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ublox6: 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 16:48:18 -06:00 committed by Mihai Tudor Panu
parent a564258fb0
commit cc6ba3be6d
1 changed files with 26 additions and 7 deletions
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33
src/ublox6/ublox6.cxx
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@ -23,6 +23,8 @@
*/
#include <iostream>
#include <string>
#include <stdexcept>
#include "ublox6.h"
@ -35,7 +37,8 @@ Ublox6::Ublox6(int uart)
if ( !(m_uart = mraa_uart_init(uart)) )
{
cerr << __FUNCTION__ << ": mraa_uart_init() failed" << endl;
throw std::invalid_argument(std::string(__FUNCTION__) +
": mraa_uart_init() failed");
return;
}
@ -44,15 +47,19 @@ Ublox6::Ublox6(int uart)
if (!devPath)
{
cerr << __FUNCTION__ << ": mraa_uart_get_dev_path() failed" << endl;
throw std::runtime_error(std::string(__FUNCTION__) +
": mraa_uart_get_dev_path() failed");
return;
}
// now open the tty
if ( (m_ttyFd = open(devPath, O_RDWR)) == -1)
{
cerr << __FUNCTION__ << ": open of " << devPath << " failed: "
<< strerror(errno) << endl;
string err = __FUNCTION__;
err += ": open of " + std::string(devPath) + " failed: " +
std::string(strerror(errno));
throw std::runtime_error(err);
return;
}
}
@ -95,7 +102,13 @@ int Ublox6::readData(char *buffer, int len)
int rv = read(m_ttyFd, buffer, len);
if (rv < 0)
cerr << __FUNCTION__ << ": read failed: " << strerror(errno) << endl;
{
string err = string(__FUNCTION__) + ": read failed: " +
string(strerror(errno));
throw std::runtime_error(err);
return rv;
}
return rv;
}
@ -109,7 +122,10 @@ int Ublox6::writeData(char * buffer, int len)
if (rv < 0)
{
cerr << __FUNCTION__ << ": write failed: " << strerror(errno) << endl;
string err = string(__FUNCTION__) + ": write failed: " +
string(strerror(errno));
throw std::runtime_error(err);
return rv;
}
@ -140,7 +156,10 @@ bool Ublox6::setupTty(speed_t baud)
int rv;
if ( (rv = tcsetattr(m_ttyFd, TCSAFLUSH, &termio)) < 0)
{
cerr << __FUNCTION__ << ": tcsetattr failed: " << strerror(errno) << endl;
string err = string(__FUNCTION__) + ": tcsetattr failed: " +
string(strerror(errno));
throw std::runtime_error(err);
return false;
}