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File indexing completed on 2026-06-02 08:58:14
0001 //////////////////////////////////////////////////////////// 0002 // 0003 // SFML - Simple and Fast Multimedia Library 0004 // Copyright (C) 2007-2023 Laurent Gomila (laurent@sfml-dev.org) 0005 // 0006 // This software is provided 'as-is', without any express or implied warranty. 0007 // In no event will the authors be held liable for any damages arising from the use of this software. 0008 // 0009 // Permission is granted to anyone to use this software for any purpose, 0010 // including commercial applications, and to alter it and redistribute it freely, 0011 // subject to the following restrictions: 0012 // 0013 // 1. The origin of this software must not be misrepresented; 0014 // you must not claim that you wrote the original software. 0015 // If you use this software in a product, an acknowledgment 0016 // in the product documentation would be appreciated but is not required. 0017 // 0018 // 2. Altered source versions must be plainly marked as such, 0019 // and must not be misrepresented as being the original software. 0020 // 0021 // 3. This notice may not be removed or altered from any source distribution. 0022 // 0023 //////////////////////////////////////////////////////////// 0024 0025 #ifndef SFML_ERR_HPP 0026 #define SFML_ERR_HPP 0027 0028 //////////////////////////////////////////////////////////// 0029 // Headers 0030 //////////////////////////////////////////////////////////// 0031 #include <SFML/System/Export.hpp> 0032 #include <ostream> 0033 0034 0035 namespace sf 0036 { 0037 //////////////////////////////////////////////////////////// 0038 /// \brief Standard stream used by SFML to output warnings and errors 0039 /// 0040 //////////////////////////////////////////////////////////// 0041 SFML_SYSTEM_API std::ostream& err(); 0042 0043 } // namespace sf 0044 0045 0046 #endif // SFML_ERR_HPP 0047 0048 0049 //////////////////////////////////////////////////////////// 0050 /// \fn sf::err 0051 /// \ingroup system 0052 /// 0053 /// By default, sf::err() outputs to the same location as std::cerr, 0054 /// (-> the stderr descriptor) which is the console if there's 0055 /// one available. 0056 /// 0057 /// It is a standard std::ostream instance, so it supports all the 0058 /// insertion operations defined by the STL 0059 /// (operator <<, manipulators, etc.). 0060 /// 0061 /// sf::err() can be redirected to write to another output, independently 0062 /// of std::cerr, by using the rdbuf() function provided by the 0063 /// std::ostream class. 0064 /// 0065 /// Example: 0066 /// \code 0067 /// // Redirect to a file 0068 /// std::ofstream file("sfml-log.txt"); 0069 /// std::streambuf* previous = sf::err().rdbuf(file.rdbuf()); 0070 /// 0071 /// // Redirect to nothing 0072 /// sf::err().rdbuf(NULL); 0073 /// 0074 /// // Restore the original output 0075 /// sf::err().rdbuf(previous); 0076 /// \endcode 0077 /// 0078 /// \return Reference to std::ostream representing the SFML error stream 0079 /// 0080 ////////////////////////////////////////////////////////////
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