22 lines
482 B
C
22 lines
482 B
C
|
|
||
|
|
#pragma once
|
||
|
|
|
||
|
|
#include <iostream>
|
||
|
|
|
||
|
|
// from https://stackoverflow.com/a/8244052
|
||
|
|
class NulStreambuf : public std::streambuf {
|
||
|
|
char dummyBuffer[64];
|
||
|
|
|
||
|
|
protected:
|
||
|
|
virtual int overflow(int c) override final{
|
||
|
|
setp(dummyBuffer, dummyBuffer + sizeof(dummyBuffer));
|
||
|
|
return (c == traits_type::eof()) ? '\0' : c;
|
||
|
|
}
|
||
|
|
};
|
||
|
|
|
||
|
|
class NulOStream final : private NulStreambuf, public std::ostream {
|
||
|
|
public:
|
||
|
|
NulOStream() : std::ostream(this) {}
|
||
|
|
NulStreambuf *rdbuf() { return this; }
|
||
|
|
};
|