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1/* $Header: /src/pub/tcsh/sh.time.c,v 3.25 2002/06/25 19:02:11 christos Exp $ */
1/* $Header: /src/pub/tcsh/sh.time.c,v 3.28 2005/03/03 16:49:16 kim Exp $ */
2/*
3 * sh.time.c: Shell time keeping and printing.
4 */
5/*-
6 * Copyright (c) 1980, 1991 The Regents of the University of California.
7 * All rights reserved.
8 *
9 * Redistribution and use in source and binary forms, with or without
10 * modification, are permitted provided that the following conditions
11 * are met:
12 * 1. Redistributions of source code must retain the above copyright
13 * notice, this list of conditions and the following disclaimer.
14 * 2. Redistributions in binary form must reproduce the above copyright
15 * notice, this list of conditions and the following disclaimer in the
16 * documentation and/or other materials provided with the distribution.
17 * 3. 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#include "sh.h"
34
35RCSID("$Id: sh.time.c,v 3.25 2002/06/25 19:02:11 christos Exp $")
35RCSID("$Id: sh.time.c,v 3.28 2005/03/03 16:49:16 kim Exp $")
36
37#ifdef SUNOS4
38# include <machine/param.h>
39#endif /* SUNOS4 */
40
41/*
42 * C Shell - routines handling process timing and niceing
43 */
44#ifdef BSDTIMES
45# ifndef RUSAGE_SELF
46# define RUSAGE_SELF 0
47# define RUSAGE_CHILDREN -1
48# endif /* RUSAGE_SELF */
49#else /* BSDTIMES */
50struct tms times0;
51#endif /* BSDTIMES */
52
53#if !defined(BSDTIMES) && !defined(_SEQUENT_)
54# ifdef POSIX
55static void pdtimet __P((clock_t, clock_t));
56# else /* ! POSIX */
57static void pdtimet __P((time_t, time_t));
58# endif /* ! POSIX */
59#else /* BSDTIMES || _SEQUENT_ */
60static void tvadd __P((timeval_t *, timeval_t *));
61static void pdeltat __P((timeval_t *, timeval_t *));
62#endif /* BSDTIMES || _SEQUENT_ */
63
64void
65settimes()
66{
67#ifdef BSDTIMES
68 struct sysrusage ruch;
69#ifdef convex
70 memset(&ru0, 0, sizeof(ru0));
71 memset(&ruch, 0, sizeof(ruch));
72#endif /* convex */
73
74 (void) gettimeofday(&time0, NULL);
75 (void) getrusage(RUSAGE_SELF, (struct rusage *) &ru0);
76 (void) getrusage(RUSAGE_CHILDREN, (struct rusage *) &ruch);
77 ruadd(&ru0, &ruch);
78#else
79# ifdef _SEQUENT_
80 struct process_stats ruch;
81
82 (void) get_process_stats(&time0, PS_SELF, &ru0, &ruch);
83 ruadd(&ru0, &ruch);
84# else /* _SEQUENT_ */
85 seconds0 = time(NULL);
86# ifndef COHERENT
87 time0 = times(&times0);
88# else /* !COHERENT */
89 time0 = HZ * seconds0;
90 times(&times0);
91# endif /* !COHERENT */
92 times0.tms_stime += times0.tms_cstime;
93 times0.tms_utime += times0.tms_cutime;
94 times0.tms_cstime = 0;
95 times0.tms_cutime = 0;
96# endif /* _SEQUENT_ */
97#endif /* BSDTIMES */
98}
99
100/*
101 * dotime is only called if it is truly a builtin function and not a
102 * prefix to another command
103 */
104/*ARGSUSED*/
105void
106dotime(v, c)
107 Char **v;
108 struct command *c;
109{
110#ifdef BSDTIMES
111 timeval_t timedol;
112 struct sysrusage ru1, ruch;
113#ifdef convex
114 memset(&ru1, 0, sizeof(ru1));
115 memset(&ruch, 0, sizeof(ruch));
116#endif /* convex */
117
118 (void) getrusage(RUSAGE_SELF, (struct rusage *) &ru1);
119 (void) getrusage(RUSAGE_CHILDREN, (struct rusage *) &ruch);
120 ruadd(&ru1, &ruch);
121 (void) gettimeofday(&timedol, NULL);
122 prusage(&ru0, &ru1, &timedol, &time0);
123#else
124# ifdef _SEQUENT_
125 timeval_t timedol;
126 struct process_stats ru1, ruch;
127
128 (void) get_process_stats(&timedol, PS_SELF, &ru1, &ruch);
129 ruadd(&ru1, &ruch);
130 prusage(&ru0, &ru1, &timedol, &time0);
131# else /* _SEQUENT_ */
132# ifndef POSIX
133 time_t timedol;
134# else /* POSIX */
135 clock_t timedol;
136# endif /* POSIX */
137
138 struct tms times_dol;
139
140#ifndef COHERENT
141 timedol = times(&times_dol);
142#else
143 timedol = HZ * time(NULL);
144 times(&times_dol);
145#endif
146 times_dol.tms_stime += times_dol.tms_cstime;
147 times_dol.tms_utime += times_dol.tms_cutime;
148 times_dol.tms_cstime = 0;
149 times_dol.tms_cutime = 0;
150 prusage(&times0, &times_dol, timedol, time0);
151# endif /* _SEQUENT_ */
152#endif /* BSDTIMES */
153 USE(c);
154 USE(v);
155}
156
157/*
158 * donice is only called when it on the line by itself or with a +- value
159 */
160/*ARGSUSED*/
161void
162donice(v, c)
163 register Char **v;
163 Char **v;
164 struct command *c;
165{
166 register Char *cp;
166 Char *cp;
167 int nval = 0;
168
169 USE(c);
170 v++, cp = *v++;
171 if (cp == 0)
172 nval = 4;
173 else if (*v == 0 && any("+-", cp[0]))
174 nval = getn(cp);
175#ifdef BSDNICE
175#ifdef HAVE_SETPRIORITY
176 if (setpriority(PRIO_PROCESS, 0, nval) == -1 && errno)
177 stderror(ERR_SYSTEM, "setpriority", strerror(errno));
178#else /* BSDNICE */
178#else /* !HAVE_SETPRIORITY */
179 (void) nice(nval);
180#endif /* BSDNICE */
180#endif /* HAVE_SETPRIORITY */
181}
182
183#ifdef BSDTIMES
184void
185ruadd(ru, ru2)
186 register struct sysrusage *ru, *ru2;
186 struct sysrusage *ru, *ru2;
187{
188 tvadd(&ru->ru_utime, &ru2->ru_utime);
189 tvadd(&ru->ru_stime, &ru2->ru_stime);
190#ifndef _OSD_POSIX
191 if (ru2->ru_maxrss > ru->ru_maxrss)
192 ru->ru_maxrss = ru2->ru_maxrss;
193
194 ru->ru_ixrss += ru2->ru_ixrss;
195 ru->ru_idrss += ru2->ru_idrss;
196 ru->ru_isrss += ru2->ru_isrss;
197 ru->ru_minflt += ru2->ru_minflt;
198 ru->ru_majflt += ru2->ru_majflt;
199 ru->ru_nswap += ru2->ru_nswap;
200 ru->ru_inblock += ru2->ru_inblock;
201 ru->ru_oublock += ru2->ru_oublock;
202 ru->ru_msgsnd += ru2->ru_msgsnd;
203 ru->ru_msgrcv += ru2->ru_msgrcv;
204 ru->ru_nsignals += ru2->ru_nsignals;
205 ru->ru_nvcsw += ru2->ru_nvcsw;
206 ru->ru_nivcsw += ru2->ru_nivcsw;
207#endif /*bs2000*/
208
209# ifdef convex
210 tvadd(&ru->ru_exutime, &ru2->ru_exutime);
211 ru->ru_utotal += ru2->ru_utotal;
212 ru->ru_usamples += ru2->ru_usamples;
213 ru->ru_stotal += ru2->ru_stotal;
214 ru->ru_ssamples += ru2->ru_ssamples;
215# endif /* convex */
216}
217
218#else /* BSDTIMES */
219# ifdef _SEQUENT_
220void
221ruadd(ru, ru2)
220 register struct process_stats *ru, *ru2;
222 struct process_stats *ru, *ru2;
223{
224 tvadd(&ru->ps_utime, &ru2->ps_utime);
225 tvadd(&ru->ps_stime, &ru2->ps_stime);
226 if (ru2->ps_maxrss > ru->ps_maxrss)
227 ru->ps_maxrss = ru2->ps_maxrss;
228
229 ru->ps_pagein += ru2->ps_pagein;
230 ru->ps_reclaim += ru2->ps_reclaim;
231 ru->ps_zerofill += ru2->ps_zerofill;
232 ru->ps_pffincr += ru2->ps_pffincr;
233 ru->ps_pffdecr += ru2->ps_pffdecr;
234 ru->ps_swap += ru2->ps_swap;
235 ru->ps_syscall += ru2->ps_syscall;
236 ru->ps_volcsw += ru2->ps_volcsw;
237 ru->ps_involcsw += ru2->ps_involcsw;
238 ru->ps_signal += ru2->ps_signal;
239 ru->ps_lread += ru2->ps_lread;
240 ru->ps_lwrite += ru2->ps_lwrite;
241 ru->ps_bread += ru2->ps_bread;
242 ru->ps_bwrite += ru2->ps_bwrite;
243 ru->ps_phread += ru2->ps_phread;
244 ru->ps_phwrite += ru2->ps_phwrite;
245}
246
247# endif /* _SEQUENT_ */
248#endif /* BSDTIMES */
249
250#ifdef BSDTIMES
251
252/*
253 * PWP: the LOG1024 and pagetok stuff taken from the top command,
254 * written by William LeFebvre
255 */
256/* Log base 2 of 1024 is 10 (2^10 == 1024) */
257#define LOG1024 10
258
259/* Convert clicks (kernel pages) to kbytes ... */
260/* If there is no PGSHIFT defined, assume it is 11 */
261/* Is this needed for compatability with some old flavor of 4.2 or 4.1? */
262#ifdef SUNOS4
263# ifndef PGSHIFT
264# define pagetok(size) ((size) << 1)
265# else
266# if PGSHIFT>10
267# define pagetok(size) ((size) << (PGSHIFT - LOG1024))
268# else
269# define pagetok(size) ((size) >> (LOG1024 - PGSHIFT))
270# endif
271# endif
272#endif
273
274/*
275 * if any other machines return wierd values in the ru_i* stuff, put
276 * the adjusting macro here:
277 */
278#ifdef SUNOS4
279# define IADJUST(i) (pagetok(i)/2)
280#else /* SUNOS4 */
281# ifdef convex
282 /*
283 * convex has megabytes * CLK_TCK
284 * multiply by 100 since we use time in 100ths of a second in prusage
285 */
286# define IADJUST(i) (((i) << 10) / CLK_TCK * 100)
287# else /* convex */
288# define IADJUST(i) (i)
289# endif /* convex */
290#endif /* SUNOS4 */
291
292void
293prusage(r0, r1, e, b)
292 register struct sysrusage *r0, *r1;
294 struct sysrusage *r0, *r1;
295 timeval_t *e, *b;
296
297#else /* BSDTIMES */
298# ifdef _SEQUENT_
299void
300prusage(r0, r1, e, b)
299 register struct process_stats *r0, *r1;
301 struct process_stats *r0, *r1;
302 timeval_t *e, *b;
303
304# else /* _SEQUENT_ */
305void
306prusage(bs, es, e, b)
307 struct tms *bs, *es;
308
309# ifndef POSIX
310 time_t e, b;
311
312# else /* POSIX */
313 clock_t e, b;
314
315# endif /* POSIX */
316# endif /* _SEQUENT_ */
317#endif /* BSDTIMES */
318{
319#ifdef BSDTIMES
318 register time_t t =
320 time_t t =
321 (r1->ru_utime.tv_sec - r0->ru_utime.tv_sec) * 100 +
322 (r1->ru_utime.tv_usec - r0->ru_utime.tv_usec) / 10000 +
323 (r1->ru_stime.tv_sec - r0->ru_stime.tv_sec) * 100 +
324 (r1->ru_stime.tv_usec - r0->ru_stime.tv_usec) / 10000;
325
326#else
327# ifdef _SEQUENT_
326 register time_t t =
328 time_t t =
329 (r1->ps_utime.tv_sec - r0->ps_utime.tv_sec) * 100 +
330 (r1->ps_utime.tv_usec - r0->ps_utime.tv_usec) / 10000 +
331 (r1->ps_stime.tv_sec - r0->ps_stime.tv_sec) * 100 +
332 (r1->ps_stime.tv_usec - r0->ps_stime.tv_usec) / 10000;
333
334# else /* _SEQUENT_ */
335# ifndef POSIX
334 register time_t t = (es->tms_utime - bs->tms_utime +
336 time_t t = (es->tms_utime - bs->tms_utime +
337 es->tms_stime - bs->tms_stime) * 100 / HZ;
338
339# else /* POSIX */
338 register clock_t t = (es->tms_utime - bs->tms_utime +
340 clock_t t = (es->tms_utime - bs->tms_utime +
341 es->tms_stime - bs->tms_stime) * 100 / clk_tck;
342
343# endif /* POSIX */
344# endif /* _SEQUENT_ */
345#endif /* BSDTIMES */
346
345 register char *cp;
346 register long i;
347 register struct varent *vp = adrof(STRtime);
347 const char *cp;
348 long i;
349 struct varent *vp = adrof(STRtime);
350
351#ifdef BSDTIMES
352# ifdef convex
353 static struct system_information sysinfo;
354 long long memtmp; /* let memory calculations exceede 2Gb */
355# endif /* convex */
356 int ms = (int)
357 ((e->tv_sec - b->tv_sec) * 100 + (e->tv_usec - b->tv_usec) / 10000);
358
359 cp = "%Uu %Ss %E %P %X+%Dk %I+%Oio %Fpf+%Ww";
360#else /* !BSDTIMES */
361# ifdef _SEQUENT_
362 int ms = (int)
363 ((e->tv_sec - b->tv_sec) * 100 + (e->tv_usec - b->tv_usec) / 10000);
364
365 cp = "%Uu %Ss %E %P %I+%Oio %Fpf+%Ww";
366# else /* !_SEQUENT_ */
367# ifndef POSIX
368 time_t ms = ((time_t)((e - b) / HZ) * 100) +
369 (time_t)(((e - b) % HZ) * 100) / HZ;
370# else /* POSIX */
371 clock_t ms = ((clock_t)((e - b) / clk_tck) * 100) +
372 (clock_t)(((e - b) % clk_tck) * 100) / clk_tck;
373# endif /* POSIX */
374
375 cp = "%Uu %Ss %E %P";
376
377 /*
378 * the tms stuff is not very precise, so we fudge it.
379 * granularity fix: can't be more than 100%
380 * this breaks in multi-processor systems...
381 * maybe I should take it out and let people see more then 100%
382 * utilizations.
383 */
384# if 0
385 if (ms < t && ms != 0)
386 ms = t;
387# endif
388# endif /*! _SEQUENT_ */
389#endif /* !BSDTIMES */
390#ifdef TDEBUG
391 xprintf("es->tms_utime %lu bs->tms_utime %lu\n",
392 es->tms_utime, bs->tms_utime);
393 xprintf("es->tms_stime %lu bs->tms_stime %lu\n",
394 es->tms_stime, bs->tms_stime);
395 xprintf("ms %lu e %lu b %lu\n", ms, e, b);
396 xprintf("t %lu\n", t);
397#endif /* TDEBUG */
398
399 if (vp && vp->vec && vp->vec[0] && vp->vec[1])
400 cp = short2str(vp->vec[1]);
401 for (; *cp; cp++)
402 if (*cp != '%')
403 xputchar(*cp);
404 else if (cp[1])
405 switch (*++cp) {
406
407 case 'U': /* user CPU time used */
408#ifdef BSDTIMES
409 pdeltat(&r1->ru_utime, &r0->ru_utime);
410#else
411# ifdef _SEQUENT_
412 pdeltat(&r1->ps_utime, &r0->ps_utime);
413# else /* _SEQUENT_ */
414# ifndef POSIX
415 pdtimet(es->tms_utime, bs->tms_utime);
416# else /* POSIX */
417 pdtimet(es->tms_utime, bs->tms_utime);
418# endif /* POSIX */
419# endif /* _SEQUENT_ */
420#endif /* BSDTIMES */
421 break;
422
423 case 'S': /* system CPU time used */
424#ifdef BSDTIMES
425 pdeltat(&r1->ru_stime, &r0->ru_stime);
426#else
427# ifdef _SEQUENT_
428 pdeltat(&r1->ps_stime, &r0->ps_stime);
429# else /* _SEQUENT_ */
430# ifndef POSIX
431 pdtimet(es->tms_stime, bs->tms_stime);
432# else /* POSIX */
433 pdtimet(es->tms_stime, bs->tms_stime);
434# endif /* POSIX */
435# endif /* _SEQUENT_ */
436#endif /* BSDTIMES */
437 break;
438
439 case 'E': /* elapsed (wall-clock) time */
440#ifdef BSDTIMES
441 pcsecs((long) ms);
442#else /* BSDTIMES */
443 pcsecs(ms);
444#endif /* BSDTIMES */
445 break;
446
447 case 'P': /* percent time spent running */
448 /* check if the process did not run */
449#ifdef convex
450 /*
451 * scale the cpu %- ages by the number of processors
452 * available on this machine
453 */
454 if ((sysinfo.cpu_count == 0) &&
455 (getsysinfo(SYSINFO_SIZE, &sysinfo) < 0))
456 sysinfo.cpu_count = 1;
457 i = (ms == 0) ? 0 : (t * 1000.0 / (ms * sysinfo.cpu_count));
458#else /* convex */
459 i = (ms == 0) ? 0 : (long)(t * 1000.0 / ms);
460#endif /* convex */
461 xprintf("%ld.%01ld%%", i / 10, i % 10); /* nn.n% */
462 break;
463
464#ifdef BSDTIMES
465 case 'W': /* number of swaps */
466#ifdef _OSD_POSIX
467 i = 0;
468#else
469 i = r1->ru_nswap - r0->ru_nswap;
470#endif
471 xprintf("%ld", i);
472 break;
473
474#ifdef convex
475 case 'X': /* (average) shared text size */
476 memtmp = (t == 0 ? 0LL : IADJUST((long long)r1->ru_ixrss -
477 (long long)r0->ru_ixrss) /
478 (long long)t);
479 xprintf("%lu", (unsigned long)memtmp);
480
481 break;
482
483 case 'D': /* (average) unshared data size */
484 memtmp = (t == 0 ? 0LL : IADJUST((long long)r1->ru_idrss +
485 (long long)r1->ru_isrss -
486 ((long long)r0->ru_idrss +
487 (long long)r0->ru_isrss)) /
488 (long long)t);
489 xprintf("%lu", (unsigned long)memtmp);
490 break;
491
492 case 'K': /* (average) total data memory used */
493 memtmp = (t == 0 ? 0LL : IADJUST(((long long)r1->ru_ixrss +
494 (long long)r1->ru_isrss +
495 (long long)r1->ru_idrss) -
496 ((long long)r0->ru_ixrss +
497 (long long)r0->ru_idrss +
498 (long long)r0->ru_isrss)) /
499 (long long)t);
500 xprintf("%lu", (unsigned long)memtmp);
501 break;
502#else /* !convex */
503 case 'X': /* (average) shared text size */
504#ifdef _OSD_POSIX
505 xprintf("0",0);
506#else
507 xprintf("%ld", t == 0 ? 0L :
508 IADJUST(r1->ru_ixrss - r0->ru_ixrss) / t);
509#endif
510 break;
511
512 case 'D': /* (average) unshared data size */
513#ifdef _OSD_POSIX
514 xprintf("0",0);
515#else
516 xprintf("%ld", t == 0 ? 0L :
517 IADJUST(r1->ru_idrss + r1->ru_isrss -
518 (r0->ru_idrss + r0->ru_isrss)) / t);
519#endif
520 break;
521
522 case 'K': /* (average) total data memory used */
523#ifdef _OSD_POSIX
524 xprintf("0",0);
525#else
526 xprintf("%ld", t == 0 ? 0L :
527 IADJUST((r1->ru_ixrss + r1->ru_isrss + r1->ru_idrss) -
528 (r0->ru_ixrss + r0->ru_idrss + r0->ru_isrss)) / t);
529#endif
530 break;
531#endif /* convex */
532 case 'M': /* max. Resident Set Size */
533#ifdef SUNOS4
534 xprintf("%ld", pagetok(r1->ru_maxrss));
535#else
536# ifdef convex
537 xprintf("%ld", r1->ru_maxrss * 4L);
538# else /* !convex */
539# ifdef _OSD_POSIX
540 xprintf("0",0);
541# else
542 xprintf("%ld", r1->ru_maxrss / 2L);
543# endif
544# endif /* convex */
545#endif /* SUNOS4 */
546 break;
547
548 case 'F': /* page faults */
549#ifdef _OSD_POSIX
550 xprintf("0",0);
551#else
552 xprintf("%ld", r1->ru_majflt - r0->ru_majflt);
553#endif
554 break;
555
556 case 'R': /* page reclaims */
557#ifdef _OSD_POSIX
558 xprintf("0",0);
559#else
560 xprintf("%ld", r1->ru_minflt - r0->ru_minflt);
561#endif
562 break;
563
564 case 'I': /* FS blocks in */
565#ifdef _OSD_POSIX
566 xprintf("0",0);
567#else
568 xprintf("%ld", r1->ru_inblock - r0->ru_inblock);
569#endif
570 break;
571
572 case 'O': /* FS blocks out */
573#ifdef _OSD_POSIX
574 xprintf("0",0);
575#else
576 xprintf("%ld", r1->ru_oublock - r0->ru_oublock);
577#endif
578 break;
579
580# ifdef convex
581 case 'C': /* CPU parallelization factor */
582 if (r1->ru_usamples != 0LL) {
583 long long parr = ((r1->ru_utotal * 100LL) /
584 r1->ru_usamples);
585 xprintf("%d.%02d", (int)(parr/100), (int)(parr%100));
586 } else
587 xprintf("?");
588 break;
589# endif /* convex */
590 case 'r': /* PWP: socket messages recieved */
591#ifdef _OSD_POSIX
592 xprintf("0",0);
593#else
594 xprintf("%ld", r1->ru_msgrcv - r0->ru_msgrcv);
595#endif
596 break;
597
598 case 's': /* PWP: socket messages sent */
599#ifdef _OSD_POSIX
600 xprintf("0",0);
601#else
602 xprintf("%ld", r1->ru_msgsnd - r0->ru_msgsnd);
603#endif
604 break;
605
606 case 'k': /* PWP: signals received */
607#ifdef _OSD_POSIX
608 xprintf("0",0);
609#else
610 xprintf("%ld", r1->ru_nsignals - r0->ru_nsignals);
611#endif
612 break;
613
614 case 'w': /* PWP: voluntary context switches (waits) */
615#ifdef _OSD_POSIX
616 xprintf("0",0);
617#else
618 xprintf("%ld", r1->ru_nvcsw - r0->ru_nvcsw);
619#endif
620 break;
621
622 case 'c': /* PWP: involuntary context switches */
623#ifdef _OSD_POSIX
624 xprintf("0",0);
625#else
626 xprintf("%ld", r1->ru_nivcsw - r0->ru_nivcsw);
627#endif
628 break;
629#else /* BSDTIMES */
630# ifdef _SEQUENT_
631 case 'W': /* number of swaps */
632 i = r1->ps_swap - r0->ps_swap;
633 xprintf("%ld", i);
634 break;
635
636 case 'M':
637 xprintf("%ld", r1->ps_maxrss / 2);
638 break;
639
640 case 'F':
641 xprintf("%ld", r1->ps_pagein - r0->ps_pagein);
642 break;
643
644 case 'R':
645 xprintf("%ld", r1->ps_reclaim - r0->ps_reclaim);
646 break;
647
648 case 'I':
649 xprintf("%ld", r1->ps_bread - r0->ps_bread);
650 break;
651
652 case 'O':
653 xprintf("%ld", r1->ps_bwrite - r0->ps_bwrite);
654 break;
655
656 case 'k':
657 xprintf("%ld", r1->ps_signal - r0->ps_signal);
658 break;
659
660 case 'w':
661 xprintf("%ld", r1->ps_volcsw - r0->ps_volcsw);
662 break;
663
664 case 'c':
665 xprintf("%ld", r1->ps_involcsw - r0->ps_involcsw);
666 break;
667
668 case 'Z':
669 xprintf("%ld", r1->ps_zerofill - r0->ps_zerofill);
670 break;
671
672 case 'i':
673 xprintf("%ld", r1->ps_pffincr - r0->ps_pffincr);
674 break;
675
676 case 'd':
677 xprintf("%ld", r1->ps_pffdecr - r0->ps_pffdecr);
678 break;
679
680 case 'Y':
681 xprintf("%ld", r1->ps_syscall - r0->ps_syscall);
682 break;
683
684 case 'l':
685 xprintf("%ld", r1->ps_lread - r0->ps_lread);
686 break;
687
688 case 'm':
689 xprintf("%ld", r1->ps_lwrite - r0->ps_lwrite);
690 break;
691
692 case 'p':
693 xprintf("%ld", r1->ps_phread - r0->ps_phread);
694 break;
695
696 case 'q':
697 xprintf("%ld", r1->ps_phwrite - r0->ps_phwrite);
698 break;
699# endif /* _SEQUENT_ */
700#endif /* BSDTIMES */
701 default:
702 break;
703 }
704 xputchar('\n');
705}
706
707#if defined(BSDTIMES) || defined(_SEQUENT_)
708static void
709pdeltat(t1, t0)
710 timeval_t *t1, *t0;
711{
712 timeval_t td;
713
714 tvsub(&td, t1, t0);
715 xprintf("%ld.%03ld", td.tv_sec, td.tv_usec / 1000L);
716}
717
718static void
719tvadd(tsum, t0)
720 timeval_t *tsum, *t0;
721{
722
723 tsum->tv_sec += t0->tv_sec;
724 tsum->tv_usec += t0->tv_usec;
725 if (tsum->tv_usec >= 1000000)
726 tsum->tv_sec++, tsum->tv_usec -= 1000000;
727}
728
729void
730tvsub(tdiff, t1, t0)
731 timeval_t *tdiff, *t1, *t0;
732{
733
734 tdiff->tv_sec = t1->tv_sec - t0->tv_sec;
735 tdiff->tv_usec = t1->tv_usec - t0->tv_usec;
736 if (tdiff->tv_usec < 0)
737 tdiff->tv_sec--, tdiff->tv_usec += 1000000;
738}
739
740#else /* !BSDTIMES && !_SEQUENT_ */
741static void
742pdtimet(eval, bval)
743#ifndef POSIX
744 time_t eval, bval;
745
746#else /* POSIX */
747 clock_t eval, bval;
748
749#endif /* POSIX */
750{
751#ifndef POSIX
752 time_t val;
753
754#else /* POSIX */
755 clock_t val;
756
757#endif /* POSIX */
758
759#ifndef POSIX
760 val = (eval - bval) * 100 / HZ;
761#else /* POSIX */
762 val = (eval - bval) * 100 / clk_tck;
763#endif /* POSIX */
764
765 xprintf("%ld.%02ld", val / 100, val - (val / 100 * 100));
766}
767#endif /* BSDTIMES || _SEQUENT_ */