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Fix optimistic_yield usage (#588)

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This commit is contained in:
Ivan Grokhotkov 2015-07-22 22:50:26 +03:00
parent a9d5ef198a
commit 11594b1340
2 changed files with 14 additions and 7 deletions
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6
libraries/ESP8266WiFi/src/WiFiUdp.cpp
View File

@ -122,6 +122,12 @@ int WiFiUDP::available() {
result = static_cast<int>(_ctx->getSize());
}
if (!result) {
// yielding here will not make more data "available",
// but it will prevent the system from going into WDT reset
optimistic_yield(1000);
}
return result;
}

13
libraries/Wire/Wire.cpp
View File

@ -161,13 +161,15 @@ size_t TwoWire::write(const uint8_t *data, size_t quantity){
}
int TwoWire::available(void){
int result = rxBufferLength - rxBufferIndex;
int result = rxBufferLength - rxBufferIndex;
if (!result) {
optimistic_yield();
}
if (!result) {
// yielding here will not make more data "available",
// but it will prevent the system from going into WDT reset
optimistic_yield(1000);
}
return result;
return result;
}
int TwoWire::read(void){
@ -242,4 +244,3 @@ void TwoWire::onRequest( void (*function)(void) ){
// Preinstantiate Objects //////////////////////////////////////////////////////
TwoWire Wire = TwoWire();