Marc Weber wrote:
>
> Minimal test case illustrating the issue:
> let pkgs = import /etc/nixos/nixpkgs {};
> in
> pkgs.stdenv.mkDerivation {
> name = "test";
> unpackPhase = ''for x in config{1,2,3}; do echo $x ''${!x}; done; exit
> 1''; config1 = /etc/.. + (builtins.substring 1 9999 (pkgs.lib.maybeEnv
> "NIXOS_CONFIG" "/etc/nixos/configuration.nix")); config2 =
> pkgs.lib.maybeEnv "NIXOS_CONFIG" "/etc/nixos/configuration.nix"; config3
> = builtins.toPath (pkgs.lib.maybeEnv "NIXOS_CONFIG"
> "/etc/nixos/configuration.nix");
> }
More minimal example:
with (import /etc/nixos/nixpkgs {});
stdenv.mkDerivation {
name = "test";
unpackPhase = ''
echo ${/etc/nixos/configuration.nix}
echo ${builtins.toPath "/etc/nixos/configuration.nix"}
'';
}
results in:
/nix/store/hash-configuration.nix
/etc/nixos/configuration.nix
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