tjh.dev
1{ stdenv, fetchFromGitLab, buildEnv, makeWrapper, lua, luajit, readline
2, useLuaJit ? false
3, extraLibraries ? []
4}:
5
6let
7 version = "0.7.2";
8 # Build a sort of "union package" with all the native dependencies we
9 # have: Lua (or LuaJIT), readline, etc. Then, we can depend on this
10 # and refer to ${urn-rt} instead of ${lua}, ${readline}, etc.
11 urn-rt = buildEnv {
12 name = "urn-rt-${version}";
13 ignoreCollisions = true;
14 paths = if useLuaJit then
15 [ luajit readline ]
16 else
17 [ lua ];
18 };
19
20 inherit (stdenv.lib) optionalString concatMapStringsSep;
21in
22
23stdenv.mkDerivation {
24 name = "urn-${optionalString (extraLibraries != []) "with-libraries-"}${version}";
25
26 src = fetchFromGitLab {
27 owner = "urn";
28 repo = "urn";
29 rev = "v${version}";
30 sha256 = "0nclr3d8ap0y5cg36i7g4ggdqci6m5q27y9f26b57km8p266kcpy";
31 };
32
33 buildInputs = [ makeWrapper ];
34 # Any packages that depend on the compiler have a transitive
35 # dependency on the Urn runtime support.
36 propagatedBuildInputs = [ urn-rt ];
37
38 makeFlags = ["-B"];
39
40 installPhase = ''
41 mkdir -p $out/bin $out/lib
42 install -m 0755 bin/urn.lua $out/bin/urn
43 cp -r lib $out/lib/urn
44 wrapProgram $out/bin/urn \
45 --add-flags "-i $out/lib/urn --prelude $out/lib/urn/prelude.lisp" \
46 --add-flags "${concatMapStringsSep " " (x: "-i ${x.libraryPath}") extraLibraries}" \
47 --prefix PATH : ${urn-rt}/bin/ \
48 --prefix LD_LIBRARY_PATH : ${urn-rt}/lib/
49 '';
50
51 meta = with stdenv.lib; {
52 homepage = https://urn-lang.com;
53 description = "Yet another Lisp variant which compiles to Lua";
54 license = licenses.bsd3;
55 maintainers = with maintainers; [ CrazedProgrammer ];
56 };
57
58 passthru = {
59 inherit urn-rt;
60 };
61}