Make OSC_CODESIGN_DEVELOPER_ID, OSC_NOTARIZATION_APPLE_ID, OSC_NOTARIZATION_TEAM_ID, and OSC_NOTARIZATION_PASSWORD settable via environment vars

Author: adamkewley

packaging/MacOS/Packaging.cmake

@@ -62,7 +62,7 @@ endif()
 
 # Handle code signing (notarization is separate - below)
 if(OSC_CODESIGN_ENABLED)
-    set(OSC_CODESIGN_DEVELOPER_ID "" CACHE STRING "The developer ID string for the codesigning key (e.g. 'Developer ID Application: Some Developer (XYA12398BF)'). Get it with `security find-identity -p codesigning -v`")
+    set(OSC_CODESIGN_DEVELOPER_ID "$ENV{OSC_CODESIGN_DEVELOPER_ID}" CACHE STRING "The developer ID string for the codesigning key (e.g. 'Developer ID Application: Some Developer (XYA12398BF)'). Get it with `security find-identity -p codesigning -v`")
     if(NOT OSC_CODESIGN_DEVELOPER_ID)
         message(FATAL_ERROR "OSC_CODESIGN_DEVELOPER_ID must be set if OSC_CODESIGN_ENABLED is on")
     endif()
@@ -90,9 +90,9 @@ if(OSC_NOTARIZATION_ENABLED)
         message(FATAL_ERROR "OSC_NOTARIZATION_ENABLED is ${OSC_NOTARIZATION_ENABLED} but OSC_CODESIGN_ENABLED is ${OSC_CODESIGN_ENABLED}: notarization requires code signing to be enabled")
     endif()
 
-    set(OSC_NOTARIZATION_APPLE_ID "" CACHE STRING "Apple ID of the signer (e.g. '[email protected]')")
-    set(OSC_NOTARIZATION_TEAM_ID  "" CACHE STRING "Team ID of the signer (usually, random-looking string at the end of OSC_CODESIGN_DEVELOPER_ID)")
-    set(OSC_NOTARIZATION_PASSWORD "" CACHE STRING "App-specific password of the signer (you can create this from your apple ID account)")
+    set(OSC_NOTARIZATION_APPLE_ID "$ENV{OSC_NOTARIZATION_APPLE_ID}" CACHE STRING "Apple ID of the signer (e.g. '[email protected]')")
+    set(OSC_NOTARIZATION_TEAM_ID  "$ENV{OSC_NOTARIZATION_TEAM_ID}" CACHE STRING "Team ID of the signer (usually, random-looking string at the end of OSC_CODESIGN_DEVELOPER_ID)")
+    set(OSC_NOTARIZATION_PASSWORD "$ENV{OSC_NOTARIZATION_PASSWORD}" CACHE STRING "App-specific password of the signer (you can create this from your apple ID account)")
 
     if(NOT OSC_NOTARIZATION_APPLE_ID)
         message(FATAL_ERROR "OSC_NOTARIZATION_APPLE_ID must be set if OSC_NOTARIZATION_ENABLED is on")