77 lines
1.9 KiB
Nix
77 lines
1.9 KiB
Nix
{
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lib,
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stdenv,
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fetchurl,
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unzip,
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}:
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let
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platforms = {
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aarch64-linux = {
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folder = "aarch64";
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ld-linux = "ld-linux-aarch64.so.1";
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};
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armv7l-linux = {
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folder = "armv7";
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ld-linux = "ld-linux-armhf.so.3";
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};
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i686-linux = {
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folder = "i686";
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ld-linux = "ld-linux.so.2";
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};
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x86_64-darwin = {
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folder = ".";
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};
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x86_64-linux = {
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folder = "amd64";
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ld-linux = "ld-linux-x86-64.so.2";
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};
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};
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platform =
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platforms."${stdenv.hostPlatform.system}"
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or (throw "Unsupported system: ${stdenv.hostPlatform.system}");
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download =
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if stdenv.hostPlatform.isDarwin then
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{
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extension = "macos.zip";
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hash = "sha256-MnL6lH7q/BrACG4fFJNfnvoh0JClVeaJIlX+XIj2aG4=";
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}
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else
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{
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extension = "linux.tar.gz";
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hash = "sha256-rDi7pvDeKQM96GZTjDr6ZDQTGbaVu+OI77xf2egw6Sg=";
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};
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in
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stdenv.mkDerivation rec {
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pname = "pngout";
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version = "20200115";
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src = fetchurl {
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inherit (download) hash;
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url = "http://static.jonof.id.au/dl/kenutils/pngout-${version}-${download.extension}";
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};
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nativeBuildInputs = lib.optionals stdenv.hostPlatform.isDarwin [ unzip ];
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# pngout is code-signed on Darwin, so don’t alter the binary to avoid breaking the signature.
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dontFixup = stdenv.hostPlatform.isDarwin;
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installPhase =
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''
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mkdir -p $out/bin
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cp ${platform.folder}/pngout $out/bin
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''
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+ lib.optionalString stdenv.hostPlatform.isLinux ''
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patchelf --set-interpreter ${stdenv.cc.libc}/lib/${platform.ld-linux} $out/bin/pngout
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'';
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meta = {
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description = "Tool that aggressively optimizes the sizes of PNG images";
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sourceProvenance = with lib.sourceTypes; [ binaryNativeCode ];
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license = lib.licenses.unfreeRedistributable;
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homepage = "http://advsys.net/ken/utils.htm";
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platforms = lib.attrNames platforms;
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maintainers = [ lib.maintainers.sander ];
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mainProgram = "pngout";
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};
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}
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