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nixos-checkout: fix output if ran with no options, -h and --help. Other options will still trigger

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mkdir output :(
This commit is contained in:
Evgeny Egorochkin 2013-08-06 18:56:10 +03:00
parent d28c85886f
commit 0bcabfa886
1 changed files with 6 additions and 1 deletions
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7
modules/installer/tools/nixos-checkout.nix
View File

@ -15,7 +15,12 @@ let
src = pkgs.writeScript "nixos-checkout"
''
#! ${pkgs.stdenv.shell} -e
if [ -z "$1" ] || [ "$1" == "-h" ] || [ "$1" == "--help" ]; then
echo "Usage: `basename $0` PREFIX. See NixOS Manual for more info."
exit 0
fi
prefix="$1"
if [ -z "$prefix" ]; then prefix=/etc/nixos; fi
mkdir -p "$prefix"