104 lines
2.6 KiB
C++
104 lines
2.6 KiB
C++
/*
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* Copyright (c) Facebook, Inc. and its affiliates.
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*
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* Licensed under the Apache License, Version 2.0 (the "License");
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* you may not use this file except in compliance with the License.
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* You may obtain a copy of the License at
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*
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* http://www.apache.org/licenses/LICENSE-2.0
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*
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* Unless required by applicable law or agreed to in writing, software
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* distributed under the License is distributed on an "AS IS" BASIS,
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* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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* See the License for the specific language governing permissions and
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* limitations under the License.
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*/
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#pragma once
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// Only do anything if we are on windows.
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#ifdef _WIN32
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// This header is intended to be used in-place of including <Windows.h>,
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// <WinSock2.h>, <io.h> or <direct.h>.
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// It includes all of them, and undefines certain names defined by them that
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// are used in places in Folly.
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//
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// These have to be this way because we define our own versions
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// of close(), because the normal Windows versions don't handle
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// sockets at all.
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// There are some ordering issues internally in the SDK; we need to ensure
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// stdio.h is included prior to including direct.h and io.h with internal names
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// disabled to ensure all of the normal names get declared properly.
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#include <stdio.h>
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#ifndef __STDC__
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/* nolint */
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#define __STDC__ 1
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#pragma push_macro("_CRT_DECLARE_NONSTDC_NAMES")
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#ifdef _CRT_DECLARE_NONSTDC_NAMES
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#undef _CRT_DECLARE_NONSTDC_NAMES
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#endif
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#pragma push_macro("_CRT_INTERNAL_NONSTDC_NAMES")
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#undef _CRT_INTERNAL_NONSTDC_NAMES
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#include <direct.h> // @manual nolint
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#include <io.h> // @manual nolint
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#undef __STDC__
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#pragma pop_macro("_CRT_INTERNAL_NONSTDC_NAMES")
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#pragma pop_macro("_CRT_DECLARE_NONSTDC_NAMES")
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#else
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#include <direct.h> // @manual nolint
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#include <io.h> // @manual nolint
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#endif
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#if defined(min) || defined(max)
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#error Windows.h needs to be included by this header, or else NOMINMAX needs \
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to be defined before including it yourself.
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#endif
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// This is needed because, for some absurd reason, one of the windows headers
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// tries to define "min" and "max" as macros, which messes up most uses of
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// std::numeric_limits.
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#ifndef NOMINMAX
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#define NOMINMAX 1
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#endif
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#include <WinSock2.h> // @manual
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#include <Windows.h> // @manual
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#ifdef CAL_GREGORIAN
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#undef CAL_GREGORIAN
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#endif
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// Defined in the GDI interface.
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#ifdef ERROR
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#undef ERROR
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#endif
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// Defined in minwindef.h
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#ifdef IN
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#undef IN
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#endif
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// Defined in winerror.h
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#ifdef NO_ERROR
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#undef NO_ERROR
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#endif
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// Defined in minwindef.h
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#ifdef OUT
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#undef OUT
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#endif
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// Defined in minwindef.h
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#ifdef STRICT
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#undef STRICT
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#endif
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// Defined in Winbase.h
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#ifdef Yield
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#undef Yield
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#endif
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#endif
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