nixpkgs/pkgs/tools/graphics/optipng/default.nix
2018-01-28 19:59:42 +01:00

44 lines
1.0 KiB
Nix

{ stdenv, fetchurl, libpng, static ? false
, buildPlatform, hostPlatform
}:
# This package comes with its own copy of zlib, libpng and pngxtern
with stdenv.lib;
stdenv.mkDerivation rec {
name = "optipng-0.7.7";
src = fetchurl {
url = "mirror://sourceforge/optipng/${name}.tar.gz";
sha256 = "0lj4clb851fzpaq446wgj0sfy922zs5l5misbpwv6w7qrqrz4cjg";
};
buildInputs = [ libpng ];
LDFLAGS = optional static "-static";
# Workaround for crash in cexcept.h. See
# https://github.com/NixOS/nixpkgs/issues/28106
preConfigure = ''
export LD=$CC
'';
configureFlags = [
"--with-system-zlib"
"--with-system-libpng"
] ++ stdenv.lib.optionals (hostPlatform != buildPlatform) [
#"-prefix=$out"
];
postInstall = if hostPlatform != buildPlatform && hostPlatform.isWindows then ''
mv "$out"/bin/optipng{,.exe}
'' else null;
meta = with stdenv.lib; {
homepage = http://optipng.sourceforge.net/;
description = "A PNG optimizer";
license = licenses.zlib;
platforms = platforms.unix;
};
}