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

8 votes195 views5 answers
Resize vector c++
C++
3 votes173 views1 answer
C++ how to make a negative float positive
C++
1 vote148 views1 answer
Error: default argument given for parameter
C++
2 votes167 views2 answers
Cpp #include "" <>
C++
0 vote167 views1 answer
How to define global array in c++ in a scope
C++
0 vote162 views1 answer
C++ pause linux
C++
17 votes150 views1 answer
Input a string in c++
C++
0 vote164 views1 answer
Leetcode fast io
C++
0 vote153 views2 answers
Default order in set in c++
C++
10 votes175 views3 answers
Remove duplicates from vector c++
C++