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nixos/java: add binfmt option

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Tristan Ross 2022-12-30 13:50:57 -08:00 committed by tross
parent cccb11da53
commit 9fdd97298b
1 changed files with 23 additions and 1 deletions
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24
nixos/modules/programs/java.nix
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@ -8,7 +8,6 @@ with lib;
let
cfg = config.programs.java;
in
{
options = {
@ -40,12 +39,35 @@ in
type = types.package;
};
binfmt = mkEnableOption (lib.mdDoc "binfmt to execute java jar's and classes");
};
};
config = mkIf cfg.enable {
boot.binfmt.registrations = mkIf cfg.binfmt {
java-class = {
recognitionType = "extension";
magicOrExtension = "class";
interpreter = pkgs.writeShellScript "java-class-wrapper" ''
test -e ${cfg.package}/nix-support/setup-hook && source ${cfg.package}/nix-support/setup-hook
classpath=$(dirname "$1")
class=$(basename "''${1%%.class}")
$JAVA_HOME/bin/java -classpath "$classpath" "$class" "''${@:2}"
'';
};
java-jar = {
recognitionType = "extension";
magicOrExtension = "jar";
interpreter = pkgs.writeShellScript "java-jar-wrapper" ''
test -e ${cfg.package}/nix-support/setup-hook && source ${cfg.package}/nix-support/setup-hook
$JAVA_HOME/bin/java -jar "$@"
'';
};
};
environment.systemPackages = [ cfg.package ];
environment.shellInit = ''