1bc8d3f97eb5c958007f2713238472e0c1c8fe02Howard Hinnant//===----------------------------------------------------------------------===// 2bc8d3f97eb5c958007f2713238472e0c1c8fe02Howard Hinnant// 3f5256e16dfc425c1d466f6308d4026d529ce9e0bHoward Hinnant// The LLVM Compiler Infrastructure 4bc8d3f97eb5c958007f2713238472e0c1c8fe02Howard Hinnant// 5b64f8b07c104c6cc986570ac8ee0ed16a9f23976Howard Hinnant// This file is dual licensed under the MIT and the University of Illinois Open 6b64f8b07c104c6cc986570ac8ee0ed16a9f23976Howard Hinnant// Source Licenses. See LICENSE.TXT for details. 7bc8d3f97eb5c958007f2713238472e0c1c8fe02Howard Hinnant// 8bc8d3f97eb5c958007f2713238472e0c1c8fe02Howard Hinnant//===----------------------------------------------------------------------===// 9bc8d3f97eb5c958007f2713238472e0c1c8fe02Howard Hinnant 10bc8d3f97eb5c958007f2713238472e0c1c8fe02Howard Hinnant// <fstream> 11bc8d3f97eb5c958007f2713238472e0c1c8fe02Howard Hinnant 12bc8d3f97eb5c958007f2713238472e0c1c8fe02Howard Hinnant// template <class charT, class traits = char_traits<charT> > 13bc8d3f97eb5c958007f2713238472e0c1c8fe02Howard Hinnant// class basic_ofstream 14bc8d3f97eb5c958007f2713238472e0c1c8fe02Howard Hinnant 15bc8d3f97eb5c958007f2713238472e0c1c8fe02Howard Hinnant// void open(const string& s, ios_base::openmode mode = ios_base::out); 16bc8d3f97eb5c958007f2713238472e0c1c8fe02Howard Hinnant 17bc8d3f97eb5c958007f2713238472e0c1c8fe02Howard Hinnant#include <fstream> 18bc8d3f97eb5c958007f2713238472e0c1c8fe02Howard Hinnant#include <cassert> 1906d8bf6ce2008526732ae40ad46f7ff031c409e7Howard Hinnant#include "platform_support.h" 20bc8d3f97eb5c958007f2713238472e0c1c8fe02Howard Hinnant 21bc8d3f97eb5c958007f2713238472e0c1c8fe02Howard Hinnantint main() 22bc8d3f97eb5c958007f2713238472e0c1c8fe02Howard Hinnant{ 2306d8bf6ce2008526732ae40ad46f7ff031c409e7Howard Hinnant std::string temp = get_temp_file_name(); 24bc8d3f97eb5c958007f2713238472e0c1c8fe02Howard Hinnant { 25bc8d3f97eb5c958007f2713238472e0c1c8fe02Howard Hinnant std::ofstream fs; 26bc8d3f97eb5c958007f2713238472e0c1c8fe02Howard Hinnant assert(!fs.is_open()); 27bc8d3f97eb5c958007f2713238472e0c1c8fe02Howard Hinnant char c = 'a'; 28bc8d3f97eb5c958007f2713238472e0c1c8fe02Howard Hinnant fs << c; 29bc8d3f97eb5c958007f2713238472e0c1c8fe02Howard Hinnant assert(fs.fail()); 3006d8bf6ce2008526732ae40ad46f7ff031c409e7Howard Hinnant fs.open(temp); 31bc8d3f97eb5c958007f2713238472e0c1c8fe02Howard Hinnant assert(fs.is_open()); 32bc8d3f97eb5c958007f2713238472e0c1c8fe02Howard Hinnant fs << c; 33bc8d3f97eb5c958007f2713238472e0c1c8fe02Howard Hinnant } 34bc8d3f97eb5c958007f2713238472e0c1c8fe02Howard Hinnant { 3506d8bf6ce2008526732ae40ad46f7ff031c409e7Howard Hinnant std::ifstream fs(temp.c_str()); 36bc8d3f97eb5c958007f2713238472e0c1c8fe02Howard Hinnant char c = 0; 37bc8d3f97eb5c958007f2713238472e0c1c8fe02Howard Hinnant fs >> c; 38bc8d3f97eb5c958007f2713238472e0c1c8fe02Howard Hinnant assert(c == 'a'); 39bc8d3f97eb5c958007f2713238472e0c1c8fe02Howard Hinnant } 4006d8bf6ce2008526732ae40ad46f7ff031c409e7Howard Hinnant std::remove(temp.c_str()); 41bc8d3f97eb5c958007f2713238472e0c1c8fe02Howard Hinnant { 42bc8d3f97eb5c958007f2713238472e0c1c8fe02Howard Hinnant std::wofstream fs; 43bc8d3f97eb5c958007f2713238472e0c1c8fe02Howard Hinnant assert(!fs.is_open()); 44bc8d3f97eb5c958007f2713238472e0c1c8fe02Howard Hinnant wchar_t c = L'a'; 45bc8d3f97eb5c958007f2713238472e0c1c8fe02Howard Hinnant fs << c; 46bc8d3f97eb5c958007f2713238472e0c1c8fe02Howard Hinnant assert(fs.fail()); 4706d8bf6ce2008526732ae40ad46f7ff031c409e7Howard Hinnant fs.open(temp); 48bc8d3f97eb5c958007f2713238472e0c1c8fe02Howard Hinnant assert(fs.is_open()); 49bc8d3f97eb5c958007f2713238472e0c1c8fe02Howard Hinnant fs << c; 50bc8d3f97eb5c958007f2713238472e0c1c8fe02Howard Hinnant } 51bc8d3f97eb5c958007f2713238472e0c1c8fe02Howard Hinnant { 5206d8bf6ce2008526732ae40ad46f7ff031c409e7Howard Hinnant std::wifstream fs(temp.c_str()); 53bc8d3f97eb5c958007f2713238472e0c1c8fe02Howard Hinnant wchar_t c = 0; 54bc8d3f97eb5c958007f2713238472e0c1c8fe02Howard Hinnant fs >> c; 55bc8d3f97eb5c958007f2713238472e0c1c8fe02Howard Hinnant assert(c == L'a'); 56bc8d3f97eb5c958007f2713238472e0c1c8fe02Howard Hinnant } 5706d8bf6ce2008526732ae40ad46f7ff031c409e7Howard Hinnant std::remove(temp.c_str()); 58bc8d3f97eb5c958007f2713238472e0c1c8fe02Howard Hinnant} 59