To: vim-dev@vim.org
Subject: Patch 7.2.443
Fcc: outbox
From: Bram Moolenaar <Bram@moolenaar.net>
Mime-Version: 1.0
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------------
 
Patch 7.2.443 
Problem:    Using taglist() on a tag file with duplicate fields generates an 
            internal error. (Peter Odding) 
Solution:   Check for duplicate field names. 
Files:      src/eval.c, src/proto/eval.pro, src/tag.c 
 
 
*** ../vim-7.2.442/src/eval.c	2010-05-28 22:06:41.000000000 +0200
--- src/eval.c	2010-06-12 19:59:09.000000000 +0200
***************
*** 451,457 ****
  static void dictitem_remove __ARGS((dict_T *dict, dictitem_T *item));
  static dict_T *dict_copy __ARGS((dict_T *orig, int deep, int copyID));
  static long dict_len __ARGS((dict_T *d));
- static dictitem_T *dict_find __ARGS((dict_T *d, char_u *key, int len));
  static char_u *dict2string __ARGS((typval_T *tv, int copyID));
  static int get_dict_tv __ARGS((char_u **arg, typval_T *rettv, int evaluate));
  static char_u *echo_string __ARGS((typval_T *tv, char_u **tofree, char_u *numbuf, int copyID));
--- 451,456 ----
***************
*** 7012,7018 ****
   * If "len" is negative use strlen(key).
   * Returns NULL when not found.
   */
!     static dictitem_T *
  dict_find(d, key, len)
      dict_T	*d;
      char_u	*key;
--- 7011,7017 ----
   * If "len" is negative use strlen(key).
   * Returns NULL when not found.
   */
!     dictitem_T *
  dict_find(d, key, len)
      dict_T	*d;
      char_u	*key;
*** ../vim-7.2.442/src/proto/eval.pro	2010-01-19 15:51:29.000000000 +0100
--- src/proto/eval.pro	2010-06-12 19:59:13.000000000 +0200
***************
*** 56,61 ****
--- 56,62 ----
  void dictitem_free __ARGS((dictitem_T *item));
  int dict_add __ARGS((dict_T *d, dictitem_T *item));
  int dict_add_nr_str __ARGS((dict_T *d, char *key, long nr, char_u *str));
+ dictitem_T *dict_find __ARGS((dict_T *d, char_u *key, int len));
  char_u *get_dict_string __ARGS((dict_T *d, char_u *key, int save));
  long get_dict_number __ARGS((dict_T *d, char_u *key));
  char_u *get_function_name __ARGS((expand_T *xp, int idx));
*** ../vim-7.2.442/src/tag.c	2010-02-24 14:46:58.000000000 +0100
--- src/tag.c	2010-06-12 20:01:45.000000000 +0200
***************
*** 3771,3777 ****
  static int add_tag_field __ARGS((dict_T *dict, char *field_name, char_u *start, char_u *end));
  
  /*
!  * Add a tag field to the dictionary "dict"
   */
      static int
  add_tag_field(dict, field_name, start, end)
--- 3771,3778 ----
  static int add_tag_field __ARGS((dict_T *dict, char *field_name, char_u *start, char_u *end));
  
  /*
!  * Add a tag field to the dictionary "dict".
!  * Return OK or FAIL.
   */
      static int
  add_tag_field(dict, field_name, start, end)
***************
*** 3783,3788 ****
--- 3784,3800 ----
      char_u	buf[MAXPATHL];
      int		len = 0;
  
+     /* check that the field name doesn't exist yet */
+     if (dict_find(dict, (char_u *)field_name, -1) != NULL)
+     {
+ 	if (p_verbose > 0)
+ 	{
+ 	    verbose_enter();
+ 	    smsg((char_u *)_("Duplicate field name: %s"), field_name);
+ 	    verbose_leave();
+ 	}
+ 	return FAIL;
+     }
      if (start != NULL)
      {
  	if (end == NULL)
*** ../vim-7.2.442/src/version.c	2010-06-05 12:49:40.000000000 +0200
--- src/version.c	2010-06-12 20:05:27.000000000 +0200
***************
*** 683,684 ****
--- 683,686 ----
  {   /* Add new patch number below this line */
+ /**/
+     443,
  /**/
 
-- 
hundred-and-one symptoms of being an internet addict:
191. You rate eating establishments not by the quality of the food,
     but by the availability of electrical outlets for your PowerBook.
 
 /// Bram Moolenaar -- Bram@Moolenaar.net -- http://www.Moolenaar.net   \\\
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