[Emacs-diffs] emacs/src charset.c

[Kenichi Handa]

CVSROOT:        /cvsroot/emacs
Module name:    emacs
Changes by:     Kenichi Handa <handa>   09/04/09 03:47:31

Modified files:
        src            : charset.c 

Log message:
        (map_charset_chars): For a charset of `superset'
        method, fix calculation of code range.

CVSWeb URLs:
http://cvs.savannah.gnu.org/viewcvs/emacs/src/charset.c?cvsroot=emacs&r1=1.173&r2=1.174

Patches:
Index: charset.c
===================================================================
RCS file: /cvsroot/emacs/emacs/src/charset.c,v
retrieving revision 1.173
retrieving revision 1.174
diff -u -b -r1.173 -r1.174
--- charset.c   30 Mar 2009 15:38:57 -0000      1.173
+++ charset.c   9 Apr 2009 03:47:31 -0000       1.174
@@ -809,8 +809,8 @@
 
          charset = CHARSET_FROM_ID (XFASTINT (XCAR (XCAR (parents))));
          offset = XINT (XCDR (XCAR (parents)));
-         this_from = from - offset;
-         this_to = to - offset;
+         this_from = from > offset ? from - offset : 0;
+         this_to = to > offset ? to - offset : 0;
          if (this_from < CHARSET_MIN_CODE (charset))
            this_from = CHARSET_MIN_CODE (charset);
          if (this_to > CHARSET_MAX_CODE (charset))