1/* $Header: /p/tcsh/cvsroot/tcsh/sh.time.c,v 3.35 2010/12/09 15:39:29 christos 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("$tcsh: sh.time.c,v 3.35 2010/12/09 15:39:29 christos 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 (clock_t, clock_t); 56# else /* ! POSIX */ 57static void pdtimet (time_t, time_t); 58# endif /* ! POSIX */ 59#else /* BSDTIMES || _SEQUENT_ */ 60static void tvadd (timeval_t *, timeval_t *); 61static void pdeltat (timeval_t *, timeval_t *); 62#endif /* BSDTIMES || _SEQUENT_ */ 63 64void 65settimes(void) 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 time0 = times(×0); 87 times0.tms_stime += times0.tms_cstime; 88 times0.tms_utime += times0.tms_cutime; 89 times0.tms_cstime = 0; 90 times0.tms_cutime = 0; 91# endif /* _SEQUENT_ */ 92#endif /* BSDTIMES */ 93} 94 95/* 96 * dotime is only called if it is truly a builtin function and not a 97 * prefix to another command 98 */ 99/*ARGSUSED*/ 100void 101dotime(Char **v, struct command *c) 102{ 103#ifdef BSDTIMES 104 timeval_t timedol; 105 struct sysrusage ru1, ruch; 106#ifdef convex 107 memset(&ru1, 0, sizeof(ru1)); 108 memset(&ruch, 0, sizeof(ruch)); 109#endif /* convex */ 110 111 (void) getrusage(RUSAGE_SELF, (struct rusage *) &ru1); 112 (void) getrusage(RUSAGE_CHILDREN, (struct rusage *) &ruch); 113 ruadd(&ru1, &ruch); 114 (void) gettimeofday(&timedol, NULL); 115 prusage(&ru0, &ru1, &timedol, &time0); 116#else 117# ifdef _SEQUENT_ 118 timeval_t timedol; 119 struct process_stats ru1, ruch; 120 121 (void) get_process_stats(&timedol, PS_SELF, &ru1, &ruch); 122 ruadd(&ru1, &ruch); 123 prusage(&ru0, &ru1, &timedol, &time0); 124# else /* _SEQUENT_ */ 125# ifndef POSIX 126 time_t timedol; 127# else /* POSIX */ 128 clock_t timedol; 129# endif /* POSIX */ 130 131 struct tms times_dol; 132 133 timedol = times(×_dol); 134 times_dol.tms_stime += times_dol.tms_cstime; 135 times_dol.tms_utime += times_dol.tms_cutime; 136 times_dol.tms_cstime = 0; 137 times_dol.tms_cutime = 0; 138 prusage(×0, ×_dol, timedol, time0); 139# endif /* _SEQUENT_ */ 140#endif /* BSDTIMES */ 141 USE(c); 142 USE(v); 143} 144 145/* 146 * donice is only called when it on the line by itself or with a +- value 147 */ 148/*ARGSUSED*/ 149void 150donice(Char **v, struct command *c) 151{ 152 Char *cp; 153 int nval = 0; 154 155 USE(c); 156 v++, cp = *v++; 157 if (cp == 0) 158 nval = 4; 159 else if (*v == 0 && any("+-", cp[0])) 160 nval = getn(cp); 161#ifdef HAVE_SETPRIORITY 162 if (setpriority(PRIO_PROCESS, 0, nval) == -1 && errno) 163 stderror(ERR_SYSTEM, "setpriority", strerror(errno)); 164#else /* !HAVE_SETPRIORITY */ 165 (void) nice(nval); 166#endif /* HAVE_SETPRIORITY */ 167} 168 169#ifdef BSDTIMES 170void 171ruadd(struct sysrusage *ru, struct sysrusage *ru2) 172{ 173 tvadd(&ru->ru_utime, &ru2->ru_utime); 174 tvadd(&ru->ru_stime, &ru2->ru_stime); 175#ifndef _OSD_POSIX 176 if (ru2->ru_maxrss > ru->ru_maxrss) 177 ru->ru_maxrss = ru2->ru_maxrss; 178 179 ru->ru_ixrss += ru2->ru_ixrss; 180 ru->ru_idrss += ru2->ru_idrss; 181 ru->ru_isrss += ru2->ru_isrss; 182 ru->ru_minflt += ru2->ru_minflt; 183 ru->ru_majflt += ru2->ru_majflt; 184 ru->ru_nswap += ru2->ru_nswap; 185 ru->ru_inblock += ru2->ru_inblock; 186 ru->ru_oublock += ru2->ru_oublock; 187 ru->ru_msgsnd += ru2->ru_msgsnd; 188 ru->ru_msgrcv += ru2->ru_msgrcv; 189 ru->ru_nsignals += ru2->ru_nsignals; 190 ru->ru_nvcsw += ru2->ru_nvcsw; 191 ru->ru_nivcsw += ru2->ru_nivcsw; 192#endif /*bs2000*/ 193 194# ifdef convex 195 tvadd(&ru->ru_exutime, &ru2->ru_exutime); 196 ru->ru_utotal += ru2->ru_utotal; 197 ru->ru_usamples += ru2->ru_usamples; 198 ru->ru_stotal += ru2->ru_stotal; 199 ru->ru_ssamples += ru2->ru_ssamples; 200# endif /* convex */ 201} 202 203#else /* BSDTIMES */ 204# ifdef _SEQUENT_ 205void 206ruadd(struct process_stats *ru, struct process_stats *ru2) 207{ 208 tvadd(&ru->ps_utime, &ru2->ps_utime); 209 tvadd(&ru->ps_stime, &ru2->ps_stime); 210 if (ru2->ps_maxrss > ru->ps_maxrss) 211 ru->ps_maxrss = ru2->ps_maxrss; 212 213 ru->ps_pagein += ru2->ps_pagein; 214 ru->ps_reclaim += ru2->ps_reclaim; 215 ru->ps_zerofill += ru2->ps_zerofill; 216 ru->ps_pffincr += ru2->ps_pffincr; 217 ru->ps_pffdecr += ru2->ps_pffdecr; 218 ru->ps_swap += ru2->ps_swap; 219 ru->ps_syscall += ru2->ps_syscall; 220 ru->ps_volcsw += ru2->ps_volcsw; 221 ru->ps_involcsw += ru2->ps_involcsw; 222 ru->ps_signal += ru2->ps_signal; 223 ru->ps_lread += ru2->ps_lread; 224 ru->ps_lwrite += ru2->ps_lwrite; 225 ru->ps_bread += ru2->ps_bread; 226 ru->ps_bwrite += ru2->ps_bwrite; 227 ru->ps_phread += ru2->ps_phread; 228 ru->ps_phwrite += ru2->ps_phwrite; 229} 230 231# endif /* _SEQUENT_ */ 232#endif /* BSDTIMES */ 233 234#ifdef BSDTIMES 235 236/* 237 * PWP: the LOG1024 and pagetok stuff taken from the top command, 238 * written by William LeFebvre 239 */ 240/* Log base 2 of 1024 is 10 (2^10 == 1024) */ 241#define LOG1024 10 242 243/* Convert clicks (kernel pages) to kbytes ... */ 244/* If there is no PGSHIFT defined, assume it is 11 */ 245/* Is this needed for compatability with some old flavor of 4.2 or 4.1? */ 246#ifdef SUNOS4 247# ifndef PGSHIFT 248# define pagetok(size) ((size) << 1) 249# else 250# if PGSHIFT>10 251# define pagetok(size) ((size) << (PGSHIFT - LOG1024)) 252# else 253# define pagetok(size) ((size) >> (LOG1024 - PGSHIFT)) 254# endif 255# endif 256#endif 257 258/* 259 * if any other machines return wierd values in the ru_i* stuff, put 260 * the adjusting macro here: 261 */ 262#ifdef SUNOS4 263# define IADJUST(i) (pagetok(i)/2) 264#else /* SUNOS4 */ 265# ifdef convex 266 /* 267 * convex has megabytes * CLK_TCK 268 * multiply by 100 since we use time in 100ths of a second in prusage 269 */ 270# define IADJUST(i) (((i) << 10) / CLK_TCK * 100) 271# else /* convex */ 272# define IADJUST(i) (i) 273# endif /* convex */ 274#endif /* SUNOS4 */ 275 276void 277prusage(struct sysrusage *r0, struct sysrusage *r1, timeval_t *e, timeval_t *b) 278 279#else /* BSDTIMES */ 280# ifdef _SEQUENT_ 281void 282prusage(struct process_stats *r0, struct process_stats *r1, timeval_t e, 283 timeval_t b) 284 285# else /* _SEQUENT_ */ 286# ifndef POSIX 287void 288prusage(struct tms *bs, struct tms *es, time_t e, time_t b) 289# else /* POSIX */ 290void 291prusage(struct tms *bs, struct tms *es, clock_t e, clock_t b) 292# endif /* POSIX */ 293# endif /* _SEQUENT_ */ 294#endif /* BSDTIMES */ 295{ 296#ifdef BSDTIMES 297 time_t t = 298 (r1->ru_utime.tv_sec - r0->ru_utime.tv_sec) * 100 + 299 (r1->ru_utime.tv_usec - r0->ru_utime.tv_usec) / 10000 + 300 (r1->ru_stime.tv_sec - r0->ru_stime.tv_sec) * 100 + 301 (r1->ru_stime.tv_usec - r0->ru_stime.tv_usec) / 10000; 302 303#else 304# ifdef _SEQUENT_ 305 time_t t = 306 (r1->ps_utime.tv_sec - r0->ps_utime.tv_sec) * 100 + 307 (r1->ps_utime.tv_usec - r0->ps_utime.tv_usec) / 10000 + 308 (r1->ps_stime.tv_sec - r0->ps_stime.tv_sec) * 100 + 309 (r1->ps_stime.tv_usec - r0->ps_stime.tv_usec) / 10000; 310 311# else /* _SEQUENT_ */ 312# ifndef POSIX 313 time_t t = (es->tms_utime - bs->tms_utime + 314 es->tms_stime - bs->tms_stime) * 100 / HZ; 315 316# else /* POSIX */ 317 clock_t t = (es->tms_utime - bs->tms_utime + 318 es->tms_stime - bs->tms_stime) * 100 / clk_tck; 319 320# endif /* POSIX */ 321# endif /* _SEQUENT_ */ 322#endif /* BSDTIMES */ 323 324 const char *cp; 325 long i; 326 struct varent *vp = adrof(STRtime); 327 328#ifdef BSDTIMES 329# ifdef convex 330 static struct system_information sysinfo; 331 long long memtmp; /* let memory calculations exceede 2Gb */ 332# endif /* convex */ 333 int ms = (int) 334 ((e->tv_sec - b->tv_sec) * 100 + (e->tv_usec - b->tv_usec) / 10000); 335 336 cp = "%Uu %Ss %E %P %X+%Dk %I+%Oio %Fpf+%Ww"; 337#else /* !BSDTIMES */ 338# ifdef _SEQUENT_ 339 int ms = (int) 340 ((e->tv_sec - b->tv_sec) * 100 + (e->tv_usec - b->tv_usec) / 10000); 341 342 cp = "%Uu %Ss %E %P %I+%Oio %Fpf+%Ww"; 343# else /* !_SEQUENT_ */ 344# ifndef POSIX 345 time_t ms = ((time_t)((e - b) / HZ) * 100) + 346 (time_t)(((e - b) % HZ) * 100) / HZ; 347# else /* POSIX */ 348 clock_t ms = ((clock_t)((e - b) / clk_tck) * 100) + 349 (clock_t)(((e - b) % clk_tck) * 100) / clk_tck; 350# endif /* POSIX */ 351 352 cp = "%Uu %Ss %E %P"; 353 354 /* 355 * the tms stuff is not very precise, so we fudge it. 356 * granularity fix: can't be more than 100% 357 * this breaks in multi-processor systems... 358 * maybe I should take it out and let people see more then 100% 359 * utilizations. 360 */ 361# if 0 362 if (ms < t && ms != 0) 363 ms = t; 364# endif 365# endif /*! _SEQUENT_ */ 366#endif /* !BSDTIMES */ 367#ifdef TDEBUG 368 xprintf("es->tms_utime %lu bs->tms_utime %lu\n", 369 (unsigned long)es->tms_utime, (unsigned long)bs->tms_utime); 370 xprintf("es->tms_stime %lu bs->tms_stime %lu\n", 371 (unsigned long)es->tms_stime, (unsigned long)bs->tms_stime); 372 xprintf("ms %llu e %p b %p\n", (unsigned long long)ms, e, b); 373 xprintf("t %llu\n", (unsigned long long)t); 374#endif /* TDEBUG */ 375 376 if (vp && vp->vec && vp->vec[0] && vp->vec[1]) 377 cp = short2str(vp->vec[1]); 378 for (; *cp; cp++) 379 if (*cp != '%') 380 xputchar(*cp); 381 else if (cp[1]) 382 switch (*++cp) { 383 384 case 'U': /* user CPU time used */ 385#ifdef BSDTIMES 386 pdeltat(&r1->ru_utime, &r0->ru_utime); 387#else 388# ifdef _SEQUENT_ 389 pdeltat(&r1->ps_utime, &r0->ps_utime); 390# else /* _SEQUENT_ */ 391# ifndef POSIX 392 pdtimet(es->tms_utime, bs->tms_utime); 393# else /* POSIX */ 394 pdtimet(es->tms_utime, bs->tms_utime); 395# endif /* POSIX */ 396# endif /* _SEQUENT_ */ 397#endif /* BSDTIMES */ 398 break; 399 400 case 'S': /* system CPU time used */ 401#ifdef BSDTIMES 402 pdeltat(&r1->ru_stime, &r0->ru_stime); 403#else 404# ifdef _SEQUENT_ 405 pdeltat(&r1->ps_stime, &r0->ps_stime); 406# else /* _SEQUENT_ */ 407# ifndef POSIX 408 pdtimet(es->tms_stime, bs->tms_stime); 409# else /* POSIX */ 410 pdtimet(es->tms_stime, bs->tms_stime); 411# endif /* POSIX */ 412# endif /* _SEQUENT_ */ 413#endif /* BSDTIMES */ 414 break; 415 416 case 'E': /* elapsed (wall-clock) time */ 417#ifdef BSDTIMES 418 pcsecs((long) ms); 419#else /* BSDTIMES */ 420 pcsecs(ms); 421#endif /* BSDTIMES */ 422 break; 423 424 case 'P': /* percent time spent running */ 425 /* check if the process did not run */ 426#ifdef convex 427 /* 428 * scale the cpu %- ages by the number of processors 429 * available on this machine 430 */ 431 if ((sysinfo.cpu_count == 0) && 432 (getsysinfo(SYSINFO_SIZE, &sysinfo) < 0)) 433 sysinfo.cpu_count = 1; 434 i = (ms == 0) ? 0 : (t * 1000.0 / (ms * sysinfo.cpu_count)); 435#else /* convex */ 436 i = (ms == 0) ? 0 : (long)(t * 1000.0 / ms); 437#endif /* convex */ 438 xprintf("%ld.%01ld%%", i / 10, i % 10); /* nn.n% */ 439 break; 440 441#ifdef BSDTIMES 442 case 'W': /* number of swaps */ 443#ifdef _OSD_POSIX 444 i = 0; 445#else 446 i = r1->ru_nswap - r0->ru_nswap; 447#endif 448 xprintf("%ld", i); 449 break; 450 451#ifdef convex 452 case 'X': /* (average) shared text size */ 453 memtmp = (t == 0 ? 0LL : IADJUST((long long)r1->ru_ixrss - 454 (long long)r0->ru_ixrss) / 455 (long long)t); 456 xprintf("%lu", (unsigned long)memtmp); 457 break; 458 459 case 'D': /* (average) unshared data size */ 460 memtmp = (t == 0 ? 0LL : IADJUST((long long)r1->ru_idrss + 461 (long long)r1->ru_isrss - 462 ((long long)r0->ru_idrss + 463 (long long)r0->ru_isrss)) / 464 (long long)t); 465 xprintf("%lu", (unsigned long)memtmp); 466 break; 467 468 case 'K': /* (average) total data memory used */ 469 memtmp = (t == 0 ? 0LL : IADJUST(((long long)r1->ru_ixrss + 470 (long long)r1->ru_isrss + 471 (long long)r1->ru_idrss) - 472 ((long long)r0->ru_ixrss + 473 (long long)r0->ru_idrss + 474 (long long)r0->ru_isrss)) / 475 (long long)t); 476 xprintf("%lu", (unsigned long)memtmp); 477 break; 478#else /* !convex */ 479 case 'X': /* (average) shared text size */ 480#ifdef _OSD_POSIX 481 xprintf("0",0); 482#else 483 xprintf("%lld", (long long)(t == 0 ? 0L : 484 IADJUST(r1->ru_ixrss - r0->ru_ixrss) / t)); 485#endif 486 break; 487 488 case 'D': /* (average) unshared data size */ 489#ifdef _OSD_POSIX 490 xprintf("0",0); 491#else 492 xprintf("%lld", (long long)(t == 0 ? 0L : 493 IADJUST(r1->ru_idrss + r1->ru_isrss - 494 (r0->ru_idrss + r0->ru_isrss)) / t)); 495#endif 496 break; 497 498 case 'K': /* (average) total data memory used */ 499#ifdef _OSD_POSIX 500 xprintf("0",0); 501#else 502 xprintf("%lld", (long long)(t == 0 ? 0L : 503 IADJUST((r1->ru_ixrss + r1->ru_isrss + r1->ru_idrss) - 504 (r0->ru_ixrss + r0->ru_idrss + r0->ru_isrss)) / t)); 505#endif 506 break; 507#endif /* convex */ 508 case 'M': /* max. Resident Set Size */ 509#ifdef SUNOS4 510 xprintf("%ld", (long)pagetok(r1->ru_maxrss)); 511#else 512# ifdef convex 513 xprintf("%ld", (long)(r1->ru_maxrss * 4L)); 514# else /* !convex */ 515# ifdef _OSD_POSIX 516 xprintf("0",0); 517# else 518 xprintf("%ld", (long)r1->ru_maxrss); 519# endif 520# endif /* convex */ 521#endif /* SUNOS4 */ 522 break; 523 524 case 'F': /* page faults */ 525#ifdef _OSD_POSIX 526 xprintf("0",0); 527#else 528 xprintf("%ld", (long)(r1->ru_majflt - r0->ru_majflt)); 529#endif 530 break; 531 532 case 'R': /* page reclaims */ 533#ifdef _OSD_POSIX 534 xprintf("0",0); 535#else 536 xprintf("%ld", (long)(r1->ru_minflt - r0->ru_minflt)); 537#endif 538 break; 539 540 case 'I': /* FS blocks in */ 541#ifdef _OSD_POSIX 542 xprintf("0",0); 543#else 544 xprintf("%ld", (long)(r1->ru_inblock - r0->ru_inblock)); 545#endif 546 break; 547 548 case 'O': /* FS blocks out */ 549#ifdef _OSD_POSIX 550 xprintf("0",0); 551#else 552 xprintf("%ld", (long)(r1->ru_oublock - r0->ru_oublock)); 553#endif 554 break; 555 556# ifdef convex 557 case 'C': /* CPU parallelization factor */ 558 if (r1->ru_usamples != 0LL) { 559 long long parr = ((r1->ru_utotal * 100LL) / 560 r1->ru_usamples); 561 xprintf("%d.%02d", (int)(parr/100), (int)(parr%100)); 562 } else 563 xprintf("?"); 564 break; 565# endif /* convex */ 566 case 'r': /* PWP: socket messages recieved */ 567#ifdef _OSD_POSIX 568 xprintf("0",0); 569#else 570 xprintf("%ld", (long)(r1->ru_msgrcv - r0->ru_msgrcv)); 571#endif 572 break; 573 574 case 's': /* PWP: socket messages sent */ 575#ifdef _OSD_POSIX 576 xprintf("0",0); 577#else 578 xprintf("%ld", (long)(r1->ru_msgsnd - r0->ru_msgsnd)); 579#endif 580 break; 581 582 case 'k': /* PWP: signals received */ 583#ifdef _OSD_POSIX 584 xprintf("0",0); 585#else 586 xprintf("%ld", (long)(r1->ru_nsignals - r0->ru_nsignals)); 587#endif 588 break; 589 590 case 'w': /* PWP: voluntary context switches (waits) */ 591#ifdef _OSD_POSIX 592 xprintf("0",0); 593#else 594 xprintf("%ld", (long)(r1->ru_nvcsw - r0->ru_nvcsw)); 595#endif 596 break; 597 598 case 'c': /* PWP: involuntary context switches */ 599#ifdef _OSD_POSIX 600 xprintf("0",0); 601#else 602 xprintf("%ld", (long)(r1->ru_nivcsw - r0->ru_nivcsw)); 603#endif 604 break; 605#else /* BSDTIMES */ 606# ifdef _SEQUENT_ 607 case 'W': /* number of swaps */ 608 i = r1->ps_swap - r0->ps_swap; 609 xprintf("%ld", (long)i); 610 break; 611 612 case 'M': 613 xprintf("%ld", (long)r1->ps_maxrss); 614 break; 615 616 case 'F': 617 xprintf("%ld", (long)(r1->ps_pagein - r0->ps_pagein)); 618 break; 619 620 case 'R': 621 xprintf("%ld", (long)(r1->ps_reclaim - r0->ps_reclaim)); 622 break; 623 624 case 'I': 625 xprintf("%ld", (long)(r1->ps_bread - r0->ps_bread)); 626 break; 627 628 case 'O': 629 xprintf("%ld", (long)(r1->ps_bwrite - r0->ps_bwrite)); 630 break; 631 632 case 'k': 633 xprintf("%ld", (long)(r1->ps_signal - r0->ps_signal)); 634 break; 635 636 case 'w': 637 xprintf("%ld", (long)(r1->ps_volcsw - r0->ps_volcsw)); 638 break; 639 640 case 'c': 641 xprintf("%ld", r1->ps_involcsw - r0->ps_involcsw); 642 break; 643 644 case 'Z': 645 xprintf("%ld", (long)(r1->ps_zerofill - r0->ps_zerofill)); 646 break; 647 648 case 'i': 649 xprintf("%ld", (long)(r1->ps_pffincr - r0->ps_pffincr)); 650 break; 651 652 case 'd': 653 xprintf("%ld", (long)(r1->ps_pffdecr - r0->ps_pffdecr)); 654 break; 655 656 case 'Y': 657 xprintf("%ld", (long)(r1->ps_syscall - r0->ps_syscall)); 658 break; 659 660 case 'l': 661 xprintf("%ld", (long)(r1->ps_lread - r0->ps_lread)); 662 break; 663 664 case 'm': 665 xprintf("%ld", (long)(r1->ps_lwrite - r0->ps_lwrite)); 666 break; 667 668 case 'p': 669 xprintf("%ld", (long)(r1->ps_phread - r0->ps_phread)); 670 break; 671 672 case 'q': 673 xprintf("%ld", (long)(r1->ps_phwrite - r0->ps_phwrite)); 674 break; 675# endif /* _SEQUENT_ */ 676#endif /* BSDTIMES */ 677 default: 678 break; 679 } 680 xputchar('\n'); 681} 682 683#if defined(BSDTIMES) || defined(_SEQUENT_) 684static void 685pdeltat(timeval_t *t1, timeval_t *t0) 686{ 687 timeval_t td; 688 689 tvsub(&td, t1, t0); 690 xprintf("%lld.%03ld", (long long)td.tv_sec, (long)td.tv_usec / 1000L); 691} 692 693static void 694tvadd(timeval_t *tsum, timeval_t *t0) 695{ 696 697 tsum->tv_sec += t0->tv_sec; 698 tsum->tv_usec += t0->tv_usec; 699 if (tsum->tv_usec >= 1000000) 700 tsum->tv_sec++, tsum->tv_usec -= 1000000; 701} 702 703void 704tvsub(timeval_t *tdiff, timeval_t *t1, timeval_t *t0) 705{ 706 707 tdiff->tv_sec = t1->tv_sec - t0->tv_sec; 708 tdiff->tv_usec = t1->tv_usec - t0->tv_usec; 709 if (tdiff->tv_usec < 0) 710 tdiff->tv_sec--, tdiff->tv_usec += 1000000; 711} 712 713#else /* !BSDTIMES && !_SEQUENT_ */ 714static void 715#ifndef POSIX 716pdtimet(time_t eval, time_t bval) 717 718#else /* POSIX */ 719pdtimet(clock_t eval, clock_t bval) 720 721#endif /* POSIX */ 722{ 723#ifndef POSIX 724 time_t val; 725 726#else /* POSIX */ 727 clock_t val; 728 729#endif /* POSIX */ 730 731#ifndef POSIX 732 val = (eval - bval) * 100 / HZ; 733#else /* POSIX */ 734 val = (eval - bval) * 100 / clk_tck; 735#endif /* POSIX */ 736 737 xprintf("%lld.%02ld", (long long)(val / 100), 738 (long long)(val - (val / 100 * 100))); 739} 740#endif /* BSDTIMES || _SEQUENT_ */ 741