ref: a14aa30bde008fe40c6a6f846a0c5e687b7c249f
dir: /external/glfw/src/linux_joystick.h/
//========================================================================
// GLFW 3.3 Linux - www.glfw.org
//------------------------------------------------------------------------
// Copyright (c) 2014 Jonas Ådahl <jadahl@gmail.com>
//
// This software is provided 'as-is', without any express or implied
// warranty. In no event will the authors be held liable for any damages
// arising from the use of this software.
//
// Permission is granted to anyone to use this software for any purpose,
// including commercial applications, and to alter it and redistribute it
// freely, subject to the following restrictions:
//
// 1. The origin of this software must not be misrepresented; you must not
// claim that you wrote the original software. If you use this software
// in a product, an acknowledgment in the product documentation would
// be appreciated but is not required.
//
// 2. Altered source versions must be plainly marked as such, and must not
// be misrepresented as being the original software.
//
// 3. This notice may not be removed or altered from any source
// distribution.
//
//========================================================================
#include <linux/input.h>
#include <linux/limits.h>
#include <regex.h>
#define _GLFW_PLATFORM_JOYSTICK_STATE _GLFWjoystickLinux linjs
#define _GLFW_PLATFORM_LIBRARY_JOYSTICK_STATE _GLFWlibraryLinux linjs
#define _GLFW_PLATFORM_MAPPING_NAME "Linux"
// Linux-specific joystick data
//
typedef struct _GLFWjoystickLinux
{
int fd;
char path[PATH_MAX];
int keyMap[KEY_CNT - BTN_MISC];
int absMap[ABS_CNT];
struct input_absinfo absInfo[ABS_CNT];
int hats[4][2];
} _GLFWjoystickLinux;
// Linux-specific joystick API data
//
typedef struct _GLFWlibraryLinux
{
int inotify;
int watch;
regex_t regex;
GLFWbool dropped;
} _GLFWlibraryLinux;
GLFWbool _glfwInitJoysticksLinux(void);
void _glfwTerminateJoysticksLinux(void);
void _glfwDetectJoystickConnectionLinux(void);