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max31723: remove custom exception and use standard ones

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Signed-off-by: Jon Trulson <jtrulson@ics.com>
Signed-off-by: Mihai Tudor Panu <mihai.tudor.panu@intel.com>
This commit is contained in:
Jon Trulson 2015-08-07 16:36:02 -06:00 committed by Mihai Tudor Panu
parent b81be93411
commit c878283c44
1 changed files with 7 additions and 10 deletions
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17
src/max31723/max31723.cxx
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@ -25,37 +25,34 @@
#include <iostream>
#include <unistd.h>
#include <stdlib.h>
#include <stdexcept>
#include "max31723.h"
using namespace upm;
struct MAX31723Exception : public std::exception {
std::string message;
MAX31723Exception (std::string msg) : message (msg) { }
~MAX31723Exception () throw () { }
const char* what() const throw () { return message.c_str(); }
};
MAX31723::MAX31723 (int csn) {
mraa_result_t error = MRAA_SUCCESS;
m_name = "MAX31723";
m_csnPinCtx = mraa_gpio_init (csn);
if (m_csnPinCtx == NULL) {
throw MAX31723Exception ("GPIO failed to initilize");
throw std::invalid_argument(std::string(__FUNCTION__) +
": mraa_gpio_init() failed");
}
error = mraa_gpio_dir (m_csnPinCtx, MRAA_GPIO_OUT);
if (error != MRAA_SUCCESS) {
throw MAX31723Exception ("GPIO failed to initilize");
throw std::invalid_argument(std::string(__FUNCTION__) +
": mraa_gpio_dir() failed");
}
CSOff ();
m_spi = mraa_spi_init (0);
if (m_spi == NULL) {
throw MAX31723Exception ("SPI failed to initilize");
throw std::invalid_argument(std::string(__FUNCTION__) +
": mraa_spi_init() failed");
}
// set spi mode to mode2 (CPOL = 1, CPHA = 0)