Commit | Line | Data |
---|---|---|
9552e6b8 DF |
1 | /* |
2 | * Copyright (c) 1980 Regents of the University of California. | |
0c5f72fb KB |
3 | * All rights reserved. |
4 | * | |
5 | * Redistribution and use in source and binary forms are permitted | |
acfc7e9b KB |
6 | * provided that the above copyright notice and this paragraph are |
7 | * duplicated in all such forms and that any documentation, | |
8 | * advertising materials, and other materials related to such | |
9 | * distribution and use acknowledge that the software was developed | |
10 | * by the University of California, Berkeley. The name of the | |
11 | * University may not be used to endorse or promote products derived | |
12 | * from this software without specific prior written permission. | |
13 | * THIS SOFTWARE IS PROVIDED ``AS IS'' AND WITHOUT ANY EXPRESS OR | |
14 | * IMPLIED WARRANTIES, INCLUDING, WITHOUT LIMITATION, THE IMPLIED | |
15 | * WARRANTIES OF MERCHANTIBILITY AND FITNESS FOR A PARTICULAR PURPOSE. | |
9552e6b8 DF |
16 | */ |
17 | ||
acfc7e9b | 18 | #ifndef lint |
470c33f3 | 19 | static char sccsid[] = "@(#)lex.c 5.16 (Berkeley) %G%"; |
acfc7e9b | 20 | #endif /* not lint */ |
ac72cd41 KS |
21 | |
22 | #include "rcv.h" | |
fb4186f8 | 23 | #include <sys/stat.h> |
c17bf5b6 | 24 | #include <errno.h> |
ac72cd41 KS |
25 | |
26 | /* | |
27 | * Mail -- a mail program | |
28 | * | |
29 | * Lexical processing of commands. | |
30 | */ | |
31 | ||
07c257b5 | 32 | char *prompt = "& "; |
e5717bff KS |
33 | |
34 | /* | |
35 | * Set up editing on the given file name. | |
36 | * If isedit is true, we are considered to be editing the file, | |
37 | * otherwise we are reading our mail which has signficance for | |
38 | * mbox and so forth. | |
39 | */ | |
40 | ||
41 | setfile(name, isedit) | |
42 | char *name; | |
43 | { | |
44 | FILE *ibuf; | |
45 | int i; | |
fb4186f8 | 46 | struct stat stb; |
e5717bff | 47 | static int shudclob; |
e5717bff | 48 | extern char tempMesg[]; |
c17bf5b6 | 49 | extern int errno; |
e5717bff | 50 | |
531fa87e | 51 | if ((ibuf = fopen(name, "r")) == NULL) |
e5717bff | 52 | return(-1); |
c17bf5b6 S |
53 | |
54 | if (fstat(fileno(ibuf), &stb) < 0) { | |
55 | fclose(ibuf); | |
56 | return (-1); | |
57 | } | |
58 | ||
59 | switch (stb.st_mode & S_IFMT) { | |
60 | case S_IFDIR: | |
61 | fclose(ibuf); | |
62 | errno = EISDIR; | |
63 | return (-1); | |
64 | ||
65 | case S_IFREG: | |
66 | break; | |
67 | ||
68 | default: | |
69 | fclose(ibuf); | |
70 | errno = EINVAL; | |
71 | return (-1); | |
72 | } | |
73 | ||
74 | if (!edit && stb.st_size == 0) { | |
75 | fclose(ibuf); | |
76 | return(-1); | |
fb4186f8 | 77 | } |
e5717bff KS |
78 | |
79 | /* | |
80 | * Looks like all will be well. We must now relinquish our | |
177b7a73 | 81 | * hold on the current set of stuff. Must hold signals |
e5717bff KS |
82 | * while we are reading the new file, else we will ruin |
83 | * the message[] data structure. | |
84 | */ | |
85 | ||
177b7a73 | 86 | holdsigs(); |
e5717bff KS |
87 | if (shudclob) { |
88 | if (edit) | |
89 | edstop(); | |
90 | else | |
91 | quit(); | |
92 | } | |
93 | ||
94 | /* | |
95 | * Copy the messages into /tmp | |
96 | * and set pointers. | |
97 | */ | |
98 | ||
99 | readonly = 0; | |
100 | if ((i = open(name, 1)) < 0) | |
101 | readonly++; | |
102 | else | |
103 | close(i); | |
104 | if (shudclob) { | |
105 | fclose(itf); | |
106 | fclose(otf); | |
107 | } | |
108 | shudclob = 1; | |
109 | edit = isedit; | |
128ec005 KS |
110 | if (name != mailname) |
111 | strcpy(mailname, name); | |
e5717bff KS |
112 | mailsize = fsize(ibuf); |
113 | if ((otf = fopen(tempMesg, "w")) == NULL) { | |
114 | perror(tempMesg); | |
115 | exit(1); | |
116 | } | |
117 | if ((itf = fopen(tempMesg, "r")) == NULL) { | |
118 | perror(tempMesg); | |
119 | exit(1); | |
120 | } | |
121 | remove(tempMesg); | |
122 | setptr(ibuf); | |
123 | setmsize(msgCount); | |
124 | fclose(ibuf); | |
177b7a73 | 125 | relsesigs(); |
335704ca | 126 | sawcom = 0; |
e5717bff KS |
127 | return(0); |
128 | } | |
ac72cd41 KS |
129 | |
130 | /* | |
131 | * Interpret user commands one by one. If standard input is not a tty, | |
132 | * print no prompt. | |
133 | */ | |
134 | ||
135 | int *msgvec; | |
828615a1 | 136 | jmp_buf commjmp; |
ac72cd41 KS |
137 | |
138 | commands() | |
139 | { | |
686f6134 | 140 | int eofloop, stop(); |
ac72cd41 KS |
141 | register int n; |
142 | char linebuf[LINESIZE]; | |
de274ec3 | 143 | int hangup(), contin(); |
ac72cd41 | 144 | |
828615a1 | 145 | signal(SIGCONT, SIG_DFL); |
7a05656e | 146 | if (rcvmode && !sourcing) { |
828615a1 EW |
147 | if (signal(SIGINT, SIG_IGN) != SIG_IGN) |
148 | signal(SIGINT, stop); | |
149 | if (signal(SIGHUP, SIG_IGN) != SIG_IGN) | |
150 | signal(SIGHUP, hangup); | |
726c3356 | 151 | } |
ac72cd41 KS |
152 | for (;;) { |
153 | setexit(); | |
ac72cd41 KS |
154 | |
155 | /* | |
156 | * Print the prompt, if needed. Clear out | |
157 | * string space, and flush the output. | |
158 | */ | |
159 | ||
160 | if (!rcvmode && !sourcing) | |
161 | return; | |
853e9d55 | 162 | eofloop = 0; |
73f94fab | 163 | top: |
686f6134 | 164 | if (!sourcing && value("interactive") != NOSTR) { |
828615a1 EW |
165 | setjmp(commjmp); |
166 | signal(SIGCONT, contin); | |
28bcd25d | 167 | printf(prompt); |
828615a1 EW |
168 | } |
169 | fflush(stdout); | |
f674e088 | 170 | sreset(); |
ac72cd41 KS |
171 | |
172 | /* | |
173 | * Read a line of commands from the current input | |
174 | * and handle end of file specially. | |
175 | */ | |
176 | ||
177 | n = 0; | |
178 | for (;;) { | |
828615a1 | 179 | if (readline(input, &linebuf[n]) < 0) { |
ac72cd41 KS |
180 | if (n != 0) |
181 | break; | |
7a05656e KS |
182 | if (loading) |
183 | return; | |
ac72cd41 KS |
184 | if (sourcing) { |
185 | unstack(); | |
186 | goto more; | |
187 | } | |
686f6134 EW |
188 | if (value("interactive") != NOSTR && |
189 | value("ignoreeof") != NOSTR) { | |
853e9d55 KS |
190 | if (++eofloop < 25) { |
191 | printf("Use \"quit\" to quit.\n"); | |
192 | goto top; | |
193 | } | |
73f94fab | 194 | } |
7a05656e KS |
195 | if (edit) |
196 | edstop(); | |
ac72cd41 KS |
197 | return; |
198 | } | |
199 | if ((n = strlen(linebuf)) == 0) | |
200 | break; | |
201 | n--; | |
202 | if (linebuf[n] != '\\') | |
203 | break; | |
204 | linebuf[n++] = ' '; | |
205 | } | |
828615a1 | 206 | signal(SIGCONT, SIG_DFL); |
2cd8e0a9 | 207 | if (execute(linebuf, 0)) |
ac72cd41 KS |
208 | return; |
209 | more: ; | |
210 | } | |
211 | } | |
212 | ||
213 | /* | |
214 | * Execute a single command. If the command executed | |
215 | * is "quit," then return non-zero so that the caller | |
216 | * will know to return back to main, if he cares. | |
2cd8e0a9 | 217 | * Contxt is non-zero if called while composing mail. |
ac72cd41 KS |
218 | */ |
219 | ||
2cd8e0a9 | 220 | execute(linebuf, contxt) |
ac72cd41 KS |
221 | char linebuf[]; |
222 | { | |
223 | char word[LINESIZE]; | |
224 | char *arglist[MAXARGC]; | |
225 | struct cmd *com; | |
226 | register char *cp, *cp2; | |
227 | register int c; | |
e5717bff | 228 | int muvec[2]; |
ac72cd41 KS |
229 | int edstop(), e; |
230 | ||
231 | /* | |
232 | * Strip the white space away from the beginning | |
233 | * of the command, then scan out a word, which | |
234 | * consists of anything except digits and white space. | |
235 | * | |
236 | * Handle ! escapes differently to get the correct | |
237 | * lexical conventions. | |
238 | */ | |
239 | ||
828615a1 EW |
240 | for (cp = linebuf; isspace(*cp); cp++) |
241 | ; | |
ac72cd41 KS |
242 | if (*cp == '!') { |
243 | if (sourcing) { | |
244 | printf("Can't \"!\" while sourcing\n"); | |
245 | unstack(); | |
246 | return(0); | |
247 | } | |
248 | shell(cp+1); | |
249 | return(0); | |
250 | } | |
251 | cp2 = word; | |
470c33f3 | 252 | while (*cp && index(" \t0123456789$^.:/-+*'\"", *cp) == NOSTR) |
ac72cd41 KS |
253 | *cp2++ = *cp++; |
254 | *cp2 = '\0'; | |
255 | ||
256 | /* | |
257 | * Look up the command; if not found, bitch. | |
258 | * Normally, a blank command would map to the | |
259 | * first command in the table; while sourcing, | |
260 | * however, we ignore blank lines to eliminate | |
261 | * confusion. | |
262 | */ | |
263 | ||
828615a1 | 264 | if (sourcing && *word == '\0') |
ac72cd41 KS |
265 | return(0); |
266 | com = lex(word); | |
267 | if (com == NONE) { | |
7a05656e KS |
268 | printf("Unknown command: \"%s\"\n", word); |
269 | if (loading) | |
270 | return(1); | |
ac72cd41 KS |
271 | if (sourcing) |
272 | unstack(); | |
273 | return(0); | |
274 | } | |
275 | ||
128ec005 KS |
276 | /* |
277 | * See if we should execute the command -- if a conditional | |
278 | * we always execute it, otherwise, check the state of cond. | |
279 | */ | |
280 | ||
989e19a2 | 281 | if ((com->c_argtype & F) == 0) |
128ec005 KS |
282 | if (cond == CRCV && !rcvmode || cond == CSEND && rcvmode) |
283 | return(0); | |
284 | ||
ac72cd41 KS |
285 | /* |
286 | * Special case so that quit causes a return to | |
287 | * main, who will call the quit code directly. | |
288 | * If we are in a source file, just unstack. | |
289 | */ | |
290 | ||
291 | if (com->c_func == edstop && sourcing) { | |
7a05656e KS |
292 | if (loading) |
293 | return(1); | |
ac72cd41 KS |
294 | unstack(); |
295 | return(0); | |
296 | } | |
297 | if (!edit && com->c_func == edstop) { | |
828615a1 | 298 | signal(SIGINT, SIG_IGN); |
ac72cd41 KS |
299 | return(1); |
300 | } | |
301 | ||
302 | /* | |
303 | * Process the arguments to the command, depending | |
304 | * on the type he expects. Default to an error. | |
305 | * If we are sourcing an interactive command, it's | |
306 | * an error. | |
307 | */ | |
308 | ||
309 | if (!rcvmode && (com->c_argtype & M) == 0) { | |
310 | printf("May not execute \"%s\" while sending\n", | |
311 | com->c_name); | |
7a05656e KS |
312 | if (loading) |
313 | return(1); | |
2cd8e0a9 KS |
314 | if (sourcing) |
315 | unstack(); | |
ac72cd41 KS |
316 | return(0); |
317 | } | |
318 | if (sourcing && com->c_argtype & I) { | |
319 | printf("May not execute \"%s\" while sourcing\n", | |
320 | com->c_name); | |
7a05656e KS |
321 | if (loading) |
322 | return(1); | |
ac72cd41 KS |
323 | unstack(); |
324 | return(0); | |
325 | } | |
e5717bff KS |
326 | if (readonly && com->c_argtype & W) { |
327 | printf("May not execute \"%s\" -- message file is read only\n", | |
328 | com->c_name); | |
7a05656e KS |
329 | if (loading) |
330 | return(1); | |
e5717bff KS |
331 | if (sourcing) |
332 | unstack(); | |
333 | return(0); | |
334 | } | |
2cd8e0a9 KS |
335 | if (contxt && com->c_argtype & R) { |
336 | printf("Cannot recursively invoke \"%s\"\n", com->c_name); | |
337 | return(0); | |
338 | } | |
ac72cd41 | 339 | e = 1; |
2cd8e0a9 | 340 | switch (com->c_argtype & ~(F|P|I|M|T|W|R)) { |
ac72cd41 KS |
341 | case MSGLIST: |
342 | /* | |
343 | * A message list defaulting to nearest forward | |
344 | * legal message. | |
345 | */ | |
7a05656e KS |
346 | if (msgvec == 0) { |
347 | printf("Illegal use of \"message list\"\n"); | |
348 | return(-1); | |
349 | } | |
ac72cd41 KS |
350 | if ((c = getmsglist(cp, msgvec, com->c_msgflag)) < 0) |
351 | break; | |
352 | if (c == 0) { | |
353 | *msgvec = first(com->c_msgflag, | |
354 | com->c_msgmask); | |
355 | msgvec[1] = NULL; | |
356 | } | |
357 | if (*msgvec == NULL) { | |
358 | printf("No applicable messages\n"); | |
359 | break; | |
360 | } | |
361 | e = (*com->c_func)(msgvec); | |
362 | break; | |
363 | ||
364 | case NDMLIST: | |
365 | /* | |
366 | * A message list with no defaults, but no error | |
367 | * if none exist. | |
368 | */ | |
7a05656e KS |
369 | if (msgvec == 0) { |
370 | printf("Illegal use of \"message list\"\n"); | |
371 | return(-1); | |
372 | } | |
ac72cd41 KS |
373 | if (getmsglist(cp, msgvec, com->c_msgflag) < 0) |
374 | break; | |
375 | e = (*com->c_func)(msgvec); | |
376 | break; | |
377 | ||
378 | case STRLIST: | |
379 | /* | |
380 | * Just the straight string, with | |
381 | * leading blanks removed. | |
382 | */ | |
828615a1 | 383 | while (isspace(*cp)) |
ac72cd41 KS |
384 | cp++; |
385 | e = (*com->c_func)(cp); | |
386 | break; | |
387 | ||
388 | case RAWLIST: | |
389 | /* | |
390 | * A vector of strings, in shell style. | |
391 | */ | |
fee4667a S |
392 | if ((c = getrawlist(cp, arglist, |
393 | sizeof arglist / sizeof *arglist)) < 0) | |
ac72cd41 KS |
394 | break; |
395 | if (c < com->c_minargs) { | |
396 | printf("%s requires at least %d arg(s)\n", | |
397 | com->c_name, com->c_minargs); | |
398 | break; | |
399 | } | |
400 | if (c > com->c_maxargs) { | |
401 | printf("%s takes no more than %d arg(s)\n", | |
402 | com->c_name, com->c_maxargs); | |
403 | break; | |
404 | } | |
405 | e = (*com->c_func)(arglist); | |
406 | break; | |
407 | ||
408 | case NOLIST: | |
409 | /* | |
410 | * Just the constant zero, for exiting, | |
411 | * eg. | |
412 | */ | |
413 | e = (*com->c_func)(0); | |
414 | break; | |
415 | ||
416 | default: | |
417 | panic("Unknown argtype"); | |
418 | } | |
419 | ||
420 | /* | |
421 | * Exit the current source file on | |
422 | * error. | |
423 | */ | |
424 | ||
7a05656e KS |
425 | if (e && loading) |
426 | return(1); | |
ac72cd41 KS |
427 | if (e && sourcing) |
428 | unstack(); | |
429 | if (com->c_func == edstop) | |
430 | return(1); | |
431 | if (value("autoprint") != NOSTR && com->c_argtype & P) | |
e5717bff KS |
432 | if ((dot->m_flag & MDELETED) == 0) { |
433 | muvec[0] = dot - &message[0] + 1; | |
434 | muvec[1] = 0; | |
435 | type(muvec); | |
436 | } | |
128ec005 | 437 | if (!sourcing && (com->c_argtype & T) == 0) |
ac72cd41 KS |
438 | sawcom = 1; |
439 | return(0); | |
440 | } | |
441 | ||
de274ec3 KS |
442 | /* |
443 | * When we wake up after ^Z, reprint the prompt. | |
444 | */ | |
828615a1 | 445 | /*ARGSUSED*/ |
de274ec3 KS |
446 | contin(s) |
447 | { | |
448 | ||
828615a1 | 449 | longjmp(commjmp, 1); |
de274ec3 KS |
450 | } |
451 | ||
726c3356 | 452 | /* |
ccb1901b | 453 | * Branch here on hangup signal and simulate "exit". |
726c3356 | 454 | */ |
828615a1 EW |
455 | /*ARGSUSED*/ |
456 | hangup(s) | |
726c3356 | 457 | { |
726c3356 | 458 | |
ccb1901b | 459 | /* nothing to do? */ |
726c3356 KS |
460 | exit(0); |
461 | } | |
462 | ||
e5717bff KS |
463 | /* |
464 | * Set the size of the message vector used to construct argument | |
465 | * lists to message list functions. | |
466 | */ | |
467 | ||
468 | setmsize(sz) | |
469 | { | |
470 | ||
828615a1 EW |
471 | if (msgvec != 0) |
472 | cfree((char *) msgvec); | |
e5717bff KS |
473 | msgvec = (int *) calloc((unsigned) (sz + 1), sizeof *msgvec); |
474 | } | |
475 | ||
ac72cd41 KS |
476 | /* |
477 | * Find the correct command in the command table corresponding | |
478 | * to the passed command "word" | |
479 | */ | |
480 | ||
481 | struct cmd * | |
482 | lex(word) | |
483 | char word[]; | |
484 | { | |
485 | register struct cmd *cp; | |
486 | extern struct cmd cmdtab[]; | |
487 | ||
488 | for (cp = &cmdtab[0]; cp->c_name != NOSTR; cp++) | |
489 | if (isprefix(word, cp->c_name)) | |
490 | return(cp); | |
491 | return(NONE); | |
492 | } | |
493 | ||
494 | /* | |
495 | * Determine if as1 is a valid prefix of as2. | |
496 | * Return true if yep. | |
497 | */ | |
498 | ||
499 | isprefix(as1, as2) | |
500 | char *as1, *as2; | |
501 | { | |
502 | register char *s1, *s2; | |
503 | ||
504 | s1 = as1; | |
505 | s2 = as2; | |
506 | while (*s1++ == *s2) | |
507 | if (*s2++ == '\0') | |
508 | return(1); | |
509 | return(*--s1 == '\0'); | |
510 | } | |
511 | ||
512 | /* | |
828615a1 | 513 | * The following gets called on receipt of an interrupt. This is |
ac72cd41 KS |
514 | * to abort printout of a command, mainly. |
515 | * Dispatching here when command() is inactive crashes rcv. | |
516 | * Close all open files except 0, 1, 2, and the temporary. | |
ac72cd41 KS |
517 | * Also, unstack all source files. |
518 | */ | |
519 | ||
e39b1d85 KS |
520 | int inithdr; /* am printing startup headers */ |
521 | ||
46053c99 S |
522 | #ifdef _NFILE |
523 | static | |
524 | _fwalk(function) | |
525 | register int (*function)(); | |
526 | { | |
527 | register FILE *iop; | |
528 | ||
529 | for (iop = _iob; iop < _iob + _NFILE; iop++) | |
530 | (*function)(iop); | |
531 | } | |
532 | #endif | |
533 | ||
534 | static | |
535 | xclose(iop) | |
536 | register FILE *iop; | |
537 | { | |
538 | if (iop == stdin || iop == stdout || | |
539 | iop == stderr || iop == itf || iop == otf) | |
540 | return; | |
541 | ||
542 | if (iop != pipef) | |
543 | fclose(iop); | |
544 | else { | |
545 | pclose(pipef); | |
546 | pipef = NULL; | |
547 | } | |
548 | } | |
549 | ||
828615a1 | 550 | /*ARGSUSED*/ |
726c3356 | 551 | stop(s) |
ac72cd41 | 552 | { |
ac72cd41 KS |
553 | |
554 | noreset = 0; | |
e39b1d85 KS |
555 | if (!inithdr) |
556 | sawcom++; | |
557 | inithdr = 0; | |
ac72cd41 KS |
558 | while (sourcing) |
559 | unstack(); | |
46053c99 S |
560 | |
561 | /* | |
562 | * Walk through all the open FILEs, applying xclose() to them | |
563 | */ | |
564 | _fwalk(xclose); | |
565 | ||
ac72cd41 KS |
566 | if (image >= 0) { |
567 | close(image); | |
568 | image = -1; | |
569 | } | |
80187484 | 570 | fprintf(stderr, "Interrupt\n"); |
ac72cd41 KS |
571 | reset(0); |
572 | } | |
573 | ||
574 | /* | |
575 | * Announce the presence of the current Mail version, | |
576 | * give the message count, and print a header listing. | |
577 | */ | |
578 | ||
4d20fb09 | 579 | announce() |
ac72cd41 | 580 | { |
f3bfa857 | 581 | int vec[2], mdot; |
74745497 KS |
582 | |
583 | mdot = newfileinfo(); | |
584 | vec[0] = mdot; | |
585 | vec[1] = 0; | |
74745497 | 586 | dot = &message[mdot - 1]; |
209a87d1 | 587 | if (msgCount > 0 && value("noheader") == NOSTR) { |
e39b1d85 | 588 | inithdr++; |
74745497 | 589 | headers(vec); |
e39b1d85 KS |
590 | inithdr = 0; |
591 | } | |
74745497 KS |
592 | } |
593 | ||
594 | /* | |
595 | * Announce information about the file we are editing. | |
596 | * Return a likely place to set dot. | |
597 | */ | |
74745497 KS |
598 | newfileinfo() |
599 | { | |
ac72cd41 | 600 | register struct message *mp; |
83be1edb | 601 | register int u, n, mdot, d, s; |
46d3d6df | 602 | char fname[BUFSIZ], zname[BUFSIZ], *ename; |
ac72cd41 | 603 | |
c52f0860 KS |
604 | for (mp = &message[0]; mp < &message[msgCount]; mp++) |
605 | if (mp->m_flag & MNEW) | |
606 | break; | |
f3bfa857 KS |
607 | if (mp >= &message[msgCount]) |
608 | for (mp = &message[0]; mp < &message[msgCount]; mp++) | |
609 | if ((mp->m_flag & MREAD) == 0) | |
610 | break; | |
c52f0860 | 611 | if (mp < &message[msgCount]) |
f3bfa857 | 612 | mdot = mp - &message[0] + 1; |
c52f0860 | 613 | else |
f3bfa857 | 614 | mdot = 1; |
83be1edb | 615 | s = d = 0; |
128ec005 KS |
616 | for (mp = &message[0], n = 0, u = 0; mp < &message[msgCount]; mp++) { |
617 | if (mp->m_flag & MNEW) | |
618 | n++; | |
619 | if ((mp->m_flag & MREAD) == 0) | |
620 | u++; | |
83be1edb KS |
621 | if (mp->m_flag & MDELETED) |
622 | d++; | |
623 | if (mp->m_flag & MSAVED) | |
624 | s++; | |
128ec005 | 625 | } |
46d3d6df KS |
626 | ename = mailname; |
627 | if (getfold(fname) >= 0) { | |
628 | strcat(fname, "/"); | |
629 | if (strncmp(fname, mailname, strlen(fname)) == 0) { | |
630 | sprintf(zname, "+%s", mailname + strlen(fname)); | |
631 | ename = zname; | |
632 | } | |
633 | } | |
634 | printf("\"%s\": ", ename); | |
74745497 KS |
635 | if (msgCount == 1) |
636 | printf("1 message"); | |
637 | else | |
638 | printf("%d messages", msgCount); | |
128ec005 KS |
639 | if (n > 0) |
640 | printf(" %d new", n); | |
641 | if (u-n > 0) | |
642 | printf(" %d unread", u); | |
83be1edb KS |
643 | if (d > 0) |
644 | printf(" %d deleted", d); | |
645 | if (s > 0) | |
646 | printf(" %d saved", s); | |
74745497 KS |
647 | if (readonly) |
648 | printf(" [Read only]"); | |
e5717bff | 649 | printf("\n"); |
74745497 | 650 | return(mdot); |
ac72cd41 KS |
651 | } |
652 | ||
ac72cd41 KS |
653 | /* |
654 | * Print the current version number. | |
655 | */ | |
656 | ||
828615a1 | 657 | /*ARGSUSED*/ |
ac72cd41 KS |
658 | pversion(e) |
659 | { | |
001d60ad | 660 | extern char *version; |
828615a1 | 661 | |
a0aaf589 | 662 | printf("Version %s\n", version); |
ac72cd41 KS |
663 | return(0); |
664 | } | |
7a05656e KS |
665 | |
666 | /* | |
667 | * Load a file of user definitions. | |
668 | */ | |
669 | load(name) | |
670 | char *name; | |
671 | { | |
672 | register FILE *in, *oldin; | |
673 | ||
674 | if ((in = fopen(name, "r")) == NULL) | |
675 | return; | |
676 | oldin = input; | |
677 | input = in; | |
678 | loading = 1; | |
679 | sourcing = 1; | |
680 | commands(); | |
681 | loading = 0; | |
682 | sourcing = 0; | |
683 | input = oldin; | |
684 | fclose(in); | |
685 | } |