Merge pull request #2057 from zfields/patch-1

cmaglie · cmaglie · commit fb8e439f3b39 · 2014-05-23T20:28:53.000+02:00
Match return value to type in available()
diff --git a/hardware/arduino/cores/arduino/HardwareSerial.cpp b/hardware/arduino/cores/arduino/HardwareSerial.cpp
@@ -426,7 +426,7 @@ void HardwareSerial::end()
 
 int HardwareSerial::available(void)
 {
-  return (unsigned int)(SERIAL_BUFFER_SIZE + _rx_buffer->head - _rx_buffer->tail) % SERIAL_BUFFER_SIZE;
+  return (int)(SERIAL_BUFFER_SIZE + _rx_buffer->head - _rx_buffer->tail) % SERIAL_BUFFER_SIZE;
 }
 
 int HardwareSerial::peek(void)

Original file line number	Diff line number	Diff line change
`@@ -426,7 +426,7 @@ void HardwareSerial::end()`
`426`	`426`
`427`	`427`	`int HardwareSerial::available(void)`
`428`	`428`	`{`
`429`		`- return (unsigned int)(SERIAL_BUFFER_SIZE + _rx_buffer->head - _rx_buffer->tail) % SERIAL_BUFFER_SIZE;`
	`429`	`+ return (int)(SERIAL_BUFFER_SIZE + _rx_buffer->head - _rx_buffer->tail) % SERIAL_BUFFER_SIZE;`
`430`	`430`	`}`
`431`	`431`
`432`	`432`	`int HardwareSerial::peek(void)`