Directory stuff

//Checks if a directory exists.
bool path_exists(char *directory)
{
    DWORD returnvalue;
    returnvalue = GetFileAttributes(directory);
    if(returnvalue == ((DWORD)-1))
    {
        return false;
    }
    return true;
}

//Checks if path refers to a letter drive instead of a sub-directory.
bool is_letter_drive(char *path)
{
    char i;
    char* temp_path;// = new char[256];
    for(i = 'A'; i <= 'Z'; i++)
    {
        temp_path = g_strdup_printf ("%c:", i);//sprintf(temp_path, "%c:", i);
        if(strcmp(path, temp_path) == 0)
        {
            g_free (temp_path);//Not needed without Gtk
            break;
        }
        g_free (temp_path);//Not needed without Gtk
        temp_path = g_strdup_printf ("%c:", tolower(i));//sprintf(temp_path, "%c:", tolower(i));
        if(strcmp(path, temp_path) == 0)
        {
            g_free (temp_path);//Not needed without Gtk
            break;
        }
        g_free (temp_path);//Not needed without Gtk
    }
    if(i <= 'Z')
    {
        return true;
    }
    return false;
}

//Attempts to create a directory based on path. Returns false if unsuccessful. Supports recursive directories.
bool create_directory(char *path)
{
    int i = 0;
    char *sub = new char[strlen(path) + 1];
    for(i; i < strlen(path); i++)
    {
        if(path[i] == '\\')
        {
            sub[i] = '\0';
            if(!is_letter_drive(sub))
            {
                if(!path_exists(sub) && !CreateDirectory(sub, NULL))
                {
                    return false;
                }
            }
        }
        sub[i] = path[i];
    }
    return true;
}