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nixpkgs/nixos/modules/programs/java.nix
Joachim Fasting f9f354faad
nixos/modules: use defaultText where applicable
Primarily to fix rendering of these default values in the manual but
it's also nice to avoid having to eval these things just to build the
manual.
2016-11-21 16:35:15 +01:00

59 lines
1.3 KiB
Nix

# This module provides JAVA_HOME, with a different way to install java
# system-wide.
{ config, lib, pkgs, ... }:
with lib;
let
cfg = config.programs.java;
in
{
options = {
programs.java = {
enable = mkEnableOption "java" // {
description = ''
Install and setup the Java development kit.
<note>
<para>This adds JAVA_HOME to the global environment, by sourcing the
jdk's setup-hook on shell init. It is equivalent to starting a shell
through 'nix-shell -p jdk', or roughly the following system-wide
configuration:
</para>
<programlisting>
environment.variables.JAVA_HOME = ''${pkgs.jdk.home}/lib/openjdk;
environment.systemPackages = [ pkgs.jdk ];
</programlisting>
</note>
'';
};
package = mkOption {
default = pkgs.jdk;
defaultText = "pkgs.jdk";
description = ''
Java package to install. Typical values are pkgs.jdk or pkgs.jre.
'';
type = types.package;
};
};
};
config = mkIf cfg.enable {
environment.systemPackages = [ cfg.package ];
environment.shellInit = ''
test -e ${cfg.package}/nix-support/setup-hook && source ${cfg.package}/nix-support/setup-hook
'';
};
}