ChildProcess C++ lib. Simple way to run external process from your app

namespace cr
{
namespace utils
{
/// Child process class.
class ChildProcess
{
public:

    /// Get library version.
    static std::string getVersion();

    /// Class constructor.
    ChildProcess();

    /// Class destructor.
    ~ChildProcess();

    /// Create a child process and run given command with provided arguments.
    bool run(std::string command, std::string params = "");

    /// Close child process.
    void close();
};
}
}

#include <iostream>
#include <string>
#include <chrono>
#include <thread>
#include "ChildProcess.h"

int main(void)
{
    std::cout << "ChildProcess v" <<
    cr::utils::ChildProcess::getVersion() << " example" <<
    std::endl << std::endl;

    std::string command = "";
    std::cout << "Enter command: ";
    std::cin >> command;

    std::string arguments = "";
    std::cout << "Enter arguments: ";
    std::cin >> arguments;

    // Run child process.
    cr::utils::ChildProcess process;
    if (!process.run(command, arguments))
        return 0;

    // Wait 2 seconds for example.
    std::this_thread::sleep_for(std::chrono::seconds(2));

    // Close child process.
    process.close();

    return 1;
}