osx

gtkloader.cpp

@@ -11,7 +11,7 @@ extern "C" {
 #include <direct.h>
 #endif
 
-#ifdef __linux
+#if defined(__linux) || defined(TARGET_OS_OSX)
 #include <dlfcn.h>
 #endif
 
@@ -60,6 +60,33 @@ void GtkLoader::loadLibraryLinux(const char *lib, void **handle)
 #endif
 }
 
+void GtkLoader::loadLibraryOSX(const char *lib, void **handle)
+{
+#ifdef TARGET_OS_OSX
+    std::string full_lib_path = std::string("/opt/homebrew/lib/") + lib;
+    *handle = ::dlopen(full_lib_path.c_str(), RTLD_LAZY);
+    if (*handle == NULL) {
+        throw std::string("Cannot load library '") + lib + "'";
+    }
+#endif
+}
+
+void GtkLoader::loadFunctionOSX(const char *func, void **func_ptr)
+{
+#ifdef TARGET_OS_OSX
+    *func_ptr = nullptr;
+    std::list<void *>::const_iterator it = library_handles.begin();
+    while(*func_ptr == nullptr && it != library_handles.end()) {
+        void *handle = *it;
+        *func_ptr = dlsym(handle, func);
+        it++;
+    }
+    if (*func_ptr == nullptr) {
+        throw std::string("Cannot load function '") + func;
+    }
+#endif
+}
+
 void GtkLoader::loadFunctionWin64(const char *func, void **func_ptr)
 {
 #ifdef _WIN32
@@ -132,6 +159,23 @@ void GtkLoader::dlopen()
             loadLibraryLinux(libs[i], &lib);
             if (lib) { library_handles.push_back(lib); }
         }
+#endif
+#ifdef TARGET_OS_OSX
+        const char *libs[] = {
+            "libgtk-3.0.dylib",
+            "libgobject-2.0.dylib",
+            "libgio-2.0.dylib",
+            "libglib-2.0.dylib",
+            "libgdk-3.dylib",
+            "libgdk_pixbuf-2.0.dylib",
+            NULL
+        };
+        int i;
+        for(i = 0; libs[i] != NULL; i++) {
+            void *lib;
+            loadLibraryOSX(libs[i], &lib);
+            if (lib) { library_handles.push_back(lib); }
+        }
 #endif
     }
 }
@@ -144,6 +188,9 @@ void GtkLoader::loadFunction(const char *func, void **func_ptr)
 #ifdef __linux
     loadFunctionLinux(func, func_ptr);
 #endif
+#ifdef TARGET_OS_OSX
+    loadFunctionOSX(func, func_ptr);
+#endif
 }
 
 static void loader(const char *func, void **func_ptr, void *user_data)