hybris/tests/test_sensors.c

   1 /*
   2  * Copyright (c) 2012 Simon Busch <morphis@gravedo.de>
   3  *
   4  * Licensed under the Apache License, Version 2.0 (the "License");
   5  * you may not use this file except in compliance with the License.
   6  * You may obtain a copy of the License at
   7  *
   8  * http://www.apache.org/licenses/LICENSE-2.0
   9  *
  10  * Unless required by applicable law or agreed to in writing, software
  11  * distributed under the License is distributed on an "AS IS" BASIS,
  12  * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
  13  * See the License for the specific language governing permissions and
  14  * limitations under the License.
  15  *
  16  */
  17
  18 #include <assert.h>
  19 #include <stdio.h>
  20 #include <stdlib.h>
  21 #include <android/hardware/sensors.h>
  22
  23 int main(int argc, char **argv)
  24 {
  25         struct hw_module_t *hwmod;
  26         struct sensors_poll_device_t *dev;
  27
  28         hw_get_module(SENSORS_HARDWARE_MODULE_ID, (const hw_module_t**) &hwmod);
  29         assert(hwmod != NULL);
  30
  31         if (sensors_open(hwmod, &dev) < 0) {
  32                 printf("ERROR: failed to open sensors device\n");
  33                 exit(1);
  34         }
  35
  36         if (sensors_close(dev) < 0) {
  37                 printf("ERROR: failed to close sensors device\n");
  38                 exit(1);
  39         }
  40
  41         return 0;
  42 }
  43
  44 // vim:ts=4:sw=4:noexpandtab