正式支持WSL，应该是能正常用没太大毛病，有问题再说

其他修改直接看git版本比较吧

language.cpp

@@ -3,6 +3,11 @@
 #include <string>
 #include <fstream>
 #include <filesystem>
+
+#ifdef __linux__
+#include <unistd.h>
+#endif
+
 using namespace std;
 
 auto LOCALE = R"(
@@ -17,11 +22,65 @@ LC_NAME="zh_CN.UTF-8"
 LC_ADDRESS="zh_CN.UTF-8"
 LC_TELEPHONE="zh_CN.UTF-8"
 LC_MEASUREMENT="zh_CN.UTF-8"
-LC_ALL=zh_CN.UTF-8
+LC_ALL="zh_CN.UTF-8"
 )"s;
 
-string get_linux_distro_name() {
+enum class System{
-    // ChatGPT
+    WSL,
+    Windows,
+    Linux,
+    Unsupported };
+enum class User{
+    Root,
+    Other };
+
+auto GetCurrentSystemType(){
+        if (filesystem::exists("/proc/version")) {
+        ifstream version_file("/proc/version");
+        string version_info = "";
+        getline(version_file, version_info);
+        if (version_info.find("Microsoft") != string::npos or 
+        version_info.find("WSL") != string::npos) {
+            return System::WSL; }
+        version_file.close(); }
+    if (filesystem::exists("/proc/sys/kernel/osrelease")) {
+        ifstream osrelease_file("/proc/sys/kernel/osrelease");
+        string osrelease_info = "";
+        getline(osrelease_file, osrelease_info);
+        if (osrelease_info.find("Microsoft") != string::npos or
+            osrelease_info.find("WSL") != string::npos) {
+            return System::WSL; }
+        osrelease_file.close(); }
+    #pragma warning(suppress : 4996)
+    if (getenv("WSL_DISTRO_NAME") != nullptr){
+        return System::WSL; }
+    #pragma warning(suppress : 4996)
+    if (getenv("WSL_INTEROP") != nullptr){
+        return System::WSL; }
+    #pragma warning(suppress : 4996)
+    if (getenv("OS") != nullptr){
+        return System::Windows;}
+    #pragma warning(suppress : 4996)
+    else if (getenv("HOME") != nullptr){
+        return System::Linux;}
+    else{
+        return System::Unsupported;} }
+
+auto GetCurrentUser(){
+    #pragma warning(suppress : 4996)
+    if (getenv("USER") != nullptr){
+        string user = getenv("USER");
+        if (user == "root" or geteuid() == 0){
+            return User::Root; }
+        else{
+            return User::Other; } }
+    else{
+        throw runtime_error("无法获取用户信息"); } }
+
+/// @brief  获取当前系统的发行版名称
+/// @return 发行版名称，带有版本号
+/// @author ChatGPT
+auto GetCurrentSystem() {
     string distro_name = "";
     ifstream release_file("/etc/os-release");
     if (release_file.is_open()) {
@@ -45,27 +104,32 @@ auto check() {
         cout << "输入不正确欸，如果想停止本程序的话请按下Ctrl+C" << endl;
         check();}}
 
-auto Ubuntu(){
+auto WSL(){
-    cout << "提示：本程序需要root权限，如果您不是以root运行的本程序，请Ctrl+C终止并重新提权运行" << endl;
+    cout << "开始更新语言配置" << endl;
-    cout << "如果确认权限没有问题，请输入y或者yes";
+    system("update-locale LANG=zh_CN.UTF-8");
+    cout << "语言配置更新完成" << endl;
+    cout << "更新语言配置需要重启WSL，要现在重启吗？" << endl;
     check();
+    system("cmd.exe /c \"wsl --shutdown\""); }
+
+auto Ubuntu(){
     cout << "即将开始安装并配置简体中文语言包，请输入y或者yes继续，或者按Ctrl+C终止本程序";
     check();
     system("apt install -y language-pack-zh-hans");
     system("locale-gen zh_CN.UTF-8");
     if ( filesystem::exists("/etc/locale.conf") ){
-        filesystem::copy_file("/etc/locale.conf", "/etc/locale.conf.backup", filesystem::copy_options::update_existing);
+        filesystem::copy_file("/etc/locale.conf", "/etc/locale.conf.backup", filesystem::copy_options::overwrite_existing);
-        fstream locale_conf("/etc/locale.conf", ios::out | ios::trunc);
+        fstream locale_conf("/etc/locale.conf", ios::out bitor ios::trunc);
         locale_conf << LOCALE << endl;
         locale_conf.close();
-        filesystem::permissions("/etc/locale.conf", filesystem::perms::owner_read | filesystem::perms::owner_write | filesystem::perms::group_read | filesystem::perms::others_read);
+        filesystem::permissions("/etc/locale.conf", filesystem::perms::owner_read bitor filesystem::perms::owner_write bitor filesystem::perms::group_read bitor filesystem::perms::others_read);
         cout << "原/etc/locale.conf已经备份为/etc/locale.conf.backup" << endl;}
     else if ( filesystem::exists("/etc/default/locale") ){
-        filesystem::copy_file("/etc/default/locale", "/etc/default/locale.backup", filesystem::copy_options::update_existing);
+        filesystem::copy_file("/etc/default/locale", "/etc/default/locale.backup", filesystem::copy_options::overwrite_existing);
-        fstream locale("/etc/default/locale", ios::out | ios::trunc);
+        fstream locale("/etc/default/locale", ios::out bitor ios::trunc);
         locale << LOCALE << endl;
         locale.close();
-        filesystem::permissions("/etc/default/locale", filesystem::perms::owner_read | filesystem::perms::owner_write | filesystem::perms::group_read | filesystem::perms::others_read);
+        filesystem::permissions("/etc/default/locale", filesystem::perms::owner_read bitor filesystem::perms::owner_write bitor filesystem::perms::group_read bitor filesystem::perms::others_read);
         cout << "原/etc/default/locale已经备份为/etc/default/locale.backup" << endl;}
     cout << "即将重启以应用语言设置，请保存您未完成的工作以防数据丢失" << endl;
     cout << "输入y或者yes重启或者按Ctrl+C终止本程序" << endl;
@@ -73,21 +137,18 @@ auto Ubuntu(){
     system("reboot");}
 
 auto Debian(){
-    cout << "提示：本程序需要root权限，如果您不是以root运行的本程序，请Ctrl+C终止并重新提权运行" << endl;
+    filesystem::copy_file("/etc/locale.gen", "/etc/locale.gen.backup", filesystem::copy_options::overwrite_existing);
-    cout << "如果确认权限没有问题，请输入y或者yes";
+    fstream locale_gen("/etc/locale.gen", ios::out bitor ios::trunc);
-    check();
-    filesystem::copy_file("/etc/locale.gen", "/etc/locale.gen.backup", filesystem::copy_options::update_existing);
-    fstream locale_gen("/etc/locale.gen", ios::out | ios::trunc);
     locale_gen << "zh_CN.UTF-8 UTF-8" << endl;
     locale_gen.close();
     system("locale-gen");
-    filesystem::permissions("/etc/locale.gen", filesystem::perms::owner_read | filesystem::perms::owner_write | filesystem::perms::group_read | filesystem::perms::others_read);
+    filesystem::permissions("/etc/locale.gen", filesystem::perms::owner_read bitor filesystem::perms::owner_write bitor filesystem::perms::group_read bitor filesystem::perms::others_read);
     if ( filesystem::exists("/etc/default/locale") ){
-        filesystem::copy_file("/etc/default/locale", "/etc/default/locale.backup", filesystem::copy_options::update_existing);
+        filesystem::copy_file("/etc/default/locale", "/etc/default/locale.backup", filesystem::copy_options::overwrite_existing);
-        fstream locale("/etc/default/locale", ios::out | ios::trunc);
+        fstream locale("/etc/default/locale", ios::out bitor ios::trunc);
         locale << LOCALE << endl;
         locale.close();
-        filesystem::permissions("/etc/default/locale", filesystem::perms::owner_read | filesystem::perms::owner_write | filesystem::perms::group_read | filesystem::perms::others_read);
+        filesystem::permissions("/etc/default/locale", filesystem::perms::owner_read bitor filesystem::perms::owner_write bitor filesystem::perms::group_read bitor filesystem::perms::others_read);
         cout << "原/etc/default/locale已经备份为/etc/default/locale.backup" << endl;}
     cout << "原/etc/locale.gen已经备份为/etc/locale.gen.backup" << endl;
     cout << "即将重启以应用语言设置，请保存您未完成的工作以防数据丢失" << endl;
@@ -96,34 +157,35 @@ auto Debian(){
     system("reboot");}
 
 int main() {
-    auto OS = [](){
+    auto OSType = GetCurrentSystemType();
-        #pragma warning(suppress : 4996)
+	if (OSType == System::Windows){
-        if (getenv("OS") != nullptr){
-            return "Windows";}
-        #pragma warning(suppress : 4996)
-        else if (getenv("HOME") != nullptr){
-            return "Linux";}
-        else{
-            return "未知";}}();
-
-	if (OS == "Windows"){
 		cout << "Windows请在“设置”应用中调整语言(❁´◡`❁)。" << endl;
-        exit(-1);}
+        throw runtime_error("不支持的操作系统"); }
-    else if (OS == "Linux") {
+    else if (OSType == System::WSL) {
-        if (get_linux_distro_name().find("Ubuntu") != string::npos){
+        auto OS = GetCurrentSystem();
-            cout << "检测到您使用的系统为：" << get_linux_distro_name() << endl;
+        cout << "检测到您使用的系统为：" << OS << endl;
-            Ubuntu();}
+        cout << "并且该系统工作于WSL环境" << endl;
-        if (get_linux_distro_name().find("Debian") != string::npos){
+        auto CurrentUser = GetCurrentUser();
-            cout << "检测到您使用的系统为：" << get_linux_distro_name() << endl;
+        if (CurrentUser == User::Root){
-            Debian();}
+            WSL(); }
-        if (get_linux_distro_name().find("Armbian") != string::npos){
+        else{
-            cout << "检测到您使用的系统为：" << get_linux_distro_name() << endl;
+            cout << "更改语言配置需要root权限，请使用sudo重新运行本程序" << endl;
-            Debian();}
+            throw runtime_error("权限不足"); } }
-        else { exit(-1); }}
+    else if (OSType == System::Linux) {
-	else if (OS == "未知"){
+        auto OS = GetCurrentSystem();
+        cout << "检测到您使用的系统为：" << OS << endl;
+        auto CurrentUser = GetCurrentUser();
+        if (CurrentUser == User::Other){
+            cout << "更改语言文件需要root权限，请使用sudo重新运行本程序" << endl;
+            throw runtime_error("权限不足"); }
+        if (OS.find("Ubuntu") != string::npos){
+            Ubuntu(); }
+        if (OS.find("Debian") != string::npos or
+            OS.find("Armbian") != string::npos){
+            Debian(); } }
+    else if (OSType == System::Unsupported){
         cout << "未知操作系统，为确保数据安全将会强制退出。"
             << endl 
             << "如果是误报，请联系作者修复问题。"
             << endl;
-        exit(-1);}
+        throw runtime_error("不支持的操作系统"); } }
-}