| // Boost large_file_support_test.cpp ---------------------------------------// |
| |
| // Copyright Beman Dawes 2004. |
| // Use, modification, and distribution is subject to the Boost Software |
| // License, Version 1.0. (See accompanying file LICENSE_1_0.txt or copy at |
| // http://www.boost.org/LICENSE_1_0.txt) |
| |
| // See library home page at http://www.boost.org/libs/filesystem |
| |
| // See deprecated_test for tests of deprecated features |
| #ifndef BOOST_FILESYSTEM_NO_DEPRECATED |
| # define BOOST_FILESYSTEM_NO_DEPRECATED |
| #endif |
| #ifndef BOOST_SYSTEM_NO_DEPRECATED |
| # define BOOST_SYSTEM_NO_DEPRECATED |
| #endif |
| |
| #include <boost/filesystem/operations.hpp> |
| namespace fs = boost::filesystem; |
| |
| #include <iostream> |
| |
| int main() |
| { |
| if ( fs::detail::possible_large_file_size_support() ) |
| { |
| std::cout << "It appears that file sizes greater that 2 gigabytes are possible\n" |
| "for this configuration on this platform since the operating system\n" |
| "does use a large enough integer type to report large file sizes.\n\n" |
| "Whether or not such support is actually present depends on the OS\n"; |
| return 0; |
| } |
| std::cout << "The operating system is using an integer type to report file sizes\n" |
| "that can not represent file sizes greater that 2 gigabytes (31-bits).\n" |
| "Thus the Filesystem Library will not correctly deal with such large\n" |
| "files. If you think that this operatiing system should be able to\n" |
| "support large files, please report the problem to the Boost developers\n" |
| "mailing list.\n"; |
| return 1; |
| } |