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

3 votes96 views1 answer
2 dimensional array c++ loop
C++
0 vote135 views1 answer
Convert char to C
C++
2 votes160 views1 answer
Cpp starting code
C++
0 vote161 views1 answer
What is meant by pragma once in c++
C++
-1 vote142 views5 answers
Memset in cpp
C++
0 vote132 views1 answer
Hash Sort in C++
C++
45 votes168 views6 answers
Input in c++
C++
0 vote134 views1 answer
Remove a element from an array c++
C++
1 vote385 views1 answer
Do while loop c++ loops continuously
C++
0 vote141 views1 answer
Directed graph in cpp
C++