From http://www.jwz.org/xscreensaver/xscreensaver-5.22.tar.gz

[xscreensaver] / hacks / glx / texfont.c

diff --git a/hacks/glx/texfont.c b/hacks/glx/texfont.c
index f58755d1ab3833d7a0cd9b35d9fbb1cc45c4a396..2305a937769d1a9e637147ee156af168e5b2bc76 100644 (file)
--- a/hacks/glx/texfont.c
+++ b/hacks/glx/texfont.c
@@ -1,4 +1,4 @@
-/* texfonts, Copyright (c) 2005-2012 Jamie Zawinski <jwz@jwz.org>
+/* texfonts, Copyright (c) 2005-2013 Jamie Zawinski <jwz@jwz.org>
  * Loads X11 fonts into textures for use with OpenGL.
  *
  * Permission to use, copy, modify, distribute, and sell this software and its
@@ -440,7 +440,8 @@ print_texture_string (texture_font_data *data, const char *string)
         }
       else if (c == '\t')
         {
-          x = ((x + tabs) / tabs) * tabs;  /* tab to tab stop */
+          if (tabs)
+            x = ((x + tabs) / tabs) * tabs;  /* tab to tab stop */
         }
 # ifdef DO_SUBSCRIPTS
       else if (c == '[' && (isdigit (string[i+1])))