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Stream - virtual copy constructor added #119

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9 changes: 9 additions & 0 deletions hardware/arduino/cores/arduino/Stream.cpp
Original file line number Diff line number Diff line change
Expand Up @@ -50,6 +50,15 @@ int Stream::timedPeek()
return -1; // -1 indicates timeout
}

// virtual copy constructor to allow child classes to use Stream as reference
Stream& Stream::operator=(Stream const& src)
{
// copy the timeout time
_timeout = src._timeout;
// return a reference to this object
return *this;
}

// returns peek of the next digit in the stream or -1 if timeout
// discards non-numeric characters
int Stream::peekNextDigit()
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1 change: 1 addition & 0 deletions hardware/arduino/cores/arduino/Stream.h
Original file line number Diff line number Diff line change
Expand Up @@ -49,6 +49,7 @@ class Stream : public Print
virtual int read() = 0;
virtual int peek() = 0;
virtual void flush() = 0;
virtual Stream& operator=(Stream const& src);

Stream() {_timeout=1000;}

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