xref: /netbsd-src/bin/ps/print.c (revision 08c81a9c2dc8c7300e893321eb65c0925d60871c)
1 /*	$NetBSD: print.c,v 1.74 2002/06/19 08:11:55 jdolecek Exp $	*/
2 
3 /*
4  * Copyright (c) 2000 The NetBSD Foundation, Inc.
5  * All rights reserved.
6  *
7  * This code is derived from software contributed to The NetBSD Foundation
8  * by Simon Burge.
9  *
10  * Redistribution and use in source and binary forms, with or without
11  * modification, are permitted provided that the following conditions
12  * are met:
13  * 1. Redistributions of source code must retain the above copyright
14  *    notice, this list of conditions and the following disclaimer.
15  * 2. Redistributions in binary form must reproduce the above copyright
16  *    notice, this list of conditions and the following disclaimer in the
17  *    documentation and/or other materials provided with the distribution.
18  * 3. All advertising materials mentioning features or use of this software
19  *    must display the following acknowledgement:
20  *        This product includes software developed by the NetBSD
21  *        Foundation, Inc. and its contributors.
22  * 4. Neither the name of The NetBSD Foundation nor the names of its
23  *    contributors may be used to endorse or promote products derived
24  *    from this software without specific prior written permission.
25  *
26  * THIS SOFTWARE IS PROVIDED BY THE NETBSD FOUNDATION, INC. AND CONTRIBUTORS
27  * ``AS IS'' AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED
28  * TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
29  * PURPOSE ARE DISCLAIMED.  IN NO EVENT SHALL THE FOUNDATION OR CONTRIBUTORS
30  * BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
31  * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
32  * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
33  * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
34  * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
35  * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
36  * POSSIBILITY OF SUCH DAMAGE.
37  */
38 
39 /*
40  * Copyright (c) 1990, 1993, 1994
41  *	The Regents of the University of California.  All rights reserved.
42  *
43  * Redistribution and use in source and binary forms, with or without
44  * modification, are permitted provided that the following conditions
45  * are met:
46  * 1. Redistributions of source code must retain the above copyright
47  *    notice, this list of conditions and the following disclaimer.
48  * 2. Redistributions in binary form must reproduce the above copyright
49  *    notice, this list of conditions and the following disclaimer in the
50  *    documentation and/or other materials provided with the distribution.
51  * 3. All advertising materials mentioning features or use of this software
52  *    must display the following acknowledgement:
53  *	This product includes software developed by the University of
54  *	California, Berkeley and its contributors.
55  * 4. Neither the name of the University nor the names of its contributors
56  *    may be used to endorse or promote products derived from this software
57  *    without specific prior written permission.
58  *
59  * THIS SOFTWARE IS PROVIDED BY THE REGENTS AND CONTRIBUTORS ``AS IS'' AND
60  * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
61  * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
62  * ARE DISCLAIMED.  IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE
63  * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
64  * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
65  * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
66  * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
67  * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
68  * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
69  * SUCH DAMAGE.
70  */
71 
72 #include <sys/cdefs.h>
73 #ifndef lint
74 #if 0
75 static char sccsid[] = "@(#)print.c	8.6 (Berkeley) 4/16/94";
76 #else
77 __RCSID("$NetBSD: print.c,v 1.74 2002/06/19 08:11:55 jdolecek Exp $");
78 #endif
79 #endif /* not lint */
80 
81 #include <sys/param.h>
82 #include <sys/time.h>
83 #include <sys/resource.h>
84 #include <sys/proc.h>
85 #include <sys/stat.h>
86 #include <sys/ucred.h>
87 #include <sys/sysctl.h>
88 
89 #include <err.h>
90 #include <kvm.h>
91 #include <math.h>
92 #include <nlist.h>
93 #include <pwd.h>
94 #include <stddef.h>
95 #include <stdio.h>
96 #include <stdlib.h>
97 #include <string.h>
98 #include <time.h>
99 #include <tzfile.h>
100 #include <unistd.h>
101 
102 #include "ps.h"
103 
104 static char *cmdpart __P((char *));
105 static void  printval __P((void *, VAR *, int));
106 static int   titlecmp __P((char *, char **));
107 
108 static void  doubleprintorsetwidth __P((VAR *, double, int, int));
109 static void  intprintorsetwidth __P((VAR *, int, int));
110 static void  strprintorsetwidth __P((VAR *, const char *, int));
111 
112 #define	min(a,b)	((a) <= (b) ? (a) : (b))
113 #define	max(a,b)	((a) >= (b) ? (a) : (b))
114 
115 static char *
116 cmdpart(arg0)
117 	char *arg0;
118 {
119 	char *cp;
120 
121 	return ((cp = strrchr(arg0, '/')) != NULL ? cp + 1 : arg0);
122 }
123 
124 void
125 printheader()
126 {
127 	int len;
128 	VAR *v;
129 	struct varent *vent;
130 	static int firsttime = 1;
131 
132 	for (vent = vhead; vent; vent = vent->next) {
133 		v = vent->var;
134 		if (firsttime) {
135 			len = strlen(v->header);
136 			if (len > v->width)
137 				v->width = len;
138 			totwidth += v->width + 1;	/* +1 for space */
139 		}
140 		if (v->flag & LJUST) {
141 			if (vent->next == NULL)	/* last one */
142 				(void)printf("%s", v->header);
143 			else
144 				(void)printf("%-*s", v->width,
145 				    v->header);
146 		} else
147 			(void)printf("%*s", v->width, v->header);
148 		if (vent->next != NULL)
149 			(void)putchar(' ');
150 	}
151 	(void)putchar('\n');
152 	if (firsttime) {
153 		firsttime = 0;
154 		totwidth--;	/* take off last space */
155 	}
156 }
157 
158 /*
159  * Return 1 if the the command name in the argument vector (u-area) does
160  * not match the command name (p_comm)
161  */
162 static int
163 titlecmp(name, argv)
164 	char *name;
165 	char **argv;
166 {
167 	char *title;
168 	int namelen;
169 
170 
171 	/* no argument vector == no match; system processes/threads do that */
172 	if (argv == 0 || argv[0] == 0)
173 		return (1);
174 
175 	title = cmdpart(argv[0]);
176 
177 	/* the basename matches */
178 	if (!strcmp(name, title))
179 		return (0);
180 
181 	/* handle login shells, by skipping the leading - */
182 	if (title[0] == '-' && !strcmp(name, title+1))
183 		return (0);
184 
185 	namelen = strlen(name);
186 
187 	/* handle daemons that report activity as daemonname: activity */
188 	if (argv[1] == 0 &&
189 	    !strncmp(name, title, namelen) &&
190 	    title[namelen + 0] == ':' &&
191 	    title[namelen + 1] == ' ')
192 		return (0);
193 
194 	return (1);
195 }
196 
197 static void
198 doubleprintorsetwidth(v, val, prec, mode)
199 	VAR *v;
200 	double val;
201 	int prec;
202 	int mode;
203 {
204 	int fmtlen;
205 
206 	if (mode == WIDTHMODE) {
207 		if (val < 0.0 && val < v->longestnd) {
208 			fmtlen = (int)log10(-val) + prec + 2;
209 			v->longestnd = val;
210 			if (fmtlen > v->width)
211 				v->width = fmtlen;
212 		} else if (val > 0.0 && val > v->longestpd) {
213 			fmtlen = (int)log10(val) + prec + 1;
214 			v->longestpd = val;
215 			if (fmtlen > v->width)
216 				v->width = fmtlen;
217 		}
218 	} else {
219 		printf("%*.*f", v->width, prec, val);
220 	}
221 }
222 
223 static void
224 intprintorsetwidth(v, val, mode)
225 	VAR *v;
226 	int val;
227 	int mode;
228 {
229 	int fmtlen;
230 
231 	if (mode == WIDTHMODE) {
232 		if (val < 0 && val < v->longestn) {
233 			fmtlen = (int)log10((double)-val) + 2;
234 			v->longestn = val;
235 			if (fmtlen > v->width)
236 				v->width = fmtlen;
237 		} else if (val > 0 && val > v->longestp) {
238 			fmtlen = (int)log10((double)val) + 1;
239 			v->longestp = val;
240 			if (fmtlen > v->width)
241 				v->width = fmtlen;
242 		}
243 	} else
244 		printf("%*d", v->width, val);
245 }
246 
247 static void
248 strprintorsetwidth(v, str, mode)
249 	VAR *v;
250 	const char *str;
251 {
252 	int len;
253 
254 	if (mode == WIDTHMODE) {
255 		len = strlen(str);
256 		if (len > v->width)
257 			v->width = len;
258 	} else {
259 		if (v->flag & LJUST)
260 			printf("%-*.*s", v->width, v->width, str);
261 		else
262 			printf("%*.*s", v->width, v->width, str);
263 	}
264 }
265 
266 void
267 command(ki, ve, mode)
268 	struct kinfo_proc2 *ki;
269 	VARENT *ve;
270 	int mode;
271 {
272 	VAR *v;
273 	int left;
274 	char **argv, **p, *name;
275 
276 	if (mode == WIDTHMODE)
277 		return;
278 
279 	v = ve->var;
280 	if (ve->next != NULL || termwidth != UNLIMITED) {
281 		if (ve->next == NULL) {
282 			left = termwidth - (totwidth - v->width);
283 			if (left < 1) /* already wrapped, just use std width */
284 				left = v->width;
285 		} else
286 			left = v->width;
287 	} else
288 		left = -1;
289 	if (needenv && kd) {
290 		argv = kvm_getenvv2(kd, ki, termwidth);
291 		if ((p = argv) != NULL) {
292 			while (*p) {
293 				fmt_puts(*p, &left);
294 				p++;
295 				fmt_putc(' ', &left);
296 			}
297 		}
298 	}
299 	if (needcomm) {
300 		name = ki->p_comm;
301 		if (!commandonly) {
302 			argv = kvm_getargv2(kd, ki, termwidth);
303 			if ((p = argv) != NULL) {
304 				while (*p) {
305 					fmt_puts(*p, &left);
306 					p++;
307 					fmt_putc(' ', &left);
308 				}
309 				if (titlecmp(name, argv)) {
310 					/*
311 					 * append the real command name within
312 					 * parentheses, if the command name
313 					 * does not match the one in the
314 					 * argument vector
315 					 */
316 					fmt_putc('(', &left);
317 					fmt_puts(name, &left);
318 					fmt_putc(')', &left);
319 				}
320 			} else {
321 				/*
322 				 * Commands that don't set an argv vector
323 				 * are printed with square brackets if they
324 				 * are system commands.  Otherwise they are
325 				 * printed within parentheses.
326 				 */
327 				if (ki->p_flag & P_SYSTEM) {
328 					fmt_putc('[', &left);
329 					fmt_puts(name, &left);
330 					fmt_putc(']', &left);
331 				} else {
332 					fmt_putc('(', &left);
333 					fmt_puts(name, &left);
334 					fmt_putc(')', &left);
335 				}
336 			}
337 		} else {
338 			fmt_puts(name, &left);
339 		}
340 	}
341 	if (ve->next && left > 0)
342 		printf("%*s", left, "");
343 }
344 
345 void
346 ucomm(k, ve, mode)
347 	struct kinfo_proc2 *k;
348 	VARENT *ve;
349 	int mode;
350 {
351 	VAR *v;
352 
353 	v = ve->var;
354 	strprintorsetwidth(v, k->p_comm, mode);
355 }
356 
357 void
358 logname(k, ve, mode)
359 	struct kinfo_proc2 *k;
360 	VARENT *ve;
361 	int mode;
362 {
363 	VAR *v;
364 
365 	v = ve->var;
366 	strprintorsetwidth(v, k->p_login, mode);
367 }
368 
369 void
370 state(k, ve, mode)
371 	struct kinfo_proc2 *k;
372 	VARENT *ve;
373 	int mode;
374 {
375 	int flag, is_zombie;
376 	char *cp;
377 	VAR *v;
378 	char buf[16];
379 
380 	is_zombie = 0;
381 	v = ve->var;
382 	flag = k->p_flag;
383 	cp = buf;
384 
385 	switch (k->p_stat) {
386 
387 	case SSTOP:
388 		*cp = 'T';
389 		break;
390 
391 	case SSLEEP:
392 		if (flag & P_SINTR)	/* interuptable (long) */
393 			*cp = k->p_slptime >= maxslp ? 'I' : 'S';
394 		else
395 			*cp = 'D';
396 		break;
397 
398 	case SRUN:
399 	case SIDL:
400 	case SONPROC:
401 		*cp = 'R';
402 		break;
403 
404 	case SZOMB:
405 	case SDEAD:
406 		*cp = 'Z';
407 		is_zombie = 1;
408 		break;
409 
410 	default:
411 		*cp = '?';
412 	}
413 	cp++;
414 	if (flag & P_INMEM) {
415 	} else
416 		*cp++ = 'W';
417 	if (k->p_nice < NZERO)
418 		*cp++ = '<';
419 	else if (k->p_nice > NZERO)
420 		*cp++ = 'N';
421 	if (flag & P_TRACED)
422 		*cp++ = 'X';
423 	if (flag & P_SYSTRACE)
424 		*cp++ = 'x';
425 	if (flag & P_WEXIT && !is_zombie)
426 		*cp++ = 'E';
427 	if (flag & P_PPWAIT)
428 		*cp++ = 'V';
429 	if (flag & P_SYSTEM)
430 		*cp++ = 'K';
431 	/* system process might have this too, don't need to double up */
432 	else if (k->p_holdcnt)
433 		*cp++ = 'L';
434 	if (k->p_eflag & EPROC_SLEADER)
435 		*cp++ = 's';
436 	if ((flag & P_CONTROLT) && k->p__pgid == k->p_tpgid)
437 		*cp++ = '+';
438 	*cp = '\0';
439 	strprintorsetwidth(v, buf, mode);
440 }
441 
442 void
443 pnice(k, ve, mode)
444 	struct kinfo_proc2 *k;
445 	VARENT *ve;
446 	int mode;
447 {
448 	VAR *v;
449 
450 	v = ve->var;
451 	intprintorsetwidth(v, k->p_nice - NZERO, mode);
452 }
453 
454 void
455 pri(k, ve, mode)
456 	struct kinfo_proc2 *k;
457 	VARENT *ve;
458 	int mode;
459 {
460 	VAR *v;
461 
462 	v = ve->var;
463 	intprintorsetwidth(v, k->p_priority - PZERO, mode);
464 }
465 
466 void
467 uname(k, ve, mode)
468 	struct kinfo_proc2 *k;
469 	VARENT *ve;
470 	int mode;
471 {
472 	VAR *v;
473 
474 	v = ve->var;
475 	strprintorsetwidth(v, user_from_uid(k->p_uid, 0), mode);
476 }
477 
478 void
479 runame(k, ve, mode)
480 	struct kinfo_proc2 *k;
481 	VARENT *ve;
482 	int mode;
483 {
484 	VAR *v;
485 
486 	v = ve->var;
487 	strprintorsetwidth(v, user_from_uid(k->p_ruid, 0), mode);
488 }
489 
490 void
491 tdev(k, ve, mode)
492 	struct kinfo_proc2 *k;
493 	VARENT *ve;
494 	int mode;
495 {
496 	VAR *v;
497 	dev_t dev;
498 	char buff[16];
499 
500 	v = ve->var;
501 	dev = k->p_tdev;
502 	if (dev == NODEV) {
503 		/*
504 		 * Minimum width is width of header - we don't
505 		 * need to check it every time.
506 		 */
507 		if (mode == PRINTMODE)
508 			(void)printf("%*s", v->width, "??");
509 	} else {
510 		(void)snprintf(buff, sizeof(buff),
511 		    "%d/%d", major(dev), minor(dev));
512 		strprintorsetwidth(v, buff, mode);
513 	}
514 }
515 
516 void
517 tname(k, ve, mode)
518 	struct kinfo_proc2 *k;
519 	VARENT *ve;
520 	int mode;
521 {
522 	VAR *v;
523 	dev_t dev;
524 	const char *ttname;
525 	int noctty;
526 
527 	v = ve->var;
528 	dev = k->p_tdev;
529 	if (dev == NODEV || (ttname = devname(dev, S_IFCHR)) == NULL) {
530 		/*
531 		 * Minimum width is width of header - we don't
532 		 * need to check it every time.
533 		 */
534 		if (mode == PRINTMODE)
535 			(void)printf("%-*s", v->width, "??");
536 	} else {
537 		if (strncmp(ttname, "tty", 3) == 0 ||
538 		    strncmp(ttname, "dty", 3) == 0)
539 			ttname += 3;
540 		noctty = !(k->p_eflag & EPROC_CTTY) ? 1 : 0;
541 		if (mode == WIDTHMODE) {
542 			int fmtlen;
543 
544 			fmtlen = strlen(ttname) + noctty;
545 			if (v->width < fmtlen)
546 				v->width = fmtlen;
547 		} else {
548 			if (noctty)
549 				printf("%-*s-", v->width - 1, ttname);
550 			else
551 				printf("%-*s", v->width, ttname);
552 		}
553 	}
554 }
555 
556 void
557 longtname(k, ve, mode)
558 	struct kinfo_proc2 *k;
559 	VARENT *ve;
560 	int mode;
561 {
562 	VAR *v;
563 	dev_t dev;
564 	const char *ttname;
565 
566 	v = ve->var;
567 	dev = k->p_tdev;
568 	if (dev == NODEV || (ttname = devname(dev, S_IFCHR)) == NULL) {
569 		/*
570 		 * Minimum width is width of header - we don't
571 		 * need to check it every time.
572 		 */
573 		if (mode == PRINTMODE)
574 			(void)printf("%-*s", v->width, "??");
575 	}
576 	else {
577 		strprintorsetwidth(v, ttname, mode);
578 	}
579 }
580 
581 void
582 started(k, ve, mode)
583 	struct kinfo_proc2 *k;
584 	VARENT *ve;
585 	int mode;
586 {
587 	VAR *v;
588 	static time_t now;
589 	time_t startt;
590 	struct tm *tp;
591 	char buf[100], *cp;
592 
593 	v = ve->var;
594 	if (!k->p_uvalid) {
595 		if (mode == PRINTMODE)
596 			(void)printf("%*s", v->width, "-");
597 		return;
598 	}
599 
600 	startt = k->p_ustart_sec;
601 	tp = localtime(&startt);
602 	if (!now)
603 		(void)time(&now);
604 	if (now - k->p_ustart_sec < SECSPERDAY)
605 		/* I *hate* SCCS... */
606 		(void)strftime(buf, sizeof(buf) - 1, "%l:%" "M%p", tp);
607 	else if (now - k->p_ustart_sec < DAYSPERWEEK * SECSPERDAY)
608 		/* I *hate* SCCS... */
609 		(void)strftime(buf, sizeof(buf) - 1, "%a%" "I%p", tp);
610 	else
611 		(void)strftime(buf, sizeof(buf) - 1, "%e%b%y", tp);
612 	/* %e and %l can start with a space. */
613 	cp = buf;
614 	if (*cp == ' ')
615 		cp++;
616 	strprintorsetwidth(v, cp, mode);
617 }
618 
619 void
620 lstarted(k, ve, mode)
621 	struct kinfo_proc2 *k;
622 	VARENT *ve;
623 	int mode;
624 {
625 	VAR *v;
626 	time_t startt;
627 	char buf[100];
628 
629 	v = ve->var;
630 	if (!k->p_uvalid) {
631 		/*
632 		 * Minimum width is less than header - we don't
633 		 * need to check it every time.
634 		 */
635 		if (mode == PRINTMODE)
636 			(void)printf("%*s", v->width, "-");
637 		return;
638 	}
639 	startt = k->p_ustart_sec;
640 
641 	/* assume all times are the same length */
642 	if (mode != WIDTHMODE || v->width == 0) {
643 		(void)strftime(buf, sizeof(buf) -1, "%c",
644 		    localtime(&startt));
645 		strprintorsetwidth(v, buf, mode);
646 	}
647 }
648 
649 void
650 wchan(k, ve, mode)
651 	struct kinfo_proc2 *k;
652 	VARENT *ve;
653 	int mode;
654 {
655 	VAR *v;
656 	char *buf;
657 
658 	v = ve->var;
659 	if (k->p_wchan) {
660 		if (k->p_wmesg) {
661 			strprintorsetwidth(v, k->p_wmesg, mode);
662 			v->width = min(v->width, WMESGLEN);
663 		} else {
664 			(void)asprintf(&buf, "%-*llx", v->width,
665 			    (long long)k->p_wchan);
666 			if (buf == NULL)
667 				err(1, "%s", "");
668 			strprintorsetwidth(v, buf, mode);
669 			v->width = min(v->width, WMESGLEN);
670 			free(buf);
671 		}
672 	} else {
673 		if (mode == PRINTMODE)
674 			(void)printf("%-*s", v->width, "-");
675 	}
676 }
677 
678 #define pgtok(a)        (((a)*getpagesize())/1024)
679 
680 void
681 vsize(k, ve, mode)
682 	struct kinfo_proc2 *k;
683 	VARENT *ve;
684 	int mode;
685 {
686 	VAR *v;
687 
688 	v = ve->var;
689 	intprintorsetwidth(v,
690 	    pgtok(k->p_vm_dsize + k->p_vm_ssize + k->p_vm_tsize), mode);
691 }
692 
693 void
694 rssize(k, ve, mode)
695 	struct kinfo_proc2 *k;
696 	VARENT *ve;
697 	int mode;
698 {
699 	VAR *v;
700 
701 	v = ve->var;
702 	/* XXX don't have info about shared */
703 	intprintorsetwidth(v, pgtok(k->p_vm_rssize), mode);
704 }
705 
706 void
707 p_rssize(k, ve, mode)		/* doesn't account for text */
708 	struct kinfo_proc2 *k;
709 	VARENT *ve;
710 	int mode;
711 {
712 	VAR *v;
713 
714 	v = ve->var;
715 	intprintorsetwidth(v, pgtok(k->p_vm_rssize), mode);
716 }
717 
718 void
719 cputime(k, ve, mode)
720 	struct kinfo_proc2 *k;
721 	VARENT *ve;
722 	int mode;
723 {
724 	VAR *v;
725 	int32_t secs;
726 	int32_t psecs;	/* "parts" of a second. first micro, then centi */
727 	int fmtlen;
728 
729 	v = ve->var;
730 	if (P_ZOMBIE(k) || k->p_uvalid == 0) {
731 		secs = 0;
732 		psecs = 0;
733 	} else {
734 		/*
735 		 * This counts time spent handling interrupts.  We could
736 		 * fix this, but it is not 100% trivial (and interrupt
737 		 * time fractions only work on the sparc anyway).	XXX
738 		 */
739 		secs = k->p_rtime_sec;
740 		psecs = k->p_rtime_usec;
741 		if (sumrusage) {
742 			secs += k->p_uctime_sec;
743 			psecs += k->p_uctime_usec;
744 		}
745 		/*
746 		 * round and scale to 100's
747 		 */
748 		psecs = (psecs + 5000) / 10000;
749 		secs += psecs / 100;
750 		psecs = psecs % 100;
751 	}
752 	if (mode == WIDTHMODE) {
753 		/*
754 		 * Ugg, this is the only field where a value of 0 longer
755 		 * than the column title, and log10(0) isn't good enough.
756 		 * Use SECSPERMIN, because secs is divided by that when
757 		 * passed to log10().
758 		 */
759 		if (secs == 0 && v->longestp == 0)
760 			secs = SECSPERMIN;
761 		if (secs > v->longestp) {
762 			/* "+6" for the "%02ld.%02ld" in the printf() below */
763 			fmtlen = (int)log10((double)secs / SECSPERMIN) + 1 + 6;
764 			v->longestp = secs;
765 			if (fmtlen > v->width)
766 				v->width = fmtlen;
767 		}
768 	} else {
769 		printf("%*ld:%02ld.%02ld", v->width - 6, (long)(secs / SECSPERMIN),
770 		    (long)(secs % SECSPERMIN), (long)psecs);
771 	}
772 }
773 
774 double
775 getpcpu(k)
776 	struct kinfo_proc2 *k;
777 {
778 	static int failure;
779 
780 	if (!nlistread)
781 		failure = (kd) ? donlist() : 1;
782 	if (failure)
783 		return (0.0);
784 
785 #define	fxtofl(fixpt)	((double)(fixpt) / fscale)
786 
787 	/* XXX - I don't like this */
788 	if (k->p_swtime == 0 || (k->p_flag & P_INMEM) == 0 ||
789 	    k->p_stat == SZOMB || k->p_stat == SDEAD)
790 		return (0.0);
791 	if (rawcpu)
792 		return (100.0 * fxtofl(k->p_pctcpu));
793 	return (100.0 * fxtofl(k->p_pctcpu) /
794 		(1.0 - exp(k->p_swtime * log(ccpu))));
795 }
796 
797 void
798 pcpu(k, ve, mode)
799 	struct kinfo_proc2 *k;
800 	VARENT *ve;
801 	int mode;
802 {
803 	VAR *v;
804 
805 	v = ve->var;
806 	doubleprintorsetwidth(v, getpcpu(k), 1, mode);
807 }
808 
809 double
810 getpmem(k)
811 	struct kinfo_proc2 *k;
812 {
813 	static int failure;
814 	double fracmem;
815 	int szptudot;
816 
817 	if (!nlistread)
818 		failure = (kd) ? donlist() : 1;
819 	if (failure)
820 		return (0.0);
821 
822 	if ((k->p_flag & P_INMEM) == 0)
823 		return (0.0);
824 	/* XXX want pmap ptpages, segtab, etc. (per architecture) */
825 	szptudot = uspace/getpagesize();
826 	/* XXX don't have info about shared */
827 	fracmem = ((float)k->p_vm_rssize + szptudot)/mempages;
828 	return (100.0 * fracmem);
829 }
830 
831 void
832 pmem(k, ve, mode)
833 	struct kinfo_proc2 *k;
834 	VARENT *ve;
835 	int mode;
836 {
837 	VAR *v;
838 
839 	v = ve->var;
840 	doubleprintorsetwidth(v, getpmem(k), 1, mode);
841 }
842 
843 void
844 pagein(k, ve, mode)
845 	struct kinfo_proc2 *k;
846 	VARENT *ve;
847 	int mode;
848 {
849 	VAR *v;
850 
851 	v = ve->var;
852 	intprintorsetwidth(v, k->p_uvalid ? k->p_uru_majflt : 0, mode);
853 }
854 
855 void
856 maxrss(k, ve, mode)
857 	struct kinfo_proc2 *k;
858 	VARENT *ve;
859 	int mode;
860 {
861 	VAR *v;
862 
863 	v = ve->var;
864 	/* No need to check width! */
865 	if (mode == PRINTMODE)
866 		(void)printf("%*s", v->width, "-");
867 }
868 
869 void
870 tsize(k, ve, mode)
871 	struct kinfo_proc2 *k;
872 	VARENT *ve;
873 	int mode;
874 {
875 	VAR *v;
876 
877 	v = ve->var;
878 	intprintorsetwidth(v, pgtok(k->p_vm_tsize), mode);
879 }
880 
881 /*
882  * Generic output routines.  Print fields from various prototype
883  * structures.
884  */
885 static void
886 printval(bp, v, mode)
887 	void *bp;
888 	VAR *v;
889 	int mode;
890 {
891 	static char ofmt[32] = "%";
892 	int width, vok, fmtlen;
893 	char *fcp, *cp, *obuf;
894 	enum type type;
895 	long long val;
896 	unsigned long long uval;
897 
898 	/*
899 	 * Note that the "INF127" check is nonsensical for types
900 	 * that are or can be signed.
901 	 */
902 #define	GET(type)		(*(type *)bp)
903 #define	CHK_INF127(n)		(((n) > 127) && (v->flag & INF127) ? 127 : (n))
904 
905 #define	VSIGN	1
906 #define	VUNSIGN	2
907 #define	VPTR	3
908 
909 	if (mode == WIDTHMODE) {
910 		vok = 0;
911 		switch (v->type) {
912 		case CHAR:
913 			val = GET(char);
914 			vok = VSIGN;
915 			break;
916 		case UCHAR:
917 			uval = CHK_INF127(GET(u_char));
918 			vok = VUNSIGN;
919 			break;
920 		case SHORT:
921 			val = GET(short);
922 			vok = VSIGN;
923 			break;
924 		case USHORT:
925 			uval = CHK_INF127(GET(u_short));
926 			vok = VUNSIGN;
927 			break;
928 		case INT32:
929 			val = GET(int32_t);
930 			vok = VSIGN;
931 			break;
932 		case INT:
933 			val = GET(int);
934 			vok = VSIGN;
935 			break;
936 		case UINT:
937 		case UINT32:
938 			uval = CHK_INF127(GET(u_int));
939 			vok = VUNSIGN;
940 			break;
941 		case LONG:
942 			val = GET(long);
943 			vok = VSIGN;
944 			break;
945 		case ULONG:
946 			uval = CHK_INF127(GET(u_long));
947 			vok = VUNSIGN;
948 			break;
949 		case KPTR:
950 			uval = (unsigned long long)GET(u_int64_t);
951 			vok = VPTR;
952 			break;
953 		case KPTR24:
954 			uval = (unsigned long long)GET(u_int64_t);
955 			uval &= 0xffffff;
956 			vok = VPTR;
957 			break;
958 		case INT64:
959 			val = (long long)GET(int64_t);
960 			vok = VSIGN;
961 			break;
962 		case UINT64:
963 			uval = (unsigned long long)CHK_INF127(GET(u_int64_t));
964 			vok = VUNSIGN;
965 			break;
966 
967 		default:
968 			/* nothing... */;
969 		}
970 		switch (vok) {
971 		case VSIGN:
972 			if (val < 0  && val < v->longestn) {
973 				fmtlen = (int)log10((double)-val) + 2;
974 				v->longestn = val;
975 				if (fmtlen > v->width)
976 					v->width = fmtlen;
977 			} else if (val > 0 && val > v->longestp) {
978 				fmtlen = (int)log10((double)val) + 1;
979 				v->longestp = val;
980 				if (fmtlen > v->width)
981 					v->width = fmtlen;
982 			}
983 			return;
984 		case VUNSIGN:
985 			if (uval > v->longestu) {
986 				fmtlen = (int)log10((double)uval) + 1;
987 				v->longestu = uval;
988 				v->width = fmtlen;
989 			}
990 			return;
991 		case VPTR:
992 			fmtlen = 0;
993 			while (uval > 0) {
994 				uval >>= 4;
995 				fmtlen++;
996 			}
997 			if (fmtlen > v->width)
998 				v->width = fmtlen;
999 			return;
1000 		}
1001 	}
1002 
1003 	width = v->width;
1004 	cp = ofmt + 1;
1005 	fcp = v->fmt;
1006 	if (v->flag & LJUST)
1007 		*cp++ = '-';
1008 	*cp++ = '*';
1009 	while ((*cp++ = *fcp++) != '\0')
1010 		continue;
1011 
1012 	switch (v->type) {
1013 	case INT32:
1014 		if (sizeof(int32_t) == sizeof(int))
1015 			type = INT;
1016 		else if (sizeof(int32_t) == sizeof(long))
1017 			type = LONG;
1018 		else
1019 			errx(1, "unknown conversion for type %d", v->type);
1020 		break;
1021 	case UINT32:
1022 		if (sizeof(u_int32_t) == sizeof(u_int))
1023 			type = UINT;
1024 		else if (sizeof(u_int32_t) == sizeof(u_long))
1025 			type = ULONG;
1026 		else
1027 			errx(1, "unknown conversion for type %d", v->type);
1028 		break;
1029 	default:
1030 		type = v->type;
1031 		break;
1032 	}
1033 
1034 	switch (type) {
1035 	case CHAR:
1036 		(void)printf(ofmt, width, GET(char));
1037 		return;
1038 	case UCHAR:
1039 		(void)printf(ofmt, width, CHK_INF127(GET(u_char)));
1040 		return;
1041 	case SHORT:
1042 		(void)printf(ofmt, width, GET(short));
1043 		return;
1044 	case USHORT:
1045 		(void)printf(ofmt, width, CHK_INF127(GET(u_short)));
1046 		return;
1047 	case INT:
1048 		(void)printf(ofmt, width, GET(int));
1049 		return;
1050 	case UINT:
1051 		(void)printf(ofmt, width, CHK_INF127(GET(u_int)));
1052 		return;
1053 	case LONG:
1054 		(void)printf(ofmt, width, GET(long));
1055 		return;
1056 	case ULONG:
1057 		(void)printf(ofmt, width, CHK_INF127(GET(u_long)));
1058 		return;
1059 	case KPTR:
1060 		(void)printf(ofmt, width, (unsigned long long)GET(u_int64_t));
1061 		return;
1062 	case KPTR24:
1063 		(void)printf(ofmt, width,
1064 		    (unsigned long long)GET(u_int64_t) & 0xffffff);
1065 		return;
1066 	case SIGLIST:
1067 		{
1068 			sigset_t *s = (sigset_t *)(void *)bp;
1069 			size_t i;
1070 #define SIGSETSIZE	(sizeof(s->__bits) / sizeof(s->__bits[0]))
1071 			char buf[SIGSETSIZE * 8 + 1];
1072 
1073 			for (i = 0; i < SIGSETSIZE; i++)
1074 				(void)snprintf(&buf[i * 8], 9, "%.8x",
1075 				    s->__bits[(SIGSETSIZE - 1) - i]);
1076 
1077 			/* Skip leading zeroes */
1078 			for (i = 0; buf[i]; i++)
1079 				if (buf[i] != '0')
1080 					break;
1081 
1082 			if (buf[i] == '\0')
1083 				i--;
1084 			(void)asprintf(&obuf, ofmt, width, &buf[i]);
1085 		}
1086 		break;
1087 	case INT64:
1088 		(void)printf(ofmt, width, (long long)GET(int64_t));
1089 		return;
1090 	case UINT64:
1091 		(void)printf(ofmt, width, (unsigned long long)CHK_INF127(GET(u_int64_t)));
1092 		return;
1093 	default:
1094 		errx(1, "unknown type %d", v->type);
1095 	}
1096 	if (obuf == NULL)
1097 		err(1, "%s", "");
1098 	if (mode == WIDTHMODE) {
1099 		/* Skip leading spaces. */
1100 		cp = strrchr(obuf, ' ');
1101 		if (cp == NULL)
1102 			cp = obuf;
1103 		else
1104 			cp++;	/* skip last space */
1105 	}
1106 	else
1107 		cp = obuf;
1108 	strprintorsetwidth(v, cp, mode);
1109 	free(obuf);
1110 #undef GET
1111 #undef CHK_INF127
1112 }
1113 
1114 void
1115 pvar(k, ve, mode)
1116 	struct kinfo_proc2 *k;
1117 	VARENT *ve;
1118 	int mode;
1119 {
1120 	VAR *v;
1121 
1122 	v = ve->var;
1123 	printval((char *)k + v->off, v, mode);
1124 }
1125