// ask user to input a number and check it int get_number(const string &prompt) { string input(""); int number(-1); while (1) { cout << prompt; getline(cin, input); if (RET_OK == CTictactoe::check_string_number(input)) { STR2INT(input, number); break; } show_error("Only number can be accepted! Try again!"); } return number; }
/* * $levelctl(LEVELS) * $levelctl(ADD name) * $levelctl(ALIAS old-name new-name) * $levelctl(LOOKUP name-or-number) * $levelctl(NORMALIZE string) */ char *levelctl (char *input) { char *listc, *retval; const char *newlevel, *oldlevel; int oldnum, newnum; GET_FUNC_ARG(listc, input); if (!my_strnicmp(listc, "LEVELS", 2)) { retval = get_all_levels(); RETURN_MSTR(retval); } else if (!my_strnicmp(listc, "ADD", 2)) { GET_FUNC_ARG(newlevel, input); newnum = add_new_level(newlevel); RETURN_INT(newnum); } else if (!my_strnicmp(listc, "ALIAS", 2)) { GET_FUNC_ARG(oldlevel, input); GET_FUNC_ARG(newlevel, input); oldnum = str_to_level(oldlevel); newnum = add_new_level_alias(oldnum, newlevel); RETURN_INT(newnum); } else if (!my_strnicmp(listc, "LOOKUP", 2)) { GET_FUNC_ARG(newlevel, input); if (is_number(newlevel)) { oldnum = STR2INT(newlevel); oldlevel = level_to_str(oldnum); RETURN_STR(oldlevel); } else { oldnum = str_to_level(newlevel); RETURN_INT(oldnum); } } else if (!my_strnicmp(listc, "NORMALIZE", 1)) { Mask m; const char *r; char *err = NULL; mask_unsetall(&m); str_to_mask(&m, input, &err); /* Errors are ignored */ r = mask_to_str(&m); RETURN_STR(r); } RETURN_EMPTY; }