nix-scripts/artiq-fast/pkgs/artiq-version.nix

23 lines
606 B
Nix

{ stdenv, git, fetchgit }:
let
artiq-version = stdenv.mkDerivation {
name = "artiq-version";
src = import ./artiq-src.nix { inherit fetchgit; };
# keep in sync with ../../artiq-fast.nix
buildPhase = ''
REV=`${git}/bin/git rev-parse HEAD`
MAJOR_VERSION=`cat MAJOR_VERSION`
if [ -e BETA ]; then
SUFFIX=".beta"
else
SUFFIX=""
fi
COMMIT_COUNT=`${git}/bin/git rev-list --count HEAD`
'';
installPhase = ''
echo -n $MAJOR_VERSION.$COMMIT_COUNT.`cut -c1-8 <<< $REV`$SUFFIX > $out
'';
};
in
builtins.readFile artiq-version