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1 | /* | |
2 | * Command line oriented Moira print queue tool. | |
3 | * | |
4 | * Code based on the blanche command line tool and the moira curses tool. | |
5 | * Copyright (C) 2009 by the Massachusetts Institute of Technology. | |
6 | * For copying and distribution information, please see the file | |
7 | * <mit-copyright.h>. | |
8 | * | |
9 | * Mark Manley, mmanley@MIT.EDU, 12/09 | |
10 | */ | |
11 | ||
12 | #include <mit-copyright.h> | |
13 | #include <moira.h> | |
14 | #include <moira_site.h> | |
15 | #include <mrclient.h> | |
16 | ||
17 | #include <ctype.h> | |
18 | #include <errno.h> | |
19 | #include <stdio.h> | |
20 | #include <stdlib.h> | |
21 | #include <string.h> | |
22 | ||
23 | struct member { | |
24 | int type; | |
25 | char *name, *tag; | |
26 | }; | |
27 | ||
28 | const char *deflogserver = "WSLOGGER.MIT.EDU"; | |
29 | ||
30 | /* legacy variables that we need to set regardless */ | |
31 | const char *quotaserver = "[NONE]"; | |
32 | const char *pageprice = "10"; | |
33 | ||
34 | /* argument parsing macro */ | |
35 | #define argis(a, b) (!strcmp(*arg + 1, a) || !strcmp(*arg + 1, b)) | |
36 | ||
37 | /* flags from command line */ | |
38 | int info_flag, verbose, noauth; | |
39 | int create_flag, setmac, delete_flag, rename_flag, ka, banner, update_flag; | |
40 | char *lpracl, *lpcacl; | |
41 | char *contact, *newname, *printserver, *type, *hwtype, *mac, *hostname, *queuename; | |
42 | char *duplexname, *logserver, *location, *realname; | |
43 | ||
44 | char *queuename, *whoami, *testqueue; | |
45 | ||
46 | void usage(char **argv); | |
47 | int show_printer_info(char *queuename); | |
48 | int save_printer_info(int argc, char **argv, void *hint); | |
49 | int save_hwaddr(int argc, char **argv, void *hint); | |
50 | void recursive_display_list_members(void); | |
51 | char *get_username(void); | |
52 | int wrap_mr_query(char *handle, int argc, char **argv, | |
53 | int (*callback)(int, char **, void *), void *callarg); | |
54 | void print_query(char *query_name, int argc, char **argv); | |
55 | int CountArgs(char **info); | |
56 | ||
57 | int main(int argc, char **argv) | |
58 | { | |
59 | int status, success; | |
60 | char **arg = argv; | |
61 | char *uargv[2]; | |
62 | char *pargv[PRN_END]; | |
63 | char *membervec[4]; | |
64 | struct member *memberstruct; | |
65 | char *server = NULL, *p; | |
66 | int i; | |
67 | ||
68 | /* clear all flags & lists */ | |
69 | i = info_flag = verbose = noauth = 0; | |
70 | setmac = ka = create_flag = delete_flag = update_flag = 0; | |
71 | location = lpracl = lpcacl = NULL; | |
72 | logserver = duplexname = realname = newname = printserver = type = hwtype = mac = hostname = NULL; | |
73 | ||
74 | ||
75 | contact = NULL; | |
76 | whoami = argv[0]; | |
77 | ||
78 | success = 1; | |
79 | ||
80 | /* parse args */ | |
81 | while (++arg - argv < argc) | |
82 | { | |
83 | if (**arg == '-') | |
84 | { | |
85 | if (argis("i", "info")) | |
86 | info_flag++; | |
87 | else if (argis("C", "create")) | |
88 | create_flag++; | |
89 | else if (argis("D", "delete")) | |
90 | delete_flag++; | |
91 | else if (argis("L", "location")) | |
92 | { | |
93 | if (arg - argv < argc - 1) | |
94 | { | |
95 | ++arg; | |
96 | update_flag++; | |
97 | location = *arg; | |
98 | } | |
99 | else | |
100 | usage(argv); | |
101 | } | |
102 | else if (argis("r", "remotename")) | |
103 | { | |
104 | if (arg - argv < argc - 1) | |
105 | { | |
106 | ++arg; | |
107 | update_flag++; | |
108 | realname = *arg; | |
109 | } | |
110 | else | |
111 | usage(argv); | |
112 | } | |
113 | else if (argis("T", "type")) | |
114 | { | |
115 | if (arg - argv < argc - 1) | |
116 | { | |
117 | ++arg; | |
118 | update_flag++; | |
119 | type = *arg; | |
120 | } | |
121 | else | |
122 | usage(argv); | |
123 | } | |
124 | else if (argis("s", "printserver")) | |
125 | { | |
126 | if (arg - argv < argc - 1) | |
127 | { | |
128 | ++arg; | |
129 | update_flag++; | |
130 | printserver = canonicalize_hostname(strdup(*arg)); | |
131 | } | |
132 | else | |
133 | usage(argv); | |
134 | } | |
135 | else if (argis("M", "model")) | |
136 | { | |
137 | if (arg - argv < argc - 1) | |
138 | { | |
139 | ++arg; | |
140 | update_flag++; | |
141 | hwtype = *arg; | |
142 | } | |
143 | else | |
144 | usage(argv); | |
145 | } | |
146 | else if (argis("K", "kerbauth")) | |
147 | { | |
148 | ka++; | |
149 | update_flag++; | |
150 | } | |
151 | else if (argis("NK", "nokerbauth")) | |
152 | { | |
153 | ka = 0; | |
154 | update_flag++; | |
155 | } | |
156 | else if (argis("H", "hostname")) | |
157 | { | |
158 | if (arg - argv < argc - 1) | |
159 | { | |
160 | ++arg; | |
161 | update_flag++; | |
162 | hostname = canonicalize_hostname(strdup(*arg)); | |
163 | } | |
164 | else | |
165 | usage(argv); | |
166 | } | |
167 | else if (argis("n", "noauth")) | |
168 | noauth++; | |
169 | else if (argis("v", "verbose")) | |
170 | verbose++; | |
171 | else if (argis("S", "server") || argis("db", "database")) | |
172 | { | |
173 | if (arg - argv < argc - 1) | |
174 | { | |
175 | ++arg; | |
176 | server = *arg; | |
177 | } | |
178 | else | |
179 | usage(argv); | |
180 | } | |
181 | else if (argis("c", "contact")) | |
182 | { | |
183 | if (arg - argv < argc - 1) | |
184 | { | |
185 | ++arg; | |
186 | contact = *arg; | |
187 | update_flag++; | |
188 | } | |
189 | else | |
190 | usage(argv); | |
191 | } | |
192 | else if (argis("l", "lpcacl")) | |
193 | { | |
194 | if (arg - argv < argc - 1) | |
195 | { | |
196 | ++arg; | |
197 | lpcacl = *arg; | |
198 | update_flag++; | |
199 | } | |
200 | else | |
201 | usage(argv); | |
202 | } | |
203 | else if (argis("ac", "lpracl")) | |
204 | { | |
205 | if (arg - argv < argc - 1) | |
206 | { | |
207 | ++arg; | |
208 | lpracl = *arg; | |
209 | update_flag++; | |
210 | } | |
211 | else | |
212 | usage(argv); | |
213 | } | |
214 | else if (argis("m", "mac")) | |
215 | { | |
216 | if (arg - argv < argc - 1) | |
217 | { | |
218 | ++arg; | |
219 | setmac++; | |
220 | mac = *arg; | |
221 | } | |
222 | else | |
223 | usage(argv); | |
224 | } | |
225 | else if (argis("b", "banner")) | |
226 | { | |
227 | update_flag++; | |
228 | banner = 1; | |
229 | } | |
230 | else if (argis("nb", "nobanner")) | |
231 | { | |
232 | update_flag++; | |
233 | banner = 0; | |
234 | } | |
235 | else if (argis("L", "logserver")) | |
236 | { | |
237 | if (arg - argv < argc - 1) | |
238 | { | |
239 | ++arg; | |
240 | update_flag++; | |
241 | logserver = canonicalize_hostname(strdup(*arg)); | |
242 | } | |
243 | else | |
244 | usage(argv); | |
245 | } | |
246 | else if (argis("R", "rename")) | |
247 | { | |
248 | if (arg - argv < argc - 1) | |
249 | { | |
250 | rename_flag++; | |
251 | update_flag++; | |
252 | ++arg; | |
253 | newname = *arg; | |
254 | } | |
255 | else | |
256 | usage(argv); | |
257 | } | |
258 | else if (argis("d", "duplex")) | |
259 | { | |
260 | if (arg - argv < argc - 1) | |
261 | { | |
262 | ++arg; | |
263 | update_flag++; | |
264 | duplexname = *arg; | |
265 | } | |
266 | else | |
267 | usage(argv); | |
268 | } | |
269 | else | |
270 | usage(argv); | |
271 | } | |
272 | else if (queuename == NULL) | |
273 | queuename = *arg; | |
274 | else | |
275 | usage(argv); | |
276 | } | |
277 | if (queuename == NULL) | |
278 | usage(argv); | |
279 | ||
280 | ||
281 | if (!update_flag && !rename_flag && !delete_flag && !create_flag && !setmac) | |
282 | info_flag++; | |
283 | ||
284 | /* fire up Moira */ | |
285 | status = mrcl_connect(server, "eunice", 10, !noauth); | |
286 | if (status == MRCL_AUTH_ERROR) | |
287 | { | |
288 | com_err(whoami, 0, "Authentication error while working on queue %s", | |
289 | queuename); | |
290 | com_err(whoami, 0, "Try the -noauth flag if you don't " | |
291 | "need authentication."); | |
292 | } | |
293 | if (status) | |
294 | exit(2); | |
295 | ||
296 | if (create_flag) | |
297 | { | |
298 | if (hostname == NULL || type == NULL || hwtype == NULL ) | |
299 | usage(argv); | |
300 | } | |
301 | ||
302 | for (i = 0; i < PRN_END; i++) | |
303 | pargv[i] = NULL; | |
304 | ||
305 | /* check for name conflicts. */ | |
306 | if (create_flag || rename_flag) | |
307 | { | |
308 | ||
309 | if (rename_flag) | |
310 | testqueue = newname; | |
311 | else | |
312 | testqueue = queuename; | |
313 | ||
314 | status = wrap_mr_query("get_printer", 1, &testqueue, NULL, NULL); | |
315 | if (status != MR_NO_MATCH) | |
316 | { | |
317 | fprintf(stderr, "ERROR: A queue by that name already exists.\n"); | |
318 | exit(1); | |
319 | } | |
320 | ||
321 | status = wrap_mr_query("get_printer_by_duplexname", 1, &testqueue, NULL, NULL); | |
322 | if (status != MR_NO_MATCH) | |
323 | { | |
324 | fprintf(stderr, "ERROR: A duplex queue by that name already exists.\n"); | |
325 | exit(1); | |
326 | } | |
327 | ||
328 | if (duplexname) { | |
329 | status = wrap_mr_query("get_printer_by_duplexname", 1, &testqueue, NULL, NULL); | |
330 | if (status != MR_NO_MATCH) | |
331 | { | |
332 | fprintf(stderr, "ERROR: A duplex queue by that name already exists.\n"); | |
333 | exit(1); | |
334 | } | |
335 | } | |
336 | ||
337 | } | |
338 | ||
339 | /* create if needed */ | |
340 | if (create_flag) | |
341 | { | |
342 | if (realname == NULL) | |
343 | realname = queuename; /* Variable for aliases */ | |
344 | ||
345 | if (logserver == NULL) | |
346 | logserver = (char *) canonicalize_hostname(strdup(deflogserver)); | |
347 | ||
348 | pargv[PRN_NAME] = queuename; | |
349 | pargv[PRN_TYPE] = type; | |
350 | pargv[PRN_HWTYPE] = hwtype; | |
351 | ||
352 | pargv[PRN_DUPLEXNAME] = (duplexname != NULL) ? duplexname : ""; | |
353 | ||
354 | pargv[PRN_HOSTNAME] = hostname; | |
355 | pargv[PRN_LOGHOST] = logserver; | |
356 | ||
357 | pargv[PRN_RM] = (printserver != NULL) ? printserver : "[ANY]"; | |
358 | ||
359 | pargv[PRN_CONTACT] = (contact != NULL) ? contact : ""; | |
360 | ||
361 | pargv[PRN_LOCATION] = (location != NULL) ? location : ""; | |
362 | ||
363 | pargv[PRN_RP] = realname; | |
364 | pargv[PRN_RQ] = (char *) quotaserver; | |
365 | pargv[PRN_KA] = (ka == 1) ? "1" : "0"; | |
366 | pargv[PRN_PC] = (char *) pageprice; | |
367 | ||
368 | if (lpracl != NULL) | |
369 | { | |
370 | status = wrap_mr_query("get_list_info", 1, &lpracl, | |
371 | NULL, NULL); | |
372 | if (status) | |
373 | { | |
374 | com_err(whoami, status, "while getting authentication list information"); | |
375 | exit(1); | |
376 | } | |
377 | pargv[PRN_AC] = lpracl; | |
378 | } | |
379 | else | |
380 | pargv[PRN_AC] = "[none]"; | |
381 | ||
382 | if (lpcacl != NULL) | |
383 | { | |
384 | status = wrap_mr_query("get_list_info", 1, &lpcacl, | |
385 | NULL, NULL); | |
386 | if (status) | |
387 | { | |
388 | com_err(whoami, status, "while getting authentication list information"); | |
389 | exit(1); | |
390 | } | |
391 | pargv[PRN_LPC_ACL] = lpcacl; | |
392 | } | |
393 | else | |
394 | pargv[PRN_LPC_ACL] = "[none]"; | |
395 | ||
396 | pargv[PRN_BANNER] = (banner == 1) ? "1" : "0"; | |
397 | ||
398 | status = wrap_mr_query("add_printer", CountArgs(pargv), pargv, NULL, NULL); | |
399 | ||
400 | if (status) | |
401 | { | |
402 | com_err(whoami, status, "while creating print queue."); | |
403 | exit(1); | |
404 | } | |
405 | else | |
406 | printf ("%s: queue %s created.\n", whoami, queuename); | |
407 | } | |
408 | else if (update_flag) | |
409 | { | |
410 | ||
411 | status = wrap_mr_query("get_printer", 1, &queuename, save_printer_info, pargv); | |
412 | if (status) | |
413 | { | |
414 | com_err(whoami, status, "while getting printer information"); | |
415 | exit(1); | |
416 | } | |
417 | ||
418 | pargv[0] = queuename; | |
419 | if (newname && rename_flag) | |
420 | pargv[PRN_NAME + 1] = newname; | |
421 | if (type != NULL) | |
422 | pargv[PRN_TYPE + 1] = type; | |
423 | if (hwtype != NULL) | |
424 | pargv[PRN_HWTYPE + 1] = hwtype; | |
425 | ||
426 | if (duplexname != NULL) | |
427 | pargv[PRN_DUPLEXNAME + 1] = duplexname; | |
428 | ||
429 | if (hostname != NULL) | |
430 | pargv[PRN_HOSTNAME + 1] = hostname; | |
431 | ||
432 | if (logserver != NULL) | |
433 | pargv[PRN_LOGHOST + 1] = logserver; | |
434 | ||
435 | if (printserver != NULL) | |
436 | pargv[PRN_RM + 1] = printserver; | |
437 | ||
438 | if (realname != NULL) | |
439 | pargv[PRN_RP + 1] = realname; | |
440 | ||
441 | if (quotaserver != NULL && strcmp(quotaserver,"[NONE]")) | |
442 | pargv[PRN_RQ + 1] = (char *) quotaserver; | |
443 | ||
444 | if (ka != -1) | |
445 | pargv[PRN_KA + 1] = ka ? "1" : "0"; | |
446 | if (lpracl != NULL) | |
447 | pargv[PRN_AC + 1] = lpracl; | |
448 | if (lpcacl != NULL) | |
449 | pargv[PRN_LPC_ACL + 1] = lpcacl; | |
450 | if (banner != -1) | |
451 | pargv[PRN_BANNER + 1] = banner ? "1" : "0"; | |
452 | if (location != NULL) | |
453 | pargv[PRN_LOCATION + 1] = location; | |
454 | if (contact != NULL) | |
455 | pargv[PRN_CONTACT + 1] = contact; | |
456 | ||
457 | pargv[PRN_MODBY + 1] = pargv[PRN_MODTIME + 1] = pargv[PRN_MODWITH + 1] = NULL; | |
458 | ||
459 | status = wrap_mr_query("update_printer", CountArgs(pargv), pargv, NULL, NULL); | |
460 | if (status) | |
461 | { | |
462 | com_err(whoami, status, "while updating print queue."); | |
463 | exit(1); | |
464 | } | |
465 | else | |
466 | { | |
467 | if (rename_flag) | |
468 | printf ("%s: queue %s renamed to %s.\n", whoami, queuename, newname); | |
469 | else | |
470 | printf ("%s: queue %s updated.\n", whoami, queuename); | |
471 | } | |
472 | } | |
473 | ||
474 | /* display printer info if requested to */ | |
475 | if (info_flag) | |
476 | show_printer_info(queuename); | |
477 | ||
478 | if (setmac) | |
479 | { | |
480 | status = wrap_mr_query("get_printer", 1, &queuename, save_printer_info, pargv); | |
481 | if (status) | |
482 | { | |
483 | com_err(whoami, status, "while getting printer information"); | |
484 | exit(1); | |
485 | } | |
486 | ||
487 | if (hostname == NULL) | |
488 | uargv[0] = (char *) strdup (pargv[PRN_HOSTNAME + 1]); | |
489 | else | |
490 | uargv[0] = (char *) strdup (hostname); | |
491 | uargv[1] = (char *) strdup (mac); | |
492 | if ((status = wrap_mr_query("update_host_hwaddr", 2, uargv, NULL, NULL))) | |
493 | com_err(whoami, status, "updating ethernet address."); | |
494 | } | |
495 | ||
496 | ||
497 | if (delete_flag) | |
498 | { | |
499 | status = wrap_mr_query("delete_printer", 1, &queuename, | |
500 | NULL, NULL); | |
501 | if (status) | |
502 | { | |
503 | com_err(whoami, status, "while deleting printer"); | |
504 | exit(1); | |
505 | } | |
506 | else | |
507 | printf ("%s: queue %s deleted.\n", whoami, queuename); | |
508 | } | |
509 | ||
510 | /* We're done! */ | |
511 | mr_disconnect(); | |
512 | exit(success ? 0 : 1); | |
513 | } | |
514 | ||
515 | void usage(char **argv) | |
516 | { | |
517 | #define USAGE_OPTIONS_FORMAT " %-39s%s\n" | |
518 | fprintf(stderr, "Usage: %s queue [options]\n", argv[0]); | |
519 | fprintf(stderr, "Options are\n"); | |
520 | fprintf(stderr, USAGE_OPTIONS_FORMAT, "-v | -verbose", | |
521 | "-C | -create"); | |
522 | fprintf(stderr, USAGE_OPTIONS_FORMAT, "-D | -delete", | |
523 | "-R | -rename newname"); | |
524 | fprintf(stderr, USAGE_OPTIONS_FORMAT, "-i | -info", | |
525 | "-L | -location location"); | |
526 | fprintf(stderr, USAGE_OPTIONS_FORMAT, "-H | -hostname host", | |
527 | "-c | -contact contact"); | |
528 | fprintf(stderr, USAGE_OPTIONS_FORMAT, "-r | -remotename name", | |
529 | "-T | -type printer_type"); | |
530 | fprintf(stderr, USAGE_OPTIONS_FORMAT, "-M | -model model", | |
531 | "-s | -printserver print_server"); | |
532 | fprintf(stderr, USAGE_OPTIONS_FORMAT, "-K | -kerbauth", | |
533 | "-b | -banner"); | |
534 | fprintf(stderr, USAGE_OPTIONS_FORMAT, "-NK | -nokerbauth", | |
535 | "-nb | -nobanner"); | |
536 | fprintf(stderr, USAGE_OPTIONS_FORMAT, "-l | -lpcacl list", | |
537 | "-ac | -lpracl contact"); | |
538 | fprintf(stderr, USAGE_OPTIONS_FORMAT, "-d | -duplex name", | |
539 | "-n | -noauth"); | |
540 | fprintf(stderr, USAGE_OPTIONS_FORMAT, "-m | -mac hwaddr", | |
541 | "-db | -database host[:port]"); | |
542 | exit(1); | |
543 | } | |
544 | ||
545 | int show_printer_info(char *queuename) | |
546 | { | |
547 | char hwaddr[20]; | |
548 | char *pargv[PRN_END]; | |
549 | int status, banner, i; | |
550 | ||
551 | for (i = 0; i < PRN_END; i++) | |
552 | pargv[i] = NULL; | |
553 | ||
554 | memset (hwaddr,'\0',sizeof(hwaddr)); | |
555 | ||
556 | status = wrap_mr_query("get_printer", 1, &queuename, save_printer_info, pargv); | |
557 | if (status) | |
558 | { | |
559 | com_err(whoami, status, "while getting printer information"); | |
560 | exit (1); | |
561 | } | |
562 | ||
563 | status = wrap_mr_query("get_host_hwaddr", 1, &pargv[PRN_HOSTNAME + 1], | |
564 | save_hwaddr, &hwaddr); | |
565 | ||
566 | if (status) | |
567 | sprintf (hwaddr,"none"); | |
568 | ||
569 | banner = atoi(pargv[PRN_BANNER + 1]); | |
570 | ||
571 | printf("Printer: %-18s Duplex queue: %-18s\n", pargv[PRN_NAME + 1], | |
572 | *pargv[PRN_DUPLEXNAME + 1] ? pargv[PRN_DUPLEXNAME + 1] : "[none]"); | |
573 | printf("Type: %-10s Hardware type: %-10s Hardware address: %s\n", | |
574 | pargv[PRN_TYPE + 1], pargv[PRN_HWTYPE + 1], hwaddr); | |
575 | printf("Printer hostname: %s\n", pargv[PRN_HOSTNAME + 1]); | |
576 | printf("Printer log host: %s\n", pargv[PRN_LOGHOST + 1]); | |
577 | printf("Spool host: %s\n", pargv[PRN_RM + 1]); | |
578 | printf("Remote Printer Name: %-10s Banner page: %s\n", pargv[PRN_RP + 1], | |
579 | banner ? ( banner == PRN_BANNER_FIRST ? "Yes" : "Last" ) : "No"); | |
580 | printf("Authentication: %-3s Price/page: %-3s Quota Server: %s\n", | |
581 | atoi(pargv[PRN_KA + 1]) ? "yes" : "no", pargv[PRN_PC + 1], pargv[PRN_RQ + 1]); | |
582 | printf("Restrict list: %-23s LPC ACL: %-23s\n", | |
583 | pargv[PRN_AC + 1], pargv[PRN_LPC_ACL + 1]); | |
584 | printf("Location: %s\n", pargv[PRN_LOCATION + 1]); | |
585 | printf("Contact: %s\n", pargv[PRN_CONTACT + 1]); | |
586 | printf("\n"); | |
587 | printf("Last mod by %s at %s with %s.\n", pargv[PRN_MODBY + 1], pargv[PRN_MODTIME + 1], pargv[PRN_MODWITH + 1]); | |
588 | ||
589 | return MR_CONT; | |
590 | } | |
591 | ||
592 | ||
593 | /* Copy retrieved information about a printer into a new argv */ | |
594 | ||
595 | int save_printer_info(int argc, char **argv, void *hint) | |
596 | { | |
597 | char **nargv = hint; | |
598 | ||
599 | for (argc = 0; argc < PRN_END; argc++) | |
600 | nargv[argc + 1] = strdup(argv[argc]); | |
601 | return MR_CONT; | |
602 | } | |
603 | ||
604 | int save_hwaddr(int argc, char **argv, void *hint) | |
605 | { | |
606 | char *p = hint; | |
607 | strcpy(p,argv[0]); | |
608 | return MR_CONT; | |
609 | } | |
610 | ||
611 | int wrap_mr_query(char *handle, int argc, char **argv, | |
612 | int (*callback)(int, char **, void *), void *callarg) | |
613 | { | |
614 | int status = 0; | |
615 | ||
616 | if (verbose) | |
617 | print_query(handle, argc, argv); | |
618 | ||
619 | status = mr_query(handle, argc, argv, callback, callarg); | |
620 | ||
621 | return (status); | |
622 | } | |
623 | ||
624 | void print_query(char *query_name, int argc, char **argv) | |
625 | { | |
626 | int cnt; | |
627 | ||
628 | printf("qy %s", query_name); | |
629 | for(cnt=0; cnt<argc; cnt++) | |
630 | printf(" <%s>", argv[cnt]); | |
631 | printf("\n"); | |
632 | } | |
633 | ||
634 | char *get_username(void) | |
635 | { | |
636 | char *username; | |
637 | ||
638 | username = getenv("USER"); | |
639 | if (!username) | |
640 | { | |
641 | username = mrcl_krb_user(); | |
642 | if (!username) | |
643 | { | |
644 | com_err(whoami, 0, "Could not determine username"); | |
645 | exit(1); | |
646 | } | |
647 | } | |
648 | return username; | |
649 | } | |
650 | ||
651 | /* Function Name: CountArgs | |
652 | * Description: Retrieve the number of args in a null terminated | |
653 | * arglist. | |
654 | * Arguments: info - the argument list. | |
655 | * Returns: number if args in the list. | |
656 | */ | |
657 | ||
658 | int CountArgs(char **info) | |
659 | { | |
660 | int number = 0; | |
661 | ||
662 | while (*info) | |
663 | { | |
664 | number++; | |
665 | info++; | |
666 | } | |
667 | ||
668 | return number; | |
669 | } |