Visual Studio Form & DataBase (4)

標籤：

解決啟動外部程式問題。

 1 using System; 2 using System.Collections.Generic; 3 using System.Diagnostics; 4 using System.Linq; 5 using System.Text; 6 using System.Threading.Tasks; 7  8 namespace OuterExe 9 {10     class Program11     {12         static void InputFiles()13         {14             // In dir: Outer15             // Input main.cpp & data.in & data.out16         }17 18         static void Main(string[] args)19         {20             InputFiles();21             try22             {23                 Process Run = Process.Start("Outer\\main.bat");24                 if (Run != null)25                 {26                     Run.WaitForExit();27                     if (Run.HasExited)28                         Console.WriteLine("External program has exited.");29                 }30                 else31                 {32                     Run.Kill();33                     Console.WriteLine("External program has exited by force.");34                 }35             }36             catch(Exception exception)37             { Console.WriteLine(exception.Message); }38             39             string ErrorString = System.IO.File.ReadAllText("Outer\\error");40             string Answer = System.IO.File.ReadAllText("Outer\\data.out");41             string YourAnswer = System.IO.File.ReadAllText("Outer\\test.out");42             43             if (ErrorString != "")44             {45                 Console.WriteLine("Compiling error:\n" + ErrorString);46                 Console.ReadKey();47                 return;48             }49             if (YourAnswer == Answer)50                 Console.WriteLine("Accepted");51             else Console.WriteLine("Wrong Answer");52             Console.ReadKey();53         }54     }55 }

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在 debug 裡面，有個 Outer 檔案夾。

用 main.bat 統籌程式的執行。

1 @echo off2 g++ Outer\main.cpp -o Outer\main 2> Outer\error3 Outer\main < Outer\data.in > Outer\test.out

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要注意的是 g++ 的執行目錄不是 Outer，而是 debug，這是 bat 的特點決定的。

Visual Studio Form & DataBase (4)