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nix-scripts/artiq/pkgs/artiq-timestamp.nix

15 lines
346 B
Nix

{ stdenv, git, fetchgit }:
let
artiq-timestamp = stdenv.mkDerivation {
name = "artiq-timestamp";
src = import ./artiq-src.nix { inherit fetchgit; };
buildPhase = ''
TIMESTAMP=`${git}/bin/git log -1 --format=%ct`
'';
installPhase = ''
echo -n $TIMESTAMP > $out
'';
};
in
builtins.readFile artiq-timestamp