added extra/libpng

extra/libpng/PKGBUILD

@@ -0,0 +1,49 @@
+# $Id$
+# Maintainer: Jan de Groot <jgc@archlinux.org>
+# Contributor: dorphell <dorphell@archlinux.org>
+# Contributor: Travis Willard <travis@archlinux.org>
+# Contributor: Douglas Soares de Andrade <douglas@archlinux.org>
+
+# ALARM: Kevin Mihelich <kevin@archlinuxarm.org>
+#  - added --enable-arm-neon=no to configure
+
+pkgname=libpng
+pkgver=1.6.5
+_apngver=1.6.3
+pkgrel=1
+pkgdesc="A collection of routines used to create PNG format graphics files"
+arch=('i686' 'x86_64')
+url="http://www.libpng.org/pub/png/libpng.html"
+license=('custom')
+depends=('zlib' 'sh')
+options=('!libtool')
+source=(http://downloads.sourceforge.net/sourceforge/$pkgname/$pkgname-$pkgver.tar.xz{,.asc}
+        http://downloads.sourceforge.net/sourceforge/libpng-apng/libpng-$_apngver-apng.patch.gz)
+md5sums=('dec292dd99b094cea03bdd7232f5a80c'
+         'SKIP'
+         '57007fc121baa2cdc48abcfb26300e78')
+
+prepare() {
+  cd $pkgname-$pkgver
+
+  # Add animated PNG (apng) support
+  # see http://sourceforge.net/projects/libpng-apng/
+  patch -Np1 -i ../libpng-$_apngver-apng.patch
+}
+
+build() {
+  cd $pkgname-$pkgver
+
+  ./configure --prefix=/usr --enable-arm-neon=no
+  make
+}
+
+package() {
+  cd $pkgname-$pkgver
+  make DESTDIR="$pkgdir" install
+
+  cd contrib/pngminus
+  make PNGLIB="-L$pkgdir/usr/lib -lpng" -f makefile.std png2pnm pnm2png
+  install -m755 png2pnm pnm2png "$pkgdir/usr/bin/"
+  install -D -m644 ../../LICENSE "$pkgdir/usr/share/licenses/$pkgname/LICENSE"
+}