RoboPaul-config-file


------------------------------------main.cpp------------------------------------------------------
#include <cstdlib>  // for console test
#include <iostream> // for console test
#include "config.h"
using namespace std;

int main(int argc, char *argv[])
{
  Load_Config_File("config.cfg");
cout << config_data.Display_X_Resolution;
  Load_Default_Config();
  Save_Config_File("config.cfg");
  Load_Config_File("config.cfg");
    system("PAUSE");
    return EXIT_SUCCESS;
}
---------------------------------------------------------------------------------------------------------
---------------------------------config.h----------------------------------------------------------------
struct config_data_type
{
int Display_X_Resolution;
int Display_Y_Resolution;
int Display_BPS;
};
bool Save_Config_File(const char *Config_File);
bool Load_Config_File(const char *Config_File);
bool Load_Default_Config(void);
---------------------------------------------------------------------------------------------------------
---------------------------------config.cpp--------------------------------------------------------------
#include <fstream>
#include "config.h"

config_data_type config_data;

bool Load_Default_Config(void)
{
   config_data.Display_X_Resolution = 1366;
   config_data.Display_Y_Resolution = 768;
   config_data.Display_BPS          = 32;
   return(0);
};

bool Save_Config_File(const char *Config_File)
{
  std::fstream configfile(Config_File,std::ios::out|std::ios::binary|std::ios::trunc);
  if (configfile.is_open())
  {
     configfile.write(reinterpret_cast<char*>(&config_data), sizeof(config_data_type));
     configfile.close();
  }
  else return(1);
  return(0);
};

bool Load_Config_File(const char *Config_File)
{
  std::fstream configfile(Config_File,std::ios::out|std::ios::binary|std::ios::app);
  if (configfile.is_open())
  {
     configfile.read(reinterpret_cast<char*>(&config_data), sizeof(config_data_type));
     configfile.close();
  }
  else return(1);
  return(0);
};
---------------------------------------------------------------------------------------------------------

The following error is reported when attempting to compile...

   C:\2010-c++_game_projects\R.P.G\main.cpp In function `int main(int, char**)':
15 C:\2010-c++_game_projects\R.P.G\main.cpp `config_data' was not declared in this scope
   C:\2010-c++_game_projects\R.P.G\Makefile.win [Build Error]  [main.o] Error 1