bscpkgs/bsc/garlic/argv.nix
2020-08-18 18:28:30 +02:00

32 lines
514 B
Nix

{
stdenv
, bash
}:
{
app
, env ? ""
, argv # bash array as string, example: argv=''(-f "file with spaces" -t 10)''
, program ? "bin/run"
}:
stdenv.mkDerivation {
inherit argv;
name = "${app.name}-argv";
preferLocalBuild = true;
phases = [ "installPhase" ];
installPhase = ''
mkdir -p $out/bin
cat > $out/bin/run <<EOF
#!${bash}/bin/bash
# Requires /nix to use bash
${env}
argv=${argv}
exec ${app}/${program} \''${argv[@]}
EOF
chmod +x $out/bin/run
'';
}