nixpkgs/pkgs/applications/audio/ladspa-plugins/ladspah.nix

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{ stdenv, fetchurl, builderDefs }:
let
src = fetchurl {
url = http://www.ladspa.org/ladspa_sdk/ladspa.h.txt;
sha256 = "1b908csn85ng9sz5s5d1mqk711cmawain2z8px2ajngihdrynb67";
};
in
let localDefs = builderDefs.passthru.function {
buildInputs = [];
inherit src;
};
in with localDefs;
let
copyFile = fullDepEntry ("
ensureDir \$out/include
cp ${src} \$out/include/ladspa.h
") [minInit defEnsureDir];
in
stdenv.mkDerivation {
name = "ladspa.h";
builder = writeScript "ladspa.h-builder"
(textClosure localDefs [copyFile]);
meta = {
description = "LADSPA format audio plugins";
inherit src;
};
}