1 // 2 // Automated Testing Framework (atf) 3 // 4 // Copyright (c) 2007 The NetBSD Foundation, Inc. 5 // All rights reserved. 6 // 7 // Redistribution and use in source and binary forms, with or without 8 // modification, are permitted provided that the following conditions 9 // are met: 10 // 1. Redistributions of source code must retain the above copyright 11 // notice, this list of conditions and the following disclaimer. 12 // 2. Redistributions in binary form must reproduce the above copyright 13 // notice, this list of conditions and the following disclaimer in the 14 // documentation and/or other materials provided with the distribution. 15 // 16 // THIS SOFTWARE IS PROVIDED BY THE NETBSD FOUNDATION, INC. AND 17 // CONTRIBUTORS ``AS IS'' AND ANY EXPRESS OR IMPLIED WARRANTIES, 18 // INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES OF 19 // MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED. 20 // IN NO EVENT SHALL THE FOUNDATION OR CONTRIBUTORS BE LIABLE FOR ANY 21 // DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL 22 // DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE 23 // GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS 24 // INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER 25 // IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR 26 // OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN 27 // IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. 28 // 29 30 #include <cstring> 31 32 #include "exceptions.hpp" 33 34 // ------------------------------------------------------------------------ 35 // The "system_error" type. 36 // ------------------------------------------------------------------------ 37 38 tools::system_error::system_error(const std::string& who, 39 const std::string& message, 40 int sys_err) : 41 std::runtime_error(who + ": " + message), 42 m_sys_err(sys_err) 43 { 44 } 45 46 tools::system_error::~system_error(void) 47 throw() 48 { 49 } 50 51 int 52 tools::system_error::code(void) 53 const 54 throw() 55 { 56 return m_sys_err; 57 } 58 59 const char* 60 tools::system_error::what(void) 61 const 62 throw() 63 { 64 try { 65 if (m_message.length() == 0) { 66 m_message = std::string(std::runtime_error::what()) + ": "; 67 m_message += ::strerror(m_sys_err); 68 } 69 70 return m_message.c_str(); 71 } catch (...) { 72 return "Unable to format system_error message"; 73 } 74 } 75