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repair peek

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This commit is contained in:
Harald Barth 2022-07-31 10:41:27 +02:00
parent ddc0c5ac3c
commit 024c8fc199
1 changed files with 2 additions and 1 deletions
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3
RingStream.h
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@ -48,7 +48,8 @@ class RingStream : public Print {
void flush(); void flush();
void info(); void info();
byte readRawByte(); byte readRawByte();
inline byte peek() { inline int peek() {
if ((_pos_read==_pos_write) && !_overflow) return -1; // empty
return _buffer[_pos_read]; return _buffer[_pos_read];
}; };
private: private: