }
1.1       kristaps   77:
                     78:        switch (n->type) {
                     79:        case (MDOC_TEXT):
1.8     ! kristaps   80:                p = n->string;
1.1       kristaps   81:                break;
                     82:        case (MDOC_BODY):
                     83:                p = mdoc_macronames[n->tok];
                     84:                break;
                     85:        case (MDOC_HEAD):
                     86:                p = mdoc_macronames[n->tok];
                     87:                break;
                     88:        case (MDOC_TAIL):
                     89:                p = mdoc_macronames[n->tok];
                     90:                break;
                     91:        case (MDOC_ELEM):
                     92:                p = mdoc_macronames[n->tok];
1.8     ! kristaps   93:                if (n->args) {
        !            94:                        argv = n->args->argv;
        !            95:                        argc = n->args->argc;
        !            96:                }
1.1       kristaps   97:                break;
                     98:        case (MDOC_BLOCK):
                     99:                p = mdoc_macronames[n->tok];
1.8     ! kristaps  100:                if (n->args) {
        !           101:                        argv = n->args->argv;
        !           102:                        argc = n->args->argc;
        !           103:                }
1.1       kristaps  104:                break;
                    105:        case (MDOC_ROOT):
                    106:                p = "root";
                    107:                break;
                    108:        default:
                    109:                abort();
                    110:                /* NOTREACHED */
                    111:        }
                    112:
                    113:        for (i = 0; i < indent; i++)
1.8     ! kristaps  114:                (void)printf("    ");
        !           115:        (void)printf("%s (%s)", p, t);
1.1       kristaps  116:
                    117:        for (i = 0; i < (int)argc; i++) {
1.8     ! kristaps  118:                (void)printf(" -%s", mdoc_argnames[argv[i].arg]);
1.1       kristaps  119:                if (argv[i].sz > 0)
1.8     ! kristaps  120:                        (void)printf(" [");
1.1       kristaps  121:                for (j = 0; j < (int)argv[i].sz; j++)
1.8     ! kristaps  122:                        (void)printf(" [%s]", argv[i].value[j]);
1.1       kristaps  123:                if (argv[i].sz > 0)
1.8     ! kristaps  124:                        (void)printf(" ]");
1.1       kristaps  125:        }
                    126:
                    127:        for (i = 0; i < (int)sz; i++)
1.8     ! kristaps  128:                (void)printf(" [%s]", params[i]);
1.1       kristaps  129:
1.8     ! kristaps  130:        (void)printf(" %d:%d\n", n->line, n->pos);
1.1       kristaps  131:
                    132:        if (n->child)
1.8     ! kristaps  133:                tree_body(n->child, indent + 1);
1.1       kristaps  134:        if (n->next)
1.8     ! kristaps  135:                tree_body(n->next, indent);
1.1       kristaps  136: }
1.2       kristaps  137:

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