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|
{ lib, python3, buildEnv, writeText, runCommandCC, stdenv, runCommand
, vapoursynth, makeWrapper, withPlugins }:
plugins: let
pythonEnvironment = python3.buildEnv.override {
extraLibs = plugins;
};
getRecursivePropagatedBuildInputs = pkgs: lib.flatten
(map
(pkg: let cleanPropagatedBuildInputs = lib.filter lib.isDerivation pkg.propagatedBuildInputs;
in cleanPropagatedBuildInputs ++ (getRecursivePropagatedBuildInputs cleanPropagatedBuildInputs))
pkgs);
deepPlugins = lib.unique (plugins ++ (getRecursivePropagatedBuildInputs plugins));
pluginsEnv = buildEnv {
name = "vapoursynth-plugins-env";
pathsToLink = [ "/lib/vapoursynth" ];
paths = deepPlugins;
};
pluginLoader = let
source = writeText "vapoursynth-nix-plugins.c" ''
void VSLoadPluginsNix(void (*load)(void *data, const char *path), void *data) {
${lib.concatMapStringsSep "" (path: "load(data, \"${path}/lib/vapoursynth\");") deepPlugins}
}
'';
in
runCommandCC "vapoursynth-plugin-loader" {
executable = true;
preferLocalBuild = true;
allowSubstitutes = false;
} ''
mkdir -p $out/lib
$CC -shared -fPIC ${source} -o "$out/lib/libvapoursynth-nix-plugins${ext}"
'';
ext = stdenv.hostPlatform.extensions.sharedLibrary;
in
runCommand "${vapoursynth.name}-with-plugins" {
nativeBuildInputs = [ makeWrapper ];
passthru = {
inherit python3;
inherit (vapoursynth) src version;
withPlugins = plugins': withPlugins (plugins ++ plugins');
};
} ''
mkdir -p \
$out/bin \
$out/lib/pkgconfig \
$out/lib/vapoursynth \
$out/${python3.sitePackages}
for textFile in \
lib/pkgconfig/vapoursynth{,-script}.pc \
lib/libvapoursynth.la \
lib/libvapoursynth-script.la \
${python3.sitePackages}/vapoursynth.la
do
substitute ${vapoursynth}/$textFile $out/$textFile \
--replace "${vapoursynth}" "$out"
done
for binaryPlugin in ${pluginsEnv}/lib/vapoursynth/*; do
ln -s $binaryPlugin $out/''${binaryPlugin#"${pluginsEnv}/"}
done
for pythonPlugin in ${pythonEnvironment}/${python3.sitePackages}/*; do
ln -s $pythonPlugin $out/''${pythonPlugin#"${pythonEnvironment}/"}
done
for binaryFile in \
lib/libvapoursynth${ext} \
lib/libvapoursynth-script${ext}.0.0.0
do
old_rpath=$(patchelf --print-rpath ${vapoursynth}/$binaryFile)
new_rpath="$old_rpath:$out/lib"
patchelf \
--set-rpath "$new_rpath" \
--output $out/$binaryFile \
${vapoursynth}/$binaryFile
patchelf \
--add-needed libvapoursynth-nix-plugins${ext} \
$out/$binaryFile
done
for binaryFile in \
${python3.sitePackages}/vapoursynth${ext} \
bin/.vspipe-wrapped
do
old_rpath=$(patchelf --print-rpath ${vapoursynth}/$binaryFile)
new_rpath="''${old_rpath//"${vapoursynth}"/"$out"}"
patchelf \
--set-rpath "$new_rpath" \
--output $out/$binaryFile \
${vapoursynth}/$binaryFile
done
ln -s \
${pluginLoader}/lib/libvapoursynth-nix-plugins${ext} \
$out/lib/libvapoursynth-nix-plugins${ext}
ln -s ${vapoursynth}/include $out/include
ln -s ${vapoursynth}/lib/vapoursynth/* $out/lib/vapoursynth
ln -s \
libvapoursynth-script${ext}.0.0.0 \
$out/lib/libvapoursynth-script${ext}
ln -s \
libvapoursynth-script${ext}.0.0.0 \
$out/lib/libvapoursynth-script${ext}.0
makeWrapper $out/bin/.vspipe-wrapped $out/bin/vspipe \
--prefix PYTHONPATH : $out/${python3.sitePackages}
''
|