From cb6427b22e8a5620dc4704a6d2d03bf706e791dc Mon Sep 17 00:00:00 2001
From: Jon Trulson <jtrulson@ics.com>
Date: Thu, 10 Sep 2015 13:09:23 -0600
Subject: [PATCH] ssd1308: throw exception(s) on fatal errors

Signed-off-by: Jon Trulson <jtrulson@ics.com>
Signed-off-by: Mihai Tudor Panu <mihai.tudor.panu@intel.com>
---
 src/lcd/ssd1308.cxx | 4 +++-
 1 file changed, 3 insertions(+), 1 deletion(-)

diff --git a/src/lcd/ssd1308.cxx b/src/lcd/ssd1308.cxx
index e57310da..7adc8308 100644
--- a/src/lcd/ssd1308.cxx
+++ b/src/lcd/ssd1308.cxx
@@ -22,6 +22,7 @@
  * WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
  */
 
+#include <stdexcept>
 #include <string>
 #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);
     if (error != mraa::SUCCESS) {
-        fprintf(stderr, "Failed to initialize i2c bus\n");
+        throw std::invalid_argument(std::string(__FUNCTION__) +
+                                    ": I2c.address() failed");
         return;
     }