From a285d387d7c09fa41b225539a5bbe9e3de9c7d7c Mon Sep 17 00:00:00 2001
From: Jean Pierre Cimalando <jp-dev@inbox.ru>
Date: Mon, 7 Sep 2020 05:52:18 -0700
Subject: [PATCH] Allow the AudioUnit to build again

---
 cmake/SfizzConfig.cmake | 15 +++++++++++++++
 vst/CMakeLists.txt      |  1 +
 2 files changed, 16 insertions(+)

diff --git a/cmake/SfizzConfig.cmake b/cmake/SfizzConfig.cmake
index 270954e8..f9201ec8 100644
--- a/cmake/SfizzConfig.cmake
+++ b/cmake/SfizzConfig.cmake
@@ -27,6 +27,21 @@ if (WIN32)
     add_compile_definitions(NOMINMAX)
 endif()
 
+# Find macOS system libraries
+if(APPLE)
+    find_library(APPLE_COREFOUNDATION_LIBRARY "CoreFoundation")
+    find_library(APPLE_FOUNDATION_LIBRARY "Foundation")
+    find_library(APPLE_COCOA_LIBRARY "Cocoa")
+    find_library(APPLE_CARBON_LIBRARY "Carbon")
+    find_library(APPLE_OPENGL_LIBRARY "OpenGL")
+    find_library(APPLE_ACCELERATE_LIBRARY "Accelerate")
+    find_library(APPLE_QUARTZCORE_LIBRARY "QuartzCore")
+    find_library(APPLE_AUDIOTOOLBOX_LIBRARY "AudioToolbox")
+    find_library(APPLE_AUDIOUNIT_LIBRARY "AudioUnit")
+    find_library(APPLE_COREAUDIO_LIBRARY "CoreAudio")
+    find_library(APPLE_COREMIDI_LIBRARY "CoreMIDI")
+endif()
+
 # The variable CMAKE_SYSTEM_PROCESSOR is incorrect on Visual studio...
 # see https://gitlab.kitware.com/cmake/cmake/issues/15170
 
diff --git a/vst/CMakeLists.txt b/vst/CMakeLists.txt
index bbd2ff2e..cddf56b2 100644
--- a/vst/CMakeLists.txt
+++ b/vst/CMakeLists.txt
@@ -144,6 +144,7 @@ elseif(SFIZZ_AU)
         "${APPLE_COCOA_LIBRARY}"
         "${APPLE_CARBON_LIBRARY}"
         "${APPLE_AUDIOTOOLBOX_LIBRARY}"
+        "${APPLE_AUDIOUNIT_LIBRARY}"
         "${APPLE_COREAUDIO_LIBRARY}"
         "${APPLE_COREMIDI_LIBRARY}")