text: /*
   * Author: Jon Trulson <jtrulson@ics.com>
   * Copyright (c) 2016 Intel Corporation.
   *
   * This program and the accompanying materials are made available under the
   * terms of the The MIT License which is available at
   * https://opensource.org/licenses/MIT.
   *
   * SPDX-License-Identifier: MIT
   */
  
  #include <unistd.h>
  #include <signal.h>
  
  #include <upm_utilities.h>
  #include <ecezo.h>
  
  bool shouldRun = true;
  
  void sig_handler(int signo)
  {
    if (signo == SIGINT)
      shouldRun = false;
  }
  
  int main()
  {
      signal(SIGINT, sig_handler);
  
      //! [Interesting]
  
      // Instantiate a ECEZO sensor on uart 0 at 9600 baud.
      ecezo_context sensor = ecezo_uart_init(0, 9600);
  
      // For I2C, assuming the device is configured for address 0x64 on
      // I2C bus 0, you could use something like:
      //
      // ecezo_context sensor = ecezo_i2c_init(0, 0x64);
  
      if (!sensor)
      {
          printf("ecezo_init() failed.\n");
          return 1;
      }
  
      while (shouldRun)
      {
          // this will take about 1 second to complete
          if (ecezo_update(sensor))
          {
              printf("ecezo_update() failed\n");
          }
          else
          {
              printf("EC %f uS/cm, TDS %f mg/L, Salinity %f PSS-78, SG %f\n",
                     ecezo_get_ec(sensor),
                     ecezo_get_tds(sensor),
                     ecezo_get_salinity(sensor),
                     ecezo_get_sg(sensor));
          }
  
          upm_delay(5);
      }
  
      //! [Interesting]
  
      printf("Exiting\n");
  
      ecezo_close(sensor);
  
      return 0;
  }
  