From 0847f2f1b3145a62dc34707ba788275ce6b6fc57 Mon Sep 17 00:00:00 2001
From: Matthew Bauer <mjbauer95@gmail.com>
Date: Tue, 8 Oct 2019 21:17:27 -0400
Subject: [PATCH] Copy instead of linking launch agent

On Catalina, the /nix filesystem might not be mounted at start time.
To avoid this service not starting, we need to keep the launch agent
outside of the Nix store. A wait4pid will hold for our /nix dir to be
mounted.

Fixes #3125.
---
 misc/launchd/org.nixos.nix-daemon.plist.in | 2 +-
 scripts/install-darwin-multi-user.sh       | 2 +-
 2 files changed, 2 insertions(+), 2 deletions(-)

diff --git a/misc/launchd/org.nixos.nix-daemon.plist.in b/misc/launchd/org.nixos.nix-daemon.plist.in
index b340610e9..39d7757a4 100644
--- a/misc/launchd/org.nixos.nix-daemon.plist.in
+++ b/misc/launchd/org.nixos.nix-daemon.plist.in
@@ -17,7 +17,7 @@
     <array>
       <string>/bin/sh</string>
       <string>-c</string>
-      <string>/bin/wait4path @bindir@/nix-daemon &amp;&amp; @bindir@/nix-daemon</string>
+      <string>/bin/wait4path @bindir@/nix-daemon &amp;&amp; /nix/var/nix/profiles/default/bin/nix-daemon</string>
     </array>
     <key>StandardErrorPath</key>
     <string>/var/log/nix-daemon.log</string>
diff --git a/scripts/install-darwin-multi-user.sh b/scripts/install-darwin-multi-user.sh
index 87c4c2b05..49076bd5c 100644
--- a/scripts/install-darwin-multi-user.sh
+++ b/scripts/install-darwin-multi-user.sh
@@ -39,7 +39,7 @@ EOF
 
 poly_configure_nix_daemon_service() {
     _sudo "to set up the nix-daemon as a LaunchDaemon" \
-          ln -sfn "/nix/var/nix/profiles/default$PLIST_DEST" "$PLIST_DEST"
+          cp -f "/nix/var/nix/profiles/default$PLIST_DEST" "$PLIST_DEST"
 
     _sudo "to load the LaunchDaemon plist for nix-daemon" \
           launchctl load /Library/LaunchDaemons/org.nixos.nix-daemon.plist