djvulibre: fix corrupt djvu output with Mavericks

clang+libcxx builds. patch from: https://sourceforge.net/p/djvu/djvulibre-git/ci/2c904e0cb8314c0d2314331e5ac1eaf65a7757b4/

Also, install doc/ & add test case installs some djvu-format files so we can run a functional test on the built binaries.

1 files changed, 31 insertions, 2 deletions

diff --git a/Library/Formula/djvulibre.rb b/Library/Formula/djvulibre.rb
index 8475d4ce9..9ca63e282 100644
--- a/Library/Formula/djvulibre.rb
+++ b/Library/Formula/djvulibre.rb
@@ -2,8 +2,19 @@ require 'formula'
 
 class Djvulibre < Formula
   homepage 'http://djvu.sourceforge.net/'
-  url 'http://ftp.de.debian.org/debian/pool/main/d/djvulibre/djvulibre_3.5.25.4.orig.tar.gz'
-  sha1 'c7044201703f30df0f1732c54c6544467412811d'
+
+  stable do
+    url 'http://ftp.de.debian.org/debian/pool/main/d/djvulibre/djvulibre_3.5.25.4.orig.tar.gz'
+    sha1 'c7044201703f30df0f1732c54c6544467412811d'
+    # Fixes 10.9 clang/libcxx:
+    # http://sourceforge.net/p/djvu/bugs/236/#ce5c/a7ca
+    # http://sourceforge.net/p/djvu/djvulibre-git/ci/2c904e/
+    patch :DATA
+  end
+
+  head do
+    url 'git://git.code.sf.net/p/djvu/djvulibre-git'
+  end
 
   depends_on 'jpeg'
   depends_on 'libtiff'
@@ -13,5 +24,23 @@ class Djvulibre < Formula
     system "./configure", "--prefix=#{prefix}", "--disable-desktopfiles"
     system "make"
     system "make install"
+    (share/'doc/djvu').install Dir['doc/*']
+  end
+
+  test do
+    %x[#{bin}/djvused -e n #{share}/doc/djvu/lizard2002.djvu].chomp == "2" #should show count of 2 pages
   end
 end
+
+__END__
+--- a/libdjvu/atomic.h
++++ b/libdjvu/atomic.h
+@@ -122,7 +122,7 @@
+   static inline int atomicDecrement(int volatile *var) {
+     int ov; __asm__ __volatile__ ("lock; xaddl %0, %1"
+          : "=r" (ov), "=m" (*var) : "0" (-1), "m" (*var) : "cc" );
+-    return ov + 1;
++    return ov - 1;
+   }
+   static inline int atomicExchange(int volatile *var, int nv) {
+     int ov; __asm__ __volatile__ ("xchgl %0, %1"