wallet: Add external-signer-support specific error message

Author: hebasto

src/wallet/wallet.cpp

@@ -2692,6 +2692,10 @@ std::shared_ptr<CWallet> CWallet::Create(WalletContext& context, const std::stri
             error = strprintf(_("Error loading %s: Wallet requires newer version of %s"), walletFile, PACKAGE_NAME);
             return nullptr;
         }
+        else if (nLoadWalletRet == DBErrors::EXTERNAL_SIGNER_SUPPORT_REQUIRED) {
+            error = strprintf(_("Error loading %s: External signer wallet being loaded without external signer support compiled"), walletFile);
+            return nullptr;
+        }
         else if (nLoadWalletRet == DBErrors::NEED_REWRITE)
         {
             error = strprintf(_("Wallet needed to be rewritten: restart %s to complete"), PACKAGE_NAME);

src/wallet/walletdb.cpp

@@ -788,7 +788,7 @@ DBErrors WalletBatch::LoadWallet(CWallet* pwallet)
 #ifndef ENABLE_EXTERNAL_SIGNER
         if (pwallet->IsWalletFlagSet(WALLET_FLAG_EXTERNAL_SIGNER)) {
             pwallet->WalletLogPrintf("Error: External signer wallet being loaded without external signer support compiled\n");
-            return DBErrors::TOO_NEW;
+            return DBErrors::EXTERNAL_SIGNER_SUPPORT_REQUIRED;
         }
 #endif
 

src/wallet/walletdb.h

@@ -48,6 +48,7 @@ enum class DBErrors
     CORRUPT,
     NONCRITICAL_ERROR,
     TOO_NEW,
+    EXTERNAL_SIGNER_SUPPORT_REQUIRED,
     LOAD_FAIL,
     NEED_REWRITE,
     NEED_RESCAN