Enable pyrenderdoc for Apple

It was previously marked as disabled for Apple
Required to build the python modules which are used by the testing framework
Python imports .so libraries by default, change the shared library extension to .so for python modules on Apple

qrenderdoc/CMakeLists.txt

@@ -334,6 +334,6 @@ install (CODE "MESSAGE(\"NB: Your paths may vary.\")")
 endif() # if(ENABLE_QRENDERDOC)
 
 # Build python modules - primarily used for constructing documentation
-if(ENABLE_PYRENDERDOC AND UNIX AND NOT APPLE)
+if(ENABLE_PYRENDERDOC AND UNIX)
     add_subdirectory(Code/pyrenderdoc)
 endif()

qrenderdoc/Code/pyrenderdoc/CMakeLists.txt

@@ -28,7 +28,13 @@ set(CMAKE_CXX_FLAGS "${CMAKE_CXX_FLAGS} -Wno-deprecated-declarations")
 # Set up rpath to find librenderdoc.so
 set(CMAKE_SKIP_BUILD_RPATH TRUE)
 set(CMAKE_BUILD_WITH_INSTALL_RPATH TRUE)
-set(CMAKE_INSTALL_RPATH "$ORIGIN/:$ORIGIN/../lib${LIB_SUFFIX}/${LIB_SUBFOLDER_TRAIL_SLASH}")
+if (APPLE)
+    set(CMAKE_MACOSX_RPATH TRUE)
+    set(CMAKE_INSTALL_RPATH "@loader_path/../lib")
+    set(CMAKE_BUILD_WITH_INSTALL_NAME_DIR TRUE)
+else()
+    set(CMAKE_INSTALL_RPATH "$ORIGIN/:$ORIGIN/../lib${LIB_SUFFIX}/${LIB_SUBFOLDER_TRAIL_SLASH}")
+endif()
 
 # Add python library
 set (CMAKE_SHARED_LINKER_FLAGS "${PYTHON_LIBRARY} ${CMAKE_SHARED_LINKER_FLAGS}")
@@ -43,7 +49,7 @@ set_source_files_properties(${CMAKE_BINARY_DIR}/qrenderdoc/renderdoc_python.cxx
 target_compile_definitions(_renderdoc ${MODULE_DEFINES})
 target_include_directories(_renderdoc ${MODULE_INCLUDES})
 target_link_libraries(_renderdoc PRIVATE renderdoc)
-            
+
 add_library(_qrenderdoc SHARED
     ${CMAKE_BINARY_DIR}/qrenderdoc/renderdoc_python.cxx
     ${CMAKE_BINARY_DIR}/qrenderdoc/qrenderdoc_python.cxx
@@ -57,6 +63,12 @@ target_compile_definitions(_qrenderdoc ${MODULE_DEFINES})
 target_include_directories(_qrenderdoc ${MODULE_INCLUDES})
 target_link_libraries(_qrenderdoc PRIVATE renderdoc)
 
+# Python expects .so extension when importing shared libraries on non-Windows platform
+if(APPLE)
+    set_target_properties(_renderdoc PROPERTIES SUFFIX ".so")
+    set_target_properties(_qrenderdoc PROPERTIES SUFFIX ".so")
+endif()
+
 # Don't prefix with lib, python expects a bare .so.
 # Also rename to non-underscore due to this (We couldn't call the
 # python library 'renderdoc' since that would clash with the