Commit | Line | Data |
---|---|---|
d0aeaf5a DF |
1 | /* |
2 | * Copyright (c) 1980 Regents of the University of California. | |
3 | * All rights reserved. The Berkeley software License Agreement | |
4 | * specifies the terms and conditions for redistribution. | |
5 | */ | |
6 | ||
2ae9f53f | 7 | #ifndef lint |
9dc54648 | 8 | static char *sccsid = "@(#)cmd2.c 5.3 (Berkeley) %G%"; |
d0aeaf5a | 9 | #endif not lint |
a13d1f28 KS |
10 | |
11 | #include "rcv.h" | |
12 | #include <sys/stat.h> | |
13 | ||
14 | /* | |
15 | * Mail -- a mail program | |
16 | * | |
17 | * More user commands. | |
18 | */ | |
19 | ||
a13d1f28 KS |
20 | /* |
21 | * If any arguments were given, go to the next applicable argument | |
22 | * following dot, otherwise, go to the next applicable message. | |
23 | * If given as first command with no arguments, print first message. | |
24 | */ | |
25 | ||
26 | next(msgvec) | |
27 | int *msgvec; | |
28 | { | |
29 | register struct message *mp; | |
30 | register int *ip, *ip2; | |
31 | int list[2], mdot; | |
32 | ||
33 | if (*msgvec != NULL) { | |
34 | ||
35 | /* | |
36 | * If some messages were supplied, find the | |
37 | * first applicable one following dot using | |
38 | * wrap around. | |
39 | */ | |
40 | ||
41 | mdot = dot - &message[0] + 1; | |
30629819 KS |
42 | |
43 | /* | |
44 | * Find the first message in the supplied | |
45 | * message list which follows dot. | |
46 | */ | |
47 | ||
a13d1f28 KS |
48 | for (ip = msgvec; *ip != NULL; ip++) |
49 | if (*ip > mdot) | |
50 | break; | |
51 | if (*ip == NULL) | |
52 | ip = msgvec; | |
53 | ip2 = ip; | |
54 | do { | |
a13d1f28 KS |
55 | mp = &message[*ip2 - 1]; |
56 | if ((mp->m_flag & MDELETED) == 0) { | |
57 | dot = mp; | |
58 | goto hitit; | |
59 | } | |
30629819 KS |
60 | if (*ip2 != NULL) |
61 | ip2++; | |
62 | if (*ip2 == NULL) | |
63 | ip2 = msgvec; | |
a13d1f28 KS |
64 | } while (ip2 != ip); |
65 | printf("No messages applicable\n"); | |
66 | return(1); | |
67 | } | |
68 | ||
69 | /* | |
70 | * If this is the first command, select message 1. | |
71 | * Note that this must exist for us to get here at all. | |
72 | */ | |
73 | ||
799afc8f | 74 | if (!sawcom) |
a13d1f28 | 75 | goto hitit; |
a13d1f28 KS |
76 | |
77 | /* | |
78 | * Just find the next good message after dot, no | |
79 | * wraparound. | |
80 | */ | |
81 | ||
82 | for (mp = dot+1; mp < &message[msgCount]; mp++) | |
83 | if ((mp->m_flag & (MDELETED|MSAVED)) == 0) | |
84 | break; | |
85 | if (mp >= &message[msgCount]) { | |
86 | printf("At EOF\n"); | |
87 | return(0); | |
88 | } | |
89 | dot = mp; | |
90 | hitit: | |
91 | /* | |
92 | * Print dot. | |
93 | */ | |
94 | ||
95 | list[0] = dot - &message[0] + 1; | |
96 | list[1] = NULL; | |
97 | return(type(list)); | |
98 | } | |
99 | ||
100 | /* | |
c7db23a4 KS |
101 | * Save a message in a file. Mark the message as saved |
102 | * so we can discard when the user quits. | |
a13d1f28 | 103 | */ |
a13d1f28 KS |
104 | save(str) |
105 | char str[]; | |
106 | { | |
c7db23a4 KS |
107 | |
108 | return(save1(str, 1)); | |
109 | } | |
110 | ||
111 | /* | |
112 | * Copy a message to a file without affected its saved-ness | |
113 | */ | |
114 | copycmd(str) | |
115 | char str[]; | |
116 | { | |
117 | ||
118 | return(save1(str, 0)); | |
119 | } | |
120 | ||
121 | /* | |
122 | * Save/copy the indicated messages at the end of the passed file name. | |
123 | * If mark is true, mark the message "saved." | |
124 | */ | |
125 | save1(str, mark) | |
126 | char str[]; | |
127 | { | |
a13d1f28 KS |
128 | register int *ip, mesg; |
129 | register struct message *mp; | |
c7db23a4 | 130 | char *file, *disp, *cmd; |
7667ac30 CS |
131 | int f, *msgvec, lc, t; |
132 | long cc; | |
a13d1f28 KS |
133 | FILE *obuf; |
134 | struct stat statb; | |
135 | ||
c7db23a4 | 136 | cmd = mark ? "save" : "copy"; |
a13d1f28 KS |
137 | msgvec = (int *) salloc((msgCount + 2) * sizeof *msgvec); |
138 | if ((file = snarf(str, &f)) == NOSTR) | |
139 | return(1); | |
140 | if (!f) { | |
141 | *msgvec = first(0, MMNORM); | |
142 | if (*msgvec == NULL) { | |
c7db23a4 | 143 | printf("No messages to %s.\n", cmd); |
a13d1f28 KS |
144 | return(1); |
145 | } | |
146 | msgvec[1] = NULL; | |
147 | } | |
148 | if (f && getmsglist(str, msgvec, 0) < 0) | |
149 | return(1); | |
150 | if ((file = expand(file)) == NOSTR) | |
151 | return(1); | |
152 | printf("\"%s\" ", file); | |
80187484 | 153 | fflush(stdout); |
a13d1f28 KS |
154 | if (stat(file, &statb) >= 0) |
155 | disp = "[Appended]"; | |
156 | else | |
157 | disp = "[New file]"; | |
158 | if ((obuf = fopen(file, "a")) == NULL) { | |
159 | perror(NOSTR); | |
160 | return(1); | |
161 | } | |
7667ac30 CS |
162 | cc = 0L; |
163 | lc = 0; | |
a13d1f28 KS |
164 | for (ip = msgvec; *ip && ip-msgvec < msgCount; ip++) { |
165 | mesg = *ip; | |
166 | touch(mesg); | |
167 | mp = &message[mesg-1]; | |
eed74ec1 | 168 | if ((t = send(mp, obuf, 0)) < 0) { |
a13d1f28 KS |
169 | perror(file); |
170 | fclose(obuf); | |
171 | return(1); | |
172 | } | |
173 | lc += t; | |
7667ac30 | 174 | cc += mp->m_size; |
c7db23a4 KS |
175 | if (mark) |
176 | mp->m_flag |= MSAVED; | |
a13d1f28 KS |
177 | } |
178 | fflush(obuf); | |
179 | if (ferror(obuf)) | |
180 | perror(file); | |
181 | fclose(obuf); | |
7667ac30 | 182 | printf("%s %d/%ld\n", disp, lc, cc); |
a13d1f28 KS |
183 | return(0); |
184 | } | |
185 | ||
186 | /* | |
187 | * Write the indicated messages at the end of the passed | |
188 | * file name, minus header and trailing blank line. | |
189 | */ | |
190 | ||
191 | swrite(str) | |
192 | char str[]; | |
193 | { | |
194 | register int *ip, mesg; | |
195 | register struct message *mp; | |
196 | register char *file, *disp; | |
197 | char linebuf[BUFSIZ]; | |
198 | int f, *msgvec, lc, cc, t; | |
199 | FILE *obuf, *mesf; | |
200 | struct stat statb; | |
201 | ||
202 | msgvec = (int *) salloc((msgCount + 2) * sizeof *msgvec); | |
203 | if ((file = snarf(str, &f)) == NOSTR) | |
204 | return(1); | |
205 | if ((file = expand(file)) == NOSTR) | |
206 | return(1); | |
207 | if (!f) { | |
208 | *msgvec = first(0, MMNORM); | |
209 | if (*msgvec == NULL) { | |
210 | printf("No messages to write.\n"); | |
211 | return(1); | |
212 | } | |
213 | msgvec[1] = NULL; | |
214 | } | |
215 | if (f && getmsglist(str, msgvec, 0) < 0) | |
216 | return(1); | |
217 | printf("\"%s\" ", file); | |
80187484 | 218 | fflush(stdout); |
a13d1f28 KS |
219 | if (stat(file, &statb) >= 0) |
220 | disp = "[Appended]"; | |
221 | else | |
222 | disp = "[New file]"; | |
223 | if ((obuf = fopen(file, "a")) == NULL) { | |
224 | perror(NOSTR); | |
225 | return(1); | |
226 | } | |
227 | cc = lc = 0; | |
228 | for (ip = msgvec; *ip && ip-msgvec < msgCount; ip++) { | |
229 | mesg = *ip; | |
230 | touch(mesg); | |
231 | mp = &message[mesg-1]; | |
232 | mesf = setinput(mp); | |
9dc54648 S |
233 | t = mp->m_lines - 1; |
234 | while (t-- > 0) { | |
235 | readline(mesf, linebuf); | |
236 | if (blankline(linebuf)) | |
237 | break; | |
238 | } | |
a13d1f28 KS |
239 | while (t-- > 0) { |
240 | fgets(linebuf, BUFSIZ, mesf); | |
241 | fputs(linebuf, obuf); | |
242 | cc += strlen(linebuf); | |
243 | } | |
244 | lc += mp->m_lines - 2; | |
245 | mp->m_flag |= MSAVED; | |
246 | } | |
247 | fflush(obuf); | |
248 | if (ferror(obuf)) | |
249 | perror(file); | |
250 | fclose(obuf); | |
251 | printf("%s %d/%d\n", disp, lc, cc); | |
252 | return(0); | |
253 | } | |
254 | ||
255 | /* | |
256 | * Snarf the file from the end of the command line and | |
257 | * return a pointer to it. If there is no file attached, | |
258 | * just return NOSTR. Put a null in front of the file | |
259 | * name so that the message list processing won't see it, | |
260 | * unless the file name is the only thing on the line, in | |
261 | * which case, return 0 in the reference flag variable. | |
262 | */ | |
263 | ||
264 | char * | |
265 | snarf(linebuf, flag) | |
266 | char linebuf[]; | |
267 | int *flag; | |
268 | { | |
269 | register char *cp; | |
270 | ||
271 | *flag = 1; | |
272 | cp = strlen(linebuf) + linebuf - 1; | |
273 | ||
274 | /* | |
275 | * Strip away trailing blanks. | |
276 | */ | |
277 | ||
278 | while (*cp == ' ' && cp > linebuf) | |
279 | cp--; | |
280 | *++cp = 0; | |
281 | ||
282 | /* | |
283 | * Now search for the beginning of the file name. | |
284 | */ | |
285 | ||
286 | while (cp > linebuf && !any(*cp, "\t ")) | |
287 | cp--; | |
288 | if (*cp == '\0') { | |
289 | printf("No file specified.\n"); | |
290 | return(NOSTR); | |
291 | } | |
292 | if (any(*cp, " \t")) | |
293 | *cp++ = 0; | |
294 | else | |
295 | *flag = 0; | |
296 | return(cp); | |
297 | } | |
298 | ||
299 | /* | |
300 | * Delete messages. | |
301 | */ | |
302 | ||
303 | delete(msgvec) | |
304 | int msgvec[]; | |
305 | { | |
306 | return(delm(msgvec)); | |
307 | } | |
308 | ||
309 | /* | |
310 | * Delete messages, then type the new dot. | |
311 | */ | |
312 | ||
313 | deltype(msgvec) | |
314 | int msgvec[]; | |
315 | { | |
316 | int list[2]; | |
12c002da | 317 | int lastdot; |
a13d1f28 | 318 | |
12c002da | 319 | lastdot = dot - &message[0] + 1; |
a13d1f28 KS |
320 | if (delm(msgvec) >= 0) { |
321 | list[0] = dot - &message[0]; | |
322 | list[0]++; | |
12c002da KS |
323 | if (list[0] > lastdot) { |
324 | touch(list[0]); | |
325 | list[1] = NULL; | |
326 | return(type(list)); | |
327 | } | |
328 | printf("At EOF\n"); | |
329 | return(0); | |
a13d1f28 KS |
330 | } |
331 | else { | |
332 | printf("No more messages\n"); | |
333 | return(0); | |
334 | } | |
335 | } | |
336 | ||
337 | /* | |
338 | * Delete the indicated messages. | |
339 | * Set dot to some nice place afterwards. | |
340 | * Internal interface. | |
341 | */ | |
342 | ||
343 | delm(msgvec) | |
344 | int *msgvec; | |
345 | { | |
346 | register struct message *mp; | |
347 | register *ip, mesg; | |
348 | int last; | |
349 | ||
350 | last = NULL; | |
351 | for (ip = msgvec; *ip != NULL; ip++) { | |
352 | mesg = *ip; | |
353 | touch(mesg); | |
354 | mp = &message[mesg-1]; | |
3c139aaf KS |
355 | mp->m_flag |= MDELETED|MTOUCH; |
356 | mp->m_flag &= ~(MPRESERVE|MSAVED|MBOX); | |
a13d1f28 KS |
357 | last = mesg; |
358 | } | |
359 | if (last != NULL) { | |
360 | dot = &message[last-1]; | |
361 | last = first(0, MDELETED); | |
362 | if (last != NULL) { | |
363 | dot = &message[last-1]; | |
364 | return(0); | |
365 | } | |
366 | else { | |
367 | dot = &message[0]; | |
368 | return(-1); | |
369 | } | |
370 | } | |
371 | ||
372 | /* | |
373 | * Following can't happen -- it keeps lint happy | |
374 | */ | |
375 | ||
376 | return(-1); | |
377 | } | |
378 | ||
379 | /* | |
380 | * Undelete the indicated messages. | |
381 | */ | |
382 | ||
383 | undelete(msgvec) | |
384 | int *msgvec; | |
385 | { | |
386 | register struct message *mp; | |
387 | register *ip, mesg; | |
388 | ||
389 | for (ip = msgvec; ip-msgvec < msgCount; ip++) { | |
390 | mesg = *ip; | |
391 | if (mesg == 0) | |
392 | return; | |
393 | touch(mesg); | |
394 | mp = &message[mesg-1]; | |
395 | dot = mp; | |
396 | mp->m_flag &= ~MDELETED; | |
397 | } | |
398 | } | |
399 | ||
400 | /* | |
401 | * Interactively dump core on "core" | |
402 | */ | |
403 | ||
404 | core() | |
405 | { | |
406 | register int pid; | |
407 | int status; | |
408 | ||
409 | if ((pid = vfork()) == -1) { | |
410 | perror("fork"); | |
411 | return(1); | |
412 | } | |
413 | if (pid == 0) { | |
64df7743 | 414 | sigchild(); |
a13d1f28 KS |
415 | abort(); |
416 | _exit(1); | |
417 | } | |
418 | printf("Okie dokie"); | |
419 | fflush(stdout); | |
420 | while (wait(&status) != pid) | |
421 | ; | |
422 | if (status & 0200) | |
423 | printf(" -- Core dumped\n"); | |
424 | else | |
425 | printf("\n"); | |
426 | } | |
47e37b8b KS |
427 | |
428 | /* | |
429 | * Clobber as many bytes of stack as the user requests. | |
430 | */ | |
431 | clobber(argv) | |
432 | char **argv; | |
433 | { | |
434 | register int times; | |
435 | ||
436 | if (argv[0] == 0) | |
437 | times = 1; | |
438 | else | |
439 | times = (atoi(argv[0]) + 511) / 512; | |
ab61fde0 | 440 | clob1(times); |
47e37b8b KS |
441 | } |
442 | ||
443 | /* | |
444 | * Clobber the stack. | |
445 | */ | |
ab61fde0 | 446 | clob1(n) |
47e37b8b KS |
447 | { |
448 | char buf[512]; | |
449 | register char *cp; | |
450 | ||
451 | if (n <= 0) | |
452 | return; | |
453 | for (cp = buf; cp < &buf[512]; *cp++ = 0xFF) | |
454 | ; | |
ab61fde0 | 455 | clob1(n - 1); |
47e37b8b | 456 | } |
eed74ec1 | 457 | |
46053c99 S |
458 | /* |
459 | * Add the given header fields to the retained list. | |
460 | * If no arguments, print the current list of retained fields. | |
461 | */ | |
462 | retfield(list) | |
463 | char *list[]; | |
464 | { | |
465 | char field[BUFSIZ]; | |
466 | register int h; | |
467 | register struct ignore *igp; | |
468 | char **ap; | |
469 | ||
470 | if (argcount(list) == 0) | |
471 | return(retshow()); | |
472 | for (ap = list; *ap != 0; ap++) { | |
473 | istrcpy(field, *ap); | |
474 | ||
475 | if (member(field, retain)) | |
476 | continue; | |
477 | ||
478 | h = hash(field); | |
479 | igp = (struct ignore *) calloc(1, sizeof (struct ignore)); | |
480 | igp->i_field = calloc(strlen(field) + 1, sizeof (char)); | |
481 | strcpy(igp->i_field, field); | |
482 | igp->i_link = retain[h]; | |
483 | retain[h] = igp; | |
484 | nretained++; | |
485 | } | |
486 | return(0); | |
487 | } | |
488 | ||
489 | /* | |
490 | * Print out all currently retained fields. | |
491 | */ | |
492 | retshow() | |
493 | { | |
494 | register int h, count; | |
495 | struct ignore *igp; | |
496 | char **ap, **ring; | |
497 | int igcomp(); | |
498 | ||
499 | count = 0; | |
500 | for (h = 0; h < HSHSIZE; h++) | |
501 | for (igp = retain[h]; igp != 0; igp = igp->i_link) | |
502 | count++; | |
503 | if (count == 0) { | |
504 | printf("No fields currently being retained.\n"); | |
505 | return(0); | |
506 | } | |
507 | ring = (char **) salloc((count + 1) * sizeof (char *)); | |
508 | ap = ring; | |
509 | for (h = 0; h < HSHSIZE; h++) | |
510 | for (igp = retain[h]; igp != 0; igp = igp->i_link) | |
511 | *ap++ = igp->i_field; | |
512 | *ap = 0; | |
513 | qsort(ring, count, sizeof (char *), igcomp); | |
514 | for (ap = ring; *ap != 0; ap++) | |
515 | printf("%s\n", *ap); | |
516 | return(0); | |
517 | } | |
518 | ||
eed74ec1 KS |
519 | /* |
520 | * Add the given header fields to the ignored list. | |
521 | * If no arguments, print the current list of ignored fields. | |
522 | */ | |
523 | igfield(list) | |
524 | char *list[]; | |
525 | { | |
526 | char field[BUFSIZ]; | |
527 | register int h; | |
528 | register struct ignore *igp; | |
529 | char **ap; | |
530 | ||
531 | if (argcount(list) == 0) | |
532 | return(igshow()); | |
533 | for (ap = list; *ap != 0; ap++) { | |
93be40ac KS |
534 | if (isign(*ap)) |
535 | continue; | |
eed74ec1 KS |
536 | istrcpy(field, *ap); |
537 | h = hash(field); | |
538 | igp = (struct ignore *) calloc(1, sizeof (struct ignore)); | |
539 | igp->i_field = calloc(strlen(field) + 1, sizeof (char)); | |
540 | strcpy(igp->i_field, field); | |
541 | igp->i_link = ignore[h]; | |
542 | ignore[h] = igp; | |
543 | } | |
544 | return(0); | |
545 | } | |
546 | ||
547 | /* | |
548 | * Print out all currently ignored fields. | |
549 | */ | |
550 | igshow() | |
551 | { | |
93be40ac | 552 | register int h, count; |
eed74ec1 | 553 | struct ignore *igp; |
93be40ac KS |
554 | char **ap, **ring; |
555 | int igcomp(); | |
eed74ec1 | 556 | |
93be40ac | 557 | count = 0; |
eed74ec1 | 558 | for (h = 0; h < HSHSIZE; h++) |
93be40ac KS |
559 | for (igp = ignore[h]; igp != 0; igp = igp->i_link) |
560 | count++; | |
561 | if (count == 0) { | |
eed74ec1 | 562 | printf("No fields currently being ignored.\n"); |
93be40ac KS |
563 | return(0); |
564 | } | |
3d1ce6bb | 565 | ring = (char **) salloc((count + 1) * sizeof (char *)); |
93be40ac KS |
566 | ap = ring; |
567 | for (h = 0; h < HSHSIZE; h++) | |
568 | for (igp = ignore[h]; igp != 0; igp = igp->i_link) | |
569 | *ap++ = igp->i_field; | |
570 | *ap = 0; | |
571 | qsort(ring, count, sizeof (char *), igcomp); | |
572 | for (ap = ring; *ap != 0; ap++) | |
573 | printf("%s\n", *ap); | |
eed74ec1 KS |
574 | return(0); |
575 | } | |
93be40ac KS |
576 | |
577 | /* | |
578 | * Compare two names for sorting ignored field list. | |
579 | */ | |
580 | igcomp(l, r) | |
581 | char **l, **r; | |
582 | { | |
583 | ||
584 | return(strcmp(*l, *r)); | |
585 | } |