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// GPS |
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// |
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// Douglas Thrift |
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// |
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// $Id$ |
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|
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#include <cerrno> |
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#include <iostream> |
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#include <sstream> |
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|
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#include <posix.hpp> |
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|
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#include "GPS.hpp" |
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|
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namespace GPS |
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{ |
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|
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Error::Error() |
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{ |
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std::ostringstream message; |
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|
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message << _B("GPS[#") << errno << _B("] "); |
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|
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switch (errno) |
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{ |
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case NL_NOSERVICE: |
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message << _B("can't get service entry"); |
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|
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break; |
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case NL_NOHOST: |
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message << _B("can't get host entry"); |
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|
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break; |
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case NL_NOPROTO: |
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message << _B("can't get protocol entry"); |
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|
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break; |
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case NL_NOSOCK: |
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message << _B("can't create socket"); |
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|
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break; |
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case NL_NOSOCKOPT: |
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message << _B("error SETSOCKOPT SO_REUSEADDR"); |
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|
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break; |
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case NL_NOCONNECT: |
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message << _B("can't connect to host"); |
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|
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break; |
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} |
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|
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this->message = message.str(); |
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} |
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|
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GPS::GPS(const std::string &host, const std::string &port) : gps(::gps_open(host.c_str(), port.c_str())) |
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{ |
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if (gps == NULL) |
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throw Error(); |
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} |
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|
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void GPS::Poll() |
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{ |
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Posix::CheckError(::gps_poll(gps)); |
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} |
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|
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void GPS::Query(const std::string &query) |
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{ |
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Posix::CheckError(::gps_query(gps, query.c_str())); |
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} |
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|
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} |
