From 8b2bf56eca0745ca9aa872505a3a2acd4f02553f Mon Sep 17 00:00:00 2001
From: Kyle Neideck <kyle@bearisdriving.com>
Date: Thu, 25 Apr 2024 08:46:54 +1000
Subject: [PATCH] Fix Gatekeeper stopping BGMXPCHelper from launching on macOS
 14.

Also, build the ListInputDevices tool as a universal binary.

Contributed by modue sp. z o.o..
---
 package.sh      |  8 +++++++-
 pkg/postinstall | 10 ++++++++++
 2 files changed, 17 insertions(+), 1 deletion(-)

diff --git a/package.sh b/package.sh
index 7d8ee09..36ef88b 100755
--- a/package.sh
+++ b/package.sh
@@ -21,6 +21,7 @@
 #
 # Copyright © 2017-2022 Kyle Neideck
 # Copyright © 2016, 2017 Takayama Fumihiko
+# Copyright © 2023 modue sp. z o.o.
 #
 # Builds Background Music and packages it into a .pkg file. Call this script with -d to use the
 # debug build configuration.
@@ -141,7 +142,12 @@ fi
 echo "Compiling ListInputDevices"
 
 if ! [[ $packaging_operation == "repackage" ]]; then
-    swiftc pkg/ListInputDevices.swift -o pkg/ListInputDevices
+    echo "Compiling ListInputDevices"
+    swiftc pkg/ListInputDevices.swift -o pkg/ListInputDevices-x86_64 -target x86_64-apple-macos13.0
+    swiftc pkg/ListInputDevices.swift -o pkg/ListInputDevices-arm64 -target arm64-apple-macos13.0
+    # Combine the x86_64 and arm64 binaries into a universal binary.
+    lipo -create pkg/ListInputDevices-x86_64 pkg/ListInputDevices-arm64 -output pkg/ListInputDevices
+    rm pkg/ListInputDevices-x86_64 pkg/ListInputDevices-arm64
 fi
 
 # --------------------------------------------------
diff --git a/pkg/postinstall b/pkg/postinstall
index ed775c9..88aa179 100644
--- a/pkg/postinstall
+++ b/pkg/postinstall
@@ -20,6 +20,7 @@
 # postinstall
 #
 # Copyright © 2017-2022, 2024 Kyle Neideck
+# Copyright © 2023 modue sp. z o.o.
 #
 
 # Make sure we use the built-in versions of programs, for consistency. Probably not necessary
@@ -44,6 +45,15 @@ log "Installing BGMXPCHelper to $xpc_helper_install_path"
 rm -rf "${xpc_helper_install_path}/BGMXPCHelper.xpc"
 cp -Rf "BGMXPCHelper.xpc" "$xpc_helper_install_path"
 
+# Remove the quarantine attribute from BGMXPCHelper. Since macOS 14.0, this is needed to keep
+# Gatekeeper from trying to show a permission prompt when BGMXPCHelper is launched. That would
+# fail because BGMXPCHelper is a daemon, and Gatekeeper would prevent it from launching.
+#
+# TODO: I think, ideally, we should use the new Service Management API to install BGMXPCHelper,
+#       which would probably avoid this issue. See
+#       <https://developer.apple.com/documentation/servicemanagement/updating_your_app_package_installer_to_use_the_new_service_management_api>.
+sudo xattr -d com.apple.quarantine "${xpc_helper_install_path}/BGMXPCHelper.xpc"
+
 # TODO: Fail the install and show an error message if this fails.
 bash "post_install.sh" "$xpc_helper_install_path" "BGMXPCHelper.xpc/Contents/MacOS/BGMXPCHelper" "."