nixos/modules/installer/tools/nixos-version.sh

   1 #! @runtimeShell@
   2 # shellcheck shell=bash
   3
   4 case "$1" in
   5   -h|--help)
   6     exec man nixos-version
   7     exit 1
   8     ;;
   9   --hash|--revision)
  10     if ! [[ @revision@ =~ ^[0-9a-f]+$ ]]; then
  11       echo "$0: Nixpkgs commit hash is unknown" >&2
  12       exit 1
  13     fi
  14     echo "@revision@"
  15     ;;
  16   --configuration-revision)
  17     if [[ "@configurationRevision@" =~ "@" ]]; then
  18       echo "$0: configuration revision is unknown" >&2
  19       exit 1
  20     fi
  21     echo "@configurationRevision@"
  22     ;;
  23   --json)
  24     cat <<EOF
  25 @json@
  26 EOF
  27     ;;
  28   *)
  29     echo "@version@ (@codeName@)"
  30     ;;
  31 esac