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Errno #254

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merged 2 commits into from
Aug 12, 2021
Merged

Errno #254

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e17d347
Better error message.
caguero Aug 10, 2021
96ce3c0
Tweak
caguero Aug 10, 2021
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5 changes: 4 additions & 1 deletion include/ignition/transport/Discovery.hh
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Original file line number Diff line number Diff line change
Expand Up @@ -1170,6 +1170,7 @@ namespace ignition
// Send the discovery message to the unicast relays.
for (const auto &sockAddr : this->relayAddrs)
{
errno = 0;
auto sent = sendto(this->sockets.at(0),
reinterpret_cast<const raw_type *>(
reinterpret_cast<const unsigned char*>(buffer)),
Expand All @@ -1179,7 +1180,9 @@ namespace ignition

if (sent != totalSize)
{
std::cerr << "Exception sending a unicast message" << std::endl;
std::cerr << "Exception sending a unicast message:" << std::endl;
std::cerr << " Return value: " << sent << std::endl;
std::cerr << " Error code: " << strerror(errno) << std::endl;
break;
}
}
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