Setup C/C++ environment for VScode (on Windows)

tags: csst, setup, environment

安裝 mingw

1. 下載 mingw-w64
   
2. 如果是64位元電腦
   • Architecture: x86_64
   • Exception: seh
     
3. 修改安裝路徑，切記路徑中不能有空格
   
4. 等待安裝完畢。
5. 新增編譯器環境變數
   1. 右鍵"本機" -> "內容"
   2. 開啟"進階系統設定"
   3. 開啟"環境變數"
   4. 雙擊"系統變數 - Path"
   5. 新增環境變數，"{mingw安裝路徑}\mingw64\bin"
   6. 按"確定"
      

安裝 VScode

1. 下載 VScode
2. 到 Extension 設定頁面
   
3. Install C/C++ and C++ Intellisense Extensions.

（可選）Install Code Runner

方便執行code，但沒有debugger功能

Setup

1. Install Code Runner Extension.
2. File -> Preferences -> Settings
3. Search for Code Runner
4. Set following options
   • Ignore Selection
   • Run in terminal
   • Save file before run
   • Preserve Focus

How to use

• Run shortcut: ctrl + alt + n
• Run button: running icon on up-right

設定 Debugger

• add .vscode/tasks.json

{
    // See https://go.microsoft.com/fwlink/?LinkId=733558
    // for the documentation about the tasks.json format
    "version": "2.0.0",
    "tasks": [
        {
            "label": "build",
            "type": "shell",
            "command": "g++",
            "args": [
                "-g", "${file}", "-o", "${fileBasenameNoExtension}.exe"
            ],
            "group": {
                "kind": "build",
                "isDefault": true
            }
        }
    ]
}

• add .vscode/launch.json

{
    // Use IntelliSense to learn about possible attributes.
    // Hover to view descriptions of existing attributes.
    // For more information, visit: https://go.microsoft.com/fwlink/?linkid=830387
    "version": "0.2.0",
    "configurations": [
        {
            "name": "(gdb) Launch",
            "type": "cppdbg",
            "request": "launch",
            "program": "${workspaceRoot}/${fileBasenameNoExtension}.exe",
            "args": [],
            "stopAtEntry": false,
            "cwd": "${workspaceFolder}",
            "environment": [],
            "externalConsole": false,
            "MIMode": "gdb",
            "miDebuggerPath": "C:\\Mingw-w64\\mingw64\\bin\\gdb.exe",
            "setupCommands": [
                {
                    "description": "Enable pretty-printing for gdb",
                    "text": "-enable-pretty-printing",
                    "ignoreFailures": true
                }
            ],
            "preLaunchTask": "build"
        }
    ]
}