Close notifier socket before re-exec of daemon. Bug 2539
[exim.git] / src / exim_monitor / em_queue.c
CommitLineData
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1/*************************************************
2* Exim Monitor *
3*************************************************/
4
f9ba5e22 5/* Copyright (c) University of Cambridge 1995 - 2018 */
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6/* See the file NOTICE for conditions of use and distribution. */
7
8
9#include "em_hdr.h"
10
11
12/* This module contains functions to do with scanning exim's
13queue and displaying the data therefrom. */
14
15
16/* If we are anonymizing for screen shots, define a function to anonymize
17addresses. Otherwise, define a macro that does nothing. */
18
19#ifdef ANONYMIZE
20static uschar *anon(uschar *s)
21{
22static uschar anon_result[256];
23uschar *ss = anon_result;
24for (; *s != 0; s++) *ss++ = (*s == '@' || *s == '.')? *s : 'x';
25*ss = 0;
26return anon_result;
27}
28#else
29#define anon(x) x
30#endif
31
32
33/*************************************************
34* Static variables *
35*************************************************/
36
37static int queue_total = 0; /* number of items in queue */
38
39/* Table for turning base-62 numbers into binary */
40
41static uschar tab62[] =
42 {0,1,2,3,4,5,6,7,8,9,0,0,0,0,0,0, /* 0-9 */
43 0,10,11,12,13,14,15,16,17,18,19,20, /* A-K */
44 21,22,23,24,25,26,27,28,29,30,31,32, /* L-W */
45 33,34,35, 0, 0, 0, 0, 0, /* X-Z */
46 0,36,37,38,39,40,41,42,43,44,45,46, /* a-k */
47 47,48,49,50,51,52,53,54,55,56,57,58, /* l-w */
48 59,60,61}; /* x-z */
49
50/* Index for quickly finding things in the ordered queue. */
51
52static queue_item *queue_index[queue_index_size];
53
54
55
56/*************************************************
57* Find/Create/Delete a destination *
58*************************************************/
59
60/* If the action is dest_noop, then just return item or NULL;
61if it is dest_add, then add if not present, and return item;
62if it is dest_remove, remove if present and return NULL. The
63address is lowercased to start with, unless it begins with
64"*", which it does for error messages. */
65
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66dest_item *
67find_dest(queue_item *q, uschar *name, int action, BOOL caseless)
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68{
69dest_item *dd;
70dest_item **d = &(q->destinations);
71
72while (*d != NULL)
73 {
74 if ((caseless? strcmpic(name,(*d)->address) : Ustrcmp(name,(*d)->address))
75 == 0)
76 {
77 dest_item *ddd;
78
79 if (action != dest_remove) return *d;
80 dd = *d;
81 *d = dd->next;
82 store_free(dd);
83
84 /* Unset any parent pointers that were to this address */
85
86 for (ddd = q->destinations; ddd != NULL; ddd = ddd->next)
87 {
88 if (ddd->parent == dd) ddd->parent = NULL;
89 }
90
91 return NULL;
92 }
93 d = &((*d)->next);
94 }
95
96if (action != dest_add) return NULL;
97
98dd = (dest_item *)store_malloc(sizeof(dest_item) + Ustrlen(name));
99Ustrcpy(dd->address, name);
100dd->next = NULL;
101dd->parent = NULL;
102*d = dd;
103return dd;
104}
105
106
107
108/*************************************************
109* Clean up a dead queue item *
110*************************************************/
111
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112static void
113clean_up(queue_item *p)
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114{
115dest_item *dd = p->destinations;
116while (dd != NULL)
117 {
118 dest_item *next = dd->next;
119 store_free(dd);
120 dd = next;
121 }
122if (p->sender != NULL) store_free(p->sender);
123store_free(p);
124}
125
126
127/*************************************************
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128* Set up an ACL variable *
129*************************************************/
130
131/* The spool_read_header() function calls acl_var_create() when it reads in an
132ACL variable. We know that in this case, the variable will be new, not re-used,
133so this is a cut-down version, to save including the whole acl.c module (which
134would need conditional compilation to cut most of it out). */
135
136tree_node *
137acl_var_create(uschar *name)
138{
139tree_node *node, **root;
140root = (name[0] == 'c')? &acl_var_c : &acl_var_m;
f3ebb786 141node = store_get(sizeof(tree_node) + Ustrlen(name), FALSE);
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142Ustrcpy(node->name, name);
143node->data.ptr = NULL;
144(void)tree_insertnode(root, node);
145return node;
146}
147
148
149
150/*************************************************
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151* Set up new queue item *
152*************************************************/
153
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154static queue_item *
155set_up(uschar *name, int dir_char)
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156{
157int i, rc, save_errno;
158struct stat statdata;
f3ebb786 159rmark reset_point;
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160uschar *p;
161queue_item *q = (queue_item *)store_malloc(sizeof(queue_item));
162uschar buffer[256];
163
164/* Initialize the block */
165
166q->next = q->prev = NULL;
167q->destinations = NULL;
b6323c75 168Ustrncpy(q->name, name, sizeof(q->name));
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169q->seen = TRUE;
170q->frozen = FALSE;
171q->dir_char = dir_char;
172q->sender = NULL;
173q->size = 0;
174
175/* Read the header file from the spool; if there is a failure it might mean
176inaccessibility as a result of protections. A successful read will have caused
177sender_address to get set and the recipients fields to be initialized. If
178there's a format error in the headers, we can still display info from the
179envelope.
180
181Before reading the header remember the position in the dynamic store so that
182we can recover the store into which the header is read. All data read by
183spool_read_header that is to be preserved is copied into malloc store. */
184
f3ebb786 185reset_point = store_mark();
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186message_size = 0;
187message_subdir[0] = dir_char;
188sprintf(CS buffer, "%s-H", name);
189rc = spool_read_header(buffer, FALSE, TRUE);
190save_errno = errno;
191
192/* If we failed to read the envelope, compute the input time by
193interpreting the id as a base-62 number. */
194
195if (rc != spool_read_OK && rc != spool_read_hdrerror)
196 {
197 int t = 0;
198 for (i = 0; i < 6; i++) t = t * 62 + tab62[name[i] - '0'];
199 q->update_time = q->input_time = t;
200 }
201
202/* Envelope read; get input time and remove qualify_domain from sender address,
203if it's there. */
204
205else
206 {
32dfdf8b 207 q->update_time = q->input_time = received_time.tv_sec;
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208 if ((p = strstric(sender_address+1, qualify_domain, FALSE)) != NULL &&
209 *(--p) == '@') *p = 0;
210 }
211
212/* If we didn't read the whole header successfully, generate an error
213message. If the envelope was read, this appears as a first recipient;
214otherwise it sets set up in the sender field. */
215
216if (rc != spool_read_OK)
217 {
218 uschar *msg;
219
220 if (save_errno == ERRNO_SPOOLFORMAT)
221 {
222 struct stat statbuf;
223 sprintf(CS big_buffer, "%s/input/%s", spool_directory, buffer);
224 if (Ustat(big_buffer, &statbuf) == 0)
d70fc283 225 msg = string_sprintf("*** Format error in spool file: size = " OFF_T_FMT " ***",
059ec3d9 226 statbuf.st_size);
f3ebb786 227 else msg = US"*** Format error in spool file ***";
059ec3d9 228 }
f3ebb786 229 else msg = US"*** Cannot read spool file ***";
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230
231 if (rc == spool_read_hdrerror)
232 {
233 (void)find_dest(q, msg, dest_add, FALSE);
234 }
235 else
236 {
8768d548 237 f.deliver_freeze = FALSE;
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238 sender_address = msg;
239 recipients_count = 0;
240 }
241 }
242
243/* Now set up the remaining data. */
244
8768d548 245q->frozen = f.deliver_freeze;
059ec3d9 246
8768d548 247if (f.sender_set_untrusted)
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248 {
249 if (sender_address[0] == 0)
250 {
251 q->sender = store_malloc(Ustrlen(originator_login) + 6);
252 sprintf(CS q->sender, "<> (%s)", originator_login);
253 }
254 else
255 {
256 q->sender = store_malloc(Ustrlen(sender_address) +
257 Ustrlen(originator_login) + 4);
258 sprintf(CS q->sender, "%s (%s)", sender_address, originator_login);
259 }
260 }
261else
262 {
263 q->sender = store_malloc(Ustrlen(sender_address) + 1);
264 Ustrcpy(q->sender, sender_address);
265 }
266
267sender_address = NULL;
268
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269snprintf(CS buffer, sizeof(buffer), "%s/input/%s/%s/%s-D",
270 spool_directory, queue_name, message_subdir, name);
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271if (Ustat(buffer, &statdata) == 0)
272 q->size = message_size + statdata.st_size - SPOOL_DATA_START_OFFSET + 1;
273
274/* Scan and process the recipients list, skipping any that have already
275been delivered, and removing visible names. */
276
277if (recipients_list != NULL)
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278 for (i = 0; i < recipients_count; i++)
279 {
280 uschar *r = recipients_list[i].address;
281 if (tree_search(tree_nonrecipients, r) == NULL)
282 {
283 if ((p = strstric(r+1, qualify_domain, FALSE)) != NULL &&
284 *(--p) == '@') *p = 0;
285 (void)find_dest(q, r, dest_add, FALSE);
286 }
287 }
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288
289/* Recover the dynamic store used by spool_read_header(). */
290
291store_reset(reset_point);
292return q;
293}
294
295
296
297/*************************************************
298* Find/Create a queue item *
299*************************************************/
300
301/* The queue is kept as a doubly-linked list, sorted by name. However,
302to speed up searches, an index into the list is used. This is maintained
303by the scan_spool_input function when it goes down the list throwing
304out entries that are no longer needed. When the action is "add" and
305we don't need to add, mark the found item as seen. */
306
307
308#ifdef never
309static void debug_queue(void)
310{
311int i;
312int count = 0;
313queue_item *p;
314printf("\nqueue_total=%d\n", queue_total);
315
316for (i = 0; i < queue_index_size; i++)
317 printf("index %d = %d %s\n", i, (int)(queue_index[i]),
318 (queue_index[i])->name);
319
320printf("Queue is:\n");
321p = queue_index[0];
322while (p != NULL)
323 {
324 count++;
325 for (i = 0; i < queue_index_size; i++)
326 {
327 if (queue_index[i] == p) printf("count=%d index=%d\n", count, (int)p);
328 }
329 printf("%d %d %d %s\n", (int)p, (int)p->next, (int)p->prev, p->name);
330 p = p->next;
331 }
332}
333#endif
334
335
336
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337queue_item *
338find_queue(uschar *name, int action, int dir_char)
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339{
340int first = 0;
341int last = queue_index_size - 1;
342int middle = (first + last)/2;
343queue_item *p, *q, *qq;
344
345/* Handle the empty queue as a special case. */
346
347if (queue_total == 0)
348 {
349 if (action != queue_add) return NULL;
350 if ((qq = set_up(name, dir_char)) != NULL)
351 {
352 int i;
353 for (i = 0; i < queue_index_size; i++) queue_index[i] = qq;
354 queue_total++;
355 return qq;
356 }
357 return NULL;
358 }
359
360/* Also handle insertion at the start or end of the queue
361as special cases. */
362
363if (Ustrcmp(name, (queue_index[0])->name) < 0)
364 {
365 if (action != queue_add) return NULL;
366 if ((qq = set_up(name, dir_char)) != NULL)
367 {
368 qq->next = queue_index[0];
369 (queue_index[0])->prev = qq;
370 queue_index[0] = qq;
371 queue_total++;
372 return qq;
373 }
374 return NULL;
375 }
376
377if (Ustrcmp(name, (queue_index[queue_index_size-1])->name) > 0)
378 {
379 if (action != queue_add) return NULL;
380 if ((qq = set_up(name, dir_char)) != NULL)
381 {
382 qq->prev = queue_index[queue_index_size-1];
383 (queue_index[queue_index_size-1])->next = qq;
384 queue_index[queue_index_size-1] = qq;
385 queue_total++;
386 return qq;
387 }
388 return NULL;
389 }
390
391/* Use binary chopping on the index to get a range of the queue to search
392when the name is somewhere in the middle, if present. */
393
394while (middle > first)
395 {
396 if (Ustrcmp(name, (queue_index[middle])->name) >= 0) first = middle;
397 else last = middle;
398 middle = (first + last)/2;
399 }
400
401/* Now search down the part of the queue in which the item must
402lie if it exists. Both end points are inclusive - though in fact
403the bottom one can only be = if it is the original bottom. */
404
405p = queue_index[first];
406q = queue_index[last];
407
408for (;;)
409 {
410 int c = Ustrcmp(name, p->name);
411
412 /* Already on queue; mark seen if required. */
413
414 if (c == 0)
415 {
416 if (action == queue_add) p->seen = TRUE;
417 return p;
418 }
419
420 /* Not on the queue; add an entry if required. Note that set-up might
421 fail (the file might vanish under our feet). Note also that we know
422 there is always a previous item to p because the end points are
423 inclusive. */
424
425 else if (c < 0)
426 {
427 if (action == queue_add)
428 {
429 if ((qq = set_up(name, dir_char)) != NULL)
430 {
431 qq->next = p;
432 qq->prev = p->prev;
433 p->prev->next = qq;
434 p->prev = qq;
435 queue_total++;
436 return qq;
437 }
438 }
439 return NULL;
440 }
441
442 /* Control should not reach here if p == q, because the name
443 is supposed to be <= the name of the bottom item. */
444
445 if (p == q) return NULL;
446
447 /* Else might be further down the queue; continue */
448
449 p = p->next;
450 }
451
452/* Control should never reach here. */
453}
454
455
456
457/*************************************************
458* Scan the exim spool directory *
459*************************************************/
460
461/* If we discover that there are subdirectories, set a flag so that the menu
462code knows to look for them. We count the entries to set the value for the
463queue stripchart, and set up data for the queue display window if the "full"
464option is given. */
465
466void scan_spool_input(int full)
467{
468int i;
469int subptr;
470int subdir_max = 1;
471int count = 0;
472int indexptr = 1;
473queue_item *p;
474struct dirent *ent;
475DIR *dd;
476uschar input_dir[256];
477uschar subdirs[64];
478
479subdirs[0] = 0;
480stripchart_total[0] = 0;
481
482sprintf(CS input_dir, "%s/input", spool_directory);
483subptr = Ustrlen(input_dir);
484input_dir[subptr+2] = 0; /* terminator for lengthened name */
485
486/* Loop for each spool file on the queue - searching any subdirectories that
487may exist. When initializing eximon, every file will have to be read. To show
488there is progress, output a dot for each one to the standard output. */
489
490for (i = 0; i < subdir_max; i++)
491 {
492 int subdirchar = subdirs[i]; /* 0 for main directory */
493 if (subdirchar != 0)
494 {
495 input_dir[subptr] = '/';
496 input_dir[subptr+1] = subdirchar;
497 }
498
499 dd = opendir(CS input_dir);
500 if (dd == NULL) continue;
501
502 while ((ent = readdir(dd)) != NULL)
503 {
504 uschar *name = US ent->d_name;
505 int len = Ustrlen(name);
506
507 /* If we find a single alphameric sub-directory on the first
508 pass, add it to the list for subsequent scans, and remember that
509 we are dealing with a split directory. */
510
511 if (i == 0 && len == 1 && isalnum(*name))
512 {
513 subdirs[subdir_max++] = *name;
514 spool_is_split = TRUE;
515 continue;
516 }
517
518 /* Otherwise, if it is a header spool file, add it to the list */
519
520 if (len == SPOOL_NAME_LENGTH &&
521 name[SPOOL_NAME_LENGTH - 2] == '-' &&
522 name[SPOOL_NAME_LENGTH - 1] == 'H')
523 {
0d46a8c8 524 uschar basename[SPOOL_NAME_LENGTH + 1];
059ec3d9
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525 stripchart_total[0]++;
526 if (!eximon_initialized) { printf("."); fflush(stdout); }
527 Ustrcpy(basename, name);
528 basename[SPOOL_NAME_LENGTH - 2] = 0;
529 if (full) find_queue(basename, queue_add, subdirchar);
530 }
531 }
532 closedir(dd);
533 }
534
535/* If simply counting the number, we are done; same if there are no
536items in the in-store queue. */
537
538if (!full || queue_total == 0) return;
539
540/* Now scan the queue and remove any items that were not in the directory. At
541the same time, set up the index pointers into the queue. Because we are
542removing items, the total that we are comparing against isn't actually correct,
543but in a long queue it won't make much difference, and in a short queue it
544doesn't matter anyway!*/
545
546p = queue_index[0];
547while (p != NULL)
548 {
549 if (!p->seen)
550 {
551 queue_item *next = p->next;
552 if (p->prev == NULL) queue_index[0] = next;
553 else p->prev->next = next;
554 if (next == NULL)
555 {
556 int i;
557 queue_item *q = queue_index[queue_index_size-1];
558 for (i = queue_index_size - 1; i >= 0; i--)
559 if (queue_index[i] == q) queue_index[i] = p->prev;
560 }
561 else next->prev = p->prev;
562 clean_up(p);
563 queue_total--;
564 p = next;
565 }
566 else
567 {
568 if (++count > (queue_total * indexptr)/(queue_index_size-1))
569 {
570 queue_index[indexptr++] = p;
571 }
572 p->seen = FALSE; /* for next time */
573 p = p->next;
574 }
575 }
576
577/* If a lot of messages have been removed at the bottom, we may not
578have got the index all filled in yet. Make sure all the pointers
579are legal. */
580
581while (indexptr < queue_index_size - 1)
582 {
583 queue_index[indexptr++] = queue_index[queue_index_size-1];
584 }
585}
586
587
588
589
590/*************************************************
591* Update the recipients list for a message *
592*************************************************/
593
594/* We read the spool file only if its update time differs from last time,
595or if there is a journal file in existence. */
596
597/* First, a local subroutine to scan the non-recipients tree and
598remove any of them from the address list */
599
600static void
601scan_tree(queue_item *p, tree_node *tn)
602{
603if (tn != NULL)
604 {
605 if (tn->left != NULL) scan_tree(p, tn->left);
606 if (tn->right != NULL) scan_tree(p, tn->right);
607 (void)find_dest(p, tn->name, dest_remove, FALSE);
608 }
609}
610
611/* The main function */
612
613static void update_recipients(queue_item *p)
614{
615int i;
616FILE *jread;
f3ebb786 617rmark reset_point;
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618struct stat statdata;
619uschar buffer[1024];
620
621message_subdir[0] = p->dir_char;
622
a2da3176
JH
623snprintf(CS buffer, sizeof(buffer), "%s/input/%s/%s/%s-J",
624 spool_directory, queue_name, message_subdir, p->name);
625
626if (!(jread = fopen(CS buffer, "r")))
059ec3d9 627 {
a2da3176
JH
628 snprintf(CS buffer, sizeof(buffer), "%s/input/%s/%s/%s-H",
629 spool_directory, queue_name, message_subdir, p->name);
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630 if (Ustat(buffer, &statdata) < 0 || p->update_time == statdata.st_mtime)
631 return;
632 }
633
634/* Get the contents of the header file; if any problem, just give up.
635Arrange to recover the dynamic store afterwards. */
636
f3ebb786 637reset_point = store_mark();
059ec3d9
PH
638sprintf(CS buffer, "%s-H", p->name);
639if (spool_read_header(buffer, FALSE, TRUE) != spool_read_OK)
640 {
641 store_reset(reset_point);
642 if (jread != NULL) fclose(jread);
643 return;
644 }
645
646/* If there's a journal file, add its contents to the non-recipients tree */
647
648if (jread != NULL)
649 {
650 while (Ufgets(big_buffer, big_buffer_size, jread) != NULL)
651 {
652 int n = Ustrlen(big_buffer);
653 big_buffer[n-1] = 0;
654 tree_add_nonrecipient(big_buffer);
655 }
656 fclose(jread);
657 }
658
659/* Scan and process the recipients list, removing any that have already
660been delivered, and removing visible names. In the nonrecipients tree,
661domains are lower cased. */
662
12cf7615 663if (recipients_list)
059ec3d9
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664 for (i = 0; i < recipients_count; i++)
665 {
55240832
JH
666 uschar * pp;
667 uschar * r = recipients_list[i].address;
668 tree_node * node;
059ec3d9 669
55240832
JH
670 if (!(node = tree_search(tree_nonrecipients, r)))
671 node = tree_search(tree_nonrecipients, string_copylc(r));
059ec3d9 672
12cf7615
JH
673 if ((pp = strstric(r+1, qualify_domain, FALSE)) && *(--pp) == '@')
674 *pp = 0;
675 if (!node)
059ec3d9
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676 (void)find_dest(p, r, dest_add, FALSE);
677 else
678 (void)find_dest(p, r, dest_remove, FALSE);
679 }
059ec3d9
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680
681/* We also need to scan the tree of non-recipients, which might
682contain child addresses that are not in the recipients list, but
683which may have got onto the address list as a result of eximon
684noticing an == line in the log. Then remember the update time,
685recover the dynamic store, and we are done. */
686
687scan_tree(p, tree_nonrecipients);
688p->update_time = statdata.st_mtime;
689store_reset(reset_point);
690}
691
692
693
694/*************************************************
695* Display queue data *
696*************************************************/
697
698/* The present implementation simple re-writes the entire information each
699time. Take some care to keep the scrolled position as it previously was, but,
700if it was at the bottom, keep it at the bottom. Take note of any hide list, and
701time out the entries as appropriate. */
702
703void
704queue_display(void)
705{
706int now = (int)time(NULL);
707queue_item *p = queue_index[0];
708
709if (menu_is_up) return; /* Avoid nasty interactions */
710
711text_empty(queue_widget);
712
713while (p != NULL)
714 {
715 int count = 1;
716 dest_item *dd, *ddd;
717 uschar u = 'm';
718 int t = (now - p->input_time)/60; /* minutes on queue */
719
720 if (t > 90)
721 {
722 u = 'h';
723 t = (t + 30)/60;
724 if (t > 72)
725 {
726 u = 'd';
727 t = (t + 12)/24;
728 if (t > 99) /* someone had > 99 days */
729 {
730 u = 'w';
731 t = (t + 3)/7;
732 if (t > 99) /* so, just in case */
733 {
734 u = 'y';
735 t = (t + 26)/52;
736 }
737 }
738 }
739 }
740
741 update_recipients(p); /* update destinations */
742
743 /* Can't set this earlier, as header data may change things. */
744
745 dd = p->destinations;
746
747 /* Check to see if this message is on the hide list; if any hide
748 item has timed out, remove it from the list. Hide if all destinations
749 are on the hide list. */
750
751 for (ddd = dd; ddd != NULL; ddd = ddd->next)
752 {
753 skip_item *sk;
754 skip_item **skp;
755 int len_address;
756
757 if (ddd->address[0] == '*') break;
758 len_address = Ustrlen(ddd->address);
759
760 for (skp = &queue_skip; ; skp = &(sk->next))
761 {
762 int len_skip;
763
764 sk = *skp;
765 while (sk != NULL && now >= sk->reveal)
766 {
767 *skp = sk->next;
768 store_free(sk);
769 sk = *skp;
770 if (queue_skip == NULL)
771 {
772 XtDestroyWidget(unhide_widget);
773 unhide_widget = NULL;
774 }
775 }
776 if (sk == NULL) break;
777
778 /* If this address matches the skip item, break (sk != NULL) */
779
780 len_skip = Ustrlen(sk->text);
781 if (len_skip <= len_address &&
782 Ustrcmp(ddd->address + len_address - len_skip, sk->text) == 0)
783 break;
784 }
785
786 if (sk == NULL) break;
787 }
788
789 /* Don't use more than one call of anon() in one statement - it uses
790 a fixed static buffer. */
791
792 if (ddd != NULL || dd == NULL)
793 {
794 text_showf(queue_widget, "%c%2d%c %s %s %-8s ",
795 (p->frozen)? '*' : ' ',
796 t, u,
797 string_format_size(p->size, big_buffer),
798 p->name,
799 (p->sender == NULL)? US" " :
800 (p->sender[0] == 0)? US"<> " : anon(p->sender));
801
802 text_showf(queue_widget, "%s%s%s",
803 (dd == NULL || dd->address[0] == '*')? "" : "<",
804 (dd == NULL)? US"" : anon(dd->address),
805 (dd == NULL || dd->address[0] == '*')? "" : ">");
806
807 if (dd != NULL && dd->parent != NULL && dd->parent->address[0] != '*')
808 text_showf(queue_widget, " parent <%s>", anon(dd->parent->address));
809
810 text_show(queue_widget, US"\n");
811
812 if (dd != NULL) dd = dd->next;
813 while (dd != NULL && count++ < queue_max_addresses)
814 {
815 text_showf(queue_widget, " <%s>",
816 anon(dd->address));
817 if (dd->parent != NULL && dd->parent->address[0] != '*')
818 text_showf(queue_widget, " parent <%s>", anon(dd->parent->address));
819 text_show(queue_widget, US"\n");
820 dd = dd->next;
821 }
822 if (dd != NULL)
823 text_showf(queue_widget, " ...\n");
824 }
825
826 p = p->next;
827 }
828}
829
830/* End of em_queue.c */