zsnes rebuild against libpng15

zsnes/PKGBUILD

@@ -1,50 +1,51 @@
 # Lib32 Packages for Chakra, part of chakra-project.org
-#
 # maintainer (x86_64): Giuseppe Calà <jiveaxe@gmail.com>
 # maintainer (x86_64): Anke Boersma <abveritas[at]chakra-project[dot]org>
+# Contributions from Arch: https://projects.archlinux.org/svntogit/community.git/tree/trunk?h=packages/zsnes
 
 pkgname=zsnes
 pkgver=1.51
-pkgrel=2
+pkgrel=4
 pkgdesc="Super Nintendo emulator"
 url="http://www.zsnes.com/"
 arch=('i686' 'x86_64')
 license=('GPL')
-
-if [ $CARCH == "x86_64" ]; then
-	depends=('gcc-libs-multilib' 'lib32-sdl' 'lib32-libpng>=1.4.0' 'lib32-libgl' 'lib32-ncurses' 'lib32-mesa')
-	makedepends=('nasm' 'gcc-multilib')
-else
-	depends=('gcc-libs' 'sdl' 'libpng>=1.4.0' 'libgl' 'ncurses' 'mesa')
-	makedepends=('nasm' 'gcc')
-fi
-
+depends=('gcc-libs-multilib' 'lib32-sdl' 'lib32-libpng' 'lib32-libgl' 'lib32-ncurses' 'lib32-mesa')
+makedepends=('nasm' 'gcc-multilib')
 source=(http://downloads.sourceforge.net/${pkgname}/zsnes151src.tar.bz2
 	zsnes.patch
 	zsnes.desktop
-	zsnes_icon.png)
+	zsnes_icon.png
+	gcc47-fix.patch
+	libpng15.patch)
 md5sums=('7071186bf80632ae88a153239498d8c9'
 	'3af40c7d674ebfce1bb1ab6b7e9a8fe4'
 	'b100b2aa342c551167d7c5dcdcde9dd4'
-	'b5260c02adfc3b7ff725041214b00bfd')
+	'b5260c02adfc3b7ff725041214b00bfd'
+	'951a54e05e4436fe1114308e4466ad74'
+	'd9a9956bf8b709eaccb0f68132b8693a')
 
 build() {
   cd ${srcdir}/${pkgname}_1_51/
-  patch -p1 -i ../zsnes.patch || return 1
-  
+  patch -p1 -i ../zsnes.patch
+  patch -p1 -i ../gcc47-fix.patch
+  patch -p0 -i ../libpng15.patch
+
   cd ${srcdir}/${pkgname}_1_51/src
-if [ $CARCH == "x86_64" ]; then
   export CC="gcc -m32"
   export CXX="g++ -m32"
-fi
   ./autogen.sh --prefix=/usr \
     x_libraries=/usr/lib \
     force_arch=i686 \
     --enable-release
-  
-  make || return 1
+
+  make
+}
+
+package() {
+  cd ${srcdir}/${pkgname}_1_51/src
   make DESTDIR=${pkgdir} install
-  
+
   # adding --mandir= to autoconf line fails
   install -dm755 ${pkgdir}/usr/share
 

zsnes/gcc47-fix.patch

@@ -0,0 +1,10 @@
+ --- /src/tools/depbuild.cpp	2012-05-27 23:33:13.681858365 +0300
++++ /src/tools/depbuild.cpp	2012-05-27 23:36:37.105674828 +0300
+@@ -28,6 +28,7 @@
+
+ #include "fileutil.h"
+ #include "strutil.h"
++#include "unistd.h"
+
+ string cc;
+ string nasm;

zsnes/libpng15.patch

@@ -0,0 +1,12 @@
+Use existing png_set_IHDR() and stop accessing PNG structure members directly
+
+--- src/zip/zpng.c
++++ src/zip/zpng.c
+@@ -129,7 +129,6 @@
+         png_set_IHDR(png_ptr, info_ptr, width, height, 8,
+                      PNG_COLOR_TYPE_RGB, PNG_INTERLACE_NONE,
+                      PNG_COMPRESSION_TYPE_DEFAULT, PNG_FILTER_TYPE_DEFAULT);
+-        info_ptr->color_type = PNG_COLOR_TYPE_RGB;
+
+         //Allocate an array of scanline pointers
+         row_pointers = (png_bytep*)malloc(height*sizeof(png_bytep));