| // Copyright (C) 2001, 2002, 2003 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 2, 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 COPYING. If not, write to the Free |
| // Software Foundation, 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, |
| // USA. |
| |
| // 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 <fstream> |
| #include <unistd.h> |
| #include <signal.h> |
| #include <fcntl.h> |
| #include <sys/types.h> |
| #include <sys/stat.h> |
| #include <ext/stdio_filebuf.h> |
| #include <testsuite_hooks.h> |
| |
| const char name_01[] = "filebuf_virtuals-1.txt"; // file with data in it |
| |
| void test_03() |
| { |
| bool test __attribute__((unused)) = true; |
| int first_fd = ::open(name_01, O_RDONLY); |
| VERIFY( first_fd != -1 ); |
| FILE* first_file = ::fdopen(first_fd, "r"); |
| VERIFY( first_file != NULL ); |
| __gnu_cxx::stdio_filebuf<char> fb(first_file, std::ios_base::in); |
| |
| int second_fd = fb.fd(); |
| |
| VERIFY( first_fd == second_fd ); |
| } |
| |
| int |
| main() |
| { |
| test_03(); |
| return 0; |
| } |
| |
| |