《wiki官网教程》1 在catkin_ws空间下创建、编译程序包

这篇博客介绍了如何在ROS环境中创建catkin工作空间catkin_ws,并在其中创建名为beginner_tutorials的程序包。详细步骤包括:创建工作空间、使用catkin_create_pkg命令创建程序包、自定义package.xml文件,以及通过catkin_make进行编译。博客还强调了添加setup.bash到.bashrc文件以简化后续操作的重要性。

从头开始创建工作空间catkin_ws:

$ mkdir -p ~/catkin_ws/src
$ cd ~/catkin_ws/
$ catkin_make

 加载setup.bash文件,不用每次打开终端加载一次了。

$ echo "source /opt/ros/indigo/setup.bash" >> ~/.bashrc

 这里添加catkin_ws工作空间的setup.bash文件

$ echo "source ~/catkin_ws/devel/setup.bash" >> ~/.bashrc

当这些语句都添加到 ~/.bashrc文件中,每次开机使用ros直接source下面语句即可。

source ~/.bashrc

避免了每次打开catkin_ws文件要source一下

cd ~/catkin_ws
source devel/setup.bash

0、目录

1、创建工作空间catkin_ws    mkdir -p ~/catkin_ws/src

2、创建beginner_tutorials程序包    catkin_create_pkg beginner_tutorials std_msgs rospy roscpp

3、自定义功能包清单 package.xml

4、编译   在catkin_ws工作空间文件夹内

robot@robot-vm:~/catkin_ws$ robot@robot-vm:~/catkin_ws$ roslaunch robot_model display_robot.launch bash: robot@robot-vm:~/catkin_ws$: 没有那个文件或目录 robot@robot-vm:~/catkin_ws$ ... logging to /home/robot/.ros/log/4d448900-cabe-11f0-9a29-000c29fb593f/roslaunch-robot-vm-31733.log ...:未找到命令 robot@robot-vm:~/catkin_ws$ Checking log directory for disk usage. This may take awhile. Checking:未找到命令 robot@robot-vm:~/catkin_ws$ Press Ctrl-C to interrupt Press:未找到命令 robot@robot-vm:~/catkin_ws$ Done checking log file disk usage. Usage is <1GB. bash: 1GB.: 没有那个文件或目录 robot@robot-vm:~/catkin_ws$ robot@robot-vm:~/catkin_ws$ XML parsing error: no element found: line 74, column 0 XML:未找到命令 robot@robot-vm:~/catkin_ws$ when processing file: /home/robot/catkin_ws/src/robot_model/urdf/my_robot.xacro 程序“when”尚未安装。 您可以使用以下命令安装: sudo apt install when robot@robot-vm:~/catkin_ws$ robot@robot-vm:~/catkin_ws$ Check that: Check:未找到命令 robot@robot-vm:~/catkin_ws$ - Your XML is well-formed -:未找到命令 robot@robot-vm:~/catkin_ws$ - You have the xacro xmlns declaration: xmlns:xacro="http://www.ros.org/wiki/xacro" -:未找到命令 robot@robot-vm:~/catkin_ws$ Invalid <param> tag: Cannot load command parameter [robot_description]: command [/opt/ros/kinetic/lib/xacro/xacro --inorder '/home/robot/catkin_ws/src/robot_model/urdf/my_robot.xacro'] returned with code [2]. bash: param: 没有那个文件或目录 robot@robot-vm:~/catkin_ws$ robot@robot-vm:~/catkin_ws$ Param xml is <param command="$(find xacro)/xacro --inorder '$(find robot_model)/urdf/my_robot.xacro'" name="robot_description"/> bash: 未预期的符号 `newline' 附近有语法错误 robot@robot-vm:~/catkin_ws$ The traceback for the exception was written to the log file 未找到 'The' 命令,您要输入的是否是: 命令 'the' 来自于包 'the' (universe) The:未找到命令 robot@robot-vm:~/catkin_ws$ robot@robot-vm:~/catkin_ws$
最新发布
11-27
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