-
- /* not reached */
-}
-
-static void add_to_list (LIST ** list, const char *str)
-{
- LIST *t, *last = NULL;
-
- /* don't add a NULL or empty string to the list */
- if (!str || *str == '\0')
- return;
-
- /* check to make sure the item is not already on this list */
- for (last = *list; last; last = last->next) {
- if (ascii_strcasecmp (str, last->data) == 0) {
- /* already on the list, so just ignore it */
- last = NULL;
- break;
- }
- if (!last->next)
- break;
- }
-
- if (!*list || last) {
- t = (LIST *) mem_calloc (1, sizeof (LIST));
- t->data = str_dup (str);
- if (last) {
- last->next = t;
- last = last->next;
- }
- else
- *list = last = t;
- }
-}
-
-static int add_to_rx_list (list2_t** list, const char *s, int flags,
- BUFFER * err)
-{
- rx_t* rx;
- int i = 0;
-
- if (!s || !*s)
- return 0;
-
- if (!(rx = rx_compile (s, flags))) {
- snprintf (err->data, err->dsize, "Bad regexp: %s\n", s);
- return -1;
- }
-
- i = rx_lookup ((*list), rx->pattern);
- if (i >= 0)
- rx_free (&rx);
- else
- list_push_back (list, rx);
- return 0;
-}
-
-static int add_to_spam_list (SPAM_LIST ** list, const char *pat,
- const char *templ, BUFFER * err)
-{
- SPAM_LIST *t = NULL, *last = NULL;
- rx_t* rx;
- int n;
- const char *p;
-
- if (!pat || !*pat || !templ)
- return 0;
-
- if (!(rx = rx_compile (pat, REG_ICASE))) {
- snprintf (err->data, err->dsize, _("Bad regexp: %s"), pat);
- return -1;
- }
-
- /* check to make sure the item is not already on this list */
- for (last = *list; last; last = last->next) {
- if (ascii_strcasecmp (rx->pattern, last->rx->pattern) == 0) {
- /* Already on the list. Formerly we just skipped this case, but
- * now we're supporting removals, which means we're supporting
- * re-adds conceptually. So we probably want this to imply a
- * removal, then do an add. We can achieve the removal by freeing
- * the template, and leaving t pointed at the current item.
- */
- t = last;
- mem_free(t->template);
- break;
- }
- if (!last->next)
- break;
- }
-
- /* If t is set, it's pointing into an extant SPAM_LIST* that we want to
- * update. Otherwise we want to make a new one to link at the list's end.
- */
- if (!t) {
- t = mutt_new_spam_list ();
- t->rx = rx;
- if (last)
- last->next = t;
- else
- *list = t;
- }
-
- /* Now t is the SPAM_LIST* that we want to modify. It is prepared. */
- t->template = str_dup (templ);
-
- /* Find highest match number in template string */
- t->nmatch = 0;
- for (p = templ; *p;) {
- if (*p == '%') {
- n = atoi (++p);
- if (n > t->nmatch)
- t->nmatch = n;
- while (*p && isdigit ((int) *p))
- ++p;
- }
- else
- ++p;
- }
- t->nmatch++; /* match 0 is always the whole expr */
-
- return 0;