print.c revision 1.103
1 /* $NetBSD: print.c,v 1.103 2007/12/31 15:31:24 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 1.103 2007/12/31 15:31:24 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 & P_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 & L_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 & L_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 & P_TRACED) 535 *cp++ = 'X'; 536 if (flag & P_WEXIT && !is_zombie) 537 *cp++ = 'E'; 538 if (flag & P_PPWAIT) 539 *cp++ = 'V'; 540 if (flag & P_SYSTEM) 541 *cp++ = 'K'; 542 /* system process might have this too, don't need to double up */ 543 else if (k->p_holdcnt) 544 *cp++ = 'L'; 545 if (k->p_eflag & EPROC_SLEADER) 546 *cp++ = 's'; 547 if (flag & P_SA) 548 *cp++ = 'a'; 549 else if (k->p_nlwps > 1) 550 *cp++ = 'l'; 551 if ((flag & P_CONTROLT) && k->p__pgid == k->p_tpgid) 552 *cp++ = '+'; 553 *cp = '\0'; 554 strprintorsetwidth(v, buf, mode); 555 } 556 557 void 558 lstate(void *arg, VARENT *ve, int mode) 559 { 560 struct kinfo_lwp *k; 561 int flag, is_zombie; 562 char *cp; 563 VAR *v; 564 char buf[16]; 565 566 k = arg; 567 is_zombie = 0; 568 v = ve->var; 569 flag = k->l_flag; 570 cp = buf; 571 572 switch (k->l_stat) { 573 574 case LSSTOP: 575 *cp = 'T'; 576 break; 577 578 case LSSLEEP: 579 if (flag & L_SINTR) /* interruptible (long) */ 580 *cp = k->l_slptime >= maxslp ? 'I' : 'S'; 581 else 582 *cp = 'D'; 583 break; 584 585 case LSRUN: 586 case LSIDL: 587 case LSONPROC: 588 *cp = 'R'; 589 break; 590 591 case LSZOMB: 592 case LSDEAD: 593 *cp = 'Z'; 594 is_zombie = 1; 595 break; 596 597 case LSSUSPENDED: 598 *cp = 'U'; 599 break; 600 601 default: 602 *cp = '?'; 603 } 604 cp++; 605 if (flag & L_INMEM) { 606 } else 607 *cp++ = 'W'; 608 if (k->l_holdcnt) 609 *cp++ = 'L'; 610 if (flag & L_DETACHED) 611 *cp++ = '-'; 612 *cp = '\0'; 613 strprintorsetwidth(v, buf, mode); 614 } 615 616 void 617 pnice(void *arg, VARENT *ve, int mode) 618 { 619 struct kinfo_proc2 *k; 620 VAR *v; 621 622 k = arg; 623 v = ve->var; 624 intprintorsetwidth(v, k->p_nice - NZERO, mode); 625 } 626 627 void 628 pri(void *arg, VARENT *ve, int mode) 629 { 630 struct kinfo_lwp *l; 631 VAR *v; 632 633 l = arg; 634 v = ve->var; 635 intprintorsetwidth(v, l->l_priority, mode); 636 } 637 638 void 639 uname(void *arg, VARENT *ve, int mode) 640 { 641 struct kinfo_proc2 *k; 642 VAR *v; 643 644 k = arg; 645 v = ve->var; 646 strprintorsetwidth(v, user_from_uid(k->p_uid, 0), mode); 647 } 648 649 void 650 runame(void *arg, VARENT *ve, int mode) 651 { 652 struct kinfo_proc2 *k; 653 VAR *v; 654 655 k = arg; 656 v = ve->var; 657 strprintorsetwidth(v, user_from_uid(k->p_ruid, 0), mode); 658 } 659 660 void 661 svuname(void *arg, VARENT *ve, int mode) 662 { 663 struct kinfo_proc2 *k; 664 VAR *v; 665 666 k = arg; 667 v = ve->var; 668 strprintorsetwidth(v, user_from_uid(k->p_svuid, 0), mode); 669 } 670 671 void 672 gname(void *arg, VARENT *ve, int mode) 673 { 674 struct kinfo_proc2 *k; 675 VAR *v; 676 677 k = arg; 678 v = ve->var; 679 strprintorsetwidth(v, group_from_gid(k->p_gid, 0), mode); 680 } 681 682 void 683 rgname(void *arg, VARENT *ve, int mode) 684 { 685 struct kinfo_proc2 *k; 686 VAR *v; 687 688 k = arg; 689 v = ve->var; 690 strprintorsetwidth(v, group_from_gid(k->p_rgid, 0), mode); 691 } 692 693 void 694 svgname(void *arg, VARENT *ve, int mode) 695 { 696 struct kinfo_proc2 *k; 697 VAR *v; 698 699 k = arg; 700 v = ve->var; 701 strprintorsetwidth(v, group_from_gid(k->p_svgid, 0), mode); 702 } 703 704 void 705 tdev(void *arg, VARENT *ve, int mode) 706 { 707 struct kinfo_proc2 *k; 708 VAR *v; 709 dev_t dev; 710 char buff[16]; 711 712 k = arg; 713 v = ve->var; 714 dev = k->p_tdev; 715 if (dev == NODEV) { 716 if (mode == PRINTMODE) 717 (void)printf("%*s", v->width, "?"); 718 else 719 if (v->width < 2) 720 v->width = 2; 721 } else { 722 (void)snprintf(buff, sizeof(buff), 723 "%d/%d", major(dev), minor(dev)); 724 strprintorsetwidth(v, buff, mode); 725 } 726 } 727 728 void 729 tname(void *arg, VARENT *ve, int mode) 730 { 731 struct kinfo_proc2 *k; 732 VAR *v; 733 dev_t dev; 734 const char *ttname; 735 int noctty; 736 737 k = arg; 738 v = ve->var; 739 dev = k->p_tdev; 740 if (dev == NODEV || (ttname = devname(dev, S_IFCHR)) == NULL) { 741 if (mode == PRINTMODE) 742 (void)printf("%-*s", v->width, "?"); 743 else 744 if (v->width < 2) 745 v->width = 2; 746 } else { 747 noctty = !(k->p_eflag & EPROC_CTTY) ? 1 : 0; 748 if (mode == WIDTHMODE) { 749 int fmtlen; 750 751 fmtlen = strlen(ttname) + noctty; 752 if (v->width < fmtlen) 753 v->width = fmtlen; 754 } else { 755 if (noctty) 756 (void)printf("%-*s-", v->width - 1, ttname); 757 else 758 (void)printf("%-*s", v->width, ttname); 759 } 760 } 761 } 762 763 void 764 longtname(void *arg, VARENT *ve, int mode) 765 { 766 struct kinfo_proc2 *k; 767 VAR *v; 768 dev_t dev; 769 const char *ttname; 770 771 k = arg; 772 v = ve->var; 773 dev = k->p_tdev; 774 if (dev == NODEV || (ttname = devname(dev, S_IFCHR)) == NULL) { 775 if (mode == PRINTMODE) 776 (void)printf("%-*s", v->width, "?"); 777 else 778 if (v->width < 2) 779 v->width = 2; 780 } else { 781 strprintorsetwidth(v, ttname, mode); 782 } 783 } 784 785 void 786 started(void *arg, VARENT *ve, int mode) 787 { 788 struct kinfo_proc2 *k; 789 VAR *v; 790 time_t startt; 791 struct tm *tp; 792 char buf[100], *cp; 793 794 k = arg; 795 v = ve->var; 796 if (!k->p_uvalid) { 797 if (mode == PRINTMODE) 798 (void)printf("%*s", v->width, "-"); 799 return; 800 } 801 802 startt = k->p_ustart_sec; 803 tp = localtime(&startt); 804 if (now == 0) 805 (void)time(&now); 806 if (now - k->p_ustart_sec < SECSPERDAY) 807 /* I *hate* SCCS... */ 808 (void)strftime(buf, sizeof(buf) - 1, "%l:%" "M%p", tp); 809 else if (now - k->p_ustart_sec < DAYSPERWEEK * SECSPERDAY) 810 /* I *hate* SCCS... */ 811 (void)strftime(buf, sizeof(buf) - 1, "%a%" "I%p", tp); 812 else 813 (void)strftime(buf, sizeof(buf) - 1, "%e%b%y", tp); 814 /* %e and %l can start with a space. */ 815 cp = buf; 816 if (*cp == ' ') 817 cp++; 818 strprintorsetwidth(v, cp, mode); 819 } 820 821 void 822 lstarted(void *arg, VARENT *ve, int mode) 823 { 824 struct kinfo_proc2 *k; 825 VAR *v; 826 time_t startt; 827 char buf[100]; 828 829 k = arg; 830 v = ve->var; 831 if (!k->p_uvalid) { 832 /* 833 * Minimum width is less than header - we don't 834 * need to check it every time. 835 */ 836 if (mode == PRINTMODE) 837 (void)printf("%*s", v->width, "-"); 838 return; 839 } 840 startt = k->p_ustart_sec; 841 842 /* assume all times are the same length */ 843 if (mode != WIDTHMODE || v->width == 0) { 844 (void)strftime(buf, sizeof(buf) -1, "%c", 845 localtime(&startt)); 846 strprintorsetwidth(v, buf, mode); 847 } 848 } 849 850 void 851 elapsed(void *arg, VARENT *ve, int mode) 852 { 853 struct kinfo_proc2 *k; 854 VAR *v; 855 int32_t origseconds, secs, mins, hours, days; 856 int fmtlen, printed_something; 857 858 k = arg; 859 v = ve->var; 860 if (k->p_uvalid == 0) { 861 origseconds = 0; 862 } else { 863 if (now == 0) 864 (void)time(&now); 865 origseconds = now - k->p_ustart_sec; 866 if (origseconds < 0) { 867 /* 868 * Don't try to be fancy if the machine's 869 * clock has been rewound to before the 870 * process "started". 871 */ 872 origseconds = 0; 873 } 874 } 875 876 secs = origseconds; 877 mins = secs / SECSPERMIN; 878 secs %= SECSPERMIN; 879 hours = mins / MINSPERHOUR; 880 mins %= MINSPERHOUR; 881 days = hours / HOURSPERDAY; 882 hours %= HOURSPERDAY; 883 884 if (mode == WIDTHMODE) { 885 if (origseconds == 0) 886 /* non-zero so fmtlen is calculated at least once */ 887 origseconds = 1; 888 889 if (origseconds > v->longestp) { 890 v->longestp = origseconds; 891 892 if (days > 0) { 893 /* +9 for "-hh:mm:ss" */ 894 fmtlen = iwidth(days) + 9; 895 } else if (hours > 0) { 896 /* +6 for "mm:ss" */ 897 fmtlen = iwidth(hours) + 6; 898 } else { 899 /* +3 for ":ss" */ 900 fmtlen = iwidth(mins) + 3; 901 } 902 903 if (fmtlen > v->width) 904 v->width = fmtlen; 905 } 906 } else { 907 printed_something = 0; 908 fmtlen = v->width; 909 910 if (days > 0) { 911 (void)printf("%*d", fmtlen - 9, days); 912 printed_something = 1; 913 } else if (fmtlen > 9) { 914 (void)printf("%*s", fmtlen - 9, ""); 915 } 916 if (fmtlen > 9) 917 fmtlen = 9; 918 919 if (printed_something) { 920 (void)printf("-%.*d", fmtlen - 7, hours); 921 printed_something = 1; 922 } else if (hours > 0) { 923 (void)printf("%*d", fmtlen - 6, hours); 924 printed_something = 1; 925 } else if (fmtlen > 6) { 926 (void)printf("%*s", fmtlen - 6, ""); 927 } 928 if (fmtlen > 6) 929 fmtlen = 6; 930 931 /* Don't need to set fmtlen or printed_something any more... */ 932 if (printed_something) { 933 (void)printf(":%.*d", fmtlen - 4, mins); 934 } else if (mins > 0) { 935 (void)printf("%*d", fmtlen - 3, mins); 936 } else if (fmtlen > 3) { 937 (void)printf("%*s", fmtlen - 3, "0"); 938 } 939 940 (void)printf(":%.2d", secs); 941 } 942 } 943 944 void 945 wchan(void *arg, VARENT *ve, int mode) 946 { 947 struct kinfo_lwp *l; 948 VAR *v; 949 char *buf; 950 951 l = arg; 952 v = ve->var; 953 if (l->l_wchan) { 954 if (l->l_wmesg) { 955 strprintorsetwidth(v, l->l_wmesg, mode); 956 v->width = min(v->width, KI_WMESGLEN); 957 } else { 958 (void)asprintf(&buf, "%-*" PRIx64, v->width, 959 l->l_wchan); 960 if (buf == NULL) 961 err(1, "%s", ""); 962 strprintorsetwidth(v, buf, mode); 963 v->width = min(v->width, KI_WMESGLEN); 964 free(buf); 965 } 966 } else { 967 if (mode == PRINTMODE) 968 (void)printf("%-*s", v->width, "-"); 969 } 970 } 971 972 #define pgtok(a) (((a)*getpagesize())/1024) 973 974 void 975 vsize(void *arg, VARENT *ve, int mode) 976 { 977 struct kinfo_proc2 *k; 978 VAR *v; 979 980 k = arg; 981 v = ve->var; 982 intprintorsetwidth(v, 983 pgtok(k->p_vm_dsize + k->p_vm_ssize + k->p_vm_tsize), mode); 984 } 985 986 void 987 rssize(void *arg, VARENT *ve, int mode) 988 { 989 struct kinfo_proc2 *k; 990 VAR *v; 991 992 k = arg; 993 v = ve->var; 994 /* XXX don't have info about shared */ 995 intprintorsetwidth(v, pgtok(k->p_vm_rssize), mode); 996 } 997 998 void 999 p_rssize(void *arg, VARENT *ve, int mode) /* doesn't account for text */ 1000 { 1001 struct kinfo_proc2 *k; 1002 VAR *v; 1003 1004 k = arg; 1005 v = ve->var; 1006 intprintorsetwidth(v, pgtok(k->p_vm_rssize), mode); 1007 } 1008 1009 void 1010 cputime(void *arg, VARENT *ve, int mode) 1011 { 1012 struct kinfo_proc2 *k; 1013 VAR *v; 1014 int32_t secs; 1015 int32_t psecs; /* "parts" of a second. first micro, then centi */ 1016 int fmtlen; 1017 1018 k = arg; 1019 v = ve->var; 1020 1021 /* 1022 * This counts time spent handling interrupts. We could 1023 * fix this, but it is not 100% trivial (and interrupt 1024 * time fractions only work on the sparc anyway). XXX 1025 */ 1026 secs = k->p_rtime_sec; 1027 psecs = k->p_rtime_usec; 1028 if (sumrusage) { 1029 secs += k->p_uctime_sec; 1030 psecs += k->p_uctime_usec; 1031 } 1032 /* 1033 * round and scale to 100's 1034 */ 1035 psecs = (psecs + 5000) / 10000; 1036 secs += psecs / 100; 1037 psecs = psecs % 100; 1038 1039 if (mode == WIDTHMODE) { 1040 /* 1041 * Ugg, this is the only field where a value of 0 is longer 1042 * than the column title. 1043 * Use SECSPERMIN, because secs is divided by that when 1044 * passed to iwidth(). 1045 */ 1046 if (secs == 0) 1047 secs = SECSPERMIN; 1048 1049 if (secs > v->longestp) { 1050 v->longestp = secs; 1051 /* "+6" for the ":%02ld.%02ld" in the printf() below */ 1052 fmtlen = iwidth(secs / SECSPERMIN) + 6; 1053 if (fmtlen > v->width) 1054 v->width = fmtlen; 1055 } 1056 } else { 1057 (void)printf("%*ld:%02ld.%02ld", v->width - 6, 1058 (long)(secs / SECSPERMIN), (long)(secs % SECSPERMIN), 1059 (long)psecs); 1060 } 1061 } 1062 1063 double 1064 getpcpu(k) 1065 const struct kinfo_proc2 *k; 1066 { 1067 static int failure; 1068 1069 if (!nlistread) 1070 failure = (kd) ? donlist() : 1; 1071 if (failure) 1072 return (0.0); 1073 1074 #define fxtofl(fixpt) ((double)(fixpt) / fscale) 1075 1076 /* XXX - I don't like this */ 1077 if (k->p_swtime == 0 || (k->p_flag & L_INMEM) == 0 || 1078 k->p_realstat == SZOMB) 1079 return (0.0); 1080 if (rawcpu) 1081 return (100.0 * fxtofl(k->p_pctcpu)); 1082 return (100.0 * fxtofl(k->p_pctcpu) / 1083 (1.0 - exp(k->p_swtime * log(ccpu)))); 1084 } 1085 1086 void 1087 pcpu(void *arg, VARENT *ve, int mode) 1088 { 1089 struct kinfo_proc2 *k; 1090 VAR *v; 1091 1092 k = arg; 1093 v = ve->var; 1094 doubleprintorsetwidth(v, getpcpu(k), 1, mode); 1095 } 1096 1097 double 1098 getpmem(k) 1099 const struct kinfo_proc2 *k; 1100 { 1101 static int failure; 1102 double fracmem; 1103 int szptudot; 1104 1105 if (!nlistread) 1106 failure = (kd) ? donlist() : 1; 1107 if (failure) 1108 return (0.0); 1109 1110 if ((k->p_flag & L_INMEM) == 0) 1111 return (0.0); 1112 /* XXX want pmap ptpages, segtab, etc. (per architecture) */ 1113 szptudot = uspace/getpagesize(); 1114 /* XXX don't have info about shared */ 1115 fracmem = ((float)k->p_vm_rssize + szptudot)/mempages; 1116 return (100.0 * fracmem); 1117 } 1118 1119 void 1120 pmem(void *arg, VARENT *ve, int mode) 1121 { 1122 struct kinfo_proc2 *k; 1123 VAR *v; 1124 1125 k = arg; 1126 v = ve->var; 1127 doubleprintorsetwidth(v, getpmem(k), 1, mode); 1128 } 1129 1130 void 1131 pagein(void *arg, VARENT *ve, int mode) 1132 { 1133 struct kinfo_proc2 *k; 1134 VAR *v; 1135 1136 k = arg; 1137 v = ve->var; 1138 intprintorsetwidth(v, k->p_uvalid ? k->p_uru_majflt : 0, mode); 1139 } 1140 1141 void 1142 maxrss(void *arg, VARENT *ve, int mode) 1143 { 1144 VAR *v; 1145 1146 v = ve->var; 1147 /* No need to check width! */ 1148 if (mode == PRINTMODE) 1149 (void)printf("%*s", v->width, "-"); 1150 } 1151 1152 void 1153 tsize(void *arg, VARENT *ve, int mode) 1154 { 1155 struct kinfo_proc2 *k; 1156 VAR *v; 1157 1158 k = arg; 1159 v = ve->var; 1160 intprintorsetwidth(v, pgtok(k->p_vm_tsize), mode); 1161 } 1162 1163 /* 1164 * Generic output routines. Print fields from various prototype 1165 * structures. 1166 */ 1167 static void 1168 printval(bp, v, mode) 1169 void *bp; 1170 VAR *v; 1171 int mode; 1172 { 1173 static char ofmt[32] = "%"; 1174 int width, vok, fmtlen; 1175 const char *fcp; 1176 char *cp; 1177 int64_t val; 1178 u_int64_t uval; 1179 1180 val = 0; /* XXXGCC -Wuninitialized [hpcarm] */ 1181 uval = 0; /* XXXGCC -Wuninitialized [hpcarm] */ 1182 1183 /* 1184 * Note that the "INF127" check is nonsensical for types 1185 * that are or can be signed. 1186 */ 1187 #define GET(type) (*(type *)bp) 1188 #define CHK_INF127(n) (((n) > 127) && (v->flag & INF127) ? 127 : (n)) 1189 1190 #define VSIGN 1 1191 #define VUNSIGN 2 1192 #define VPTR 3 1193 1194 if (mode == WIDTHMODE) { 1195 vok = 0; 1196 switch (v->type) { 1197 case CHAR: 1198 val = GET(char); 1199 vok = VSIGN; 1200 break; 1201 case UCHAR: 1202 uval = CHK_INF127(GET(u_char)); 1203 vok = VUNSIGN; 1204 break; 1205 case SHORT: 1206 val = GET(short); 1207 vok = VSIGN; 1208 break; 1209 case USHORT: 1210 uval = CHK_INF127(GET(u_short)); 1211 vok = VUNSIGN; 1212 break; 1213 case INT32: 1214 val = GET(int32_t); 1215 vok = VSIGN; 1216 break; 1217 case INT: 1218 val = GET(int); 1219 vok = VSIGN; 1220 break; 1221 case UINT: 1222 case UINT32: 1223 uval = CHK_INF127(GET(u_int)); 1224 vok = VUNSIGN; 1225 break; 1226 case LONG: 1227 val = GET(long); 1228 vok = VSIGN; 1229 break; 1230 case ULONG: 1231 uval = CHK_INF127(GET(u_long)); 1232 vok = VUNSIGN; 1233 break; 1234 case KPTR: 1235 uval = GET(u_int64_t); 1236 vok = VPTR; 1237 break; 1238 case KPTR24: 1239 uval = GET(u_int64_t); 1240 uval &= 0xffffff; 1241 vok = VPTR; 1242 break; 1243 case INT64: 1244 val = GET(int64_t); 1245 vok = VSIGN; 1246 break; 1247 case UINT64: 1248 uval = CHK_INF127(GET(u_int64_t)); 1249 vok = VUNSIGN; 1250 break; 1251 1252 case SIGLIST: 1253 default: 1254 /* nothing... */; 1255 } 1256 switch (vok) { 1257 case VSIGN: 1258 if (val < 0 && val < v->longestn) { 1259 v->longestn = val; 1260 fmtlen = iwidth(-val) + 1; 1261 if (fmtlen > v->width) 1262 v->width = fmtlen; 1263 } else if (val > 0 && val > v->longestp) { 1264 v->longestp = val; 1265 fmtlen = iwidth(val); 1266 if (fmtlen > v->width) 1267 v->width = fmtlen; 1268 } 1269 return; 1270 case VUNSIGN: 1271 if (uval > v->longestu) { 1272 v->longestu = uval; 1273 v->width = iwidth(uval); 1274 } 1275 return; 1276 case VPTR: 1277 fmtlen = 0; 1278 while (uval > 0) { 1279 uval >>= 4; 1280 fmtlen++; 1281 } 1282 if (fmtlen > v->width) 1283 v->width = fmtlen; 1284 return; 1285 } 1286 } 1287 1288 width = v->width; 1289 cp = ofmt + 1; 1290 fcp = v->fmt; 1291 if (v->flag & LJUST) 1292 *cp++ = '-'; 1293 *cp++ = '*'; 1294 while ((*cp++ = *fcp++) != '\0') 1295 continue; 1296 1297 switch (v->type) { 1298 case CHAR: 1299 (void)printf(ofmt, width, GET(char)); 1300 return; 1301 case UCHAR: 1302 (void)printf(ofmt, width, CHK_INF127(GET(u_char))); 1303 return; 1304 case SHORT: 1305 (void)printf(ofmt, width, GET(short)); 1306 return; 1307 case USHORT: 1308 (void)printf(ofmt, width, CHK_INF127(GET(u_short))); 1309 return; 1310 case INT: 1311 (void)printf(ofmt, width, GET(int)); 1312 return; 1313 case UINT: 1314 (void)printf(ofmt, width, CHK_INF127(GET(u_int))); 1315 return; 1316 case LONG: 1317 (void)printf(ofmt, width, GET(long)); 1318 return; 1319 case ULONG: 1320 (void)printf(ofmt, width, CHK_INF127(GET(u_long))); 1321 return; 1322 case KPTR: 1323 (void)printf(ofmt, width, GET(u_int64_t)); 1324 return; 1325 case KPTR24: 1326 (void)printf(ofmt, width, GET(u_int64_t) & 0xffffff); 1327 return; 1328 case INT32: 1329 (void)printf(ofmt, width, GET(int32_t)); 1330 return; 1331 case UINT32: 1332 (void)printf(ofmt, width, CHK_INF127(GET(u_int32_t))); 1333 return; 1334 case SIGLIST: 1335 { 1336 sigset_t *s = (sigset_t *)(void *)bp; 1337 size_t i; 1338 #define SIGSETSIZE (sizeof(s->__bits) / sizeof(s->__bits[0])) 1339 char buf[SIGSETSIZE * 8 + 1]; 1340 1341 for (i = 0; i < SIGSETSIZE; i++) 1342 (void)snprintf(&buf[i * 8], 9, "%.8x", 1343 s->__bits[(SIGSETSIZE - 1) - i]); 1344 1345 /* Skip leading zeroes */ 1346 for (i = 0; buf[i] == '0'; i++) 1347 continue; 1348 1349 if (buf[i] == '\0') 1350 i--; 1351 strprintorsetwidth(v, buf + i, mode); 1352 #undef SIGSETSIZE 1353 } 1354 return; 1355 case INT64: 1356 (void)printf(ofmt, width, GET(int64_t)); 1357 return; 1358 case UINT64: 1359 (void)printf(ofmt, width, CHK_INF127(GET(u_int64_t))); 1360 return; 1361 default: 1362 errx(1, "unknown type %d", v->type); 1363 } 1364 #undef GET 1365 #undef CHK_INF127 1366 } 1367 1368 void 1369 pvar(void *arg, VARENT *ve, int mode) 1370 { 1371 VAR *v; 1372 1373 v = ve->var; 1374 if (v->flag & UAREA && !((struct kinfo_proc2 *)arg)->p_uvalid) { 1375 if (mode == PRINTMODE) 1376 (void)printf("%*s", v->width, "-"); 1377 return; 1378 } 1379 1380 (void)printval((char *)arg + v->off, v, mode); 1381 } 1382 1383 void 1384 putimeval(void *arg, VARENT *ve, int mode) 1385 { 1386 VAR *v = ve->var; 1387 struct kinfo_proc2 *k = arg; 1388 ulong secs = *(uint32_t *)((char *)arg + v->off); 1389 ulong usec = *(uint32_t *)((char *)arg + v->off + sizeof (uint32_t)); 1390 int fmtlen; 1391 1392 if (!k->p_uvalid) { 1393 if (mode == PRINTMODE) 1394 (void)printf("%*s", v->width, "-"); 1395 return; 1396 } 1397 1398 if (mode == WIDTHMODE) { 1399 if (secs == 0) 1400 /* non-zero so fmtlen is calculated at least once */ 1401 secs = 1; 1402 if (secs > v->longestu) { 1403 v->longestu = secs; 1404 if (secs <= 999) 1405 /* sss.ssssss */ 1406 fmtlen = iwidth(secs) + 6 + 1; 1407 else 1408 /* hh:mm:ss.ss */ 1409 fmtlen = iwidth((secs + 1) / SECSPERHOUR) 1410 + 2 + 1 + 2 + 1 + 2 + 1; 1411 if (fmtlen > v->width) 1412 v->width = fmtlen; 1413 } 1414 return; 1415 } 1416 1417 if (secs < 999) 1418 (void)printf( "%*lu.%.6lu", v->width - 6 - 1, secs, usec); 1419 else { 1420 uint h, m; 1421 usec += 5000; 1422 if (usec >= 1000000) { 1423 usec -= 1000000; 1424 secs++; 1425 } 1426 m = secs / SECSPERMIN; 1427 secs -= m * SECSPERMIN; 1428 h = m / MINSPERHOUR; 1429 m -= h * MINSPERHOUR; 1430 (void)printf( "%*u:%.2u:%.2lu.%.2lu", v->width - 9, h, m, secs, 1431 usec / 10000u ); 1432 } 1433 } 1434 1435 void 1436 lname(void *arg, VARENT *ve, int mode) 1437 { 1438 struct kinfo_lwp *l; 1439 VAR *v; 1440 1441 l = arg; 1442 v = ve->var; 1443 if (l->l_name && l->l_name[0] != '\0') { 1444 strprintorsetwidth(v, l->l_name, mode); 1445 v->width = min(v->width, KI_LNAMELEN); 1446 } else { 1447 if (mode == PRINTMODE) 1448 (void)printf("%-*s", v->width, "-"); 1449 } 1450 } 1451
Indexes created Thu Oct 02 01:09:59 GMT 2025