support tx only flush()

stickbreaker · web-flow · commit 48d28fbb4fc9 · 2019-10-30T12:00:29.000-06:00
diff --git a/cores/esp32/HardwareSerial.cpp b/cores/esp32/HardwareSerial.cpp
@@ -131,9 +131,9 @@ int HardwareSerial::read(void)
     return -1;
 }
 
-void HardwareSerial::flush()
+void HardwareSerial::flush(bool txOnly)
 {
-    uartFlush(_uart);
+    uartFlush(_uart, txOnly);
 }
 
 size_t HardwareSerial::write(uint8_t c)

Original file line number	Diff line number	Diff line change
`@@ -131,9 +131,9 @@ int HardwareSerial::read(void)`
`131`	`131`	`return -1;`
`132`	`132`	`}`
`133`	`133`
`134`		`-void HardwareSerial::flush()`
	`134`	`+void HardwareSerial::flush(bool txOnly)`
`135`	`135`	`{`
`136`		`- uartFlush(_uart);`
	`136`	`+ uartFlush(_uart, txOnly);`
`137`	`137`	`}`
`138`	`138`
`139`	`139`	`size_t HardwareSerial::write(uint8_t c)`