IOError.cpp
Go to the documentation of this file.00001 /*************************************************************************** 00002 * Copyright (C) 2004 by Ilya A. Volynets-Evenbakh * 00003 * ilya@total-knowledge.com * 00004 * * 00005 * This program is free software; you can redistribute it and/or modify * 00006 * it under the terms of the GNU General Public License as published by * 00007 * the Free Software Foundation; either version 2 of the License, or * 00008 * (at your option) any later version. * 00009 * * 00010 * This program is distributed in the hope that it will be useful, * 00011 * but WITHOUT ANY WARRANTY; without even the implied warranty of * 00012 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the * 00013 * GNU General Public License for more details. * 00014 * * 00015 * You should have received a copy of the GNU General Public License * 00016 * along with this program; if not, write to the * 00017 * Free Software Foundation, Inc., * 00018 * 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA. * 00019 ***************************************************************************/ 00020 #include <servlet/IOError.h> 00021 #include <string.h> 00022 00023 namespace servlet { 00024 00025 IOError::IOError() 00026 : std::ios_base::failure(geterrmsg()) 00027 , Traceable(errbuf) 00028 , m_errno(errno) 00029 { 00030 } 00031 IOError::IOError(const std::string& msg) 00032 : std::ios_base::failure((msg+": "+geterrmsg()).c_str()) 00033 , Traceable(msg+": "+errbuf) 00034 , m_errno(errno) 00035 { 00036 } 00037 00038 00039 IOError::~IOError() throw() 00040 { 00041 } 00042 00043 const char* IOError::geterrmsg() throw() 00044 { 00045 const char* err = ::strerror_r(errno, errbuf, sizeof(errbuf)); 00046 if(err!=errbuf) // GNU strerror_r may return errbuf or some other, static string 00047 ::strncpy(errbuf, err, sizeof(errbuf)); 00048 return errbuf; 00049 } 00050 00051 }