std::setbuf
From cppreference.com
| Defined in header
<cstdio>
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| void setbuf( std::FILE* stream, char* buffer );
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Sets the internal buffer to use for I/O operations performed on the C stream stream.
If buffer is not null, equivalent to std::setvbuf(stream, buffer, _IOFBF, BUFSIZ)
If buffer is null, equivalent to std::setvbuf(stream, NULL, _IONBF, 0), which turns off buffering.
[edit] Parameters
| stream | - | the file stream to set the buffer to. |
| buffer | - | pointer to a buffer for the stream to use. If NULL is supplied, the buffering is turned off. If not null, must be able to hold at least BUFSIZ characters
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[edit] Return value
(none)
[edit] See also
| sets the buffer and its size for a file stream (function) |
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C documentation for setbuf
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