nixpkgs/pkgs/tools/graphics/briss/default.nix

# The releases of this project are apparently precompiled to .jar files.

{ stdenv, fetchurl, jre, runtimeShell }:

let

  version = "0.9";
  sha256 = "45dd668a9ceb9cd59529a9fefe422a002ee1554a61be07e6fc8b3baf33d733d9";

in stdenv.mkDerivation {
  name = "briss-${version}";
  src = fetchurl {
    url = "mirror://sourceforge/briss/briss-${version}.tar.gz";
    inherit sha256;
  };

  installPhase = ''
    mkdir -p "$out/bin";
    mkdir -p "$out/share";
    install -D -m444 -t "$out/share" *.jar
    echo "#!${runtimeShell}" > "$out/bin/briss"
    echo "${jre}/bin/java -Xms128m -Xmx1024m -cp \"$out/share/\" -jar \"$out/share/briss-${version}.jar\"" >> "$out/bin/briss"
    chmod +x "$out/bin/briss"
  '';

  meta = {
    homepage = https://sourceforge.net/projects/briss/;
    description = "Java application for cropping PDF files";
    license = stdenv.lib.licenses.gpl3;
    platforms = stdenv.lib.platforms.unix;
  };
}