modify:修改linux下的日志目录

loghandler.cpp

@@ -78,6 +78,25 @@ void messageHandler(QtMsgType type, const QMessageLogContext &context, const QSt
     }
 }
 
+static QString LinuxRuntimeRoot()
+{
+#ifdef Q_OS_LINUX
+    QByteArray root = qgetenv("LC_APP_ROOT");
+    if(!root.isEmpty())
+    {
+        return QDir::cleanPath(QString::fromLocal8Bit(root));
+    }
+
+    QByteArray appImage = qgetenv("APPIMAGE");
+    if(!appImage.isEmpty())
+    {
+        return QFileInfo(QString::fromLocal8Bit(appImage)).absolutePath();
+    }
+#endif
+
+    return QCoreApplication::applicationDirPath();
+}
+
 // 给Qt安装消息处理函数
 void LogHandler::installMessageHandler()
 {
@@ -89,7 +108,12 @@ void LogHandler::installMessageHandler()
     auto _currentDate = QDateTime::currentDateTime().toString("yyyy-MM-dd");
 
     //打开/创建文件
+#ifdef Q_OS_LINUX
+    auto _appDirPath = LinuxRuntimeRoot();
+#else
     auto _appDirPath = QCoreApplication::applicationDirPath();
+#endif
+
     auto _logDirPath = _appDirPath + "/logs/";
     QDir _logDir(_logDirPath);
     if(!_logDir.exists())