From dd14396b0af0193dcc6f5ebde61b5d6e9533643d Mon Sep 17 00:00:00 2001
From: lifegpc <root@lifegpc.com>
Date: Wed, 7 May 2025 15:20:09 +0800
Subject: [PATCH] =?UTF-8?q?=E4=BF=AE=E5=A4=8D=200=20=E9=95=BF=E5=BA=A6?=
 =?UTF-8?q?=E7=9A=84=E5=AD=97=E7=AC=A6=E8=BD=AC=E6=8D=A2=E9=97=AE=E9=A2=98?=
MIME-Version: 1.0
Content-Type: text/plain; charset=UTF-8
Content-Transfer-Encoding: 8bit

---
 wchar_util.cpp | 8 ++++++++
 1 file changed, 8 insertions(+)

diff --git a/wchar_util.cpp b/wchar_util.cpp
index 448057a..35ee8c7 100644
--- a/wchar_util.cpp
+++ b/wchar_util.cpp
@@ -69,6 +69,10 @@ unsigned long wchar_util::getWideCharToMultiByteOptions(const unsigned long ori_
 }
 
 bool wchar_util::str_to_wstr(std::wstring& out, std::string inp, unsigned int cp, unsigned long options) {
+    if (inp.empty()) {
+        out = std::wstring();
+        return true;
+    }
     DWORD opt = getMultiByteToWideCharOptions(options, cp);
     int wlen = MultiByteToWideChar(cp, opt, inp.c_str(), inp.length(), nullptr, 0);
     if (!wlen) {
@@ -88,6 +92,10 @@ bool wchar_util::str_to_wstr(std::wstring& out, std::string inp, unsigned int cp
 }
 
 bool wchar_util::wstr_to_str(std::string& out, std::wstring inp, unsigned int cp, unsigned long options) {
+    if (inp.empty()) {
+        out = std::string();
+        return true;
+    }
     DWORD opt = getWideCharToMultiByteOptions(options, cp);
     int len = WideCharToMultiByte(cp, opt, inp.c_str(), inp.length(), nullptr, 0, nullptr, nullptr);
     if (!len) {