-int mutt_parse_hook (BUFFER * buf __attribute__ ((unused)), BUFFER * s,
- unsigned long data, BUFFER * err)
-{
- hook_t *ptr;
- BUFFER command, pattern;
- int rc, neg = 0;
- regex_t *rx = NULL;
- pattern_t *pat = NULL;
- char path[_POSIX_PATH_MAX];
-
- p_clear(&pattern, 1);
- p_clear(&command, 1);
-
- if (*s->dptr == '!') {
- s->dptr = vskipspaces(s->dptr + 1);
- neg = 1;
- }
-
- mutt_extract_token (&pattern, s, 0);
-
- if (!MoreArgs (s)) {
- m_strcpy(err->data, err->dsize, _("too few arguments"));
- goto error;
- }
-
- mutt_extract_token(&command, s, (data & (M_FOLDERHOOK | M_SENDHOOK |
- M_SEND2HOOK | M_REPLYHOOK)) ?
- M_TOKEN_SPACE : 0);
-
- if (!command.data) {
- m_strcpy(err->data, err->dsize, _("too few arguments"));
- goto error;
- }
-
- if (MoreArgs (s)) {
- m_strcpy(err->data, err->dsize, _("too many arguments"));
- goto error;
- }
-
- if (data & (M_FOLDERHOOK | M_MBOXHOOK)) {
- _mutt_expand_path (path, sizeof (path), pattern.data, 1);
- p_delete(&pattern.data);
- p_clear(&pattern, 1);
- pattern.data = m_strdup(path);
- }
- else if (data & (M_APPENDHOOK | M_OPENHOOK | M_CLOSEHOOK)) {
- if (mutt_test_compress_command (command.data)) {
- m_strcpy(err->data, err->dsize, _("bad formatted command string"));
- return (-1);
- }
- }
- else if (DefaultHook && !(data & M_CRYPTHOOK))
- {
- char tmp[HUGE_STRING];
-
- m_strcpy(tmp, sizeof(tmp), pattern.data);
- mutt_check_simple (tmp, sizeof (tmp), DefaultHook);
- p_delete(&pattern.data);
- p_clear(&pattern, 1);
- pattern.data = m_strdup(tmp);
- }
-
- if (data & (M_MBOXHOOK | M_SAVEHOOK | M_FCCHOOK)) {
- m_strcpy(path, sizeof(path), command.data);
- mutt_expand_path (path, sizeof (path));
- p_delete(&command.data);
- p_clear(&command, 1);
- command.data = m_strdup(path);
- }
-
- /* check to make sure that a matching hook doesn't already exist */
- for (ptr = Hooks; ptr; ptr = ptr->next) {
- if (ptr->type == (int)data &&
- ptr->rx.neg == neg && !m_strcmp(pattern.data, ptr->rx.pattern)) {
- if (data & (M_FOLDERHOOK | M_SENDHOOK | M_SEND2HOOK | M_MESSAGEHOOK |
- M_REPLYHOOK))
- {
- /* these hooks allow multiple commands with the same
- * pattern, so if we've already seen this pattern/command pair, just
- * ignore it instead of creating a duplicate */
- if (!m_strcmp(ptr->command, command.data)) {
- p_delete(&command.data);
- p_delete(&pattern.data);
- return 0;
- }
- } else {
- /* other hooks only allow one command per pattern, so update the
- * entry with the new command. this currently does not change the
- * order of execution of the hooks, which i think is desirable since
- * a common action to perform is to change the default (.) entry
- * based upon some other information. */
- p_delete(&ptr->command);
- ptr->command = command.data;
- p_delete(&pattern.data);
- return 0;
- }
- }
- if (!ptr->next)
- break;
- }
-
- if (data & (M_SENDHOOK | M_SEND2HOOK | M_SAVEHOOK | M_FCCHOOK |
- M_MESSAGEHOOK | M_REPLYHOOK))
- {
- if ((pat =
- mutt_pattern_comp (pattern.data,
- (data & (M_SENDHOOK | M_SEND2HOOK | M_FCCHOOK)) ?
- 0 : M_FULL_MSG, err)) == NULL)
- goto error;
- } else {
- rx = p_new(regex_t, 1);
- if ((rc = REGCOMP(rx, NONULL(pattern.data),
- ((data & M_CRYPTHOOK) ? REG_ICASE : 0))) != 0)
- {
- regerror (rc, rx, err->data, err->dsize);
- regfree (rx);
- p_delete(&rx);
- goto error;
- }
- }
-
- if (ptr) {
- ptr->next = p_new(hook_t, 1);
- ptr = ptr->next;
- } else {
- Hooks = ptr = p_new(hook_t, 1);
- }
- ptr->type = data;
- ptr->command = command.data;
- ptr->pattern = pat;
- ptr->rx.pattern = pattern.data;
- ptr->rx.rx = rx;
- ptr->rx.neg = neg;
- return 0;
-
-error:
- p_delete(&pattern.data);
- p_delete(&command.data);
- return (-1);
-}
-