tvl-depot/services/gemma/default.nix

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with import <nixpkgs> {};
stdenv.mkDerivation rec {
name = "gemma";
src = ./.;
# For the time being, Gemma can not be built because it requires an
# older version of Elm than what is available and Elm upgrade paths
# are painful.
broken = true;
buildInputs = with lispPackages; [
sbcl
quicklisp
hunchentoot
cl-json
local-time
elmPackages.elm
pkgconfig
];
# The build phase has three distinct things it needs to do:
#
# 1. "Compile" the Elm source into something useful to browsers.
#
# 2. Configure the Lisp part of the application to serve the compiled Elm
#
# 3. Build (and don't strip!) an executable out of the Lisp backend.
buildPhase = ''
mkdir -p $out/share/gemma $out/bin
mkdir .home && export HOME="$PWD/.home"
# Build Elm
cd frontend
elm-make --yes Main.elm --output $out/share/gemma/index.html
# Build Lisp
cd $src
quicklisp init
env GEMMA_BIN_TARGET=$out/bin/gemma sbcl --load build.lisp
'';
installPhase = "true";
# Stripping an SBCL executable removes the application, which is unfortunate.
dontStrip = true;
meta = with stdenv.lib; {
description = "Tool for tracking recurring tasks";
homepage = "https://github.com/tazjin/gemma";
license = licenses.gpl3;
};
}