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32 lines
896 B
C
32 lines
896 B
C
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//
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// sys/locking.h
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//
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// Copyright (c) Microsoft Corporation. All rights reserved.
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//
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// This file defines the flags for the locking() function.
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//
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#pragma once
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#include <corecrt.h>
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#pragma warning(push)
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#pragma warning(disable: _UCRT_DISABLED_WARNINGS)
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_UCRT_DISABLE_CLANG_WARNINGS
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#define _LK_UNLCK 0 // unlock the file region
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#define _LK_LOCK 1 // lock the file region
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#define _LK_NBLCK 2 // non-blocking lock
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#define _LK_RLCK 3 // lock for writing
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#define _LK_NBRLCK 4 // non-blocking lock for writing
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#if (defined _CRT_DECLARE_NONSTDC_NAMES && _CRT_DECLARE_NONSTDC_NAMES) || (!defined _CRT_DECLARE_NONSTDC_NAMES && !__STDC__)
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#define LK_UNLCK _LK_UNLCK
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#define LK_LOCK _LK_LOCK
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#define LK_NBLCK _LK_NBLCK
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#define LK_RLCK _LK_RLCK
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#define LK_NBRLCK _LK_NBRLCK
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#endif
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_UCRT_RESTORE_CLANG_WARNINGS
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#pragma warning(pop) // _UCRT_DISABLED_WARNINGS
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