tagmanager/html.c

   1 /*
   2 *   $Id$
   3 *
   4 *   Copyright (c) 2003, Darren Hiebert
   5 *
   6 *   This source code is released for free distribution under the terms of the
   7 *   GNU General Public License.
   8 *
   9 *   This module contains functions for generating tags for HTML language
  10 *   files.
  11 */
  12
  13 /*
  14 *   INCLUDE FILES
  15 */
  16 #include "general.h"  /* must always come first */
  17 #include "parse.h"
  18
  19 /*
  20 *   FUNCTION DEFINITIONS
  21 */
  22
  23 static void installHtmlRegex (const langType language)
  24 {
  25 #define POSSIBLE_ATTRIBUTES "([ \t]+[a-z]+=\"?[^>\"]*\"?)*"
  26
  27         addTagRegex (language,
  28                 "<a"
  29                 POSSIBLE_ATTRIBUTES
  30                 "[ \t]+name=\"?([^>\"]+)\"?"
  31                 POSSIBLE_ATTRIBUTES
  32                 "[ \t]*>",
  33                 "\\2", "m,member,named anchors", "i");
  34
  35         addTagRegex (language, "^[ \t]*function[ \t]*([A-Za-z0-9_]+)[ \t]*\\(",
  36                 "\\1", "f,function,JavaScript functions", NULL);
  37
  38 /* the following matches headings with tags inside like
  39  * <h1><a href="#id109"><i>Some Text</i></a></h1>
  40  * and
  41  * <h1>Some Text</h1> */
  42 #define SPACES "[ \t]*"
  43 #define ATTRS "[^>]*"
  44 #define INNER_HEADING \
  45         ATTRS ">" SPACES "(<" ATTRS ">" SPACES ")*([^<]+).*"
  46
  47         addTagRegex (language,
  48                 "<h1" INNER_HEADING "</h1>",
  49                 "\\2", "n,namespace,H1 heading", "i");
  50
  51         addTagRegex (language,
  52                 "<h2" INNER_HEADING "</h2>",
  53                 "\\2", "c,class,H2 heading", "i");
  54
  55         addTagRegex (language,
  56                 "<h3" INNER_HEADING "</h3>",
  57                 "\\2", "v,variable,H3 heading", "i");
  58 }
  59
  60 /* Create parser definition stucture */
  61 extern parserDefinition* HtmlParser (void)
  62 {
  63         static const char *const extensions [] = { "htm", "html", NULL };
  64         parserDefinition *const def = parserNew ("HTML");
  65         def->extensions = extensions;
  66         def->initialize = installHtmlRegex;
  67         def->regex      = TRUE;
  68         return def;
  69 }
  70
  71 /* vi:set tabstop=4 shiftwidth=4: */