command.h

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#pragma once
#include <string>
#include <boost/function.hpp>
#include <boost/thread.hpp>
#ifdef TESTING
#include "gtest/gtest.h"
#endif

enum BgCommandStatus
{
    BG_CMD_NEWLINE = 0, 
    BG_CMD_END = 1 
};

typedef boost::function<void(BgCommandStatus status, const std::string& line, int exit_code)> bg_command_status_handler_function;

class Command
{
public:
    Command();
    static std::string GetStdoutFromCommand(std::string cmd);
    static int GetExternalProcessId( std::string name );
    static int executeCommand(const std::string &cmd);
    static void GetStdoutFromBackgroundCommand(bg_command_status_handler_function handler, const std::string& binaryFile);
    static FILE* myPopen(const char *command, const char *type);
    virtual ~Command();
private:

    static void runBackgroundCommand(bg_command_status_handler_function handler, const std::string& binaryFile);

#ifdef TESTING
public:
    FRIEND_TEST(Command_test,myPopenError);
    FRIEND_TEST(Command_test,myPopenCorrect);

#endif //TESTING
};