add boost on mac

macx64/include/boost/gil/io/path_spec.hpp

@@ -0,0 +1,139 @@
+//
+// Copyright 2007-2008 Andreas Pokorny, Christian Henning
+//
+// 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_PATH_SPEC_HPP
+#define BOOST_GIL_IO_PATH_SPEC_HPP
+
+#ifdef BOOST_GIL_IO_ADD_FS_PATH_SUPPORT
+// 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 >= 40600)
+#pragma GCC diagnostic push
+#pragma GCC diagnostic ignored "-Wconversion"
+#endif
+
+#define BOOST_FILESYSTEM_VERSION 3
+#include <boost/filesystem/path.hpp>
+
+#if defined(BOOST_CLANG)
+#pragma clang diagnostic pop
+#endif
+
+#if defined(BOOST_GCC) && (BOOST_GCC >= 40600)
+#pragma GCC diagnostic pop
+#endif
+#endif // BOOST_GIL_IO_ADD_FS_PATH_SUPPORT
+
+#include <boost/mpl/bool.hpp> // for complete types of true_ and false_
+
+#include <cstdlib>
+#include <string>
+
+namespace boost { namespace gil { namespace detail {
+
+template<typename P> struct is_supported_path_spec              : mpl::false_ {};
+template<> struct is_supported_path_spec< std::string >         : mpl::true_ {};
+template<> struct is_supported_path_spec< const std::string >   : mpl::true_ {};
+template<> struct is_supported_path_spec< std::wstring >        : mpl::true_ {};
+template<> struct is_supported_path_spec< const std::wstring >  : mpl::true_ {};
+template<> struct is_supported_path_spec< const char* >         : mpl::true_ {};
+template<> struct is_supported_path_spec< char* >               : mpl::true_ {};
+template<> struct is_supported_path_spec< const wchar_t* >      : mpl::true_ {};
+template<> struct is_supported_path_spec< wchar_t* >            : mpl::true_ {};
+
+template<int i> struct is_supported_path_spec<const char [i]>       : mpl::true_ {};
+template<int i> struct is_supported_path_spec<char [i]>             : mpl::true_ {};
+template<int i> struct is_supported_path_spec<const wchar_t [i]>    : mpl::true_ {};
+template<int i> struct is_supported_path_spec<wchar_t [i]>          : mpl::true_ {};
+
+#ifdef BOOST_GIL_IO_ADD_FS_PATH_SUPPORT
+template<> struct is_supported_path_spec< filesystem::path > : mpl::true_ {};
+template<> struct is_supported_path_spec< const filesystem::path > : mpl::true_ {};
+#endif // BOOST_GIL_IO_ADD_FS_PATH_SUPPORT
+
+
+///
+/// convert_to_string
+///
+
+inline std::string convert_to_string( std::string const& obj)
+{
+   return obj;
+}
+
+inline std::string convert_to_string( std::wstring const& s )
+{
+    std::size_t len = wcslen( s.c_str() );
+    char* c = reinterpret_cast<char*>( alloca( len ));
+    wcstombs( c, s.c_str(), len );
+
+    return std::string( c, c + len );
+}
+
+inline std::string convert_to_string( const char* str )
+{
+    return std::string( str );
+}
+
+inline std::string convert_to_string( char* str )
+{
+    return std::string( str );
+}
+
+#ifdef BOOST_GIL_IO_ADD_FS_PATH_SUPPORT
+inline std::string convert_to_string( const filesystem::path& path )
+{
+    return convert_to_string( path.string() );
+}
+#endif // BOOST_GIL_IO_ADD_FS_PATH_SUPPORT
+
+///
+/// convert_to_native_string
+///
+
+inline const char* convert_to_native_string( char* str )
+{
+    return str;
+}
+
+inline const char* convert_to_native_string( const char* str )
+{
+    return str;
+}
+
+inline const char* convert_to_native_string( const std::string& str )
+{
+   return str.c_str();
+}
+
+inline const char* convert_to_native_string( const wchar_t* str )
+{
+    std::size_t len = wcslen( str ) + 1;
+    char* c = new char[len];
+    wcstombs( c, str, len );
+
+    return c;
+}
+
+inline const char* convert_to_native_string( const std::wstring& str )
+{
+    std::size_t len = wcslen( str.c_str() ) + 1;
+    char* c = new char[len];
+    wcstombs( c, str.c_str(), len );
+
+    return c;
+}
+
+} // namespace detail
+} // namespace gil
+} // namespace boost
+
+#endif