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epicsSocketCountUnsentBytes returns -1 on failure

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This commit is contained in:
zimoch
2019-09-19 12:08:45 +02:00
committed by Martin Konrad
parent 62fb49f93b
commit eb8992a750
1 changed files with 6 additions and 3 deletions
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9
src/libCom/log/logClient.c
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@@ -226,7 +226,7 @@ static int epicsSocketCountUnsentBytes(SOCKET sock) {
if (ioctl(sock, TIOCOUTQ, &unsent) == 0)
return unsent;
#endif
return 0;
return -1;
}
/*
@@ -292,8 +292,11 @@ void epicsShareAPI logClientFlush ( logClientId id )
logClientClose ( pClient );
}
else if ( nSent > 0 && pClient->nextMsgIndex > 0 ) {
pClient->backlog = epicsSocketCountUnsentBytes ( pClient->sock );
nSent -= pClient->backlog;
int backlog = epicsSocketCountUnsentBytes ( pClient->sock );
if (backlog >= 0) {
pClient->backlog = backlog;
nSent -= backlog;
}
pClient->nextMsgIndex -= nSent;
if ( nSent > 0 && pClient->nextMsgIndex > 0 ) {
memmove ( pClient->msgBuf, & pClient->msgBuf[nSent],