[ros-users] rospack depends geometry_msgs vs rosmsg packages Header
Stephan Opfer
opfer at vs.uni-kassel.de
Fri Jan 25 07:20:07 UTC 2013
Hi,
did as you told me:http://answers.ros.org/question/53333/rospack-depends-geometry_msgs-vs-rosmsg-packages-header/
Very interesting, that you dont get that behaviour. I am using fuerte with ubuntu 12.04
Best Regards,
Stephan
On 01/24/2013 08:45 PM, William Woodall wrote:
> Stephan,
>
> Can you take this to answers.ros.org <http://answers.ros.org>? And in that question there can you tell us what version of ROS you are using?
>
> I do not get the same behavior as you:
>
> ∫ rospack depends geometry_msgs
> cpp_common
> rostime
> roscpp_traits
> roscpp_serialization
> genmsg
> genpy
> message_runtime
> std_msgs
>
>
> --
>
> P.S. in the future please follow the getting help guidelines:
>
> http://ros.org/wiki/Support
>
> Thanks,
>
> On Thu, Jan 24, 2013 at 6:49 AM, Stephan Opfer <opfer at vs.uni-kassel.de <mailto:opfer at vs.uni-kassel.de>> wrote:
>
> Hi,
>
> I have some problem in understanding the consistency of the output of the following two commands:
>
> $rospack depends geometry_msgs:
> <nothing>
>
> $rosmsg packages Header
> ...
> gazebo_msgs
> gazebo_plugins
> geometry_msgs <--
> hpPackage
> ...
>
> So geometry_msgs is using the Header message from std_msgs, but geometry_msgs does not depend on std_msgs. One example of using the Header message is geometry_msgs/TwistStamped:
>
> $rosmsg show geometry_msgs/TwistStamped
> std_msgs/Header header
> uint32 seq
> time stamp
> string frame_id
> geometry_msgs/Twist twist
> geometry_msgs/Vector3 linear
> float64 x
> float64 y
> float64 z
> geometry_msgs/Vector3 angular
> float64 x
> float64 y
> float64 z
>
> Isn't it a bug?
>
> Best Regards,
> Stephan
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>
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>
> --
> William Woodall
> Willow Garage - Software Engineer
> wwoodall at willowgarage.com <mailto:wwoodall at willowgarage.com>
>
>
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--
Distributed Systems Research Group
Stephan Opfer T. +49 561 804-6283 F. +49 561 804-6277
Univ. Kassel, FB 16, Wilhelmshöher Allee 73, D-34121 Kassel
WWW: http://www.vs.uni-kassel.de/mitarbeiter/wiss-mitarbeiter/stephan-opfer/
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