aszlig c5bb43188d
nixos: Fix eval error for documentation.nixos
Introduced by 0f3b89bbedc1a33cc1fc3c142e235da2c64614c3.

If services.nixosManual.showManual is enabled and
documentation.nixos.enable is not, there is no
config.system.build.manual available, so evaluation fails. For example
this is the case for the installer tests.

There is however an assertion which should catch exactly this, but it
isn't thrown because the usage of config.system.build.manual is
evaluated earlier than the assertions.

So I split the assertion off into a separate mkIf to make sure it is
shown appropriately and also fixed the installation-device profile to
enable documentation.nixos.

Signed-off-by: aszlig <aszlig@nix.build>
Cc: @oxij
2018-09-25 23:39:44 +02:00
2018-07-06 12:48:43 -04:00
2018-09-02 16:45:00 -04:00
2018-01-04 17:59:52 -05:00

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Nixpkgs is a collection of packages for the Nix package manager. It is periodically built and tested by the Hydra build daemon as so-called channels. To get channel information via git, add nixpkgs-channels as a remote:

% git remote add channels https://github.com/NixOS/nixpkgs-channels.git

For stability and maximum binary package support, it is recommended to maintain custom changes on top of one of the channels, e.g. nixos-18.03 for the latest release and nixos-unstable for the latest successful build of master:

% git remote update channels
% git rebase channels/nixos-18.03

For pull-requests, please rebase onto nixpkgs master.

NixOS Linux distribution source code is located inside nixos/ folder.

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