[gs-cvs] rev 8797 - trunk/gs/src

[leonardo at ghostscript.com]

Author: leonardo
Date: 2008-06-21 07:06:00 -0700 (Sat, 21 Jun 2008)
New Revision: 8797

Modified:
   trunk/gs/src/ttobjs.c
Log:
Fix (TT interpreter) : A work around a wrong maxPoints.

DETAILS :

Bug 689907 "problem reading PDF: Failed to interpret TT instructions in font 80000001".

The test csae embeds a TT font subset with an incorrect maxPoints.
This is a simple work around that.
 
EXPECTED DIFFERENCES :

None.


Modified: trunk/gs/src/ttobjs.c
===================================================================
--- trunk/gs/src/ttobjs.c	2008-06-16 16:12:37 UTC (rev 8796)
+++ trunk/gs/src/ttobjs.c	2008-06-21 14:06:00 UTC (rev 8797)
@@ -306,6 +306,8 @@
 
    n_points        = face->maxPoints + 2;
    n_twilight      = maxp->maxTwilightPoints;
+   if (n_points < 100)
+       n_points = 100; /* Bug 689907 */
 
    if ( ALLOC_ARRAY( exec->callStack, exec->callSize, callSize, TCallRecord ) ||
         /* reserve interpreter call stack */