# cmake gcc 安装都很简单
# 只需要注意安装的版本就可以了
# 因为要做px4开发,我gcc的安装版本是 5.4.0
sudo apt-get install cmake
sudo apt-get install gcc
# vscode 安装过程有些繁琐
# 添加源
curl https://packages.microsoft.com/keys/microsoft.asc | gpg --dearmor > microsoft.gpg
sudo mv microsoft.gpg /etc/apt/trusted.gpg.d/microsoft.gpg
sudo sh -c 'echo "deb [arch=amd64] https://packages.microsoft.com/repos/vscode stable main" > /etc/apt/sources.list.d/vscode.list'
# 更新安装
sudo apt-get update
sudo apt-get install code
vscode安装如下两个插件就够了:
分别在扩展商店中搜索c/c++和cmake,安装名字为c/c++和cmake的插件(只安装这两个即可,有一个cmake tools插件,我认为不太好用,进入vscode工作区时它会自动执行cmakelist,但是生成的文件和我直接执行cmake指令需要的文件不太相同,插件又无法修改执行的指令,索性就不用这个插件了)
我经常用的文件工程结构如下:
-webbench:为工程文件夹
上面一个CMakeLists.txt的内容如下:
project(webbench)
cmake_minimum_required(VERSION 2.8)
# 创建debug版本
set(CMAKE_BUILD_TYPE "Debug")
# add module directory
add_subdirectory(src)
下面(src中)的CMakeLists.txt内容如下:
include_directories(${PROJECT_SOURCE_DIR}/include)
aux_source_directory(. SRC_LIST)
add_executable(webbench ${SRC_LIST})
set(EXECUTABLE_OUTPUT_PATH ${PROJECT_SOURCE_DIR}/bin)
cmake的命令的具体含义可以查看下面这个帖子
cmake简单教程
build.sh内容如下:
#!bin/bash
# Program
# build a c project
# History
# 2019/05/22 Lius First release
test -e build/ || mkdir build
echo "mkdir build/"
test -e bin/ || mkdir bin
echo "mkdir bin/"
cd build/
cmake ..
make
用vscode打开工程文件夹!打开工程文件夹!打开工程文件夹!
重要的事情说三遍。
用vscode打开单个文件是无法编译的,所以需要在工程文件夹上右键,用vscode打开。
task.json内容修改成下面
{
"tasks": [
{
"type": "shell",
"label": "gcc build active file",
// 执行工程文件夹下面的build.sh脚本
"command": "sh ${workspaceFolder}/build.sh",
"group": {
"kind": "build",
"isDefault": true
}
}
],
"version": "2.0.0"
}
launch.json内容修改成下面
{
// Use IntelliSense to learn about possible attributes.
// Hover to view descriptions of existing attributes.
// For more information, visit: https://go.microsoft.com/fwlink/?linkid=830387
"version": "0.2.0",
"configurations": [
{
"name": "gcc build and debug active file",
"type": "cppdbg",
"request": "launch",
// 去bin文件夹找可执行文件
"program": "${workspaceFolder}/bin/${fileBasenameNoExtension}",
// 每次执行命令行参数在argc中输入
"args": [],
"stopAtEntry": false,
"cwd": "${workspaceFolder}",
"environment": [],
"externalConsole": false,
"MIMode": "gdb",
"setupCommands": [
{
"description": "Enable pretty-printing for gdb",
"text": "-enable-pretty-printing",
"ignoreFailures": true
}
],
"preLaunchTask": "gcc build active file",
"miDebuggerPath": "/usr/bin/gdb"
}
]
}
所以vscode的优点:
其本质还是使用shell脚本编译工程文件;debug时是用gdb调试bin中生成的可执行文件;