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si114x: 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 2015-09-11 11:13:12 -06:00 committed by Mihai Tudor Panu
parent d3bfebeca0
commit 6b19482ceb
1 changed files with 7 additions and 5 deletions
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12
src/si114x/si114x.cxx
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@ -27,6 +27,7 @@
#include <unistd.h> #include <unistd.h>
#include <math.h> #include <math.h>
#include <iostream> #include <iostream>
#include <stdexcept>
#include <string> #include <string>
#include "si114x.h" #include "si114x.h"
@ -43,7 +44,8 @@ SI114X::SI114X(int bus, uint8_t address)
// setup our i2c link // setup our i2c link
if ( !(m_i2c = mraa_i2c_init(bus)) ) if ( !(m_i2c = mraa_i2c_init(bus)) )
{ {
cerr << "SI114X: mraa_i2c_init() failed." << endl; throw std::invalid_argument(std::string(__FUNCTION__) +
": mraa_i2c_init() failed");
return; return;
} }
@ -51,8 +53,8 @@ SI114X::SI114X(int bus, uint8_t address)
if ( (rv = mraa_i2c_address(m_i2c, m_addr)) != MRAA_SUCCESS) if ( (rv = mraa_i2c_address(m_i2c, m_addr)) != MRAA_SUCCESS)
{ {
cerr << "SI114X: Could not initialize i2c bus. " << endl; throw std::runtime_error(std::string(__FUNCTION__) +
mraa_result_print(rv); ": mraa_i2c_address() failed");
return; return;
} }
@ -79,8 +81,8 @@ bool SI114X::writeByte(uint8_t reg, uint8_t byte)
if (rv != MRAA_SUCCESS) if (rv != MRAA_SUCCESS)
{ {
cerr << __FUNCTION__ << ": mraa_i2c_write_byte() failed." << endl; throw std::runtime_error(std::string(__FUNCTION__) +
mraa_result_print(rv); ": mraa_i2c_write_byte() failed");
return false; return false;
} }