Files
pcas/src/ca/localHostName.cpp
2002-10-23 23:34:42 +00:00

52 lines
1.5 KiB
C++

/*************************************************************************\
* Copyright (c) 2002 The University of Chicago, as Operator of Argonne
* National Laboratory.
* Copyright (c) 2002 The Regents of the University of California, as
* Operator of Los Alamos National Laboratory.
* EPICS BASE Versions 3.13.7
* and higher are distributed subject to a Software License Agreement found
* in file LICENSE that is included with this distribution.
\*************************************************************************/
/* $Id$
*
* L O S A L A M O S
* Los Alamos National Laboratory
* Los Alamos, New Mexico 87545
*
* Copyright, 1986, The Regents of the University of California.
*
* Author: Jeff Hill
*/
#include "osiSock.h"
#include "localHostName.h"
epicsSingleton < localHostName > localHostNameAtLoadTime;
localHostName::localHostName ()
{
int status = osiSockAttach ();
if ( status ) {
this->attachedToSockLib = true;
status = gethostname ( this->cache, sizeof ( this->cache ) );
if ( status ) {
strncpy ( this->cache, "<unknown host>", sizeof ( this->cache ) );
}
}
else {
this->attachedToSockLib = false;
strncpy ( this->cache, "<unknown host>", sizeof ( this->cache ) );
}
this->cache [ sizeof ( this->cache ) - 1u ] = '\0';
this->length = strlen ( this->cache );
}
localHostName::~localHostName ()
{
if ( this->attachedToSockLib ) {
osiSockRelease ();
}
}