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biss0001: throw exception(s) on fatal errors

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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 2015-09-08 16:36:48 -06:00 committed by Mihai Tudor Panu
parent 03cb2ec362
commit a564258fb0
1 changed files with 8 additions and 1 deletions
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9
src/biss0001/biss0001.cxx
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@ -23,6 +23,8 @@
*/ */
#include <iostream> #include <iostream>
#include <string>
#include <stdexcept>
#include "biss0001.h" #include "biss0001.h"
@ -30,7 +32,12 @@ using namespace upm;
BISS0001::BISS0001(int pin) BISS0001::BISS0001(int pin)
{ {
m_gpio = mraa_gpio_init(pin); if ( !(m_gpio = mraa_gpio_init(pin)) )
{
throw std::invalid_argument(std::string(__FUNCTION__) +
": mraa_gpio_init() failed, invalid pin?");
return;
}
mraa_gpio_dir(m_gpio, MRAA_GPIO_IN); mraa_gpio_dir(m_gpio, MRAA_GPIO_IN);
} }