xref: /freebsd/bin/ps/print.c (revision ce834215a70ff69e7e222827437116eee2f9ac6f) 
1 /*-
2  * Copyright (c) 1990, 1993, 1994
3  *	The Regents of the University of California.  All rights reserved.
4  *
5  * Redistribution and use in source and binary forms, with or without
6  * modification, are permitted provided that the following conditions
7  * are met:
8  * 1. Redistributions of source code must retain the above copyright
9  *    notice, this list of conditions and the following disclaimer.
10  * 2. Redistributions in binary form must reproduce the above copyright
11  *    notice, this list of conditions and the following disclaimer in the
12  *    documentation and/or other materials provided with the distribution.
13  * 3. All advertising materials mentioning features or use of this software
14  *    must display the following acknowledgement:
15  *	This product includes software developed by the University of
16  *	California, Berkeley and its contributors.
17  * 4. Neither the name of the University nor the names of its contributors
18  *    may be used to endorse or promote products derived from this software
19  *    without specific prior written permission.
20  *
21  * THIS SOFTWARE IS PROVIDED BY THE REGENTS AND CONTRIBUTORS ``AS IS'' AND
22  * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
23  * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
24  * ARE DISCLAIMED.  IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE
25  * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
26  * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
27  * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
28  * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
29  * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
30  * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
31  * SUCH DAMAGE.
32  *
33  *	$Id: print.c,v 1.20 1997/04/16 16:08:11 jdp Exp $
34  */
35 
36 #ifndef lint
37 static char const sccsid[] = "@(#)print.c	8.6 (Berkeley) 4/16/94";
38 #endif /* not lint */
39 
40 #include <sys/param.h>
41 #include <sys/time.h>
42 #include <sys/resource.h>
43 #include <sys/proc.h>
44 #include <sys/stat.h>
45 
46 #ifdef P_PPWAIT
47 #define NEWVM
48 #endif
49 
50 #ifdef NEWVM
51 #include <sys/ucred.h>
52 #include <sys/user.h>
53 #include <sys/sysctl.h>
54 #include <vm/vm.h>
55 #else
56 #include <machine/pte.h>
57 #include <sys/vmparam.h>
58 #include <sys/vm.h>
59 #endif
60 
61 #include <err.h>
62 #include <math.h>
63 #include <nlist.h>
64 #include <stddef.h>
65 #include <stdio.h>
66 #include <stdlib.h>
67 #include <unistd.h>
68 #include <string.h>
69 #include <vis.h>
70 
71 #include "ps.h"
72 
73 void
74 printheader()
75 {
76 	VAR *v;
77 	struct varent *vent;
78 
79 	for (vent = vhead; vent; vent = vent->next) {
80 		v = vent->var;
81 		if (v->flag & LJUST) {
82 			if (vent->next == NULL)	/* last one */
83 				(void)printf("%s", v->header);
84 			else
85 				(void)printf("%-*s", v->width, v->header);
86 		} else
87 			(void)printf("%*s", v->width, v->header);
88 		if (vent->next != NULL)
89 			(void)putchar(' ');
90 	}
91 	(void)putchar('\n');
92 }
93 
94 void
95 command(k, ve)
96 	KINFO *k;
97 	VARENT *ve;
98 {
99 	VAR *v;
100 	int left;
101 	char *cp, *vis_env, *vis_args;
102 
103 	v = ve->var;
104 
105 	if (cflag) {
106 		if (ve->next == NULL)	/* last field, don't pad */
107 			(void)printf("%s", KI_PROC(k)->p_comm);
108 		else
109 			(void)printf("%-*s", v->width, KI_PROC(k)->p_comm);
110 		return;
111 	}
112 
113 	if ((vis_args = malloc(strlen(k->ki_args) * 4 + 1)) == NULL)
114 		err(1, NULL);
115 	strvis(vis_args, k->ki_args, VIS_TAB | VIS_NL | VIS_NOSLASH);
116 	if (k->ki_env) {
117 		if ((vis_env = malloc(strlen(k->ki_env) * 4 + 1)) == NULL)
118 			err(1, NULL);
119 		strvis(vis_env, k->ki_env, VIS_TAB | VIS_NL | VIS_NOSLASH);
120 	} else
121 		vis_env = NULL;
122 
123 	if (ve->next == NULL) {
124 		/* last field */
125 		if (termwidth == UNLIMITED) {
126 			if (vis_env)
127 				(void)printf("%s ", vis_env);
128 			(void)printf("%s", vis_args);
129 		} else {
130 			left = termwidth - (totwidth - v->width);
131 			if (left < 1) /* already wrapped, just use std width */
132 				left = v->width;
133 			if ((cp = vis_env) != NULL) {
134 				while (--left >= 0 && *cp)
135 					(void)putchar(*cp++);
136 				if (--left >= 0)
137 					putchar(' ');
138 			}
139 			for (cp = vis_args; --left >= 0 && *cp != '\0';)
140 				(void)putchar(*cp++);
141 		}
142 	} else
143 		/* XXX env? */
144 		(void)printf("%-*.*s", v->width, v->width, vis_args);
145 	free(vis_args);
146 	if (vis_env != NULL)
147 		free(vis_env);
148 }
149 
150 void
151 ucomm(k, ve)
152 	KINFO *k;
153 	VARENT *ve;
154 {
155 	VAR *v;
156 
157 	v = ve->var;
158 	(void)printf("%-*s", v->width, KI_PROC(k)->p_comm);
159 }
160 
161 void
162 logname(k, ve)
163 	KINFO *k;
164 	VARENT *ve;
165 {
166 	VAR *v;
167 
168 	v = ve->var;
169 #ifndef NEWVM
170 	(void)printf("%-*s", v->width, KI_PROC(k)->p_logname);
171 #else
172 	(void)printf("%-*s", v->width, KI_EPROC(k)->e_login);
173 #endif
174 }
175 
176 void
177 state(k, ve)
178 	KINFO *k;
179 	VARENT *ve;
180 {
181 	struct proc *p;
182 	int flag;
183 	char *cp;
184 	VAR *v;
185 	char buf[16];
186 
187 	v = ve->var;
188 	p = KI_PROC(k);
189 	flag = p->p_flag;
190 	cp = buf;
191 
192 	switch (p->p_stat) {
193 
194 	case SSTOP:
195 		*cp = 'T';
196 		break;
197 
198 	case SSLEEP:
199 		if (flag & P_SINTR)	/* interuptable (long) */
200 			*cp = p->p_slptime >= MAXSLP ? 'I' : 'S';
201 		else
202 			*cp = 'D';
203 		break;
204 
205 	case SRUN:
206 	case SIDL:
207 		*cp = 'R';
208 		break;
209 
210 	case SZOMB:
211 		*cp = 'Z';
212 		break;
213 
214 	default:
215 		*cp = '?';
216 	}
217 	cp++;
218 	if (flag & P_INMEM) {
219 #ifndef NEWVM
220 		if (p->p_rssize > p->p_maxrss)
221 			*cp++ = '>';
222 #endif
223 	} else
224 		*cp++ = 'W';
225 	if (p->p_nice < NZERO)
226 		*cp++ = '<';
227 	else if (p->p_nice > NZERO)
228 		*cp++ = 'N';
229 #ifndef NEWVM
230 	if (flag & SUANOM)
231 		*cp++ = 'A';
232 	else if (flag & SSEQL)
233 		*cp++ = 'S';
234 #endif
235 	if (flag & P_TRACED)
236 		*cp++ = 'X';
237 	if (flag & P_WEXIT && p->p_stat != SZOMB)
238 		*cp++ = 'E';
239 #ifdef NEWVM
240 	if (flag & P_PPWAIT)
241 #else
242 	if (flag & SVFORK)
243 #endif
244 		*cp++ = 'V';
245 #ifdef NEWVM
246 	if (flag & (P_SYSTEM | P_NOSWAP | P_PHYSIO))
247 #else
248 	if (flag & (SSYS|SLOCK|SULOCK|SKEEP|SPHYSIO))
249 #endif
250 		*cp++ = 'L';
251 	if (KI_EPROC(k)->e_flag & EPROC_SLEADER)
252 		*cp++ = 's';
253 	if ((flag & P_CONTROLT) && KI_EPROC(k)->e_pgid == KI_EPROC(k)->e_tpgid)
254 		*cp++ = '+';
255 	*cp = '\0';
256 	(void)printf("%-*s", v->width, buf);
257 }
258 
259 void
260 pri(k, ve)
261 	KINFO *k;
262 	VARENT *ve;
263 {
264 	VAR *v;
265 
266 	v = ve->var;
267 	(void)printf("%*d", v->width, KI_PROC(k)->p_priority - PZERO);
268 }
269 
270 void
271 uname(k, ve)
272 	KINFO *k;
273 	VARENT *ve;
274 {
275 	VAR *v;
276 
277 	v = ve->var;
278 #ifndef NEWVM
279 	(void)printf("%-*s",
280 	    (int)v->width, user_from_uid(KI_PROC(k)->p_uid, 0));
281 #else
282 	(void)printf("%-*s",
283 	    (int)v->width, user_from_uid(KI_EPROC(k)->e_ucred.cr_uid, 0));
284 #endif
285 }
286 
287 int
288 s_uname(k)
289 	KINFO *k;
290 {
291 #ifndef NEWVM
292 	    return (strlen(user_from_uid(KI_PROC(k)->p_uid, 0)));
293 #else
294 	    return (strlen(user_from_uid(KI_EPROC(k)->e_ucred.cr_uid, 0)));
295 #endif
296 }
297 
298 void
299 runame(k, ve)
300 	KINFO *k;
301 	VARENT *ve;
302 {
303 	VAR *v;
304 
305 	v = ve->var;
306 #ifndef NEWVM
307 	(void)printf("%-*s",
308 	    (int)v->width, user_from_uid(KI_PROC(k)->p_ruid, 0));
309 #else
310 	(void)printf("%-*s",
311 	    (int)v->width, user_from_uid(KI_EPROC(k)->e_pcred.p_ruid, 0));
312 #endif
313 }
314 
315 int
316 s_runame(k)
317 	KINFO *k;
318 {
319 #ifndef NEWVM
320 	    return (strlen(user_from_uid(KI_PROC(k)->p_ruid, 0)));
321 #else
322 	    return (strlen(user_from_uid(KI_EPROC(k)->e_pcred.p_ruid, 0)));
323 #endif
324 }
325 
326 void
327 tdev(k, ve)
328 	KINFO *k;
329 	VARENT *ve;
330 {
331 	VAR *v;
332 	dev_t dev;
333 	char buff[16];
334 
335 	v = ve->var;
336 	dev = KI_EPROC(k)->e_tdev;
337 	if (dev == NODEV)
338 		(void)printf("%*s", v->width, "??");
339 	else {
340 		(void)snprintf(buff, sizeof(buff),
341 		    "%d/%d", major(dev), minor(dev));
342 		(void)printf("%*s", v->width, buff);
343 	}
344 }
345 
346 void
347 tname(k, ve)
348 	KINFO *k;
349 	VARENT *ve;
350 {
351 	VAR *v;
352 	dev_t dev;
353 	char *ttname;
354 
355 	v = ve->var;
356 	dev = KI_EPROC(k)->e_tdev;
357 	if (dev == NODEV || (ttname = devname(dev, S_IFCHR)) == NULL)
358 		(void)printf("%*s ", v->width-1, "??");
359 	else {
360 		if (strncmp(ttname, "tty", 3) == 0 ||
361 		    strncmp(ttname, "cua", 3) == 0)
362 			ttname += 3;
363 		(void)printf("%*.*s%c", v->width-1, v->width-1, ttname,
364 			KI_EPROC(k)->e_flag & EPROC_CTTY ? ' ' : '-');
365 	}
366 }
367 
368 void
369 longtname(k, ve)
370 	KINFO *k;
371 	VARENT *ve;
372 {
373 	VAR *v;
374 	dev_t dev;
375 	char *ttname;
376 
377 	v = ve->var;
378 	dev = KI_EPROC(k)->e_tdev;
379 	if (dev == NODEV || (ttname = devname(dev, S_IFCHR)) == NULL)
380 		(void)printf("%-*s", v->width, "??");
381 	else
382 		(void)printf("%-*s", v->width, ttname);
383 }
384 
385 void
386 started(k, ve)
387 	KINFO *k;
388 	VARENT *ve;
389 {
390 	VAR *v;
391 	static time_t now;
392 	struct tm *tp;
393 	char buf[100];
394 
395 	v = ve->var;
396 	if (!k->ki_u.u_valid) {
397 		(void)printf("%-*s", v->width, "-");
398 		return;
399 	}
400 
401 	tp = localtime(&k->ki_u.u_start.tv_sec);
402 	if (!now)
403 		(void)time(&now);
404 	if (now - k->ki_u.u_start.tv_sec < 24 * 3600) {
405 		/* I *hate* SCCS... */
406 		static char fmt[] = __CONCAT("%l:%", "M%p");
407 		(void)strftime(buf, sizeof(buf) - 1, fmt, tp);
408 	} else if (now - k->ki_u.u_start.tv_sec < 7 * 86400) {
409 		/* I *hate* SCCS... */
410 		static char fmt[] = __CONCAT("%a%", "I%p");
411 		(void)strftime(buf, sizeof(buf) - 1, fmt, tp);
412 	} else
413 		(void)strftime(buf, sizeof(buf) - 1, "%e%b%y", tp);
414 	(void)printf("%-*s", v->width, buf);
415 }
416 
417 void
418 lstarted(k, ve)
419 	KINFO *k;
420 	VARENT *ve;
421 {
422 	VAR *v;
423 	char buf[100];
424 
425 	v = ve->var;
426 	if (!k->ki_u.u_valid) {
427 		(void)printf("%-*s", v->width, "-");
428 		return;
429 	}
430 	(void)strftime(buf, sizeof(buf) -1, "%C",
431 	    localtime(&k->ki_u.u_start.tv_sec));
432 	(void)printf("%-*s", v->width, buf);
433 }
434 
435 void
436 wchan(k, ve)
437 	KINFO *k;
438 	VARENT *ve;
439 {
440 	VAR *v;
441 
442 	v = ve->var;
443 	if (KI_PROC(k)->p_wchan) {
444 		if (KI_PROC(k)->p_wmesg)
445 			(void)printf("%-*.*s", v->width, v->width,
446 				      KI_EPROC(k)->e_wmesg);
447 		else
448 			(void)printf("%-*x", v->width,
449 			    (int)KI_PROC(k)->p_wchan &~ KERNBASE);
450 	} else
451 		(void)printf("%-*s", v->width, "-");
452 }
453 
454 #define pgtok(a)        (((a)*getpagesize())/1024)
455 
456 void
457 vsize(k, ve)
458 	KINFO *k;
459 	VARENT *ve;
460 {
461 	VAR *v;
462 
463 	v = ve->var;
464 	(void)printf("%*d", v->width,
465 #ifndef NEWVM
466 	    pgtok(KI_PROC(k)->p_dsize +
467 	        KI_PROC(k)->p_ssize + KI_EPROC(k)->e_xsize));
468 #else
469 	    pgtok(KI_EPROC(k)->e_vm.vm_dsize + KI_EPROC(k)->e_vm.vm_ssize +
470 		KI_EPROC(k)->e_vm.vm_tsize));
471 #endif
472 }
473 
474 void
475 rssize(k, ve)
476 	KINFO *k;
477 	VARENT *ve;
478 {
479 	VAR *v;
480 
481 	v = ve->var;
482 #ifndef NEWVM
483 	(void)printf("%*d", v->width,
484 	    pgtok(KI_PROC(k)->p_rssize + (KI_EPROC(k)->e_xccount ?
485 	    (KI_EPROC(k)->e_xrssize / KI_EPROC(k)->e_xccount) : 0)));
486 #else
487 	/* XXX don't have info about shared */
488 	(void)printf("%*d", v->width, pgtok(KI_EPROC(k)->e_vm.vm_rssize));
489 #endif
490 }
491 
492 void
493 p_rssize(k, ve)		/* doesn't account for text */
494 	KINFO *k;
495 	VARENT *ve;
496 {
497 	VAR *v;
498 
499 	v = ve->var;
500 #ifndef NEWVM
501 	(void)printf("%*d", v->width, pgtok(KI_PROC(k)->p_rssize));
502 #else
503 	(void)printf("%*ld", v->width, (long)pgtok(KI_EPROC(k)->e_vm.vm_rssize));
504 #endif
505 }
506 
507 void
508 cputime(k, ve)
509 	KINFO *k;
510 	VARENT *ve;
511 {
512 	VAR *v;
513 	long secs;
514 	long psecs;	/* "parts" of a second. first micro, then centi */
515 	char obuff[128];
516 
517 	v = ve->var;
518 	if (KI_PROC(k)->p_stat == SZOMB || !k->ki_u.u_valid) {
519 		secs = 0;
520 		psecs = 0;
521 	} else {
522 		/*
523 		 * This counts time spent handling interrupts.  We could
524 		 * fix this, but it is not 100% trivial (and interrupt
525 		 * time fractions only work on the sparc anyway).	XXX
526 		 */
527 		secs = KI_PROC(k)->p_rtime.tv_sec;
528 		psecs = KI_PROC(k)->p_rtime.tv_usec;
529 		if (sumrusage) {
530 			secs += k->ki_u.u_cru.ru_utime.tv_sec +
531 				k->ki_u.u_cru.ru_stime.tv_sec;
532 			psecs += k->ki_u.u_cru.ru_utime.tv_usec +
533 				k->ki_u.u_cru.ru_stime.tv_usec;
534 		}
535 		/*
536 		 * round and scale to 100's
537 		 */
538 		psecs = (psecs + 5000) / 10000;
539 		secs += psecs / 100;
540 		psecs = psecs % 100;
541 	}
542 	(void)snprintf(obuff, sizeof(obuff),
543 	    "%3ld:%02ld.%02ld", secs/60, secs%60, psecs);
544 	(void)printf("%*s", v->width, obuff);
545 }
546 
547 double
548 getpcpu(k)
549 	KINFO *k;
550 {
551 	struct proc *p;
552 	static int failure;
553 
554 	if (!nlistread)
555 		failure = donlist();
556 	if (failure)
557 		return (0.0);
558 
559 	p = KI_PROC(k);
560 #define	fxtofl(fixpt)	((double)(fixpt) / fscale)
561 
562 	/* XXX - I don't like this */
563 	if (p->p_swtime == 0 || (p->p_flag & P_INMEM) == 0)
564 		return (0.0);
565 	if (rawcpu)
566 		return (10000.0 / sysconf(_SC_CLK_TCK) * fxtofl(p->p_pctcpu));
567 	return (10000.0 / sysconf(_SC_CLK_TCK) * fxtofl(p->p_pctcpu) /
568 		(1.0 - exp(p->p_swtime * log(fxtofl(ccpu)))));
569 }
570 
571 void
572 pcpu(k, ve)
573 	KINFO *k;
574 	VARENT *ve;
575 {
576 	VAR *v;
577 
578 	v = ve->var;
579 	(void)printf("%*.1f", v->width, getpcpu(k));
580 }
581 
582 double
583 getpmem(k)
584 	KINFO *k;
585 {
586 	static int failure;
587 	struct proc *p;
588 	struct eproc *e;
589 	double fracmem;
590 	int szptudot;
591 
592 	if (!nlistread)
593 		failure = donlist();
594 	if (failure)
595 		return (0.0);
596 
597 	p = KI_PROC(k);
598 	e = KI_EPROC(k);
599 	if ((p->p_flag & P_INMEM) == 0)
600 		return (0.0);
601 #ifndef NEWVM
602 	szptudot = UPAGES + clrnd(ctopt(p->p_dsize + p->p_ssize + e->e_xsize));
603 	fracmem = ((float)p->p_rssize + szptudot)/CLSIZE/mempages;
604 	if (p->p_textp && e->e_xccount)
605 		fracmem += ((float)e->e_xrssize)/CLSIZE/e->e_xccount/mempages;
606 #else
607 	/* XXX want pmap ptpages, segtab, etc. (per architecture) */
608 	szptudot = UPAGES;
609 	/* XXX don't have info about shared */
610 	fracmem = ((float)e->e_vm.vm_rssize + szptudot)/mempages;
611 #endif
612 	return (100.0 * fracmem);
613 }
614 
615 void
616 pmem(k, ve)
617 	KINFO *k;
618 	VARENT *ve;
619 {
620 	VAR *v;
621 
622 	v = ve->var;
623 	(void)printf("%*.1f", v->width, getpmem(k));
624 }
625 
626 void
627 pagein(k, ve)
628 	KINFO *k;
629 	VARENT *ve;
630 {
631 	VAR *v;
632 
633 	v = ve->var;
634 	(void)printf("%*ld", v->width,
635 	    k->ki_u.u_valid ? k->ki_u.u_ru.ru_majflt : 0);
636 }
637 
638 void
639 maxrss(k, ve)
640 	KINFO *k;
641 	VARENT *ve;
642 {
643 	VAR *v;
644 
645 	v = ve->var;
646 #ifndef NEWVM	/* not yet */
647 	if (KI_PROC(k)->p_maxrss != (RLIM_INFINITY/PAGE_SIZE))
648 		(void)printf("%*d", v->width, pgtok(KI_PROC(k)->p_maxrss));
649 	else
650 #endif
651 		(void)printf("%*s", v->width, "-");
652 }
653 
654 void
655 tsize(k, ve)
656 	KINFO *k;
657 	VARENT *ve;
658 {
659 	VAR *v;
660 
661 	v = ve->var;
662 #ifndef NEWVM
663 	(void)printf("%*d", v->width, pgtok(KI_EPROC(k)->e_xsize));
664 #else
665 	(void)printf("%*ld", v->width, (long)pgtok(KI_EPROC(k)->e_vm.vm_tsize));
666 #endif
667 }
668 
669 #ifndef NEWVM
670 void
671 trss(k, ve)
672 	KINFO *k;
673 	VARENT *ve;
674 {
675 	VAR *v;
676 
677 	v = ve->var;
678 	(void)printf("%*d", v->width, pgtok(KI_EPROC(k)->e_xrssize));
679 }
680 #endif
681 
682 /*
683  * Generic output routines.  Print fields from various prototype
684  * structures.
685  */
686 static void
687 printval(bp, v)
688 	char *bp;
689 	VAR *v;
690 {
691 	static char ofmt[32] = "%";
692 	char *fcp, *cp;
693 
694 	cp = ofmt + 1;
695 	fcp = v->fmt;
696 	if (v->flag & LJUST)
697 		*cp++ = '-';
698 	*cp++ = '*';
699 	while ((*cp++ = *fcp++));
700 
701 	switch (v->type) {
702 	case CHAR:
703 		(void)printf(ofmt, v->width, *(char *)bp);
704 		break;
705 	case UCHAR:
706 		(void)printf(ofmt, v->width, *(u_char *)bp);
707 		break;
708 	case SHORT:
709 		(void)printf(ofmt, v->width, *(short *)bp);
710 		break;
711 	case USHORT:
712 		(void)printf(ofmt, v->width, *(u_short *)bp);
713 		break;
714 	case LONG:
715 		(void)printf(ofmt, v->width, *(long *)bp);
716 		break;
717 	case ULONG:
718 		(void)printf(ofmt, v->width, *(u_long *)bp);
719 		break;
720 	case KPTR:
721 		(void)printf(ofmt, v->width, *(u_long *)bp &~ KERNBASE);
722 		break;
723 	default:
724 		errx(1, "unknown type %d", v->type);
725 	}
726 }
727 
728 void
729 pvar(k, ve)
730 	KINFO *k;
731 	VARENT *ve;
732 {
733 	VAR *v;
734 
735 	v = ve->var;
736 	printval((char *)((char *)KI_PROC(k) + v->off), v);
737 }
738 
739 void
740 evar(k, ve)
741 	KINFO *k;
742 	VARENT *ve;
743 {
744 	VAR *v;
745 
746 	v = ve->var;
747 	printval((char *)((char *)KI_EPROC(k) + v->off), v);
748 }
749 
750 void
751 uvar(k, ve)
752 	KINFO *k;
753 	VARENT *ve;
754 {
755 	VAR *v;
756 
757 	v = ve->var;
758 	if (k->ki_u.u_valid)
759 		printval((char *)((char *)&k->ki_u + v->off), v);
760 	else
761 		(void)printf("%*s", v->width, "-");
762 }
763 
764 void
765 rvar(k, ve)
766 	KINFO *k;
767 	VARENT *ve;
768 {
769 	VAR *v;
770 
771 	v = ve->var;
772 	if (k->ki_u.u_valid)
773 		printval((char *)((char *)(&k->ki_u.u_ru) + v->off), v);
774 	else
775 		(void)printf("%*s", v->width, "-");
776 }
777