Commit | Line | Data |
---|---|---|
9552e6b8 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 |
fee4667a | 8 | static char *sccsid = "@(#)lex.c 5.4 (Berkeley) %G%"; |
9552e6b8 | 9 | #endif not lint |
ac72cd41 KS |
10 | |
11 | #include "rcv.h" | |
fb4186f8 | 12 | #include <sys/stat.h> |
c17bf5b6 | 13 | #include <errno.h> |
ac72cd41 KS |
14 | |
15 | /* | |
16 | * Mail -- a mail program | |
17 | * | |
18 | * Lexical processing of commands. | |
19 | */ | |
20 | ||
07c257b5 | 21 | char *prompt = "& "; |
e5717bff KS |
22 | |
23 | /* | |
24 | * Set up editing on the given file name. | |
25 | * If isedit is true, we are considered to be editing the file, | |
26 | * otherwise we are reading our mail which has signficance for | |
27 | * mbox and so forth. | |
28 | */ | |
29 | ||
30 | setfile(name, isedit) | |
31 | char *name; | |
32 | { | |
33 | FILE *ibuf; | |
34 | int i; | |
fb4186f8 | 35 | struct stat stb; |
e5717bff KS |
36 | static int shudclob; |
37 | static char efile[128]; | |
38 | extern char tempMesg[]; | |
c17bf5b6 | 39 | extern int errno; |
e5717bff | 40 | |
531fa87e | 41 | if ((ibuf = fopen(name, "r")) == NULL) |
e5717bff | 42 | return(-1); |
c17bf5b6 S |
43 | |
44 | if (fstat(fileno(ibuf), &stb) < 0) { | |
45 | fclose(ibuf); | |
46 | return (-1); | |
47 | } | |
48 | ||
49 | switch (stb.st_mode & S_IFMT) { | |
50 | case S_IFDIR: | |
51 | fclose(ibuf); | |
52 | errno = EISDIR; | |
53 | return (-1); | |
54 | ||
55 | case S_IFREG: | |
56 | break; | |
57 | ||
58 | default: | |
59 | fclose(ibuf); | |
60 | errno = EINVAL; | |
61 | return (-1); | |
62 | } | |
63 | ||
64 | if (!edit && stb.st_size == 0) { | |
65 | fclose(ibuf); | |
66 | return(-1); | |
fb4186f8 | 67 | } |
e5717bff KS |
68 | |
69 | /* | |
70 | * Looks like all will be well. We must now relinquish our | |
177b7a73 | 71 | * hold on the current set of stuff. Must hold signals |
e5717bff KS |
72 | * while we are reading the new file, else we will ruin |
73 | * the message[] data structure. | |
74 | */ | |
75 | ||
177b7a73 | 76 | holdsigs(); |
e5717bff KS |
77 | if (shudclob) { |
78 | if (edit) | |
79 | edstop(); | |
80 | else | |
81 | quit(); | |
82 | } | |
83 | ||
84 | /* | |
85 | * Copy the messages into /tmp | |
86 | * and set pointers. | |
87 | */ | |
88 | ||
89 | readonly = 0; | |
90 | if ((i = open(name, 1)) < 0) | |
91 | readonly++; | |
92 | else | |
93 | close(i); | |
94 | if (shudclob) { | |
95 | fclose(itf); | |
96 | fclose(otf); | |
97 | } | |
98 | shudclob = 1; | |
99 | edit = isedit; | |
100 | strncpy(efile, name, 128); | |
101 | editfile = efile; | |
128ec005 KS |
102 | if (name != mailname) |
103 | strcpy(mailname, name); | |
e5717bff KS |
104 | mailsize = fsize(ibuf); |
105 | if ((otf = fopen(tempMesg, "w")) == NULL) { | |
106 | perror(tempMesg); | |
107 | exit(1); | |
108 | } | |
109 | if ((itf = fopen(tempMesg, "r")) == NULL) { | |
110 | perror(tempMesg); | |
111 | exit(1); | |
112 | } | |
113 | remove(tempMesg); | |
114 | setptr(ibuf); | |
115 | setmsize(msgCount); | |
116 | fclose(ibuf); | |
177b7a73 | 117 | relsesigs(); |
335704ca | 118 | sawcom = 0; |
e5717bff KS |
119 | return(0); |
120 | } | |
ac72cd41 KS |
121 | |
122 | /* | |
123 | * Interpret user commands one by one. If standard input is not a tty, | |
124 | * print no prompt. | |
125 | */ | |
126 | ||
127 | int *msgvec; | |
128 | ||
129 | commands() | |
130 | { | |
7a05656e | 131 | int eofloop, shudprompt, stop(); |
ac72cd41 KS |
132 | register int n; |
133 | char linebuf[LINESIZE]; | |
de274ec3 | 134 | int hangup(), contin(); |
ac72cd41 | 135 | |
ea394d88 | 136 | # ifdef VMUNIX |
d28ecfdf | 137 | sigset(SIGCONT, SIG_DFL); |
ea394d88 | 138 | # endif VMUNIX |
7a05656e | 139 | if (rcvmode && !sourcing) { |
726c3356 KS |
140 | if (sigset(SIGINT, SIG_IGN) != SIG_IGN) |
141 | sigset(SIGINT, stop); | |
142 | if (sigset(SIGHUP, SIG_IGN) != SIG_IGN) | |
143 | sigset(SIGHUP, hangup); | |
144 | } | |
7a05656e | 145 | shudprompt = intty && !sourcing; |
ac72cd41 KS |
146 | for (;;) { |
147 | setexit(); | |
ac72cd41 KS |
148 | |
149 | /* | |
150 | * Print the prompt, if needed. Clear out | |
151 | * string space, and flush the output. | |
152 | */ | |
153 | ||
154 | if (!rcvmode && !sourcing) | |
155 | return; | |
853e9d55 | 156 | eofloop = 0; |
73f94fab | 157 | top: |
7a05656e | 158 | if (shudprompt) { |
28bcd25d | 159 | printf(prompt); |
80187484 | 160 | fflush(stdout); |
6c85fa2a | 161 | # ifdef VMUNIX |
d28ecfdf | 162 | sigset(SIGCONT, contin); |
ea394d88 | 163 | # endif VMUNIX |
28bcd25d | 164 | } else |
80187484 | 165 | fflush(stdout); |
ac72cd41 KS |
166 | sreset(); |
167 | ||
168 | /* | |
169 | * Read a line of commands from the current input | |
170 | * and handle end of file specially. | |
171 | */ | |
172 | ||
173 | n = 0; | |
174 | for (;;) { | |
175 | if (readline(input, &linebuf[n]) <= 0) { | |
176 | if (n != 0) | |
177 | break; | |
7a05656e KS |
178 | if (loading) |
179 | return; | |
ac72cd41 KS |
180 | if (sourcing) { |
181 | unstack(); | |
182 | goto more; | |
183 | } | |
07c257b5 | 184 | if (value("ignoreeof") != NOSTR && shudprompt) { |
853e9d55 KS |
185 | if (++eofloop < 25) { |
186 | printf("Use \"quit\" to quit.\n"); | |
187 | goto top; | |
188 | } | |
73f94fab | 189 | } |
7a05656e KS |
190 | if (edit) |
191 | edstop(); | |
ac72cd41 KS |
192 | return; |
193 | } | |
194 | if ((n = strlen(linebuf)) == 0) | |
195 | break; | |
196 | n--; | |
197 | if (linebuf[n] != '\\') | |
198 | break; | |
199 | linebuf[n++] = ' '; | |
200 | } | |
ea394d88 | 201 | # ifdef VMUNIX |
d28ecfdf | 202 | sigset(SIGCONT, SIG_DFL); |
ea394d88 | 203 | # endif VMUNIX |
2cd8e0a9 | 204 | if (execute(linebuf, 0)) |
ac72cd41 KS |
205 | return; |
206 | more: ; | |
207 | } | |
208 | } | |
209 | ||
210 | /* | |
211 | * Execute a single command. If the command executed | |
212 | * is "quit," then return non-zero so that the caller | |
213 | * will know to return back to main, if he cares. | |
2cd8e0a9 | 214 | * Contxt is non-zero if called while composing mail. |
ac72cd41 KS |
215 | */ |
216 | ||
2cd8e0a9 | 217 | execute(linebuf, contxt) |
ac72cd41 KS |
218 | char linebuf[]; |
219 | { | |
220 | char word[LINESIZE]; | |
221 | char *arglist[MAXARGC]; | |
222 | struct cmd *com; | |
223 | register char *cp, *cp2; | |
224 | register int c; | |
e5717bff | 225 | int muvec[2]; |
ac72cd41 KS |
226 | int edstop(), e; |
227 | ||
228 | /* | |
229 | * Strip the white space away from the beginning | |
230 | * of the command, then scan out a word, which | |
231 | * consists of anything except digits and white space. | |
232 | * | |
233 | * Handle ! escapes differently to get the correct | |
234 | * lexical conventions. | |
235 | */ | |
236 | ||
237 | cp = linebuf; | |
238 | while (any(*cp, " \t")) | |
239 | cp++; | |
240 | if (*cp == '!') { | |
241 | if (sourcing) { | |
242 | printf("Can't \"!\" while sourcing\n"); | |
243 | unstack(); | |
244 | return(0); | |
245 | } | |
246 | shell(cp+1); | |
247 | return(0); | |
248 | } | |
249 | cp2 = word; | |
c0132ef0 | 250 | while (*cp && !any(*cp, " \t0123456789$^.:/-+*'\"")) |
ac72cd41 KS |
251 | *cp2++ = *cp++; |
252 | *cp2 = '\0'; | |
253 | ||
254 | /* | |
255 | * Look up the command; if not found, bitch. | |
256 | * Normally, a blank command would map to the | |
257 | * first command in the table; while sourcing, | |
258 | * however, we ignore blank lines to eliminate | |
259 | * confusion. | |
260 | */ | |
261 | ||
262 | if (sourcing && equal(word, "")) | |
263 | return(0); | |
264 | com = lex(word); | |
265 | if (com == NONE) { | |
7a05656e KS |
266 | printf("Unknown command: \"%s\"\n", word); |
267 | if (loading) | |
268 | return(1); | |
ac72cd41 KS |
269 | if (sourcing) |
270 | unstack(); | |
271 | return(0); | |
272 | } | |
273 | ||
128ec005 KS |
274 | /* |
275 | * See if we should execute the command -- if a conditional | |
276 | * we always execute it, otherwise, check the state of cond. | |
277 | */ | |
278 | ||
989e19a2 | 279 | if ((com->c_argtype & F) == 0) |
128ec005 KS |
280 | if (cond == CRCV && !rcvmode || cond == CSEND && rcvmode) |
281 | return(0); | |
282 | ||
ac72cd41 KS |
283 | /* |
284 | * Special case so that quit causes a return to | |
285 | * main, who will call the quit code directly. | |
286 | * If we are in a source file, just unstack. | |
287 | */ | |
288 | ||
289 | if (com->c_func == edstop && sourcing) { | |
7a05656e KS |
290 | if (loading) |
291 | return(1); | |
ac72cd41 KS |
292 | unstack(); |
293 | return(0); | |
294 | } | |
295 | if (!edit && com->c_func == edstop) { | |
726c3356 | 296 | sigset(SIGINT, SIG_IGN); |
ac72cd41 KS |
297 | return(1); |
298 | } | |
299 | ||
300 | /* | |
301 | * Process the arguments to the command, depending | |
302 | * on the type he expects. Default to an error. | |
303 | * If we are sourcing an interactive command, it's | |
304 | * an error. | |
305 | */ | |
306 | ||
307 | if (!rcvmode && (com->c_argtype & M) == 0) { | |
308 | printf("May not execute \"%s\" while sending\n", | |
309 | com->c_name); | |
7a05656e KS |
310 | if (loading) |
311 | return(1); | |
2cd8e0a9 KS |
312 | if (sourcing) |
313 | unstack(); | |
ac72cd41 KS |
314 | return(0); |
315 | } | |
316 | if (sourcing && com->c_argtype & I) { | |
317 | printf("May not execute \"%s\" while sourcing\n", | |
318 | com->c_name); | |
7a05656e KS |
319 | if (loading) |
320 | return(1); | |
ac72cd41 KS |
321 | unstack(); |
322 | return(0); | |
323 | } | |
e5717bff KS |
324 | if (readonly && com->c_argtype & W) { |
325 | printf("May not execute \"%s\" -- message file is read only\n", | |
326 | com->c_name); | |
7a05656e KS |
327 | if (loading) |
328 | return(1); | |
e5717bff KS |
329 | if (sourcing) |
330 | unstack(); | |
331 | return(0); | |
332 | } | |
2cd8e0a9 KS |
333 | if (contxt && com->c_argtype & R) { |
334 | printf("Cannot recursively invoke \"%s\"\n", com->c_name); | |
335 | return(0); | |
336 | } | |
ac72cd41 | 337 | e = 1; |
2cd8e0a9 | 338 | switch (com->c_argtype & ~(F|P|I|M|T|W|R)) { |
ac72cd41 KS |
339 | case MSGLIST: |
340 | /* | |
341 | * A message list defaulting to nearest forward | |
342 | * legal message. | |
343 | */ | |
7a05656e KS |
344 | if (msgvec == 0) { |
345 | printf("Illegal use of \"message list\"\n"); | |
346 | return(-1); | |
347 | } | |
ac72cd41 KS |
348 | if ((c = getmsglist(cp, msgvec, com->c_msgflag)) < 0) |
349 | break; | |
350 | if (c == 0) { | |
351 | *msgvec = first(com->c_msgflag, | |
352 | com->c_msgmask); | |
353 | msgvec[1] = NULL; | |
354 | } | |
355 | if (*msgvec == NULL) { | |
356 | printf("No applicable messages\n"); | |
357 | break; | |
358 | } | |
359 | e = (*com->c_func)(msgvec); | |
360 | break; | |
361 | ||
362 | case NDMLIST: | |
363 | /* | |
364 | * A message list with no defaults, but no error | |
365 | * if none exist. | |
366 | */ | |
7a05656e KS |
367 | if (msgvec == 0) { |
368 | printf("Illegal use of \"message list\"\n"); | |
369 | return(-1); | |
370 | } | |
ac72cd41 KS |
371 | if (getmsglist(cp, msgvec, com->c_msgflag) < 0) |
372 | break; | |
373 | e = (*com->c_func)(msgvec); | |
374 | break; | |
375 | ||
376 | case STRLIST: | |
377 | /* | |
378 | * Just the straight string, with | |
379 | * leading blanks removed. | |
380 | */ | |
381 | while (any(*cp, " \t")) | |
382 | cp++; | |
383 | e = (*com->c_func)(cp); | |
384 | break; | |
385 | ||
386 | case RAWLIST: | |
387 | /* | |
388 | * A vector of strings, in shell style. | |
389 | */ | |
fee4667a S |
390 | if ((c = getrawlist(cp, arglist, |
391 | sizeof arglist / sizeof *arglist)) < 0) | |
ac72cd41 KS |
392 | break; |
393 | if (c < com->c_minargs) { | |
394 | printf("%s requires at least %d arg(s)\n", | |
395 | com->c_name, com->c_minargs); | |
396 | break; | |
397 | } | |
398 | if (c > com->c_maxargs) { | |
399 | printf("%s takes no more than %d arg(s)\n", | |
400 | com->c_name, com->c_maxargs); | |
401 | break; | |
402 | } | |
403 | e = (*com->c_func)(arglist); | |
404 | break; | |
405 | ||
406 | case NOLIST: | |
407 | /* | |
408 | * Just the constant zero, for exiting, | |
409 | * eg. | |
410 | */ | |
411 | e = (*com->c_func)(0); | |
412 | break; | |
413 | ||
414 | default: | |
415 | panic("Unknown argtype"); | |
416 | } | |
417 | ||
418 | /* | |
419 | * Exit the current source file on | |
420 | * error. | |
421 | */ | |
422 | ||
7a05656e KS |
423 | if (e && loading) |
424 | return(1); | |
ac72cd41 KS |
425 | if (e && sourcing) |
426 | unstack(); | |
427 | if (com->c_func == edstop) | |
428 | return(1); | |
429 | if (value("autoprint") != NOSTR && com->c_argtype & P) | |
e5717bff KS |
430 | if ((dot->m_flag & MDELETED) == 0) { |
431 | muvec[0] = dot - &message[0] + 1; | |
432 | muvec[1] = 0; | |
433 | type(muvec); | |
434 | } | |
128ec005 | 435 | if (!sourcing && (com->c_argtype & T) == 0) |
ac72cd41 KS |
436 | sawcom = 1; |
437 | return(0); | |
438 | } | |
439 | ||
de274ec3 KS |
440 | /* |
441 | * When we wake up after ^Z, reprint the prompt. | |
442 | */ | |
443 | contin(s) | |
444 | { | |
445 | ||
07c257b5 | 446 | printf(prompt); |
de274ec3 KS |
447 | fflush(stdout); |
448 | } | |
449 | ||
726c3356 KS |
450 | /* |
451 | * Branch here on hangup signal and simulate quit. | |
452 | */ | |
453 | hangup() | |
454 | { | |
726c3356 | 455 | |
177b7a73 | 456 | holdsigs(); |
726c3356 KS |
457 | if (edit) { |
458 | if (setexit()) | |
459 | exit(0); | |
460 | edstop(); | |
461 | } | |
462 | else | |
463 | quit(); | |
464 | exit(0); | |
465 | } | |
466 | ||
e5717bff KS |
467 | /* |
468 | * Set the size of the message vector used to construct argument | |
469 | * lists to message list functions. | |
470 | */ | |
471 | ||
472 | setmsize(sz) | |
473 | { | |
474 | ||
475 | if (msgvec != (int *) 0) | |
476 | cfree(msgvec); | |
477 | msgvec = (int *) calloc((unsigned) (sz + 1), sizeof *msgvec); | |
478 | } | |
479 | ||
ac72cd41 KS |
480 | /* |
481 | * Find the correct command in the command table corresponding | |
482 | * to the passed command "word" | |
483 | */ | |
484 | ||
485 | struct cmd * | |
486 | lex(word) | |
487 | char word[]; | |
488 | { | |
489 | register struct cmd *cp; | |
490 | extern struct cmd cmdtab[]; | |
491 | ||
492 | for (cp = &cmdtab[0]; cp->c_name != NOSTR; cp++) | |
493 | if (isprefix(word, cp->c_name)) | |
494 | return(cp); | |
495 | return(NONE); | |
496 | } | |
497 | ||
498 | /* | |
499 | * Determine if as1 is a valid prefix of as2. | |
500 | * Return true if yep. | |
501 | */ | |
502 | ||
503 | isprefix(as1, as2) | |
504 | char *as1, *as2; | |
505 | { | |
506 | register char *s1, *s2; | |
507 | ||
508 | s1 = as1; | |
509 | s2 = as2; | |
510 | while (*s1++ == *s2) | |
511 | if (*s2++ == '\0') | |
512 | return(1); | |
513 | return(*--s1 == '\0'); | |
514 | } | |
515 | ||
516 | /* | |
517 | * The following gets called on receipt of a rubout. This is | |
518 | * to abort printout of a command, mainly. | |
519 | * Dispatching here when command() is inactive crashes rcv. | |
520 | * Close all open files except 0, 1, 2, and the temporary. | |
521 | * The special call to getuserid() is needed so it won't get | |
522 | * annoyed about losing its open file. | |
523 | * Also, unstack all source files. | |
524 | */ | |
525 | ||
e39b1d85 KS |
526 | int inithdr; /* am printing startup headers */ |
527 | ||
46053c99 S |
528 | #ifdef _NFILE |
529 | static | |
530 | _fwalk(function) | |
531 | register int (*function)(); | |
532 | { | |
533 | register FILE *iop; | |
534 | ||
535 | for (iop = _iob; iop < _iob + _NFILE; iop++) | |
536 | (*function)(iop); | |
537 | } | |
538 | #endif | |
539 | ||
540 | static | |
541 | xclose(iop) | |
542 | register FILE *iop; | |
543 | { | |
544 | if (iop == stdin || iop == stdout || | |
545 | iop == stderr || iop == itf || iop == otf) | |
546 | return; | |
547 | ||
548 | if (iop != pipef) | |
549 | fclose(iop); | |
550 | else { | |
551 | pclose(pipef); | |
552 | pipef = NULL; | |
553 | } | |
554 | } | |
555 | ||
726c3356 | 556 | stop(s) |
ac72cd41 KS |
557 | { |
558 | register FILE *fp; | |
559 | ||
ea394d88 KS |
560 | # ifndef VMUNIX |
561 | s = SIGINT; | |
562 | # endif VMUNIX | |
ac72cd41 | 563 | noreset = 0; |
e39b1d85 KS |
564 | if (!inithdr) |
565 | sawcom++; | |
566 | inithdr = 0; | |
ac72cd41 KS |
567 | while (sourcing) |
568 | unstack(); | |
569 | getuserid((char *) -1); | |
46053c99 S |
570 | |
571 | /* | |
572 | * Walk through all the open FILEs, applying xclose() to them | |
573 | */ | |
574 | _fwalk(xclose); | |
575 | ||
ac72cd41 KS |
576 | if (image >= 0) { |
577 | close(image); | |
578 | image = -1; | |
579 | } | |
80187484 | 580 | fprintf(stderr, "Interrupt\n"); |
4bc721c3 | 581 | # ifndef VMUNIX |
ea394d88 KS |
582 | signal(s, stop); |
583 | # endif | |
ac72cd41 KS |
584 | reset(0); |
585 | } | |
586 | ||
587 | /* | |
588 | * Announce the presence of the current Mail version, | |
589 | * give the message count, and print a header listing. | |
590 | */ | |
591 | ||
a0aaf589 | 592 | char *greeting = "Mail version %s. Type ? for help.\n"; |
ac72cd41 | 593 | |
e5717bff | 594 | announce(pr) |
ac72cd41 | 595 | { |
f3bfa857 | 596 | int vec[2], mdot; |
ac72cd41 | 597 | extern char *version; |
74745497 | 598 | |
125e424c CL |
599 | if (pr && value("quiet") == NOSTR) |
600 | printf(greeting, version); | |
74745497 KS |
601 | mdot = newfileinfo(); |
602 | vec[0] = mdot; | |
603 | vec[1] = 0; | |
74745497 | 604 | dot = &message[mdot - 1]; |
e39b1d85 KS |
605 | if (msgCount > 0 && !noheader) { |
606 | inithdr++; | |
74745497 | 607 | headers(vec); |
e39b1d85 KS |
608 | inithdr = 0; |
609 | } | |
74745497 KS |
610 | } |
611 | ||
612 | /* | |
613 | * Announce information about the file we are editing. | |
614 | * Return a likely place to set dot. | |
615 | */ | |
74745497 KS |
616 | newfileinfo() |
617 | { | |
ac72cd41 | 618 | register struct message *mp; |
83be1edb | 619 | register int u, n, mdot, d, s; |
46d3d6df | 620 | char fname[BUFSIZ], zname[BUFSIZ], *ename; |
ac72cd41 | 621 | |
c52f0860 KS |
622 | for (mp = &message[0]; mp < &message[msgCount]; mp++) |
623 | if (mp->m_flag & MNEW) | |
624 | break; | |
f3bfa857 KS |
625 | if (mp >= &message[msgCount]) |
626 | for (mp = &message[0]; mp < &message[msgCount]; mp++) | |
627 | if ((mp->m_flag & MREAD) == 0) | |
628 | break; | |
c52f0860 | 629 | if (mp < &message[msgCount]) |
f3bfa857 | 630 | mdot = mp - &message[0] + 1; |
c52f0860 | 631 | else |
f3bfa857 | 632 | mdot = 1; |
83be1edb | 633 | s = d = 0; |
128ec005 KS |
634 | for (mp = &message[0], n = 0, u = 0; mp < &message[msgCount]; mp++) { |
635 | if (mp->m_flag & MNEW) | |
636 | n++; | |
637 | if ((mp->m_flag & MREAD) == 0) | |
638 | u++; | |
83be1edb KS |
639 | if (mp->m_flag & MDELETED) |
640 | d++; | |
641 | if (mp->m_flag & MSAVED) | |
642 | s++; | |
128ec005 | 643 | } |
46d3d6df KS |
644 | ename = mailname; |
645 | if (getfold(fname) >= 0) { | |
646 | strcat(fname, "/"); | |
647 | if (strncmp(fname, mailname, strlen(fname)) == 0) { | |
648 | sprintf(zname, "+%s", mailname + strlen(fname)); | |
649 | ename = zname; | |
650 | } | |
651 | } | |
652 | printf("\"%s\": ", ename); | |
74745497 KS |
653 | if (msgCount == 1) |
654 | printf("1 message"); | |
655 | else | |
656 | printf("%d messages", msgCount); | |
128ec005 KS |
657 | if (n > 0) |
658 | printf(" %d new", n); | |
659 | if (u-n > 0) | |
660 | printf(" %d unread", u); | |
83be1edb KS |
661 | if (d > 0) |
662 | printf(" %d deleted", d); | |
663 | if (s > 0) | |
664 | printf(" %d saved", s); | |
74745497 KS |
665 | if (readonly) |
666 | printf(" [Read only]"); | |
e5717bff | 667 | printf("\n"); |
74745497 | 668 | return(mdot); |
ac72cd41 KS |
669 | } |
670 | ||
671 | strace() {} | |
672 | ||
673 | /* | |
674 | * Print the current version number. | |
675 | */ | |
676 | ||
677 | pversion(e) | |
678 | { | |
a0aaf589 | 679 | printf("Version %s\n", version); |
ac72cd41 KS |
680 | return(0); |
681 | } | |
7a05656e KS |
682 | |
683 | /* | |
684 | * Load a file of user definitions. | |
685 | */ | |
686 | load(name) | |
687 | char *name; | |
688 | { | |
689 | register FILE *in, *oldin; | |
690 | ||
691 | if ((in = fopen(name, "r")) == NULL) | |
692 | return; | |
693 | oldin = input; | |
694 | input = in; | |
695 | loading = 1; | |
696 | sourcing = 1; | |
697 | commands(); | |
698 | loading = 0; | |
699 | sourcing = 0; | |
700 | input = oldin; | |
701 | fclose(in); | |
702 | } |