X-Git-Url: https://oss.titaniummirror.com/gitweb?a=blobdiff_plain;f=libstdc%2B%2B-v3%2Ftestsuite%2F27_io%2Fbasic_filebuf%2Fclose%2Fchar%2F2.cc;fp=libstdc%2B%2B-v3%2Ftestsuite%2F27_io%2Fbasic_filebuf%2Fclose%2Fchar%2F2.cc;h=9d0cb0f749932e7a3cb5f7faadd8c99047184b65;hb=6fed43773c9b0ce596dca5686f37ac3fc0fa11c0;hp=0000000000000000000000000000000000000000;hpb=27b11d56b743098deb193d510b337ba22dc52e5c;p=msp430-gcc.git diff --git a/libstdc++-v3/testsuite/27_io/basic_filebuf/close/char/2.cc b/libstdc++-v3/testsuite/27_io/basic_filebuf/close/char/2.cc new file mode 100644 index 00000000..9d0cb0f7 --- /dev/null +++ b/libstdc++-v3/testsuite/27_io/basic_filebuf/close/char/2.cc @@ -0,0 +1,80 @@ +// Copyright (C) 2001, 2002, 2003, 2009 Free Software Foundation, Inc. +// +// This file is part of the GNU ISO C++ Library. This library is free +// software; you can redistribute it and/or modify it under the +// terms of the GNU General Public License as published by the +// Free Software Foundation; either version 3, or (at your option) +// any later version. + +// This library is distributed in the hope that it will be useful, +// but WITHOUT ANY WARRANTY; without even the implied warranty of +// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the +// GNU General Public License for more details. + +// You should have received a copy of the GNU General Public License along +// with this library; see the file COPYING3. If not see +// . + +// { dg-require-fileio "" } + +// 27.8.1.3 filebuf member functions +// @require@ %-*.tst %-*.txt +// @diff@ %-*.tst %-*.txt + +// various tests for filebuf::open() and filebuf::close() including +// the non-portable functionality in the libstdc++-v3 IO library + +#include +#include +#include + +// Verify that std::filebuf doesn't close files that it didn't open +// when using the following std::filebuf ctor: +// +// std::filebuf(__c_file_type* __f, +// ios_base::openmode __mode, +// int_type __s); +// +// Thanks to "George T. Talbot" for uncovering +// this bug/situation. + +const char name_01[] = "filebuf_virtuals-1.txt"; // file with data in it +const char name_02[] = "filebuf_virtuals-2.txt"; // empty file, need to create + +void test_02() +{ + bool test __attribute__((unused)) = true; + int close_num = 0; + + // read (ext) + FILE* f2 = fopen(name_01, "r"); + VERIFY( f2 != NULL ); + if (f2) + { + __gnu_cxx::stdio_filebuf fb(f2, std::ios_base::in, 512); + close_num = fclose(f2); + } + VERIFY( close_num == 0 ); + + // read (standard) + FILE* f = fopen(name_01, "r"); + VERIFY( f != NULL ); + if (f) + { + std::ifstream ifstream1(name_01); + VERIFY( ifstream1.is_open() ); + std::ios_base::iostate st01 = ifstream1.rdstate(); + VERIFY( st01 == std::ios_base::goodbit ); + close_num = fclose(f); + } + VERIFY( close_num == 0 ); +} + +int +main() +{ + test_02(); + return 0; +} + +