Add Serial_::availableForWrite().
This makes the CDC "Serial" object on the Leonardo and similar boards support this recently introduced method as well. The CDC code in the sam core is not changed.
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@ -163,6 +163,11 @@ int Serial_::read(void)
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return USB_Recv(CDC_RX);
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}
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int Serial_::availableForWrite(void)
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{
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return USB_SendSpace(CDC_TX);
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}
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void Serial_::flush(void)
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{
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USB_Flush(CDC_TX);
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@ -92,6 +92,7 @@ public:
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virtual int available(void);
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virtual int peek(void);
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virtual int read(void);
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int availableForWrite(void);
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virtual void flush(void);
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virtual size_t write(uint8_t);
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virtual size_t write(const uint8_t*, size_t);
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@ -188,6 +189,7 @@ int USB_SendControl(uint8_t flags, const void* d, int len);
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int USB_RecvControl(void* d, int len);
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uint8_t USB_Available(uint8_t ep);
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uint8_t USB_SendSpace(uint8_t ep);
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int USB_Send(uint8_t ep, const void* data, int len); // blocking
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int USB_Recv(uint8_t ep, void* data, int len); // non-blocking
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int USB_Recv(uint8_t ep); // non-blocking
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