dict_t *results;
} board_t;
-int
+static int
rand_within (int num_values)
{
return (int) ((double) num_values * (rand() / (RAND_MAX + 1.0)));
}
-void
+static void
shuffle (int *array, int length)
{
int i, r, tmp;
}
}
-void
+static void
board_init (board_t *board)
{
int i;
board->letters[i / 4][i % 4] = cube_faces[cubes[i]][rand_within(6)];
}
-void
+static void
board_print (board_t *board)
{
int x, y;
}
#define SEEN_BIT(x, y) (1 << (4*(y)+(x)))
-void
+static void
board_enumerate (board_t *board,
int x,
int y,
int16_t seen,
- string_t *word,
+ char *word,
dict_cursor_t dict_cursor)
{
char c;
seen |= SEEN_BIT (x, y);
c = board->letters[y][x];
- string_append_char (word, c);
+ word[strlen (word)] = c;
dict_cursor = dict_cursor_next (dict_cursor, c);
if (c == 'q') {
- string_append_char (word, 'u');
+ word[strlen (word)] = 'u';
dict_cursor = dict_cursor_next (dict_cursor, 'u');
}
if (DICT_ENTRY_IS_WORD (dict_cursor_resolve (dict_cursor)))
- dict_add_word (board->results, word->s);
+ dict_add_word (board->results, word);
for (dy = -1; dy <= 1; dy++)
for (dx = -1; dx <= 1; dx++)
board_enumerate (board, x + dx, y + dy, seen, word, dict_cursor);
if (c == 'q')
- string_chop (word);
- string_chop (word);
+ word [strlen (word) - 1] = '\0';
+ word [strlen (word) - 1] = '\0';
}
static void
{
int x, y;
int16_t seen = 0;
- string_t word;
+ char word[17];
board->results = solution;
- string_init (&word);
+ memset (word, '\0', 17);
for (y = 0; y < 4; y++)
for (x = 0; x < 4; x++)
- board_enumerate (board, x, y, seen, &word, dict_root (dict));
-
- string_fini (&word);
+ board_enumerate (board, x, y, seen, word, dict_root (dict));
}
static bool_t
int remaining, minutes, seconds;
int found, missed;
char prompt[7], *response;
- string_t word;
gettimeofday (&tv, NULL);
srand (tv.tv_sec ^ tv.tv_usec);
sprintf (prompt, "%02d:%02d ", minutes, seconds);
response = readline (prompt);
add_history (response);
- chomp (response);
if (strlen (response) == 0) {
board_print (&board);
} else {
dict_entry_t *entry;
+ if (response[strlen (response) - 1] == '\n')
+ response[strlen (response) - 1] = '\0';
entry = dict_lookup (&solution, response);
if (DICT_ENTRY_IS_WORD (entry)) {
if (*entry & GRID_WORD_SEEN)