#ifndef PRINTUTILS_H_
#define PRINTUTILS_H_

#include <string>
#include <list>
#include <iostream>
#include <boost/format.hpp>

typedef void (OutputHandlerFunc)(const std::string &msg, void *userdata);
extern OutputHandlerFunc *outputhandler;
extern void *outputhandler_data;

void set_output_handler(OutputHandlerFunc *newhandler, void *userdata);

extern std::list<std::string> print_messages_stack;
void print_messages_push();
void print_messages_pop();

void PRINT(const std::string &msg);
#define PRINTB(_fmt, _arg) do { PRINT(str(boost::format(_fmt) % _arg)); } while (0)

void PRINT_NOCACHE(const std::string &msg);
#define PRINTB_NOCACHE(_fmt, _arg) do { PRINT_NOCACHE(str(boost::format(_fmt) % _arg)); } while (0)

#endif