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 | |
6 | * provided that this notice is preserved and that due credit is given | |
7 | * to the University of California at Berkeley. The name of the University | |
8 | * may not be used to endorse or promote products derived from this | |
9 | * software without specific prior written permission. This software | |
10 | * is provided ``as is'' without express or implied warranty. | |
9552e6b8 DF |
11 | */ |
12 | ||
0c5f72fb | 13 | #ifdef notdef |
686f6134 | 14 | static char sccsid[] = "@(#)lex.c 5.11 (Berkeley) %G%"; |
0c5f72fb | 15 | #endif /* notdef */ |
ac72cd41 KS |
16 | |
17 | #include "rcv.h" | |
fb4186f8 | 18 | #include <sys/stat.h> |
c17bf5b6 | 19 | #include <errno.h> |
ac72cd41 KS |
20 | |
21 | /* | |
22 | * Mail -- a mail program | |
23 | * | |
24 | * Lexical processing of commands. | |
25 | */ | |
26 | ||
07c257b5 | 27 | char *prompt = "& "; |
e5717bff KS |
28 | |
29 | /* | |
30 | * Set up editing on the given file name. | |
31 | * If isedit is true, we are considered to be editing the file, | |
32 | * otherwise we are reading our mail which has signficance for | |
33 | * mbox and so forth. | |
34 | */ | |
35 | ||
36 | setfile(name, isedit) | |
37 | char *name; | |
38 | { | |
39 | FILE *ibuf; | |
40 | int i; | |
fb4186f8 | 41 | struct stat stb; |
e5717bff KS |
42 | static int shudclob; |
43 | static char efile[128]; | |
44 | extern char tempMesg[]; | |
c17bf5b6 | 45 | extern int errno; |
e5717bff | 46 | |
531fa87e | 47 | if ((ibuf = fopen(name, "r")) == NULL) |
e5717bff | 48 | return(-1); |
c17bf5b6 S |
49 | |
50 | if (fstat(fileno(ibuf), &stb) < 0) { | |
51 | fclose(ibuf); | |
52 | return (-1); | |
53 | } | |
54 | ||
55 | switch (stb.st_mode & S_IFMT) { | |
56 | case S_IFDIR: | |
57 | fclose(ibuf); | |
58 | errno = EISDIR; | |
59 | return (-1); | |
60 | ||
61 | case S_IFREG: | |
62 | break; | |
63 | ||
64 | default: | |
65 | fclose(ibuf); | |
66 | errno = EINVAL; | |
67 | return (-1); | |
68 | } | |
69 | ||
70 | if (!edit && stb.st_size == 0) { | |
71 | fclose(ibuf); | |
72 | return(-1); | |
fb4186f8 | 73 | } |
e5717bff KS |
74 | |
75 | /* | |
76 | * Looks like all will be well. We must now relinquish our | |
177b7a73 | 77 | * hold on the current set of stuff. Must hold signals |
e5717bff KS |
78 | * while we are reading the new file, else we will ruin |
79 | * the message[] data structure. | |
80 | */ | |
81 | ||
177b7a73 | 82 | holdsigs(); |
e5717bff KS |
83 | if (shudclob) { |
84 | if (edit) | |
85 | edstop(); | |
86 | else | |
87 | quit(); | |
88 | } | |
89 | ||
90 | /* | |
91 | * Copy the messages into /tmp | |
92 | * and set pointers. | |
93 | */ | |
94 | ||
95 | readonly = 0; | |
96 | if ((i = open(name, 1)) < 0) | |
97 | readonly++; | |
98 | else | |
99 | close(i); | |
100 | if (shudclob) { | |
101 | fclose(itf); | |
102 | fclose(otf); | |
103 | } | |
104 | shudclob = 1; | |
105 | edit = isedit; | |
106 | strncpy(efile, name, 128); | |
107 | editfile = efile; | |
128ec005 KS |
108 | if (name != mailname) |
109 | strcpy(mailname, name); | |
e5717bff KS |
110 | mailsize = fsize(ibuf); |
111 | if ((otf = fopen(tempMesg, "w")) == NULL) { | |
112 | perror(tempMesg); | |
113 | exit(1); | |
114 | } | |
115 | if ((itf = fopen(tempMesg, "r")) == NULL) { | |
116 | perror(tempMesg); | |
117 | exit(1); | |
118 | } | |
119 | remove(tempMesg); | |
120 | setptr(ibuf); | |
121 | setmsize(msgCount); | |
122 | fclose(ibuf); | |
177b7a73 | 123 | relsesigs(); |
335704ca | 124 | sawcom = 0; |
e5717bff KS |
125 | return(0); |
126 | } | |
ac72cd41 KS |
127 | |
128 | /* | |
129 | * Interpret user commands one by one. If standard input is not a tty, | |
130 | * print no prompt. | |
131 | */ | |
132 | ||
133 | int *msgvec; | |
828615a1 | 134 | jmp_buf commjmp; |
ac72cd41 KS |
135 | |
136 | commands() | |
137 | { | |
686f6134 | 138 | int eofloop, stop(); |
ac72cd41 KS |
139 | register int n; |
140 | char linebuf[LINESIZE]; | |
de274ec3 | 141 | int hangup(), contin(); |
ac72cd41 | 142 | |
828615a1 | 143 | signal(SIGCONT, SIG_DFL); |
7a05656e | 144 | if (rcvmode && !sourcing) { |
828615a1 EW |
145 | if (signal(SIGINT, SIG_IGN) != SIG_IGN) |
146 | signal(SIGINT, stop); | |
147 | if (signal(SIGHUP, SIG_IGN) != SIG_IGN) | |
148 | signal(SIGHUP, hangup); | |
726c3356 | 149 | } |
ac72cd41 KS |
150 | for (;;) { |
151 | setexit(); | |
ac72cd41 KS |
152 | |
153 | /* | |
154 | * Print the prompt, if needed. Clear out | |
155 | * string space, and flush the output. | |
156 | */ | |
157 | ||
158 | if (!rcvmode && !sourcing) | |
159 | return; | |
853e9d55 | 160 | eofloop = 0; |
73f94fab | 161 | top: |
686f6134 | 162 | if (!sourcing && value("interactive") != NOSTR) { |
828615a1 EW |
163 | setjmp(commjmp); |
164 | signal(SIGCONT, contin); | |
28bcd25d | 165 | printf(prompt); |
828615a1 EW |
166 | } |
167 | fflush(stdout); | |
790344bc EW |
168 | if (!sourcing) |
169 | sreset(); | |
ac72cd41 KS |
170 | |
171 | /* | |
172 | * Read a line of commands from the current input | |
173 | * and handle end of file specially. | |
174 | */ | |
175 | ||
176 | n = 0; | |
177 | for (;;) { | |
828615a1 | 178 | if (readline(input, &linebuf[n]) < 0) { |
ac72cd41 KS |
179 | if (n != 0) |
180 | break; | |
7a05656e KS |
181 | if (loading) |
182 | return; | |
ac72cd41 KS |
183 | if (sourcing) { |
184 | unstack(); | |
185 | goto more; | |
186 | } | |
686f6134 EW |
187 | if (value("interactive") != NOSTR && |
188 | value("ignoreeof") != NOSTR) { | |
853e9d55 KS |
189 | if (++eofloop < 25) { |
190 | printf("Use \"quit\" to quit.\n"); | |
191 | goto top; | |
192 | } | |
73f94fab | 193 | } |
7a05656e KS |
194 | if (edit) |
195 | edstop(); | |
ac72cd41 KS |
196 | return; |
197 | } | |
198 | if ((n = strlen(linebuf)) == 0) | |
199 | break; | |
200 | n--; | |
201 | if (linebuf[n] != '\\') | |
202 | break; | |
203 | linebuf[n++] = ' '; | |
204 | } | |
828615a1 | 205 | signal(SIGCONT, SIG_DFL); |
2cd8e0a9 | 206 | if (execute(linebuf, 0)) |
ac72cd41 KS |
207 | return; |
208 | more: ; | |
209 | } | |
210 | } | |
211 | ||
212 | /* | |
213 | * Execute a single command. If the command executed | |
214 | * is "quit," then return non-zero so that the caller | |
215 | * will know to return back to main, if he cares. | |
2cd8e0a9 | 216 | * Contxt is non-zero if called while composing mail. |
ac72cd41 KS |
217 | */ |
218 | ||
2cd8e0a9 | 219 | execute(linebuf, contxt) |
ac72cd41 KS |
220 | char linebuf[]; |
221 | { | |
222 | char word[LINESIZE]; | |
223 | char *arglist[MAXARGC]; | |
224 | struct cmd *com; | |
225 | register char *cp, *cp2; | |
226 | register int c; | |
e5717bff | 227 | int muvec[2]; |
ac72cd41 KS |
228 | int edstop(), e; |
229 | ||
230 | /* | |
231 | * Strip the white space away from the beginning | |
232 | * of the command, then scan out a word, which | |
233 | * consists of anything except digits and white space. | |
234 | * | |
235 | * Handle ! escapes differently to get the correct | |
236 | * lexical conventions. | |
237 | */ | |
238 | ||
828615a1 EW |
239 | for (cp = linebuf; isspace(*cp); cp++) |
240 | ; | |
ac72cd41 KS |
241 | if (*cp == '!') { |
242 | if (sourcing) { | |
243 | printf("Can't \"!\" while sourcing\n"); | |
244 | unstack(); | |
245 | return(0); | |
246 | } | |
247 | shell(cp+1); | |
248 | return(0); | |
249 | } | |
250 | cp2 = word; | |
c0132ef0 | 251 | while (*cp && !any(*cp, " \t0123456789$^.:/-+*'\"")) |
ac72cd41 KS |
252 | *cp2++ = *cp++; |
253 | *cp2 = '\0'; | |
254 | ||
255 | /* | |
256 | * Look up the command; if not found, bitch. | |
257 | * Normally, a blank command would map to the | |
258 | * first command in the table; while sourcing, | |
259 | * however, we ignore blank lines to eliminate | |
260 | * confusion. | |
261 | */ | |
262 | ||
828615a1 | 263 | if (sourcing && *word == '\0') |
ac72cd41 KS |
264 | return(0); |
265 | com = lex(word); | |
266 | if (com == NONE) { | |
7a05656e KS |
267 | printf("Unknown command: \"%s\"\n", word); |
268 | if (loading) | |
269 | return(1); | |
ac72cd41 KS |
270 | if (sourcing) |
271 | unstack(); | |
272 | return(0); | |
273 | } | |
274 | ||
128ec005 KS |
275 | /* |
276 | * See if we should execute the command -- if a conditional | |
277 | * we always execute it, otherwise, check the state of cond. | |
278 | */ | |
279 | ||
989e19a2 | 280 | if ((com->c_argtype & F) == 0) |
128ec005 KS |
281 | if (cond == CRCV && !rcvmode || cond == CSEND && rcvmode) |
282 | return(0); | |
283 | ||
ac72cd41 KS |
284 | /* |
285 | * Special case so that quit causes a return to | |
286 | * main, who will call the quit code directly. | |
287 | * If we are in a source file, just unstack. | |
288 | */ | |
289 | ||
290 | if (com->c_func == edstop && sourcing) { | |
7a05656e KS |
291 | if (loading) |
292 | return(1); | |
ac72cd41 KS |
293 | unstack(); |
294 | return(0); | |
295 | } | |
296 | if (!edit && com->c_func == edstop) { | |
828615a1 | 297 | signal(SIGINT, SIG_IGN); |
ac72cd41 KS |
298 | return(1); |
299 | } | |
300 | ||
301 | /* | |
302 | * Process the arguments to the command, depending | |
303 | * on the type he expects. Default to an error. | |
304 | * If we are sourcing an interactive command, it's | |
305 | * an error. | |
306 | */ | |
307 | ||
308 | if (!rcvmode && (com->c_argtype & M) == 0) { | |
309 | printf("May not execute \"%s\" while sending\n", | |
310 | com->c_name); | |
7a05656e KS |
311 | if (loading) |
312 | return(1); | |
2cd8e0a9 KS |
313 | if (sourcing) |
314 | unstack(); | |
ac72cd41 KS |
315 | return(0); |
316 | } | |
317 | if (sourcing && com->c_argtype & I) { | |
318 | printf("May not execute \"%s\" while sourcing\n", | |
319 | com->c_name); | |
7a05656e KS |
320 | if (loading) |
321 | return(1); | |
ac72cd41 KS |
322 | unstack(); |
323 | return(0); | |
324 | } | |
e5717bff KS |
325 | if (readonly && com->c_argtype & W) { |
326 | printf("May not execute \"%s\" -- message file is read only\n", | |
327 | com->c_name); | |
7a05656e KS |
328 | if (loading) |
329 | return(1); | |
e5717bff KS |
330 | if (sourcing) |
331 | unstack(); | |
332 | return(0); | |
333 | } | |
2cd8e0a9 KS |
334 | if (contxt && com->c_argtype & R) { |
335 | printf("Cannot recursively invoke \"%s\"\n", com->c_name); | |
336 | return(0); | |
337 | } | |
ac72cd41 | 338 | e = 1; |
2cd8e0a9 | 339 | switch (com->c_argtype & ~(F|P|I|M|T|W|R)) { |
ac72cd41 KS |
340 | case MSGLIST: |
341 | /* | |
342 | * A message list defaulting to nearest forward | |
343 | * legal message. | |
344 | */ | |
7a05656e KS |
345 | if (msgvec == 0) { |
346 | printf("Illegal use of \"message list\"\n"); | |
347 | return(-1); | |
348 | } | |
ac72cd41 KS |
349 | if ((c = getmsglist(cp, msgvec, com->c_msgflag)) < 0) |
350 | break; | |
351 | if (c == 0) { | |
352 | *msgvec = first(com->c_msgflag, | |
353 | com->c_msgmask); | |
354 | msgvec[1] = NULL; | |
355 | } | |
356 | if (*msgvec == NULL) { | |
357 | printf("No applicable messages\n"); | |
358 | break; | |
359 | } | |
360 | e = (*com->c_func)(msgvec); | |
361 | break; | |
362 | ||
363 | case NDMLIST: | |
364 | /* | |
365 | * A message list with no defaults, but no error | |
366 | * if none exist. | |
367 | */ | |
7a05656e KS |
368 | if (msgvec == 0) { |
369 | printf("Illegal use of \"message list\"\n"); | |
370 | return(-1); | |
371 | } | |
ac72cd41 KS |
372 | if (getmsglist(cp, msgvec, com->c_msgflag) < 0) |
373 | break; | |
374 | e = (*com->c_func)(msgvec); | |
375 | break; | |
376 | ||
377 | case STRLIST: | |
378 | /* | |
379 | * Just the straight string, with | |
380 | * leading blanks removed. | |
381 | */ | |
828615a1 | 382 | while (isspace(*cp)) |
ac72cd41 KS |
383 | cp++; |
384 | e = (*com->c_func)(cp); | |
385 | break; | |
386 | ||
387 | case RAWLIST: | |
388 | /* | |
389 | * A vector of strings, in shell style. | |
390 | */ | |
fee4667a S |
391 | if ((c = getrawlist(cp, arglist, |
392 | sizeof arglist / sizeof *arglist)) < 0) | |
ac72cd41 KS |
393 | break; |
394 | if (c < com->c_minargs) { | |
395 | printf("%s requires at least %d arg(s)\n", | |
396 | com->c_name, com->c_minargs); | |
397 | break; | |
398 | } | |
399 | if (c > com->c_maxargs) { | |
400 | printf("%s takes no more than %d arg(s)\n", | |
401 | com->c_name, com->c_maxargs); | |
402 | break; | |
403 | } | |
404 | e = (*com->c_func)(arglist); | |
405 | break; | |
406 | ||
407 | case NOLIST: | |
408 | /* | |
409 | * Just the constant zero, for exiting, | |
410 | * eg. | |
411 | */ | |
412 | e = (*com->c_func)(0); | |
413 | break; | |
414 | ||
415 | default: | |
416 | panic("Unknown argtype"); | |
417 | } | |
418 | ||
419 | /* | |
420 | * Exit the current source file on | |
421 | * error. | |
422 | */ | |
423 | ||
7a05656e KS |
424 | if (e && loading) |
425 | return(1); | |
ac72cd41 KS |
426 | if (e && sourcing) |
427 | unstack(); | |
428 | if (com->c_func == edstop) | |
429 | return(1); | |
430 | if (value("autoprint") != NOSTR && com->c_argtype & P) | |
e5717bff KS |
431 | if ((dot->m_flag & MDELETED) == 0) { |
432 | muvec[0] = dot - &message[0] + 1; | |
433 | muvec[1] = 0; | |
434 | type(muvec); | |
435 | } | |
128ec005 | 436 | if (!sourcing && (com->c_argtype & T) == 0) |
ac72cd41 KS |
437 | sawcom = 1; |
438 | return(0); | |
439 | } | |
440 | ||
de274ec3 KS |
441 | /* |
442 | * When we wake up after ^Z, reprint the prompt. | |
443 | */ | |
828615a1 | 444 | /*ARGSUSED*/ |
de274ec3 KS |
445 | contin(s) |
446 | { | |
447 | ||
828615a1 | 448 | longjmp(commjmp, 1); |
de274ec3 KS |
449 | } |
450 | ||
726c3356 | 451 | /* |
ccb1901b | 452 | * Branch here on hangup signal and simulate "exit". |
726c3356 | 453 | */ |
828615a1 EW |
454 | /*ARGSUSED*/ |
455 | hangup(s) | |
726c3356 | 456 | { |
726c3356 | 457 | |
ccb1901b | 458 | /* nothing to do? */ |
726c3356 KS |
459 | exit(0); |
460 | } | |
461 | ||
e5717bff KS |
462 | /* |
463 | * Set the size of the message vector used to construct argument | |
464 | * lists to message list functions. | |
465 | */ | |
466 | ||
467 | setmsize(sz) | |
468 | { | |
469 | ||
828615a1 EW |
470 | if (msgvec != 0) |
471 | cfree((char *) msgvec); | |
e5717bff KS |
472 | msgvec = (int *) calloc((unsigned) (sz + 1), sizeof *msgvec); |
473 | } | |
474 | ||
ac72cd41 KS |
475 | /* |
476 | * Find the correct command in the command table corresponding | |
477 | * to the passed command "word" | |
478 | */ | |
479 | ||
480 | struct cmd * | |
481 | lex(word) | |
482 | char word[]; | |
483 | { | |
484 | register struct cmd *cp; | |
485 | extern struct cmd cmdtab[]; | |
486 | ||
487 | for (cp = &cmdtab[0]; cp->c_name != NOSTR; cp++) | |
488 | if (isprefix(word, cp->c_name)) | |
489 | return(cp); | |
490 | return(NONE); | |
491 | } | |
492 | ||
493 | /* | |
494 | * Determine if as1 is a valid prefix of as2. | |
495 | * Return true if yep. | |
496 | */ | |
497 | ||
498 | isprefix(as1, as2) | |
499 | char *as1, *as2; | |
500 | { | |
501 | register char *s1, *s2; | |
502 | ||
503 | s1 = as1; | |
504 | s2 = as2; | |
505 | while (*s1++ == *s2) | |
506 | if (*s2++ == '\0') | |
507 | return(1); | |
508 | return(*--s1 == '\0'); | |
509 | } | |
510 | ||
511 | /* | |
828615a1 | 512 | * The following gets called on receipt of an interrupt. This is |
ac72cd41 KS |
513 | * to abort printout of a command, mainly. |
514 | * Dispatching here when command() is inactive crashes rcv. | |
515 | * Close all open files except 0, 1, 2, and the temporary. | |
ac72cd41 KS |
516 | * Also, unstack all source files. |
517 | */ | |
518 | ||
e39b1d85 KS |
519 | int inithdr; /* am printing startup headers */ |
520 | ||
46053c99 S |
521 | #ifdef _NFILE |
522 | static | |
523 | _fwalk(function) | |
524 | register int (*function)(); | |
525 | { | |
526 | register FILE *iop; | |
527 | ||
528 | for (iop = _iob; iop < _iob + _NFILE; iop++) | |
529 | (*function)(iop); | |
530 | } | |
531 | #endif | |
532 | ||
533 | static | |
534 | xclose(iop) | |
535 | register FILE *iop; | |
536 | { | |
537 | if (iop == stdin || iop == stdout || | |
538 | iop == stderr || iop == itf || iop == otf) | |
539 | return; | |
540 | ||
541 | if (iop != pipef) | |
542 | fclose(iop); | |
543 | else { | |
544 | pclose(pipef); | |
545 | pipef = NULL; | |
546 | } | |
547 | } | |
548 | ||
828615a1 | 549 | /*ARGSUSED*/ |
726c3356 | 550 | stop(s) |
ac72cd41 | 551 | { |
ac72cd41 KS |
552 | |
553 | noreset = 0; | |
e39b1d85 KS |
554 | if (!inithdr) |
555 | sawcom++; | |
556 | inithdr = 0; | |
ac72cd41 KS |
557 | while (sourcing) |
558 | unstack(); | |
46053c99 S |
559 | |
560 | /* | |
561 | * Walk through all the open FILEs, applying xclose() to them | |
562 | */ | |
563 | _fwalk(xclose); | |
564 | ||
ac72cd41 KS |
565 | if (image >= 0) { |
566 | close(image); | |
567 | image = -1; | |
568 | } | |
80187484 | 569 | fprintf(stderr, "Interrupt\n"); |
ac72cd41 KS |
570 | reset(0); |
571 | } | |
572 | ||
573 | /* | |
574 | * Announce the presence of the current Mail version, | |
575 | * give the message count, and print a header listing. | |
576 | */ | |
577 | ||
e5717bff | 578 | announce(pr) |
ac72cd41 | 579 | { |
f3bfa857 | 580 | int vec[2], mdot; |
ac72cd41 | 581 | extern char *version; |
74745497 | 582 | |
125e424c | 583 | if (pr && value("quiet") == NOSTR) |
209a87d1 | 584 | printf( "Mail version %s. Type ? for help.\n", version); |
74745497 KS |
585 | mdot = newfileinfo(); |
586 | vec[0] = mdot; | |
587 | vec[1] = 0; | |
74745497 | 588 | dot = &message[mdot - 1]; |
209a87d1 | 589 | if (msgCount > 0 && value("noheader") == NOSTR) { |
e39b1d85 | 590 | inithdr++; |
74745497 | 591 | headers(vec); |
e39b1d85 KS |
592 | inithdr = 0; |
593 | } | |
74745497 KS |
594 | } |
595 | ||
596 | /* | |
597 | * Announce information about the file we are editing. | |
598 | * Return a likely place to set dot. | |
599 | */ | |
74745497 KS |
600 | newfileinfo() |
601 | { | |
ac72cd41 | 602 | register struct message *mp; |
83be1edb | 603 | register int u, n, mdot, d, s; |
46d3d6df | 604 | char fname[BUFSIZ], zname[BUFSIZ], *ename; |
ac72cd41 | 605 | |
c52f0860 KS |
606 | for (mp = &message[0]; mp < &message[msgCount]; mp++) |
607 | if (mp->m_flag & MNEW) | |
608 | break; | |
f3bfa857 KS |
609 | if (mp >= &message[msgCount]) |
610 | for (mp = &message[0]; mp < &message[msgCount]; mp++) | |
611 | if ((mp->m_flag & MREAD) == 0) | |
612 | break; | |
c52f0860 | 613 | if (mp < &message[msgCount]) |
f3bfa857 | 614 | mdot = mp - &message[0] + 1; |
c52f0860 | 615 | else |
f3bfa857 | 616 | mdot = 1; |
83be1edb | 617 | s = d = 0; |
128ec005 KS |
618 | for (mp = &message[0], n = 0, u = 0; mp < &message[msgCount]; mp++) { |
619 | if (mp->m_flag & MNEW) | |
620 | n++; | |
621 | if ((mp->m_flag & MREAD) == 0) | |
622 | u++; | |
83be1edb KS |
623 | if (mp->m_flag & MDELETED) |
624 | d++; | |
625 | if (mp->m_flag & MSAVED) | |
626 | s++; | |
128ec005 | 627 | } |
46d3d6df KS |
628 | ename = mailname; |
629 | if (getfold(fname) >= 0) { | |
630 | strcat(fname, "/"); | |
631 | if (strncmp(fname, mailname, strlen(fname)) == 0) { | |
632 | sprintf(zname, "+%s", mailname + strlen(fname)); | |
633 | ename = zname; | |
634 | } | |
635 | } | |
636 | printf("\"%s\": ", ename); | |
74745497 KS |
637 | if (msgCount == 1) |
638 | printf("1 message"); | |
639 | else | |
640 | printf("%d messages", msgCount); | |
128ec005 KS |
641 | if (n > 0) |
642 | printf(" %d new", n); | |
643 | if (u-n > 0) | |
644 | printf(" %d unread", u); | |
83be1edb KS |
645 | if (d > 0) |
646 | printf(" %d deleted", d); | |
647 | if (s > 0) | |
648 | printf(" %d saved", s); | |
74745497 KS |
649 | if (readonly) |
650 | printf(" [Read only]"); | |
e5717bff | 651 | printf("\n"); |
74745497 | 652 | return(mdot); |
ac72cd41 KS |
653 | } |
654 | ||
ac72cd41 KS |
655 | /* |
656 | * Print the current version number. | |
657 | */ | |
658 | ||
828615a1 | 659 | /*ARGSUSED*/ |
ac72cd41 KS |
660 | pversion(e) |
661 | { | |
001d60ad | 662 | extern char *version; |
828615a1 | 663 | |
a0aaf589 | 664 | printf("Version %s\n", version); |
ac72cd41 KS |
665 | return(0); |
666 | } | |
7a05656e KS |
667 | |
668 | /* | |
669 | * Load a file of user definitions. | |
670 | */ | |
671 | load(name) | |
672 | char *name; | |
673 | { | |
674 | register FILE *in, *oldin; | |
675 | ||
676 | if ((in = fopen(name, "r")) == NULL) | |
677 | return; | |
678 | oldin = input; | |
679 | input = in; | |
680 | loading = 1; | |
681 | sourcing = 1; | |
682 | commands(); | |
683 | loading = 0; | |
684 | sourcing = 0; | |
685 | input = oldin; | |
686 | fclose(in); | |
687 | } |