cmake vscode编译cpp

vscode

tasks.json

{
    "tasks": [
        {
            "type": "shell",
            "label": "cmake",
            "command": "cmake",
            "args": [
                ".."
            ]
        },
        {
            "label": "make",
            "group": {
                "kind": "build",
                "isDefault": true
            },
            "command": "make",
            "args": []
        },
        {
            "label": "Build",
            "dependsOrder": "sequence",
            "dependsOn":[
                "cmake",
                "make"
            ]
        }
    ],
    "version": "2.0.0",
    "options": {
        "cwd": "${workspaceFolder}/build"
    }
}

launch.json

{
    // 使用 IntelliSense 了解相关属性。 
    // 悬停以查看现有属性的描述。
    // 欲了解更多信息，请访问: https://go.microsoft.com/fwlink/?linkid=830387
    "version": "0.2.0",
    "configurations": [
        {
            "name": "g++ - 生成和调试活动文件",
            "type": "cppdbg",
            "request": "launch",
            "program": "${workspaceFolder}/build/main_application",
            "args": [],
            "stopAtEntry": false,
            "cwd": "${workspaceFolder}",
            "environment": [],
            "externalConsole": false,
            "MIMode": "gdb",
            "setupCommands": [
                {
                    "description": "为 gdb 启用整齐打印",
                    "text": "-enable-pretty-printing",
                    "ignoreFailures": true
                }
            ],
            "preLaunchTask": "Build",
            "miDebuggerPath": "/usr/bin/gdb"
        }
    ]
}

main.cpp

#include <iostream>
#include "swap.h"

using namespace std;

int main(){

    cout << "hello world" <<endl;
    cout << "hello c++ 2020" <<endl;

    Swap::run();
    Swap::printInfo();

    return 0;
}

CMakeLists.txt

# set cmake mini version
cmake_minimum_required(VERSION 3.10)

# set project name
project(HELLOWORLD)

set(CMAKE_BUILD_TYPE Debug)

# include head file
# g++ main.cpp src/swap.cpp -Iinclude -o main
include_directories(include)

# set exec file name
# equal g++ hello.cpp -o main_application
add_executable(main_application hello.cpp src/swap.cpp)

src/swap.cpp

#include "swap.h"
#include <iostream>

void Swap::run()
{
    std::cout << "run ..." << std::endl;
}

void Swap::printInfo()
{
    std::cout << "printInfo ..." << std::endl;
}

include/swap.h

#ifndef SWAP_H
#define SWAP_H

class Swap
{
public:
    static void run();
    static void printInfo();
};

#endif

mkdir build
cd build

cmkae …
make
./main