C++ client service ros

#include "ros/ros.h"
#include "beginner_tutorials/AddTwoInts.h"
#include <cstdlib>

int main(int argc, char **argv)
{
  ros::init(argc, argv, "add_two_ints_client");
  if (argc != 3)
  {
    ROS_INFO("usage: add_two_ints_client X Y");
    return 1;
  }

  ros::NodeHandle n;
  ros::ServiceClient client = n.serviceClient<beginner_tutorials::AddTwoInts>("add_two_ints");
  beginner_tutorials::AddTwoInts srv;
  srv.request.a = atoll(argv[1]);
  srv.request.b = atoll(argv[2]);
  if (client.call(srv))
  {
    ROS_INFO("Sum: %ld", (long int)srv.response.sum);
  }
  else
  {
    ROS_ERROR("Failed to call service add_two_ints");
    return 1;
  }

  return 0;
}

Source: wiki.ros.org

Similar codes

2 votes194 views2 answers
Include cpp
C++
0 vote206 views1 answer
Lnk2001 unresolved external symbol __imp_PlaySoundA
C++
1 vote197 views1 answer
How to loop a 2 dimensional vector in c++ starting from second element
C++
0 vote184 views1 answer
Translation codeforces in c++
C++
3 votes204 views1 answer
Initializing 2d vector
C++
0 vote213 views1 answer
Json::iterator c++
C++
17 votes206 views6 answers
Find max value in array c++
C++
20 votes207 views5 answers
Cin.getline
C++
0 vote221 views1 answer
Auto& in c++
C++
0 vote199 views1 answer
Prime template c++
C++