Difference between revisions of "File system manipulation"
| Line 4: | Line 4: | ||
rospack, roscd, rosls | rospack, roscd, rosls | ||
| − | + | ''' | |
| − | rospack: it will help finding you your desired package. For example if you look for roscpp pakage your command should be | + | rospack:''' it will help finding you your desired package. For example if you look for roscpp pakage your command should be |
<nowiki>$ rospack find roscpp</nowiki> | <nowiki>$ rospack find roscpp</nowiki> | ||
| Line 11: | Line 11: | ||
Which will return the roscpp path in the ros system. | Which will return the roscpp path in the ros system. | ||
| − | roscd: it can be used to know the current ros path also to change ros directory, the command | + | '''roscd:''' it can be used to know the current ros path also to change ros directory, the command |
| − | $ roscd | + | <nowiki>$ roscd</nowiki> |
will return you the current ros path. If you want to change the directory to roscpp package you should command | will return you the current ros path. If you want to change the directory to roscpp package you should command | ||
| − | $ roscd roscpp | + | $ roscd roscpp</nowiki> |
Which will give you the path for roscpp. | Which will give you the path for roscpp. | ||
| − | rosls: it is the ros file listing command, you can command this to know the existing file in the specified ros package. | + | '''rosls:''' it is the ros file listing command, you can command this to know the existing file in the specified ros package. |
| − | $ rosls roscpp_tutorials | + | <nowiki>$ rosls roscpp_tutorials</nowiki> |
Revision as of 18:56, 19 October 2014
Let’s start working with file system of the ROS. You need to have a Linux operating system where ROS is installed and workspace has been made.
You need 3 important commands to access your package and know what the files are in your ros file system.
rospack, roscd, rosls rospack: it will help finding you your desired package. For example if you look for roscpp pakage your command should be
$ rospack find roscpp
Which will return the roscpp path in the ros system.
roscd: it can be used to know the current ros path also to change ros directory, the command
$ roscd
will return you the current ros path. If you want to change the directory to roscpp package you should command
$ roscd roscpp</nowiki>
Which will give you the path for roscpp.
rosls: it is the ros file listing command, you can command this to know the existing file in the specified ros package.
$ rosls roscpp_tutorials
