internal/glfw/glfw: move cocoa_* and nsgl_* files

internal/glfw/glfw/c_glfw_darwin.go

@@ -1,15 +0,0 @@
-// SPDX-License-Identifier: BSD-3-Clause
-// SPDX-FileCopyrightText: 2012 The glfw3-go Authors
-// SPDX-FileCopyrightText: 2023 The Ebitengine Authors
-
-package glfw
-
-/*
-#cgo CFLAGS: -x objective-c
-#include "glfw/src/cocoa_init.m"
-#include "glfw/src/cocoa_monitor.m"
-#include "glfw/src/cocoa_window.m"
-#include "glfw/src/cocoa_time.c"
-#include "glfw/src/nsgl_context.m"
-*/
-import "C"

internal/glfw/glfw/cocoa_platform_darwin.h

@@ -74,9 +74,9 @@ typedef void* id;
 #endif
 
 #include "posix_thread.h"
-#include "nsgl_context.h"
+#include "nsgl_context_darwin.h"
 #include "egl_context.h"
-#include "osmesa_context.h"
+#include "./glfw/src/osmesa_context.h"
 
 #define _glfw_dlopen(name) dlopen(name, RTLD_LAZY | RTLD_LOCAL)
 #define _glfw_dlclose(handle) dlclose(handle)

internal/glfw/glfw/internal.h

@@ -113,7 +113,7 @@ typedef void (APIENTRY * PFNGLGETINTEGERVPROC)(GLenum,GLint*);
 typedef const GLubyte* (APIENTRY * PFNGLGETSTRINGIPROC)(GLenum,GLuint);
 
 #if defined(_GLFW_COCOA)
- #include "./glfw/src/cocoa_platform.h"
+ #include "cocoa_platform_darwin.h"
 #elif defined(_GLFW_X11)
  #include "./glfw/src/x11_platform.h"
 #elif defined(_GLFW_WAYLAND)