#include<iostream>

#include <unistd.h>
#include <sys/types.h>
#include <sys/statvfs.h>
#include <pwd.h>

unsigned long getFreeSpace()
{
	struct statvfs stat;
	std::string conf_path(getpwuid(getuid())->pw_dir);
	
	
	conf_path += "/.config/";
	
	
	std::cout<< conf_path << std::endl;
	

  if (statvfs(conf_path.c_str(), &stat) != 0)	return 0; //error!..
  

  //free space size is (f_bsize * f_bavail)
  //unsigned long  f_bsize;
  //fsblkcnt_t f_bavail
  return stat.f_bsize * stat.f_bavail;
}

unsigned long getFreeSpace(std::string conf_path)
{
	struct statvfs stat;

	if (statvfs(conf_path.c_str(), &stat) != 0)	return 0; //error!..

  //free space size is (f_bsize * f_bavail)
  //unsigned long  f_bsize;
  //fsblkcnt_t f_bavail
  return stat.f_bsize * stat.f_bavail;
}

int main()
{
	std::cout<<getFreeSpace(".")<<std::endl;
	return 0;
}