Questions tagged [linking]

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How to have a child link with two parent links for URDF

As the title states, there is a link on my robot that is connected to two different parent links in seperate places. I don't know how to do this as it says that every single link must be unique. Is ...
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Debugging ros2 libraries

I am trying to understand custom memory allocators for ROS2. To understand the functioning of tlsf I am using tlsf_example ...
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How to properly link system library to ROS node

I've written a simple ROS2 package with a single node, which I link to a system library (no pkg-config or CMake find module available) directly: ...
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Should I link ${catkin_LIBRARIES} to my library, or to executables?

Here's an excerpt from my CMakeLists.txt: ...
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Linking problem when building apriltag_ros package

Hello, I'm trying to build this project (http://wiki.ros.org/apriltag_ros) in Ubuntu 18.04 and ROS-melodic. I just did: (i) cd catkin_ws/src/ (ii) git clone https://github.com/AprilRobotics/...
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How do I debug ld error linking tf2 transform of geometry_msgs::Point32

Hello ROS Answers, I'm out of ideas for debugging an linking error on my machine. I need help solving the problem below or advice on how to debug further. Platform: Distro: Indigo OS: Ubuntu 14.04 ...
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ROS Answers SE migration: ROS2 Linking

I'm having trouble linking libraries in ROS2. I have a simple example posted here I have two packages. awesome_library defines a C++ class in a library and ...
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Linking external headers file in ROS package

I am trying to use the Kilobot simulator Kilombo with a ROS package. I am installing Kilombo as normal as a system library. I am then trying to include the Kilombo header file inside the ROS package ...
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linking boost components - catkin error

I followed most of the answers on how to link properly a library and still I cant compile my package with catkin_make, due to undefined reference to ...
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compiling the package [costmap_2d] is extremely slow on Jetson TK1

Have anyone experienced compiling costmap_2d on a Nvidia Jetson TK1 with Ubuntu 16.04 and ROS Kinetic? I've tried to compile it on 2 such boards. They all compiled ...
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How do ROS projects such as RViz justify release under BSD while statically linking against Qt, which is LGPL?

I'm building my own very simple, straightforward ROS/Qt application and am trying to figure out if BSD is an acceptable license for my code. I am confused as to how many ROS projects (RViz, for ...
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How to link opencv to ROS indigo (catkin) with CMake (ubuntu 14.04)?

Am so far not able to use cv_bridge. Am getting this compilation error ...
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pcl library linking problem

Hi, I am facing a linking problem between pcl and ROS. I am using Ubuntu 14.04 and QtCreator. I am trying to convert the laser data to OpenCV image, now I have the pointcoud2 so I need to convert it ...
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Package external dependencies

Hello, I am building a ROS package (well actually I am building components for RTT_ROS) and these components depend on external code. This external code is not 3rd party code but code which is ...
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not linking with roscpp

Getting linking errors on everything in roscpp, serialization, console, etc. CMakelist looks correct (have read and tried all recommend postings. Can also compile other parts of the package that link ...
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Cmake linking problem against serial library

Hello everyone, I am having a little bit of trouble making the following work in ROS. The problem is the following: I am writing a library to control a probe which communicates through serial. Hence, ...
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eclipse and catkin_make not linking to ros.h dependencies

Hello all, So I am working on a project where I basically want to create a node to take information from another, check it, then publish that information elsewhere. I was working on it yesterday and ...
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Cmake Project to Catkin

Hey every one, I have the following folder structure of a pure cmake project: ...
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1 answer
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Problem when compiling OpenCV with ROS

I am using rosbuild to build a project with OpenCV and ROS. The OpenCV version is 2.4.9, built and installed from source. The ROS version is indigo. When I include the nonfree module of OpenCV (has ...
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Problem with PCL using ROS indigo

ROS indigo, pcl-1.7 I try to use voxel grid filter with the line: pcl::VoxelGridpcl::PCLPointCloud2 sor; But it throws errors when linking the libraries like the following: /usr/lib/gcc/x86_64-linux-...
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How to call functions defined in an external C file from a ROS package?

Hi, I have a C file(cluster.c) and a header file(cluster.h) which are not a part of any ROS package. I want to call functions in that C file from my already existing ROS package's source file(detect....
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Why is --as-needed not explicitly set for ROS workspaces?

Hello everyone, I'm using ROS with a non-Ubuntu linux distribution and hit unexpected bugs quite regularly. This is my newest discovery and it would be great to see this fixed one way or the other: ...
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How to utilize libserial with ROS -Ubuntu 12.04 - Hydro

I have an old ROS Fuerte project which code i wanted to reuse in an another ROS Hydro node, this code uses libserial library. I have a problem to find out the correct way to include this library into ...
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Building and linking ros library

Hi All, I'm trying to rosbuild a library, which will then be included in several other ROS-packages. Right now, I have successfully created the library in "DeviceHandler" package by: ...
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1 answer
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problem linking pcl_io

Hi, I'm building this on my Raspberry Pi - anyone any idea what might be wrong re: the extract error message: Both libtheoradec.so.1, and libspeex.so.1, are on the system. Thanks in advance Mark ...
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ROS Install on Pandaboard trouble linking ASSIMP 3 collada_urdf

I have followed this guide to install ROS on my Pandaboard: ros.org/wiki/groovy/Installation/PandaBoard/Source I have gotten to package 100/103 in the build (...
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Undefined Reference to boost

Hi guys, I've been getting this error lately every time I compile my ethzasl_sensor_fusion. The error I received is below: Linking CXX executable ../bin/pose_sensor CMakeFiles/pose_sensor.dir/src/main....
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Linking error with bag_to_pcd

Hi all, I am trying to build ROS Groovy on an ARM machine (Cubox). I want to compile perception_ros but I keep getting this error when I try to build with catkin_make: Scanning dependencies of target ...
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1 answer
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How to add cvblob_DIR for find_package?

I'm trying to use Groovy, but i get blocked every time: I want to use cvBlob with opencv in ROS. I installed both, my test program works in opencv. I think there shouldn't be any problem with the ...
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1 answer
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Linking errors installing and compiling ROS (OSX)

Hello, I was having some problems before with linking TinyXML to my package, which I got to work now, but after that I received weird linking errors: ...
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1 answer
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Linking dependencies on OSX

Hey, I have been attempting to get ROS to work on OSX and am stuck when I try to link an executable with a dependency. I tried linking against yaml-cpp and tinyxml, both installed and linked according ...
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1 answer
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How to use a static library?

Specifically, I am trying use the RoBoIO library that comes with the RoBoard. The library consists of two folders: Include, which has all the .h files, and Lib, which has a .a file. Without using ROS, ...
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1 answer
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groovy rosconsole error

I noticed ROS Groovy is no longer in beta and I wanted to try catkin with groovy. I am able to create a new package using catkin. Also i am able to include "ros/ros.h" in my code but ...
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1 answer
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Gazebo: undefined symbol: _ZTIN6gazebo12CameraPluginE when creating camera plugin

I am trying to create a camera plugin in gazebo 1.0.1. I am using Ubuntu 12.04 on VMWare (MacOS Lion). I don't know if I did all the steps in the correct way, so let me summarize: I installed fuerte ...
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1 answer
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Linking error libboost_system with tabletop_object_detector

Hey, I decided to upgrade my laptop to Oneiric today and after fixing quite a few new issues, I'm stuck on an issue I can't seem to get fixed. When rosmaking tabletop_object_detector I get the ...
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1 answer
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CMakeList find_package OpenCV SVN

Hi all, I have the following problem, which drives me crazy. I installed ROS fuerte with ros-fuerte-opencv2. I also compiled OpenCV from the svn repositories because I need CUDA and OpenGL support ...
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2 answers
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Integration of urdf_parser in non-ROS software using CMake

I would like to extend my library RBDL (the Rigid Body Dynamics Library) to allow loading of models described by urdf. For this I would like to use the existing urdf_parser from ROS. As a build system ...
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1 answer
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Compiling PCL on Pandaboard, linking error

Hello, I've been stuck for a while now trying to get PCL to compile on my Pandaboard. The issue is with some libvtk library, which I've never heard of. Searching google did not yield much promising ...
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1 answer
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Linking problems between two packages

Hey everyone I have a very strange problem. I am working on creating an interface to a Katana arm by Neuronics. There have already been made one here http://www.ros.org/wiki/katana, but it is way to ...
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1 answer
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fuerte packages trying to link with mysqlclient

Trying out the ROS fuerte release, various packages I try to build (e.g. gazebo_plugins) fail due to cmake trying to link with mysqlclient?! ...
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1 answer
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ROS Cmake won't see boost library

Hello, I am currently writing a cpp in my ROS package based on this tutorial but there seems to be a linking error as the boost::filesystem classes aren't ...
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1 answer
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Newer Boost Library Ubuntu 10.04

Hi all! I am having a little issue linking a newer version of Boost (1.46.1) against ROS Electric in Lucid (10.04). I have specified the newer version for the ROS environment using. ...
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1 answer
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Linking error with pcl_ros_tf

I'm trying to build a package that uses the unstable version of perception_pcl. When I rosmake my package, I get: /usr/bin/ld: cannot find -lpcl_ros_tf I found one ...
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1 answer
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How can I tell a rosjava node where to look for .so files?

I have a Java ROS node that depends on a 3rd party .so file that I've packaged up as a separate package. Typically the cpp-exports in the manifest tell other C/C++ projects how to link to those ...
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1 answer
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compiling a project based on OpenCV in ubuntu

I have an error when doing cmake [actually rosmake] to my project, I have already installed OpenCV but I have this error: ...
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1 answer
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Linking Problems in Ubuntu 11.10

Hi ROS Community, I think this question could be a little bit off topic, but I since this community has a lot of expertise in building stuff, I think it's a good place to ask. I'm trying to build a ...
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1 answer
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Linking object files in another package

Hi, Is there some way to directly link object files (.o) from another package, or is the only possible way to do it to change the build configuration of the second package so it creates a library file?...
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1 answer
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link user code and ros

I've just started working with the ROS How can I myself have written a code that would link with ROS? Originally posted by abrsefid on ROS Answers with karma: 41 on 2011-10-21 Post score: 0
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pcl::ConvexHull not instantiated for pcl::PointXY?

I get a linker error: undefined reference to pcl::ConvexHullpcl::PointXY::reconstruct(pcl::PointCloudpcl::PointXY&) My manifest.xml includes "pcl" and "pcl_ros" listed as ...
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Manifest architecture / os flags for linking different lib versions

I have a library X that builds differently for 64 and 32 bit systems and outputs the binaries to the subfolders unix32/lib and unix64/lib respectively. For dependend packages I publish both the unix32 ...
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