splipath - C++

#include <direct.h>
#include <stdlib.h>
#include <stdio.h>
#include <string.h>
 
int main( void )
{
   char path_buffer[_MAX_PATH];
   char drive[_MAX_DRIVE];
   char dir[_MAX_DIR];
   char fname[_MAX_FNAME];
   char ext[_MAX_EXT];
   char* buffer;
   
   
   if( (buffer = _getcwd( NULL, 0 )) == NULL )
      printf( "_getcwd error" );
   else
   {
    
    printf( "%s \nLength of path is %d\n", buffer, strlen(buffer) );
    printf("\n");
      
   }
 
   
 
    _splitpath( buffer, drive, dir, fname, ext ); 
    printf( "Path extracted with _splitpath:\n" );
    printf( "  Drive: %s\n", drive );
    printf( "  Dir: %s\n", dir );
    printf( "  Filename: %s\n", fname );
    printf( "  Ext: %s\n", ext );
    free(buffer);

#include "windows.h"
#include <direct.h>
#include <string.h>
#include <string>
#include "stdlib.h"
#include "stdio.h"
 
int main( void )
{
   char path_buffer[_MAX_PATH];
   char drive[_MAX_DRIVE];
   char dir[_MAX_DIR];
   char fname[_MAX_FNAME];
   char ext[_MAX_EXT];
   char prgname[_MAX_PATH];
 
    GetModuleFileName(NULL, prgname, sizeof(prgname)); 
    _splitpath( prgname, drive, dir, fname, ext ); 
        printf( "Path extracted with _splitpath:\n" );
    printf( "  Drive: %s\n", drive );
    printf( "  Dir: %s\n", dir );
    printf( "  Filename: %s\n", fname );
    printf( "  Ext: %s\n", ext );
    printf( "  Path:%s\n", prgname);
    
    }

int main(int argc, char* argv[]){
    cout << argv[0] << endl;
        system("pause");
        return 0;
}