Adapt to new libremidi version

plugins/midi/CMakeLists.txt

@@ -13,21 +13,42 @@ if(NOT EXISTS "${LIBREMIDI_DIR}/CMakeLists.txt")
 endif()
 add_subdirectory("${LIBREMIDI_DIR}" "${LIBREMIDI_DIR}/build" EXCLUDE_FROM_ALL)
 
+# --- End of section ---
+
+add_library(${PROJECT_NAME} MODULE)
+
 if(OS_WINDOWS)
   if(MSVC)
-    target_compile_options(libremidi PUBLIC /wd4251 /wd4267 /wd4275)
+    target_compile_options(libremidi PRIVATE /wd4251 /wd4267 /wd4275 /wd4101
+                                             /wd4244 /wd4018)
+    target_compile_options(${PROJECT_NAME} PRIVATE /wd4101 /wd4244 /wd4018)
   endif()
 else()
   target_compile_options(
     libremidi
-    PUBLIC -Wno-error=conversion -Wno-error=unused-result -Wno-error=shadow
-           -Wno-error=unused-parameter -Wno-error=deprecated-declarations
+    PUBLIC -Wno-error=conversion
+           -Wno-error=unused-result
+           -Wno-error=shadow
+           -Wno-error=unused-parameter
+           -Wno-error=unused-variable
+           -Wno-error=deprecated-declarations
            -Wno-error=sign-compare)
 endif()
 
-# --- End of section ---
-
-add_library(${PROJECT_NAME} MODULE)
+if(OS_MACOS)
+  set(PATCH_FILE
+      "${CMAKE_CURRENT_SOURCE_DIR}/remove-bit-cast-for-macos-build.patch")
+  execute_process(
+    COMMAND git apply ${PATCH_FILE}
+    WORKING_DIRECTORY ${LIBREMIDI_DIR}
+    RESULT_VARIABLE PATCH_RESULT)
+  if(PATCH_RESULT EQUAL 0)
+    message("Libremidi patch \"${PATCH_FILE}\" applied successfully!")
+  else()
+    message(
+      WARNING "Libremidi patch \"${PATCH_FILE}\" did NOT apply successfully!")
+  endif()
+endif()
 
 target_sources(
   ${PROJECT_NAME}