From 448dd5557ecceb5c9b3c6be647d29dffe2269bad Mon Sep 17 00:00:00 2001
From: cyan <cyjan@mrcyjanek.net>
Date: Tue, 3 Sep 2024 12:49:30 +0000
Subject: [PATCH] Update WalletManager_findWallets

Do not free if the string returned is empty (it
crashes the library)
---
 impls/monero.dart/lib/monero.dart  | 4 +++-
 impls/monero.dart/lib/wownero.dart | 4 +++-
 2 files changed, 6 insertions(+), 2 deletions(-)

diff --git a/impls/monero.dart/lib/monero.dart b/impls/monero.dart/lib/monero.dart
index b30bd3f..da3473b 100644
--- a/impls/monero.dart/lib/monero.dart
+++ b/impls/monero.dart/lib/monero.dart
@@ -3595,7 +3595,9 @@ String WalletManager_findWallets(WalletManager wm_ptr, {required String path}) {
         .cast<Utf8>();
     final str = strPtr.toDartString();
     calloc.free(path_);
-    MONERO_free(strPtr.cast());
+    if (str.isNotEmpty) {
+      MONERO_free(strPtr.cast());
+    }
     debugEnd?.call('MONERO_WalletManager_findWallets');
     return str;
   } catch (e) {
diff --git a/impls/monero.dart/lib/wownero.dart b/impls/monero.dart/lib/wownero.dart
index 5a0a288..c94a15c 100644
--- a/impls/monero.dart/lib/wownero.dart
+++ b/impls/monero.dart/lib/wownero.dart
@@ -3230,7 +3230,9 @@ String WalletManager_findWallets(WalletManager wm_ptr, {required String path}) {
         .cast<Utf8>();
     final str = strPtr.toDartString();
     calloc.free(path_);
-    WOWNERO_free(strPtr.cast());
+    if (str.isNotEmpty) {
+      WOWNERO_free(strPtr.cast());
+    }
     debugEnd?.call('WOWNERO_WalletManager_findWallets');
     return str;
   } catch (e) {