Check for ETH tx existence 10 times before aborting.

CMakeLists.txt

@@ -1,4 +1,4 @@
-cmake_minimum_required(VERSION 3.5.1)
+cmake_minimum_required(VERSION 3.9.6)
 include("cmake/HunterGate.cmake")
 HunterGate(
         URL "https://github.com/ruslo/hunter/archive/v0.19.173.tar.gz"

iguana/exchanges/etomicswap/etomiccurl.c

@@ -292,12 +292,17 @@ int32_t waitForConfirmation(char *txId)
 {
     EthTxReceipt receipt;
     EthTxData txData;
+    uint8_t retries = 0;
     do {
         receipt = getEthTxReceipt(txId);
         if (receipt.confirmations < 1) {
             txData = getEthTxData(txId);
             if (txData.exists == 0) {
-                return(-1);
+                retries++;
+                if (retries >= 10) {
+                    printf("Have not found ETH tx %s after 10 checks, aborting\n", txId);
+                    return (-1);
+                }
             }
         } else {
             break;