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Annotation of mandoc/tree.c, Revision 1.9

1.9     ! kristaps    1: /* $Id: tree.c,v 1.8 2009/03/19 16:17:27 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:
1.9     ! kristaps   29: /* ARGSUSED */
1.8       kristaps   30: int
                     31: tree_run(void *arg, const struct mdoc *mdoc)
                     32: {
                     33:
                     34:        tree_body(mdoc_node(mdoc), 0);
                     35:        return(1);
                     36: }
1.2       kristaps   37:
1.1       kristaps   38:
                     39: static void
1.8       kristaps   40: tree_body(const struct mdoc_node *n, int indent)
1.1       kristaps   41: {
                     42:        const char       *p, *t;
                     43:        int               i, j;
                     44:        size_t            argc, sz;
                     45:        char            **params;
1.8       kristaps   46:        struct mdoc_argv *argv;
1.1       kristaps   47:
                     48:        argv = NULL;
                     49:        argc = sz = 0;
                     50:        params = NULL;
                     51:
1.2       kristaps   52:        switch (n->type) {
                     53:        case (MDOC_ROOT):
                     54:                t = "root";
                     55:                break;
                     56:        case (MDOC_BLOCK):
                     57:                t = "block";
                     58:                break;
                     59:        case (MDOC_HEAD):
                     60:                t = "block-head";
                     61:                break;
                     62:        case (MDOC_BODY):
                     63:                t = "block-body";
                     64:                break;
                     65:        case (MDOC_TAIL):
                     66:                t = "block-tail";
                     67:                break;
                     68:        case (MDOC_ELEM):
                     69:                t = "elem";
                     70:                break;
                     71:        case (MDOC_TEXT):
                     72:                t = "text";
                     73:                break;
                     74:        default:
                     75:                abort();
                     76:                /* NOTREACHED */
                     77:        }
1.1       kristaps   78:
                     79:        switch (n->type) {
                     80:        case (MDOC_TEXT):
1.8       kristaps   81:                p = n->string;
1.1       kristaps   82:                break;
                     83:        case (MDOC_BODY):
                     84:                p = mdoc_macronames[n->tok];
                     85:                break;
                     86:        case (MDOC_HEAD):
                     87:                p = mdoc_macronames[n->tok];
                     88:                break;
                     89:        case (MDOC_TAIL):
                     90:                p = mdoc_macronames[n->tok];
                     91:                break;
                     92:        case (MDOC_ELEM):
                     93:                p = mdoc_macronames[n->tok];
1.8       kristaps   94:                if (n->args) {
                     95:                        argv = n->args->argv;
                     96:                        argc = n->args->argc;
                     97:                }
1.1       kristaps   98:                break;
                     99:        case (MDOC_BLOCK):
                    100:                p = mdoc_macronames[n->tok];
1.8       kristaps  101:                if (n->args) {
                    102:                        argv = n->args->argv;
                    103:                        argc = n->args->argc;
                    104:                }
1.1       kristaps  105:                break;
                    106:        case (MDOC_ROOT):
                    107:                p = "root";
                    108:                break;
                    109:        default:
                    110:                abort();
                    111:                /* NOTREACHED */
                    112:        }
                    113:
                    114:        for (i = 0; i < indent; i++)
1.8       kristaps  115:                (void)printf("    ");
                    116:        (void)printf("%s (%s)", p, t);
1.1       kristaps  117:
                    118:        for (i = 0; i < (int)argc; i++) {
1.8       kristaps  119:                (void)printf(" -%s", mdoc_argnames[argv[i].arg]);
1.1       kristaps  120:                if (argv[i].sz > 0)
1.8       kristaps  121:                        (void)printf(" [");
1.1       kristaps  122:                for (j = 0; j < (int)argv[i].sz; j++)
1.8       kristaps  123:                        (void)printf(" [%s]", argv[i].value[j]);
1.1       kristaps  124:                if (argv[i].sz > 0)
1.8       kristaps  125:                        (void)printf(" ]");
1.1       kristaps  126:        }
                    127:
                    128:        for (i = 0; i < (int)sz; i++)
1.8       kristaps  129:                (void)printf(" [%s]", params[i]);
1.1       kristaps  130:
1.8       kristaps  131:        (void)printf(" %d:%d\n", n->line, n->pos);
1.1       kristaps  132:
                    133:        if (n->child)
1.8       kristaps  134:                tree_body(n->child, indent + 1);
1.1       kristaps  135:        if (n->next)
1.8       kristaps  136:                tree_body(n->next, indent);
1.1       kristaps  137: }
1.2       kristaps  138: