tree.c

   1 /* $Id: tree.c,v 1.1 2009/01/16 15:58:50 kristaps Exp $ */
   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 <stdlib.h>
  20
  21 #include "mdoc.h"
  22
  23
  24 #if 0
  25 /* TODO: remove this to a print-tree output filter. */
  26 static void
  27 print_node(const struct mdoc_node *n, int indent)
  28 {
  29         const char       *p, *t;
  30         int               i, j;
  31         size_t            argc, sz;
  32         char            **params;
  33         struct mdoc_arg  *argv;
  34
  35         argv = NULL;
  36         argc = sz = 0;
  37         params = NULL;
  38
  39         t = mdoc_type2a(n->type);
  40
  41         switch (n->type) {
  42         case (MDOC_TEXT):
  43                 p = n->data.text.string;
  44                 break;
  45         case (MDOC_BODY):
  46                 p = mdoc_macronames[n->tok];
  47                 break;
  48         case (MDOC_HEAD):
  49                 p = mdoc_macronames[n->tok];
  50                 break;
  51         case (MDOC_TAIL):
  52                 p = mdoc_macronames[n->tok];
  53                 break;
  54         case (MDOC_ELEM):
  55                 p = mdoc_macronames[n->tok];
  56                 argv = n->data.elem.argv;
  57                 argc = n->data.elem.argc;
  58                 break;
  59         case (MDOC_BLOCK):
  60                 p = mdoc_macronames[n->tok];
  61                 argv = n->data.block.argv;
  62                 argc = n->data.block.argc;
  63                 break;
  64         case (MDOC_ROOT):
  65                 p = "root";
  66                 break;
  67         default:
  68                 abort();
  69                 /* NOTREACHED */
  70         }
  71
  72         for (i = 0; i < indent; i++)
  73                 xprintf("    ");
  74         xprintf("%s (%s)", p, t);
  75
  76         for (i = 0; i < (int)argc; i++) {
  77                 xprintf(" -%s", mdoc_argnames[argv[i].arg]);
  78                 if (argv[i].sz > 0)
  79                         xprintf(" [");
  80                 for (j = 0; j < (int)argv[i].sz; j++)
  81                         xprintf(" [%s]", argv[i].value[j]);
  82                 if (argv[i].sz > 0)
  83                         xprintf(" ]");
  84         }
  85
  86         for (i = 0; i < (int)sz; i++)
  87                 xprintf(" [%s]", params[i]);
  88
  89         xprintf(" %d:%d\n", n->line, n->pos);
  90
  91         if (n->child)
  92                 print_node(n->child, indent + 1);
  93         if (n->next)
  94                 print_node(n->next, indent);
  95 }
  96 #endif
  97
  98 int
  99 treeprint(const struct mdoc_node *node, const char *out)
 100 {
 101 }