boost/gil/io/detail/filesystem.hpp
// // Copyright 2022 Mateusz Loskot <mateusz at loskot dot net> // // Distributed under 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 // #ifndef BOOST_GIL_IO_DETAIL_FILESYSTEM_HPP #define BOOST_GIL_IO_DETAIL_FILESYSTEM_HPP #include <boost/config.hpp> #if !defined(BOOST_GIL_IO_USE_BOOST_FILESYSTEM) && !defined(BOOST_NO_CXX17_HDR_FILESYSTEM) #if defined(__cpp_lib_filesystem) #include <filesystem> #define BOOST_GIL_IO_USE_STD_FILESYSTEM #elif defined(__cpp_lib_experimental_filesystem) #include <experimental/filesystem> #define BOOST_GIL_IO_USE_STD_FILESYSTEM #define BOOST_GIL_IO_USE_STD_EXPERIMENTAL_FILESYSTEM #endif #endif // !BOOST_GIL_IO_USE_BOOST_FILESYSTEM && !BOOST_NO_CXX17_HDR_FILESYSTEM #if !defined(BOOST_GIL_IO_USE_STD_FILESYSTEM) // Disable warning: conversion to 'std::atomic<int>::__integral_type {aka int}' from 'long int' may alter its value #if defined(BOOST_CLANG) #pragma clang diagnostic push #pragma clang diagnostic ignored "-Wshorten-64-to-32" #endif #if defined(BOOST_GCC) && (BOOST_GCC >= 40900) #pragma GCC diagnostic push #pragma GCC diagnostic ignored "-Wconversion" #endif #define BOOST_FILESYSTEM_VERSION 3 #include <boost/filesystem.hpp> #define BOOST_GIL_IO_USE_BOOST_FILESYSTEM #if defined(BOOST_CLANG) #pragma clang diagnostic pop #endif #if defined(BOOST_GCC) && (BOOST_GCC >= 40900) #pragma GCC diagnostic pop #endif #endif namespace boost { namespace gil { namespace detail { #if defined(BOOST_GIL_IO_USE_STD_EXPERIMENTAL_FILESYSTEM) namespace filesystem = std::experimental::filesystem; #elif defined(BOOST_GIL_IO_USE_STD_FILESYSTEM) namespace filesystem = std::filesystem; #else #if !defined(BOOST_GIL_IO_USE_BOOST_FILESYSTEM) #error "Boost.Filesystem is required if C++17 <filesystem> is not available" #endif namespace filesystem = boost::filesystem; #endif }}} // namespace boost::gil::detail #endif