[c++] Zapis gry - Odczyt wartości z zapisanego pliku i wczytanie ich do zmiennych.

/* fread example: read an entire file */
#include <stdio.h>
#include <stdlib.h>

int main() {
    FILE * pFile;
    long lSize;
    char * buffer;
    size_t result;
   
    pFile = fopen( "myfile.bin", "rb" );
    if( pFile == NULL ) { fputs( "File error", stderr ); exit( 1 ); }
   
    // obtain file size:
    fseek( pFile, 0, SEEK_END );
    lSize = ftell( pFile );
    rewind( pFile );
   
    // allocate memory to contain the whole file:
    buffer =( char * ) malloc( sizeof( char ) * lSize );
    if( buffer == NULL ) { fputs( "Memory error", stderr ); exit( 2 ); }
   
    // copy the file into the buffer:
    result = fread( buffer, 1, lSize, pFile );
    if( result != lSize ) { fputs( "Reading error", stderr ); exit( 3 ); }
   
    /* the whole file is now loaded in the memory buffer. */
   
    // terminate
    fclose( pFile );
    free( buffer );
    return 0;
}