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ssd1308: 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 2015-09-10 13:09:23 -06:00 committed by Mihai Tudor Panu
parent fe133d7454
commit cb6427b22e
1 changed files with 3 additions and 1 deletions
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4
src/lcd/ssd1308.cxx
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@ -22,6 +22,7 @@
* WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE. * WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
*/ */
#include <stdexcept>
#include <string> #include <string>
#include <unistd.h> #include <unistd.h>
@ -37,7 +38,8 @@ SSD1308::SSD1308(int bus_in, int addr_in) : m_i2c_lcd_control(bus_in)
mraa::Result error = m_i2c_lcd_control.address(m_lcd_control_address); mraa::Result error = m_i2c_lcd_control.address(m_lcd_control_address);
if (error != mraa::SUCCESS) { if (error != mraa::SUCCESS) {
fprintf(stderr, "Failed to initialize i2c bus\n"); throw std::invalid_argument(std::string(__FUNCTION__) +
": I2c.address() failed");
return; return;
} }