polybar/include/services/command.hpp

46 lines
895 B
C++

#ifndef _SERVICES_COMMAND_HPP_
#define _SERVICES_COMMAND_HPP_
#include <functional>
#include <memory>
#include <stdexcept>
#include <string>
#include "exception.hpp"
#include "utils/proc.hpp"
class CommandException : public Exception {
using Exception::Exception;
};
class Command
{
protected:
std::string cmd;
int stdout[2];
int stdin[2];
pid_t fork_pid;
int fork_status;
public:
Command(const std::string& cmd, int stdout[2] = nullptr, int stdin[2] = nullptr)
throw(CommandException);
~Command() throw(CommandException);
int exec(bool wait_for_completion = true) throw(CommandException);
int wait() throw(CommandException);
void tail(std::function<void(std::string)> callback);
int writeline(const std::string& data);
int get_stdout(int);
int get_stdin(int);
pid_t get_pid();
int get_exit_status();
};
#endif