147 lines
4.3 KiB
C++
Executable File
147 lines
4.3 KiB
C++
Executable File
/*
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* Copyright 2016 Klemens D. Morgenstern
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*
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* Distributed under the Boost Software License, Version 1.0.
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* See http://www.boost.org/LICENSE_1_0.txt
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*/
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#ifndef BOOST_WINAPI_ENVIRONMENT_HPP_INCLUDED_
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#define BOOST_WINAPI_ENVIRONMENT_HPP_INCLUDED_
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#include <boost/winapi/basic_types.hpp>
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#ifdef BOOST_HAS_PRAGMA_ONCE
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#pragma once
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#endif
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#if BOOST_WINAPI_PARTITION_DESKTOP || BOOST_WINAPI_PARTITION_SYSTEM
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#include <boost/winapi/detail/header.hpp>
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#if defined(GetEnvironmentStrings)
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// Unlike most of the WinAPI, GetEnvironmentStrings is a real function and GetEnvironmentStringsA is a macro.
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// In UNICODE builds, GetEnvironmentStrings is also defined as a macro that redirects to GetEnvironmentStringsW,
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// and the narrow character version become inaccessible. Facepalm.
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#if defined(_MSC_VER) || defined(__GNUC__)
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#pragma push_macro("GetEnvironmentStrings")
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#endif
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#undef GetEnvironmentStrings
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#define BOOST_WINAPI_DETAIL_GET_ENVIRONMENT_STRINGS_UNDEFINED
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#endif // defined(GetEnvironmentStrings)
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#if !defined( BOOST_USE_WINDOWS_H )
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extern "C" {
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#if !defined( BOOST_NO_ANSI_APIS )
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BOOST_WINAPI_IMPORT boost::winapi::LPSTR_ BOOST_WINAPI_WINAPI_CC GetEnvironmentStrings();
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BOOST_WINAPI_IMPORT boost::winapi::BOOL_ BOOST_WINAPI_WINAPI_CC FreeEnvironmentStringsA(boost::winapi::LPSTR_);
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BOOST_WINAPI_IMPORT boost::winapi::DWORD_ BOOST_WINAPI_WINAPI_CC GetEnvironmentVariableA(
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boost::winapi::LPCSTR_ lpName,
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boost::winapi::LPSTR_ lpBuffer,
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boost::winapi::DWORD_ nSize
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);
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BOOST_WINAPI_IMPORT boost::winapi::BOOL_ BOOST_WINAPI_WINAPI_CC SetEnvironmentVariableA(
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boost::winapi::LPCSTR_ lpName,
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boost::winapi::LPCSTR_ lpValue
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);
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#endif // !defined( BOOST_NO_ANSI_APIS )
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BOOST_WINAPI_IMPORT boost::winapi::LPWSTR_ BOOST_WINAPI_WINAPI_CC GetEnvironmentStringsW();
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BOOST_WINAPI_IMPORT boost::winapi::BOOL_ BOOST_WINAPI_WINAPI_CC FreeEnvironmentStringsW(boost::winapi::LPWSTR_);
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BOOST_WINAPI_IMPORT boost::winapi::DWORD_ BOOST_WINAPI_WINAPI_CC GetEnvironmentVariableW(
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boost::winapi::LPCWSTR_ lpName,
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boost::winapi::LPWSTR_ lpBuffer,
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boost::winapi::DWORD_ nSize
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);
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BOOST_WINAPI_IMPORT boost::winapi::BOOL_ BOOST_WINAPI_WINAPI_CC SetEnvironmentVariableW(
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boost::winapi::LPCWSTR_ lpName,
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boost::winapi::LPCWSTR_ lpValue
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);
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} // extern "C"
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#endif // !defined( BOOST_USE_WINDOWS_H )
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namespace boost {
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namespace winapi {
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#if !defined( BOOST_NO_ANSI_APIS )
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using ::GetEnvironmentStrings;
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using ::FreeEnvironmentStringsA;
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using ::GetEnvironmentVariableA;
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using ::SetEnvironmentVariableA;
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#endif // !defined( BOOST_NO_ANSI_APIS )
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using ::GetEnvironmentStringsW;
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using ::FreeEnvironmentStringsW;
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using ::GetEnvironmentVariableW;
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using ::SetEnvironmentVariableW;
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template< typename Char >
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Char* get_environment_strings();
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#if !defined( BOOST_NO_ANSI_APIS )
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template< >
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BOOST_FORCEINLINE char* get_environment_strings< char >()
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{
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return GetEnvironmentStrings();
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}
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BOOST_FORCEINLINE BOOL_ free_environment_strings(LPSTR_ p)
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{
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return FreeEnvironmentStringsA(p);
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}
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BOOST_FORCEINLINE DWORD_ get_environment_variable(LPCSTR_ name, LPSTR_ buffer, DWORD_ size)
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{
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return GetEnvironmentVariableA(name, buffer, size);
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}
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BOOST_FORCEINLINE BOOL_ set_environment_variable(LPCSTR_ name, LPCSTR_ value)
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{
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return SetEnvironmentVariableA(name, value);
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}
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#endif // !defined( BOOST_NO_ANSI_APIS )
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template< >
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BOOST_FORCEINLINE wchar_t* get_environment_strings< wchar_t >()
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{
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return GetEnvironmentStringsW();
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}
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BOOST_FORCEINLINE BOOL_ free_environment_strings(LPWSTR_ p)
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{
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return FreeEnvironmentStringsW(p);
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}
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BOOST_FORCEINLINE DWORD_ get_environment_variable(LPCWSTR_ name, LPWSTR_ buffer, DWORD_ size)
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{
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return GetEnvironmentVariableW(name, buffer, size);
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}
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BOOST_FORCEINLINE BOOL_ set_environment_variable(LPCWSTR_ name, LPCWSTR_ value)
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{
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return SetEnvironmentVariableW(name, value);
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}
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} // namespace winapi
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} // namespace boost
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#if defined(BOOST_WINAPI_DETAIL_GET_ENVIRONMENT_STRINGS_UNDEFINED)
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#if defined(_MSC_VER) || defined(__GNUC__)
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#pragma pop_macro("GetEnvironmentStrings")
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#elif defined(UNICODE)
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#define GetEnvironmentStrings GetEnvironmentStringsW
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#endif
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#undef BOOST_WINAPI_DETAIL_GET_ENVIRONMENT_STRINGS_UNDEFINED
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#endif // defined(BOOST_WINAPI_DETAIL_GET_ENVIRONMENT_STRINGS_UNDEFINED)
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#include <boost/winapi/detail/footer.hpp>
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#endif // BOOST_WINAPI_PARTITION_DESKTOP || BOOST_WINAPI_PARTITION_SYSTEM
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#endif // BOOST_WINAPI_ENVIRONMENT_HPP_INCLUDED_
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