Fossil

  struct sStack {
    short iCode;                 /* Markup code */
    short allowWiki;             /* ALLOW_WIKI if wiki allowed before tag */
    const char *zId;             /* ID attribute or NULL */
  } *aStack;
};

/*
** Return TRUE if HTML should be used as the sole markup language for wiki.
**
** On first invocation, this routine consults the "wiki-use-html" setting.
** It caches the result for subsequent invocations, under the assumption
** that the setting will not change.
*/
static int wikiUsesHtml(void){
  static int r = -1;
  if( r<0 ) r = db_get_boolean("wiki-use-html", 0);
  return r;
}


/*
** z points to a "<" character.  Check to see if this is the start of
** a valid markup.  If it is, return the total number of characters in
** the markup including the initial "<" and the terminating ">".  If
** it is not well-formed markup, return 0.
*/

    renderer.state |= INLINE_MARKUP_ONLY;
  }
  if( flags & WIKI_INLINE ){
    renderer.wantAutoParagraph = 0;
  }else{
    renderer.wantAutoParagraph = 1;
  }
  if( db_get_int("wiki-use-html", 0) ){
  if( wikiUsesHtml() ){
    renderer.state |= WIKI_USE_HTML;
  }
  if( pOut ){
    renderer.pOut = pOut;
  }else{
    renderer.pOut = cgi_output_blob();
  }

  int wikiUseHtml = 0;

  memset(&renderer, 0, sizeof(renderer));
  renderer.state = ALLOW_WIKI|AT_NEWLINE|AT_PARAGRAPH;
  if( flags & WIKI_NOBLOCK ){
    renderer.state |= INLINE_MARKUP_ONLY;
  }
  if( db_get_int("wiki-use-html", 0) ){
  if( wikiUsesHtml() ){
    renderer.state |= WIKI_USE_HTML;
    wikiUseHtml = 1;
  }
  inlineOnly = (renderer.state & INLINE_MARKUP_ONLY)!=0;
  if( replaceFlag ){
    db_multi_exec("DELETE FROM backlink WHERE srctype=%d AND srcid=%d",
                  srctype, srcid);