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Annotation of mandoc/mdoctree.c, Revision 1.7

1.7     ! kristaps    1:        /* $Id: mdoctree.c,v 1.6 2009/03/08 14:01:46 kristaps Exp $ */
1.1       kristaps    2: /*
                      3:  * Copyright (c) 2008 Kristaps Dzonsons <kristaps@kth.se>
                      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:  */
                     19: #include <assert.h>
                     20: #include <err.h>
                     21: #include <getopt.h>
1.3       kristaps   22: #include <stdio.h>
1.1       kristaps   23: #include <stdlib.h>
                     24:
1.2       kristaps   25: #include "mmain.h"
1.1       kristaps   26:
1.3       kristaps   27: #define        xprintf (void)printf
                     28:
                     29: static void    doprint(const struct mdoc_node *, int);
1.1       kristaps   30:
                     31: int
                     32: main(int argc, char *argv[])
                     33: {
1.5       kristaps   34:        struct mmain      *p;
1.7     ! kristaps   35:        const struct mdoc *mdoc;
1.5       kristaps   36:        int                c;
1.7     ! kristaps   37:        char              *in;
1.2       kristaps   38:
                     39:        p = mmain_alloc();
1.1       kristaps   40:
1.7     ! kristaps   41:        c = mmain_getopt(p, argc, argv, NULL,
        !            42:                        "[infile]", NULL, NULL, NULL);
        !            43:
        !            44:        argv += c;
        !            45:        if ((argc -= c) > 0)
        !            46:                in = *argv++;
        !            47:        else
        !            48:                in = "-";
1.1       kristaps   49:
1.7     ! kristaps   50:        if (NULL == (mdoc = mmain_mdoc(p, in)))
1.2       kristaps   51:                mmain_exit(p, 1);
1.1       kristaps   52:
1.3       kristaps   53:        doprint(mdoc_node(mdoc), 0);
1.2       kristaps   54:        mmain_exit(p, 0);
                     55:        /* NOTREACHED */
1.1       kristaps   56: }
                     57:
                     58:
1.3       kristaps   59: static void
                     60: doprint(const struct mdoc_node *n, int indent)
                     61: {
                     62:        const char       *p, *t;
                     63:        int               i, j;
                     64:        size_t            argc, sz;
                     65:        char            **params;
1.6       kristaps   66:        struct mdoc_argv *argv;
1.3       kristaps   67:
                     68:        argv = NULL;
                     69:        argc = sz = 0;
                     70:        params = NULL;
                     71:
                     72:        switch (n->type) {
                     73:        case (MDOC_ROOT):
                     74:                t = "root";
                     75:                break;
                     76:        case (MDOC_BLOCK):
                     77:                t = "block";
                     78:                break;
                     79:        case (MDOC_HEAD):
                     80:                t = "block-head";
                     81:                break;
                     82:        case (MDOC_BODY):
                     83:                t = "block-body";
                     84:                break;
                     85:        case (MDOC_TAIL):
                     86:                t = "block-tail";
                     87:                break;
                     88:        case (MDOC_ELEM):
                     89:                t = "elem";
                     90:                break;
                     91:        case (MDOC_TEXT):
                     92:                t = "text";
                     93:                break;
                     94:        default:
                     95:                abort();
                     96:                /* NOTREACHED */
                     97:        }
                     98:
                     99:        switch (n->type) {
                    100:        case (MDOC_TEXT):
1.6       kristaps  101:                p = n->string;
1.3       kristaps  102:                break;
                    103:        case (MDOC_BODY):
                    104:                p = mdoc_macronames[n->tok];
                    105:                break;
                    106:        case (MDOC_HEAD):
                    107:                p = mdoc_macronames[n->tok];
                    108:                break;
                    109:        case (MDOC_TAIL):
                    110:                p = mdoc_macronames[n->tok];
                    111:                break;
                    112:        case (MDOC_ELEM):
                    113:                p = mdoc_macronames[n->tok];
1.6       kristaps  114:                if (n->args) {
                    115:                        argv = n->args->argv;
                    116:                        argc = n->args->argc;
                    117:                }
1.3       kristaps  118:                break;
                    119:        case (MDOC_BLOCK):
                    120:                p = mdoc_macronames[n->tok];
1.6       kristaps  121:                if (n->args) {
                    122:                        argv = n->args->argv;
                    123:                        argc = n->args->argc;
                    124:                }
1.3       kristaps  125:                break;
                    126:        case (MDOC_ROOT):
                    127:                p = "root";
                    128:                break;
                    129:        default:
                    130:                abort();
                    131:                /* NOTREACHED */
                    132:        }
                    133:
                    134:        for (i = 0; i < indent; i++)
                    135:                xprintf("    ");
                    136:        xprintf("%s (%s)", p, t);
                    137:
                    138:        for (i = 0; i < (int)argc; i++) {
                    139:                xprintf(" -%s", mdoc_argnames[argv[i].arg]);
                    140:                if (argv[i].sz > 0)
                    141:                        xprintf(" [");
                    142:                for (j = 0; j < (int)argv[i].sz; j++)
                    143:                        xprintf(" [%s]", argv[i].value[j]);
                    144:                if (argv[i].sz > 0)
                    145:                        xprintf(" ]");
                    146:        }
                    147:
                    148:        for (i = 0; i < (int)sz; i++)
                    149:                xprintf(" [%s]", params[i]);
                    150:
                    151:        xprintf(" %d:%d\n", n->line, n->pos);
                    152:
                    153:        if (n->child)
                    154:                doprint(n->child, indent + 1);
                    155:        if (n->next)
                    156:                doprint(n->next, indent);
                    157: }

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