Commit | Line | Data |
---|---|---|
d0aeaf5a DF |
1 | /* |
2 | * Copyright (c) 1980 Regents of the University of California. | |
0c5f72fb KB |
3 | * All rights reserved. |
4 | * | |
f15db449 | 5 | * %sccs.include.redist.c% |
d0aeaf5a DF |
6 | */ |
7 | ||
acfc7e9b | 8 | #ifndef lint |
07b0d286 | 9 | static char sccsid[] = "@(#)cmd3.c 5.24 (Berkeley) %G%"; |
acfc7e9b | 10 | #endif /* not lint */ |
ca6bb034 KS |
11 | |
12 | #include "rcv.h" | |
ca6bb034 KS |
13 | |
14 | /* | |
15 | * Mail -- a mail program | |
16 | * | |
17 | * Still more user commands. | |
18 | */ | |
19 | ||
ca6bb034 KS |
20 | /* |
21 | * Process a shell escape by saving signals, ignoring signals, | |
22 | * and forking a sh -c | |
23 | */ | |
ca6bb034 KS |
24 | shell(str) |
25 | char *str; | |
26 | { | |
e62a1467 | 27 | sig_t sigint = signal(SIGINT, SIG_IGN); |
d33aa50d | 28 | char *shell; |
e8adee6e | 29 | char cmd[BUFSIZ]; |
ca6bb034 | 30 | |
d33aa50d | 31 | (void) strcpy(cmd, str); |
e8adee6e | 32 | if (bangexp(cmd) < 0) |
2ee3bce2 | 33 | return 1; |
d33aa50d | 34 | if ((shell = value("SHELL")) == NOSTR) |
435e8dff | 35 | shell = _PATH_CSHELL; |
d33aa50d EW |
36 | (void) run_command(shell, 0, -1, -1, "-c", cmd, NOSTR); |
37 | (void) signal(SIGINT, sigint); | |
ca6bb034 | 38 | printf("!\n"); |
d33aa50d | 39 | return 0; |
ca6bb034 KS |
40 | } |
41 | ||
42 | /* | |
43 | * Fork an interactive shell. | |
44 | */ | |
828615a1 | 45 | /*ARGSUSED*/ |
ca6bb034 KS |
46 | dosh(str) |
47 | char *str; | |
48 | { | |
e62a1467 | 49 | sig_t sigint = signal(SIGINT, SIG_IGN); |
d33aa50d | 50 | char *shell; |
828615a1 | 51 | |
d33aa50d | 52 | if ((shell = value("SHELL")) == NOSTR) |
435e8dff | 53 | shell = _PATH_CSHELL; |
d33aa50d EW |
54 | (void) run_command(shell, 0, -1, -1, NOSTR); |
55 | (void) signal(SIGINT, sigint); | |
ca6bb034 | 56 | putchar('\n'); |
d33aa50d | 57 | return 0; |
ca6bb034 KS |
58 | } |
59 | ||
e8adee6e KS |
60 | /* |
61 | * Expand the shell escape by expanding unescaped !'s into the | |
62 | * last issued command where possible. | |
63 | */ | |
64 | ||
65 | char lastbang[128]; | |
66 | ||
67 | bangexp(str) | |
68 | char *str; | |
69 | { | |
70 | char bangbuf[BUFSIZ]; | |
71 | register char *cp, *cp2; | |
72 | register int n; | |
73 | int changed = 0; | |
74 | ||
75 | cp = str; | |
76 | cp2 = bangbuf; | |
77 | n = BUFSIZ; | |
78 | while (*cp) { | |
79 | if (*cp == '!') { | |
80 | if (n < strlen(lastbang)) { | |
81 | overf: | |
82 | printf("Command buffer overflow\n"); | |
83 | return(-1); | |
84 | } | |
85 | changed++; | |
86 | strcpy(cp2, lastbang); | |
87 | cp2 += strlen(lastbang); | |
88 | n -= strlen(lastbang); | |
89 | cp++; | |
90 | continue; | |
91 | } | |
92 | if (*cp == '\\' && cp[1] == '!') { | |
93 | if (--n <= 1) | |
94 | goto overf; | |
95 | *cp2++ = '!'; | |
96 | cp += 2; | |
97 | changed++; | |
98 | } | |
99 | if (--n <= 1) | |
100 | goto overf; | |
101 | *cp2++ = *cp++; | |
102 | } | |
103 | *cp2 = 0; | |
104 | if (changed) { | |
105 | printf("!%s\n", bangbuf); | |
106 | fflush(stdout); | |
107 | } | |
108 | strcpy(str, bangbuf); | |
109 | strncpy(lastbang, bangbuf, 128); | |
110 | lastbang[127] = 0; | |
111 | return(0); | |
112 | } | |
113 | ||
ca6bb034 KS |
114 | /* |
115 | * Print out a nice help message from some file or another. | |
116 | */ | |
117 | ||
118 | help() | |
119 | { | |
120 | register c; | |
121 | register FILE *f; | |
122 | ||
07b0d286 | 123 | if ((f = Fopen(_PATH_HELP, "r")) == NULL) { |
435e8dff | 124 | perror(_PATH_HELP); |
ca6bb034 KS |
125 | return(1); |
126 | } | |
127 | while ((c = getc(f)) != EOF) | |
128 | putchar(c); | |
07b0d286 | 129 | Fclose(f); |
ca6bb034 KS |
130 | return(0); |
131 | } | |
132 | ||
133 | /* | |
134 | * Change user's working directory. | |
135 | */ | |
23464f86 EW |
136 | schdir(arglist) |
137 | char **arglist; | |
ca6bb034 | 138 | { |
23464f86 | 139 | char *cp; |
ca6bb034 | 140 | |
23464f86 | 141 | if (*arglist == NOSTR) |
ca6bb034 KS |
142 | cp = homedir; |
143 | else | |
23464f86 | 144 | if ((cp = expand(*arglist)) == NOSTR) |
ca6bb034 KS |
145 | return(1); |
146 | if (chdir(cp) < 0) { | |
147 | perror(cp); | |
148 | return(1); | |
149 | } | |
23464f86 | 150 | return 0; |
ca6bb034 KS |
151 | } |
152 | ||
397029be S |
153 | respond(msgvec) |
154 | int *msgvec; | |
155 | { | |
156 | if (value("Replyall") == NOSTR) | |
157 | return (_respond(msgvec)); | |
158 | else | |
159 | return (_Respond(msgvec)); | |
160 | } | |
161 | ||
ca6bb034 KS |
162 | /* |
163 | * Reply to a list of messages. Extract each name from the | |
164 | * message header and send them off to mail1() | |
165 | */ | |
397029be | 166 | _respond(msgvec) |
ca6bb034 KS |
167 | int *msgvec; |
168 | { | |
169 | struct message *mp; | |
828615a1 | 170 | char *cp, *rcv, *replyto; |
3d6f01e5 | 171 | char **ap; |
ca6bb034 KS |
172 | struct name *np; |
173 | struct header head; | |
ca6bb034 KS |
174 | |
175 | if (msgvec[1] != 0) { | |
176 | printf("Sorry, can't reply to multiple messages at once\n"); | |
177 | return(1); | |
178 | } | |
179 | mp = &message[msgvec[0] - 1]; | |
8225e7c3 | 180 | touch(mp); |
ca6bb034 | 181 | dot = mp; |
3d6f01e5 EW |
182 | if ((rcv = skin(hfield("from", mp))) == NOSTR) |
183 | rcv = skin(nameof(mp, 1)); | |
184 | if ((replyto = skin(hfield("reply-to", mp))) != NOSTR) | |
185 | np = extract(replyto, GTO); | |
186 | else if ((cp = skin(hfield("to", mp))) != NOSTR) | |
187 | np = extract(cp, GTO); | |
188 | else | |
189 | np = NIL; | |
190 | np = elide(np); | |
1c04ff22 KS |
191 | /* |
192 | * Delete my name from the reply list, | |
193 | * and with it, all my alternate names. | |
194 | */ | |
470c33f3 | 195 | np = delname(np, myname); |
7949d400 | 196 | if (altnames) |
1c04ff22 | 197 | for (ap = altnames; *ap; ap++) |
470c33f3 | 198 | np = delname(np, *ap); |
3d6f01e5 EW |
199 | if (np != NIL && replyto == NOSTR) |
200 | np = cat(np, extract(rcv, GTO)); | |
201 | else if (np == NIL) { | |
202 | if (replyto != NOSTR) | |
52984be9 | 203 | printf("Empty reply-to field -- replying to author\n"); |
3d6f01e5 | 204 | np = extract(rcv, GTO); |
52984be9 | 205 | } |
3d6f01e5 EW |
206 | head.h_to = np; |
207 | if ((head.h_subject = hfield("subject", mp)) == NOSTR) | |
ca6bb034 | 208 | head.h_subject = hfield("subj", mp); |
fc8872bb | 209 | head.h_subject = reedit(head.h_subject); |
3d6f01e5 EW |
210 | if (replyto == NOSTR && (cp = skin(hfield("cc", mp))) != NOSTR) { |
211 | np = elide(extract(cp, GCC)); | |
470c33f3 | 212 | np = delname(np, myname); |
3d6f01e5 EW |
213 | if (altnames != 0) |
214 | for (ap = altnames; *ap; ap++) | |
470c33f3 | 215 | np = delname(np, *ap); |
3d6f01e5 EW |
216 | head.h_cc = np; |
217 | } else | |
218 | head.h_cc = NIL; | |
219 | head.h_bcc = NIL; | |
220 | head.h_smopts = NIL; | |
221 | mail1(&head, 1); | |
ca6bb034 KS |
222 | return(0); |
223 | } | |
224 | ||
fc8872bb KS |
225 | /* |
226 | * Modify the subject we are replying to to begin with Re: if | |
227 | * it does not already. | |
228 | */ | |
fc8872bb KS |
229 | char * |
230 | reedit(subj) | |
3d6f01e5 | 231 | register char *subj; |
fc8872bb | 232 | { |
3d6f01e5 | 233 | char *newsubj; |
fc8872bb KS |
234 | |
235 | if (subj == NOSTR) | |
3d6f01e5 EW |
236 | return NOSTR; |
237 | if ((subj[0] == 'r' || subj[0] == 'R') && | |
238 | (subj[1] == 'e' || subj[1] == 'E') && | |
239 | subj[2] == ':') | |
240 | return subj; | |
241 | newsubj = salloc(strlen(subj) + 5); | |
242 | strcpy(newsubj, "Re: "); | |
c6bb00f3 | 243 | strcpy(newsubj + 4, subj); |
3d6f01e5 | 244 | return newsubj; |
fc8872bb KS |
245 | } |
246 | ||
ca6bb034 KS |
247 | /* |
248 | * Preserve the named messages, so that they will be sent | |
249 | * back to the system mailbox. | |
250 | */ | |
251 | ||
252 | preserve(msgvec) | |
253 | int *msgvec; | |
254 | { | |
255 | register struct message *mp; | |
256 | register int *ip, mesg; | |
257 | ||
258 | if (edit) { | |
259 | printf("Cannot \"preserve\" in edit mode\n"); | |
260 | return(1); | |
261 | } | |
262 | for (ip = msgvec; *ip != NULL; ip++) { | |
263 | mesg = *ip; | |
264 | mp = &message[mesg-1]; | |
265 | mp->m_flag |= MPRESERVE; | |
8fe58892 | 266 | mp->m_flag &= ~MBOX; |
ca6bb034 KS |
267 | dot = mp; |
268 | } | |
269 | return(0); | |
270 | } | |
271 | ||
397029be S |
272 | /* |
273 | * Mark all given messages as unread. | |
274 | */ | |
275 | unread(msgvec) | |
276 | int msgvec[]; | |
277 | { | |
278 | register int *ip; | |
279 | ||
280 | for (ip = msgvec; *ip != NULL; ip++) { | |
281 | dot = &message[*ip-1]; | |
282 | dot->m_flag &= ~(MREAD|MTOUCH); | |
283 | dot->m_flag |= MSTATUS; | |
284 | } | |
285 | return(0); | |
286 | } | |
287 | ||
ca6bb034 KS |
288 | /* |
289 | * Print the size of each message. | |
290 | */ | |
291 | ||
292 | messize(msgvec) | |
293 | int *msgvec; | |
294 | { | |
295 | register struct message *mp; | |
296 | register int *ip, mesg; | |
297 | ||
298 | for (ip = msgvec; *ip != NULL; ip++) { | |
299 | mesg = *ip; | |
300 | mp = &message[mesg-1]; | |
397029be | 301 | printf("%d: %d/%ld\n", mesg, mp->m_lines, mp->m_size); |
ca6bb034 KS |
302 | } |
303 | return(0); | |
304 | } | |
305 | ||
306 | /* | |
307 | * Quit quickly. If we are sourcing, just pop the input level | |
308 | * by returning an error. | |
309 | */ | |
310 | ||
311 | rexit(e) | |
312 | { | |
313 | if (sourcing) | |
314 | return(1); | |
315 | exit(e); | |
828615a1 | 316 | /*NOTREACHED*/ |
ca6bb034 KS |
317 | } |
318 | ||
319 | /* | |
320 | * Set or display a variable value. Syntax is similar to that | |
321 | * of csh. | |
322 | */ | |
323 | ||
324 | set(arglist) | |
325 | char **arglist; | |
326 | { | |
327 | register struct var *vp; | |
328 | register char *cp, *cp2; | |
329 | char varbuf[BUFSIZ], **ap, **p; | |
330 | int errs, h, s; | |
331 | ||
470c33f3 | 332 | if (*arglist == NOSTR) { |
ca6bb034 KS |
333 | for (h = 0, s = 1; h < HSHSIZE; h++) |
334 | for (vp = variables[h]; vp != NOVAR; vp = vp->v_link) | |
335 | s++; | |
336 | ap = (char **) salloc(s * sizeof *ap); | |
337 | for (h = 0, p = ap; h < HSHSIZE; h++) | |
338 | for (vp = variables[h]; vp != NOVAR; vp = vp->v_link) | |
339 | *p++ = vp->v_name; | |
340 | *p = NOSTR; | |
341 | sort(ap); | |
342 | for (p = ap; *p != NOSTR; p++) | |
343 | printf("%s\t%s\n", *p, value(*p)); | |
344 | return(0); | |
345 | } | |
346 | errs = 0; | |
347 | for (ap = arglist; *ap != NOSTR; ap++) { | |
348 | cp = *ap; | |
349 | cp2 = varbuf; | |
350 | while (*cp != '=' && *cp != '\0') | |
351 | *cp2++ = *cp++; | |
352 | *cp2 = '\0'; | |
353 | if (*cp == '\0') | |
354 | cp = ""; | |
355 | else | |
356 | cp++; | |
357 | if (equal(varbuf, "")) { | |
358 | printf("Non-null variable name required\n"); | |
359 | errs++; | |
360 | continue; | |
361 | } | |
362 | assign(varbuf, cp); | |
363 | } | |
364 | return(errs); | |
365 | } | |
366 | ||
367 | /* | |
368 | * Unset a bunch of variable values. | |
369 | */ | |
370 | ||
371 | unset(arglist) | |
372 | char **arglist; | |
373 | { | |
374 | register struct var *vp, *vp2; | |
ca6bb034 KS |
375 | int errs, h; |
376 | char **ap; | |
377 | ||
378 | errs = 0; | |
379 | for (ap = arglist; *ap != NOSTR; ap++) { | |
380 | if ((vp2 = lookup(*ap)) == NOVAR) { | |
381 | if (!sourcing) { | |
382 | printf("\"%s\": undefined variable\n", *ap); | |
383 | errs++; | |
384 | } | |
385 | continue; | |
386 | } | |
387 | h = hash(*ap); | |
388 | if (vp2 == variables[h]) { | |
389 | variables[h] = variables[h]->v_link; | |
390 | vfree(vp2->v_name); | |
391 | vfree(vp2->v_value); | |
828615a1 | 392 | cfree((char *)vp2); |
ca6bb034 KS |
393 | continue; |
394 | } | |
395 | for (vp = variables[h]; vp->v_link != vp2; vp = vp->v_link) | |
396 | ; | |
397 | vp->v_link = vp2->v_link; | |
398 | vfree(vp2->v_name); | |
399 | vfree(vp2->v_value); | |
828615a1 | 400 | cfree((char *) vp2); |
ca6bb034 KS |
401 | } |
402 | return(errs); | |
403 | } | |
404 | ||
405 | /* | |
406 | * Put add users to a group. | |
407 | */ | |
408 | ||
409 | group(argv) | |
410 | char **argv; | |
411 | { | |
412 | register struct grouphead *gh; | |
413 | register struct group *gp; | |
414 | register int h; | |
415 | int s; | |
416 | char **ap, *gname, **p; | |
417 | ||
470c33f3 | 418 | if (*argv == NOSTR) { |
ca6bb034 KS |
419 | for (h = 0, s = 1; h < HSHSIZE; h++) |
420 | for (gh = groups[h]; gh != NOGRP; gh = gh->g_link) | |
421 | s++; | |
422 | ap = (char **) salloc(s * sizeof *ap); | |
423 | for (h = 0, p = ap; h < HSHSIZE; h++) | |
424 | for (gh = groups[h]; gh != NOGRP; gh = gh->g_link) | |
425 | *p++ = gh->g_name; | |
426 | *p = NOSTR; | |
427 | sort(ap); | |
428 | for (p = ap; *p != NOSTR; p++) | |
429 | printgroup(*p); | |
430 | return(0); | |
431 | } | |
470c33f3 | 432 | if (argv[1] == NOSTR) { |
ca6bb034 KS |
433 | printgroup(*argv); |
434 | return(0); | |
435 | } | |
436 | gname = *argv; | |
437 | h = hash(gname); | |
438 | if ((gh = findgroup(gname)) == NOGRP) { | |
439 | gh = (struct grouphead *) calloc(sizeof *gh, 1); | |
440 | gh->g_name = vcopy(gname); | |
441 | gh->g_list = NOGE; | |
442 | gh->g_link = groups[h]; | |
443 | groups[h] = gh; | |
444 | } | |
445 | ||
446 | /* | |
447 | * Insert names from the command list into the group. | |
448 | * Who cares if there are duplicates? They get tossed | |
449 | * later anyway. | |
450 | */ | |
451 | ||
452 | for (ap = argv+1; *ap != NOSTR; ap++) { | |
453 | gp = (struct group *) calloc(sizeof *gp, 1); | |
454 | gp->ge_name = vcopy(*ap); | |
455 | gp->ge_link = gh->g_list; | |
456 | gh->g_list = gp; | |
457 | } | |
458 | return(0); | |
459 | } | |
460 | ||
461 | /* | |
462 | * Sort the passed string vecotor into ascending dictionary | |
463 | * order. | |
464 | */ | |
465 | ||
466 | sort(list) | |
467 | char **list; | |
468 | { | |
469 | register char **ap; | |
470 | int diction(); | |
471 | ||
472 | for (ap = list; *ap != NOSTR; ap++) | |
473 | ; | |
474 | if (ap-list < 2) | |
475 | return; | |
828615a1 | 476 | qsort((char *)list, ap-list, sizeof *list, diction); |
ca6bb034 KS |
477 | } |
478 | ||
479 | /* | |
480 | * Do a dictionary order comparison of the arguments from | |
481 | * qsort. | |
482 | */ | |
483 | ||
484 | diction(a, b) | |
485 | register char **a, **b; | |
486 | { | |
487 | return(strcmp(*a, *b)); | |
488 | } | |
489 | ||
490 | /* | |
491 | * The do nothing command for comments. | |
492 | */ | |
493 | ||
828615a1 | 494 | /*ARGSUSED*/ |
ca6bb034 KS |
495 | null(e) |
496 | { | |
828615a1 | 497 | return 0; |
ca6bb034 KS |
498 | } |
499 | ||
500 | /* | |
2ee3bce2 EW |
501 | * Change to another file. With no argument, print information about |
502 | * the current file. | |
ca6bb034 | 503 | */ |
1031a04a | 504 | file(argv) |
2a0f6531 | 505 | register char **argv; |
ca6bb034 | 506 | { |
ca6bb034 | 507 | |
1031a04a | 508 | if (argv[0] == NOSTR) { |
890194fb | 509 | newfileinfo(); |
2a0f6531 | 510 | return 0; |
1031a04a | 511 | } |
8421b6a6 | 512 | if (setfile(*argv) < 0) |
2ee3bce2 | 513 | return 1; |
4d20fb09 | 514 | announce(); |
828615a1 | 515 | return 0; |
1031a04a KS |
516 | } |
517 | ||
ca6bb034 KS |
518 | /* |
519 | * Expand file names like echo | |
520 | */ | |
ca6bb034 KS |
521 | echo(argv) |
522 | char **argv; | |
523 | { | |
524 | register char **ap; | |
525 | register char *cp; | |
526 | ||
527 | for (ap = argv; *ap != NOSTR; ap++) { | |
528 | cp = *ap; | |
790344bc EW |
529 | if ((cp = expand(cp)) != NOSTR) { |
530 | if (ap != argv) | |
531 | putchar(' '); | |
532 | printf("%s", cp); | |
533 | } | |
ca6bb034 | 534 | } |
790344bc | 535 | putchar('\n'); |
3d6f01e5 | 536 | return 0; |
ca6bb034 KS |
537 | } |
538 | ||
397029be S |
539 | Respond(msgvec) |
540 | int *msgvec; | |
541 | { | |
542 | if (value("Replyall") == NOSTR) | |
543 | return (_Respond(msgvec)); | |
544 | else | |
545 | return (_respond(msgvec)); | |
546 | } | |
547 | ||
ca6bb034 KS |
548 | /* |
549 | * Reply to a series of messages by simply mailing to the senders | |
550 | * and not messing around with the To: and Cc: lists as in normal | |
551 | * reply. | |
552 | */ | |
397029be | 553 | _Respond(msgvec) |
ca6bb034 KS |
554 | int msgvec[]; |
555 | { | |
556 | struct header head; | |
557 | struct message *mp; | |
3d6f01e5 EW |
558 | register int *ap; |
559 | register char *cp; | |
ca6bb034 | 560 | |
3d6f01e5 | 561 | head.h_to = NIL; |
ca6bb034 KS |
562 | for (ap = msgvec; *ap != 0; ap++) { |
563 | mp = &message[*ap - 1]; | |
8225e7c3 | 564 | touch(mp); |
3d6f01e5 EW |
565 | dot = mp; |
566 | if ((cp = skin(hfield("from", mp))) == NOSTR) | |
567 | cp = skin(nameof(mp, 2)); | |
568 | head.h_to = cat(head.h_to, extract(cp, GTO)); | |
ca6bb034 | 569 | } |
3d6f01e5 EW |
570 | if (head.h_to == NIL) |
571 | return 0; | |
ca6bb034 | 572 | mp = &message[msgvec[0] - 1]; |
3d6f01e5 EW |
573 | if ((head.h_subject = hfield("subject", mp)) == NOSTR) |
574 | head.h_subject = hfield("subj", mp); | |
575 | head.h_subject = reedit(head.h_subject); | |
576 | head.h_cc = NIL; | |
577 | head.h_bcc = NIL; | |
578 | head.h_smopts = NIL; | |
579 | mail1(&head, 1); | |
580 | return 0; | |
ca6bb034 | 581 | } |
d344b00c KS |
582 | |
583 | /* | |
584 | * Conditional commands. These allow one to parameterize one's | |
585 | * .mailrc and do some things if sending, others if receiving. | |
586 | */ | |
587 | ||
588 | ifcmd(argv) | |
589 | char **argv; | |
590 | { | |
591 | register char *cp; | |
592 | ||
593 | if (cond != CANY) { | |
594 | printf("Illegal nested \"if\"\n"); | |
595 | return(1); | |
596 | } | |
597 | cond = CANY; | |
598 | cp = argv[0]; | |
599 | switch (*cp) { | |
600 | case 'r': case 'R': | |
601 | cond = CRCV; | |
602 | break; | |
603 | ||
604 | case 's': case 'S': | |
605 | cond = CSEND; | |
606 | break; | |
607 | ||
608 | default: | |
609 | printf("Unrecognized if-keyword: \"%s\"\n", cp); | |
610 | return(1); | |
611 | } | |
612 | return(0); | |
613 | } | |
614 | ||
615 | /* | |
616 | * Implement 'else'. This is pretty simple -- we just | |
617 | * flip over the conditional flag. | |
618 | */ | |
619 | ||
620 | elsecmd() | |
621 | { | |
622 | ||
623 | switch (cond) { | |
624 | case CANY: | |
625 | printf("\"Else\" without matching \"if\"\n"); | |
626 | return(1); | |
627 | ||
628 | case CSEND: | |
629 | cond = CRCV; | |
630 | break; | |
631 | ||
632 | case CRCV: | |
633 | cond = CSEND; | |
634 | break; | |
635 | ||
636 | default: | |
637 | printf("Mail's idea of conditions is screwed up\n"); | |
638 | cond = CANY; | |
639 | break; | |
640 | } | |
641 | return(0); | |
642 | } | |
643 | ||
644 | /* | |
645 | * End of if statement. Just set cond back to anything. | |
646 | */ | |
647 | ||
648 | endifcmd() | |
649 | { | |
650 | ||
651 | if (cond == CANY) { | |
652 | printf("\"Endif\" without matching \"if\"\n"); | |
653 | return(1); | |
654 | } | |
655 | cond = CANY; | |
656 | return(0); | |
657 | } | |
1c04ff22 KS |
658 | |
659 | /* | |
660 | * Set the list of alternate names. | |
661 | */ | |
662 | alternates(namelist) | |
663 | char **namelist; | |
664 | { | |
665 | register int c; | |
666 | register char **ap, **ap2, *cp; | |
667 | ||
668 | c = argcount(namelist) + 1; | |
669 | if (c == 1) { | |
670 | if (altnames == 0) | |
671 | return(0); | |
672 | for (ap = altnames; *ap; ap++) | |
673 | printf("%s ", *ap); | |
674 | printf("\n"); | |
675 | return(0); | |
676 | } | |
677 | if (altnames != 0) | |
678 | cfree((char *) altnames); | |
828615a1 | 679 | altnames = (char **) calloc((unsigned) c, sizeof (char *)); |
1c04ff22 | 680 | for (ap = namelist, ap2 = altnames; *ap; ap++, ap2++) { |
828615a1 | 681 | cp = (char *) calloc((unsigned) strlen(*ap) + 1, sizeof (char)); |
1c04ff22 KS |
682 | strcpy(cp, *ap); |
683 | *ap2 = cp; | |
684 | } | |
685 | *ap2 = 0; | |
686 | return(0); | |
687 | } |