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{ stdenv, fetchFromGitHub, erlang, makeWrapper, coreutils, bash }:
stdenv.mkDerivation rec {
name = "lfe-${version}";
version = "1.1.1";
src = fetchFromGitHub {
owner = "rvirding";
repo = "lfe";
rev = version;
sha256 = "0w1vpjqj8ni43gi84i0mcml4gfaqhmmd9s46di37cngpdw86i3bz";
};
buildInputs = [ erlang makeWrapper ];
setupHook = ./setup-hook.sh;
# These installPhase tricks are based on Elixir's Makefile.
# TODO: Make, upload, and apply a patch.
installPhase = ''
local libdir=$out/lib/lfe
local ebindir=$libdir/ebin
local bindir=$libdir/bin
rm -Rf $ebindir
install -m755 -d $ebindir
install -m644 ebin/* $ebindir
install -m755 -d $bindir
for bin in bin/lfe{,c,doc,script}; do install -m755 $bin $bindir; done
install -m755 -d $out/bin
for file in $bindir/*; do ln -sf $file $out/bin/; done
'';
# Thanks again, Elixir.
postFixup = ''
# LFE binaries are shell scripts which run erl and lfe.
# Add some stuff to PATH so the scripts can run without problems.
for f in $out/bin/*; do
wrapProgram $f \
--prefix PATH ":" "${erlang}/bin:${coreutils}/bin:${bash}/bin:$out/bin"
substituteInPlace $f --replace "/usr/bin/env" "${coreutils}/bin/env"
done
'';
meta = with stdenv.lib; {
description = "The best of Erlang and of Lisp; at the same time!";
longDescription = ''
LFE, Lisp Flavoured Erlang, is a lisp syntax front-end to the Erlang
compiler. Code produced with it is compatible with "normal" Erlang
code. An LFE evaluator and shell is also included.
'';
homepage = "http://lfe.io";
downloadPage = "https://github.com/rvirding/lfe/releases";
license = licenses.asl20;
maintainers = with maintainers; [ yurrriq ];
platforms = platforms.unix;
};
}
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