shithub: freetype+ttf2subf

Download patch

ref: 56751532d3ebd1318742415ad5c7c2667754e60b
parent: 79e36baebba4532dff92ca1ca43c4dc2f779fd32
author: Werner Lemberg <[email protected]>
date: Mon Jun 25 06:58:20 EDT 2012 

[cff] Fix Savannah bug #36705.

Handle numbers like 2.001 correctly.

* src/cff/cffparse.c (cff_parse_real): Avoid negative values for
`shift'.

git/fs: mount .git/fs: mount/attach disallowed 
--- a/ChangeLog
+++ b/ChangeLog
@@ -1,3 +1,12 @@
+2012-06-25  Werner Lemberg  <[email protected]>
+
+	[cff] Fix Savannah bug #36705.
+
+	Handle numbers like 2.001 correctly.
+
+	* src/cff/cffparse.c (cff_parse_real): Avoid negative values for
+	`shift'.
+
 2012-06-18  Infinality  <[email protected]>
 
 	[truetype] Support subpixel hinting.
--- a/src/cff/cffparse.c
+++ b/src/cff/cffparse.c
@@ -4,7 +4,7 @@
 /*                                                                         */
 /*    CFF token stream parser (body)                                       */
 /*                                                                         */
-/*  Copyright 1996-2004, 2007-2011 by                                      */
+/*  Copyright 1996-2004, 2007-2012 by                                      */
 /*  David Turner, Robert Wilhelm, and Werner Lemberg.                      */
 /*                                                                         */
 /*  This file is part of the FreeType project, and may only be used,       */
@@ -286,15 +286,20 @@
 
             /* Make `scaling' as small as possible. */
             new_fraction_length = FT_MIN( exponent, 5 );
-            exponent           -= new_fraction_length;
             shift               = new_fraction_length - fraction_length;
 
-            number *= power_tens[shift];
-            if ( number > 0x7FFFL )
+            if ( shift > 0 )
             {
-              number   /= 10;
-              exponent += 1;
+              exponent -= new_fraction_length;
+              number   *= power_tens[shift];
+              if ( number > 0x7FFFL )
+              {
+                number   /= 10;
+                exponent += 1;
+              }
             }
+            else
+              exponent -= fraction_length;
           }
           else
             exponent -= fraction_length;