C++ in VS Code on Linux

Intro

References

• https://code.visualstudio.com/docs/cpp/config-linux
• https://www.youtube.com/watch?v=FlZp03hMfiw

Setup

Install VS Code

sudo snap install code --classic

Install Extensions

• C/C++ (Microsoft)
• CMake Tools (optional)

Install Compiler

g++ --version
sudo apt install g++

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Project Structure

project/
├── main.cpp
├── my_computations.cpp
└── my_computations.hpp

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Example Files

• compile-multiple-files

Compile & Run

g++ main.cpp my_computations.cpp -o program
./program

Output

Double of 3 is 6

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Quick Debug Setup

Create .vscode/launch.json:

launch.json

{
  "version": "0.2.0",
  "configurations": [
    {
      "name": "Debug C++",
      "type": "cppdbg",
      "request": "launch",
      "program": "${workspaceFolder}/program",
      "cwd": "${workspaceFolder}",
      "MIMode": "gdb"
    }
  ]
}

Install GDB if needed:

sudo apt install gdb

Run Debug: F5 Run Without Debugging: Ctrl + F5