1 /* $Header: /src/pub/tcsh/sh.time.c,v 3.22 2000/06/10 21:35:41 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. All advertising materials mentioning features or use of this software 18 * must display the following acknowledgement: 19 * This product includes software developed by the University of 20 * California, Berkeley and its contributors. 21 * 4. Neither the name of the University nor the names of its contributors 22 * may be used to endorse or promote products derived from this software 23 * without specific prior written permission. 24 * 25 * THIS SOFTWARE IS PROVIDED BY THE REGENTS AND CONTRIBUTORS ``AS IS'' AND 26 * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE 27 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE 28 * ARE DISCLAIMED. IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE 29 * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL 30 * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS 31 * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) 32 * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT 33 * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY 34 * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF 35 * SUCH DAMAGE. 36 */ 37 #include "sh.h" 38 39 RCSID("$Id: sh.time.c,v 3.22 2000/06/10 21:35:41 kim Exp $") 40 41 #ifdef SUNOS4 42 # include <machine/param.h> 43 #endif /* SUNOS4 */ 44 45 /* 46 * C Shell - routines handling process timing and niceing 47 */ 48 #ifdef BSDTIMES 49 # ifndef RUSAGE_SELF 50 # define RUSAGE_SELF 0 51 # define RUSAGE_CHILDREN -1 52 # endif /* RUSAGE_SELF */ 53 #else /* BSDTIMES */ 54 struct tms times0; 55 #endif /* BSDTIMES */ 56 57 #if !defined(BSDTIMES) && !defined(_SEQUENT_) 58 # ifdef POSIX 59 static void pdtimet __P((clock_t, clock_t)); 60 # else /* ! POSIX */ 61 static void pdtimet __P((time_t, time_t)); 62 # endif /* ! POSIX */ 63 #else /* BSDTIMES || _SEQUENT_ */ 64 static void tvadd __P((timeval_t *, timeval_t *)); 65 static void pdeltat __P((timeval_t *, timeval_t *)); 66 #endif /* BSDTIMES || _SEQUENT_ */ 67 68 void 69 settimes() 70 { 71 #ifdef BSDTIMES 72 struct sysrusage ruch; 73 #ifdef convex 74 memset(&ru0, 0, sizeof(ru0)); 75 memset(&ruch, 0, sizeof(ruch)); 76 #endif /* convex */ 77 78 (void) gettimeofday(&time0, NULL); 79 (void) getrusage(RUSAGE_SELF, (struct rusage *) &ru0); 80 (void) getrusage(RUSAGE_CHILDREN, (struct rusage *) &ruch); 81 ruadd(&ru0, &ruch); 82 #else 83 # ifdef _SEQUENT_ 84 struct process_stats ruch; 85 86 (void) get_process_stats(&time0, PS_SELF, &ru0, &ruch); 87 ruadd(&ru0, &ruch); 88 # else /* _SEQUENT_ */ 89 seconds0 = time(NULL); 90 # ifndef COHERENT 91 time0 = times(×0); 92 # else /* !COHERENT */ 93 time0 = HZ * seconds0; 94 times(×0); 95 # endif /* !COHERENT */ 96 times0.tms_stime += times0.tms_cstime; 97 times0.tms_utime += times0.tms_cutime; 98 times0.tms_cstime = 0; 99 times0.tms_cutime = 0; 100 # endif /* _SEQUENT_ */ 101 #endif /* BSDTIMES */ 102 } 103 104 /* 105 * dotime is only called if it is truly a builtin function and not a 106 * prefix to another command 107 */ 108 /*ARGSUSED*/ 109 void 110 dotime(v, c) 111 Char **v; 112 struct command *c; 113 { 114 #ifdef BSDTIMES 115 timeval_t timedol; 116 struct sysrusage ru1, ruch; 117 #ifdef convex 118 memset(&ru1, 0, sizeof(ru1)); 119 memset(&ruch, 0, sizeof(ruch)); 120 #endif /* convex */ 121 122 (void) getrusage(RUSAGE_SELF, (struct rusage *) &ru1); 123 (void) getrusage(RUSAGE_CHILDREN, (struct rusage *) &ruch); 124 ruadd(&ru1, &ruch); 125 (void) gettimeofday(&timedol, NULL); 126 prusage(&ru0, &ru1, &timedol, &time0); 127 #else 128 # ifdef _SEQUENT_ 129 timeval_t timedol; 130 struct process_stats ru1, ruch; 131 132 (void) get_process_stats(&timedol, PS_SELF, &ru1, &ruch); 133 ruadd(&ru1, &ruch); 134 prusage(&ru0, &ru1, &timedol, &time0); 135 # else /* _SEQUENT_ */ 136 # ifndef POSIX 137 time_t timedol; 138 # else /* POSIX */ 139 clock_t timedol; 140 # endif /* POSIX */ 141 142 struct tms times_dol; 143 144 #ifndef COHERENT 145 timedol = times(×_dol); 146 #else 147 timedol = HZ * time(NULL); 148 times(×_dol); 149 #endif 150 times_dol.tms_stime += times_dol.tms_cstime; 151 times_dol.tms_utime += times_dol.tms_cutime; 152 times_dol.tms_cstime = 0; 153 times_dol.tms_cutime = 0; 154 prusage(×0, ×_dol, timedol, time0); 155 # endif /* _SEQUENT_ */ 156 #endif /* BSDTIMES */ 157 USE(c); 158 USE(v); 159 } 160 161 /* 162 * donice is only called when it on the line by itself or with a +- value 163 */ 164 /*ARGSUSED*/ 165 void 166 donice(v, c) 167 register Char **v; 168 struct command *c; 169 { 170 register Char *cp; 171 int nval = 0; 172 173 USE(c); 174 v++, cp = *v++; 175 if (cp == 0) 176 nval = 4; 177 else if (*v == 0 && any("+-", cp[0])) 178 nval = getn(cp); 179 #ifdef BSDNICE 180 (void) setpriority(PRIO_PROCESS, 0, nval); 181 #else /* BSDNICE */ 182 (void) nice(nval); 183 #endif /* BSDNICE */ 184 } 185 186 #ifdef BSDTIMES 187 void 188 ruadd(ru, ru2) 189 register struct sysrusage *ru, *ru2; 190 { 191 tvadd(&ru->ru_utime, &ru2->ru_utime); 192 tvadd(&ru->ru_stime, &ru2->ru_stime); 193 if (ru2->ru_maxrss > ru->ru_maxrss) 194 ru->ru_maxrss = ru2->ru_maxrss; 195 196 ru->ru_ixrss += ru2->ru_ixrss; 197 ru->ru_idrss += ru2->ru_idrss; 198 ru->ru_isrss += ru2->ru_isrss; 199 ru->ru_minflt += ru2->ru_minflt; 200 ru->ru_majflt += ru2->ru_majflt; 201 ru->ru_nswap += ru2->ru_nswap; 202 ru->ru_inblock += ru2->ru_inblock; 203 ru->ru_oublock += ru2->ru_oublock; 204 ru->ru_msgsnd += ru2->ru_msgsnd; 205 ru->ru_msgrcv += ru2->ru_msgrcv; 206 ru->ru_nsignals += ru2->ru_nsignals; 207 ru->ru_nvcsw += ru2->ru_nvcsw; 208 ru->ru_nivcsw += ru2->ru_nivcsw; 209 210 # ifdef convex 211 tvadd(&ru->ru_exutime, &ru2->ru_exutime); 212 ru->ru_utotal += ru2->ru_utotal; 213 ru->ru_usamples += ru2->ru_usamples; 214 ru->ru_stotal += ru2->ru_stotal; 215 ru->ru_ssamples += ru2->ru_ssamples; 216 # endif /* convex */ 217 } 218 219 #else /* BSDTIMES */ 220 # ifdef _SEQUENT_ 221 void 222 ruadd(ru, ru2) 223 register struct process_stats *ru, *ru2; 224 { 225 tvadd(&ru->ps_utime, &ru2->ps_utime); 226 tvadd(&ru->ps_stime, &ru2->ps_stime); 227 if (ru2->ps_maxrss > ru->ps_maxrss) 228 ru->ps_maxrss = ru2->ps_maxrss; 229 230 ru->ps_pagein += ru2->ps_pagein; 231 ru->ps_reclaim += ru2->ps_reclaim; 232 ru->ps_zerofill += ru2->ps_zerofill; 233 ru->ps_pffincr += ru2->ps_pffincr; 234 ru->ps_pffdecr += ru2->ps_pffdecr; 235 ru->ps_swap += ru2->ps_swap; 236 ru->ps_syscall += ru2->ps_syscall; 237 ru->ps_volcsw += ru2->ps_volcsw; 238 ru->ps_involcsw += ru2->ps_involcsw; 239 ru->ps_signal += ru2->ps_signal; 240 ru->ps_lread += ru2->ps_lread; 241 ru->ps_lwrite += ru2->ps_lwrite; 242 ru->ps_bread += ru2->ps_bread; 243 ru->ps_bwrite += ru2->ps_bwrite; 244 ru->ps_phread += ru2->ps_phread; 245 ru->ps_phwrite += ru2->ps_phwrite; 246 } 247 248 # endif /* _SEQUENT_ */ 249 #endif /* BSDTIMES */ 250 251 #ifdef BSDTIMES 252 253 /* 254 * PWP: the LOG1024 and pagetok stuff taken from the top command, 255 * written by William LeFebvre 256 */ 257 /* Log base 2 of 1024 is 10 (2^10 == 1024) */ 258 #define LOG1024 10 259 260 /* Convert clicks (kernel pages) to kbytes ... */ 261 /* If there is no PGSHIFT defined, assume it is 11 */ 262 /* Is this needed for compatability with some old flavor of 4.2 or 4.1? */ 263 #ifdef SUNOS4 264 # ifndef PGSHIFT 265 # define pagetok(size) ((size) << 1) 266 # else 267 # if PGSHIFT>10 268 # define pagetok(size) ((size) << (PGSHIFT - LOG1024)) 269 # else 270 # define pagetok(size) ((size) >> (LOG1024 - PGSHIFT)) 271 # endif 272 # endif 273 #endif 274 275 /* 276 * if any other machines return wierd values in the ru_i* stuff, put 277 * the adjusting macro here: 278 */ 279 #ifdef SUNOS4 280 # define IADJUST(i) (pagetok(i)/2) 281 #else /* SUNOS4 */ 282 # ifdef convex 283 /* 284 * convex has megabytes * CLK_TCK 285 * multiply by 100 since we use time in 100ths of a second in prusage 286 */ 287 # define IADJUST(i) (((i) << 10) / CLK_TCK * 100) 288 # else /* convex */ 289 # define IADJUST(i) (i) 290 # endif /* convex */ 291 #endif /* SUNOS4 */ 292 293 void 294 prusage(r0, r1, e, b) 295 register struct sysrusage *r0, *r1; 296 timeval_t *e, *b; 297 298 #else /* BSDTIMES */ 299 # ifdef _SEQUENT_ 300 void 301 prusage(r0, r1, e, b) 302 register struct process_stats *r0, *r1; 303 timeval_t *e, *b; 304 305 # else /* _SEQUENT_ */ 306 void 307 prusage(bs, es, e, b) 308 struct tms *bs, *es; 309 310 # ifndef POSIX 311 time_t e, b; 312 313 # else /* POSIX */ 314 clock_t e, b; 315 316 # endif /* POSIX */ 317 # endif /* _SEQUENT_ */ 318 #endif /* BSDTIMES */ 319 { 320 #ifdef BSDTIMES 321 register time_t t = 322 (r1->ru_utime.tv_sec - r0->ru_utime.tv_sec) * 100 + 323 (r1->ru_utime.tv_usec - r0->ru_utime.tv_usec) / 10000 + 324 (r1->ru_stime.tv_sec - r0->ru_stime.tv_sec) * 100 + 325 (r1->ru_stime.tv_usec - r0->ru_stime.tv_usec) / 10000; 326 327 #else 328 # ifdef _SEQUENT_ 329 register time_t t = 330 (r1->ps_utime.tv_sec - r0->ps_utime.tv_sec) * 100 + 331 (r1->ps_utime.tv_usec - r0->ps_utime.tv_usec) / 10000 + 332 (r1->ps_stime.tv_sec - r0->ps_stime.tv_sec) * 100 + 333 (r1->ps_stime.tv_usec - r0->ps_stime.tv_usec) / 10000; 334 335 # else /* _SEQUENT_ */ 336 # ifndef POSIX 337 register time_t t = (es->tms_utime - bs->tms_utime + 338 es->tms_stime - bs->tms_stime) * 100 / HZ; 339 340 # else /* POSIX */ 341 register clock_t t = (es->tms_utime - bs->tms_utime + 342 es->tms_stime - bs->tms_stime) * 100 / clk_tck; 343 344 # endif /* POSIX */ 345 # endif /* _SEQUENT_ */ 346 #endif /* BSDTIMES */ 347 348 register char *cp; 349 register long i; 350 register struct varent *vp = adrof(STRtime); 351 352 #ifdef BSDTIMES 353 # ifdef convex 354 static struct system_information sysinfo; 355 long long memtmp; /* let memory calculations exceede 2Gb */ 356 # endif /* convex */ 357 int ms = (int) 358 ((e->tv_sec - b->tv_sec) * 100 + (e->tv_usec - b->tv_usec) / 10000); 359 360 cp = "%Uu %Ss %E %P %X+%Dk %I+%Oio %Fpf+%Ww"; 361 #else /* !BSDTIMES */ 362 # ifdef _SEQUENT_ 363 int ms = (int) 364 ((e->tv_sec - b->tv_sec) * 100 + (e->tv_usec - b->tv_usec) / 10000); 365 366 cp = "%Uu %Ss %E %P %I+%Oio %Fpf+%Ww"; 367 # else /* !_SEQUENT_ */ 368 # ifndef POSIX 369 time_t ms = ((time_t)((e - b) / HZ) * 100) + 370 (time_t)(((e - b) % HZ) * 100) / HZ; 371 # else /* POSIX */ 372 clock_t ms = ((clock_t)((e - b) / clk_tck) * 100) + 373 (clock_t)(((e - b) % clk_tck) * 100) / clk_tck; 374 # endif /* POSIX */ 375 376 cp = "%Uu %Ss %E %P"; 377 378 /* 379 * the tms stuff is not very precise, so we fudge it. 380 * granularity fix: can't be more than 100% 381 * this breaks in multi-processor systems... 382 * maybe I should take it out and let people see more then 100% 383 * utilizations. 384 */ 385 # if 0 386 if (ms < t && ms != 0) 387 ms = t; 388 # endif 389 # endif /*! _SEQUENT_ */ 390 #endif /* !BSDTIMES */ 391 #ifdef TDEBUG 392 xprintf("es->tms_utime %lu bs->tms_utime %lu\n", 393 es->tms_utime, bs->tms_utime); 394 xprintf("es->tms_stime %lu bs->tms_stime %lu\n", 395 es->tms_stime, bs->tms_stime); 396 xprintf("ms %lu e %lu b %lu\n", ms, e, b); 397 xprintf("t %lu\n", t); 398 #endif /* TDEBUG */ 399 400 if (vp && vp->vec[0] && vp->vec[1]) 401 cp = short2str(vp->vec[1]); 402 for (; *cp; cp++) 403 if (*cp != '%') 404 xputchar(*cp); 405 else if (cp[1]) 406 switch (*++cp) { 407 408 case 'U': /* user CPU time used */ 409 #ifdef BSDTIMES 410 pdeltat(&r1->ru_utime, &r0->ru_utime); 411 #else 412 # ifdef _SEQUENT_ 413 pdeltat(&r1->ps_utime, &r0->ps_utime); 414 # else /* _SEQUENT_ */ 415 # ifndef POSIX 416 pdtimet(es->tms_utime, bs->tms_utime); 417 # else /* POSIX */ 418 pdtimet(es->tms_utime, bs->tms_utime); 419 # endif /* POSIX */ 420 # endif /* _SEQUENT_ */ 421 #endif /* BSDTIMES */ 422 break; 423 424 case 'S': /* system CPU time used */ 425 #ifdef BSDTIMES 426 pdeltat(&r1->ru_stime, &r0->ru_stime); 427 #else 428 # ifdef _SEQUENT_ 429 pdeltat(&r1->ps_stime, &r0->ps_stime); 430 # else /* _SEQUENT_ */ 431 # ifndef POSIX 432 pdtimet(es->tms_stime, bs->tms_stime); 433 # else /* POSIX */ 434 pdtimet(es->tms_stime, bs->tms_stime); 435 # endif /* POSIX */ 436 # endif /* _SEQUENT_ */ 437 #endif /* BSDTIMES */ 438 break; 439 440 case 'E': /* elapsed (wall-clock) time */ 441 #ifdef BSDTIMES 442 pcsecs((long) ms); 443 #else /* BSDTIMES */ 444 pcsecs(ms); 445 #endif /* BSDTIMES */ 446 break; 447 448 case 'P': /* percent time spent running */ 449 /* check if the process did not run */ 450 #ifdef convex 451 /* 452 * scale the cpu %- ages by the number of processors 453 * available on this machine 454 */ 455 if ((sysinfo.cpu_count == 0) && 456 (getsysinfo(SYSINFO_SIZE, &sysinfo) < 0)) 457 sysinfo.cpu_count = 1; 458 i = (ms == 0) ? 0 : (t * 1000.0 / (ms * sysinfo.cpu_count)); 459 #else /* convex */ 460 i = (ms == 0) ? 0 : (long)(t * 1000.0 / ms); 461 #endif /* convex */ 462 xprintf("%ld.%01ld%%", i / 10, i % 10); /* nn.n% */ 463 break; 464 465 #ifdef BSDTIMES 466 case 'W': /* number of swaps */ 467 i = r1->ru_nswap - r0->ru_nswap; 468 xprintf("%ld", i); 469 break; 470 471 #ifdef convex 472 case 'X': /* (average) shared text size */ 473 memtmp = (t == 0 ? 0LL : IADJUST((long long)r1->ru_ixrss - 474 (long long)r0->ru_ixrss) / 475 (long long)t); 476 xprintf("%lu", (unsigned long)memtmp); 477 478 break; 479 480 case 'D': /* (average) unshared data size */ 481 memtmp = (t == 0 ? 0LL : IADJUST((long long)r1->ru_idrss + 482 (long long)r1->ru_isrss - 483 ((long long)r0->ru_idrss + 484 (long long)r0->ru_isrss)) / 485 (long long)t); 486 xprintf("%lu", (unsigned long)memtmp); 487 break; 488 489 case 'K': /* (average) total data memory used */ 490 memtmp = (t == 0 ? 0LL : IADJUST(((long long)r1->ru_ixrss + 491 (long long)r1->ru_isrss + 492 (long long)r1->ru_idrss) - 493 ((long long)r0->ru_ixrss + 494 (long long)r0->ru_idrss + 495 (long long)r0->ru_isrss)) / 496 (long long)t); 497 xprintf("%lu", (unsigned long)memtmp); 498 break; 499 #else /* !convex */ 500 case 'X': /* (average) shared text size */ 501 xprintf("%ld", t == 0 ? 0L : 502 IADJUST(r1->ru_ixrss - r0->ru_ixrss) / t); 503 break; 504 505 case 'D': /* (average) unshared data size */ 506 xprintf("%ld", t == 0 ? 0L : 507 IADJUST(r1->ru_idrss + r1->ru_isrss - 508 (r0->ru_idrss + r0->ru_isrss)) / t); 509 break; 510 511 case 'K': /* (average) total data memory used */ 512 xprintf("%ld", t == 0 ? 0L : 513 IADJUST((r1->ru_ixrss + r1->ru_isrss + r1->ru_idrss) - 514 (r0->ru_ixrss + r0->ru_idrss + r0->ru_isrss)) / t); 515 break; 516 #endif /* convex */ 517 case 'M': /* max. Resident Set Size */ 518 #ifdef SUNOS4 519 xprintf("%ld", pagetok(r1->ru_maxrss)); 520 #else 521 # ifdef convex 522 xprintf("%ld", r1->ru_maxrss * 4L); 523 # else /* !convex */ 524 xprintf("%ld", r1->ru_maxrss / 2L); 525 # endif /* convex */ 526 #endif /* SUNOS4 */ 527 break; 528 529 case 'F': /* page faults */ 530 xprintf("%ld", r1->ru_majflt - r0->ru_majflt); 531 break; 532 533 case 'R': /* page reclaims */ 534 xprintf("%ld", r1->ru_minflt - r0->ru_minflt); 535 break; 536 537 case 'I': /* FS blocks in */ 538 xprintf("%ld", r1->ru_inblock - r0->ru_inblock); 539 break; 540 541 case 'O': /* FS blocks out */ 542 xprintf("%ld", r1->ru_oublock - r0->ru_oublock); 543 break; 544 545 # ifdef convex 546 case 'C': /* CPU parallelization factor */ 547 if (r1->ru_usamples != 0LL) { 548 long long parr = ((r1->ru_utotal * 100LL) / 549 r1->ru_usamples); 550 xprintf("%d.%02d", (int)(parr/100), (int)(parr%100)); 551 } else 552 xprintf("?"); 553 break; 554 # endif /* convex */ 555 case 'r': /* PWP: socket messages recieved */ 556 xprintf("%ld", r1->ru_msgrcv - r0->ru_msgrcv); 557 break; 558 559 case 's': /* PWP: socket messages sent */ 560 xprintf("%ld", r1->ru_msgsnd - r0->ru_msgsnd); 561 break; 562 563 case 'k': /* PWP: signals received */ 564 xprintf("%ld", r1->ru_nsignals - r0->ru_nsignals); 565 break; 566 567 case 'w': /* PWP: voluntary context switches (waits) */ 568 xprintf("%ld", r1->ru_nvcsw - r0->ru_nvcsw); 569 break; 570 571 case 'c': /* PWP: involuntary context switches */ 572 xprintf("%ld", r1->ru_nivcsw - r0->ru_nivcsw); 573 break; 574 #else /* BSDTIMES */ 575 # ifdef _SEQUENT_ 576 case 'W': /* number of swaps */ 577 i = r1->ps_swap - r0->ps_swap; 578 xprintf("%ld", i); 579 break; 580 581 case 'M': 582 xprintf("%ld", r1->ps_maxrss / 2); 583 break; 584 585 case 'F': 586 xprintf("%ld", r1->ps_pagein - r0->ps_pagein); 587 break; 588 589 case 'R': 590 xprintf("%ld", r1->ps_reclaim - r0->ps_reclaim); 591 break; 592 593 case 'I': 594 xprintf("%ld", r1->ps_bread - r0->ps_bread); 595 break; 596 597 case 'O': 598 xprintf("%ld", r1->ps_bwrite - r0->ps_bwrite); 599 break; 600 601 case 'k': 602 xprintf("%ld", r1->ps_signal - r0->ps_signal); 603 break; 604 605 case 'w': 606 xprintf("%ld", r1->ps_volcsw - r0->ps_volcsw); 607 break; 608 609 case 'c': 610 xprintf("%ld", r1->ps_involcsw - r0->ps_involcsw); 611 break; 612 613 case 'Z': 614 xprintf("%ld", r1->ps_zerofill - r0->ps_zerofill); 615 break; 616 617 case 'i': 618 xprintf("%ld", r1->ps_pffincr - r0->ps_pffincr); 619 break; 620 621 case 'd': 622 xprintf("%ld", r1->ps_pffdecr - r0->ps_pffdecr); 623 break; 624 625 case 'Y': 626 xprintf("%ld", r1->ps_syscall - r0->ps_syscall); 627 break; 628 629 case 'l': 630 xprintf("%ld", r1->ps_lread - r0->ps_lread); 631 break; 632 633 case 'm': 634 xprintf("%ld", r1->ps_lwrite - r0->ps_lwrite); 635 break; 636 637 case 'p': 638 xprintf("%ld", r1->ps_phread - r0->ps_phread); 639 break; 640 641 case 'q': 642 xprintf("%ld", r1->ps_phwrite - r0->ps_phwrite); 643 break; 644 # endif /* _SEQUENT_ */ 645 #endif /* BSDTIMES */ 646 default: 647 break; 648 } 649 xputchar('\n'); 650 } 651 652 #if defined(BSDTIMES) || defined(_SEQUENT_) 653 static void 654 pdeltat(t1, t0) 655 timeval_t *t1, *t0; 656 { 657 timeval_t td; 658 659 tvsub(&td, t1, t0); 660 xprintf("%ld.%03ld", td.tv_sec, td.tv_usec / 1000L); 661 } 662 663 static void 664 tvadd(tsum, t0) 665 timeval_t *tsum, *t0; 666 { 667 668 tsum->tv_sec += t0->tv_sec; 669 tsum->tv_usec += t0->tv_usec; 670 if (tsum->tv_usec >= 1000000) 671 tsum->tv_sec++, tsum->tv_usec -= 1000000; 672 } 673 674 void 675 tvsub(tdiff, t1, t0) 676 timeval_t *tdiff, *t1, *t0; 677 { 678 679 tdiff->tv_sec = t1->tv_sec - t0->tv_sec; 680 tdiff->tv_usec = t1->tv_usec - t0->tv_usec; 681 if (tdiff->tv_usec < 0) 682 tdiff->tv_sec--, tdiff->tv_usec += 1000000; 683 } 684 685 #else /* !BSDTIMES && !_SEQUENT_ */ 686 static void 687 pdtimet(eval, bval) 688 #ifndef POSIX 689 time_t eval, bval; 690 691 #else /* POSIX */ 692 clock_t eval, bval; 693 694 #endif /* POSIX */ 695 { 696 #ifndef POSIX 697 time_t val; 698 699 #else /* POSIX */ 700 clock_t val; 701 702 #endif /* POSIX */ 703 704 #ifndef POSIX 705 val = (eval - bval) * 100 / HZ; 706 #else /* POSIX */ 707 val = (eval - bval) * 100 / clk_tck; 708 #endif /* POSIX */ 709 710 xprintf("%ld.%02ld", val / 100, val - (val / 100 * 100)); 711 } 712 #endif /* BSDTIMES || _SEQUENT_ */ 713