From 41ef5a5180e3aec90e7c5e5d33ececba5bbca1fb Mon Sep 17 00:00:00 2001
From: Tim Waugh <twaugh@redhat.com>
Date: Tue, 18 Jun 2013 16:10:57 +0100
Subject: [PATCH] Upstream patch from bug #690692 to handle strange fonts (bug
 #969660).

Resolves: rhbz#969660
---
 ghostscript-strange-fonts.patch | 61 +++++++++++++++++++++++++++++++++
 ghostscript.spec                |  9 ++++-
 2 files changed, 69 insertions(+), 1 deletion(-)
 create mode 100644 ghostscript-strange-fonts.patch

diff --git a/ghostscript-strange-fonts.patch b/ghostscript-strange-fonts.patch
new file mode 100644
index 0000000..742177a
--- /dev/null
+++ b/ghostscript-strange-fonts.patch
@@ -0,0 +1,61 @@
+diff -up ghostscript-9.07/Resource/Init/gs_ttf.ps.strange-fonts ghostscript-9.07/Resource/Init/gs_ttf.ps
+--- ghostscript-9.07/Resource/Init/gs_ttf.ps.strange-fonts	2013-02-14 07:58:16.000000000 +0000
++++ ghostscript-9.07/Resource/Init/gs_ttf.ps	2013-06-18 16:09:49.904150294 +0100
+@@ -41,21 +41,17 @@
+ % Closes the file in either case.
+ /.findnonttfontvalue /.findfontvalue load def
+ /.findfontvalue {
+-  1 index read {
+-    2 index 1 index unread
+-    % beginning with binary 0 or 't' (TrueType), or 'O' (OpenType)
+-    dup 0 eq 1 index (O) 0 get eq or exch (t) 0 get eq or {
++  1 index .is_ttf_or_otf {
+                 % If this is a font at all, it's a TrueType font.
+       dup /FontType eq {
+         pop closefile 42 //true
+       } {
+         dup /FontName eq { pop .findttfontname } { pop closefile //false } ifelse
+       } ifelse
+-    } {
++  } {
+                 % Not a TrueType font.
+       .findnonttfontvalue
+-    } ifelse
+-  } { pop closefile //false } ifelse
++  } ifelse
+ } bind def
+ 
+ % <file> .findttfontname <fname> true
+@@ -65,7 +61,9 @@
+   //true 0 .loadttfonttables
+   tabdict /name .knownget {
+     dup 8 getu32 f exch setfileposition
+-    12 getu32 string f exch readstring pop
++    12 getu32
++    dup 65535 gt { pop 65535 } if % protect against extremely large name
++    string f exch readstring pop
+     dup
+     6 findname not {
+       4 findname	% Try FullName
+@@ -82,6 +80,7 @@
+ % Load a font file that might be a TrueType font.
+ 
+ /tt_tag_dict << <00010000> 0 (true) 0 (typ1) 0 (ttcf) 0 >> readonly def
++/ttf_otf_tag_dict << <00010000> 0 (true) 0 (typ1) 0 (ttcf) 0 (OTTO) 0>> readonly def
+ 
+ % <file> .loadfontfile -
+ /.loadnonttfontfile /.loadfontfile load def
+@@ -95,7 +94,13 @@
+   } ifelse
+ } bind def
+ 
++% <file> .istruetypefont <bool>
++/.is_ttf_or_otf {
++    dup 0 setfileposition (1234) .peekstring { //ttf_otf_tag_dict exch known } { //false } ifelse
++} bind def
++
+ currentdict /tt_tag_dict .undef
++currentdict /ttf_otf_tag_dict .undef
+ 
+ % ---------------- Automatic Type 42 generation ---------------- %
+ 
diff --git a/ghostscript.spec b/ghostscript.spec
index 89d0768..5f222d9 100644
--- a/ghostscript.spec
+++ b/ghostscript.spec
@@ -5,7 +5,7 @@ Summary: A PostScript interpreter and renderer
 Name: ghostscript
 Version: %{gs_ver}
 
-Release: 5%{?dist}
+Release: 6%{?dist}
 
 # Included CMap data is Redistributable, no modification permitted,
 # see http://bugzilla.redhat.com/487510
@@ -27,6 +27,7 @@ Patch27: ghostscript-Fontmap.local.patch
 Patch28: ghostscript-iccprofiles-initdir.patch
 Patch29: ghostscript-gdevcups-debug-uninit.patch
 Patch30: ghostscript-pdfwrite-segfault.patch
+Patch31: ghostscript-strange-fonts.patch
 
 Requires: urw-fonts >= 1.1, ghostscript-fonts
 Requires: poppler-data
@@ -143,6 +144,9 @@ rm -rf expat freetype icclib jasper jpeg lcms2 libpng openjpeg zlib cups/libs
 # Upstream patch to fix pdfwrite segfault (bug #962120).
 %patch30 -p1 -b .pdfwrite-segfault
 
+# Upstream patch from bug #690692 to handle strange fonts (bug #969660).
+%patch31 -p1 -b .strange-fonts
+
 # Convert manual pages to UTF-8
 from8859_1() {
         iconv -f iso-8859-1 -t utf-8 < "$1" > "${1}_"
@@ -339,6 +343,9 @@ rm -rf $RPM_BUILD_ROOT
 %{_libdir}/libgs.so
 
 %changelog
+* Tue Jun 18 2013 Tim Waugh <twaugh@redhat.com> 9.06-6
+- Upstream patch from bug #690692 to handle strange fonts (bug #969660).
+
 * Thu May 16 2013 Tim Waugh <twaugh@redhat.com> 9.06-5
 - Upstream patch to fix pdfwrite segfault (bug #962120).