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

74 lines
1.8 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
*/
#ifndef localHostNameh
#define localHostNameh
#include <string.h>
#ifdef epicsExportSharedSymbols
# define localHostNameh_restore_epicsExportSharedSymbols
# undef epicsExportSharedSymbols
#endif
#include "epicsSingleton.h"
#ifdef localHostNameh_restore_epicsExportSharedSymbols
# define epicsExportSharedSymbols
#endif
class localHostName {
public:
localHostName ();
~localHostName ();
const char * pointer () const;
void copy ( char *pBuf, unsigned bufLength ) const;
unsigned stringLength () const;
private:
bool attachedToSockLib;
unsigned length;
char cache [128];
};
extern epicsSingleton < localHostName > localHostNameAtLoadTime;
inline unsigned localHostName::stringLength () const
{
return this->length;
}
inline void localHostName::copy ( char *pBuf, unsigned bufLength ) const
{
if ( bufLength ) {
strncpy ( pBuf, this->cache, bufLength );
pBuf [ bufLength - 1 ] = '\0';
}
}
inline const char * localHostName::pointer () const
{
return this->cache;
}
#endif // ifndef localHostNameh