print.c revision 1.98
1 /* $NetBSD: print.c,v 1.98 2007/02/10 18:20:12 ad 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 * 3. All advertising materials mentioning features or use of this software 19 * must display the following acknowledgement: 20 * This product includes software developed by the NetBSD 21 * Foundation, Inc. and its contributors. 22 * 4. Neither the name of The NetBSD Foundation nor the names of its 23 * contributors may be used to endorse or promote products derived 24 * from this software without specific prior written permission. 25 * 26 * THIS SOFTWARE IS PROVIDED BY THE NETBSD FOUNDATION, INC. AND CONTRIBUTORS 27 * ``AS IS'' AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED 28 * TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR 29 * PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE FOUNDATION OR CONTRIBUTORS 30 * BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR 31 * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF 32 * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS 33 * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN 34 * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) 35 * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE 36 * POSSIBILITY OF SUCH DAMAGE. 37 */ 38 39 /* 40 * Copyright (c) 1990, 1993, 1994 41 * The Regents of the University of California. All rights reserved. 42 * 43 * Redistribution and use in source and binary forms, with or without 44 * modification, are permitted provided that the following conditions 45 * are met: 46 * 1. Redistributions of source code must retain the above copyright 47 * notice, this list of conditions and the following disclaimer. 48 * 2. Redistributions in binary form must reproduce the above copyright 49 * notice, this list of conditions and the following disclaimer in the 50 * documentation and/or other materials provided with the distribution. 51 * 3. Neither the name of the University nor the names of its contributors 52 * may be used to endorse or promote products derived from this software 53 * without specific prior written permission. 54 * 55 * THIS SOFTWARE IS PROVIDED BY THE REGENTS AND CONTRIBUTORS ``AS IS'' AND 56 * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE 57 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE 58 * ARE DISCLAIMED. IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE 59 * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL 60 * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS 61 * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) 62 * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT 63 * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY 64 * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF 65 * SUCH DAMAGE. 66 */ 67 68 #include <sys/cdefs.h> 69 #ifndef lint 70 #if 0 71 static char sccsid[] = "@(#)print.c 8.6 (Berkeley) 4/16/94"; 72 #else 73 __RCSID("$NetBSD: print.c,v 1.98 2007/02/10 18:20:12 ad Exp $"); 74 #endif 75 #endif /* not lint */ 76 77 #include <sys/param.h> 78 #include <sys/time.h> 79 #include <sys/resource.h> 80 #include <sys/lwp.h> 81 #include <sys/proc.h> 82 #include <sys/stat.h> 83 #include <sys/ucred.h> 84 #include <sys/sysctl.h> 85 86 #include <err.h> 87 #include <grp.h> 88 #include <kvm.h> 89 #include <math.h> 90 #include <nlist.h> 91 #include <pwd.h> 92 #include <stddef.h> 93 #include <stdio.h> 94 #include <stdlib.h> 95 #include <string.h> 96 #include <time.h> 97 #include <tzfile.h> 98 #include <unistd.h> 99 100 #include "ps.h" 101 102 static char *cmdpart(char *); 103 static void printval(void *, VAR *, int); 104 static int titlecmp(char *, char **); 105 106 static void doubleprintorsetwidth(VAR *, double, int, int); 107 static void intprintorsetwidth(VAR *, int, int); 108 static void strprintorsetwidth(VAR *, const char *, int); 109 110 static time_t now; 111 112 #define min(a,b) ((a) <= (b) ? (a) : (b)) 113 114 static int 115 iwidth(u_int64_t v) 116 { 117 u_int64_t nlim, lim; 118 int w = 1; 119 120 for (lim = 10; v >= lim; lim = nlim) { 121 nlim = lim * 10; 122 w++; 123 if (nlim < lim) 124 break; 125 } 126 return w; 127 } 128 129 static char * 130 cmdpart(char *arg0) 131 { 132 char *cp; 133 134 return ((cp = strrchr(arg0, '/')) != NULL ? cp + 1 : arg0); 135 } 136 137 void 138 printheader(void) 139 { 140 int len; 141 VAR *v; 142 struct varent *vent; 143 static int firsttime = 1; 144 static int noheader = 0; 145 146 /* 147 * If all the columns have user-specified null headers, 148 * don't print the blank header line at all. 149 */ 150 if (firsttime) { 151 SIMPLEQ_FOREACH(vent, &displaylist, next) { 152 if (vent->var->header[0]) 153 break; 154 } 155 if (vent == NULL) { 156 noheader = 1; 157 firsttime = 0; 158 } 159 160 } 161 if (noheader) 162 return; 163 164 SIMPLEQ_FOREACH(vent, &displaylist, next) { 165 v = vent->var; 166 if (firsttime) { 167 len = strlen(v->header); 168 if (len > v->width) 169 v->width = len; 170 totwidth += v->width + 1; /* +1 for space */ 171 } 172 if (v->flag & LJUST) { 173 if (SIMPLEQ_NEXT(vent, next) == NULL) /* last one */ 174 (void)printf("%s", v->header); 175 else 176 (void)printf("%-*s", v->width, 177 v->header); 178 } else 179 (void)printf("%*s", v->width, v->header); 180 if (SIMPLEQ_NEXT(vent, next) != NULL) 181 (void)putchar(' '); 182 } 183 (void)putchar('\n'); 184 if (firsttime) { 185 firsttime = 0; 186 totwidth--; /* take off last space */ 187 } 188 } 189 190 /* 191 * Return 1 if the command name in the argument vector (u-area) does 192 * not match the command name (p_comm) 193 */ 194 static int 195 titlecmp(char *name, char **argv) 196 { 197 char *title; 198 int namelen; 199 200 201 /* no argument vector == no match; system processes/threads do that */ 202 if (argv == 0 || argv[0] == 0) 203 return (1); 204 205 title = cmdpart(argv[0]); 206 207 /* the basename matches */ 208 if (!strcmp(name, title)) 209 return (0); 210 211 /* handle login shells, by skipping the leading - */ 212 if (title[0] == '-' && !strcmp(name, title + 1)) 213 return (0); 214 215 namelen = strlen(name); 216 217 /* handle daemons that report activity as daemonname: activity */ 218 if (argv[1] == 0 && 219 !strncmp(name, title, namelen) && 220 title[namelen + 0] == ':' && 221 title[namelen + 1] == ' ') 222 return (0); 223 224 return (1); 225 } 226 227 static void 228 doubleprintorsetwidth(VAR *v, double val, int prec, int mode) 229 { 230 int fmtlen; 231 232 if (mode == WIDTHMODE) { 233 if (val < 0.0 && val < v->longestnd) { 234 fmtlen = (int)log10(-val) + prec + 2; 235 v->longestnd = val; 236 if (fmtlen > v->width) 237 v->width = fmtlen; 238 } else if (val > 0.0 && val > v->longestpd) { 239 fmtlen = (int)log10(val) + prec + 1; 240 v->longestpd = val; 241 if (fmtlen > v->width) 242 v->width = fmtlen; 243 } 244 } else { 245 (void)printf("%*.*f", v->width, prec, val); 246 } 247 } 248 249 static void 250 intprintorsetwidth(VAR *v, int val, int mode) 251 { 252 int fmtlen; 253 254 if (mode == WIDTHMODE) { 255 if (val < 0 && val < v->longestn) { 256 v->longestn = val; 257 fmtlen = iwidth(-val) + 1; 258 if (fmtlen > v->width) 259 v->width = fmtlen; 260 } else if (val > 0 && val > v->longestp) { 261 v->longestp = val; 262 fmtlen = iwidth(val); 263 if (fmtlen > v->width) 264 v->width = fmtlen; 265 } 266 } else 267 (void)printf("%*d", v->width, val); 268 } 269 270 static void 271 strprintorsetwidth(VAR *v, const char *str, int mode) 272 { 273 int len; 274 275 if (mode == WIDTHMODE) { 276 len = strlen(str); 277 if (len > v->width) 278 v->width = len; 279 } else { 280 if (v->flag & LJUST) 281 (void)printf("%-*.*s", v->width, v->width, str); 282 else 283 (void)printf("%*.*s", v->width, v->width, str); 284 } 285 } 286 287 void 288 command(void *arg, VARENT *ve, int mode) 289 { 290 struct kinfo_proc2 *ki; 291 VAR *v; 292 int left; 293 char **argv, **p, *name; 294 295 if (mode == WIDTHMODE) 296 return; 297 298 ki = arg; 299 v = ve->var; 300 if (SIMPLEQ_NEXT(ve, next) != NULL || termwidth != UNLIMITED) { 301 if (SIMPLEQ_NEXT(ve, next) == NULL) { 302 left = termwidth - (totwidth - v->width); 303 if (left < 1) /* already wrapped, just use std width */ 304 left = v->width; 305 } else 306 left = v->width; 307 } else 308 left = -1; 309 if (needenv && kd) { 310 argv = kvm_getenvv2(kd, ki, termwidth); 311 if ((p = argv) != NULL) { 312 while (*p) { 313 fmt_puts(*p, &left); 314 p++; 315 fmt_putc(' ', &left); 316 } 317 } 318 } 319 if (needcomm) { 320 name = ki->p_comm; 321 if (!commandonly) { 322 argv = kvm_getargv2(kd, ki, termwidth); 323 if ((p = argv) != NULL) { 324 while (*p) { 325 fmt_puts(*p, &left); 326 p++; 327 fmt_putc(' ', &left); 328 if (v->flag & ARGV0) 329 break; 330 } 331 if (!(v->flag & ARGV0) && 332 titlecmp(name, argv)) { 333 /* 334 * append the real command name within 335 * parentheses, if the command name 336 * does not match the one in the 337 * argument vector 338 */ 339 fmt_putc('(', &left); 340 fmt_puts(name, &left); 341 fmt_putc(')', &left); 342 } 343 } else { 344 /* 345 * Commands that don't set an argv vector 346 * are printed with square brackets if they 347 * are system commands. Otherwise they are 348 * printed within parentheses. 349 */ 350 if (ki->p_flag & KP_SYSTEM) { 351 fmt_putc('[', &left); 352 fmt_puts(name, &left); 353 fmt_putc(']', &left); 354 } else { 355 fmt_putc('(', &left); 356 fmt_puts(name, &left); 357 fmt_putc(')', &left); 358 } 359 } 360 } else { 361 fmt_puts(name, &left); 362 } 363 } 364 if (SIMPLEQ_NEXT(ve, next) != NULL && left > 0) 365 (void)printf("%*s", left, ""); 366 } 367 368 void 369 groups(void *arg, VARENT *ve, int mode) 370 { 371 struct kinfo_proc2 *ki; 372 VAR *v; 373 int left, i; 374 char buf[16], *p; 375 376 if (mode == WIDTHMODE) 377 return; 378 379 ki = arg; 380 v = ve->var; 381 if (SIMPLEQ_NEXT(ve, next) != NULL || termwidth != UNLIMITED) { 382 if (SIMPLEQ_NEXT(ve, next) == NULL) { 383 left = termwidth - (totwidth - v->width); 384 if (left < 1) /* already wrapped, just use std width */ 385 left = v->width; 386 } else 387 left = v->width; 388 } else 389 left = -1; 390 391 if (ki->p_ngroups == 0) { 392 fmt_putc('-', &left); 393 return; 394 } 395 396 for (i = 0; i < ki->p_ngroups; i++) { 397 (void)snprintf(buf, sizeof(buf), "%d", ki->p_groups[i]); 398 if (i) 399 fmt_putc(' ', &left); 400 for (p = &buf[0]; *p; p++) 401 fmt_putc(*p, &left); 402 } 403 404 if (SIMPLEQ_NEXT(ve, next) != NULL && left > 0) 405 (void)printf("%*s", left, ""); 406 } 407 408 void 409 groupnames(void *arg, VARENT *ve, int mode) 410 { 411 struct kinfo_proc2 *ki; 412 VAR *v; 413 int left, i; 414 const char *p; 415 416 if (mode == WIDTHMODE) 417 return; 418 419 ki = arg; 420 v = ve->var; 421 if (SIMPLEQ_NEXT(ve, next) != NULL || termwidth != UNLIMITED) { 422 if (SIMPLEQ_NEXT(ve, next) == NULL) { 423 left = termwidth - (totwidth - v->width); 424 if (left < 1) /* already wrapped, just use std width */ 425 left = v->width; 426 } else 427 left = v->width; 428 } else 429 left = -1; 430 431 if (ki->p_ngroups == 0) { 432 fmt_putc('-', &left); 433 return; 434 } 435 436 for (i = 0; i < ki->p_ngroups; i++) { 437 if (i) 438 fmt_putc(' ', &left); 439 for (p = group_from_gid(ki->p_groups[i], 0); *p; p++) 440 fmt_putc(*p, &left); 441 } 442 443 if (SIMPLEQ_NEXT(ve, next) != NULL && left > 0) 444 (void)printf("%*s", left, ""); 445 } 446 447 void 448 ucomm(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_comm, mode); 456 } 457 458 void 459 emul(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_ename, mode); 467 } 468 469 void 470 logname(void *arg, VARENT *ve, int mode) 471 { 472 struct kinfo_proc2 *k; 473 VAR *v; 474 475 k = arg; 476 v = ve->var; 477 strprintorsetwidth(v, k->p_login, mode); 478 } 479 480 void 481 state(void *arg, VARENT *ve, int mode) 482 { 483 struct kinfo_proc2 *k; 484 int flag, is_zombie; 485 char *cp; 486 VAR *v; 487 char buf[16]; 488 489 k = arg; 490 is_zombie = 0; 491 v = ve->var; 492 flag = k->p_flag; 493 cp = buf; 494 495 switch (k->p_stat) { 496 497 case LSSTOP: 498 *cp = 'T'; 499 break; 500 501 case LSSLEEP: 502 if (flag & KP_SINTR) /* interruptable (long) */ 503 *cp = k->p_slptime >= maxslp ? 'I' : 'S'; 504 else 505 *cp = 'D'; 506 break; 507 508 case LSRUN: 509 case LSIDL: 510 case LSONPROC: 511 *cp = 'R'; 512 break; 513 514 case LSZOMB: 515 *cp = 'Z'; 516 is_zombie = 1; 517 break; 518 519 case LSSUSPENDED: 520 *cp = 'U'; 521 break; 522 523 default: 524 *cp = '?'; 525 } 526 cp++; 527 if (flag & KP_INMEM) { 528 } else 529 *cp++ = 'W'; 530 if (k->p_nice < NZERO) 531 *cp++ = '<'; 532 else if (k->p_nice > NZERO) 533 *cp++ = 'N'; 534 if (flag & KP_TRACED) 535 *cp++ = 'X'; 536 if (flag & KP_SYSTRACE) 537 *cp++ = 'x'; 538 if (flag & KP_WEXIT && !is_zombie) 539 *cp++ = 'E'; 540 if (flag & KP_PPWAIT) 541 *cp++ = 'V'; 542 if (flag & KP_SYSTEM) 543 *cp++ = 'K'; 544 /* system process might have this too, don't need to double up */ 545 else if (k->p_holdcnt) 546 *cp++ = 'L'; 547 if (k->p_eflag & EPROC_SLEADER) 548 *cp++ = 's'; 549 if (flag & KP_SA) 550 *cp++ = 'a'; 551 else if (k->p_nlwps > 1) 552 *cp++ = 'l'; 553 if ((flag & KP_CONTROLT) && k->p__pgid == k->p_tpgid) 554 *cp++ = '+'; 555 *cp = '\0'; 556 strprintorsetwidth(v, buf, mode); 557 } 558 559 void 560 lstate(void *arg, VARENT *ve, int mode) 561 { 562 struct kinfo_lwp *k; 563 int flag, is_zombie; 564 char *cp; 565 VAR *v; 566 char buf[16]; 567 568 k = arg; 569 is_zombie = 0; 570 v = ve->var; 571 flag = k->l_flag; 572 cp = buf; 573 574 switch (k->l_stat) { 575 576 case LSSTOP: 577 *cp = 'T'; 578 break; 579 580 case LSSLEEP: 581 if (flag & L_SINTR) /* interruptible (long) */ 582 *cp = k->l_slptime >= maxslp ? 'I' : 'S'; 583 else 584 *cp = 'D'; 585 break; 586 587 case LSRUN: 588 case LSIDL: 589 case LSONPROC: 590 *cp = 'R'; 591 break; 592 593 case LSZOMB: 594 *cp = 'Z'; 595 is_zombie = 1; 596 break; 597 598 case LSSUSPENDED: 599 *cp = 'U'; 600 break; 601 602 default: 603 *cp = '?'; 604 } 605 cp++; 606 if (flag & L_INMEM) { 607 } else 608 *cp++ = 'W'; 609 if (k->l_holdcnt) 610 *cp++ = 'L'; 611 if (flag & KL_DETACHED) 612 *cp++ = '-'; 613 *cp = '\0'; 614 strprintorsetwidth(v, buf, mode); 615 } 616 617 void 618 pnice(void *arg, VARENT *ve, int mode) 619 { 620 struct kinfo_proc2 *k; 621 VAR *v; 622 623 k = arg; 624 v = ve->var; 625 intprintorsetwidth(v, k->p_nice - NZERO, mode); 626 } 627 628 void 629 pri(void *arg, VARENT *ve, int mode) 630 { 631 struct kinfo_lwp *l; 632 VAR *v; 633 634 l = arg; 635 v = ve->var; 636 intprintorsetwidth(v, l->l_priority - PZERO, mode); 637 } 638 639 void 640 uname(void *arg, VARENT *ve, int mode) 641 { 642 struct kinfo_proc2 *k; 643 VAR *v; 644 645 k = arg; 646 v = ve->var; 647 strprintorsetwidth(v, user_from_uid(k->p_uid, 0), mode); 648 } 649 650 void 651 runame(void *arg, VARENT *ve, int mode) 652 { 653 struct kinfo_proc2 *k; 654 VAR *v; 655 656 k = arg; 657 v = ve->var; 658 strprintorsetwidth(v, user_from_uid(k->p_ruid, 0), mode); 659 } 660 661 void 662 svuname(void *arg, VARENT *ve, int mode) 663 { 664 struct kinfo_proc2 *k; 665 VAR *v; 666 667 k = arg; 668 v = ve->var; 669 strprintorsetwidth(v, user_from_uid(k->p_svuid, 0), mode); 670 } 671 672 void 673 gname(void *arg, VARENT *ve, int mode) 674 { 675 struct kinfo_proc2 *k; 676 VAR *v; 677 678 k = arg; 679 v = ve->var; 680 strprintorsetwidth(v, group_from_gid(k->p_gid, 0), mode); 681 } 682 683 void 684 rgname(void *arg, VARENT *ve, int mode) 685 { 686 struct kinfo_proc2 *k; 687 VAR *v; 688 689 k = arg; 690 v = ve->var; 691 strprintorsetwidth(v, group_from_gid(k->p_rgid, 0), mode); 692 } 693 694 void 695 svgname(void *arg, VARENT *ve, int mode) 696 { 697 struct kinfo_proc2 *k; 698 VAR *v; 699 700 k = arg; 701 v = ve->var; 702 strprintorsetwidth(v, group_from_gid(k->p_svgid, 0), mode); 703 } 704 705 void 706 tdev(void *arg, VARENT *ve, int mode) 707 { 708 struct kinfo_proc2 *k; 709 VAR *v; 710 dev_t dev; 711 char buff[16]; 712 713 k = arg; 714 v = ve->var; 715 dev = k->p_tdev; 716 if (dev == NODEV) { 717 if (mode == PRINTMODE) 718 (void)printf("%*s", v->width, "?"); 719 else 720 if (v->width < 2) 721 v->width = 2; 722 } else { 723 (void)snprintf(buff, sizeof(buff), 724 "%d/%d", major(dev), minor(dev)); 725 strprintorsetwidth(v, buff, mode); 726 } 727 } 728 729 void 730 tname(void *arg, VARENT *ve, int mode) 731 { 732 struct kinfo_proc2 *k; 733 VAR *v; 734 dev_t dev; 735 const char *ttname; 736 int noctty; 737 738 k = arg; 739 v = ve->var; 740 dev = k->p_tdev; 741 if (dev == NODEV || (ttname = devname(dev, S_IFCHR)) == NULL) { 742 if (mode == PRINTMODE) 743 (void)printf("%-*s", v->width, "?"); 744 else 745 if (v->width < 2) 746 v->width = 2; 747 } else { 748 noctty = !(k->p_eflag & EPROC_CTTY) ? 1 : 0; 749 if (mode == WIDTHMODE) { 750 int fmtlen; 751 752 fmtlen = strlen(ttname) + noctty; 753 if (v->width < fmtlen) 754 v->width = fmtlen; 755 } else { 756 if (noctty) 757 (void)printf("%-*s-", v->width - 1, ttname); 758 else 759 (void)printf("%-*s", v->width, ttname); 760 } 761 } 762 } 763 764 void 765 longtname(void *arg, VARENT *ve, int mode) 766 { 767 struct kinfo_proc2 *k; 768 VAR *v; 769 dev_t dev; 770 const char *ttname; 771 772 k = arg; 773 v = ve->var; 774 dev = k->p_tdev; 775 if (dev == NODEV || (ttname = devname(dev, S_IFCHR)) == NULL) { 776 if (mode == PRINTMODE) 777 (void)printf("%-*s", v->width, "?"); 778 else 779 if (v->width < 2) 780 v->width = 2; 781 } else { 782 strprintorsetwidth(v, ttname, mode); 783 } 784 } 785 786 void 787 started(void *arg, VARENT *ve, int mode) 788 { 789 struct kinfo_proc2 *k; 790 VAR *v; 791 time_t startt; 792 struct tm *tp; 793 char buf[100], *cp; 794 795 k = arg; 796 v = ve->var; 797 if (!k->p_uvalid) { 798 if (mode == PRINTMODE) 799 (void)printf("%*s", v->width, "-"); 800 return; 801 } 802 803 startt = k->p_ustart_sec; 804 tp = localtime(&startt); 805 if (now == 0) 806 (void)time(&now); 807 if (now - k->p_ustart_sec < SECSPERDAY) 808 /* I *hate* SCCS... */ 809 (void)strftime(buf, sizeof(buf) - 1, "%l:%" "M%p", tp); 810 else if (now - k->p_ustart_sec < DAYSPERWEEK * SECSPERDAY) 811 /* I *hate* SCCS... */ 812 (void)strftime(buf, sizeof(buf) - 1, "%a%" "I%p", tp); 813 else 814 (void)strftime(buf, sizeof(buf) - 1, "%e%b%y", tp); 815 /* %e and %l can start with a space. */ 816 cp = buf; 817 if (*cp == ' ') 818 cp++; 819 strprintorsetwidth(v, cp, mode); 820 } 821 822 void 823 lstarted(void *arg, VARENT *ve, int mode) 824 { 825 struct kinfo_proc2 *k; 826 VAR *v; 827 time_t startt; 828 char buf[100]; 829 830 k = arg; 831 v = ve->var; 832 if (!k->p_uvalid) { 833 /* 834 * Minimum width is less than header - we don't 835 * need to check it every time. 836 */ 837 if (mode == PRINTMODE) 838 (void)printf("%*s", v->width, "-"); 839 return; 840 } 841 startt = k->p_ustart_sec; 842 843 /* assume all times are the same length */ 844 if (mode != WIDTHMODE || v->width == 0) { 845 (void)strftime(buf, sizeof(buf) -1, "%c", 846 localtime(&startt)); 847 strprintorsetwidth(v, buf, mode); 848 } 849 } 850 851 void 852 elapsed(void *arg, VARENT *ve, int mode) 853 { 854 struct kinfo_proc2 *k; 855 VAR *v; 856 int32_t origseconds, secs, mins, hours, days; 857 int fmtlen, printed_something; 858 859 k = arg; 860 v = ve->var; 861 if (k->p_uvalid == 0) { 862 origseconds = 0; 863 } else { 864 if (now == 0) 865 (void)time(&now); 866 origseconds = now - k->p_ustart_sec; 867 if (origseconds < 0) { 868 /* 869 * Don't try to be fancy if the machine's 870 * clock has been rewound to before the 871 * process "started". 872 */ 873 origseconds = 0; 874 } 875 } 876 877 secs = origseconds; 878 mins = secs / SECSPERMIN; 879 secs %= SECSPERMIN; 880 hours = mins / MINSPERHOUR; 881 mins %= MINSPERHOUR; 882 days = hours / HOURSPERDAY; 883 hours %= HOURSPERDAY; 884 885 if (mode == WIDTHMODE) { 886 if (origseconds == 0) 887 /* non-zero so fmtlen is calculated at least once */ 888 origseconds = 1; 889 890 if (origseconds > v->longestp) { 891 v->longestp = origseconds; 892 893 if (days > 0) { 894 /* +9 for "-hh:mm:ss" */ 895 fmtlen = iwidth(days) + 9; 896 } else if (hours > 0) { 897 /* +6 for "mm:ss" */ 898 fmtlen = iwidth(hours) + 6; 899 } else { 900 /* +3 for ":ss" */ 901 fmtlen = iwidth(mins) + 3; 902 } 903 904 if (fmtlen > v->width) 905 v->width = fmtlen; 906 } 907 } else { 908 printed_something = 0; 909 fmtlen = v->width; 910 911 if (days > 0) { 912 (void)printf("%*d", fmtlen - 9, days); 913 printed_something = 1; 914 } else if (fmtlen > 9) { 915 (void)printf("%*s", fmtlen - 9, ""); 916 } 917 if (fmtlen > 9) 918 fmtlen = 9; 919 920 if (printed_something) { 921 (void)printf("-%.*d", fmtlen - 7, hours); 922 printed_something = 1; 923 } else if (hours > 0) { 924 (void)printf("%*d", fmtlen - 6, hours); 925 printed_something = 1; 926 } else if (fmtlen > 6) { 927 (void)printf("%*s", fmtlen - 6, ""); 928 } 929 if (fmtlen > 6) 930 fmtlen = 6; 931 932 /* Don't need to set fmtlen or printed_something any more... */ 933 if (printed_something) { 934 (void)printf(":%.*d", fmtlen - 4, mins); 935 } else if (mins > 0) { 936 (void)printf("%*d", fmtlen - 3, mins); 937 } else if (fmtlen > 3) { 938 (void)printf("%*s", fmtlen - 3, "0"); 939 } 940 941 (void)printf(":%.2d", secs); 942 } 943 } 944 945 void 946 wchan(void *arg, VARENT *ve, int mode) 947 { 948 struct kinfo_lwp *l; 949 VAR *v; 950 char *buf; 951 952 l = arg; 953 v = ve->var; 954 if (l->l_wchan) { 955 if (l->l_wmesg) { 956 strprintorsetwidth(v, l->l_wmesg, mode); 957 v->width = min(v->width, KI_WMESGLEN); 958 } else { 959 (void)asprintf(&buf, "%-*" PRIx64, v->width, 960 l->l_wchan); 961 if (buf == NULL) 962 err(1, "%s", ""); 963 strprintorsetwidth(v, buf, mode); 964 v->width = min(v->width, KI_WMESGLEN); 965 free(buf); 966 } 967 } else { 968 if (mode == PRINTMODE) 969 (void)printf("%-*s", v->width, "-"); 970 } 971 } 972 973 #define pgtok(a) (((a)*getpagesize())/1024) 974 975 void 976 vsize(void *arg, VARENT *ve, int mode) 977 { 978 struct kinfo_proc2 *k; 979 VAR *v; 980 981 k = arg; 982 v = ve->var; 983 intprintorsetwidth(v, 984 pgtok(k->p_vm_dsize + k->p_vm_ssize + k->p_vm_tsize), mode); 985 } 986 987 void 988 rssize(void *arg, VARENT *ve, int mode) 989 { 990 struct kinfo_proc2 *k; 991 VAR *v; 992 993 k = arg; 994 v = ve->var; 995 /* XXX don't have info about shared */ 996 intprintorsetwidth(v, pgtok(k->p_vm_rssize), mode); 997 } 998 999 void 1000 p_rssize(void *arg, VARENT *ve, int mode) /* doesn't account for text */ 1001 { 1002 struct kinfo_proc2 *k; 1003 VAR *v; 1004 1005 k = arg; 1006 v = ve->var; 1007 intprintorsetwidth(v, pgtok(k->p_vm_rssize), 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 if (P_ZOMBIE(k) || k->p_uvalid == 0) { 1022 secs = 0; 1023 psecs = 0; 1024 } else { 1025 /* 1026 * This counts time spent handling interrupts. We could 1027 * fix this, but it is not 100% trivial (and interrupt 1028 * time fractions only work on the sparc anyway). XXX 1029 */ 1030 secs = k->p_rtime_sec; 1031 psecs = k->p_rtime_usec; 1032 if (sumrusage) { 1033 secs += k->p_uctime_sec; 1034 psecs += k->p_uctime_usec; 1035 } 1036 /* 1037 * round and scale to 100's 1038 */ 1039 psecs = (psecs + 5000) / 10000; 1040 secs += psecs / 100; 1041 psecs = psecs % 100; 1042 } 1043 if (mode == WIDTHMODE) { 1044 /* 1045 * Ugg, this is the only field where a value of 0 is longer 1046 * than the column title. 1047 * Use SECSPERMIN, because secs is divided by that when 1048 * passed to iwidth(). 1049 */ 1050 if (secs == 0) 1051 secs = SECSPERMIN; 1052 1053 if (secs > v->longestp) { 1054 v->longestp = secs; 1055 /* "+6" for the ":%02ld.%02ld" in the printf() below */ 1056 fmtlen = iwidth(secs / SECSPERMIN) + 6; 1057 if (fmtlen > v->width) 1058 v->width = fmtlen; 1059 } 1060 } else { 1061 (void)printf("%*ld:%02ld.%02ld", v->width - 6, 1062 (long)(secs / SECSPERMIN), (long)(secs % SECSPERMIN), 1063 (long)psecs); 1064 } 1065 } 1066 1067 double 1068 getpcpu(k) 1069 const struct kinfo_proc2 *k; 1070 { 1071 static int failure; 1072 1073 if (!nlistread) 1074 failure = (kd) ? donlist() : 1; 1075 if (failure) 1076 return (0.0); 1077 1078 #define fxtofl(fixpt) ((double)(fixpt) / fscale) 1079 1080 /* XXX - I don't like this */ 1081 if (k->p_swtime == 0 || (k->p_flag & KP_INMEM) == 0 || 1082 k->p_stat == SZOMB) 1083 return (0.0); 1084 if (rawcpu) 1085 return (100.0 * fxtofl(k->p_pctcpu)); 1086 return (100.0 * fxtofl(k->p_pctcpu) / 1087 (1.0 - exp(k->p_swtime * log(ccpu)))); 1088 } 1089 1090 void 1091 pcpu(void *arg, VARENT *ve, int mode) 1092 { 1093 struct kinfo_proc2 *k; 1094 VAR *v; 1095 1096 k = arg; 1097 v = ve->var; 1098 doubleprintorsetwidth(v, getpcpu(k), 1, mode); 1099 } 1100 1101 double 1102 getpmem(k) 1103 const struct kinfo_proc2 *k; 1104 { 1105 static int failure; 1106 double fracmem; 1107 int szptudot; 1108 1109 if (!nlistread) 1110 failure = (kd) ? donlist() : 1; 1111 if (failure) 1112 return (0.0); 1113 1114 if ((k->p_flag & KP_INMEM) == 0) 1115 return (0.0); 1116 /* XXX want pmap ptpages, segtab, etc. (per architecture) */ 1117 szptudot = uspace/getpagesize(); 1118 /* XXX don't have info about shared */ 1119 fracmem = ((float)k->p_vm_rssize + szptudot)/mempages; 1120 return (100.0 * fracmem); 1121 } 1122 1123 void 1124 pmem(void *arg, VARENT *ve, int mode) 1125 { 1126 struct kinfo_proc2 *k; 1127 VAR *v; 1128 1129 k = arg; 1130 v = ve->var; 1131 doubleprintorsetwidth(v, getpmem(k), 1, mode); 1132 } 1133 1134 void 1135 pagein(void *arg, VARENT *ve, int mode) 1136 { 1137 struct kinfo_proc2 *k; 1138 VAR *v; 1139 1140 k = arg; 1141 v = ve->var; 1142 intprintorsetwidth(v, k->p_uvalid ? k->p_uru_majflt : 0, mode); 1143 } 1144 1145 void 1146 maxrss(void *arg, VARENT *ve, int mode) 1147 { 1148 VAR *v; 1149 1150 v = ve->var; 1151 /* No need to check width! */ 1152 if (mode == PRINTMODE) 1153 (void)printf("%*s", v->width, "-"); 1154 } 1155 1156 void 1157 tsize(void *arg, VARENT *ve, int mode) 1158 { 1159 struct kinfo_proc2 *k; 1160 VAR *v; 1161 1162 k = arg; 1163 v = ve->var; 1164 intprintorsetwidth(v, pgtok(k->p_vm_tsize), mode); 1165 } 1166 1167 /* 1168 * Generic output routines. Print fields from various prototype 1169 * structures. 1170 */ 1171 static void 1172 printval(bp, v, mode) 1173 void *bp; 1174 VAR *v; 1175 int mode; 1176 { 1177 static char ofmt[32] = "%"; 1178 int width, vok, fmtlen; 1179 const char *fcp; 1180 char *cp; 1181 int64_t val; 1182 u_int64_t uval; 1183 1184 val = 0; /* XXXGCC -Wuninitialized [hpcarm] */ 1185 uval = 0; /* XXXGCC -Wuninitialized [hpcarm] */ 1186 1187 /* 1188 * Note that the "INF127" check is nonsensical for types 1189 * that are or can be signed. 1190 */ 1191 #define GET(type) (*(type *)bp) 1192 #define CHK_INF127(n) (((n) > 127) && (v->flag & INF127) ? 127 : (n)) 1193 1194 #define VSIGN 1 1195 #define VUNSIGN 2 1196 #define VPTR 3 1197 1198 if (mode == WIDTHMODE) { 1199 vok = 0; 1200 switch (v->type) { 1201 case CHAR: 1202 val = GET(char); 1203 vok = VSIGN; 1204 break; 1205 case UCHAR: 1206 uval = CHK_INF127(GET(u_char)); 1207 vok = VUNSIGN; 1208 break; 1209 case SHORT: 1210 val = GET(short); 1211 vok = VSIGN; 1212 break; 1213 case USHORT: 1214 uval = CHK_INF127(GET(u_short)); 1215 vok = VUNSIGN; 1216 break; 1217 case INT32: 1218 val = GET(int32_t); 1219 vok = VSIGN; 1220 break; 1221 case INT: 1222 val = GET(int); 1223 vok = VSIGN; 1224 break; 1225 case UINT: 1226 case UINT32: 1227 uval = CHK_INF127(GET(u_int)); 1228 vok = VUNSIGN; 1229 break; 1230 case LONG: 1231 val = GET(long); 1232 vok = VSIGN; 1233 break; 1234 case ULONG: 1235 uval = CHK_INF127(GET(u_long)); 1236 vok = VUNSIGN; 1237 break; 1238 case KPTR: 1239 uval = GET(u_int64_t); 1240 vok = VPTR; 1241 break; 1242 case KPTR24: 1243 uval = GET(u_int64_t); 1244 uval &= 0xffffff; 1245 vok = VPTR; 1246 break; 1247 case INT64: 1248 val = GET(int64_t); 1249 vok = VSIGN; 1250 break; 1251 case UINT64: 1252 uval = CHK_INF127(GET(u_int64_t)); 1253 vok = VUNSIGN; 1254 break; 1255 1256 case SIGLIST: 1257 default: 1258 /* nothing... */; 1259 } 1260 switch (vok) { 1261 case VSIGN: 1262 if (val < 0 && val < v->longestn) { 1263 v->longestn = val; 1264 fmtlen = iwidth(-val) + 1; 1265 if (fmtlen > v->width) 1266 v->width = fmtlen; 1267 } else if (val > 0 && val > v->longestp) { 1268 v->longestp = val; 1269 fmtlen = iwidth(val); 1270 if (fmtlen > v->width) 1271 v->width = fmtlen; 1272 } 1273 return; 1274 case VUNSIGN: 1275 if (uval > v->longestu) { 1276 v->longestu = uval; 1277 v->width = iwidth(uval); 1278 } 1279 return; 1280 case VPTR: 1281 fmtlen = 0; 1282 while (uval > 0) { 1283 uval >>= 4; 1284 fmtlen++; 1285 } 1286 if (fmtlen > v->width) 1287 v->width = fmtlen; 1288 return; 1289 } 1290 } 1291 1292 width = v->width; 1293 cp = ofmt + 1; 1294 fcp = v->fmt; 1295 if (v->flag & LJUST) 1296 *cp++ = '-'; 1297 *cp++ = '*'; 1298 while ((*cp++ = *fcp++) != '\0') 1299 continue; 1300 1301 switch (v->type) { 1302 case CHAR: 1303 (void)printf(ofmt, width, GET(char)); 1304 return; 1305 case UCHAR: 1306 (void)printf(ofmt, width, CHK_INF127(GET(u_char))); 1307 return; 1308 case SHORT: 1309 (void)printf(ofmt, width, GET(short)); 1310 return; 1311 case USHORT: 1312 (void)printf(ofmt, width, CHK_INF127(GET(u_short))); 1313 return; 1314 case INT: 1315 (void)printf(ofmt, width, GET(int)); 1316 return; 1317 case UINT: 1318 (void)printf(ofmt, width, CHK_INF127(GET(u_int))); 1319 return; 1320 case LONG: 1321 (void)printf(ofmt, width, GET(long)); 1322 return; 1323 case ULONG: 1324 (void)printf(ofmt, width, CHK_INF127(GET(u_long))); 1325 return; 1326 case KPTR: 1327 (void)printf(ofmt, width, GET(u_int64_t)); 1328 return; 1329 case KPTR24: 1330 (void)printf(ofmt, width, GET(u_int64_t) & 0xffffff); 1331 return; 1332 case INT32: 1333 (void)printf(ofmt, width, GET(int32_t)); 1334 return; 1335 case UINT32: 1336 (void)printf(ofmt, width, CHK_INF127(GET(u_int32_t))); 1337 return; 1338 case SIGLIST: 1339 { 1340 sigset_t *s = (sigset_t *)(void *)bp; 1341 size_t i; 1342 #define SIGSETSIZE (sizeof(s->__bits) / sizeof(s->__bits[0])) 1343 char buf[SIGSETSIZE * 8 + 1]; 1344 1345 for (i = 0; i < SIGSETSIZE; i++) 1346 (void)snprintf(&buf[i * 8], 9, "%.8x", 1347 s->__bits[(SIGSETSIZE - 1) - i]); 1348 1349 /* Skip leading zeroes */ 1350 for (i = 0; buf[i] == '0'; i++) 1351 continue; 1352 1353 if (buf[i] == '\0') 1354 i--; 1355 strprintorsetwidth(v, buf + i, mode); 1356 #undef SIGSETSIZE 1357 } 1358 return; 1359 case INT64: 1360 (void)printf(ofmt, width, GET(int64_t)); 1361 return; 1362 case UINT64: 1363 (void)printf(ofmt, width, CHK_INF127(GET(u_int64_t))); 1364 return; 1365 default: 1366 errx(1, "unknown type %d", v->type); 1367 } 1368 #undef GET 1369 #undef CHK_INF127 1370 } 1371 1372 void 1373 pvar(void *arg, VARENT *ve, int mode) 1374 { 1375 VAR *v; 1376 1377 v = ve->var; 1378 if (v->flag & UAREA && !((struct kinfo_proc2 *)arg)->p_uvalid) { 1379 if (mode == PRINTMODE) 1380 (void)printf("%*s", v->width, "-"); 1381 return; 1382 } 1383 1384 (void)printval((char *)arg + v->off, v, mode); 1385 } 1386 1387 void 1388 putimeval(void *arg, VARENT *ve, int mode) 1389 { 1390 VAR *v = ve->var; 1391 struct kinfo_proc2 *k = arg; 1392 ulong secs = *(uint32_t *)((char *)arg + v->off); 1393 ulong usec = *(uint32_t *)((char *)arg + v->off + sizeof (uint32_t)); 1394 int fmtlen; 1395 1396 if (!k->p_uvalid) { 1397 if (mode == PRINTMODE) 1398 (void)printf("%*s", v->width, "-"); 1399 return; 1400 } 1401 1402 if (mode == WIDTHMODE) { 1403 if (secs == 0) 1404 /* non-zero so fmtlen is calculated at least once */ 1405 secs = 1; 1406 if (secs > v->longestu) { 1407 v->longestu = secs; 1408 if (secs <= 999) 1409 /* sss.ssssss */ 1410 fmtlen = iwidth(secs) + 6 + 1; 1411 else 1412 /* hh:mm:ss.ss */ 1413 fmtlen = iwidth((secs + 1) / SECSPERHOUR) 1414 + 2 + 1 + 2 + 1 + 2 + 1; 1415 if (fmtlen > v->width) 1416 v->width = fmtlen; 1417 } 1418 return; 1419 } 1420 1421 if (secs < 999) 1422 (void)printf( "%*lu.%.6lu", v->width - 6 - 1, secs, usec); 1423 else { 1424 uint h, m; 1425 usec += 5000; 1426 if (usec >= 1000000) { 1427 usec -= 1000000; 1428 secs++; 1429 } 1430 m = secs / SECSPERMIN; 1431 secs -= m * SECSPERMIN; 1432 h = m / MINSPERHOUR; 1433 m -= h * MINSPERHOUR; 1434 (void)printf( "%*u:%.2u:%.2lu.%.2lu", v->width - 9, h, m, secs, 1435 usec / 10000u ); 1436 } 1437 } 1438
Indexes created Wed Sep 24 05:09:52 GMT 2025