nixpkgs/pkgs/development/interpreters/lua-5/wrapper.nix
Matthieu Coudron 2ba891788b Lua generate nix packages from luarocks (#54978)
* lua: generate packages from luarocks

* luarocks-nix: update

* removed packages already available in nixpkgs

* adressing reviews

update script can now accept another csv file as input with -c

* Remove obsolete comment
2019-02-04 11:30:58 +00:00

74 lines
2 KiB
Nix

{ stdenv, lua, buildEnv, makeWrapper
, extraLibs ? []
, extraOutputsToInstall ? []
, postBuild ? ""
, ignoreCollisions ? false
, lib
, requiredLuaModules
, makeWrapperArgs ? []
}:
# Create a lua executable that knows about additional packages.
let
env = let
paths = requiredLuaModules (extraLibs ++ [ lua ] );
in buildEnv {
name = "${lua.name}-env";
inherit paths;
inherit ignoreCollisions;
extraOutputsToInstall = [ "out" ] ++ extraOutputsToInstall;
# we create wrapper for the binaries in the different packages
postBuild = ''
. "${makeWrapper}/nix-support/setup-hook"
# get access to lua functions
. ${lua}/nix-support/setup-hook
if [ -L "$out/bin" ]; then
unlink "$out/bin"
fi
mkdir -p "$out/bin"
addToLuaPath "$out"
# take every binary from lua packages and put them into the env
for path in ${stdenv.lib.concatStringsSep " " paths}; do
nix_debug "looking for binaries in path = $path"
if [ -d "$path/bin" ]; then
cd "$path/bin"
for prg in *; do
if [ -f "$prg" ]; then
rm -f "$out/bin/$prg"
if [ -x "$prg" ]; then
nix_debug "Making wrapper $prg"
makeWrapper "$path/bin/$prg" "$out/bin/$prg" --suffix LUA_PATH ';' "$NIX_LUA_PATH" --suffix LUA_CPATH ';' "$NIX_LUA_CPATH" ${stdenv.lib.concatStringsSep " " makeWrapperArgs}
fi
fi
done
fi
done
'' + postBuild;
inherit (lua) meta;
passthru = lua.passthru // {
interpreter = "${env}/bin/lua";
inherit lua;
env = stdenv.mkDerivation {
name = "interactive-${lua.name}-environment";
nativeBuildInputs = [ env ];
buildCommand = ''
echo >&2 ""
echo >&2 "*** lua 'env' attributes are intended for interactive nix-shell sessions, not for building! ***"
echo >&2 ""
exit 1
'';
};
};
};
in env