winejoystick: Separate Linux-specific code into a separate file.

dlls/winejoystick.drv/Makefile.in

@@ -2,4 +2,5 @@ MODULE    = winejoystick.drv
 IMPORTS   = winmm user32
 
 C_SRCS = \
-	joystick.c
+	joystick.c \
+	joystick_linux.c

dlls/winejoystick.drv/joystick.h

+/*
+ * WinMM joystick driver header
+ *
+ * Copyright 2015 Ken Thomases for CodeWeavers Inc.
+ *
+ * This library is free software; you can redistribute it and/or
+ * modify it under the terms of the GNU Lesser General Public
+ * License as published by the Free Software Foundation; either
+ * version 2.1 of the License, or (at your option) any later version.
+ *
+ * This library is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
+ * Lesser General Public License for more details.
+ *
+ * You should have received a copy of the GNU Lesser General Public
+ * License along with this library; if not, write to the Free Software
+ * Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301, USA
+ */
+
+
+#include <stdarg.h>
+
+#include "windef.h"
+#include "winbase.h"
+#include "mmddk.h"
+#include "winuser.h"
+
+
+LRESULT driver_open(LPSTR str, DWORD index) DECLSPEC_HIDDEN;
+LRESULT driver_close(DWORD_PTR device_id) DECLSPEC_HIDDEN;
+LRESULT driver_joyGetDevCaps(DWORD_PTR device_id, JOYCAPSW* caps, DWORD size) DECLSPEC_HIDDEN;
+LRESULT driver_joyGetPosEx(DWORD_PTR device_id, JOYINFOEX* info) DECLSPEC_HIDDEN;
+LRESULT driver_joyGetPos(DWORD_PTR device_id, JOYINFO* info) DECLSPEC_HIDDEN;