1 /*************************************************
2 * Exim - an Internet mail transport agent *
3 *************************************************/
5 /* Copyright (c) The Exim Maintainers 2020 - 2022 */
6 /* Copyright (c) University of Cambridge 1995 - 2018 */
7 /* See the file NOTICE for conditions of use and distribution. */
8 /* SPDX-License-Identifier: GPL-2.0-or-later */
13 #ifdef TRANSPORT_AUTOREPLY /* Remainder of file */
14 #include "autoreply.h"
18 /* Options specific to the autoreply transport. They must be in alphabetic
19 order (note that "_" comes before the lower case letters). Those starting
20 with "*" are not settable by the user but are used by the option-reading
21 software for alternative value types. Some options are publicly visible and so
22 are stored in the driver instance block. These are flagged with opt_public. */
23 #define LOFF(field) OPT_OFF(autoreply_transport_options_block, field)
25 optionlist autoreply_transport_options[] = {
26 { "bcc", opt_stringptr, LOFF(bcc) },
27 { "cc", opt_stringptr, LOFF(cc) },
28 { "file", opt_stringptr, LOFF(file) },
29 { "file_expand", opt_bool, LOFF(file_expand) },
30 { "file_optional", opt_bool, LOFF(file_optional) },
31 { "from", opt_stringptr, LOFF(from) },
32 { "headers", opt_stringptr, LOFF(headers) },
33 { "log", opt_stringptr, LOFF(logfile) },
34 { "mode", opt_octint, LOFF(mode) },
35 { "never_mail", opt_stringptr, LOFF(never_mail) },
36 { "once", opt_stringptr, LOFF(oncelog) },
37 { "once_file_size", opt_int, LOFF(once_file_size) },
38 { "once_repeat", opt_stringptr, LOFF(once_repeat) },
39 { "reply_to", opt_stringptr, LOFF(reply_to) },
40 { "return_message", opt_bool, LOFF(return_message) },
41 { "subject", opt_stringptr, LOFF(subject) },
42 { "text", opt_stringptr, LOFF(text) },
43 { "to", opt_stringptr, LOFF(to) },
46 /* Size of the options list. An extern variable has to be used so that its
47 address can appear in the tables drtables.c. */
49 int autoreply_transport_options_count =
50 sizeof(autoreply_transport_options)/sizeof(optionlist);
56 autoreply_transport_options_block autoreply_transport_option_defaults = {0};
57 void autoreply_transport_init(transport_instance *tblock) {}
58 BOOL autoreply_transport_entry(transport_instance *tblock, address_item *addr) {return FALSE;}
60 #else /*!MACRO_PREDEF*/
63 /* Default private options block for the autoreply transport.
64 All non-mentioned lements zero/null/false. */
66 autoreply_transport_options_block autoreply_transport_option_defaults = {
72 /* Type of text for the checkexpand() function */
74 enum { cke_text, cke_hdr, cke_file };
78 /*************************************************
79 * Initialization entry point *
80 *************************************************/
82 /* Called for each instance, after its options have been read, to
83 enable consistency checks to be done, or anything else that needs
87 autoreply_transport_init(transport_instance *tblock)
90 autoreply_transport_options_block *ob =
91 (autoreply_transport_options_block *)(tblock->options_block);
94 /* If a fixed uid field is set, then a gid field must also be set. */
96 if (tblock->uid_set && !tblock->gid_set && tblock->expand_gid == NULL)
97 log_write(0, LOG_PANIC_DIE|LOG_CONFIG,
98 "user set without group for the %s transport", tblock->name);
104 /*************************************************
105 * Expand string and check *
106 *************************************************/
108 /* If the expansion fails, the error is set up in the address. Expanded
109 strings must be checked to ensure they contain only printing characters
110 and white space. If not, the function fails.
114 addr address that is being worked on
115 name transport name, for error text
116 type type, for checking content:
118 cke_hdr => header, allow \n + whitespace
119 cke_file => file name, no non-printers allowed
121 Returns: expanded string if expansion succeeds;
126 checkexpand(uschar *s, address_item *addr, uschar *name, int type)
128 uschar *ss = expand_string(s);
132 addr->transport_return = FAIL;
133 addr->message = string_sprintf("Expansion of \"%s\" failed in %s transport: "
134 "%s", s, name, expand_string_message);
138 if (type != cke_text) for (uschar * t = ss; *t != 0; t++)
142 if (mac_isprint(c)) continue;
143 if (type == cke_hdr && c == '\n' && (t[1] == ' ' || t[1] == '\t')) continue;
144 sp = string_printing(s);
145 addr->transport_return = FAIL;
146 addr->message = string_sprintf("Expansion of \"%s\" in %s transport "
147 "contains non-printing character %d", sp, name, c);
157 /*************************************************
158 * Check a header line for never_mail *
159 *************************************************/
161 /* This is called to check to, cc, and bcc for addresses in the never_mail
162 list. Any that are found are removed.
165 list list of addresses to be checked
166 never_mail an address list, already expanded
168 Returns: edited replacement address list, or NULL, or original
172 check_never_mail(uschar * list, const uschar * never_mail)
174 rmark reset_point = store_mark();
175 uschar * newlist = string_copy(list);
176 uschar * s = newlist;
181 uschar *error, *next;
182 uschar *e = parse_find_address_end(s, FALSE);
184 int start, end, domain, rc;
186 /* Temporarily terminate the string at the address end while extracting
187 the operative address within. */
190 next = parse_extract_address(s, &error, &start, &end, &domain, FALSE);
193 /* If there is some kind of syntax error, just give up on this header
198 /* See if the address is on the never_mail list */
200 rc = match_address_list(next, /* address to check */
201 TRUE, /* start caseless */
202 FALSE, /* don't expand the list */
203 &never_mail, /* the list */
204 NULL, /* no caching */
205 -1, /* no expand setup */
206 0, /* separator from list */
207 NULL); /* no lookup value return */
209 if (rc == OK) /* Remove this address */
212 debug_printf("discarding recipient %s (matched never_mail)\n", next);
214 if (terminator == ',') e++;
215 memmove(s, e, Ustrlen(e) + 1);
217 else /* Skip over this address */
220 if (terminator == ',') s++;
224 /* If no addresses were removed, retrieve the memory used and return
229 store_reset(reset_point);
233 /* Check to see if we removed the last address, leaving a terminating comma
234 that needs to be removed */
236 s = newlist + Ustrlen(newlist);
237 while (s > newlist && (isspace(s[-1]) || s[-1] == ',')) s--;
240 /* Check to see if there any addresses left; if not, return NULL */
243 if (Uskip_whitespace(&s))
246 store_reset(reset_point);
252 /*************************************************
254 *************************************************/
256 /* See local README for interface details. This transport always returns
257 FALSE, indicating that the top address has the status for all - though in fact
258 this transport can handle only one address at at time anyway. */
261 autoreply_transport_entry(
262 transport_instance *tblock, /* data for this instantiation */
263 address_item *addr) /* address we are working on */
269 EXIM_DB * dbm_file = NULL;
270 BOOL file_expand, return_message;
271 uschar *from, *reply_to, *to, *cc, *bcc, *subject, *headers, *text, *file;
272 uschar *logfile, *oncelog;
273 uschar *cache_buff = NULL;
274 uschar *cache_time = NULL;
275 uschar *message_id = NULL;
277 time_t now = time(NULL);
278 time_t once_repeat_sec = 0;
282 autoreply_transport_options_block *ob =
283 (autoreply_transport_options_block *)(tblock->options_block);
285 DEBUG(D_transport) debug_printf("%s transport entered\n", tblock->name);
287 /* Set up for the good case */
289 addr->transport_return = OK;
290 addr->basic_errno = 0;
292 /* If the address is pointing to a reply block, then take all the data
293 from that block. It has typically been set up by a mail filter processing
294 router. Otherwise, the data must be supplied by this transport, and
295 it has to be expanded here. */
299 DEBUG(D_transport) debug_printf("taking data from address\n");
300 from = addr->reply->from;
301 reply_to = addr->reply->reply_to;
302 to = addr->reply->to;
303 cc = addr->reply->cc;
304 bcc = addr->reply->bcc;
305 subject = addr->reply->subject;
306 headers = addr->reply->headers;
307 text = addr->reply->text;
308 file = addr->reply->file;
309 logfile = addr->reply->logfile;
310 oncelog = addr->reply->oncelog;
311 once_repeat_sec = addr->reply->once_repeat;
312 file_expand = addr->reply->file_expand;
313 expand_forbid = addr->reply->expand_forbid;
314 return_message = addr->reply->return_message;
320 DEBUG(D_transport) debug_printf("taking data from transport\n");
321 GET_OPTION("once_repeat"); oncerepeat = ob->once_repeat;
322 GET_OPTION("from"); from = ob->from;
323 GET_OPTION("reply_to"); reply_to = ob->reply_to;
324 GET_OPTION("to"); to = ob->to;
325 GET_OPTION("cc"); cc = ob->cc;
326 GET_OPTION("bcc"); bcc = ob->bcc;
327 GET_OPTION("subject"); subject = ob->subject;
328 GET_OPTION("headers"); headers = ob->headers;
329 GET_OPTION("text"); text = ob->text;
330 GET_OPTION("file"); file = ob->file;
331 GET_OPTION("log"); logfile = ob->logfile;
332 GET_OPTION("once"); oncelog = ob->oncelog;
333 file_expand = ob->file_expand;
334 return_message = ob->return_message;
336 if ( from && !(from = checkexpand(from, addr, tblock->name, cke_hdr))
337 || reply_to && !(reply_to = checkexpand(reply_to, addr, tblock->name, cke_hdr))
338 || to && !(to = checkexpand(to, addr, tblock->name, cke_hdr))
339 || cc && !(cc = checkexpand(cc, addr, tblock->name, cke_hdr))
340 || bcc && !(bcc = checkexpand(bcc, addr, tblock->name, cke_hdr))
341 || subject && !(subject = checkexpand(subject, addr, tblock->name, cke_hdr))
342 || headers && !(headers = checkexpand(headers, addr, tblock->name, cke_text))
343 || text && !(text = checkexpand(text, addr, tblock->name, cke_text))
344 || file && !(file = checkexpand(file, addr, tblock->name, cke_file))
345 || logfile && !(logfile = checkexpand(logfile, addr, tblock->name, cke_file))
346 || oncelog && !(oncelog = checkexpand(oncelog, addr, tblock->name, cke_file))
347 || oncerepeat && !(oncerepeat = checkexpand(oncerepeat, addr, tblock->name, cke_file))
352 if ((once_repeat_sec = readconf_readtime(oncerepeat, 0, FALSE)) < 0)
354 addr->transport_return = FAIL;
355 addr->message = string_sprintf("Invalid time value \"%s\" for "
356 "\"once_repeat\" in %s transport", oncerepeat, tblock->name);
361 /* If the never_mail option is set, we have to scan all the recipients and
362 remove those that match. */
366 const uschar *never_mail = expand_string(ob->never_mail);
370 addr->transport_return = FAIL;
371 addr->message = string_sprintf("Failed to expand \"%s\" for "
372 "\"never_mail\" in %s transport", ob->never_mail, tblock->name);
376 if (to) to = check_never_mail(to, never_mail);
377 if (cc) cc = check_never_mail(cc, never_mail);
378 if (bcc) bcc = check_never_mail(bcc, never_mail);
380 if (!to && !cc && !bcc)
383 debug_printf("*** all recipients removed by never_mail\n");
388 /* If the -N option is set, can't do any more. */
393 debug_printf("*** delivery by %s transport bypassed by -N option\n",
399 /* If the oncelog field is set, we send want to send only one message to the
400 given recipient(s). This works only on the "To" field. If there is no "To"
401 field, the message is always sent. If the To: field contains more than one
402 recipient, the effect might not be quite as envisaged. If once_file_size is
403 set, instead of a dbm file, we use a regular file containing a circular buffer
406 if (oncelog && *oncelog && to)
410 if (is_tainted(oncelog))
412 addr->transport_return = DEFER;
413 addr->basic_errno = EACCES;
414 addr->message = string_sprintf("Tainted '%s' (once file for %s transport)"
415 " not permitted", oncelog, tblock->name);
419 /* Handle fixed-size cache file. */
421 if (ob->once_file_size > 0)
426 cache_fd = Uopen(oncelog, O_CREAT|O_RDWR, ob->mode);
427 if (cache_fd < 0 || fstat(cache_fd, &statbuf) != 0)
429 addr->transport_return = DEFER;
430 addr->basic_errno = errno;
431 addr->message = string_sprintf("Failed to %s \"once\" file %s when "
432 "sending message from %s transport: %s",
433 cache_fd < 0 ? "open" : "stat", oncelog, tblock->name, strerror(errno));
437 /* Get store in the temporary pool and read the entire file into it. We get
438 an amount of store that is big enough to add the new entry on the end if we
441 cache_size = statbuf.st_size;
442 add_size = sizeof(time_t) + Ustrlen(to) + 1;
443 cache_buff = store_get(cache_size + add_size, oncelog);
445 if (read(cache_fd, cache_buff, cache_size) != cache_size)
447 addr->transport_return = DEFER;
448 addr->basic_errno = errno;
449 addr->message = US"error while reading \"once\" file";
453 DEBUG(D_transport) debug_printf("%d bytes read from %s\n", cache_size, oncelog);
455 /* Scan the data for this recipient. Each entry in the file starts with
456 a time_t sized time value, followed by the address, followed by a binary
457 zero. If we find a match, put the time into "then", and the place where it
458 was found into "cache_time". Otherwise, "then" is left at zero. */
460 for (uschar * p = cache_buff; p < cache_buff + cache_size; p = nextp)
462 uschar *s = p + sizeof(time_t);
463 nextp = s + Ustrlen(s) + 1;
464 if (Ustrcmp(to, s) == 0)
466 memcpy(&then, p, sizeof(time_t));
473 /* Use a DBM file for the list of previous recipients. */
477 EXIM_DATUM key_datum, result_datum;
478 uschar * dirname, * s;
480 dirname = (s = Ustrrchr(oncelog, '/'))
481 ? string_copyn(oncelog, s - oncelog) : NULL;
482 if (!(dbm_file = exim_dbopen(oncelog, dirname, O_RDWR|O_CREAT, ob->mode)))
484 addr->transport_return = DEFER;
485 addr->basic_errno = errno;
486 addr->message = string_sprintf("Failed to open %s file %s when sending "
487 "message from %s transport: %s", EXIM_DBTYPE, oncelog, tblock->name,
492 exim_datum_init(&key_datum); /* Some DBM libraries need datums */
493 exim_datum_init(&result_datum); /* to be cleared */
494 exim_datum_data_set(&key_datum, (void *) to);
495 exim_datum_size_set(&key_datum, Ustrlen(to) + 1);
497 if (exim_dbget(dbm_file, &key_datum, &result_datum))
498 memcpy(&then, exim_datum_data_get(&result_datum), sizeof(time_t));
501 /* Either "then" is set zero, if no message has yet been sent, or it
502 is set to the time of the last sending. */
504 if (then != 0 && (once_repeat_sec <= 0 || now - then < once_repeat_sec))
507 if (is_tainted(logfile))
509 addr->transport_return = DEFER;
510 addr->basic_errno = EACCES;
511 addr->message = string_sprintf("Tainted '%s' (logfile for %s transport)"
512 " not permitted", logfile, tblock->name);
516 DEBUG(D_transport) debug_printf("message previously sent to %s%s\n", to,
517 (once_repeat_sec > 0)? " and repeat time not reached" : "");
518 log_fd = logfile ? Uopen(logfile, O_WRONLY|O_APPEND|O_CREAT, ob->mode) : -1;
521 uschar *ptr = log_buffer;
522 sprintf(CS ptr, "%s\n previously sent to %.200s\n", tod_stamp(tod_log), to);
524 if(write(log_fd, log_buffer, ptr - log_buffer) != ptr-log_buffer
526 DEBUG(D_transport) debug_printf("Problem writing log file %s for %s "
527 "transport\n", logfile, tblock->name);
532 DEBUG(D_transport) debug_printf("%s %s\n", (then <= 0)?
533 "no previous message sent to" : "repeat time reached for", to);
536 /* We are going to send a message. Ensure any requested file is available. */
539 if (is_tainted(file))
541 addr->transport_return = DEFER;
542 addr->basic_errno = EACCES;
543 addr->message = string_sprintf("Tainted '%s' (file for %s transport)"
544 " not permitted", file, tblock->name);
547 if (!(ff = Ufopen(file, "rb")) && !ob->file_optional)
549 addr->transport_return = DEFER;
550 addr->basic_errno = errno;
551 addr->message = string_sprintf("Failed to open file %s when sending "
552 "message from %s transport: %s", file, tblock->name, strerror(errno));
557 /* Make a subprocess to send the message */
559 if ((pid = child_open_exim(&fd, US"autoreply")) < 0)
561 /* Creation of child failed; defer this delivery. */
563 addr->transport_return = DEFER;
564 addr->basic_errno = errno;
565 addr->message = string_sprintf("Failed to create child process to send "
566 "message from %s transport: %s", tblock->name, strerror(errno));
567 DEBUG(D_transport) debug_printf("%s\n", addr->message);
568 if (dbm_file) exim_dbclose(dbm_file);
572 /* Create the message to be sent - recipients are taken from the headers,
573 as the -t option is used. The "headers" stuff *must* be last in case there
574 are newlines in it which might, if placed earlier, screw up other headers. */
576 fp = fdopen(fd, "wb");
578 if (from) fprintf(fp, "From: %s\n", from);
579 if (reply_to) fprintf(fp, "Reply-To: %s\n", reply_to);
580 if (to) fprintf(fp, "To: %s\n", to);
581 if (cc) fprintf(fp, "Cc: %s\n", cc);
582 if (bcc) fprintf(fp, "Bcc: %s\n", bcc);
583 if (subject) fprintf(fp, "Subject: %s\n", subject);
585 /* Generate In-Reply-To from the message_id header; there should
586 always be one, but code defensively. */
588 for (h = header_list; h; h = h->next)
589 if (h->type == htype_id) break;
593 message_id = Ustrchr(h->text, ':') + 1;
594 Uskip_whitespace(&message_id);
595 fprintf(fp, "In-Reply-To: %s", message_id);
598 moan_write_references(fp, message_id);
600 /* Add an Auto-Submitted: header */
602 fprintf(fp, "Auto-Submitted: auto-replied\n");
604 /* Add any specially requested headers */
606 if (headers) fprintf(fp, "%s\n", headers);
611 fprintf(fp, "%s", CS text);
612 if (text[Ustrlen(text)-1] != '\n') fprintf(fp, "\n");
617 while (Ufgets(big_buffer, big_buffer_size, ff) != NULL)
621 uschar *s = expand_string(big_buffer);
625 debug_printf("error while expanding line from file:\n %s\n %s\n",
626 big_buffer, expand_string_message);
628 fprintf(fp, "%s", s ? CS s : CS big_buffer);
630 else fprintf(fp, "%s", CS big_buffer);
635 /* Copy the original message if required, observing the return size
636 limit if we are returning the body. */
640 uschar *rubric = tblock->headers_only
641 ? US"------ This is a copy of the message's header lines.\n"
643 ? US"------ This is a copy of the body of the message, without the headers.\n"
644 : US"------ This is a copy of the message, including all the headers.\n";
645 transport_ctx tctx = {
646 .u = {.fd = fileno(fp)},
649 .check_string = NULL,
650 .escape_string = NULL,
651 .options = (tblock->body_only ? topt_no_headers : 0)
652 | (tblock->headers_only ? topt_no_body : 0)
653 | (tblock->return_path_add ? topt_add_return_path : 0)
654 | (tblock->delivery_date_add ? topt_add_delivery_date : 0)
655 | (tblock->envelope_to_add ? topt_add_envelope_to : 0)
659 if (bounce_return_size_limit > 0 && !tblock->headers_only)
662 int max = (bounce_return_size_limit/DELIVER_IN_BUFFER_SIZE + 1) *
663 DELIVER_IN_BUFFER_SIZE;
664 if (fstat(deliver_datafile, &statbuf) == 0 && statbuf.st_size > max)
667 "------ The body of the message is " OFF_T_FMT " characters long; only the first\n"
668 "------ %d or so are included here.\n\n", rubric, statbuf.st_size,
671 else fprintf(fp, "\n%s\n", rubric);
673 else fprintf(fp, "\n%s\n", rubric);
677 transport_write_message(&tctx, bounce_return_size_limit);
680 /* End the message and wait for the child process to end; no timeout. */
683 rc = child_close(pid, 0);
685 /* Update the "sent to" log whatever the yield. This errs on the side of
686 missing out a message rather than risking sending more than one. We either have
687 cache_fd set to a fixed size, circular buffer file, or dbm_file set to an open
688 DBM file (or neither, if "once" is not set). */
690 /* Update fixed-size cache file. If cache_time is set, we found a previous
691 entry; that is the spot into which to put the current time. Otherwise we have
692 to add a new record; remove the first one in the file if the file is too big.
693 We always rewrite the entire file in a single write operation. This is
694 (hopefully) going to be the safest thing because there is no interlocking
695 between multiple simultaneous deliveries. */
699 uschar *from = cache_buff;
700 int size = cache_size;
702 if (lseek(cache_fd, 0, SEEK_SET) == 0)
706 cache_time = from + size;
707 memcpy(cache_time + sizeof(time_t), to, add_size - sizeof(time_t));
710 if (cache_size > 0 && size > ob->once_file_size)
712 from += sizeof(time_t) + Ustrlen(from + sizeof(time_t)) + 1;
713 size -= (from - cache_buff);
717 memcpy(cache_time, &now, sizeof(time_t));
718 if(write(cache_fd, from, size) != size)
719 DEBUG(D_transport) debug_printf("Problem writing cache file %s for %s "
720 "transport\n", oncelog, tblock->name);
724 /* Update DBM file */
728 EXIM_DATUM key_datum, value_datum;
729 exim_datum_init(&key_datum); /* Some DBM libraries need to have */
730 exim_datum_init(&value_datum); /* cleared datums. */
731 exim_datum_data_set(&key_datum, to);
732 exim_datum_size_set(&key_datum, Ustrlen(to) + 1);
734 /* Many OS define the datum value, sensibly, as a void *. However, there
735 are some which still have char *. By casting this address to a char * we
736 can avoid warning messages from the char * systems. */
738 exim_datum_data_set(&value_datum, &now);
739 exim_datum_size_set(&value_datum, sizeof(time_t));
740 exim_dbput(dbm_file, &key_datum, &value_datum);
743 /* If sending failed, defer to try again - but if once is set the next
744 try will skip, of course. However, if there were no recipients in the
745 message, we do not fail. */
748 if (rc == EXIT_NORECIPIENTS)
750 DEBUG(D_any) debug_printf("%s transport: message contained no recipients\n",
755 addr->transport_return = DEFER;
756 addr->message = string_sprintf("Failed to send message from %s "
757 "transport (%d)", tblock->name, rc);
761 /* Log the sending of the message if successful and required. If the file
762 fails to open, it's hard to know what to do. We cannot write to the Exim
763 log from here, since we may be running under an unprivileged uid. We don't
764 want to fail the delivery, since the message has been successfully sent. For
765 the moment, ignore open failures. Write the log entry as a single write() to a
766 file opened for appending, in order to avoid interleaving of output from
767 different processes. The log_buffer can be used exactly as for main log
772 int log_fd = Uopen(logfile, O_WRONLY|O_APPEND|O_CREAT, ob->mode);
775 gstring gs = { .size = LOG_BUFFER_SIZE, .ptr = 0, .s = log_buffer }, *g = &gs;
777 /* Use taint-unchecked routines for writing into log_buffer, trusting
778 that we'll never expand it. */
780 DEBUG(D_transport) debug_printf("logging message details\n");
781 g = string_fmt_append_f(g, SVFMT_TAINT_NOCHK, "%s\n", tod_stamp(tod_log));
783 g = string_fmt_append_f(g, SVFMT_TAINT_NOCHK, " From: %s\n", from);
785 g = string_fmt_append_f(g, SVFMT_TAINT_NOCHK, " To: %s\n", to);
787 g = string_fmt_append_f(g, SVFMT_TAINT_NOCHK, " Cc: %s\n", cc);
789 g = string_fmt_append_f(g, SVFMT_TAINT_NOCHK, " Bcc: %s\n", bcc);
791 g = string_fmt_append_f(g, SVFMT_TAINT_NOCHK, " Subject: %s\n", subject);
793 g = string_fmt_append_f(g, SVFMT_TAINT_NOCHK, " %s\n", headers);
794 if(write(log_fd, g->s, g->ptr) != g->ptr || close(log_fd))
795 DEBUG(D_transport) debug_printf("Problem writing log file %s for %s "
796 "transport\n", logfile, tblock->name);
798 else DEBUG(D_transport) debug_printf("Failed to open log file %s for %s "
799 "transport: %s\n", logfile, tblock->name, strerror(errno));
803 if (dbm_file) exim_dbclose(dbm_file);
804 if (cache_fd > 0) (void)close(cache_fd);
806 DEBUG(D_transport) debug_printf("%s transport succeeded\n", tblock->name);
811 #endif /*!MACRO_PREDEF*/
812 #endif /*TRANSPORT_AUTOREPOL*/
813 /* End of transport/autoreply.c */