print.c revision 1.96.2.1
1 /* $NetBSD: print.c,v 1.96.2.1 2007/07/30 12:47:55 liamjfoy Exp $ */ 2 3 /* 4 * Copyright (c) 2000 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 1.96.2.1 2007/07/30 12:47:55 liamjfoy 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 case LSDEAD: 516 *cp = 'Z'; 517 is_zombie = 1; 518 break; 519 520 case LSSUSPENDED: 521 *cp = 'U'; 522 break; 523 524 default: 525 *cp = '?'; 526 } 527 cp++; 528 if (flag & L_INMEM) { 529 } else 530 *cp++ = 'W'; 531 if (k->p_nice < NZERO) 532 *cp++ = '<'; 533 else if (k->p_nice > NZERO) 534 *cp++ = 'N'; 535 if (flag & P_TRACED) 536 *cp++ = 'X'; 537 if (flag & P_SYSTRACE) 538 *cp++ = 'x'; 539 if (flag & P_WEXIT && !is_zombie) 540 *cp++ = 'E'; 541 if (flag & P_PPWAIT) 542 *cp++ = 'V'; 543 if (flag & P_SYSTEM) 544 *cp++ = 'K'; 545 /* system process might have this too, don't need to double up */ 546 else if (k->p_holdcnt) 547 *cp++ = 'L'; 548 if (k->p_eflag & EPROC_SLEADER) 549 *cp++ = 's'; 550 if (flag & P_SA) 551 *cp++ = 'a'; 552 else if (k->p_nlwps > 1) 553 *cp++ = 'l'; 554 if ((flag & P_CONTROLT) && k->p__pgid == k->p_tpgid) 555 *cp++ = '+'; 556 *cp = '\0'; 557 strprintorsetwidth(v, buf, mode); 558 } 559 560 void 561 lstate(void *arg, VARENT *ve, int mode) 562 { 563 struct kinfo_lwp *k; 564 int flag, is_zombie; 565 char *cp; 566 VAR *v; 567 char buf[16]; 568 569 k = arg; 570 is_zombie = 0; 571 v = ve->var; 572 flag = k->l_flag; 573 cp = buf; 574 575 switch (k->l_stat) { 576 577 case LSSTOP: 578 *cp = 'T'; 579 break; 580 581 case LSSLEEP: 582 if (flag & L_SINTR) /* interruptible (long) */ 583 *cp = k->l_slptime >= maxslp ? 'I' : 'S'; 584 else 585 *cp = 'D'; 586 break; 587 588 case LSRUN: 589 case LSIDL: 590 case LSONPROC: 591 *cp = 'R'; 592 break; 593 594 case LSZOMB: 595 case LSDEAD: 596 *cp = 'Z'; 597 is_zombie = 1; 598 break; 599 600 case LSSUSPENDED: 601 *cp = 'U'; 602 break; 603 604 default: 605 *cp = '?'; 606 } 607 cp++; 608 if (flag & L_INMEM) { 609 } else 610 *cp++ = 'W'; 611 if (k->l_holdcnt) 612 *cp++ = 'L'; 613 if (flag & L_DETACHED) 614 *cp++ = '-'; 615 *cp = '\0'; 616 strprintorsetwidth(v, buf, mode); 617 } 618 619 void 620 pnice(void *arg, VARENT *ve, int mode) 621 { 622 struct kinfo_proc2 *k; 623 VAR *v; 624 625 k = arg; 626 v = ve->var; 627 intprintorsetwidth(v, k->p_nice - NZERO, mode); 628 } 629 630 void 631 pri(void *arg, VARENT *ve, int mode) 632 { 633 struct kinfo_lwp *l; 634 VAR *v; 635 636 l = arg; 637 v = ve->var; 638 intprintorsetwidth(v, l->l_priority - PZERO, mode); 639 } 640 641 void 642 uname(void *arg, VARENT *ve, int mode) 643 { 644 struct kinfo_proc2 *k; 645 VAR *v; 646 647 k = arg; 648 v = ve->var; 649 strprintorsetwidth(v, user_from_uid(k->p_uid, 0), mode); 650 } 651 652 void 653 runame(void *arg, VARENT *ve, int mode) 654 { 655 struct kinfo_proc2 *k; 656 VAR *v; 657 658 k = arg; 659 v = ve->var; 660 strprintorsetwidth(v, user_from_uid(k->p_ruid, 0), mode); 661 } 662 663 void 664 svuname(void *arg, VARENT *ve, int mode) 665 { 666 struct kinfo_proc2 *k; 667 VAR *v; 668 669 k = arg; 670 v = ve->var; 671 strprintorsetwidth(v, user_from_uid(k->p_svuid, 0), mode); 672 } 673 674 void 675 gname(void *arg, VARENT *ve, int mode) 676 { 677 struct kinfo_proc2 *k; 678 VAR *v; 679 680 k = arg; 681 v = ve->var; 682 strprintorsetwidth(v, group_from_gid(k->p_gid, 0), mode); 683 } 684 685 void 686 rgname(void *arg, VARENT *ve, int mode) 687 { 688 struct kinfo_proc2 *k; 689 VAR *v; 690 691 k = arg; 692 v = ve->var; 693 strprintorsetwidth(v, group_from_gid(k->p_rgid, 0), mode); 694 } 695 696 void 697 svgname(void *arg, VARENT *ve, int mode) 698 { 699 struct kinfo_proc2 *k; 700 VAR *v; 701 702 k = arg; 703 v = ve->var; 704 strprintorsetwidth(v, group_from_gid(k->p_svgid, 0), mode); 705 } 706 707 void 708 tdev(void *arg, VARENT *ve, int mode) 709 { 710 struct kinfo_proc2 *k; 711 VAR *v; 712 dev_t dev; 713 char buff[16]; 714 715 k = arg; 716 v = ve->var; 717 dev = k->p_tdev; 718 if (dev == NODEV) { 719 if (mode == PRINTMODE) 720 (void)printf("%*s", v->width, "?"); 721 else 722 if (v->width < 2) 723 v->width = 2; 724 } else { 725 (void)snprintf(buff, sizeof(buff), 726 "%d/%d", major(dev), minor(dev)); 727 strprintorsetwidth(v, buff, mode); 728 } 729 } 730 731 void 732 tname(void *arg, VARENT *ve, int mode) 733 { 734 struct kinfo_proc2 *k; 735 VAR *v; 736 dev_t dev; 737 const char *ttname; 738 int noctty; 739 740 k = arg; 741 v = ve->var; 742 dev = k->p_tdev; 743 if (dev == NODEV || (ttname = devname(dev, S_IFCHR)) == NULL) { 744 if (mode == PRINTMODE) 745 (void)printf("%-*s", v->width, "?"); 746 else 747 if (v->width < 2) 748 v->width = 2; 749 } else { 750 noctty = !(k->p_eflag & EPROC_CTTY) ? 1 : 0; 751 if (mode == WIDTHMODE) { 752 int fmtlen; 753 754 fmtlen = strlen(ttname) + noctty; 755 if (v->width < fmtlen) 756 v->width = fmtlen; 757 } else { 758 if (noctty) 759 (void)printf("%-*s-", v->width - 1, ttname); 760 else 761 (void)printf("%-*s", v->width, ttname); 762 } 763 } 764 } 765 766 void 767 longtname(void *arg, VARENT *ve, int mode) 768 { 769 struct kinfo_proc2 *k; 770 VAR *v; 771 dev_t dev; 772 const char *ttname; 773 774 k = arg; 775 v = ve->var; 776 dev = k->p_tdev; 777 if (dev == NODEV || (ttname = devname(dev, S_IFCHR)) == NULL) { 778 if (mode == PRINTMODE) 779 (void)printf("%-*s", v->width, "?"); 780 else 781 if (v->width < 2) 782 v->width = 2; 783 } else { 784 strprintorsetwidth(v, ttname, mode); 785 } 786 } 787 788 void 789 started(void *arg, VARENT *ve, int mode) 790 { 791 struct kinfo_proc2 *k; 792 VAR *v; 793 time_t startt; 794 struct tm *tp; 795 char buf[100], *cp; 796 797 k = arg; 798 v = ve->var; 799 if (!k->p_uvalid) { 800 if (mode == PRINTMODE) 801 (void)printf("%*s", v->width, "-"); 802 return; 803 } 804 805 startt = k->p_ustart_sec; 806 tp = localtime(&startt); 807 if (now == 0) 808 (void)time(&now); 809 if (now - k->p_ustart_sec < SECSPERDAY) 810 /* I *hate* SCCS... */ 811 (void)strftime(buf, sizeof(buf) - 1, "%l:%" "M%p", tp); 812 else if (now - k->p_ustart_sec < DAYSPERWEEK * SECSPERDAY) 813 /* I *hate* SCCS... */ 814 (void)strftime(buf, sizeof(buf) - 1, "%a%" "I%p", tp); 815 else 816 (void)strftime(buf, sizeof(buf) - 1, "%e%b%y", tp); 817 /* %e and %l can start with a space. */ 818 cp = buf; 819 if (*cp == ' ') 820 cp++; 821 strprintorsetwidth(v, cp, mode); 822 } 823 824 void 825 lstarted(void *arg, VARENT *ve, int mode) 826 { 827 struct kinfo_proc2 *k; 828 VAR *v; 829 time_t startt; 830 char buf[100]; 831 832 k = arg; 833 v = ve->var; 834 if (!k->p_uvalid) { 835 /* 836 * Minimum width is less than header - we don't 837 * need to check it every time. 838 */ 839 if (mode == PRINTMODE) 840 (void)printf("%*s", v->width, "-"); 841 return; 842 } 843 startt = k->p_ustart_sec; 844 845 /* assume all times are the same length */ 846 if (mode != WIDTHMODE || v->width == 0) { 847 (void)strftime(buf, sizeof(buf) -1, "%c", 848 localtime(&startt)); 849 strprintorsetwidth(v, buf, mode); 850 } 851 } 852 853 void 854 elapsed(void *arg, VARENT *ve, int mode) 855 { 856 struct kinfo_proc2 *k; 857 VAR *v; 858 int32_t origseconds, secs, mins, hours, days; 859 int fmtlen, printed_something; 860 861 k = arg; 862 v = ve->var; 863 if (k->p_uvalid == 0) { 864 origseconds = 0; 865 } else { 866 if (now == 0) 867 (void)time(&now); 868 origseconds = now - k->p_ustart_sec; 869 if (origseconds < 0) { 870 /* 871 * Don't try to be fancy if the machine's 872 * clock has been rewound to before the 873 * process "started". 874 */ 875 origseconds = 0; 876 } 877 } 878 879 secs = origseconds; 880 mins = secs / SECSPERMIN; 881 secs %= SECSPERMIN; 882 hours = mins / MINSPERHOUR; 883 mins %= MINSPERHOUR; 884 days = hours / HOURSPERDAY; 885 hours %= HOURSPERDAY; 886 887 if (mode == WIDTHMODE) { 888 if (origseconds == 0) 889 /* non-zero so fmtlen is calculated at least once */ 890 origseconds = 1; 891 892 if (origseconds > v->longestp) { 893 v->longestp = origseconds; 894 895 if (days > 0) { 896 /* +9 for "-hh:mm:ss" */ 897 fmtlen = iwidth(days) + 9; 898 } else if (hours > 0) { 899 /* +6 for "mm:ss" */ 900 fmtlen = iwidth(hours) + 6; 901 } else { 902 /* +3 for ":ss" */ 903 fmtlen = iwidth(mins) + 3; 904 } 905 906 if (fmtlen > v->width) 907 v->width = fmtlen; 908 } 909 } else { 910 printed_something = 0; 911 fmtlen = v->width; 912 913 if (days > 0) { 914 (void)printf("%*d", fmtlen - 9, days); 915 printed_something = 1; 916 } else if (fmtlen > 9) { 917 (void)printf("%*s", fmtlen - 9, ""); 918 } 919 if (fmtlen > 9) 920 fmtlen = 9; 921 922 if (printed_something) { 923 (void)printf("-%.*d", fmtlen - 7, hours); 924 printed_something = 1; 925 } else if (hours > 0) { 926 (void)printf("%*d", fmtlen - 6, hours); 927 printed_something = 1; 928 } else if (fmtlen > 6) { 929 (void)printf("%*s", fmtlen - 6, ""); 930 } 931 if (fmtlen > 6) 932 fmtlen = 6; 933 934 /* Don't need to set fmtlen or printed_something any more... */ 935 if (printed_something) { 936 (void)printf(":%.*d", fmtlen - 4, mins); 937 } else if (mins > 0) { 938 (void)printf("%*d", fmtlen - 3, mins); 939 } else if (fmtlen > 3) { 940 (void)printf("%*s", fmtlen - 3, "0"); 941 } 942 943 (void)printf(":%.2d", secs); 944 } 945 } 946 947 void 948 wchan(void *arg, VARENT *ve, int mode) 949 { 950 struct kinfo_lwp *l; 951 VAR *v; 952 char *buf; 953 954 l = arg; 955 v = ve->var; 956 if (l->l_wchan) { 957 if (l->l_wmesg) { 958 strprintorsetwidth(v, l->l_wmesg, mode); 959 v->width = min(v->width, KI_WMESGLEN); 960 } else { 961 (void)asprintf(&buf, "%-*" PRIx64, v->width, 962 l->l_wchan); 963 if (buf == NULL) 964 err(1, "%s", ""); 965 strprintorsetwidth(v, buf, mode); 966 v->width = min(v->width, KI_WMESGLEN); 967 free(buf); 968 } 969 } else { 970 if (mode == PRINTMODE) 971 (void)printf("%-*s", v->width, "-"); 972 } 973 } 974 975 #define pgtok(a) (((a)*getpagesize())/1024) 976 977 void 978 vsize(void *arg, VARENT *ve, int mode) 979 { 980 struct kinfo_proc2 *k; 981 VAR *v; 982 983 k = arg; 984 v = ve->var; 985 intprintorsetwidth(v, 986 pgtok(k->p_vm_dsize + k->p_vm_ssize + k->p_vm_tsize), mode); 987 } 988 989 void 990 rssize(void *arg, VARENT *ve, int mode) 991 { 992 struct kinfo_proc2 *k; 993 VAR *v; 994 995 k = arg; 996 v = ve->var; 997 /* XXX don't have info about shared */ 998 intprintorsetwidth(v, pgtok(k->p_vm_rssize), mode); 999 } 1000 1001 void 1002 p_rssize(void *arg, VARENT *ve, int mode) /* doesn't account for text */ 1003 { 1004 struct kinfo_proc2 *k; 1005 VAR *v; 1006 1007 k = arg; 1008 v = ve->var; 1009 intprintorsetwidth(v, pgtok(k->p_vm_rssize), mode); 1010 } 1011 1012 void 1013 cputime(void *arg, VARENT *ve, int mode) 1014 { 1015 struct kinfo_proc2 *k; 1016 VAR *v; 1017 int32_t secs; 1018 int32_t psecs; /* "parts" of a second. first micro, then centi */ 1019 int fmtlen; 1020 1021 k = arg; 1022 v = ve->var; 1023 1024 /* 1025 * This counts time spent handling interrupts. We could 1026 * fix this, but it is not 100% trivial (and interrupt 1027 * time fractions only work on the sparc anyway). XXX 1028 */ 1029 secs = k->p_rtime_sec; 1030 psecs = k->p_rtime_usec; 1031 if (sumrusage) { 1032 secs += k->p_uctime_sec; 1033 psecs += k->p_uctime_usec; 1034 } 1035 /* 1036 * round and scale to 100's 1037 */ 1038 psecs = (psecs + 5000) / 10000; 1039 secs += psecs / 100; 1040 psecs = psecs % 100; 1041 1042 if (mode == WIDTHMODE) { 1043 /* 1044 * Ugg, this is the only field where a value of 0 is longer 1045 * than the column title. 1046 * Use SECSPERMIN, because secs is divided by that when 1047 * passed to iwidth(). 1048 */ 1049 if (secs == 0) 1050 secs = SECSPERMIN; 1051 1052 if (secs > v->longestp) { 1053 v->longestp = secs; 1054 /* "+6" for the ":%02ld.%02ld" in the printf() below */ 1055 fmtlen = iwidth(secs / SECSPERMIN) + 6; 1056 if (fmtlen > v->width) 1057 v->width = fmtlen; 1058 } 1059 } else { 1060 (void)printf("%*ld:%02ld.%02ld", v->width - 6, 1061 (long)(secs / SECSPERMIN), (long)(secs % SECSPERMIN), 1062 (long)psecs); 1063 } 1064 } 1065 1066 double 1067 getpcpu(k) 1068 const struct kinfo_proc2 *k; 1069 { 1070 static int failure; 1071 1072 if (!nlistread) 1073 failure = (kd) ? donlist() : 1; 1074 if (failure) 1075 return (0.0); 1076 1077 #define fxtofl(fixpt) ((double)(fixpt) / fscale) 1078 1079 /* XXX - I don't like this */ 1080 if (k->p_swtime == 0 || (k->p_flag & L_INMEM) == 0 || 1081 k->p_realstat == SZOMB) 1082 return (0.0); 1083 if (rawcpu) 1084 return (100.0 * fxtofl(k->p_pctcpu)); 1085 return (100.0 * fxtofl(k->p_pctcpu) / 1086 (1.0 - exp(k->p_swtime * log(ccpu)))); 1087 } 1088 1089 void 1090 pcpu(void *arg, VARENT *ve, int mode) 1091 { 1092 struct kinfo_proc2 *k; 1093 VAR *v; 1094 1095 k = arg; 1096 v = ve->var; 1097 doubleprintorsetwidth(v, getpcpu(k), 1, mode); 1098 } 1099 1100 double 1101 getpmem(k) 1102 const struct kinfo_proc2 *k; 1103 { 1104 static int failure; 1105 double fracmem; 1106 int szptudot; 1107 1108 if (!nlistread) 1109 failure = (kd) ? donlist() : 1; 1110 if (failure) 1111 return (0.0); 1112 1113 if ((k->p_flag & L_INMEM) == 0) 1114 return (0.0); 1115 /* XXX want pmap ptpages, segtab, etc. (per architecture) */ 1116 szptudot = uspace/getpagesize(); 1117 /* XXX don't have info about shared */ 1118 fracmem = ((float)k->p_vm_rssize + szptudot)/mempages; 1119 return (100.0 * fracmem); 1120 } 1121 1122 void 1123 pmem(void *arg, VARENT *ve, int mode) 1124 { 1125 struct kinfo_proc2 *k; 1126 VAR *v; 1127 1128 k = arg; 1129 v = ve->var; 1130 doubleprintorsetwidth(v, getpmem(k), 1, mode); 1131 } 1132 1133 void 1134 pagein(void *arg, VARENT *ve, int mode) 1135 { 1136 struct kinfo_proc2 *k; 1137 VAR *v; 1138 1139 k = arg; 1140 v = ve->var; 1141 intprintorsetwidth(v, k->p_uvalid ? k->p_uru_majflt : 0, mode); 1142 } 1143 1144 void 1145 maxrss(void *arg, VARENT *ve, int mode) 1146 { 1147 VAR *v; 1148 1149 v = ve->var; 1150 /* No need to check width! */ 1151 if (mode == PRINTMODE) 1152 (void)printf("%*s", v->width, "-"); 1153 } 1154 1155 void 1156 tsize(void *arg, VARENT *ve, int mode) 1157 { 1158 struct kinfo_proc2 *k; 1159 VAR *v; 1160 1161 k = arg; 1162 v = ve->var; 1163 intprintorsetwidth(v, pgtok(k->p_vm_tsize), mode); 1164 } 1165 1166 /* 1167 * Generic output routines. Print fields from various prototype 1168 * structures. 1169 */ 1170 static void 1171 printval(bp, v, mode) 1172 void *bp; 1173 VAR *v; 1174 int mode; 1175 { 1176 static char ofmt[32] = "%"; 1177 int width, vok, fmtlen; 1178 const char *fcp; 1179 char *cp; 1180 int64_t val; 1181 u_int64_t uval; 1182 1183 val = 0; /* XXXGCC -Wuninitialized [hpcarm] */ 1184 uval = 0; /* XXXGCC -Wuninitialized [hpcarm] */ 1185 1186 /* 1187 * Note that the "INF127" check is nonsensical for types 1188 * that are or can be signed. 1189 */ 1190 #define GET(type) (*(type *)bp) 1191 #define CHK_INF127(n) (((n) > 127) && (v->flag & INF127) ? 127 : (n)) 1192 1193 #define VSIGN 1 1194 #define VUNSIGN 2 1195 #define VPTR 3 1196 1197 if (mode == WIDTHMODE) { 1198 vok = 0; 1199 switch (v->type) { 1200 case CHAR: 1201 val = GET(char); 1202 vok = VSIGN; 1203 break; 1204 case UCHAR: 1205 uval = CHK_INF127(GET(u_char)); 1206 vok = VUNSIGN; 1207 break; 1208 case SHORT: 1209 val = GET(short); 1210 vok = VSIGN; 1211 break; 1212 case USHORT: 1213 uval = CHK_INF127(GET(u_short)); 1214 vok = VUNSIGN; 1215 break; 1216 case INT32: 1217 val = GET(int32_t); 1218 vok = VSIGN; 1219 break; 1220 case INT: 1221 val = GET(int); 1222 vok = VSIGN; 1223 break; 1224 case UINT: 1225 case UINT32: 1226 uval = CHK_INF127(GET(u_int)); 1227 vok = VUNSIGN; 1228 break; 1229 case LONG: 1230 val = GET(long); 1231 vok = VSIGN; 1232 break; 1233 case ULONG: 1234 uval = CHK_INF127(GET(u_long)); 1235 vok = VUNSIGN; 1236 break; 1237 case KPTR: 1238 uval = GET(u_int64_t); 1239 vok = VPTR; 1240 break; 1241 case KPTR24: 1242 uval = GET(u_int64_t); 1243 uval &= 0xffffff; 1244 vok = VPTR; 1245 break; 1246 case INT64: 1247 val = GET(int64_t); 1248 vok = VSIGN; 1249 break; 1250 case UINT64: 1251 uval = CHK_INF127(GET(u_int64_t)); 1252 vok = VUNSIGN; 1253 break; 1254 1255 case SIGLIST: 1256 default: 1257 /* nothing... */; 1258 } 1259 switch (vok) { 1260 case VSIGN: 1261 if (val < 0 && val < v->longestn) { 1262 v->longestn = val; 1263 fmtlen = iwidth(-val) + 1; 1264 if (fmtlen > v->width) 1265 v->width = fmtlen; 1266 } else if (val > 0 && val > v->longestp) { 1267 v->longestp = val; 1268 fmtlen = iwidth(val); 1269 if (fmtlen > v->width) 1270 v->width = fmtlen; 1271 } 1272 return; 1273 case VUNSIGN: 1274 if (uval > v->longestu) { 1275 v->longestu = uval; 1276 v->width = iwidth(uval); 1277 } 1278 return; 1279 case VPTR: 1280 fmtlen = 0; 1281 while (uval > 0) { 1282 uval >>= 4; 1283 fmtlen++; 1284 } 1285 if (fmtlen > v->width) 1286 v->width = fmtlen; 1287 return; 1288 } 1289 } 1290 1291 width = v->width; 1292 cp = ofmt + 1; 1293 fcp = v->fmt; 1294 if (v->flag & LJUST) 1295 *cp++ = '-'; 1296 *cp++ = '*'; 1297 while ((*cp++ = *fcp++) != '\0') 1298 continue; 1299 1300 switch (v->type) { 1301 case CHAR: 1302 (void)printf(ofmt, width, GET(char)); 1303 return; 1304 case UCHAR: 1305 (void)printf(ofmt, width, CHK_INF127(GET(u_char))); 1306 return; 1307 case SHORT: 1308 (void)printf(ofmt, width, GET(short)); 1309 return; 1310 case USHORT: 1311 (void)printf(ofmt, width, CHK_INF127(GET(u_short))); 1312 return; 1313 case INT: 1314 (void)printf(ofmt, width, GET(int)); 1315 return; 1316 case UINT: 1317 (void)printf(ofmt, width, CHK_INF127(GET(u_int))); 1318 return; 1319 case LONG: 1320 (void)printf(ofmt, width, GET(long)); 1321 return; 1322 case ULONG: 1323 (void)printf(ofmt, width, CHK_INF127(GET(u_long))); 1324 return; 1325 case KPTR: 1326 (void)printf(ofmt, width, GET(u_int64_t)); 1327 return; 1328 case KPTR24: 1329 (void)printf(ofmt, width, GET(u_int64_t) & 0xffffff); 1330 return; 1331 case INT32: 1332 (void)printf(ofmt, width, GET(int32_t)); 1333 return; 1334 case UINT32: 1335 (void)printf(ofmt, width, CHK_INF127(GET(u_int32_t))); 1336 return; 1337 case SIGLIST: 1338 { 1339 sigset_t *s = (sigset_t *)(void *)bp; 1340 size_t i; 1341 #define SIGSETSIZE (sizeof(s->__bits) / sizeof(s->__bits[0])) 1342 char buf[SIGSETSIZE * 8 + 1]; 1343 1344 for (i = 0; i < SIGSETSIZE; i++) 1345 (void)snprintf(&buf[i * 8], 9, "%.8x", 1346 s->__bits[(SIGSETSIZE - 1) - i]); 1347 1348 /* Skip leading zeroes */ 1349 for (i = 0; buf[i] == '0'; i++) 1350 continue; 1351 1352 if (buf[i] == '\0') 1353 i--; 1354 strprintorsetwidth(v, buf + i, mode); 1355 #undef SIGSETSIZE 1356 } 1357 return; 1358 case INT64: 1359 (void)printf(ofmt, width, GET(int64_t)); 1360 return; 1361 case UINT64: 1362 (void)printf(ofmt, width, CHK_INF127(GET(u_int64_t))); 1363 return; 1364 default: 1365 errx(1, "unknown type %d", v->type); 1366 } 1367 #undef GET 1368 #undef CHK_INF127 1369 } 1370 1371 void 1372 pvar(void *arg, VARENT *ve, int mode) 1373 { 1374 VAR *v; 1375 1376 v = ve->var; 1377 if (v->flag & UAREA && !((struct kinfo_proc2 *)arg)->p_uvalid) { 1378 if (mode == PRINTMODE) 1379 (void)printf("%*s", v->width, "-"); 1380 return; 1381 } 1382 1383 (void)printval((char *)arg + v->off, v, mode); 1384 } 1385 1386 void 1387 putimeval(void *arg, VARENT *ve, int mode) 1388 { 1389 VAR *v = ve->var; 1390 struct kinfo_proc2 *k = arg; 1391 ulong secs = *(uint32_t *)((char *)arg + v->off); 1392 ulong usec = *(uint32_t *)((char *)arg + v->off + sizeof (uint32_t)); 1393 int fmtlen; 1394 1395 if (!k->p_uvalid) { 1396 if (mode == PRINTMODE) 1397 (void)printf("%*s", v->width, "-"); 1398 return; 1399 } 1400 1401 if (mode == WIDTHMODE) { 1402 if (secs == 0) 1403 /* non-zero so fmtlen is calculated at least once */ 1404 secs = 1; 1405 if (secs > v->longestu) { 1406 v->longestu = secs; 1407 if (secs <= 999) 1408 /* sss.ssssss */ 1409 fmtlen = iwidth(secs) + 6 + 1; 1410 else 1411 /* hh:mm:ss.ss */ 1412 fmtlen = iwidth((secs + 1) / SECSPERHOUR) 1413 + 2 + 1 + 2 + 1 + 2 + 1; 1414 if (fmtlen > v->width) 1415 v->width = fmtlen; 1416 } 1417 return; 1418 } 1419 1420 if (secs < 999) 1421 (void)printf( "%*lu.%.6lu", v->width - 6 - 1, secs, usec); 1422 else { 1423 uint h, m; 1424 usec += 5000; 1425 if (usec >= 1000000) { 1426 usec -= 1000000; 1427 secs++; 1428 } 1429 m = secs / SECSPERMIN; 1430 secs -= m * SECSPERMIN; 1431 h = m / MINSPERHOUR; 1432 m -= h * MINSPERHOUR; 1433 (void)printf( "%*u:%.2u:%.2lu.%.2lu", v->width - 9, h, m, secs, 1434 usec / 10000u ); 1435 } 1436 } 1437
Indexes created Thu Oct 02 01:09:59 GMT 2025