print.c revision 1.114
1 /* $NetBSD: print.c,v 1.114 2010/07/27 12:40:48 njoly Exp $ */ 2 3 /* 4 * Copyright (c) 2000, 2007 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 * 19 * THIS SOFTWARE IS PROVIDED BY THE NETBSD FOUNDATION, INC. AND CONTRIBUTORS 20 * ``AS IS'' AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED 21 * TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR 22 * PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE FOUNDATION OR CONTRIBUTORS 23 * BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR 24 * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF 25 * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS 26 * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN 27 * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) 28 * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE 29 * POSSIBILITY OF SUCH DAMAGE. 30 */ 31 32 /* 33 * Copyright (c) 1990, 1993, 1994 34 * The Regents of the University of California. All rights reserved. 35 * 36 * Redistribution and use in source and binary forms, with or without 37 * modification, are permitted provided that the following conditions 38 * are met: 39 * 1. Redistributions of source code must retain the above copyright 40 * notice, this list of conditions and the following disclaimer. 41 * 2. Redistributions in binary form must reproduce the above copyright 42 * notice, this list of conditions and the following disclaimer in the 43 * documentation and/or other materials provided with the distribution. 44 * 3. Neither the name of the University nor the names of its contributors 45 * may be used to endorse or promote products derived from this software 46 * without specific prior written permission. 47 * 48 * THIS SOFTWARE IS PROVIDED BY THE REGENTS AND CONTRIBUTORS ``AS IS'' AND 49 * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE 50 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE 51 * ARE DISCLAIMED. IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE 52 * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL 53 * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS 54 * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) 55 * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT 56 * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY 57 * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF 58 * SUCH DAMAGE. 59 */ 60 61 #include <sys/cdefs.h> 62 #ifndef lint 63 #if 0 64 static char sccsid[] = "@(#)print.c 8.6 (Berkeley) 4/16/94"; 65 #else 66 __RCSID("$NetBSD: print.c,v 1.114 2010/07/27 12:40:48 njoly Exp $"); 67 #endif 68 #endif /* not lint */ 69 70 #include <sys/param.h> 71 #include <sys/time.h> 72 #include <sys/resource.h> 73 #include <sys/lwp.h> 74 #include <sys/proc.h> 75 #include <sys/stat.h> 76 #include <sys/ucred.h> 77 #include <sys/sysctl.h> 78 79 #include <err.h> 80 #include <grp.h> 81 #include <kvm.h> 82 #include <math.h> 83 #include <nlist.h> 84 #include <pwd.h> 85 #include <stddef.h> 86 #include <stdio.h> 87 #include <stdlib.h> 88 #include <string.h> 89 #include <time.h> 90 #include <tzfile.h> 91 #include <unistd.h> 92 93 #include "ps.h" 94 95 static char *cmdpart(char *); 96 static void printval(void *, VAR *, int); 97 static int titlecmp(char *, char **); 98 99 static void doubleprintorsetwidth(VAR *, double, int, int); 100 static void intprintorsetwidth(VAR *, int, int); 101 static void strprintorsetwidth(VAR *, const char *, int); 102 103 static time_t now; 104 105 #define min(a,b) ((a) <= (b) ? (a) : (b)) 106 107 static int 108 iwidth(u_int64_t v) 109 { 110 u_int64_t nlim, lim; 111 int w = 1; 112 113 for (lim = 10; v >= lim; lim = nlim) { 114 nlim = lim * 10; 115 w++; 116 if (nlim < lim) 117 break; 118 } 119 return w; 120 } 121 122 static char * 123 cmdpart(char *arg0) 124 { 125 char *cp; 126 127 return ((cp = strrchr(arg0, '/')) != NULL ? cp + 1 : arg0); 128 } 129 130 void 131 printheader(void) 132 { 133 int len; 134 VAR *v; 135 struct varent *vent; 136 static int firsttime = 1; 137 static int noheader = 0; 138 139 /* 140 * If all the columns have user-specified null headers, 141 * don't print the blank header line at all. 142 */ 143 if (firsttime) { 144 SIMPLEQ_FOREACH(vent, &displaylist, next) { 145 if (vent->var->header[0]) 146 break; 147 } 148 if (vent == NULL) { 149 noheader = 1; 150 firsttime = 0; 151 } 152 153 } 154 if (noheader) 155 return; 156 157 SIMPLEQ_FOREACH(vent, &displaylist, next) { 158 v = vent->var; 159 if (firsttime) { 160 len = strlen(v->header); 161 if (len > v->width) 162 v->width = len; 163 totwidth += v->width + 1; /* +1 for space */ 164 } 165 if (v->flag & LJUST) { 166 if (SIMPLEQ_NEXT(vent, next) == NULL) /* last one */ 167 (void)printf("%s", v->header); 168 else 169 (void)printf("%-*s", v->width, 170 v->header); 171 } else 172 (void)printf("%*s", v->width, v->header); 173 if (SIMPLEQ_NEXT(vent, next) != NULL) 174 (void)putchar(' '); 175 } 176 (void)putchar('\n'); 177 if (firsttime) { 178 firsttime = 0; 179 totwidth--; /* take off last space */ 180 } 181 } 182 183 /* 184 * Return 1 if the command name in the argument vector (u-area) does 185 * not match the command name (p_comm) 186 */ 187 static int 188 titlecmp(char *name, char **argv) 189 { 190 char *title; 191 int namelen; 192 193 194 /* no argument vector == no match; system processes/threads do that */ 195 if (argv == 0 || argv[0] == 0) 196 return (1); 197 198 title = cmdpart(argv[0]); 199 200 /* the basename matches */ 201 if (!strcmp(name, title)) 202 return (0); 203 204 /* handle login shells, by skipping the leading - */ 205 if (title[0] == '-' && !strcmp(name, title + 1)) 206 return (0); 207 208 namelen = strlen(name); 209 210 /* handle daemons that report activity as daemonname: activity */ 211 if (argv[1] == 0 && 212 !strncmp(name, title, namelen) && 213 title[namelen + 0] == ':' && 214 title[namelen + 1] == ' ') 215 return (0); 216 217 return (1); 218 } 219 220 static void 221 doubleprintorsetwidth(VAR *v, double val, int prec, int mode) 222 { 223 int fmtlen; 224 225 if (mode == WIDTHMODE) { 226 if (val < 0.0 && val < v->longestnd) { 227 fmtlen = (int)log10(-val) + prec + 2; 228 v->longestnd = val; 229 if (fmtlen > v->width) 230 v->width = fmtlen; 231 } else if (val > 0.0 && val > v->longestpd) { 232 fmtlen = (int)log10(val) + prec + 1; 233 v->longestpd = val; 234 if (fmtlen > v->width) 235 v->width = fmtlen; 236 } 237 } else { 238 (void)printf("%*.*f", v->width, prec, val); 239 } 240 } 241 242 static void 243 intprintorsetwidth(VAR *v, int val, int mode) 244 { 245 int fmtlen; 246 247 if (mode == WIDTHMODE) { 248 if (val < 0 && val < v->longestn) { 249 v->longestn = val; 250 fmtlen = iwidth(-val) + 1; 251 if (fmtlen > v->width) 252 v->width = fmtlen; 253 } else if (val > 0 && val > v->longestp) { 254 v->longestp = val; 255 fmtlen = iwidth(val); 256 if (fmtlen > v->width) 257 v->width = fmtlen; 258 } 259 } else 260 (void)printf("%*d", v->width, val); 261 } 262 263 static void 264 strprintorsetwidth(VAR *v, const char *str, int mode) 265 { 266 int len; 267 268 if (mode == WIDTHMODE) { 269 len = strlen(str); 270 if (len > v->width) 271 v->width = len; 272 } else { 273 if (v->flag & LJUST) 274 (void)printf("%-*.*s", v->width, v->width, str); 275 else 276 (void)printf("%*.*s", v->width, v->width, str); 277 } 278 } 279 280 void 281 command(void *arg, VARENT *ve, int mode) 282 { 283 struct kinfo_proc2 *ki; 284 VAR *v; 285 int left; 286 char **argv, **p, *name; 287 288 if (mode == WIDTHMODE) 289 return; 290 291 ki = arg; 292 v = ve->var; 293 if (SIMPLEQ_NEXT(ve, next) != NULL || termwidth != UNLIMITED) { 294 if (SIMPLEQ_NEXT(ve, next) == NULL) { 295 left = termwidth - (totwidth - v->width); 296 if (left < 1) /* already wrapped, just use std width */ 297 left = v->width; 298 } else 299 left = v->width; 300 } else 301 left = -1; 302 if (needenv && kd) { 303 argv = kvm_getenvv2(kd, ki, termwidth); 304 if ((p = argv) != NULL) { 305 while (*p) { 306 fmt_puts(*p, &left); 307 p++; 308 fmt_putc(' ', &left); 309 } 310 } 311 } 312 if (needcomm) { 313 name = ki->p_comm; 314 if (!commandonly) { 315 argv = kvm_getargv2(kd, ki, termwidth); 316 if ((p = argv) != NULL) { 317 while (*p) { 318 fmt_puts(*p, &left); 319 p++; 320 fmt_putc(' ', &left); 321 if (v->flag & ARGV0) 322 break; 323 } 324 if (!(v->flag & ARGV0) && 325 titlecmp(name, argv)) { 326 /* 327 * append the real command name within 328 * parentheses, if the command name 329 * does not match the one in the 330 * argument vector 331 */ 332 fmt_putc('(', &left); 333 fmt_puts(name, &left); 334 fmt_putc(')', &left); 335 } 336 } else { 337 /* 338 * Commands that don't set an argv vector 339 * are printed with square brackets if they 340 * are system commands. Otherwise they are 341 * printed within parentheses. 342 */ 343 if (ki->p_flag & P_SYSTEM) { 344 fmt_putc('[', &left); 345 fmt_puts(name, &left); 346 fmt_putc(']', &left); 347 } else { 348 fmt_putc('(', &left); 349 fmt_puts(name, &left); 350 fmt_putc(')', &left); 351 } 352 } 353 } else { 354 fmt_puts(name, &left); 355 } 356 } 357 if (SIMPLEQ_NEXT(ve, next) != NULL && left > 0) 358 (void)printf("%*s", left, ""); 359 } 360 361 void 362 groups(void *arg, VARENT *ve, int mode) 363 { 364 struct kinfo_proc2 *ki; 365 VAR *v; 366 int left, i; 367 char buf[16], *p; 368 369 if (mode == WIDTHMODE) 370 return; 371 372 ki = arg; 373 v = ve->var; 374 if (SIMPLEQ_NEXT(ve, next) != NULL || termwidth != UNLIMITED) { 375 if (SIMPLEQ_NEXT(ve, next) == NULL) { 376 left = termwidth - (totwidth - v->width); 377 if (left < 1) /* already wrapped, just use std width */ 378 left = v->width; 379 } else 380 left = v->width; 381 } else 382 left = -1; 383 384 if (ki->p_ngroups == 0) 385 fmt_putc('-', &left); 386 387 for (i = 0; i < ki->p_ngroups; i++) { 388 (void)snprintf(buf, sizeof(buf), "%d", ki->p_groups[i]); 389 if (i) 390 fmt_putc(' ', &left); 391 for (p = &buf[0]; *p; p++) 392 fmt_putc(*p, &left); 393 } 394 395 if (SIMPLEQ_NEXT(ve, next) != NULL && left > 0) 396 (void)printf("%*s", left, ""); 397 } 398 399 void 400 groupnames(void *arg, VARENT *ve, int mode) 401 { 402 struct kinfo_proc2 *ki; 403 VAR *v; 404 int left, i; 405 const char *p; 406 407 if (mode == WIDTHMODE) 408 return; 409 410 ki = arg; 411 v = ve->var; 412 if (SIMPLEQ_NEXT(ve, next) != NULL || termwidth != UNLIMITED) { 413 if (SIMPLEQ_NEXT(ve, next) == NULL) { 414 left = termwidth - (totwidth - v->width); 415 if (left < 1) /* already wrapped, just use std width */ 416 left = v->width; 417 } else 418 left = v->width; 419 } else 420 left = -1; 421 422 if (ki->p_ngroups == 0) 423 fmt_putc('-', &left); 424 425 for (i = 0; i < ki->p_ngroups; i++) { 426 if (i) 427 fmt_putc(' ', &left); 428 for (p = group_from_gid(ki->p_groups[i], 0); *p; p++) 429 fmt_putc(*p, &left); 430 } 431 432 if (SIMPLEQ_NEXT(ve, next) != NULL && left > 0) 433 (void)printf("%*s", left, ""); 434 } 435 436 void 437 ucomm(void *arg, VARENT *ve, int mode) 438 { 439 struct kinfo_proc2 *k; 440 VAR *v; 441 442 k = arg; 443 v = ve->var; 444 strprintorsetwidth(v, k->p_comm, mode); 445 } 446 447 void 448 emul(void *arg, VARENT *ve, int mode) 449 { 450 struct kinfo_proc2 *k; 451 VAR *v; 452 453 k = arg; 454 v = ve->var; 455 strprintorsetwidth(v, k->p_ename, mode); 456 } 457 458 void 459 logname(void *arg, VARENT *ve, int mode) 460 { 461 struct kinfo_proc2 *k; 462 VAR *v; 463 464 k = arg; 465 v = ve->var; 466 strprintorsetwidth(v, k->p_login, mode); 467 } 468 469 void 470 state(void *arg, VARENT *ve, int mode) 471 { 472 struct kinfo_proc2 *k; 473 int flag, is_zombie; 474 char *cp; 475 VAR *v; 476 char buf[16]; 477 478 k = arg; 479 is_zombie = 0; 480 v = ve->var; 481 flag = k->p_flag; 482 cp = buf; 483 484 /* 485 * NOTE: There are historical letters, which are no longer used: 486 * 487 * - W: indicated that process is swapped out. 488 * - L: indicated non-zero l_holdcnt (i.e. that process was 489 * prevented from swapping-out. 490 * 491 * These letters should not be used for new states to avoid 492 * conflicts with old applications which might depend on them. 493 */ 494 switch (k->p_stat) { 495 496 case LSSTOP: 497 *cp = 'T'; 498 break; 499 500 case LSSLEEP: 501 if (flag & L_SINTR) /* interruptable (long) */ 502 *cp = (int)k->p_slptime >= maxslp ? 'I' : 'S'; 503 else 504 *cp = 'D'; 505 break; 506 507 case LSRUN: 508 case LSIDL: 509 *cp = 'R'; 510 break; 511 512 case LSONPROC: 513 *cp = 'O'; 514 break; 515 516 case LSZOMB: 517 *cp = 'Z'; 518 is_zombie = 1; 519 break; 520 521 case LSSUSPENDED: 522 *cp = 'U'; 523 break; 524 525 default: 526 *cp = '?'; 527 } 528 cp++; 529 if (k->p_nice < NZERO) 530 *cp++ = '<'; 531 else if (k->p_nice > NZERO) 532 *cp++ = 'N'; 533 if (flag & P_TRACED) 534 *cp++ = 'X'; 535 if (flag & P_WEXIT && !is_zombie) 536 *cp++ = 'E'; 537 if (flag & P_PPWAIT) 538 *cp++ = 'V'; 539 if (flag & P_SYSTEM) 540 *cp++ = 'K'; 541 if (k->p_eflag & EPROC_SLEADER) 542 *cp++ = 's'; 543 if (flag & P_SA) 544 *cp++ = 'a'; 545 else if (k->p_nlwps > 1) 546 *cp++ = 'l'; 547 if ((flag & P_CONTROLT) && k->p__pgid == k->p_tpgid) 548 *cp++ = '+'; 549 *cp = '\0'; 550 strprintorsetwidth(v, buf, mode); 551 } 552 553 void 554 lstate(void *arg, VARENT *ve, int mode) 555 { 556 struct kinfo_lwp *k; 557 int flag, is_zombie; 558 char *cp; 559 VAR *v; 560 char buf[16]; 561 562 k = arg; 563 is_zombie = 0; 564 v = ve->var; 565 flag = k->l_flag; 566 cp = buf; 567 568 switch (k->l_stat) { 569 570 case LSSTOP: 571 *cp = 'T'; 572 break; 573 574 case LSSLEEP: 575 if (flag & L_SINTR) /* interruptible (long) */ 576 *cp = (int)k->l_slptime >= maxslp ? 'I' : 'S'; 577 else 578 *cp = 'D'; 579 break; 580 581 case LSRUN: 582 case LSIDL: 583 case LSONPROC: 584 *cp = 'R'; 585 break; 586 587 case LSZOMB: 588 case LSDEAD: 589 *cp = 'Z'; 590 is_zombie = 1; 591 break; 592 593 case LSSUSPENDED: 594 *cp = 'U'; 595 break; 596 597 default: 598 *cp = '?'; 599 } 600 cp++; 601 if (flag & L_DETACHED) 602 *cp++ = '-'; 603 *cp = '\0'; 604 strprintorsetwidth(v, buf, mode); 605 } 606 607 void 608 pnice(void *arg, VARENT *ve, int mode) 609 { 610 struct kinfo_proc2 *k; 611 VAR *v; 612 613 k = arg; 614 v = ve->var; 615 intprintorsetwidth(v, k->p_nice - NZERO, mode); 616 } 617 618 void 619 pri(void *arg, VARENT *ve, int mode) 620 { 621 struct kinfo_lwp *l; 622 VAR *v; 623 624 l = arg; 625 v = ve->var; 626 intprintorsetwidth(v, l->l_priority, mode); 627 } 628 629 void 630 uname(void *arg, VARENT *ve, int mode) 631 { 632 struct kinfo_proc2 *k; 633 VAR *v; 634 635 k = arg; 636 v = ve->var; 637 strprintorsetwidth(v, user_from_uid(k->p_uid, 0), mode); 638 } 639 640 void 641 runame(void *arg, VARENT *ve, int mode) 642 { 643 struct kinfo_proc2 *k; 644 VAR *v; 645 646 k = arg; 647 v = ve->var; 648 strprintorsetwidth(v, user_from_uid(k->p_ruid, 0), mode); 649 } 650 651 void 652 svuname(void *arg, VARENT *ve, int mode) 653 { 654 struct kinfo_proc2 *k; 655 VAR *v; 656 657 k = arg; 658 v = ve->var; 659 strprintorsetwidth(v, user_from_uid(k->p_svuid, 0), mode); 660 } 661 662 void 663 gname(void *arg, VARENT *ve, int mode) 664 { 665 struct kinfo_proc2 *k; 666 VAR *v; 667 668 k = arg; 669 v = ve->var; 670 strprintorsetwidth(v, group_from_gid(k->p_gid, 0), mode); 671 } 672 673 void 674 rgname(void *arg, VARENT *ve, int mode) 675 { 676 struct kinfo_proc2 *k; 677 VAR *v; 678 679 k = arg; 680 v = ve->var; 681 strprintorsetwidth(v, group_from_gid(k->p_rgid, 0), mode); 682 } 683 684 void 685 svgname(void *arg, VARENT *ve, int mode) 686 { 687 struct kinfo_proc2 *k; 688 VAR *v; 689 690 k = arg; 691 v = ve->var; 692 strprintorsetwidth(v, group_from_gid(k->p_svgid, 0), mode); 693 } 694 695 void 696 tdev(void *arg, VARENT *ve, int mode) 697 { 698 struct kinfo_proc2 *k; 699 VAR *v; 700 dev_t dev; 701 char buff[16]; 702 703 k = arg; 704 v = ve->var; 705 dev = k->p_tdev; 706 if (dev == NODEV) { 707 if (mode == PRINTMODE) 708 (void)printf("%*s", v->width, "?"); 709 else 710 if (v->width < 2) 711 v->width = 2; 712 } else { 713 (void)snprintf(buff, sizeof(buff), 714 "%lld/%lld", (long long)major(dev), (long long)minor(dev)); 715 strprintorsetwidth(v, buff, mode); 716 } 717 } 718 719 void 720 tname(void *arg, VARENT *ve, int mode) 721 { 722 struct kinfo_proc2 *k; 723 VAR *v; 724 dev_t dev; 725 const char *ttname; 726 int noctty; 727 728 k = arg; 729 v = ve->var; 730 dev = k->p_tdev; 731 if (dev == NODEV || (ttname = devname(dev, S_IFCHR)) == NULL) { 732 if (mode == PRINTMODE) 733 (void)printf("%-*s", v->width, "?"); 734 else 735 if (v->width < 2) 736 v->width = 2; 737 } else { 738 noctty = !(k->p_eflag & EPROC_CTTY) ? 1 : 0; 739 if (mode == WIDTHMODE) { 740 int fmtlen; 741 742 fmtlen = strlen(ttname) + noctty; 743 if (v->width < fmtlen) 744 v->width = fmtlen; 745 } else { 746 if (noctty) 747 (void)printf("%-*s-", v->width - 1, ttname); 748 else 749 (void)printf("%-*s", v->width, ttname); 750 } 751 } 752 } 753 754 void 755 longtname(void *arg, VARENT *ve, int mode) 756 { 757 struct kinfo_proc2 *k; 758 VAR *v; 759 dev_t dev; 760 const char *ttname; 761 762 k = arg; 763 v = ve->var; 764 dev = k->p_tdev; 765 if (dev == NODEV || (ttname = devname(dev, S_IFCHR)) == NULL) { 766 if (mode == PRINTMODE) 767 (void)printf("%-*s", v->width, "?"); 768 else 769 if (v->width < 2) 770 v->width = 2; 771 } else { 772 strprintorsetwidth(v, ttname, mode); 773 } 774 } 775 776 void 777 started(void *arg, VARENT *ve, int mode) 778 { 779 struct kinfo_proc2 *k; 780 VAR *v; 781 time_t startt; 782 struct tm *tp; 783 char buf[100], *cp; 784 785 k = arg; 786 v = ve->var; 787 if (!k->p_uvalid) { 788 if (mode == PRINTMODE) 789 (void)printf("%*s", v->width, "-"); 790 return; 791 } 792 793 startt = k->p_ustart_sec; 794 tp = localtime(&startt); 795 if (now == 0) 796 (void)time(&now); 797 if (now - k->p_ustart_sec < SECSPERDAY) 798 /* I *hate* SCCS... */ 799 (void)strftime(buf, sizeof(buf) - 1, "%l:%" "M%p", tp); 800 else if (now - k->p_ustart_sec < DAYSPERWEEK * SECSPERDAY) 801 /* I *hate* SCCS... */ 802 (void)strftime(buf, sizeof(buf) - 1, "%a%" "I%p", tp); 803 else 804 (void)strftime(buf, sizeof(buf) - 1, "%e%b%y", tp); 805 /* %e and %l can start with a space. */ 806 cp = buf; 807 if (*cp == ' ') 808 cp++; 809 strprintorsetwidth(v, cp, mode); 810 } 811 812 void 813 lstarted(void *arg, VARENT *ve, int mode) 814 { 815 struct kinfo_proc2 *k; 816 VAR *v; 817 time_t startt; 818 char buf[100]; 819 820 k = arg; 821 v = ve->var; 822 if (!k->p_uvalid) { 823 /* 824 * Minimum width is less than header - we don't 825 * need to check it every time. 826 */ 827 if (mode == PRINTMODE) 828 (void)printf("%*s", v->width, "-"); 829 return; 830 } 831 startt = k->p_ustart_sec; 832 833 /* assume all times are the same length */ 834 if (mode != WIDTHMODE || v->width == 0) { 835 (void)strftime(buf, sizeof(buf) -1, "%c", 836 localtime(&startt)); 837 strprintorsetwidth(v, buf, mode); 838 } 839 } 840 841 void 842 elapsed(void *arg, VARENT *ve, int mode) 843 { 844 struct kinfo_proc2 *k; 845 VAR *v; 846 int32_t origseconds, secs, mins, hours, days; 847 int fmtlen, printed_something; 848 849 k = arg; 850 v = ve->var; 851 if (k->p_uvalid == 0) { 852 origseconds = 0; 853 } else { 854 if (now == 0) 855 (void)time(&now); 856 origseconds = now - k->p_ustart_sec; 857 if (origseconds < 0) { 858 /* 859 * Don't try to be fancy if the machine's 860 * clock has been rewound to before the 861 * process "started". 862 */ 863 origseconds = 0; 864 } 865 } 866 867 secs = origseconds; 868 mins = secs / SECSPERMIN; 869 secs %= SECSPERMIN; 870 hours = mins / MINSPERHOUR; 871 mins %= MINSPERHOUR; 872 days = hours / HOURSPERDAY; 873 hours %= HOURSPERDAY; 874 875 if (mode == WIDTHMODE) { 876 if (origseconds == 0) 877 /* non-zero so fmtlen is calculated at least once */ 878 origseconds = 1; 879 880 if (origseconds > v->longestp) { 881 v->longestp = origseconds; 882 883 if (days > 0) { 884 /* +9 for "-hh:mm:ss" */ 885 fmtlen = iwidth(days) + 9; 886 } else if (hours > 0) { 887 /* +6 for "mm:ss" */ 888 fmtlen = iwidth(hours) + 6; 889 } else { 890 /* +3 for ":ss" */ 891 fmtlen = iwidth(mins) + 3; 892 } 893 894 if (fmtlen > v->width) 895 v->width = fmtlen; 896 } 897 } else { 898 printed_something = 0; 899 fmtlen = v->width; 900 901 if (days > 0) { 902 (void)printf("%*d", fmtlen - 9, days); 903 printed_something = 1; 904 } else if (fmtlen > 9) { 905 (void)printf("%*s", fmtlen - 9, ""); 906 } 907 if (fmtlen > 9) 908 fmtlen = 9; 909 910 if (printed_something) { 911 (void)printf("-%.*d", fmtlen - 7, hours); 912 printed_something = 1; 913 } else if (hours > 0) { 914 (void)printf("%*d", fmtlen - 6, hours); 915 printed_something = 1; 916 } else if (fmtlen > 6) { 917 (void)printf("%*s", fmtlen - 6, ""); 918 } 919 if (fmtlen > 6) 920 fmtlen = 6; 921 922 /* Don't need to set fmtlen or printed_something any more... */ 923 if (printed_something) { 924 (void)printf(":%.*d", fmtlen - 4, mins); 925 } else if (mins > 0) { 926 (void)printf("%*d", fmtlen - 3, mins); 927 } else if (fmtlen > 3) { 928 (void)printf("%*s", fmtlen - 3, "0"); 929 } 930 931 (void)printf(":%.2d", secs); 932 } 933 } 934 935 void 936 wchan(void *arg, VARENT *ve, int mode) 937 { 938 struct kinfo_lwp *l; 939 VAR *v; 940 char *buf; 941 942 l = arg; 943 v = ve->var; 944 if (l->l_wchan) { 945 if (l->l_wmesg) { 946 strprintorsetwidth(v, l->l_wmesg, mode); 947 v->width = min(v->width, KI_WMESGLEN); 948 } else { 949 (void)asprintf(&buf, "%-*" PRIx64, v->width, 950 l->l_wchan); 951 if (buf == NULL) 952 err(1, "%s", ""); 953 strprintorsetwidth(v, buf, mode); 954 v->width = min(v->width, KI_WMESGLEN); 955 free(buf); 956 } 957 } else { 958 if (mode == PRINTMODE) 959 (void)printf("%-*s", v->width, "-"); 960 } 961 } 962 963 #define pgtok(a) (((a)*getpagesize())/1024) 964 965 void 966 vsize(void *arg, VARENT *ve, int mode) 967 { 968 struct kinfo_proc2 *k; 969 VAR *v; 970 971 k = arg; 972 v = ve->var; 973 intprintorsetwidth(v, pgtok(k->p_vm_msize), mode); 974 } 975 976 void 977 rssize(void *arg, VARENT *ve, int mode) 978 { 979 struct kinfo_proc2 *k; 980 VAR *v; 981 982 k = arg; 983 v = ve->var; 984 /* XXX don't have info about shared */ 985 intprintorsetwidth(v, pgtok(k->p_vm_rssize), mode); 986 } 987 988 void 989 p_rssize(void *arg, VARENT *ve, int mode) /* doesn't account for text */ 990 { 991 struct kinfo_proc2 *k; 992 VAR *v; 993 994 k = arg; 995 v = ve->var; 996 intprintorsetwidth(v, pgtok(k->p_vm_rssize), mode); 997 } 998 999 void 1000 cpuid(void *arg, VARENT *ve, int mode) 1001 { 1002 struct kinfo_lwp *l; 1003 VAR *v; 1004 1005 l = arg; 1006 v = ve->var; 1007 intprintorsetwidth(v, l->l_cpuid, mode); 1008 } 1009 1010 void 1011 cputime(void *arg, VARENT *ve, int mode) 1012 { 1013 struct kinfo_proc2 *k; 1014 VAR *v; 1015 int32_t secs; 1016 int32_t psecs; /* "parts" of a second. first micro, then centi */ 1017 int fmtlen; 1018 1019 k = arg; 1020 v = ve->var; 1021 1022 /* 1023 * This counts time spent handling interrupts. We could 1024 * fix this, but it is not 100% trivial (and interrupt 1025 * time fractions only work on the sparc anyway). XXX 1026 */ 1027 secs = k->p_rtime_sec; 1028 psecs = k->p_rtime_usec; 1029 if (sumrusage) { 1030 secs += k->p_uctime_sec; 1031 psecs += k->p_uctime_usec; 1032 } 1033 /* 1034 * round and scale to 100's 1035 */ 1036 psecs = (psecs + 5000) / 10000; 1037 secs += psecs / 100; 1038 psecs = psecs % 100; 1039 1040 if (mode == WIDTHMODE) { 1041 /* 1042 * Ugg, this is the only field where a value of 0 is longer 1043 * than the column title. 1044 * Use SECSPERMIN, because secs is divided by that when 1045 * passed to iwidth(). 1046 */ 1047 if (secs == 0) 1048 secs = SECSPERMIN; 1049 1050 if (secs > v->longestp) { 1051 v->longestp = secs; 1052 /* "+6" for the ":%02ld.%02ld" in the printf() below */ 1053 fmtlen = iwidth(secs / SECSPERMIN) + 6; 1054 if (fmtlen > v->width) 1055 v->width = fmtlen; 1056 } 1057 } else { 1058 (void)printf("%*ld:%02ld.%02ld", v->width - 6, 1059 (long)(secs / SECSPERMIN), (long)(secs % SECSPERMIN), 1060 (long)psecs); 1061 } 1062 } 1063 1064 double 1065 getpcpu(k) 1066 const struct kinfo_proc2 *k; 1067 { 1068 static int failure; 1069 1070 if (!nlistread) 1071 failure = (kd) ? donlist() : 1; 1072 if (failure) 1073 return (0.0); 1074 1075 #define fxtofl(fixpt) ((double)(fixpt) / fscale) 1076 1077 if (k->p_swtime == 0 || k->p_realstat == SZOMB) 1078 return (0.0); 1079 if (rawcpu) 1080 return (100.0 * fxtofl(k->p_pctcpu)); 1081 return (100.0 * fxtofl(k->p_pctcpu) / 1082 (1.0 - exp(k->p_swtime * log(ccpu)))); 1083 } 1084 1085 void 1086 pcpu(void *arg, VARENT *ve, int mode) 1087 { 1088 struct kinfo_proc2 *k; 1089 VAR *v; 1090 double dbl; 1091 1092 k = arg; 1093 v = ve->var; 1094 dbl = getpcpu(k); 1095 doubleprintorsetwidth(v, dbl, (dbl >= 100.0) ? 0 : 1, mode); 1096 } 1097 1098 double 1099 getpmem(k) 1100 const struct kinfo_proc2 *k; 1101 { 1102 static int failure; 1103 double fracmem; 1104 int szptudot; 1105 1106 if (!nlistread) 1107 failure = (kd) ? donlist() : 1; 1108 if (failure) 1109 return (0.0); 1110 1111 /* XXX want pmap ptpages, segtab, etc. (per architecture) */ 1112 szptudot = uspace/getpagesize(); 1113 /* XXX don't have info about shared */ 1114 fracmem = ((float)k->p_vm_rssize + szptudot)/mempages; 1115 return (100.0 * fracmem); 1116 } 1117 1118 void 1119 pmem(void *arg, VARENT *ve, int mode) 1120 { 1121 struct kinfo_proc2 *k; 1122 VAR *v; 1123 1124 k = arg; 1125 v = ve->var; 1126 doubleprintorsetwidth(v, getpmem(k), 1, mode); 1127 } 1128 1129 void 1130 pagein(void *arg, VARENT *ve, int mode) 1131 { 1132 struct kinfo_proc2 *k; 1133 VAR *v; 1134 1135 k = arg; 1136 v = ve->var; 1137 intprintorsetwidth(v, k->p_uvalid ? k->p_uru_majflt : 0, mode); 1138 } 1139 1140 void 1141 maxrss(void *arg, VARENT *ve, int mode) 1142 { 1143 VAR *v; 1144 1145 v = ve->var; 1146 /* No need to check width! */ 1147 if (mode == PRINTMODE) 1148 (void)printf("%*s", v->width, "-"); 1149 } 1150 1151 void 1152 tsize(void *arg, VARENT *ve, int mode) 1153 { 1154 struct kinfo_proc2 *k; 1155 VAR *v; 1156 1157 k = arg; 1158 v = ve->var; 1159 intprintorsetwidth(v, pgtok(k->p_vm_tsize), mode); 1160 } 1161 1162 /* 1163 * Generic output routines. Print fields from various prototype 1164 * structures. 1165 */ 1166 static void 1167 printval(bp, v, mode) 1168 void *bp; 1169 VAR *v; 1170 int mode; 1171 { 1172 static char ofmt[32] = "%"; 1173 int width, vok, fmtlen; 1174 const char *fcp; 1175 char *cp; 1176 int64_t val; 1177 u_int64_t uval; 1178 1179 val = 0; /* XXXGCC -Wuninitialized [hpcarm] */ 1180 uval = 0; /* XXXGCC -Wuninitialized [hpcarm] */ 1181 1182 /* 1183 * Note that the "INF127" check is nonsensical for types 1184 * that are or can be signed. 1185 */ 1186 #define GET(type) (*(type *)bp) 1187 #define CHK_INF127(n) (((n) > 127) && (v->flag & INF127) ? 127 : (n)) 1188 1189 #define VSIGN 1 1190 #define VUNSIGN 2 1191 #define VPTR 3 1192 1193 if (mode == WIDTHMODE) { 1194 vok = 0; 1195 switch (v->type) { 1196 case CHAR: 1197 val = GET(char); 1198 vok = VSIGN; 1199 break; 1200 case UCHAR: 1201 uval = CHK_INF127(GET(u_char)); 1202 vok = VUNSIGN; 1203 break; 1204 case SHORT: 1205 val = GET(short); 1206 vok = VSIGN; 1207 break; 1208 case USHORT: 1209 uval = CHK_INF127(GET(u_short)); 1210 vok = VUNSIGN; 1211 break; 1212 case INT32: 1213 val = GET(int32_t); 1214 vok = VSIGN; 1215 break; 1216 case INT: 1217 val = GET(int); 1218 vok = VSIGN; 1219 break; 1220 case UINT: 1221 case UINT32: 1222 uval = CHK_INF127(GET(u_int)); 1223 vok = VUNSIGN; 1224 break; 1225 case LONG: 1226 val = GET(long); 1227 vok = VSIGN; 1228 break; 1229 case ULONG: 1230 uval = CHK_INF127(GET(u_long)); 1231 vok = VUNSIGN; 1232 break; 1233 case KPTR: 1234 uval = GET(u_int64_t); 1235 vok = VPTR; 1236 break; 1237 case KPTR24: 1238 uval = GET(u_int64_t); 1239 uval &= 0xffffff; 1240 vok = VPTR; 1241 break; 1242 case INT64: 1243 val = GET(int64_t); 1244 vok = VSIGN; 1245 break; 1246 case UINT64: 1247 uval = CHK_INF127(GET(u_int64_t)); 1248 vok = VUNSIGN; 1249 break; 1250 1251 case SIGLIST: 1252 default: 1253 /* nothing... */; 1254 } 1255 switch (vok) { 1256 case VSIGN: 1257 if (val < 0 && val < v->longestn) { 1258 v->longestn = val; 1259 fmtlen = iwidth(-val) + 1; 1260 if (fmtlen > v->width) 1261 v->width = fmtlen; 1262 } else if (val > 0 && val > v->longestp) { 1263 v->longestp = val; 1264 fmtlen = iwidth(val); 1265 if (fmtlen > v->width) 1266 v->width = fmtlen; 1267 } 1268 return; 1269 case VUNSIGN: 1270 if (uval > v->longestu) { 1271 v->longestu = uval; 1272 v->width = iwidth(uval); 1273 } 1274 return; 1275 case VPTR: 1276 fmtlen = 0; 1277 while (uval > 0) { 1278 uval >>= 4; 1279 fmtlen++; 1280 } 1281 if (fmtlen > v->width) 1282 v->width = fmtlen; 1283 return; 1284 } 1285 } 1286 1287 width = v->width; 1288 cp = ofmt + 1; 1289 fcp = v->fmt; 1290 if (v->flag & LJUST) 1291 *cp++ = '-'; 1292 *cp++ = '*'; 1293 while ((*cp++ = *fcp++) != '\0') 1294 continue; 1295 1296 switch (v->type) { 1297 case CHAR: 1298 (void)printf(ofmt, width, GET(char)); 1299 return; 1300 case UCHAR: 1301 (void)printf(ofmt, width, CHK_INF127(GET(u_char))); 1302 return; 1303 case SHORT: 1304 (void)printf(ofmt, width, GET(short)); 1305 return; 1306 case USHORT: 1307 (void)printf(ofmt, width, CHK_INF127(GET(u_short))); 1308 return; 1309 case INT: 1310 (void)printf(ofmt, width, GET(int)); 1311 return; 1312 case UINT: 1313 (void)printf(ofmt, width, CHK_INF127(GET(u_int))); 1314 return; 1315 case LONG: 1316 (void)printf(ofmt, width, GET(long)); 1317 return; 1318 case ULONG: 1319 (void)printf(ofmt, width, CHK_INF127(GET(u_long))); 1320 return; 1321 case KPTR: 1322 (void)printf(ofmt, width, GET(u_int64_t)); 1323 return; 1324 case KPTR24: 1325 (void)printf(ofmt, width, GET(u_int64_t) & 0xffffff); 1326 return; 1327 case INT32: 1328 (void)printf(ofmt, width, GET(int32_t)); 1329 return; 1330 case UINT32: 1331 (void)printf(ofmt, width, CHK_INF127(GET(u_int32_t))); 1332 return; 1333 case SIGLIST: 1334 { 1335 sigset_t *s = (sigset_t *)(void *)bp; 1336 size_t i; 1337 #define SIGSETSIZE (sizeof(s->__bits) / sizeof(s->__bits[0])) 1338 char buf[SIGSETSIZE * 8 + 1]; 1339 1340 for (i = 0; i < SIGSETSIZE; i++) 1341 (void)snprintf(&buf[i * 8], 9, "%.8x", 1342 s->__bits[(SIGSETSIZE - 1) - i]); 1343 1344 /* Skip leading zeroes */ 1345 for (i = 0; buf[i] == '0'; i++) 1346 continue; 1347 1348 if (buf[i] == '\0') 1349 i--; 1350 strprintorsetwidth(v, buf + i, mode); 1351 #undef SIGSETSIZE 1352 } 1353 return; 1354 case INT64: 1355 (void)printf(ofmt, width, GET(int64_t)); 1356 return; 1357 case UINT64: 1358 (void)printf(ofmt, width, CHK_INF127(GET(u_int64_t))); 1359 return; 1360 default: 1361 errx(1, "unknown type %d", v->type); 1362 } 1363 #undef GET 1364 #undef CHK_INF127 1365 } 1366 1367 void 1368 pvar(void *arg, VARENT *ve, int mode) 1369 { 1370 VAR *v; 1371 1372 v = ve->var; 1373 if (v->flag & UAREA && !((struct kinfo_proc2 *)arg)->p_uvalid) { 1374 if (mode == PRINTMODE) 1375 (void)printf("%*s", v->width, "-"); 1376 return; 1377 } 1378 1379 (void)printval((char *)arg + v->off, v, mode); 1380 } 1381 1382 void 1383 putimeval(void *arg, VARENT *ve, int mode) 1384 { 1385 VAR *v = ve->var; 1386 struct kinfo_proc2 *k = arg; 1387 ulong secs = *(uint32_t *)((char *)arg + v->off); 1388 ulong usec = *(uint32_t *)((char *)arg + v->off + sizeof (uint32_t)); 1389 int fmtlen; 1390 1391 if (!k->p_uvalid) { 1392 if (mode == PRINTMODE) 1393 (void)printf("%*s", v->width, "-"); 1394 return; 1395 } 1396 1397 if (mode == WIDTHMODE) { 1398 if (secs == 0) 1399 /* non-zero so fmtlen is calculated at least once */ 1400 secs = 1; 1401 if (secs > v->longestu) { 1402 v->longestu = secs; 1403 if (secs <= 999) 1404 /* sss.ssssss */ 1405 fmtlen = iwidth(secs) + 6 + 1; 1406 else 1407 /* hh:mm:ss.ss */ 1408 fmtlen = iwidth((secs + 1) / SECSPERHOUR) 1409 + 2 + 1 + 2 + 1 + 2 + 1; 1410 if (fmtlen > v->width) 1411 v->width = fmtlen; 1412 } 1413 return; 1414 } 1415 1416 if (secs < 999) 1417 (void)printf( "%*lu.%.6lu", v->width - 6 - 1, secs, usec); 1418 else { 1419 uint h, m; 1420 usec += 5000; 1421 if (usec >= 1000000) { 1422 usec -= 1000000; 1423 secs++; 1424 } 1425 m = secs / SECSPERMIN; 1426 secs -= m * SECSPERMIN; 1427 h = m / MINSPERHOUR; 1428 m -= h * MINSPERHOUR; 1429 (void)printf( "%*u:%.2u:%.2lu.%.2lu", v->width - 9, h, m, secs, 1430 usec / 10000u ); 1431 } 1432 } 1433 1434 void 1435 lname(void *arg, VARENT *ve, int mode) 1436 { 1437 struct kinfo_lwp *l; 1438 VAR *v; 1439 1440 l = arg; 1441 v = ve->var; 1442 if (l->l_name && l->l_name[0] != '\0') { 1443 strprintorsetwidth(v, l->l_name, mode); 1444 v->width = min(v->width, KI_LNAMELEN); 1445 } else { 1446 if (mode == PRINTMODE) 1447 (void)printf("%-*s", v->width, "-"); 1448 } 1449 } 1450
Indexes created Sun Sep 28 16:09:52 GMT 2025