xref: /netbsd-src/bin/ps/print.c (revision b8c616269f5ebf18ab2e35cb8099d683130a177c)
1 /*	$NetBSD: print.c,v 1.76 2003/01/18 10:52:17 thorpej 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 1.76 2003/01/18 10:52:17 thorpej 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/lwp.h>
85 #include <sys/proc.h>
86 #include <sys/stat.h>
87 #include <sys/ucred.h>
88 #include <sys/sysctl.h>
89 
90 #include <err.h>
91 #include <kvm.h>
92 #include <math.h>
93 #include <nlist.h>
94 #include <pwd.h>
95 #include <stddef.h>
96 #include <stdio.h>
97 #include <stdlib.h>
98 #include <string.h>
99 #include <time.h>
100 #include <tzfile.h>
101 #include <unistd.h>
102 
103 #include "ps.h"
104 
105 static char *cmdpart __P((char *));
106 static void  printval __P((void *, VAR *, int));
107 static int   titlecmp __P((char *, char **));
108 
109 static void  doubleprintorsetwidth __P((VAR *, double, int, int));
110 static void  intprintorsetwidth __P((VAR *, int, int));
111 static void  strprintorsetwidth __P((VAR *, const char *, int));
112 
113 #define	min(a,b)	((a) <= (b) ? (a) : (b))
114 #define	max(a,b)	((a) >= (b) ? (a) : (b))
115 
116 static char *
117 cmdpart(arg0)
118 	char *arg0;
119 {
120 	char *cp;
121 
122 	return ((cp = strrchr(arg0, '/')) != NULL ? cp + 1 : arg0);
123 }
124 
125 void
126 printheader()
127 {
128 	int len;
129 	VAR *v;
130 	struct varent *vent;
131 	static int firsttime = 1;
132 
133 	for (vent = vhead; vent; vent = vent->next) {
134 		v = vent->var;
135 		if (firsttime) {
136 			len = strlen(v->header);
137 			if (len > v->width)
138 				v->width = len;
139 			totwidth += v->width + 1;	/* +1 for space */
140 		}
141 		if (v->flag & LJUST) {
142 			if (vent->next == NULL)	/* last one */
143 				(void)printf("%s", v->header);
144 			else
145 				(void)printf("%-*s", v->width,
146 				    v->header);
147 		} else
148 			(void)printf("%*s", v->width, v->header);
149 		if (vent->next != NULL)
150 			(void)putchar(' ');
151 	}
152 	(void)putchar('\n');
153 	if (firsttime) {
154 		firsttime = 0;
155 		totwidth--;	/* take off last space */
156 	}
157 }
158 
159 /*
160  * Return 1 if the the command name in the argument vector (u-area) does
161  * not match the command name (p_comm)
162  */
163 static int
164 titlecmp(name, argv)
165 	char *name;
166 	char **argv;
167 {
168 	char *title;
169 	int namelen;
170 
171 
172 	/* no argument vector == no match; system processes/threads do that */
173 	if (argv == 0 || argv[0] == 0)
174 		return (1);
175 
176 	title = cmdpart(argv[0]);
177 
178 	/* the basename matches */
179 	if (!strcmp(name, title))
180 		return (0);
181 
182 	/* handle login shells, by skipping the leading - */
183 	if (title[0] == '-' && !strcmp(name, title+1))
184 		return (0);
185 
186 	namelen = strlen(name);
187 
188 	/* handle daemons that report activity as daemonname: activity */
189 	if (argv[1] == 0 &&
190 	    !strncmp(name, title, namelen) &&
191 	    title[namelen + 0] == ':' &&
192 	    title[namelen + 1] == ' ')
193 		return (0);
194 
195 	return (1);
196 }
197 
198 static void
199 doubleprintorsetwidth(v, val, prec, mode)
200 	VAR *v;
201 	double val;
202 	int prec;
203 	int mode;
204 {
205 	int fmtlen;
206 
207 	if (mode == WIDTHMODE) {
208 		if (val < 0.0 && val < v->longestnd) {
209 			fmtlen = (int)log10(-val) + prec + 2;
210 			v->longestnd = val;
211 			if (fmtlen > v->width)
212 				v->width = fmtlen;
213 		} else if (val > 0.0 && val > v->longestpd) {
214 			fmtlen = (int)log10(val) + prec + 1;
215 			v->longestpd = val;
216 			if (fmtlen > v->width)
217 				v->width = fmtlen;
218 		}
219 	} else {
220 		printf("%*.*f", v->width, prec, val);
221 	}
222 }
223 
224 static void
225 intprintorsetwidth(v, val, mode)
226 	VAR *v;
227 	int val;
228 	int mode;
229 {
230 	int fmtlen;
231 
232 	if (mode == WIDTHMODE) {
233 		if (val < 0 && val < v->longestn) {
234 			fmtlen = (int)log10((double)-val) + 2;
235 			v->longestn = val;
236 			if (fmtlen > v->width)
237 				v->width = fmtlen;
238 		} else if (val > 0 && val > v->longestp) {
239 			fmtlen = (int)log10((double)val) + 1;
240 			v->longestp = val;
241 			if (fmtlen > v->width)
242 				v->width = fmtlen;
243 		}
244 	} else
245 		printf("%*d", v->width, val);
246 }
247 
248 static void
249 strprintorsetwidth(v, str, mode)
250 	VAR *v;
251 	const char *str;
252 {
253 	int len;
254 
255 	if (mode == WIDTHMODE) {
256 		len = strlen(str);
257 		if (len > v->width)
258 			v->width = len;
259 	} else {
260 		if (v->flag & LJUST)
261 			printf("%-*.*s", v->width, v->width, str);
262 		else
263 			printf("%*.*s", v->width, v->width, str);
264 	}
265 }
266 
267 void
268 command(arg, ve, mode)
269 	void *arg;
270 	VARENT *ve;
271 	int mode;
272 {
273 	struct kinfo_proc2 *ki;
274 	VAR *v;
275 	int left;
276 	char **argv, **p, *name;
277 
278 	if (mode == WIDTHMODE)
279 		return;
280 
281 	ki = arg;
282 	v = ve->var;
283 	if (ve->next != NULL || termwidth != UNLIMITED) {
284 		if (ve->next == NULL) {
285 			left = termwidth - (totwidth - v->width);
286 			if (left < 1) /* already wrapped, just use std width */
287 				left = v->width;
288 		} else
289 			left = v->width;
290 	} else
291 		left = -1;
292 	if (needenv && kd) {
293 		argv = kvm_getenvv2(kd, ki, termwidth);
294 		if ((p = argv) != NULL) {
295 			while (*p) {
296 				fmt_puts(*p, &left);
297 				p++;
298 				fmt_putc(' ', &left);
299 			}
300 		}
301 	}
302 	if (needcomm) {
303 		name = ki->p_comm;
304 		if (!commandonly) {
305 			argv = kvm_getargv2(kd, ki, termwidth);
306 			if ((p = argv) != NULL) {
307 				while (*p) {
308 					fmt_puts(*p, &left);
309 					p++;
310 					fmt_putc(' ', &left);
311 				}
312 				if (titlecmp(name, argv)) {
313 					/*
314 					 * append the real command name within
315 					 * parentheses, if the command name
316 					 * does not match the one in the
317 					 * argument vector
318 					 */
319 					fmt_putc('(', &left);
320 					fmt_puts(name, &left);
321 					fmt_putc(')', &left);
322 				}
323 			} else {
324 				/*
325 				 * Commands that don't set an argv vector
326 				 * are printed with square brackets if they
327 				 * are system commands.  Otherwise they are
328 				 * printed within parentheses.
329 				 */
330 				if (ki->p_flag & P_SYSTEM) {
331 					fmt_putc('[', &left);
332 					fmt_puts(name, &left);
333 					fmt_putc(']', &left);
334 				} else {
335 					fmt_putc('(', &left);
336 					fmt_puts(name, &left);
337 					fmt_putc(')', &left);
338 				}
339 			}
340 		} else {
341 			fmt_puts(name, &left);
342 		}
343 	}
344 	if (ve->next && left > 0)
345 		printf("%*s", left, "");
346 }
347 
348 void
349 ucomm(arg, ve, mode)
350 	void *arg;
351 	VARENT *ve;
352 	int mode;
353 {
354 	struct kinfo_proc2 *k;
355 	VAR *v;
356 
357 	k = arg;
358 	v = ve->var;
359 	strprintorsetwidth(v, k->p_comm, mode);
360 }
361 
362 void
363 logname(arg, ve, mode)
364 	void *arg;
365 	VARENT *ve;
366 	int mode;
367 {
368 	struct kinfo_proc2 *k;
369 	VAR *v;
370 
371 	k = arg;
372 	v = ve->var;
373 	strprintorsetwidth(v, k->p_login, mode);
374 }
375 
376 void
377 state(arg, ve, mode)
378 	void *arg;
379 	VARENT *ve;
380 	int mode;
381 {
382 	struct kinfo_proc2 *k;
383 	int flag, is_zombie;
384 	char *cp;
385 	VAR *v;
386 	char buf[16];
387 
388 	k = arg;
389 	is_zombie = 0;
390 	v = ve->var;
391 	flag = k->p_flag;
392 	cp = buf;
393 
394 	switch (k->p_stat) {
395 
396 	case LSSTOP:
397 		*cp = 'T';
398 		break;
399 
400 	case LSSLEEP:
401 		if (flag & L_SINTR)	/* interruptable (long) */
402 			*cp = k->p_slptime >= maxslp ? 'I' : 'S';
403 		else
404 			*cp = 'D';
405 		break;
406 
407 	case LSRUN:
408 	case LSIDL:
409 	case LSONPROC:
410 		*cp = 'R';
411 		break;
412 
413 	case LSZOMB:
414 	case LSDEAD:
415 		*cp = 'Z';
416 		is_zombie = 1;
417 		break;
418 
419 	case LSSUSPENDED:
420 		*cp = 'U';
421 		break;
422 
423 	default:
424 		*cp = '?';
425 	}
426 	cp++;
427 	if (flag & L_INMEM) {
428 	} else
429 		*cp++ = 'W';
430 	if (k->p_nice < NZERO)
431 		*cp++ = '<';
432 	else if (k->p_nice > NZERO)
433 		*cp++ = 'N';
434 	if (flag & P_TRACED)
435 		*cp++ = 'X';
436 	if (flag & P_SYSTRACE)
437 		*cp++ = 'x';
438 	if (flag & P_WEXIT && !is_zombie)
439 		*cp++ = 'E';
440 	if (flag & P_PPWAIT)
441 		*cp++ = 'V';
442 	if (flag & P_SYSTEM)
443 		*cp++ = 'K';
444 	/* system process might have this too, don't need to double up */
445 	else if (k->p_holdcnt)
446 		*cp++ = 'L';
447 	if (k->p_eflag & EPROC_SLEADER)
448 		*cp++ = 's';
449 	if (flag & P_SA)
450 		*cp++ = 'a';
451 	else if (k->p_nlwps > 1)
452 		*cp++ = 'l';
453 	if ((flag & P_CONTROLT) && k->p__pgid == k->p_tpgid)
454 		*cp++ = '+';
455 	*cp = '\0';
456 	strprintorsetwidth(v, buf, mode);
457 }
458 
459 void
460 lstate(arg, ve, mode)
461 	void *arg;
462 	VARENT *ve;
463 	int mode;
464 {
465 	struct kinfo_lwp *k;
466 	int flag, is_zombie;
467 	char *cp;
468 	VAR *v;
469 	char buf[16];
470 
471 	k = arg;
472 	is_zombie = 0;
473 	v = ve->var;
474 	flag = k->l_flag;
475 	cp = buf;
476 
477 	switch (k->l_stat) {
478 
479 	case LSSTOP:
480 		*cp = 'T';
481 		break;
482 
483 	case LSSLEEP:
484 		if (flag & L_SINTR)	/* interuptable (long) */
485 			*cp = k->l_slptime >= maxslp ? 'I' : 'S';
486 		else
487 			*cp = 'D';
488 		break;
489 
490 	case LSRUN:
491 	case LSIDL:
492 	case LSONPROC:
493 		*cp = 'R';
494 		break;
495 
496 	case LSZOMB:
497 	case LSDEAD:
498 		*cp = 'Z';
499 		is_zombie = 1;
500 		break;
501 
502 	case LSSUSPENDED:
503 		*cp = 'U';
504 		break;
505 
506 	default:
507 		*cp = '?';
508 	}
509 	cp++;
510 	if (flag & L_INMEM) {
511 	} else
512 		*cp++ = 'W';
513 	if (k->l_holdcnt)
514 		*cp++ = 'L';
515 	if (flag & L_DETACHED)
516 		*cp++ = '-';
517 	*cp = '\0';
518 	strprintorsetwidth(v, buf, mode);
519 }
520 
521 void
522 pnice(arg, ve, mode)
523 	void *arg;
524 	VARENT *ve;
525 	int mode;
526 {
527 	struct kinfo_proc2 *k;
528 	VAR *v;
529 
530 	k = arg;
531 	v = ve->var;
532 	intprintorsetwidth(v, k->p_nice - NZERO, mode);
533 }
534 
535 void
536 pri(arg, ve, mode)
537 	void *arg;
538 	VARENT *ve;
539 	int mode;
540 {
541 	struct kinfo_lwp *l;
542 	VAR *v;
543 
544 	l = arg;
545 	v = ve->var;
546 	intprintorsetwidth(v, l->l_priority - PZERO, mode);
547 }
548 
549 void
550 uname(arg, ve, mode)
551 	void *arg;
552 	VARENT *ve;
553 	int mode;
554 {
555 	struct kinfo_proc2 *k;
556 	VAR *v;
557 
558 	k = arg;
559 	v = ve->var;
560 	strprintorsetwidth(v, user_from_uid(k->p_uid, 0), mode);
561 }
562 
563 void
564 runame(arg, ve, mode)
565 	void *arg;
566 	VARENT *ve;
567 	int mode;
568 {
569 	struct kinfo_proc2 *k;
570 	VAR *v;
571 
572 	k = arg;
573 	v = ve->var;
574 	strprintorsetwidth(v, user_from_uid(k->p_ruid, 0), mode);
575 }
576 
577 void
578 tdev(arg, ve, mode)
579 	void *arg;
580 	VARENT *ve;
581 	int mode;
582 {
583 	struct kinfo_proc2 *k;
584 	VAR *v;
585 	dev_t dev;
586 	char buff[16];
587 
588 	k = arg;
589 	v = ve->var;
590 	dev = k->p_tdev;
591 	if (dev == NODEV) {
592 		/*
593 		 * Minimum width is width of header - we don't
594 		 * need to check it every time.
595 		 */
596 		if (mode == PRINTMODE)
597 			(void)printf("%*s", v->width, "??");
598 	} else {
599 		(void)snprintf(buff, sizeof(buff),
600 		    "%d/%d", major(dev), minor(dev));
601 		strprintorsetwidth(v, buff, mode);
602 	}
603 }
604 
605 void
606 tname(arg, ve, mode)
607 	void *arg;
608 	VARENT *ve;
609 	int mode;
610 {
611 	struct kinfo_proc2 *k;
612 	VAR *v;
613 	dev_t dev;
614 	const char *ttname;
615 	int noctty;
616 
617 	k = arg;
618 	v = ve->var;
619 	dev = k->p_tdev;
620 	if (dev == NODEV || (ttname = devname(dev, S_IFCHR)) == NULL) {
621 		/*
622 		 * Minimum width is width of header - we don't
623 		 * need to check it every time.
624 		 */
625 		if (mode == PRINTMODE)
626 			(void)printf("%-*s", v->width, "??");
627 	} else {
628 		if (strncmp(ttname, "tty", 3) == 0 ||
629 		    strncmp(ttname, "dty", 3) == 0)
630 			ttname += 3;
631 		noctty = !(k->p_eflag & EPROC_CTTY) ? 1 : 0;
632 		if (mode == WIDTHMODE) {
633 			int fmtlen;
634 
635 			fmtlen = strlen(ttname) + noctty;
636 			if (v->width < fmtlen)
637 				v->width = fmtlen;
638 		} else {
639 			if (noctty)
640 				printf("%-*s-", v->width - 1, ttname);
641 			else
642 				printf("%-*s", v->width, ttname);
643 		}
644 	}
645 }
646 
647 void
648 longtname(arg, ve, mode)
649 	void *arg;
650 	VARENT *ve;
651 	int mode;
652 {
653 	struct kinfo_proc2 *k;
654 	VAR *v;
655 	dev_t dev;
656 	const char *ttname;
657 
658 	k = arg;
659 	v = ve->var;
660 	dev = k->p_tdev;
661 	if (dev == NODEV || (ttname = devname(dev, S_IFCHR)) == NULL) {
662 		/*
663 		 * Minimum width is width of header - we don't
664 		 * need to check it every time.
665 		 */
666 		if (mode == PRINTMODE)
667 			(void)printf("%-*s", v->width, "??");
668 	}
669 	else {
670 		strprintorsetwidth(v, ttname, mode);
671 	}
672 }
673 
674 void
675 started(arg, ve, mode)
676 	void *arg;
677 	VARENT *ve;
678 	int mode;
679 {
680 	struct kinfo_proc2 *k;
681 	VAR *v;
682 	static time_t now;
683 	time_t startt;
684 	struct tm *tp;
685 	char buf[100], *cp;
686 
687 	k = arg;
688 	v = ve->var;
689 	if (!k->p_uvalid) {
690 		if (mode == PRINTMODE)
691 			(void)printf("%*s", v->width, "-");
692 		return;
693 	}
694 
695 	startt = k->p_ustart_sec;
696 	tp = localtime(&startt);
697 	if (!now)
698 		(void)time(&now);
699 	if (now - k->p_ustart_sec < SECSPERDAY)
700 		/* I *hate* SCCS... */
701 		(void)strftime(buf, sizeof(buf) - 1, "%l:%" "M%p", tp);
702 	else if (now - k->p_ustart_sec < DAYSPERWEEK * SECSPERDAY)
703 		/* I *hate* SCCS... */
704 		(void)strftime(buf, sizeof(buf) - 1, "%a%" "I%p", tp);
705 	else
706 		(void)strftime(buf, sizeof(buf) - 1, "%e%b%y", tp);
707 	/* %e and %l can start with a space. */
708 	cp = buf;
709 	if (*cp == ' ')
710 		cp++;
711 	strprintorsetwidth(v, cp, mode);
712 }
713 
714 void
715 lstarted(arg, ve, mode)
716 	void *arg;
717 	VARENT *ve;
718 	int mode;
719 {
720 	struct kinfo_proc2 *k;
721 	VAR *v;
722 	time_t startt;
723 	char buf[100];
724 
725 	k = arg;
726 	v = ve->var;
727 	if (!k->p_uvalid) {
728 		/*
729 		 * Minimum width is less than header - we don't
730 		 * need to check it every time.
731 		 */
732 		if (mode == PRINTMODE)
733 			(void)printf("%*s", v->width, "-");
734 		return;
735 	}
736 	startt = k->p_ustart_sec;
737 
738 	/* assume all times are the same length */
739 	if (mode != WIDTHMODE || v->width == 0) {
740 		(void)strftime(buf, sizeof(buf) -1, "%c",
741 		    localtime(&startt));
742 		strprintorsetwidth(v, buf, mode);
743 	}
744 }
745 
746 void
747 wchan(arg, ve, mode)
748 	void *arg;
749 	VARENT *ve;
750 	int mode;
751 {
752 	struct kinfo_lwp *l;
753 	VAR *v;
754 	char *buf;
755 
756 	l = arg;
757 	v = ve->var;
758 	if (l->l_wchan) {
759 		if (l->l_wmesg) {
760 			strprintorsetwidth(v, l->l_wmesg, mode);
761 			v->width = min(v->width, WMESGLEN);
762 		} else {
763 			(void)asprintf(&buf, "%-*llx", v->width,
764 			    (long long)l->l_wchan);
765 			if (buf == NULL)
766 				err(1, "%s", "");
767 			strprintorsetwidth(v, buf, mode);
768 			v->width = min(v->width, WMESGLEN);
769 			free(buf);
770 		}
771 	} else {
772 		if (mode == PRINTMODE)
773 			(void)printf("%-*s", v->width, "-");
774 	}
775 }
776 
777 #define pgtok(a)        (((a)*getpagesize())/1024)
778 
779 void
780 vsize(arg, ve, mode)
781 	void *arg;
782 	VARENT *ve;
783 	int mode;
784 {
785 	struct kinfo_proc2 *k;
786 	VAR *v;
787 
788 	k = arg;
789 	v = ve->var;
790 	intprintorsetwidth(v,
791 	    pgtok(k->p_vm_dsize + k->p_vm_ssize + k->p_vm_tsize), mode);
792 }
793 
794 void
795 rssize(arg, ve, mode)
796 	void *arg;
797 	VARENT *ve;
798 	int mode;
799 {
800 	struct kinfo_proc2 *k;
801 	VAR *v;
802 
803 	k = arg;
804 	v = ve->var;
805 	/* XXX don't have info about shared */
806 	intprintorsetwidth(v, pgtok(k->p_vm_rssize), mode);
807 }
808 
809 void
810 p_rssize(arg, ve, mode)		/* doesn't account for text */
811 	void *arg;
812 	VARENT *ve;
813 	int mode;
814 {
815 	struct kinfo_proc2 *k;
816 	VAR *v;
817 
818 	k = arg;
819 	v = ve->var;
820 	intprintorsetwidth(v, pgtok(k->p_vm_rssize), mode);
821 }
822 
823 void
824 cputime(arg, ve, mode)
825 	void *arg;
826 	VARENT *ve;
827 	int mode;
828 {
829 	struct kinfo_proc2 *k;
830 	VAR *v;
831 	int32_t secs;
832 	int32_t psecs;	/* "parts" of a second. first micro, then centi */
833 	int fmtlen;
834 
835 	k = arg;
836 	v = ve->var;
837 	if (P_ZOMBIE(k) || k->p_uvalid == 0) {
838 		secs = 0;
839 		psecs = 0;
840 	} else {
841 		/*
842 		 * This counts time spent handling interrupts.  We could
843 		 * fix this, but it is not 100% trivial (and interrupt
844 		 * time fractions only work on the sparc anyway).	XXX
845 		 */
846 		secs = k->p_rtime_sec;
847 		psecs = k->p_rtime_usec;
848 		if (sumrusage) {
849 			secs += k->p_uctime_sec;
850 			psecs += k->p_uctime_usec;
851 		}
852 		/*
853 		 * round and scale to 100's
854 		 */
855 		psecs = (psecs + 5000) / 10000;
856 		secs += psecs / 100;
857 		psecs = psecs % 100;
858 	}
859 	if (mode == WIDTHMODE) {
860 		/*
861 		 * Ugg, this is the only field where a value of 0 longer
862 		 * than the column title, and log10(0) isn't good enough.
863 		 * Use SECSPERMIN, because secs is divided by that when
864 		 * passed to log10().
865 		 */
866 		if (secs == 0 && v->longestp == 0)
867 			secs = SECSPERMIN;
868 		if (secs > v->longestp) {
869 			/* "+6" for the "%02ld.%02ld" in the printf() below */
870 			fmtlen = (int)log10((double)secs / SECSPERMIN) + 1 + 6;
871 			v->longestp = secs;
872 			if (fmtlen > v->width)
873 				v->width = fmtlen;
874 		}
875 	} else {
876 		printf("%*ld:%02ld.%02ld", v->width - 6, (long)(secs / SECSPERMIN),
877 		    (long)(secs % SECSPERMIN), (long)psecs);
878 	}
879 }
880 
881 double
882 getpcpu(k)
883 	struct kinfo_proc2 *k;
884 {
885 	static int failure;
886 
887 	if (!nlistread)
888 		failure = (kd) ? donlist() : 1;
889 	if (failure)
890 		return (0.0);
891 
892 #define	fxtofl(fixpt)	((double)(fixpt) / fscale)
893 
894 	/* XXX - I don't like this */
895 	if (k->p_swtime == 0 || (k->p_flag & L_INMEM) == 0 ||
896 	    k->p_stat == SZOMB || k->p_stat == SDEAD)
897 		return (0.0);
898 	if (rawcpu)
899 		return (100.0 * fxtofl(k->p_pctcpu));
900 	return (100.0 * fxtofl(k->p_pctcpu) /
901 		(1.0 - exp(k->p_swtime * log(ccpu))));
902 }
903 
904 void
905 pcpu(arg, ve, mode)
906 	void *arg;
907 	VARENT *ve;
908 	int mode;
909 {
910 	struct kinfo_proc2 *k;
911 	VAR *v;
912 
913 	k = arg;
914 	v = ve->var;
915 	doubleprintorsetwidth(v, getpcpu(k), 1, mode);
916 }
917 
918 double
919 getpmem(k)
920 	struct kinfo_proc2 *k;
921 {
922 	static int failure;
923 	double fracmem;
924 	int szptudot;
925 
926 	if (!nlistread)
927 		failure = (kd) ? donlist() : 1;
928 	if (failure)
929 		return (0.0);
930 
931 	if ((k->p_flag & L_INMEM) == 0)
932 		return (0.0);
933 	/* XXX want pmap ptpages, segtab, etc. (per architecture) */
934 	szptudot = uspace/getpagesize();
935 	/* XXX don't have info about shared */
936 	fracmem = ((float)k->p_vm_rssize + szptudot)/mempages;
937 	return (100.0 * fracmem);
938 }
939 
940 void
941 pmem(arg, ve, mode)
942 	void *arg;
943 	VARENT *ve;
944 	int mode;
945 {
946 	struct kinfo_proc2 *k;
947 	VAR *v;
948 
949 	k = arg;
950 	v = ve->var;
951 	doubleprintorsetwidth(v, getpmem(k), 1, mode);
952 }
953 
954 void
955 pagein(arg, ve, mode)
956 	void *arg;
957 	VARENT *ve;
958 	int mode;
959 {
960 	struct kinfo_proc2 *k;
961 	VAR *v;
962 
963 	k = arg;
964 	v = ve->var;
965 	intprintorsetwidth(v, k->p_uvalid ? k->p_uru_majflt : 0, mode);
966 }
967 
968 void
969 maxrss(arg, ve, mode)
970 	void *arg;
971 	VARENT *ve;
972 	int mode;
973 {
974 	VAR *v;
975 
976 	v = ve->var;
977 	/* No need to check width! */
978 	if (mode == PRINTMODE)
979 		(void)printf("%*s", v->width, "-");
980 }
981 
982 void
983 tsize(arg, ve, mode)
984 	void *arg;
985 	VARENT *ve;
986 	int mode;
987 {
988 	struct kinfo_proc2 *k;
989 	VAR *v;
990 
991 	k = arg;
992 	v = ve->var;
993 	intprintorsetwidth(v, pgtok(k->p_vm_tsize), mode);
994 }
995 
996 /*
997  * Generic output routines.  Print fields from various prototype
998  * structures.
999  */
1000 static void
1001 printval(bp, v, mode)
1002 	void *bp;
1003 	VAR *v;
1004 	int mode;
1005 {
1006 	static char ofmt[32] = "%";
1007 	int width, vok, fmtlen;
1008 	char *fcp, *cp, *obuf;
1009 	enum type type;
1010 	long long val;
1011 	unsigned long long uval;
1012 
1013 	/*
1014 	 * Note that the "INF127" check is nonsensical for types
1015 	 * that are or can be signed.
1016 	 */
1017 #define	GET(type)		(*(type *)bp)
1018 #define	CHK_INF127(n)		(((n) > 127) && (v->flag & INF127) ? 127 : (n))
1019 
1020 #define	VSIGN	1
1021 #define	VUNSIGN	2
1022 #define	VPTR	3
1023 
1024 	if (mode == WIDTHMODE) {
1025 		vok = 0;
1026 		switch (v->type) {
1027 		case CHAR:
1028 			val = GET(char);
1029 			vok = VSIGN;
1030 			break;
1031 		case UCHAR:
1032 			uval = CHK_INF127(GET(u_char));
1033 			vok = VUNSIGN;
1034 			break;
1035 		case SHORT:
1036 			val = GET(short);
1037 			vok = VSIGN;
1038 			break;
1039 		case USHORT:
1040 			uval = CHK_INF127(GET(u_short));
1041 			vok = VUNSIGN;
1042 			break;
1043 		case INT32:
1044 			val = GET(int32_t);
1045 			vok = VSIGN;
1046 			break;
1047 		case INT:
1048 			val = GET(int);
1049 			vok = VSIGN;
1050 			break;
1051 		case UINT:
1052 		case UINT32:
1053 			uval = CHK_INF127(GET(u_int));
1054 			vok = VUNSIGN;
1055 			break;
1056 		case LONG:
1057 			val = GET(long);
1058 			vok = VSIGN;
1059 			break;
1060 		case ULONG:
1061 			uval = CHK_INF127(GET(u_long));
1062 			vok = VUNSIGN;
1063 			break;
1064 		case KPTR:
1065 			uval = (unsigned long long)GET(u_int64_t);
1066 			vok = VPTR;
1067 			break;
1068 		case KPTR24:
1069 			uval = (unsigned long long)GET(u_int64_t);
1070 			uval &= 0xffffff;
1071 			vok = VPTR;
1072 			break;
1073 		case INT64:
1074 			val = (long long)GET(int64_t);
1075 			vok = VSIGN;
1076 			break;
1077 		case UINT64:
1078 			uval = (unsigned long long)CHK_INF127(GET(u_int64_t));
1079 			vok = VUNSIGN;
1080 			break;
1081 
1082 		default:
1083 			/* nothing... */;
1084 		}
1085 		switch (vok) {
1086 		case VSIGN:
1087 			if (val < 0  && val < v->longestn) {
1088 				fmtlen = (int)log10((double)-val) + 2;
1089 				v->longestn = val;
1090 				if (fmtlen > v->width)
1091 					v->width = fmtlen;
1092 			} else if (val > 0 && val > v->longestp) {
1093 				fmtlen = (int)log10((double)val) + 1;
1094 				v->longestp = val;
1095 				if (fmtlen > v->width)
1096 					v->width = fmtlen;
1097 			}
1098 			return;
1099 		case VUNSIGN:
1100 			if (uval > v->longestu) {
1101 				fmtlen = (int)log10((double)uval) + 1;
1102 				v->longestu = uval;
1103 				v->width = fmtlen;
1104 			}
1105 			return;
1106 		case VPTR:
1107 			fmtlen = 0;
1108 			while (uval > 0) {
1109 				uval >>= 4;
1110 				fmtlen++;
1111 			}
1112 			if (fmtlen > v->width)
1113 				v->width = fmtlen;
1114 			return;
1115 		}
1116 	}
1117 
1118 	width = v->width;
1119 	cp = ofmt + 1;
1120 	fcp = v->fmt;
1121 	if (v->flag & LJUST)
1122 		*cp++ = '-';
1123 	*cp++ = '*';
1124 	while ((*cp++ = *fcp++) != '\0')
1125 		continue;
1126 
1127 	switch (v->type) {
1128 	case INT32:
1129 		if (sizeof(int32_t) == sizeof(int))
1130 			type = INT;
1131 		else if (sizeof(int32_t) == sizeof(long))
1132 			type = LONG;
1133 		else
1134 			errx(1, "unknown conversion for type %d", v->type);
1135 		break;
1136 	case UINT32:
1137 		if (sizeof(u_int32_t) == sizeof(u_int))
1138 			type = UINT;
1139 		else if (sizeof(u_int32_t) == sizeof(u_long))
1140 			type = ULONG;
1141 		else
1142 			errx(1, "unknown conversion for type %d", v->type);
1143 		break;
1144 	default:
1145 		type = v->type;
1146 		break;
1147 	}
1148 
1149 	switch (type) {
1150 	case CHAR:
1151 		(void)printf(ofmt, width, GET(char));
1152 		return;
1153 	case UCHAR:
1154 		(void)printf(ofmt, width, CHK_INF127(GET(u_char)));
1155 		return;
1156 	case SHORT:
1157 		(void)printf(ofmt, width, GET(short));
1158 		return;
1159 	case USHORT:
1160 		(void)printf(ofmt, width, CHK_INF127(GET(u_short)));
1161 		return;
1162 	case INT:
1163 		(void)printf(ofmt, width, GET(int));
1164 		return;
1165 	case UINT:
1166 		(void)printf(ofmt, width, CHK_INF127(GET(u_int)));
1167 		return;
1168 	case LONG:
1169 		(void)printf(ofmt, width, GET(long));
1170 		return;
1171 	case ULONG:
1172 		(void)printf(ofmt, width, CHK_INF127(GET(u_long)));
1173 		return;
1174 	case KPTR:
1175 		(void)printf(ofmt, width, (unsigned long long)GET(u_int64_t));
1176 		return;
1177 	case KPTR24:
1178 		(void)printf(ofmt, width,
1179 		    (unsigned long long)GET(u_int64_t) & 0xffffff);
1180 		return;
1181 	case SIGLIST:
1182 		{
1183 			sigset_t *s = (sigset_t *)(void *)bp;
1184 			size_t i;
1185 #define SIGSETSIZE	(sizeof(s->__bits) / sizeof(s->__bits[0]))
1186 			char buf[SIGSETSIZE * 8 + 1];
1187 
1188 			for (i = 0; i < SIGSETSIZE; i++)
1189 				(void)snprintf(&buf[i * 8], 9, "%.8x",
1190 				    s->__bits[(SIGSETSIZE - 1) - i]);
1191 
1192 			/* Skip leading zeroes */
1193 			for (i = 0; buf[i]; i++)
1194 				if (buf[i] != '0')
1195 					break;
1196 
1197 			if (buf[i] == '\0')
1198 				i--;
1199 			(void)asprintf(&obuf, ofmt, width, &buf[i]);
1200 		}
1201 		break;
1202 	case INT64:
1203 		(void)printf(ofmt, width, (long long)GET(int64_t));
1204 		return;
1205 	case UINT64:
1206 		(void)printf(ofmt, width, (unsigned long long)CHK_INF127(GET(u_int64_t)));
1207 		return;
1208 	default:
1209 		errx(1, "unknown type %d", v->type);
1210 	}
1211 	if (obuf == NULL)
1212 		err(1, "%s", "");
1213 	if (mode == WIDTHMODE) {
1214 		/* Skip leading spaces. */
1215 		cp = strrchr(obuf, ' ');
1216 		if (cp == NULL)
1217 			cp = obuf;
1218 		else
1219 			cp++;	/* skip last space */
1220 	}
1221 	else
1222 		cp = obuf;
1223 	strprintorsetwidth(v, cp, mode);
1224 	free(obuf);
1225 #undef GET
1226 #undef CHK_INF127
1227 }
1228 
1229 void
1230 pvar(arg, ve, mode)
1231 	void *arg;
1232 	VARENT *ve;
1233 	int mode;
1234 {
1235 	VAR *v;
1236 
1237 	v = ve->var;
1238 	printval((char *)arg + v->off, v, mode);
1239 }
1240