/***********************************************************************
* *
* This software is part of the ast package *
* Copyright (c) 1997-2011 AT&T Intellectual Property *
* and is licensed under the *
* Common Public License, Version 1.0 *
* by AT&T Intellectual Property *
* *
* A copy of the License is available at *
* http://www.opensource.org/licenses/cpl1.0.txt *
* (with md5 checksum 059e8cd6165cb4c31e351f2b69388fd9) *
* *
* Information and Software Systems Research *
* AT&T Research *
* Florham Park NJ *
* *
* Glenn Fowler <gsf@research.att.com> *
* *
***********************************************************************/
#pragma prototyped
/*
* Glenn Fowler
* AT&T Research
*/
#include "dlllib.h"
Dllstate_t state;
/*
* return error message from last failed dl*() call
* retain==0 resets the last dl*() error
*/
extern char*
dllerror(int retain)
{
char* s;
if (state.error)
{
state.error = retain;
return state.errorbuf;
}
s = dlerror();
if (retain)
{
state.error = retain;
sfsprintf(state.errorbuf, sizeof(state.errorbuf), "%s", s);
}
return s;
}