* Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA."
*/
-/* Portably, schmortability. I want ease of programming. */
-#define _GNU_SOURCE
-#include <stdio.h>
-#include <stdlib.h>
+#include "dict.h"
+
#include <string.h>
#include <errno.h>
#include <ctype.h>
-#include "dict.h"
+typedef struct _string {
+ size_t size;
+ char *s;
+ size_t len;
+} string_t;
-void *
+typedef bool_t
+(*trie_predicate_t) (trie_t *trie);
+
+#define TRIE_CHAR_TO_INDEX(c) (tolower (c) - 'a')
+#define TRIE_INDEX_TO_CHAR(i) (i + 'a')
+
+static void *
xmalloc (size_t size)
{
void *res;
return res;
}
-void *
+static void *
xrealloc (void *ptr, size_t size)
{
void *res;
return res;
}
-void
+static void
chomp (char *s)
{
int len = strlen (s);
+ if (len == 0)
+ return;
if (s[len - 1] == '\n')
s[len - 1] = '\0';
}
-void
+static void
string_init (string_t *string)
{
string->size = 0;
string->len = 0;
}
-void
+static void
string_fini (string_t *string)
{
string->size = 0;
string->len = 0;
}
-void
+static void
string_append_char (string_t *string, char c)
{
if (string->size == 0) {
string->s[string->len] = '\0';
}
-void
+static void
string_chop (string_t *string)
{
if (string->len == 0)
trie_destroy (trie->next[i]);
}
-trie_t *
+static trie_t *
trie_create (void)
{
trie_t *trie;
free (trie);
}
-void
+static trie_t *
trie_add (trie_t *trie,
const char *word_chunk)
{
char c = word_chunk[0];
int i;
- if (c == '\0') {
- trie->flags |= TRIE_FLAGS_IS_WORD;
- return;
- }
+ if (c == '\0')
+ return trie;
i = TRIE_CHAR_TO_INDEX (c);
if (trie->next[i] == NULL)
trie->next[i] = trie_create ();
- trie_add (trie->next[i], word_chunk + 1);
+ return trie_add (trie->next[i], word_chunk + 1);
}
-trie_t *
+static trie_t *
trie_find (trie_t *trie,
const char *word_chunk)
{
return trie;
}
-int
+static int
trie_count (trie_t *trie,
trie_predicate_t predicate)
{
return count;
}
-int
+static int
trie_print (trie_t *trie,
string_t *string,
trie_predicate_t predicate,
dict_add_word (dict_t *dict,
const char *word)
{
- trie_add (dict, word);
+ trie_t *trie;
+
+ trie = trie_add (dict, word);
+ trie->flags |= DICT_ENTRY_FLAG_IS_WORD;
}
void