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1 //========================================================================
2 // GLFW 3.5 Linux - www.glfw.org
3 //------------------------------------------------------------------------
4 // Copyright (c) 2014 Jonas Ådahl <jadahl@gmail.com>
5 //
6 // This software is provided 'as-is', without any express or implied
7 // warranty. In no event will the authors be held liable for any damages
8 // arising from the use of this software.
9 //
10 // Permission is granted to anyone to use this software for any purpose,
11 // including commercial applications, and to alter it and redistribute it
12 // freely, subject to the following restrictions:
13 //
14 // 1. The origin of this software must not be misrepresented; you must not
15 //    claim that you wrote the original software. If you use this software
16 //    in a product, an acknowledgment in the product documentation would
17 //    be appreciated but is not required.
18 //
19 // 2. Altered source versions must be plainly marked as such, and must not
20 //    be misrepresented as being the original software.
21 //
22 // 3. This notice may not be removed or altered from any source
23 //    distribution.
24 //
25 //========================================================================
26 
27 #include <linux/input.h>
28 #include <linux/limits.h>
29 #include <regex.h>
30 
31 #define GLFW_LINUX_JOYSTICK_STATE         _GLFWjoystickLinux linjs;
32 #define GLFW_LINUX_LIBRARY_JOYSTICK_STATE _GLFWlibraryLinux  linjs;
33 
34 // Linux-specific joystick data
35 //
36 typedef struct _GLFWjoystickLinux
37 {
38     int                     fd;
39     char                    path[PATH_MAX];
40     int                     keyMap[KEY_CNT - BTN_MISC];
41     int                     absMap[ABS_CNT];
42     struct input_absinfo    absInfo[ABS_CNT];
43     int                     hats[4][2];
44 } _GLFWjoystickLinux;
45 
46 // Linux-specific joystick API data
47 //
48 typedef struct _GLFWlibraryLinux
49 {
50     int                     inotify;
51     int                     watch;
52     regex_t                 regex;
53     GLFWbool                regexCompiled;
54     GLFWbool                dropped;
55 } _GLFWlibraryLinux;
56 
57 void _glfwDetectJoystickConnectionLinux(void);
58 
59 GLFWbool _glfwInitJoysticksLinux(void);
60 void _glfwTerminateJoysticksLinux(void);
61 GLFWbool _glfwPollJoystickLinux(_GLFWjoystick* js, int mode);
62 const char* _glfwGetMappingNameLinux(void);
63 void _glfwUpdateGamepadGUIDLinux(char* guid);
64 
65