[5425] find_diff: increment position in loop as intended

[karl]

Revision: 5425
          http://svn.sv.gnu.org/viewvc/?view=rev&root=texinfo&revision=5425
Author:   karl
Date:     2014-03-29 14:31:48 +0000 (Sat, 29 Mar 2014)
Log Message:
-----------
find_diff: increment position in loop as intended

Modified Paths:
--------------
    trunk/ChangeLog
    trunk/info/display.c

Modified: trunk/ChangeLog
===================================================================
--- trunk/ChangeLog     2014-03-22 16:57:14 UTC (rev 5424)
+++ trunk/ChangeLog     2014-03-29 14:31:48 UTC (rev 5425)
@@ -1,3 +1,8 @@
+2014-03-29  Gavin Smith  <address@hidden>
+
+       * info/display.c (find_diff): increment i in the loop so we
+       actually return the intended value.
+
 2014-03-22  Karl Berry  <address@hidden>
 
        * doc/texinfo.texi (Info Format Tag Table): ^? not ^_, etc.

Modified: trunk/info/display.c
===================================================================
--- trunk/info/display.c        2014-03-22 16:57:14 UTC (rev 5424)
+++ trunk/info/display.c        2014-03-29 14:31:48 UTC (rev 5425)
@@ -1,7 +1,7 @@
 /* display.c -- How to display Info windows.
    $Id$
 
-   Copyright 1993, 1997, 2003, 2004, 2006, 2007, 2008, 2012, 2013
+   Copyright 1993, 1997, 2003, 2004, 2006, 2007, 2008, 2012, 2013, 2014
    Free Software Foundation, Inc.
 
    This program is free software: you can redistribute it and/or modify
@@ -97,12 +97,12 @@
 find_diff (const char *a, size_t alen, const char *b, size_t blen, int *ppos)
 {
   mbi_iterator_t itra, itrb;
-  int i = 0;
+  int i;
   int pos = 0;
   
   for (i = 0, mbi_init (itra, a, alen), mbi_init (itrb, b, blen);
        mbi_avail (itra) && mbi_avail (itrb);
-       mbi_advance (itra), mbi_advance (itrb))
+       i++, mbi_advance (itra), mbi_advance (itrb))
     {
       if (mb_cmp (mbi_cur (itra), mbi_cur (itrb)))
        break;