xref: /illumos-gate/usr/src/cmd/zdump/zdump.c (revision 6918308b4f7a98b1ab7146af715a679a95b03288)
1 /*
2  * CDDL HEADER START
3  *
4  * The contents of this file are subject to the terms of the
5  * Common Development and Distribution License, Version 1.0 only
6  * (the "License").  You may not use this file except in compliance
7  * with the License.
8  *
9  * You can obtain a copy of the license at usr/src/OPENSOLARIS.LICENSE
10  * or http://www.opensolaris.org/os/licensing.
11  * See the License for the specific language governing permissions
12  * and limitations under the License.
13  *
14  * When distributing Covered Code, include this CDDL HEADER in each
15  * file and include the License file at usr/src/OPENSOLARIS.LICENSE.
16  * If applicable, add the following below this CDDL HEADER, with the
17  * fields enclosed by brackets "[]" replaced with your own identifying
18  * information: Portions Copyright [yyyy] [name of copyright owner]
19  *
20  * CDDL HEADER END
21  */
22 /*
23  * Copyright 2005 Sun Microsystems, Inc.  All rights reserved.
24  * Use is subject to license terms.
25  */
26 
27 #pragma ident	"%Z%%M%	%I%	%E% SMI"
28 
29 /*
30  * zdump 7.24
31  * Taken from elsie.nci.nih.gov to replace the existing Solaris zdump,
32  * which was based on an earlier version of the elsie code.
33  *
34  * For zdump 7.24, the following changes were made to the elsie code:
35  *   locale/textdomain/messages to match existing Solaris style.
36  *   Solaris verbose mode is documented to display the current time first.
37  *   cstyle cleaned code.
38  *   removed old locale/textdomain code.
39  */
40 
41 static char	elsieid[] = "@(#)zdump.c	7.68";
42 
43 /*
44  * This code has been made independent of the rest of the time
45  * conversion package to increase confidence in the verification it provides.
46  * You can use this code to help in verifying other implementations.
47  */
48 
49 #include "stdio.h"	/* for stdout, stderr, perror */
50 #include "string.h"	/* for strcpy */
51 #include "sys/types.h"	/* for time_t */
52 #include "time.h"	/* for struct tm */
53 #include "stdlib.h"	/* for exit, malloc, atoi */
54 #include "locale.h"	/* for setlocale, textdomain */
55 #include "libintl.h"
56 #include <ctype.h>
57 #include "tzfile.h"	/* for defines */
58 #include <limits.h>
59 
60 #ifndef ZDUMP_LO_YEAR
61 #define	ZDUMP_LO_YEAR	(-500)
62 #endif /* !defined ZDUMP_LO_YEAR */
63 
64 #ifndef ZDUMP_HI_YEAR
65 #define	ZDUMP_HI_YEAR	2500
66 #endif /* !defined ZDUMP_HI_YEAR */
67 
68 #ifndef MAX_STRING_LENGTH
69 #define	MAX_STRING_LENGTH	1024
70 #endif /* !defined MAX_STRING_LENGTH */
71 
72 #ifndef TRUE
73 #define	TRUE		1
74 #endif /* !defined TRUE */
75 
76 #ifndef FALSE
77 #define	FALSE		0
78 #endif /* !defined FALSE */
79 
80 #ifndef isleap_sum
81 /*
82  * See tzfile.h for details on isleap_sum.
83  */
84 #define	isleap_sum(a, b)	isleap((a) % 400 + (b) % 400)
85 #endif /* !defined isleap_sum */
86 
87 #ifndef SECSPERDAY
88 #define	SECSPERDAY	((long)SECSPERHOUR * HOURSPERDAY)
89 #endif
90 #define	SECSPERNYEAR	(SECSPERDAY * DAYSPERNYEAR)
91 #define	SECSPERLYEAR	(SECSPERNYEAR + SECSPERDAY)
92 
93 #ifndef GNUC_or_lint
94 #ifdef lint
95 #define	GNUC_or_lint
96 #else /* !defined lint */
97 #ifdef __GNUC__
98 #define	GNUC_or_lint
99 #endif /* defined __GNUC__ */
100 #endif /* !defined lint */
101 #endif /* !defined GNUC_or_lint */
102 
103 #ifndef INITIALIZE
104 #ifdef	GNUC_or_lint
105 #define	INITIALIZE(x)	((x) = 0)
106 #else /* !defined GNUC_or_lint */
107 #define	INITIALIZE(x)
108 #endif /* !defined GNUC_or_lint */
109 #endif /* !defined INITIALIZE */
110 
111 static time_t	absolute_min_time;
112 static time_t	absolute_max_time;
113 static size_t	longest;
114 static char	*progname;
115 static int	warned;
116 
117 static char	*abbr(struct tm *);
118 static void	abbrok(const char *, const char *);
119 static long	delta(struct tm *, struct tm *);
120 static void	dumptime(const struct tm *);
121 static time_t	hunt(char *, time_t, time_t);
122 static void	setabsolutes(void);
123 static void	show(char *, time_t, int);
124 static void	usage(void);
125 static const char	*tformat(void);
126 static time_t	yeartot(long y);
127 
128 #ifndef TYPECHECK
129 #define	my_localtime	localtime
130 #else /* !defined TYPECHECK */
131 static struct tm *
132 my_localtime(tp)
133 time_t *tp;
134 {
135 	register struct tm *tmp;
136 
137 	tmp = localtime(tp);
138 	if (tp != NULL && tmp != NULL) {
139 		struct tm	tm;
140 		register time_t	t;
141 
142 		tm = *tmp;
143 		t = mktime(&tm);
144 		if (t - *tp >= 1 || *tp - t >= 1) {
145 			(void) fflush(stdout);
146 			(void) fprintf(stderr, "\n%s: ", progname);
147 			(void) fprintf(stderr, tformat(), *tp);
148 			(void) fprintf(stderr, " ->");
149 			(void) fprintf(stderr, " year=%d", tmp->tm_year);
150 			(void) fprintf(stderr, " mon=%d", tmp->tm_mon);
151 			(void) fprintf(stderr, " mday=%d", tmp->tm_mday);
152 			(void) fprintf(stderr, " hour=%d", tmp->tm_hour);
153 			(void) fprintf(stderr, " min=%d", tmp->tm_min);
154 			(void) fprintf(stderr, " sec=%d", tmp->tm_sec);
155 			(void) fprintf(stderr, " isdst=%d", tmp->tm_isdst);
156 			(void) fprintf(stderr, " -> ");
157 			(void) fprintf(stderr, tformat(), t);
158 			(void) fprintf(stderr, "\n");
159 		}
160 	}
161 	return (tmp);
162 }
163 #endif /* !defined TYPECHECK */
164 
165 static void
166 abbrok(abbrp, zone)
167 const char * const	abbrp;
168 const char * const	zone;
169 {
170 	register const char *cp;
171 	int error = 0;
172 
173 	if (warned)
174 		return;
175 	cp = abbrp;
176 	while (isascii(*cp) && isalpha((unsigned char)*cp))
177 		++cp;
178 	(void) fflush(stdout);
179 	if (cp - abbrp == 0) {
180 		/*
181 		 * TRANSLATION_NOTE
182 		 * The first %s prints for the program name (zdump),
183 		 * the second %s prints the timezone name, the third
184 		 * %s prints the timezone abbreviation (tzname[0] or
185 		 * tzname[1]).
186 		 */
187 		(void) fprintf(stderr, gettext("%s: warning: zone \"%s\" "
188 		    "abbreviation \"%s\" lacks alphabetic at start\n"),
189 		    progname, zone, abbrp);
190 		error = 1;
191 	} else if (cp - abbrp < 3) {
192 		(void) fprintf(stderr, gettext("%s: warning: zone \"%s\" "
193 		    "abbreviation \"%s\" has fewer than 3 alphabetics\n"),
194 		    progname, zone, abbrp);
195 		error = 1;
196 	} else if (cp - abbrp > 6) {
197 		(void) fprintf(stderr, gettext("%s: warning: zone \"%s\" "
198 		    "abbreviation \"%s\" has more than 6 alphabetics\n"),
199 		    progname, zone, abbrp);
200 		error = 1;
201 	}
202 	if (error == 0 && (*cp == '+' || *cp == '-')) {
203 		++cp;
204 		if (isascii(*cp) && isdigit((unsigned char)*cp))
205 			if (*cp++ == '1' && *cp >= '0' && *cp <= '4')
206 				++cp;
207 	}
208 	if (error == 0 && *cp != '\0') {
209 		(void) fprintf(stderr, gettext("%s: warning: zone \"%s\" "
210 		    "abbreviation \"%s\" differs from POSIX standard\n"),
211 		    progname, zone, abbrp);
212 		error = 1;
213 	}
214 	if (error)
215 		warned = TRUE;
216 }
217 
218 int
219 main(argc, argv)
220 int	argc;
221 char	*argv[];
222 {
223 	register int		i;
224 	register int		c;
225 	register int		vflag;
226 	register char		*cutarg;
227 	register long		cutloyear = ZDUMP_LO_YEAR;
228 	register long		cuthiyear = ZDUMP_HI_YEAR;
229 	register time_t		cutlotime;
230 	register time_t		cuthitime;
231 	time_t			now;
232 	time_t			t;
233 	time_t			newt;
234 	struct tm		tm;
235 	struct tm		newtm;
236 	register struct tm	*tmp;
237 	register struct tm	*newtmp;
238 
239 	INITIALIZE(cutlotime);
240 	INITIALIZE(cuthitime);
241 
242 	(void) setlocale(LC_ALL, "");
243 #if !defined(TEXT_DOMAIN)		/* Should be defined by cc -D */
244 #define	TEXT_DOMAIN	"SYS_TEST"	/* Use this only if it weren't */
245 #endif
246 	(void) textdomain(TEXT_DOMAIN);
247 
248 	progname = argv[0];
249 	for (i = 1; i < argc; ++i)
250 		if (strcmp(argv[i], "--version") == 0) {
251 			(void) printf("%s\n", elsieid);
252 			exit(EXIT_SUCCESS);
253 		}
254 	vflag = 0;
255 	cutarg = NULL;
256 	while ((c = getopt(argc, argv, "c:v")) == 'c' || c == 'v')
257 		if (c == 'v')
258 			vflag = 1;
259 		else	cutarg = optarg;
260 	if (c != EOF ||
261 		(optind == argc - 1 && strcmp(argv[optind], "=") == 0)) {
262 			usage();
263 			/* NOTREACHED */
264 	}
265 	if (vflag) {
266 		if (cutarg != NULL) {
267 			long	lo;
268 			long	hi;
269 			char	dummy;
270 
271 			if (sscanf(cutarg, "%ld%c", &hi, &dummy) == 1) {
272 				cuthiyear = hi;
273 			} else if (sscanf(cutarg, "%ld,%ld%c",
274 				&lo, &hi, &dummy) == 2) {
275 					cutloyear = lo;
276 					cuthiyear = hi;
277 			} else {
278 (void) fprintf(stderr, gettext("%s: wild -c argument %s\n"),
279 					progname, cutarg);
280 				exit(EXIT_FAILURE);
281 			}
282 		}
283 		setabsolutes();
284 		cutlotime = yeartot(cutloyear);
285 		cuthitime = yeartot(cuthiyear);
286 	}
287 	(void) time(&now);
288 	longest = 0;
289 	for (i = optind; i < argc; ++i)
290 		if (strlen(argv[i]) > longest)
291 			longest = strlen(argv[i]);
292 
293 	for (i = optind; i < argc; ++i) {
294 		static char	buf[MAX_STRING_LENGTH];
295 		static char	*tzp = NULL;
296 
297 		(void) unsetenv("TZ");
298 		if (tzp != NULL)
299 			free(tzp);
300 		if ((tzp = malloc(3 + strlen(argv[i]) + 1)) == NULL) {
301 			perror(progname);
302 			exit(EXIT_FAILURE);
303 		}
304 		(void) strcpy(tzp, "TZ=");
305 		(void) strcat(tzp, argv[i]);
306 		if (putenv(tzp) != 0) {
307 			perror(progname);
308 			exit(EXIT_FAILURE);
309 		}
310 		if (!vflag) {
311 			show(argv[i], now, FALSE);
312 			continue;
313 		}
314 
315 #if defined(sun)
316 		/*
317 		 * We show the current time first, probably because we froze
318 		 * the behavior of zdump some time ago and then it got
319 		 * changed.
320 		 */
321 		show(argv[i], now, TRUE);
322 #endif
323 		warned = FALSE;
324 		t = absolute_min_time;
325 		show(argv[i], t, TRUE);
326 		t += SECSPERHOUR * HOURSPERDAY;
327 		show(argv[i], t, TRUE);
328 		if (t < cutlotime)
329 			t = cutlotime;
330 		tmp = my_localtime(&t);
331 		if (tmp != NULL) {
332 			tm = *tmp;
333 			(void) strncpy(buf, abbr(&tm), sizeof (buf) - 1);
334 		}
335 		for (;;) {
336 			if (t >= cuthitime)
337 				break;
338 			newt = t + SECSPERHOUR * 12;
339 			if (newt >= cuthitime)
340 				break;
341 			if (newt <= t)
342 				break;
343 			newtmp = localtime(&newt);
344 			if (newtmp != NULL)
345 				newtm = *newtmp;
346 			if ((tmp == NULL || newtmp == NULL) ? (tmp != newtmp) :
347 				(delta(&newtm, &tm) != (newt - t) ||
348 				newtm.tm_isdst != tm.tm_isdst ||
349 				strcmp(abbr(&newtm), buf) != 0)) {
350 					newt = hunt(argv[i], t, newt);
351 					newtmp = localtime(&newt);
352 					if (newtmp != NULL) {
353 						newtm = *newtmp;
354 						(void) strncpy(buf,
355 							abbr(&newtm),
356 							sizeof (buf) - 1);
357 					}
358 			}
359 			t = newt;
360 			tm = newtm;
361 			tmp = newtmp;
362 		}
363 		t = absolute_max_time;
364 #if defined(sun)
365 		show(argv[i], t, TRUE);
366 		t -= SECSPERHOUR * HOURSPERDAY;
367 		show(argv[i], t, TRUE);
368 #else /* !defined(sun) */
369 		t -= SECSPERHOUR * HOURSPERDAY;
370 		show(argv[i], t, TRUE);
371 		t += SECSPERHOUR * HOURSPERDAY;
372 		show(argv[i], t, TRUE);
373 #endif /* !defined(sun) */
374 	}
375 	if (fflush(stdout) || ferror(stdout)) {
376 		(void) fprintf(stderr, "%s: ", progname);
377 		(void) perror(gettext("Error writing standard output"));
378 		exit(EXIT_FAILURE);
379 	}
380 	return (EXIT_SUCCESS);
381 }
382 
383 static void
384 setabsolutes()
385 {
386 #if defined(sun)
387 	absolute_min_time = LONG_MIN;
388 	absolute_max_time = LONG_MAX;
389 #else
390 	if (0.5 == (time_t)0.5) {
391 		/*
392 		 * time_t is floating.
393 		 */
394 		if (sizeof (time_t) == sizeof (float)) {
395 			absolute_min_time = (time_t)-FLT_MAX;
396 			absolute_max_time = (time_t)FLT_MAX;
397 		} else if (sizeof (time_t) == sizeof (double)) {
398 			absolute_min_time = (time_t)-DBL_MAX;
399 			absolute_max_time = (time_t)DBL_MAX;
400 		} else {
401 			(void) fprintf(stderr, gettext("%s: use of -v on "
402 			    "system with floating time_t other than float "
403 			    "or double\n"), progname);
404 			exit(EXIT_FAILURE);
405 		}
406 	} else
407 	/*CONSTANTCONDITION*/
408 	if (0 > (time_t)-1) {
409 		/*
410 		 * time_t is signed.
411 		 */
412 		register time_t	hibit;
413 
414 		for (hibit = 1; (hibit * 2) != 0; hibit *= 2)
415 			continue;
416 		absolute_min_time = hibit;
417 		absolute_max_time = -(hibit + 1);
418 	} else {
419 		/*
420 		 * time_t is unsigned.
421 		 */
422 		absolute_min_time = 0;
423 		absolute_max_time = absolute_min_time - 1;
424 	}
425 #endif
426 }
427 
428 static time_t
429 yeartot(y)
430 const long	y;
431 {
432 	register long	myy;
433 	register long	seconds;
434 	register time_t	t;
435 
436 	myy = EPOCH_YEAR;
437 	t = 0;
438 	while (myy != y) {
439 		if (myy < y) {
440 			seconds = isleap(myy) ? SECSPERLYEAR : SECSPERNYEAR;
441 			++myy;
442 			if (t > absolute_max_time - seconds) {
443 				t = absolute_max_time;
444 				break;
445 			}
446 			t += seconds;
447 		} else {
448 			--myy;
449 			seconds = isleap(myy) ? SECSPERLYEAR : SECSPERNYEAR;
450 			if (t < absolute_min_time + seconds) {
451 				t = absolute_min_time;
452 				break;
453 			}
454 			t -= seconds;
455 		}
456 	}
457 	return (t);
458 }
459 
460 static time_t
461 hunt(name, lot, hit)
462 char	*name;
463 time_t	lot;
464 time_t	hit;
465 {
466 	time_t			t;
467 	long			diff;
468 	struct tm		lotm;
469 	register struct tm	*lotmp;
470 	struct tm		tm;
471 	register struct tm	*tmp;
472 	char			loab[MAX_STRING_LENGTH];
473 
474 	lotmp = my_localtime(&lot);
475 	if (lotmp != NULL) {
476 		lotm = *lotmp;
477 		(void) strncpy(loab, abbr(&lotm), sizeof (loab) - 1);
478 	}
479 	for (;;) {
480 		diff = (long)(hit - lot);
481 		if (diff < 2)
482 			break;
483 		t = lot;
484 		t += diff / 2;
485 		if (t <= lot)
486 			++t;
487 		else if (t >= hit)
488 			--t;
489 		tmp = my_localtime(&t);
490 		if (tmp != NULL)
491 			tm = *tmp;
492 		if ((lotmp == NULL || tmp == NULL) ? (lotmp == tmp) :
493 			(delta(&tm, &lotm) == (t - lot) &&
494 			tm.tm_isdst == lotm.tm_isdst &&
495 			strcmp(abbr(&tm), loab) == 0)) {
496 				lot = t;
497 				lotm = tm;
498 				lotmp = tmp;
499 		} else	hit = t;
500 	}
501 	show(name, lot, TRUE);
502 	show(name, hit, TRUE);
503 	return (hit);
504 }
505 
506 /*
507  * Thanks to Paul Eggert (eggert@twinsun.com) for logic used in delta.
508  */
509 
510 static long
511 delta(newp, oldp)
512 struct tm	*newp;
513 struct tm	*oldp;
514 {
515 	register long	result;
516 	register int	tmy;
517 
518 	if (newp->tm_year < oldp->tm_year)
519 		return (-delta(oldp, newp));
520 	result = 0;
521 	for (tmy = oldp->tm_year; tmy < newp->tm_year; ++tmy)
522 		result += DAYSPERNYEAR + isleap_sum(tmy, TM_YEAR_BASE);
523 	result += newp->tm_yday - oldp->tm_yday;
524 	result *= HOURSPERDAY;
525 	result += newp->tm_hour - oldp->tm_hour;
526 	result *= MINSPERHOUR;
527 	result += newp->tm_min - oldp->tm_min;
528 	result *= SECSPERMIN;
529 	result += newp->tm_sec - oldp->tm_sec;
530 	return (result);
531 }
532 
533 static void
534 show(zone, t, v)
535 char	*zone;
536 time_t	t;
537 int	v;
538 {
539 	register struct tm	*tmp;
540 
541 	(void) printf("%-*s  ", (int)longest, zone);
542 	if (v) {
543 		tmp = gmtime(&t);
544 		if (tmp == NULL) {
545 			(void) printf(tformat(), t);
546 		} else {
547 			dumptime(tmp);
548 			(void) printf(" UTC");
549 		}
550 		(void) printf(" = ");
551 	}
552 	tmp = my_localtime(&t);
553 	dumptime(tmp);
554 	if (tmp != NULL) {
555 		if (*abbr(tmp) != '\0')
556 			(void) printf(" %s", abbr(tmp));
557 		if (v) {
558 			(void) printf(" isdst=%d", tmp->tm_isdst);
559 #ifdef TM_GMTOFF
560 			(void) printf(" gmtoff=%ld", tmp->TM_GMTOFF);
561 #endif /* defined TM_GMTOFF */
562 		}
563 	}
564 	(void) printf("\n");
565 	if (tmp != NULL && *abbr(tmp) != '\0')
566 		abbrok(abbr(tmp), zone);
567 }
568 
569 static char *
570 abbr(tmp)
571 struct tm	*tmp;
572 {
573 	register char	*result;
574 	static char	nada;
575 
576 	if (tmp->tm_isdst != 0 && tmp->tm_isdst != 1)
577 		return (&nada);
578 	result = tzname[tmp->tm_isdst];
579 	return ((result == NULL) ? &nada : result);
580 }
581 
582 /*
583  * The code below can fail on certain theoretical systems;
584  * it works on all known real-world systems as of 2004-12-30.
585  */
586 
587 static const char *
588 tformat()
589 {
590 #if defined(sun)
591 	/* time_t is signed long */
592 	return ("%ld");
593 #else
594 	/*CONSTANTCONDITION*/
595 	if (0.5 == (time_t)0.5) {	/* floating */
596 		/*CONSTANTCONDITION*/
597 		if (sizeof (time_t) > sizeof (double))
598 			return ("%Lg");
599 		return ("%g");
600 	}
601 	/*CONSTANTCONDITION*/
602 	if (0 > (time_t)-1) {		/* signed */
603 		/*CONSTANTCONDITION*/
604 		if (sizeof (time_t) > sizeof (long))
605 			return ("%lld");
606 		/*CONSTANTCONDITION*/
607 		if (sizeof (time_t) > sizeof (int))
608 			return ("%ld");
609 		return ("%d");
610 	}
611 	/*CONSTANTCONDITION*/
612 	if (sizeof (time_t) > sizeof (unsigned long))
613 		return ("%llu");
614 	/*CONSTANTCONDITION*/
615 	if (sizeof (time_t) > sizeof (unsigned int))
616 		return ("%lu");
617 	return ("%u");
618 #endif
619 }
620 
621 static void
622 dumptime(timeptr)
623 register const struct tm	*timeptr;
624 {
625 	static const char	wday_name[][3] = {
626 		"Sun", "Mon", "Tue", "Wed", "Thu", "Fri", "Sat"
627 	};
628 	static const char	mon_name[][3] = {
629 		"Jan", "Feb", "Mar", "Apr", "May", "Jun",
630 		"Jul", "Aug", "Sep", "Oct", "Nov", "Dec"
631 	};
632 	register const char	*wn;
633 	register const char	*mn;
634 	register int		lead;
635 	register int		trail;
636 
637 	if (timeptr == NULL) {
638 		(void) printf("NULL");
639 		return;
640 	}
641 	/*
642 	 * The packaged versions of localtime and gmtime never put out-of-range
643 	 * values in tm_wday or tm_mon, but since this code might be compiled
644 	 * with other (perhaps experimental) versions, paranoia is in order.
645 	 */
646 	if (timeptr->tm_wday < 0 || timeptr->tm_wday >=
647 		(int)(sizeof (wday_name) / sizeof (wday_name[0])))
648 			wn = "???";
649 	else		wn = wday_name[timeptr->tm_wday];
650 	if (timeptr->tm_mon < 0 || timeptr->tm_mon >=
651 		(int)(sizeof (mon_name) / sizeof (mon_name[0])))
652 			mn = "???";
653 	else		mn = mon_name[timeptr->tm_mon];
654 	(void) printf("%.3s %.3s%3d %.2d:%.2d:%.2d ",
655 		wn, mn,
656 		timeptr->tm_mday, timeptr->tm_hour,
657 		timeptr->tm_min, timeptr->tm_sec);
658 #define	DIVISOR	10
659 	trail = timeptr->tm_year % DIVISOR + TM_YEAR_BASE % DIVISOR;
660 	lead = timeptr->tm_year / DIVISOR + TM_YEAR_BASE / DIVISOR +
661 		trail / DIVISOR;
662 	trail %= DIVISOR;
663 	if (trail < 0 && lead > 0) {
664 		trail += DIVISOR;
665 		--lead;
666 	} else if (lead < 0 && trail > 0) {
667 		trail -= DIVISOR;
668 		++lead;
669 	}
670 	if (lead == 0)
671 		(void) printf("%d", trail);
672 	else
673 		(void) printf("%d%d", lead, ((trail < 0) ? -trail : trail));
674 }
675 
676 static void
677 usage()
678 {
679 	(void) fprintf(stderr, gettext(
680 	    "%s: [ --version ] [ -v ] [ -c [loyear,]hiyear ] zonename ...\n"),
681 		progname);
682 	exit(EXIT_FAILURE);
683 	/* NOTREACHED */
684 }
685