nixpkgs/pkgs/applications/networking/irc/weechat/wrapper.nix
2019-01-31 14:36:16 -05:00

81 lines
2.5 KiB
Nix

{ stdenv, lib, runCommand, writeScriptBin, buildEnv
, pythonPackages, perlPackages
}:
weechat:
let
wrapper = {
configure ? { availablePlugins, ... }: { plugins = builtins.attrValues availablePlugins; }
}:
let
perlInterpreter = perlPackages.perl;
availablePlugins = let
simplePlugin = name: {pluginFile = "${weechat.${name}}/lib/weechat/plugins/${name}.so";};
in rec {
python = {
pluginFile = "${weechat.python}/lib/weechat/plugins/python.so";
withPackages = pkgsFun: (python // {
extraEnv = ''
export PYTHONHOME="${pythonPackages.python.withPackages pkgsFun}"
'';
});
};
perl = (simplePlugin "perl") // {
extraEnv = ''
export PATH="${perlInterpreter}/bin:$PATH"
'';
withPackages = pkgsFun: (perl // {
extraEnv = ''
${perl.extraEnv}
export PERL5LIB=${perlPackages.makeFullPerlPath (pkgsFun perlPackages)}
'';
});
};
tcl = simplePlugin "tcl";
ruby = simplePlugin "ruby";
guile = simplePlugin "guile";
lua = simplePlugin "lua";
};
config = configure { inherit availablePlugins; };
plugins = config.plugins or (builtins.attrValues availablePlugins);
pluginsDir = runCommand "weechat-plugins" {} ''
mkdir -p $out/plugins
for plugin in ${lib.concatMapStringsSep " " (p: p.pluginFile) plugins} ; do
ln -s $plugin $out/plugins
done
'';
init = let
init = builtins.replaceStrings [ "\n" ] [ ";" ] (config.init or "");
mkScript = drv: lib.flip map drv.scripts (script: "/script load ${drv}/share/${script}");
scripts = builtins.concatStringsSep ";" (lib.foldl (scripts: drv: scripts ++ mkScript drv)
[ ] (config.scripts or []));
in "${scripts};${init}";
mkWeechat = bin: (writeScriptBin bin ''
#!${stdenv.shell}
export WEECHAT_EXTRA_LIBDIR=${pluginsDir}
${lib.concatMapStringsSep "\n" (p: lib.optionalString (p ? extraEnv) p.extraEnv) plugins}
exec ${weechat}/bin/${bin} "$@" --run-command ${lib.escapeShellArg init}
'') // {
inherit (weechat) name;
unwrapped = weechat;
};
in buildEnv {
name = "weechat-bin-env-${weechat.version}";
paths = [
(mkWeechat "weechat")
(mkWeechat "weechat-headless")
];
meta = builtins.removeAttrs weechat.meta [ "outputsToInstall" ];
};
in lib.makeOverridable wrapper