From 3b6b550ac0832376062c6c7e7e37b85b46454ecd Mon Sep 17 00:00:00 2001
From: Alexander Barker <alex@1stleg.com>
Date: Sat, 19 Mar 2022 20:44:03 -0700
Subject: [PATCH] Change USE_OBJC flag to USE_APPKIT. Fixes #133

---
 CMakeLists.txt          | 12 ++----------
 README.md               |  2 +-
 src/darwin/input_hook.c | 18 +++++++++---------
 3 files changed, 12 insertions(+), 20 deletions(-)

diff --git a/CMakeLists.txt b/CMakeLists.txt
index a880277a..45a65ca0 100644
--- a/CMakeLists.txt
+++ b/CMakeLists.txt
@@ -249,16 +249,8 @@ elseif(APPLE)
         target_link_libraries(uiohook "${IOKIT}")
     endif()
 
-    # FIXME Change USE_OBJC flag to USE_APPKIT
-    #option(USE_APPKIT "AppKit framework (default: ON)" ON)
-    option(USE_OBJC "Objective-C API (default: ON)" ON)
-    if(USE_OBJC)
-        # FIXME Drop USE_OBJC as it is included in AppKit
-        find_library(OBJC objc REQUIRED)
-        add_compile_definitions(USE_OBJC)
-        target_include_directories(uiohook PRIVATE "${OBJC}")
-        target_link_libraries(uiohook "${OBJC}")
-
+    option(USE_APPKIT "AppKit framework (default: ON)" ON)
+    if(USE_APPKIT)
         find_library(APPKIT AppKit REQUIRED)
         add_compile_definitions(USE_APPKIT)
         target_include_directories(uiohook PRIVATE "${APPKIT}")
diff --git a/README.md b/README.md
index 46f38077..601895d7 100644
--- a/README.md
+++ b/README.md
@@ -35,7 +35,7 @@ $ cmake --build . --parallel 2 --target install
 |           | USE_EPOCH_TIME:BOOL           | unix epch event times  | OFF     |
 | __OSX__   | USE_APPLICATION_SERVICES:BOOL | framework              | ON      |
 |           | USE_IOKIT:BOOL                | framework              | ON      |
-|           | USE_OBJC:BOOL                 | obj-c api              | ON      |
+|           | USE_APPKIT:BOOL                 | obj-c api              | ON      |
 | __Win32__ |                               |                        |         |
 | __Linux__ | USE_EVDEV:BOOL                | generic input driver   | ON      |
 | __*nix__  | USE_XF86MISC:BOOL             | xfree86-misc extension | OFF     |
diff --git a/src/darwin/input_hook.c b/src/darwin/input_hook.c
index 33934d52..d2a4a54f 100644
--- a/src/darwin/input_hook.c
+++ b/src/darwin/input_hook.c
@@ -19,7 +19,7 @@
 #include <dlfcn.h>
 #include <mach/mach_time.h>
 
-#ifdef USE_OBJC
+#ifdef USE_APPKIT
 #include <objc/objc.h>
 #include <objc/objc-runtime.h>
 #endif
@@ -44,7 +44,7 @@ typedef struct _event_runloop_info {
     CFRunLoopObserverRef observer;
 } event_runloop_info;
 
-#ifdef USE_OBJC
+#ifdef USE_APPKIT
 static id auto_release_pool;
 
 typedef struct {
@@ -504,7 +504,7 @@ static inline void process_modifier_changed(uint64_t timestamp, CGEventRef event
     }
 }
 
-#ifdef USE_OBJC
+#ifdef USE_APPKIT
 static void obcj_message(void *info) {
     TISEventMessage *data = (TISEventMessage *) info;
 
@@ -527,7 +527,7 @@ static inline void process_system_key(uint64_t timestamp, CGEventRef event_ref)
         UInt32 subtype = 0;
         UInt32 data1 = 0;
 
-        #ifdef USE_OBJC
+        #ifdef USE_APPKIT
         bool is_runloop_main = CFEqual(event_loop, CFRunLoopGetMain());
         tis_event_message->event = event_ref;
         tis_event_message->subtype = 0;
@@ -580,7 +580,7 @@ static inline void process_system_key(uint64_t timestamp, CGEventRef event_ref)
 
         free(buffer);
         CFRelease(data_ref);
-        #ifdef USE_OBJC
+        #ifdef USE_APPKIT
         }
         #endif
 
@@ -1323,7 +1323,7 @@ UIOHOOK_API int hook_run() {
                     return UIOHOOK_ERROR_OUT_OF_MEMORY;
                 }
 
-                #ifdef USE_OBJC
+                #ifdef USE_APPKIT
                 tis_event_message = (TISEventMessage *) calloc(1, sizeof(TISEventMessage));
                 if (tis_event_message == NULL) {
                     logger(LOG_LEVEL_ERROR, "%s [%u]: Failed to allocate memory for TIS event structure!\n",
@@ -1384,7 +1384,7 @@ UIOHOOK_API int hook_run() {
                     }
                 }
 
-                #ifdef USE_OBJC
+                #ifdef USE_APPKIT
                 // Contributed by Alex <universailp@web.de>
                 // Create a garbage collector to handle Cocoa events correctly.
                 Class NSAutoreleasePool_class = (Class) objc_getClass("NSAutoreleasePool");
@@ -1399,7 +1399,7 @@ UIOHOOK_API int hook_run() {
                 CFRunLoopRun();
 
 
-                #ifdef USE_OBJC
+                #ifdef USE_APPKIT
                 // Contributed by Alex <universailp@web.de>
                 eventWithoutCGEvent(auto_release_pool, sel_registerName("release"));
                 #endif
@@ -1414,7 +1414,7 @@ UIOHOOK_API int hook_run() {
                 pthread_mutex_unlock(&main_runloop_mutex);
                 #endif
 
-                #ifdef USE_OBJC
+                #ifdef USE_APPKIT
                 free(tis_event_message);
                 #endif
                 free(tis_keycode_message);