1 |
#include <stdio.h> |
2 |
#include <stdlib.h> |
3 |
#include <string.h> |
4 |
#include <sys/types.h> |
5 |
#include <time.h> |
6 |
|
7 |
#include "config.h" |
8 |
#include "imapfilter.h" |
9 |
|
10 |
|
11 |
extern conn_t connpri, connaux; |
12 |
extern unsigned int options; |
13 |
|
14 |
|
15 |
int action_delete(char *mesgs, char *args); |
16 |
int action_copy(char *mbox, char *mesgs, char *destmbox, char *args); |
17 |
int action_move(char *mbox, char *mesgs, char *destmbox, char *args); |
18 |
int action_rcopy(char *mbox, char *mesgs, account_t * destacc, char *destmbox, char *args); |
19 |
int action_rmove(char *mbox, char *mesgs, account_t * destacc, char *destmbox, char *args); |
20 |
int action_flag(char *mesgs, unsigned int *type, unsigned int *msgflags, char *args); |
21 |
int action_list(char *mesgs, char *args); |
22 |
|
23 |
unsigned int count_messages(char *mesgs); |
24 |
char *convert_messages(char *mesgs); |
25 |
int substitute_date(char *str); |
26 |
void current_date(char *destmbox); |
27 |
void message_date(char *mesg, char *destmbox); |
28 |
void default_variables(char *mbox, char *destmbox); |
29 |
|
30 |
|
31 |
/* |
32 |
* Apply the appropriate action. |
33 |
*/ |
34 |
int |
35 |
apply_action(char *mbox, char *mesgs, unsigned int *type, account_t * raccount, |
36 |
char *destmbox, unsigned int *msgflags, char *args) |
37 |
{ |
38 |
unsigned int cnt; |
39 |
|
40 |
if (*mesgs == '\0') |
41 |
return 0; |
42 |
|
43 |
log_info(LOG_ACTION, type); |
44 |
log_info(LOG_DESTINATION_ACCOUNT, raccount->key); |
45 |
log_info(LOG_DESTINATION_MAILBOX, destmbox); |
46 |
|
47 |
cnt = count_messages(mesgs); |
48 |
|
49 |
switch (*type) { |
50 |
case FILTER_ACTION_DELETE: |
51 |
info("%d message%s deleted.\n", cnt, plural(cnt)); |
52 |
action_delete(mesgs, args); |
53 |
break; |
54 |
case FILTER_ACTION_COPY: |
55 |
info("%d message%s copied from \"%s\" to mailbox \"%s\".\n", |
56 |
cnt, plural(cnt), mbox, destmbox); |
57 |
action_copy(mbox, mesgs, apply_namespace(destmbox, |
58 |
connpri.nsp.prefix, connpri.nsp.delim), args); |
59 |
break; |
60 |
case FILTER_ACTION_MOVE: |
61 |
info("%d message%s moved from \"%s\" to mailbox \"%s\".\n", |
62 |
cnt, plural(cnt), mbox, destmbox); |
63 |
action_move(mbox, mesgs, apply_namespace(destmbox, |
64 |
connpri.nsp.prefix, connpri.nsp.delim), args); |
65 |
break; |
66 |
case FILTER_ACTION_RCOPY: |
67 |
info("%d message%s copied from \"%s\" to mailbox " |
68 |
"\"%s\" at account %s.\n", cnt, plural(cnt), |
69 |
mbox, destmbox, raccount->key); |
70 |
action_rcopy(mbox, mesgs, raccount, destmbox, args); |
71 |
break; |
72 |
case FILTER_ACTION_RMOVE: |
73 |
info("%d message%s moved from \"%s\" to mailbox " |
74 |
"\"%s\" at account %s.\n", cnt, plural(cnt), |
75 |
mbox, destmbox, raccount->key); |
76 |
action_rmove(mbox, mesgs, raccount, destmbox, args); |
77 |
break; |
78 |
case FILTER_ACTION_FLAG_REPLACE: |
79 |
case FILTER_ACTION_FLAG_ADD: |
80 |
case FILTER_ACTION_FLAG_REMOVE: |
81 |
info("%d message%s flagged.\n", cnt, plural(cnt)); |
82 |
action_flag(mesgs, type, msgflags, args); |
83 |
break; |
84 |
case FILTER_ACTION_LIST: |
85 |
info("%d message%s listed.\n", cnt, plural(cnt)); |
86 |
action_list(mesgs, args); |
87 |
break; |
88 |
} |
89 |
|
90 |
if (*args == '\0') |
91 |
log_info(LOG_PREAMBLE, NULL); |
92 |
|
93 |
return 0; |
94 |
} |
95 |
|
96 |
|
97 |
/* |
98 |
* Delete messages and optionally list some of their headers. |
99 |
*/ |
100 |
int |
101 |
action_delete(char *mesgs, char *args) |
102 |
{ |
103 |
char *tok, *m, *mcp; |
104 |
|
105 |
action_list(mesgs, args); |
106 |
|
107 |
m = mcp = convert_messages(mesgs); |
108 |
|
109 |
tok = strtok_r(m, " ", &m); |
110 |
while (tok) { |
111 |
server_response(&connpri, imap_store(&connpri, tok, |
112 |
STORE_FLAG_ADD, "\\Deleted")); |
113 |
|
114 |
tok = strtok_r(NULL, " ", &m); |
115 |
} |
116 |
|
117 |
if (options & OPTION_EXPUNGE) |
118 |
server_response(&connpri, imap_expunge(&connpri)); |
119 |
|
120 |
xfree(mcp); |
121 |
|
122 |
return 0; |
123 |
} |
124 |
|
125 |
|
126 |
/* |
127 |
* Copy messages to specified mailbox. |
128 |
*/ |
129 |
int |
130 |
action_copy(char *mbox, char *mesgs, char *destmbox, char *args) |
131 |
{ |
132 |
int r; |
133 |
char *tok, *mcp, *m; |
134 |
char dm[2][MBOX_NAME_LEN]; |
135 |
|
136 |
r = 0; |
137 |
tok = NULL; |
138 |
|
139 |
action_list(mesgs, args); |
140 |
|
141 |
if (strchr(destmbox, '@')) |
142 |
m = mcp = xstrdup(mesgs); |
143 |
else |
144 |
m = mcp = convert_messages(mesgs); |
145 |
|
146 |
xstrncpy(dm[0], destmbox, MBOX_NAME_LEN - 1); |
147 |
default_variables(mbox, dm[0]); |
148 |
current_date(dm[0]); |
149 |
tok = strtok_r(m, " ", &m); |
150 |
while (tok != NULL) { |
151 |
xstrncpy(dm[1], dm[0], MBOX_NAME_LEN - 1); |
152 |
message_date(tok, dm[1]); |
153 |
|
154 |
if ((r = copy_response(&connpri, imap_copy(&connpri, tok, |
155 |
dm[1]))) == RESPONSE_TRYCREATE) |
156 |
if (!server_response(&connpri, imap_create(&connpri, |
157 |
dm[1]))) { |
158 |
if ((options & OPTION_SUBSCRIBE)) |
159 |
server_response(&connpri, |
160 |
imap_subscribe(&connpri, dm[1])); |
161 |
r = copy_response(&connpri, |
162 |
imap_copy(&connpri, tok, dm[1])); |
163 |
} |
164 |
tok = strtok_r(NULL, " ", &m); |
165 |
} |
166 |
|
167 |
xfree(mcp); |
168 |
|
169 |
return r; |
170 |
} |
171 |
|
172 |
|
173 |
/* |
174 |
* Move messages to specified mailbox. |
175 |
*/ |
176 |
int |
177 |
action_move(char *mbox, char *mesgs, char *destmbox, char *args) |
178 |
{ |
179 |
if (!action_copy(mbox, mesgs, destmbox, args)) |
180 |
action_delete(mesgs, "\0"); |
181 |
|
182 |
return 0; |
183 |
} |
184 |
|
185 |
|
186 |
/* |
187 |
* Copy messages to the specified mailbox of another mail server. |
188 |
*/ |
189 |
int |
190 |
action_rcopy(char *mbox, char *mesgs, account_t * destacc, char *destmbox, |
191 |
char *args) |
192 |
{ |
193 |
int r, ta, tf; |
194 |
char *tok, *m, *mcp, *ndm; |
195 |
unsigned int n; |
196 |
char buf[RESPONSE_BUF * 2 + 1]; |
197 |
char dm[3][MBOX_NAME_LEN]; |
198 |
|
199 |
*dm[0] = *dm[1] = *dm[2] = '\0'; |
200 |
|
201 |
if (init_connection(&connaux, destacc->server, destacc->port, |
202 |
destacc->ssl)) |
203 |
return ERROR_NETWORK; |
204 |
|
205 |
r = greeting_response(&connaux); |
206 |
|
207 |
#ifdef DEBUG |
208 |
test(&connaux); |
209 |
#endif |
210 |
|
211 |
if (r == RESPONSE_BYE || check_capabilities(&connaux)) |
212 |
return ERROR_NETWORK; |
213 |
|
214 |
#ifdef SSL_TLS |
215 |
if (destacc->ssl == SSL_DISABLED && connaux.caps & CAPABILITY_STARTTLS) |
216 |
if (negotiate_tls(&connaux) == RESPONSE_OK) |
217 |
check_capabilities(&connaux); |
218 |
#endif |
219 |
|
220 |
if (r != RESPONSE_PREAUTH) { |
221 |
if (destacc->passwdattr == PASSWORD_NONE) { |
222 |
printf("Enter password for %s@%s: ", destacc->username, |
223 |
destacc->server); |
224 |
get_password(destacc->password, PASSWORD_LEN); |
225 |
destacc->passwdattr = PASSWORD_PLAIN; |
226 |
} |
227 |
#ifdef CRAM_MD5 |
228 |
if (connaux.caps & CAPABILITY_AUTH_CRAM_MD5) |
229 |
r = auth_cram_md5(&connaux, destacc->username, |
230 |
destacc->password); |
231 |
else |
232 |
#endif |
233 |
r = login(&connaux, destacc->username, |
234 |
destacc->password); |
235 |
|
236 |
if (r == RESPONSE_NO) { |
237 |
error("username %s or password rejected at %s\n", |
238 |
destacc->username, destacc->server); |
239 |
return ERROR_NETWORK; |
240 |
} |
241 |
} |
242 |
check_namespace(&connaux); |
243 |
|
244 |
m = mcp = xstrdup(mesgs); |
245 |
|
246 |
xstrncpy(dm[1], destmbox, MBOX_NAME_LEN - 1); |
247 |
default_variables(mbox, dm[1]); |
248 |
current_date(dm[1]); |
249 |
|
250 |
tok = strtok_r(m, " ", &m); |
251 |
while (tok != NULL) { |
252 |
xstrncpy(dm[2], dm[1], MBOX_NAME_LEN - 1); |
253 |
message_date(tok, dm[2]); |
254 |
|
255 |
/* apply_namespace() returns a pointer to a static buffer. */ |
256 |
ndm = apply_namespace(dm[2], connaux.nsp.prefix, |
257 |
connaux.nsp.delim); |
258 |
|
259 |
/* Check only if mailbox name is different from last one. */ |
260 |
if (strncmp(dm[0], dm[2], strlen(dm[2]))) { |
261 |
r = check_mailbox(&connaux, ndm); |
262 |
if (r == RESPONSE_NO) { |
263 |
server_response(&connaux, |
264 |
imap_create(&connaux, ndm)); |
265 |
if ((options & OPTION_SUBSCRIBE)) |
266 |
server_response(&connaux, |
267 |
imap_subscribe(&connaux, ndm)); |
268 |
} |
269 |
} |
270 |
xstrncpy(dm[0], dm[2], MBOX_NAME_LEN - 1); |
271 |
|
272 |
fetchsize_response(&connpri, &n, |
273 |
imap_fetch(&connpri, tok, "RFC822.SIZE")); |
274 |
|
275 |
ta = imap_append(&connaux, ndm, n); |
276 |
|
277 |
fetch_response(&connpri, 0, 1, NULL); |
278 |
tf = imap_fetch(&connpri, tok, options & OPTION_PEEK ? |
279 |
"BODY.PEEK[HEADER]" : "BODY[HEADER]"); |
280 |
do { |
281 |
r = fetch_response(&connpri, tf, 0, buf); |
282 |
socket_write(&connaux, buf); |
283 |
} while (r == RESPONSE_NONE); |
284 |
|
285 |
socket_write(&connaux, "\r\n"); |
286 |
|
287 |
fetch_response(&connpri, 0, 1, NULL); |
288 |
tf = imap_fetch(&connpri, tok, options & OPTION_PEEK ? |
289 |
"BODY.PEEK[TEXT]" : "BODY[TEXT]"); |
290 |
do { |
291 |
r = fetch_response(&connpri, tf, 0, buf); |
292 |
if (r != RESPONSE_NULLBODY) |
293 |
socket_write(&connaux, buf); |
294 |
} while (r == RESPONSE_NONE); |
295 |
|
296 |
if (r != RESPONSE_NULLBODY) |
297 |
socket_write(&connaux, "\r\n\r\n"); |
298 |
else |
299 |
socket_write(&connaux, "\r\n"); |
300 |
|
301 |
append_response(&connaux, ta); |
302 |
|
303 |
tok = strtok_r(NULL, " ", &m); |
304 |
} |
305 |
|
306 |
logout(&connaux); |
307 |
|
308 |
action_list(mesgs, args); |
309 |
|
310 |
xfree(mcp); |
311 |
|
312 |
return 0; |
313 |
} |
314 |
|
315 |
|
316 |
/* |
317 |
* Move messages to the specified mailbox of another mail server. |
318 |
*/ |
319 |
int |
320 |
action_rmove(char *mbox, char *mesgs, account_t * destacc, char *destmbox, |
321 |
char *args) |
322 |
{ |
323 |
if (!action_rcopy(mbox, mesgs, destacc, destmbox, args)) |
324 |
action_delete(mesgs, "\0"); |
325 |
|
326 |
return 0; |
327 |
} |
328 |
|
329 |
|
330 |
/* |
331 |
* Flag messages by replacing, adding or removing specified flags. |
332 |
*/ |
333 |
int |
334 |
action_flag(char *mesgs, unsigned int *type, unsigned int *msgflags, |
335 |
char *args) |
336 |
{ |
337 |
unsigned int t; |
338 |
char s[STORE_FLAGS_BUF]; |
339 |
char *tok, *m, *mcp; |
340 |
|
341 |
*s = 0; |
342 |
|
343 |
switch (*type) { |
344 |
case FILTER_ACTION_FLAG_ADD: |
345 |
t = STORE_FLAG_ADD; |
346 |
break; |
347 |
case FILTER_ACTION_FLAG_REMOVE: |
348 |
t = STORE_FLAG_REMOVE; |
349 |
break; |
350 |
default: |
351 |
t = STORE_FLAG_REPLACE; |
352 |
} |
353 |
|
354 |
if ((*msgflags != MESSAGE_FLAG_NONE)) { |
355 |
if ((*msgflags & MESSAGE_FLAG_SEEN)) |
356 |
strncat(s, "\\Seen ", STORE_FLAGS_BUF - strlen(s) - 1); |
357 |
if ((*msgflags & MESSAGE_FLAG_ANSWERED)) |
358 |
strncat(s, "\\Answered ", |
359 |
STORE_FLAGS_BUF - strlen(s) - 1); |
360 |
if ((*msgflags & MESSAGE_FLAG_FLAGGED)) |
361 |
strncat(s, "\\Flagged ", |
362 |
STORE_FLAGS_BUF - strlen(s) - 1); |
363 |
if ((*msgflags & MESSAGE_FLAG_DELETED)) |
364 |
strncat(s, "\\Deleted ", |
365 |
STORE_FLAGS_BUF - strlen(s) - 1); |
366 |
if ((*msgflags & MESSAGE_FLAG_DRAFT)) |
367 |
strncat(s, "\\Draft", STORE_FLAGS_BUF - strlen(s) - 1); |
368 |
if ((s[strlen(s) - 1] == ' ')) |
369 |
s[strlen(s) - 1] = 0; |
370 |
} |
371 |
action_list(mesgs, args); |
372 |
|
373 |
m = mcp = convert_messages(mesgs); |
374 |
|
375 |
tok = strtok_r(m, " ", &m); |
376 |
while (tok != NULL) { |
377 |
server_response(&connpri, imap_store(&connpri, tok, t, s)); |
378 |
|
379 |
tok = strtok_r(NULL, " ", &m); |
380 |
} |
381 |
|
382 |
if (options & OPTION_EXPUNGE) |
383 |
server_response(&connpri, imap_expunge(&connpri)); |
384 |
|
385 |
xfree(mcp); |
386 |
|
387 |
return 0; |
388 |
} |
389 |
|
390 |
/* |
391 |
* List user selected headers of messages. |
392 |
*/ |
393 |
int |
394 |
action_list(char *mesgs, char *args) |
395 |
{ |
396 |
int r, t; |
397 |
char *tok, *mcp, *m; |
398 |
char s[ARGS_LEN + 27]; |
399 |
char hdrs[RESPONSE_BUF * 2 + 1]; |
400 |
|
401 |
if (*args == '\0') |
402 |
return 0; |
403 |
|
404 |
m = mcp = xstrdup(mesgs); |
405 |
|
406 |
snprintf(s, ARGS_LEN + 27 - 1, options & OPTION_PEEK ? |
407 |
"BODY.PEEK[HEADER.FIELDS (%s)]" : |
408 |
"BODY[HEADER.FIELDS (%s)", args); |
409 |
|
410 |
tok = strtok_r(m, " ", &m); |
411 |
while (tok != NULL) { |
412 |
/* Reset internal fetch counter. */ |
413 |
fetch_response(&connpri, 0, 1, NULL); |
414 |
t = imap_fetch(&connpri, tok, s); |
415 |
|
416 |
log_info(LOG_PREAMBLE, NULL); |
417 |
do { |
418 |
r = fetch_response(&connpri, t, 0, hdrs); |
419 |
|
420 |
if (*hdrs != '\0') { |
421 |
if (options & OPTION_HEADERS) |
422 |
info("%s\n", hdrs); |
423 |
log_info(LOG_HEADER, hdrs); |
424 |
} |
425 |
} while (r == RESPONSE_NONE); |
426 |
|
427 |
tok = strtok_r(NULL, " ", &m); |
428 |
} |
429 |
|
430 |
xfree(mcp); |
431 |
|
432 |
return 0; |
433 |
} |
434 |
|
435 |
|
436 |
/* |
437 |
* Count how many messages matched the filter. |
438 |
*/ |
439 |
unsigned int |
440 |
count_messages(char *mesgs) |
441 |
{ |
442 |
unsigned int cnt; |
443 |
char *c; |
444 |
|
445 |
cnt = 0; |
446 |
c = mesgs; |
447 |
|
448 |
while ((c = strchr(c, ' '))) { |
449 |
cnt++; |
450 |
c++; |
451 |
} |
452 |
|
453 |
return ++cnt; |
454 |
} |
455 |
|
456 |
|
457 |
/* |
458 |
* Convert messages with contiguous sequence number to the corresponding |
459 |
* number range, eg. 1 2 3 5 7 8 --> 1:3 5 7:8 and return a newly allocated |
460 |
* buffer with the results. |
461 |
*/ |
462 |
char * |
463 |
convert_messages(char *mesgs) |
464 |
{ |
465 |
int maxlen; |
466 |
unsigned int start, end, tmp; |
467 |
char *c, *cp, *tail; |
468 |
|
469 |
start = end = tmp = 0; |
470 |
maxlen = strlen(mesgs) + 1; |
471 |
tail = NULL; |
472 |
|
473 |
c = cp = xstrdup(mesgs); |
474 |
|
475 |
start = (unsigned int)strtoul(mesgs, &tail, 10); |
476 |
end = start; |
477 |
|
478 |
do { |
479 |
if (tail != NULL) { |
480 |
tmp = (unsigned int)strtoul(tail, &tail, 10); |
481 |
if (tmp == 0) |
482 |
tail = NULL; |
483 |
} |
484 |
if (tmp == end + 1) |
485 |
end++; |
486 |
else { |
487 |
if (start == end) { |
488 |
xstrncpy(c, ultostr(start, 10), maxlen); |
489 |
c += strlen(c); |
490 |
} else { |
491 |
xstrncpy(c, ultostr(start, 10), maxlen - 1); |
492 |
c += strlen(c); |
493 |
*c = ':'; |
494 |
*++c = 0; |
495 |
xstrncpy(c, ultostr(end, 10), maxlen); |
496 |
c += strlen(c); |
497 |
} |
498 |
|
499 |
if (tail != NULL && c - cp < maxlen) { |
500 |
*c = ' '; |
501 |
*++c = 0; |
502 |
} |
503 |
start = end = tmp; |
504 |
} |
505 |
} while (tmp != 0); |
506 |
|
507 |
return cp; |
508 |
} |
509 |
|
510 |
|
511 |
/* |
512 |
* Substitute all occurences of the '@' character with the '%' character, |
513 |
* and any double '@' characters with a signle '@' character, returning the |
514 |
* number of replacements. |
515 |
*/ |
516 |
int |
517 |
substitute_date(char *str) |
518 |
{ |
519 |
int n; |
520 |
char *r, *w, *s; |
521 |
|
522 |
n = 0; |
523 |
|
524 |
s = xstrdup(str); |
525 |
|
526 |
for (r = s, w = str; *r != '\0'; r++, w++) { |
527 |
if (*r == '%') { |
528 |
*w++ = '%'; |
529 |
*w = '%'; |
530 |
} else if (*r == '@') { |
531 |
if (*(r + 1) == '@') { |
532 |
*w = *r++; |
533 |
} else { |
534 |
*w = '%'; |
535 |
n++; |
536 |
} |
537 |
} else { |
538 |
*w = *r; |
539 |
} |
540 |
} |
541 |
*w = '\0'; |
542 |
|
543 |
xfree(s); |
544 |
|
545 |
return n; |
546 |
} |
547 |
|
548 |
|
549 |
/* |
550 |
* Format the destination mailbox according to the current date conversion |
551 |
* specifiers. |
552 |
*/ |
553 |
void |
554 |
current_date(char *destmbox) |
555 |
{ |
556 |
char s[MBOX_NAME_LEN]; |
557 |
time_t te; |
558 |
struct tm *tl; |
559 |
|
560 |
if (!strchr(destmbox, '%')) |
561 |
return; |
562 |
|
563 |
te = time(NULL); |
564 |
tl = localtime(&te); |
565 |
|
566 |
if (strftime(s, MBOX_NAME_LEN - 1, destmbox, tl)) |
567 |
xstrncpy(destmbox, s, MBOX_NAME_LEN - 1); |
568 |
} |
569 |
|
570 |
|
571 |
/* |
572 |
* Format the destination mailbox according to the message date conversion |
573 |
* specifiers. |
574 |
*/ |
575 |
void |
576 |
message_date(char *mesg, char *destmbox) |
577 |
{ |
578 |
unsigned int t; |
579 |
char s[MBOX_NAME_LEN]; |
580 |
struct tm tl; |
581 |
char dbuf[RESPONSE_BUF + 1]; |
582 |
|
583 |
if (!strchr(destmbox, '@')) |
584 |
return; |
585 |
|
586 |
substitute_date(destmbox); |
587 |
|
588 |
fetch_response(&connpri, 0, 1, NULL); |
589 |
t = imap_fetch(&connpri, mesg, options & OPTION_PEEK ? |
590 |
"BODY.PEEK[HEADER.FIELDS (DATE)]" : |
591 |
"BODY[HEADER.FIELDS (DATE)]"); |
592 |
|
593 |
while (fetch_response(&connpri, t, 0, dbuf) == RESPONSE_NONE); |
594 |
|
595 |
if (strptime(dbuf, "Date: %a, %d %b %Y %H:%M:%S", &tl) && |
596 |
strftime(s, MBOX_NAME_LEN - 1, destmbox, &tl)) |
597 |
xstrncpy(destmbox, s, MBOX_NAME_LEN - 1); |
598 |
} |
599 |
|
600 |
|
601 |
/* |
602 |
* Format the destination mailbox according to "default variables" specifiers. |
603 |
*/ |
604 |
void |
605 |
default_variables(char *mbox, char *destmbox) |
606 |
{ |
607 |
char *m, *r, *w, *s; |
608 |
|
609 |
if (!strchr(destmbox, '$')) |
610 |
return; |
611 |
|
612 |
s = xstrdup(destmbox); |
613 |
|
614 |
for (r = s, w = destmbox; *r != '\0';) { |
615 |
if (w - destmbox >= MBOX_NAME_LEN - 1) |
616 |
break; |
617 |
if (*r == '$') { |
618 |
switch (*(r + 1)) { |
619 |
case '_': |
620 |
if (w + strlen(mbox) - destmbox > |
621 |
MBOX_NAME_LEN - 1) { |
622 |
r += 2; |
623 |
break; |
624 |
} |
625 |
for (m = mbox; *m != '\0'; m++, w++) |
626 |
*w = *m; |
627 |
r += 2; |
628 |
break; |
629 |
case '$': |
630 |
*w++ = '$'; |
631 |
r += 2; |
632 |
break; |
633 |
default: |
634 |
*w++ = *r++; |
635 |
break; |
636 |
} |
637 |
} else { |
638 |
*w++ = *r++; |
639 |
} |
640 |
} |
641 |
*w = '\0'; |
642 |
|
643 |
xfree(s); |
644 |
} |