Adapt logic to feed scheduled recurrent functions in hostByName from PR

esp8266#6212
dok-net · Oct 6, 2021 · cd8d2d3 · cd8d2d3
1 parent 99ed6fc
commit cd8d2d3
Showing 1 changed file with 5 additions and 3 deletions.
diff --git a/libraries/ESP8266WiFi/src/ESP8266WiFiGeneric.cpp b/libraries/ESP8266WiFi/src/ESP8266WiFiGeneric.cpp
@@ -616,10 +616,12 @@ int ESP8266WiFiGenericClass::hostByName(const char* aHostname, IPAddress& aResul
  aResult = IPAddress(&addr);
  } else if(err == ERR_INPROGRESS) {
  _dns_lookup_pending = true;
- esp_delay(timeout_ms, []() { return _dns_lookup_pending; });
- // will resume on timeout or when wifi_dns_found_callback fires
+ // Will resume on timeout or when wifi_dns_found_callback fires.
+ // The final argument, intvl_ms, to esp_delay influences how frequently
+ // the scheduled recurrent functions (Schedule.h) are probed; here, to allow
+ // the ethernet driver perform work.
+ esp_delay(timeout_ms, []() { return _dns_lookup_pending; }, 1);
  _dns_lookup_pending = false;
- // will return here when dns_found_callback fires
  if(aResult.isSet()) {
  err = ERR_OK;
  }