From 30dc02a6aec640e966bb8f2008c2214b63ceeedc Mon Sep 17 00:00:00 2001
From: MihailRis <mexaruc@gmail.com>
Date: Mon, 4 May 2026 19:20:09 +0300
Subject: [PATCH] update stringutil locale choice

---
 src/util/stringutil.cpp | 20 +++++++++++++++++++-
 1 file changed, 19 insertions(+), 1 deletion(-)

diff --git a/src/util/stringutil.cpp b/src/util/stringutil.cpp
index f97eed83e..55529a398 100644
--- a/src/util/stringutil.cpp
+++ b/src/util/stringutil.cpp
@@ -7,7 +7,25 @@
 #include <sstream>
 #include <stdexcept>
 
-static std::locale locale("en_US.UTF-8");
+static std::locale get_utf8_locale() {
+    std::vector<std::string> candidates = {
+        "C.UTF-8",
+        "en_US.UTF-8",
+        "en_US.utf8",
+        ".UTF8",
+    };
+
+    for (const auto& name : candidates) {
+        try {
+            return std::locale(name);
+        } catch (const std::runtime_error&) {
+            continue;
+        }
+    }
+    return std::locale::classic();
+}
+
+static std::locale locale = get_utf8_locale();
 
 std::string util::escape(std::string_view s, bool escapeUnicode) {
     std::stringstream ss;