99 lines
3.2 KiB
Nix
99 lines
3.2 KiB
Nix
{ lib, stdenv, fetchFromGitHub, makeDesktopItem, copyDesktopItems, makeWrapper
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, jre, maven, git
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}:
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let
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pkgDescription = "A digital logic designer and circuit simulator.";
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version = "0.29";
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buildDate = "2022-02-11T18:10:34+01:00"; # v0.29 commit date
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desktopItem = makeDesktopItem {
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type = "Application";
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name = "Digital";
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desktopName = pkgDescription;
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comment = "Easy-to-use digital logic designer and circuit simulator";
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exec = "digital";
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icon = "digital";
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categories = [ "Education" "Electronics" ];
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mimeTypes = [ "text/x-digital" ];
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terminal = false;
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keywords = [ "simulator" "digital" "circuits" ];
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};
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# Use the "no-git-rev" maven profile, which deactivates the plugin that
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# inspect the .git folder to find the version number we are building, we then
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# provide that version number manually as a property.
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# (see https://github.com/hneemann/Digital/issues/289#issuecomment-513721481)
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mvnOptions = "-Pno-git-rev -Dgit.commit.id.describe=${version} -Dproject.build.outputTimestamp=${buildDate}";
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in
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stdenv.mkDerivation rec {
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pname = "digital";
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inherit version jre;
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src = fetchFromGitHub {
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owner = "hneemann";
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repo = "Digital";
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rev = "287dd939d6f2d4d02c0d883c6178c3425c28d39c";
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sha256 = "o5gaExUTTbk6WgQVw7/IeXhpNkj1BLkwD752snQqjIg=";
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};
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# Use fixed dates in the pom.xml and upgrade the jar and assembly plugins to
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# a version where they support reproducible builds
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patches = [ ./pom.xml.patch ];
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# Fetching maven dependencies from "central" needs the network at build phase,
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# we do that in this extra derivation that explicitely specifies its
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# outputHash to ensure determinism.
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mavenDeps = stdenv.mkDerivation {
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name = "${pname}-${version}-maven-deps";
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inherit src nativeBuildInputs version patches postPatch;
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dontFixup = true;
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buildPhase = ''
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mvn package ${mvnOptions} -Dmaven.repo.local=$out
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'';
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# keep only *.{pom,jar,sha1,nbm} and delete all ephemeral files with
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# lastModified timestamps inside
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installPhase = ''
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find $out -type f \
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-name \*.lastUpdated -or \
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-name resolver-status.properties -or \
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-name _remote.repositories \
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-delete
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'';
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outputHashAlgo = "sha256";
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outputHashMode = "recursive";
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outputHash = "X5ppGUVwNQrMnjzD4Kin1Xmt4O3x+qr7jK4jr6E8tCI=";
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};
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nativeBuildInputs = [ copyDesktopItems maven makeWrapper ];
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postPatch = ''
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substituteInPlace pom.xml --subst-var-by buildDate "${buildDate}"
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'';
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buildPhase = ''
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mvn package --offline ${mvnOptions} -Dmaven.repo.local=${mavenDeps}
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'';
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installPhase = ''
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mkdir -p $out/bin
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mkdir -p $out/share/java
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classpath=$(find ${mavenDeps} -name "*.jar" -printf ':%h/%f');
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install -Dm644 target/Digital.jar $out/share/java
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makeWrapper ${jre}/bin/java $out/bin/${pname} \
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--add-flags "-classpath $out/share/java/${pname}-${version}.jar:''${classpath#:}" \
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--add-flags "-jar $out/share/java/Digital.jar"
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'';
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desktopItems = [ desktopItem ];
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meta = with lib; {
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homepage = "https://github.com/hneemann/Digital";
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description = pkgDescription;
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license = licenses.gpl3Only;
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platforms = [ "x86_64-linux" "x86_64-darwin" ];
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maintainers = with maintainers; [ Dettorer ];
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};
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}
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