修复日志备份路径错误bug

src/FMDbMonitor.cpp

@@ -37,11 +37,12 @@ void app_stopped(int sig);      //SIGINT(Ctrl + C)
 void logRolloutHandler(const char* filename, std::size_t size)
 {
     /// 备份日志  
-    std::string strLogPath = GetProcDir();
-    strLogPath.append(filename);
+    //std::string strLogPath = GetProcDir();
+    //strLogPath.append(filename);
 
     std::stringstream ss;
-    ss << "mv " << strLogPath.data() << " "<<strLogPath.data()<<"_bk";
+    ss << "mv " << filename << " "<<filename<<"_bk";
+	LOG(INFO)<<"备份日志："<<ss.str().c_str();
     system(ss.str().c_str());
 }