[ros-users] roslaunch - include extra launch file
Ken Conley
kwc at willowgarage.com
Mon Feb 7 17:11:29 UTC 2011
On Mon, Feb 7, 2011 at 6:51 AM, koen buys <koen.buys at mech.kuleuven.be> wrote:
> On 7 February 2011 15:32, Steven Bellens
> <steven.bellens at mech.kuleuven.be> wrote:
>> 2011/2/7 koen buys <koen.buys at mech.kuleuven.be>:
>>> Hi all,
>>>
>>> I'm including the image_view package (which is in its own launch file)
>>> in another launch file, when I launch this second launch file it seems
>>> that the image_view is executed from ~/.ros/ folder and also saves
>>> it output there. Is this default behavior? I would like that my
>>> included launch files also start from the $PWD location.
>>
>> There is the cwd attribute for node elements:
>> http://www.ros.org/wiki/roslaunch/XML/node
>>
>> I was looking for the same thing two days ago :)
>>
>> Steven
>>
>
> I'm still not getting it to work (Steven mentioned he had the same problem):
>
> process[prosilica_driver_584-2]: started with pid [2901]
> process[prosilica_584_image_proc-3]: started with pid [2903]
> Roslaunch got a 'No such file or directory' error while attempting to run:
>
> gnome-terminal -x
> /home/koen/ros/private-kul-ros-pkg/human_motion_capt/opencv/image_tools/bin/image_view
> image:=prosilica_584/image_color __name:=prosilica_viewer_color_584
> __log:=/home/koen/.ros/log/1e298f1e-32c9-11e0-b3e0-0024e8be2dfe/prosilica_viewer_color_584-4.log
>
> Please make sure that all the executables in this command exist and have
> executable permission. This is often caused by a bad launch-prefix.
>
> Without the cwd="node" it will work just fine. Or do I see the syntax
> here incorrectly and does the "node" need to be a name of a specific
> node?
'node' is the correct syntax, but I'm not sure I understand the
problem well enough to diagnose. Also, the 'node' syntax does not
give you $PWD behavior -- there is no way to specify that. 'node'
sets cwd to the directory of the node being launched.
- Ken
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