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29 lines
749 B
C++
29 lines
749 B
C++
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//
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// setbuf.cpp
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//
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// Copyright (c) Microsoft Corporation. All rights reserved.
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//
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// Defines setbuf(), which enables or disables buffering on a stream.
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//
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#include <corecrt_internal_stdio.h>
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// If the buffer is null, buffering is disabled for the stream. If the buffer is
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// non-null, it must point to a buffer of BUFSIZ characters; the stream will be
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// configured to use that buffer. The functionality of setbuf() is a strict
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// subset of the functionality of setvbuf().
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extern "C" void __cdecl setbuf(FILE* const stream, char* const buffer)
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{
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_ASSERTE(stream != nullptr);
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if (buffer == nullptr)
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{
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setvbuf(stream, nullptr, _IONBF, 0);
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}
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else
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{
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setvbuf(stream, buffer, _IOFBF, BUFSIZ);
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}
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}
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