Commit | Line | Data |
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a13d1f28 KS |
1 | # |
2 | ||
3 | #include "rcv.h" | |
4 | #include <sys/stat.h> | |
5 | ||
6 | /* | |
7 | * Mail -- a mail program | |
8 | * | |
9 | * More user commands. | |
10 | */ | |
11 | ||
7667ac30 | 12 | static char *SccsId = "@(#)cmd2.c 2.10 %G%"; |
a13d1f28 KS |
13 | |
14 | /* | |
15 | * If any arguments were given, go to the next applicable argument | |
16 | * following dot, otherwise, go to the next applicable message. | |
17 | * If given as first command with no arguments, print first message. | |
18 | */ | |
19 | ||
20 | next(msgvec) | |
21 | int *msgvec; | |
22 | { | |
23 | register struct message *mp; | |
24 | register int *ip, *ip2; | |
25 | int list[2], mdot; | |
26 | ||
27 | if (*msgvec != NULL) { | |
28 | ||
29 | /* | |
30 | * If some messages were supplied, find the | |
31 | * first applicable one following dot using | |
32 | * wrap around. | |
33 | */ | |
34 | ||
35 | mdot = dot - &message[0] + 1; | |
30629819 KS |
36 | |
37 | /* | |
38 | * Find the first message in the supplied | |
39 | * message list which follows dot. | |
40 | */ | |
41 | ||
a13d1f28 KS |
42 | for (ip = msgvec; *ip != NULL; ip++) |
43 | if (*ip > mdot) | |
44 | break; | |
45 | if (*ip == NULL) | |
46 | ip = msgvec; | |
47 | ip2 = ip; | |
48 | do { | |
a13d1f28 KS |
49 | mp = &message[*ip2 - 1]; |
50 | if ((mp->m_flag & MDELETED) == 0) { | |
51 | dot = mp; | |
52 | goto hitit; | |
53 | } | |
30629819 KS |
54 | if (*ip2 != NULL) |
55 | ip2++; | |
56 | if (*ip2 == NULL) | |
57 | ip2 = msgvec; | |
a13d1f28 KS |
58 | } while (ip2 != ip); |
59 | printf("No messages applicable\n"); | |
60 | return(1); | |
61 | } | |
62 | ||
63 | /* | |
64 | * If this is the first command, select message 1. | |
65 | * Note that this must exist for us to get here at all. | |
66 | */ | |
67 | ||
799afc8f | 68 | if (!sawcom) |
a13d1f28 | 69 | goto hitit; |
a13d1f28 KS |
70 | |
71 | /* | |
72 | * Just find the next good message after dot, no | |
73 | * wraparound. | |
74 | */ | |
75 | ||
76 | for (mp = dot+1; mp < &message[msgCount]; mp++) | |
77 | if ((mp->m_flag & (MDELETED|MSAVED)) == 0) | |
78 | break; | |
79 | if (mp >= &message[msgCount]) { | |
80 | printf("At EOF\n"); | |
81 | return(0); | |
82 | } | |
83 | dot = mp; | |
84 | hitit: | |
85 | /* | |
86 | * Print dot. | |
87 | */ | |
88 | ||
89 | list[0] = dot - &message[0] + 1; | |
90 | list[1] = NULL; | |
91 | return(type(list)); | |
92 | } | |
93 | ||
94 | /* | |
c7db23a4 KS |
95 | * Save a message in a file. Mark the message as saved |
96 | * so we can discard when the user quits. | |
a13d1f28 | 97 | */ |
a13d1f28 KS |
98 | save(str) |
99 | char str[]; | |
100 | { | |
c7db23a4 KS |
101 | |
102 | return(save1(str, 1)); | |
103 | } | |
104 | ||
105 | /* | |
106 | * Copy a message to a file without affected its saved-ness | |
107 | */ | |
108 | copycmd(str) | |
109 | char str[]; | |
110 | { | |
111 | ||
112 | return(save1(str, 0)); | |
113 | } | |
114 | ||
115 | /* | |
116 | * Save/copy the indicated messages at the end of the passed file name. | |
117 | * If mark is true, mark the message "saved." | |
118 | */ | |
119 | save1(str, mark) | |
120 | char str[]; | |
121 | { | |
a13d1f28 KS |
122 | register int *ip, mesg; |
123 | register struct message *mp; | |
c7db23a4 | 124 | char *file, *disp, *cmd; |
7667ac30 CS |
125 | int f, *msgvec, lc, t; |
126 | long cc; | |
a13d1f28 KS |
127 | FILE *obuf; |
128 | struct stat statb; | |
129 | ||
c7db23a4 | 130 | cmd = mark ? "save" : "copy"; |
a13d1f28 KS |
131 | msgvec = (int *) salloc((msgCount + 2) * sizeof *msgvec); |
132 | if ((file = snarf(str, &f)) == NOSTR) | |
133 | return(1); | |
134 | if (!f) { | |
135 | *msgvec = first(0, MMNORM); | |
136 | if (*msgvec == NULL) { | |
c7db23a4 | 137 | printf("No messages to %s.\n", cmd); |
a13d1f28 KS |
138 | return(1); |
139 | } | |
140 | msgvec[1] = NULL; | |
141 | } | |
142 | if (f && getmsglist(str, msgvec, 0) < 0) | |
143 | return(1); | |
144 | if ((file = expand(file)) == NOSTR) | |
145 | return(1); | |
146 | printf("\"%s\" ", file); | |
147 | flush(); | |
148 | if (stat(file, &statb) >= 0) | |
149 | disp = "[Appended]"; | |
150 | else | |
151 | disp = "[New file]"; | |
152 | if ((obuf = fopen(file, "a")) == NULL) { | |
153 | perror(NOSTR); | |
154 | return(1); | |
155 | } | |
7667ac30 CS |
156 | cc = 0L; |
157 | lc = 0; | |
a13d1f28 KS |
158 | for (ip = msgvec; *ip && ip-msgvec < msgCount; ip++) { |
159 | mesg = *ip; | |
160 | touch(mesg); | |
161 | mp = &message[mesg-1]; | |
eed74ec1 | 162 | if ((t = send(mp, obuf, 0)) < 0) { |
a13d1f28 KS |
163 | perror(file); |
164 | fclose(obuf); | |
165 | return(1); | |
166 | } | |
167 | lc += t; | |
7667ac30 | 168 | cc += mp->m_size; |
c7db23a4 KS |
169 | if (mark) |
170 | mp->m_flag |= MSAVED; | |
a13d1f28 KS |
171 | } |
172 | fflush(obuf); | |
173 | if (ferror(obuf)) | |
174 | perror(file); | |
175 | fclose(obuf); | |
7667ac30 | 176 | printf("%s %d/%ld\n", disp, lc, cc); |
a13d1f28 KS |
177 | return(0); |
178 | } | |
179 | ||
180 | /* | |
181 | * Write the indicated messages at the end of the passed | |
182 | * file name, minus header and trailing blank line. | |
183 | */ | |
184 | ||
185 | swrite(str) | |
186 | char str[]; | |
187 | { | |
188 | register int *ip, mesg; | |
189 | register struct message *mp; | |
190 | register char *file, *disp; | |
191 | char linebuf[BUFSIZ]; | |
192 | int f, *msgvec, lc, cc, t; | |
193 | FILE *obuf, *mesf; | |
194 | struct stat statb; | |
195 | ||
196 | msgvec = (int *) salloc((msgCount + 2) * sizeof *msgvec); | |
197 | if ((file = snarf(str, &f)) == NOSTR) | |
198 | return(1); | |
199 | if ((file = expand(file)) == NOSTR) | |
200 | return(1); | |
201 | if (!f) { | |
202 | *msgvec = first(0, MMNORM); | |
203 | if (*msgvec == NULL) { | |
204 | printf("No messages to write.\n"); | |
205 | return(1); | |
206 | } | |
207 | msgvec[1] = NULL; | |
208 | } | |
209 | if (f && getmsglist(str, msgvec, 0) < 0) | |
210 | return(1); | |
211 | printf("\"%s\" ", file); | |
212 | flush(); | |
213 | if (stat(file, &statb) >= 0) | |
214 | disp = "[Appended]"; | |
215 | else | |
216 | disp = "[New file]"; | |
217 | if ((obuf = fopen(file, "a")) == NULL) { | |
218 | perror(NOSTR); | |
219 | return(1); | |
220 | } | |
221 | cc = lc = 0; | |
222 | for (ip = msgvec; *ip && ip-msgvec < msgCount; ip++) { | |
223 | mesg = *ip; | |
224 | touch(mesg); | |
225 | mp = &message[mesg-1]; | |
226 | mesf = setinput(mp); | |
227 | t = mp->m_lines - 2; | |
228 | readline(mesf, linebuf); | |
229 | while (t-- > 0) { | |
230 | fgets(linebuf, BUFSIZ, mesf); | |
231 | fputs(linebuf, obuf); | |
232 | cc += strlen(linebuf); | |
233 | } | |
234 | lc += mp->m_lines - 2; | |
235 | mp->m_flag |= MSAVED; | |
236 | } | |
237 | fflush(obuf); | |
238 | if (ferror(obuf)) | |
239 | perror(file); | |
240 | fclose(obuf); | |
241 | printf("%s %d/%d\n", disp, lc, cc); | |
242 | return(0); | |
243 | } | |
244 | ||
245 | /* | |
246 | * Snarf the file from the end of the command line and | |
247 | * return a pointer to it. If there is no file attached, | |
248 | * just return NOSTR. Put a null in front of the file | |
249 | * name so that the message list processing won't see it, | |
250 | * unless the file name is the only thing on the line, in | |
251 | * which case, return 0 in the reference flag variable. | |
252 | */ | |
253 | ||
254 | char * | |
255 | snarf(linebuf, flag) | |
256 | char linebuf[]; | |
257 | int *flag; | |
258 | { | |
259 | register char *cp; | |
260 | ||
261 | *flag = 1; | |
262 | cp = strlen(linebuf) + linebuf - 1; | |
263 | ||
264 | /* | |
265 | * Strip away trailing blanks. | |
266 | */ | |
267 | ||
268 | while (*cp == ' ' && cp > linebuf) | |
269 | cp--; | |
270 | *++cp = 0; | |
271 | ||
272 | /* | |
273 | * Now search for the beginning of the file name. | |
274 | */ | |
275 | ||
276 | while (cp > linebuf && !any(*cp, "\t ")) | |
277 | cp--; | |
278 | if (*cp == '\0') { | |
279 | printf("No file specified.\n"); | |
280 | return(NOSTR); | |
281 | } | |
282 | if (any(*cp, " \t")) | |
283 | *cp++ = 0; | |
284 | else | |
285 | *flag = 0; | |
286 | return(cp); | |
287 | } | |
288 | ||
289 | /* | |
290 | * Delete messages. | |
291 | */ | |
292 | ||
293 | delete(msgvec) | |
294 | int msgvec[]; | |
295 | { | |
296 | return(delm(msgvec)); | |
297 | } | |
298 | ||
299 | /* | |
300 | * Delete messages, then type the new dot. | |
301 | */ | |
302 | ||
303 | deltype(msgvec) | |
304 | int msgvec[]; | |
305 | { | |
306 | int list[2]; | |
12c002da | 307 | int lastdot; |
a13d1f28 | 308 | |
12c002da | 309 | lastdot = dot - &message[0] + 1; |
a13d1f28 KS |
310 | if (delm(msgvec) >= 0) { |
311 | list[0] = dot - &message[0]; | |
312 | list[0]++; | |
12c002da KS |
313 | if (list[0] > lastdot) { |
314 | touch(list[0]); | |
315 | list[1] = NULL; | |
316 | return(type(list)); | |
317 | } | |
318 | printf("At EOF\n"); | |
319 | return(0); | |
a13d1f28 KS |
320 | } |
321 | else { | |
322 | printf("No more messages\n"); | |
323 | return(0); | |
324 | } | |
325 | } | |
326 | ||
327 | /* | |
328 | * Delete the indicated messages. | |
329 | * Set dot to some nice place afterwards. | |
330 | * Internal interface. | |
331 | */ | |
332 | ||
333 | delm(msgvec) | |
334 | int *msgvec; | |
335 | { | |
336 | register struct message *mp; | |
337 | register *ip, mesg; | |
338 | int last; | |
339 | ||
340 | last = NULL; | |
341 | for (ip = msgvec; *ip != NULL; ip++) { | |
342 | mesg = *ip; | |
343 | touch(mesg); | |
344 | mp = &message[mesg-1]; | |
3c139aaf KS |
345 | mp->m_flag |= MDELETED|MTOUCH; |
346 | mp->m_flag &= ~(MPRESERVE|MSAVED|MBOX); | |
a13d1f28 KS |
347 | last = mesg; |
348 | } | |
349 | if (last != NULL) { | |
350 | dot = &message[last-1]; | |
351 | last = first(0, MDELETED); | |
352 | if (last != NULL) { | |
353 | dot = &message[last-1]; | |
354 | return(0); | |
355 | } | |
356 | else { | |
357 | dot = &message[0]; | |
358 | return(-1); | |
359 | } | |
360 | } | |
361 | ||
362 | /* | |
363 | * Following can't happen -- it keeps lint happy | |
364 | */ | |
365 | ||
366 | return(-1); | |
367 | } | |
368 | ||
369 | /* | |
370 | * Undelete the indicated messages. | |
371 | */ | |
372 | ||
373 | undelete(msgvec) | |
374 | int *msgvec; | |
375 | { | |
376 | register struct message *mp; | |
377 | register *ip, mesg; | |
378 | ||
379 | for (ip = msgvec; ip-msgvec < msgCount; ip++) { | |
380 | mesg = *ip; | |
381 | if (mesg == 0) | |
382 | return; | |
383 | touch(mesg); | |
384 | mp = &message[mesg-1]; | |
385 | dot = mp; | |
386 | mp->m_flag &= ~MDELETED; | |
387 | } | |
388 | } | |
389 | ||
390 | /* | |
391 | * Interactively dump core on "core" | |
392 | */ | |
393 | ||
394 | core() | |
395 | { | |
396 | register int pid; | |
397 | int status; | |
398 | ||
399 | if ((pid = vfork()) == -1) { | |
400 | perror("fork"); | |
401 | return(1); | |
402 | } | |
403 | if (pid == 0) { | |
64df7743 | 404 | sigchild(); |
a13d1f28 KS |
405 | abort(); |
406 | _exit(1); | |
407 | } | |
408 | printf("Okie dokie"); | |
409 | fflush(stdout); | |
410 | while (wait(&status) != pid) | |
411 | ; | |
412 | if (status & 0200) | |
413 | printf(" -- Core dumped\n"); | |
414 | else | |
415 | printf("\n"); | |
416 | } | |
47e37b8b KS |
417 | |
418 | /* | |
419 | * Clobber as many bytes of stack as the user requests. | |
420 | */ | |
421 | clobber(argv) | |
422 | char **argv; | |
423 | { | |
424 | register int times; | |
425 | ||
426 | if (argv[0] == 0) | |
427 | times = 1; | |
428 | else | |
429 | times = (atoi(argv[0]) + 511) / 512; | |
ab61fde0 | 430 | clob1(times); |
47e37b8b KS |
431 | } |
432 | ||
433 | /* | |
434 | * Clobber the stack. | |
435 | */ | |
ab61fde0 | 436 | clob1(n) |
47e37b8b KS |
437 | { |
438 | char buf[512]; | |
439 | register char *cp; | |
440 | ||
441 | if (n <= 0) | |
442 | return; | |
443 | for (cp = buf; cp < &buf[512]; *cp++ = 0xFF) | |
444 | ; | |
ab61fde0 | 445 | clob1(n - 1); |
47e37b8b | 446 | } |
eed74ec1 KS |
447 | |
448 | /* | |
449 | * Add the given header fields to the ignored list. | |
450 | * If no arguments, print the current list of ignored fields. | |
451 | */ | |
452 | igfield(list) | |
453 | char *list[]; | |
454 | { | |
455 | char field[BUFSIZ]; | |
456 | register int h; | |
457 | register struct ignore *igp; | |
458 | char **ap; | |
459 | ||
460 | if (argcount(list) == 0) | |
461 | return(igshow()); | |
462 | for (ap = list; *ap != 0; ap++) { | |
93be40ac KS |
463 | if (isign(*ap)) |
464 | continue; | |
eed74ec1 KS |
465 | istrcpy(field, *ap); |
466 | h = hash(field); | |
467 | igp = (struct ignore *) calloc(1, sizeof (struct ignore)); | |
468 | igp->i_field = calloc(strlen(field) + 1, sizeof (char)); | |
469 | strcpy(igp->i_field, field); | |
470 | igp->i_link = ignore[h]; | |
471 | ignore[h] = igp; | |
472 | } | |
473 | return(0); | |
474 | } | |
475 | ||
476 | /* | |
477 | * Print out all currently ignored fields. | |
478 | */ | |
479 | igshow() | |
480 | { | |
93be40ac | 481 | register int h, count; |
eed74ec1 | 482 | struct ignore *igp; |
93be40ac KS |
483 | char **ap, **ring; |
484 | int igcomp(); | |
eed74ec1 | 485 | |
93be40ac | 486 | count = 0; |
eed74ec1 | 487 | for (h = 0; h < HSHSIZE; h++) |
93be40ac KS |
488 | for (igp = ignore[h]; igp != 0; igp = igp->i_link) |
489 | count++; | |
490 | if (count == 0) { | |
eed74ec1 | 491 | printf("No fields currently being ignored.\n"); |
93be40ac KS |
492 | return(0); |
493 | } | |
3d1ce6bb | 494 | ring = (char **) salloc((count + 1) * sizeof (char *)); |
93be40ac KS |
495 | ap = ring; |
496 | for (h = 0; h < HSHSIZE; h++) | |
497 | for (igp = ignore[h]; igp != 0; igp = igp->i_link) | |
498 | *ap++ = igp->i_field; | |
499 | *ap = 0; | |
500 | qsort(ring, count, sizeof (char *), igcomp); | |
501 | for (ap = ring; *ap != 0; ap++) | |
502 | printf("%s\n", *ap); | |
eed74ec1 KS |
503 | return(0); |
504 | } | |
93be40ac KS |
505 | |
506 | /* | |
507 | * Compare two names for sorting ignored field list. | |
508 | */ | |
509 | igcomp(l, r) | |
510 | char **l, **r; | |
511 | { | |
512 | ||
513 | return(strcmp(*l, *r)); | |
514 | } |