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FORK: Simple Directmedia Layer
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SDL_dummysensor.c (2468B)

      1 /*
      2   Simple DirectMedia Layer
      3   Copyright (C) 1997-2020 Sam Lantinga <slouken@libsdl.org>
      4 
      5   This software is provided 'as-is', without any express or implied
      6   warranty.  In no event will the authors be held liable for any damages
      7   arising from the use of this software.
      8 
      9   Permission is granted to anyone to use this software for any purpose,
     10   including commercial applications, and to alter it and redistribute it
     11   freely, subject to the following restrictions:
     12 
     13   1. The origin of this software must not be misrepresented; you must not
     14      claim that you wrote the original software. If you use this software
     15      in a product, an acknowledgment in the product documentation would be
     16      appreciated but is not required.
     17   2. Altered source versions must be plainly marked as such, and must not be
     18      misrepresented as being the original software.
     19   3. This notice may not be removed or altered from any source distribution.
     20 */
     21 #include "../../SDL_internal.h"
     22 
     23 #include "SDL_config.h"
     24 
     25 #if defined(SDL_SENSOR_DUMMY) || defined(SDL_SENSOR_DISABLED)
     26 
     27 #include "SDL_error.h"
     28 #include "SDL_sensor.h"
     29 #include "SDL_dummysensor.h"
     30 #include "../SDL_syssensor.h"
     31 
     32 static int
     33 SDL_DUMMY_SensorInit(void)
     34 {
     35     return 0;
     36 }
     37 
     38 static int
     39 SDL_DUMMY_SensorGetCount(void)
     40 {
     41     return 0;
     42 }
     43 
     44 static void
     45 SDL_DUMMY_SensorDetect(void)
     46 {
     47 }
     48 
     49 static const char *
     50 SDL_DUMMY_SensorGetDeviceName(int device_index)
     51 {
     52     return NULL;
     53 }
     54 
     55 static SDL_SensorType
     56 SDL_DUMMY_SensorGetDeviceType(int device_index)
     57 {
     58     return SDL_SENSOR_INVALID;
     59 }
     60 
     61 static int
     62 SDL_DUMMY_SensorGetDeviceNonPortableType(int device_index)
     63 {
     64     return -1;
     65 }
     66 
     67 static SDL_SensorID
     68 SDL_DUMMY_SensorGetDeviceInstanceID(int device_index)
     69 {
     70     return -1;
     71 }
     72 
     73 static int
     74 SDL_DUMMY_SensorOpen(SDL_Sensor *sensor, int device_index)
     75 {
     76     return SDL_Unsupported();
     77 }
     78     
     79 static void
     80 SDL_DUMMY_SensorUpdate(SDL_Sensor *sensor)
     81 {
     82 }
     83 
     84 static void
     85 SDL_DUMMY_SensorClose(SDL_Sensor *sensor)
     86 {
     87 }
     88 
     89 static void
     90 SDL_DUMMY_SensorQuit(void)
     91 {
     92 }
     93 
     94 SDL_SensorDriver SDL_DUMMY_SensorDriver =
     95 {
     96     SDL_DUMMY_SensorInit,
     97     SDL_DUMMY_SensorGetCount,
     98     SDL_DUMMY_SensorDetect,
     99     SDL_DUMMY_SensorGetDeviceName,
    100     SDL_DUMMY_SensorGetDeviceType,
    101     SDL_DUMMY_SensorGetDeviceNonPortableType,
    102     SDL_DUMMY_SensorGetDeviceInstanceID,
    103     SDL_DUMMY_SensorOpen,
    104     SDL_DUMMY_SensorUpdate,
    105     SDL_DUMMY_SensorClose,
    106     SDL_DUMMY_SensorQuit,
    107 };
    108 
    109 #endif /* SDL_SENSOR_DUMMY || SDL_SENSOR_DISABLED */
    110 
    111 /* vi: set ts=4 sw=4 expandtab: */