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Set selected JDK in LaunchAgent

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Sam 2024-07-06 17:43:12 -07:00
parent c0470488b5
commit 4402fd9f46
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1 changed files with 24 additions and 20 deletions
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44
modules/programs/jdks.nix
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@ -27,13 +27,16 @@ in
selected = lib.mkOption {
type = with lib.types; nullOr package;
default = null;
example = "";
example = lib.literalExpression
''
pkgs.zulu11
'';
description = ''
The JDK to set as active.
Tools such as `java`, `javac`, etc. will use this JDK.
Should it also be added to the list of installed JDKs if not there?
It will not be added to the list of installed JDKs.
'';
};
};
@ -90,24 +93,25 @@ in
fi
fi
done
# if a JDK is selected, `launchctl setenv` it
${lib.optionalString (cfg.selected != null) ''
# prevent variables from propagating
(
# set locale to C for stable sorting
export LC_ALL=C
for jdk in ${cfg.selected}/*.jdk; do
export JAVA_HOME="''${jdk}/Contents/Home"
# ensure that this JDK is actually a macOS JDK bundle before using it
if test -e "$JAVA_HOME"; then
launchctl setenv JAVA_HOME "$JAVA_HOME"
# break out of the loop so that we only set JAVA_HOME once, even if there are multiple JDKs in this derivation
break
fi
done
)
''}
'';
launchd.agents.java_home = lib.mkIf (cfg.selected != null) {
script = ''
export LC_ALL=C
for jdk in ${cfg.selected}/*.jdk; do
export JAVA_HOME="''${jdk}/Contents/Home"
# ensure that this JDK is actually a macOS JDK bundle before using it
if test -e "$JAVA_HOME"; then
launchctl setenv JAVA_HOME "$JAVA_HOME"
# break out of the loop so that we only set JAVA_HOME once, even if there are multiple JDKs in this derivation
break
fi
done
'';
serviceConfig = {
RunAtLoad = true;
};
};
};
}