c4519cf8a6
* lua: add withPackages function First step towards more automation similar to the haskell backend. Follow up of https://github.com/NixOS/nixpkgs/pull/33903
54 lines
1.5 KiB
Nix
54 lines
1.5 KiB
Nix
{ lua, writeText, toLuaModule }:
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{ buildInputs ? [], disabled ? false, ... } @ attrs:
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if disabled then
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throw "${attrs.name} not supported by interpreter lua-${lua.luaversion}"
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else
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toLuaModule( lua.stdenv.mkDerivation (
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{
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makeFlags = [
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"PREFIX=$(out)"
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"LUA_LIBDIR=$(out)/lib/lua/${lua.luaversion}"
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"LUA_INC=-I${lua}/include"
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];
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}
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//
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attrs
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//
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{
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name = "lua${lua.luaversion}-" + attrs.name;
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buildInputs = buildInputs ++ [ lua ];
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setupHook = writeText "setup-hook.sh" ''
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# check for lua/clua modules and don't add duplicates
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addLuaLibPath() {
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local package_path="$1/share/lua/${lua.luaversion}"
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if [[ ! -d $package_path ]]; then return; fi
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if [[ $LUA_PATH = *"$package_path"* ]]; then return; fi
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if [[ -z $LUA_PATH ]]; then
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export LUA_PATH="$package_path/?.lua;$package_path/?/init.lua"
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else
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export LUA_PATH="$LUA_PATH;$package_path/?.lua;$package_path/?/init.lua"
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fi
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}
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addLuaLibCPath() {
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local package_cpath="$1/lib/lua/${lua.luaversion}"
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if [[ ! -d $package_cpath ]]; then return; fi
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if [[ $LUA_CPATH = *"$package_cpath"* ]]; then return; fi
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if [[ -z $LUA_CPATH ]]; then
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export LUA_CPATH="$package_cpath/?.so"
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else
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export LUA_CPATH="$LUA_CPATH;$package_cpath/?.so"
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fi
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}
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addEnvHooks "$hostOffset" addLuaLibPath
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addEnvHooks "$hostOffset" addLuaLibCPath
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'';
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}
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) )
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