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improved TCP circuit creation failure exception diagnostics

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This commit is contained in:
Jeff Hill
2009-08-14 16:57:48 +00:00
parent 8303cf053b
commit e0d16659e1
1 changed files with 8 additions and 5 deletions
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src/ca/tcpiiu.cpp
+8 -5
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@@ -26,6 +26,7 @@
#define epicsAssertAuthor "Jeff Hill johill@lanl.gov"
#include <string>
#include "errlog.h"
#define epicsExportSharedSymbols
@@ -694,13 +695,15 @@ tcpiiu::tcpiiu (
{
this->sock = epicsSocketCreate ( AF_INET, SOCK_STREAM, IPPROTO_TCP );
if ( this->sock == INVALID_SOCKET ) {
cac.releaseSmallBufferTCP ( this->pCurData );
char sockErrBuf[64];
epicsSocketConvertErrnoToString (
sockErrBuf, sizeof ( sockErrBuf ) );
errlogPrintf ( "CAC: unable to create virtual circuit because \"%s\"\n",
sockErrBuf );
cac.releaseSmallBufferTCP ( this->pCurData );
throw std::bad_alloc ();
std :: string reason =
"CAC: TCP circuit creation failure because \"";
reason += sockErrBuf;
reason += "\"";
throw std :: runtime_error ( reason );
}
int flag = true;
@@ -748,7 +751,7 @@ tcpiiu::tcpiiu (
if (status < 0) {
char sockErrBuf[64];
epicsSocketConvertErrnoToString ( sockErrBuf, sizeof ( sockErrBuf ) );
errlogPrintf ("CAC: problems setting socket option SO_SNDBUF = \"%s\"\n",
errlogPrintf ( "CAC: problems setting socket option SO_SNDBUF = \"%s\"\n",
sockErrBuf );
}
i = MAX_MSG_SIZE;