Fixed library search in iOS build

Author: TheMostDiligent

CMakeLists.txt

@@ -141,6 +141,21 @@ if(PLATFORM_MACOS)
 	if (NOT APP_KIT)
     		message(FATAL_ERROR "AppKit not found")
 	endif()
+elseif(PLATFORM_IOS)
+    find_library(CORE_FOUNDATION CoreFoundation)
+    if(NOT CORE_FOUNDATION)
+        message(FATAL_ERROR "Cannot find CoreFoundation framework")
+    endif()
+
+    find_library(FOUNDATION Foundation)
+    if(NOT FOUNDATION)
+        message(FATAL_ERROR "Cannot find Foundation framework")
+    endif()
+
+    find_library(OPENGLES OpenGLES)
+    if(NOT OPENGLES)
+        message(FATAL_ERROR "Cannot find OpenGLES framework")
+    endif()
 endif()
 
 include(BuildUtils.cmake)

Graphics/GraphicsEngineOpenGL/CMakeLists.txt

@@ -179,13 +179,9 @@ elseif(PLATFORM_LINUX)
 	set(PRIVATE_DEPENDENCIES ${PRIVATE_DEPENDENCIES} glew-static)
 elseif(PLATFORM_MACOS)
     find_package(OpenGL REQUIRED)
-    set(PRIVATE_DEPENDENCIES ${PRIVATE_DEPENDENCIES} glew-static ${OPENGL_LIBRARY} ${APP_KIT})
+    set(PRIVATE_DEPENDENCIES ${PRIVATE_DEPENDENCIES} glew-static ${OPENGL_LIBRARY})
 elseif(PLATFORM_IOS)
-    # How is OPENGLES defined?
-    if(NOT OPENGLES)
-        message(FATAL_ERROR "Cannot find OPENGLES framework")
-    endif()
-    set(PRIVATE_DEPENDENCIES ${PRIVATE_DEPENDENCIES} ${APP_KIT} ${OPENGLES})
+    set(PRIVATE_DEPENDENCIES ${PRIVATE_DEPENDENCIES} ${OPENGLES})
 else()
 	message(FATAL_ERROR "Unknown platform")
 endif()

Platforms/Apple/CMakeLists.txt

@@ -29,19 +29,14 @@ PUBLIC
 	BuildSettings 
 	BasicPlatform
 	PlatformInterface
-PRIVATE
-    ${APP_KIT}
 )
 
-if(PLATFORM_IOS)
-    if(NOT CORE_FOUNDATION)
-        message(FATAL_ERROR "Cannot find CoreFoundation framework")
-    endif()
-
-    if(NOT FOUNDATION)
-        message(FATAL_ERROR "Cannot find Foundation framework")
-    endif()
-
+if(PLATFORM_MACOS)
+    target_link_libraries(ApplePlatform
+    PRIVATE
+        ${APP_KIT}
+    )
+elseif(PLATFORM_IOS)
     target_link_libraries(ApplePlatform
     PRIVATE
         ${CORE_FOUNDATION}