Fossil

** in the wiki.  Append to the output string whatever text is approprate
** for opening the hyperlink.  Write into zClose[0...nClose-1] text that will
** close the markup.
**
** Actually, this routine might or might not append the hyperlink, depending
** on current rendering rules: specifically does the current user have
** "History" permission.
**
**    [http://www.fossil-scm.org/]
**    [https://www.fossil-scm.org/]
**    [ftp://www.fossil-scm.org/]
**    [mailto:fossil-users@lists.fossil-scm.org]
**
**    [/path]
**
**    [./relpath]
**
**    [WikiPageName]
**
**    [0123456789abcdef]
**
**    [#fragment]
*/
static void openHyperlink(
  Renderer *p,            /* Rendering context */
  const char *zTarget,    /* Hyperlink traget; text within [...] */
  char *zClose,           /* Write hyperlink closing text here */
  int nClose              /* Bytes available in zClose[] */
){

    blob_appendf(p->pOut, "<a href=\"%s\">", zTarget);
  }else if( zTarget[0]=='/' ){
    if( 1 /* g.okHistory */ ){
      blob_appendf(p->pOut, "<a href=\"%s%h\">", g.zBaseURL, zTarget);
    }else{
      zTerm = "";
    }
  }else if( zTarget[0]=='.' || zTarget[0]=='#' ){
    if( 1 /* g.okHistory */ ){
      blob_appendf(p->pOut, "<a href=\"%h\">", zTarget);
    }else{
      zTerm = "";
    }
  }else if( is_valid_uuid(zTarget) ){
    int isClosed;