1 /* 2 * Copyright (c) 1989, 1993, 1994 3 * The Regents of the University of California. All rights reserved. 4 * 5 * This code is derived from software contributed to Berkeley by 6 * Michael Fischbein. 7 * 8 * Redistribution and use in source and binary forms, with or without 9 * modification, are permitted provided that the following conditions 10 * are met: 11 * 1. Redistributions of source code must retain the above copyright 12 * notice, this list of conditions and the following disclaimer. 13 * 2. Redistributions in binary form must reproduce the above copyright 14 * notice, this list of conditions and the following disclaimer in the 15 * documentation and/or other materials provided with the distribution. 16 * 3. All advertising materials mentioning features or use of this software 17 * must display the following acknowledgement: 18 * This product includes software developed by the University of 19 * California, Berkeley and its contributors. 20 * 4. Neither the name of the University nor the names of its contributors 21 * may be used to endorse or promote products derived from this software 22 * without specific prior written permission. 23 * 24 * THIS SOFTWARE IS PROVIDED BY THE REGENTS AND CONTRIBUTORS ``AS IS'' AND 25 * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE 26 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE 27 * ARE DISCLAIMED. IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE 28 * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL 29 * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS 30 * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) 31 * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT 32 * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY 33 * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF 34 * SUCH DAMAGE. 35 */ 36 37 #include <sys/cdefs.h> 38 39 __FBSDID("$FreeBSD$"); 40 41 #ifndef lint 42 static const char copyright[] = 43 "@(#) Copyright (c) 1989, 1993, 1994\n\ 44 The Regents of the University of California. All rights reserved.\n"; 45 #endif /* not lint */ 46 47 #if 0 48 #ifndef lint 49 static char sccsid[] = "@(#)ls.c 8.5 (Berkeley) 4/2/94"; 50 #endif /* not lint */ 51 #endif 52 53 #include <sys/types.h> 54 #include <sys/stat.h> 55 #include <sys/ioctl.h> 56 57 #include <dirent.h> 58 #include <err.h> 59 #include <errno.h> 60 #include <fts.h> 61 #include <grp.h> 62 #include <limits.h> 63 #include <locale.h> 64 #include <pwd.h> 65 #include <stdio.h> 66 #include <stdlib.h> 67 #include <string.h> 68 #include <unistd.h> 69 #ifdef COLORLS 70 #include <termcap.h> 71 #include <signal.h> 72 #endif 73 74 #include "ls.h" 75 #include "extern.h" 76 #include "lomac.h" 77 78 /* 79 * Upward approximation of the maximum number of characters needed to 80 * represent a value of integral type t as a string, excluding the 81 * NUL terminator, with provision for a sign. 82 */ 83 #define STRBUF_SIZEOF(t) (1 + CHAR_BIT * sizeof(t) / 3 + 1) 84 85 static void display(FTSENT *, FTSENT *); 86 static u_quad_t makenines(u_long); 87 static int mastercmp(const FTSENT **, const FTSENT **); 88 static void traverse(int, char **, int); 89 90 static void (*printfcn)(DISPLAY *); 91 static int (*sortfcn)(const FTSENT *, const FTSENT *); 92 93 long blocksize; /* block size units */ 94 int termwidth = 80; /* default terminal width */ 95 96 /* flags */ 97 int f_accesstime; /* use time of last access */ 98 int f_flags; /* show flags associated with a file */ 99 int f_humanval; /* show human-readable file sizes */ 100 int f_inode; /* print inode */ 101 static int f_kblocks; /* print size in kilobytes */ 102 static int f_listdir; /* list actual directory, not contents */ 103 static int f_listdot; /* list files beginning with . */ 104 int f_longform; /* long listing format */ 105 int f_nonprint; /* show unprintables as ? */ 106 static int f_nosort; /* don't sort output */ 107 int f_notabs; /* don't use tab-separated multi-col output */ 108 static int f_numericonly; /* don't convert uid/gid to name */ 109 int f_octal; /* show unprintables as \xxx */ 110 int f_octal_escape; /* like f_octal but use C escapes if possible */ 111 static int f_recursive; /* ls subdirectories also */ 112 static int f_reversesort; /* reverse whatever sort is used */ 113 int f_sectime; /* print the real time for all files */ 114 static int f_singlecol; /* use single column output */ 115 int f_size; /* list size in short listing */ 116 int f_slash; /* similar to f_type, but only for dirs */ 117 int f_sortacross; /* sort across rows, not down columns */ 118 int f_statustime; /* use time of last mode change */ 119 int f_stream; /* stream the output, seperate with commas */ 120 static int f_timesort; /* sort by time vice name */ 121 int f_type; /* add type character for non-regular files */ 122 static int f_whiteout; /* show whiteout entries */ 123 int f_lomac; /* show LOMAC attributes */ 124 #ifdef COLORLS 125 int f_color; /* add type in color for non-regular files */ 126 127 char *ansi_bgcol; /* ANSI sequence to set background colour */ 128 char *ansi_fgcol; /* ANSI sequence to set foreground colour */ 129 char *ansi_coloff; /* ANSI sequence to reset colours */ 130 char *attrs_off; /* ANSI sequence to turn off attributes */ 131 char *enter_bold; /* ANSI sequence to set color to bold mode */ 132 #endif 133 134 static int rval; 135 136 int 137 main(int argc, char *argv[]) 138 { 139 static char dot[] = ".", *dotav[] = {dot, NULL}; 140 struct winsize win; 141 int ch, fts_options, notused; 142 char *p; 143 #ifdef COLORLS 144 char termcapbuf[1024]; /* termcap definition buffer */ 145 char tcapbuf[512]; /* capability buffer */ 146 char *bp = tcapbuf; 147 #endif 148 149 (void)setlocale(LC_ALL, ""); 150 151 /* Terminal defaults to -Cq, non-terminal defaults to -1. */ 152 if (isatty(STDOUT_FILENO)) { 153 if (ioctl(STDOUT_FILENO, TIOCGWINSZ, &win) == -1 || 154 !win.ws_col) { 155 if ((p = getenv("COLUMNS")) != NULL) 156 termwidth = atoi(p); 157 } else 158 termwidth = win.ws_col; 159 f_nonprint = 1; 160 } else { 161 f_singlecol = 1; 162 /* retrieve environment variable, in case of explicit -C */ 163 p = getenv("COLUMNS"); 164 if (p) 165 termwidth = atoi(p); 166 } 167 168 /* Root is -A automatically. */ 169 if (!getuid()) 170 f_listdot = 1; 171 172 fts_options = FTS_PHYSICAL; 173 while ((ch = getopt(argc, argv, "1ABCFGHLPRTWZabcdfghiklmnopqrstuwx")) 174 != -1) { 175 switch (ch) { 176 /* 177 * The -1, -C, -x and -l options all override each other so 178 * shell aliasing works right. 179 */ 180 case '1': 181 f_singlecol = 1; 182 f_longform = 0; 183 f_stream = 0; 184 break; 185 case 'B': 186 f_nonprint = 0; 187 f_octal = 1; 188 f_octal_escape = 0; 189 break; 190 case 'C': 191 f_sortacross = f_longform = f_singlecol = 0; 192 break; 193 case 'l': 194 f_longform = 1; 195 f_singlecol = 0; 196 f_stream = 0; 197 break; 198 case 'x': 199 f_sortacross = 1; 200 f_longform = 0; 201 f_singlecol = 0; 202 break; 203 /* The -c and -u options override each other. */ 204 case 'c': 205 f_statustime = 1; 206 f_accesstime = 0; 207 break; 208 case 'u': 209 f_accesstime = 1; 210 f_statustime = 0; 211 break; 212 case 'F': 213 f_type = 1; 214 f_slash = 0; 215 break; 216 case 'H': 217 fts_options |= FTS_COMFOLLOW; 218 break; 219 case 'G': 220 setenv("CLICOLOR", "", 1); 221 break; 222 case 'L': 223 fts_options &= ~FTS_PHYSICAL; 224 fts_options |= FTS_LOGICAL; 225 break; 226 case 'P': 227 fts_options &= ~FTS_COMFOLLOW; 228 fts_options &= ~FTS_LOGICAL; 229 fts_options |= FTS_PHYSICAL; 230 break; 231 case 'R': 232 f_recursive = 1; 233 break; 234 case 'a': 235 fts_options |= FTS_SEEDOT; 236 /* FALLTHROUGH */ 237 case 'A': 238 f_listdot = 1; 239 break; 240 /* The -d option turns off the -R option. */ 241 case 'd': 242 f_listdir = 1; 243 f_recursive = 0; 244 break; 245 case 'f': 246 f_nosort = 1; 247 break; 248 case 'g': /* Compatibility with 4.3BSD. */ 249 break; 250 case 'h': 251 f_humanval = 1; 252 break; 253 case 'i': 254 f_inode = 1; 255 break; 256 case 'k': 257 f_kblocks = 1; 258 break; 259 case 'm': 260 f_stream = 1; 261 f_singlecol = 0; 262 f_longform = 0; 263 break; 264 case 'n': 265 f_numericonly = 1; 266 break; 267 case 'o': 268 f_flags = 1; 269 break; 270 case 'p': 271 f_slash = 1; 272 f_type = 1; 273 break; 274 case 'q': 275 f_nonprint = 1; 276 f_octal = 0; 277 f_octal_escape = 0; 278 break; 279 case 'r': 280 f_reversesort = 1; 281 break; 282 case 's': 283 f_size = 1; 284 break; 285 case 'T': 286 f_sectime = 1; 287 break; 288 case 't': 289 f_timesort = 1; 290 break; 291 case 'W': 292 f_whiteout = 1; 293 break; 294 case 'b': 295 f_nonprint = 0; 296 f_octal = 0; 297 f_octal_escape = 1; 298 break; 299 case 'w': 300 f_nonprint = 0; 301 f_octal = 0; 302 f_octal_escape = 0; 303 break; 304 case 'Z': 305 f_lomac = 1; 306 break; 307 default: 308 case '?': 309 usage(); 310 } 311 } 312 argc -= optind; 313 argv += optind; 314 315 /* Enabling of colours is conditional on the environment. */ 316 if (getenv("CLICOLOR") && 317 (isatty(STDOUT_FILENO) || getenv("CLICOLOR_FORCE"))) 318 #ifdef COLORLS 319 if (tgetent(termcapbuf, getenv("TERM")) == 1) { 320 ansi_fgcol = tgetstr("AF", &bp); 321 ansi_bgcol = tgetstr("AB", &bp); 322 attrs_off = tgetstr("me", &bp); 323 enter_bold = tgetstr("md", &bp); 324 325 /* To switch colours off use 'op' if 326 * available, otherwise use 'oc', or 327 * don't do colours at all. */ 328 ansi_coloff = tgetstr("op", &bp); 329 if (!ansi_coloff) 330 ansi_coloff = tgetstr("oc", &bp); 331 if (ansi_fgcol && ansi_bgcol && ansi_coloff) 332 f_color = 1; 333 } 334 #else 335 (void)fprintf(stderr, "Color support not compiled in.\n"); 336 #endif /*COLORLS*/ 337 338 #ifdef COLORLS 339 if (f_color) { 340 /* 341 * We can't put tabs and color sequences together: 342 * column number will be incremented incorrectly 343 * for "stty oxtabs" mode. 344 */ 345 f_notabs = 1; 346 (void)signal(SIGINT, colorquit); 347 (void)signal(SIGQUIT, colorquit); 348 parsecolors(getenv("LSCOLORS")); 349 } 350 #endif 351 352 /* 353 * If not -F, -i, -l, -s or -t options, don't require stat 354 * information, unless in color mode in which case we do 355 * need this to determine which colors to display. 356 */ 357 if (!f_inode && !f_longform && !f_size && !f_timesort && !f_type 358 #ifdef COLORLS 359 && !f_color 360 #endif 361 ) 362 fts_options |= FTS_NOSTAT; 363 364 /* 365 * If not -F, -d or -l options, follow any symbolic links listed on 366 * the command line. 367 */ 368 if (!f_longform && !f_listdir && !f_type) 369 fts_options |= FTS_COMFOLLOW; 370 371 /* 372 * If -W, show whiteout entries 373 */ 374 #ifdef FTS_WHITEOUT 375 if (f_whiteout) 376 fts_options |= FTS_WHITEOUT; 377 #endif 378 379 /* If -l or -s, figure out block size. */ 380 if (f_longform || f_size) { 381 if (f_kblocks) 382 blocksize = 2; 383 else { 384 (void)getbsize(¬used, &blocksize); 385 blocksize /= 512; 386 } 387 } 388 /* Select a sort function. */ 389 if (f_reversesort) { 390 if (!f_timesort) 391 sortfcn = revnamecmp; 392 else if (f_accesstime) 393 sortfcn = revacccmp; 394 else if (f_statustime) 395 sortfcn = revstatcmp; 396 else /* Use modification time. */ 397 sortfcn = revmodcmp; 398 } else { 399 if (!f_timesort) 400 sortfcn = namecmp; 401 else if (f_accesstime) 402 sortfcn = acccmp; 403 else if (f_statustime) 404 sortfcn = statcmp; 405 else /* Use modification time. */ 406 sortfcn = modcmp; 407 } 408 409 /* Select a print function. */ 410 if (f_singlecol) 411 printfcn = printscol; 412 else if (f_longform) 413 printfcn = printlong; 414 else if (f_stream) 415 printfcn = printstream; 416 else 417 printfcn = printcol; 418 419 if (argc) 420 traverse(argc, argv, fts_options); 421 else 422 traverse(1, dotav, fts_options); 423 exit(rval); 424 } 425 426 static int output; /* If anything output. */ 427 428 /* 429 * Traverse() walks the logical directory structure specified by the argv list 430 * in the order specified by the mastercmp() comparison function. During the 431 * traversal it passes linked lists of structures to display() which represent 432 * a superset (may be exact set) of the files to be displayed. 433 */ 434 static void 435 traverse(int argc, char *argv[], int options) 436 { 437 FTS *ftsp; 438 FTSENT *p, *chp; 439 int ch_options; 440 441 if ((ftsp = 442 fts_open(argv, options, f_nosort ? NULL : mastercmp)) == NULL) 443 err(1, NULL); 444 445 display(NULL, fts_children(ftsp, 0)); 446 if (f_listdir) 447 return; 448 449 /* 450 * If not recursing down this tree and don't need stat info, just get 451 * the names. 452 */ 453 ch_options = !f_recursive && options & FTS_NOSTAT ? FTS_NAMEONLY : 0; 454 455 while ((p = fts_read(ftsp)) != NULL) 456 switch (p->fts_info) { 457 case FTS_DC: 458 warnx("%s: directory causes a cycle", p->fts_name); 459 break; 460 case FTS_DNR: 461 case FTS_ERR: 462 warnx("%s: %s", p->fts_name, strerror(p->fts_errno)); 463 rval = 1; 464 break; 465 case FTS_D: 466 if (p->fts_level != FTS_ROOTLEVEL && 467 p->fts_name[0] == '.' && !f_listdot) 468 break; 469 470 /* 471 * If already output something, put out a newline as 472 * a separator. If multiple arguments, precede each 473 * directory with its name. 474 */ 475 if (output) 476 (void)printf("\n%s:\n", p->fts_path); 477 else if (argc > 1) { 478 (void)printf("%s:\n", p->fts_path); 479 output = 1; 480 } 481 chp = fts_children(ftsp, ch_options); 482 display(p, chp); 483 484 if (!f_recursive && chp != NULL) 485 (void)fts_set(ftsp, p, FTS_SKIP); 486 break; 487 default: 488 break; 489 } 490 if (errno) 491 err(1, "fts_read"); 492 } 493 494 /* 495 * Display() takes a linked list of FTSENT structures and passes the list 496 * along with any other necessary information to the print function. P 497 * points to the parent directory of the display list. 498 */ 499 static void 500 display(FTSENT *p, FTSENT *list) 501 { 502 struct stat *sp; 503 DISPLAY d; 504 FTSENT *cur; 505 NAMES *np; 506 off_t maxsize; 507 u_long btotal, lattrlen, maxblock, maxinode, maxlen, maxnlink, maxlattr; 508 int bcfile, maxflags; 509 gid_t maxgroup; 510 uid_t maxuser; 511 size_t flen, ulen, glen; 512 char *initmax; 513 int entries, needstats; 514 const char *user, *group; 515 char *flags, *lattr = NULL; 516 char buf[STRBUF_SIZEOF(u_quad_t) + 1]; 517 char ngroup[STRBUF_SIZEOF(uid_t) + 1]; 518 char nuser[STRBUF_SIZEOF(gid_t) + 1]; 519 520 /* 521 * If list is NULL there are two possibilities: that the parent 522 * directory p has no children, or that fts_children() returned an 523 * error. We ignore the error case since it will be replicated 524 * on the next call to fts_read() on the post-order visit to the 525 * directory p, and will be signaled in traverse(). 526 */ 527 if (list == NULL) 528 return; 529 530 needstats = f_inode || f_longform || f_size; 531 flen = 0; 532 btotal = 0; 533 initmax = getenv("LS_COLWIDTHS"); 534 /* Fields match -lios order. New ones should be added at the end. */ 535 maxlattr = maxblock = maxinode = maxlen = maxnlink = 536 maxuser = maxgroup = maxflags = maxsize = 0; 537 if (initmax != NULL && *initmax != '\0') { 538 char *initmax2, *jinitmax; 539 int ninitmax; 540 541 /* Fill-in "::" as "0:0:0" for the sake of scanf. */ 542 jinitmax = initmax2 = malloc(strlen(initmax) * 2 + 2); 543 if (jinitmax == NULL) 544 err(1, NULL); 545 if (*initmax == ':') 546 strcpy(initmax2, "0:"), initmax2 += 2; 547 else 548 *initmax2++ = *initmax, *initmax2 = '\0'; 549 for (initmax++; *initmax != '\0'; initmax++) { 550 if (initmax[-1] == ':' && initmax[0] == ':') { 551 *initmax2++ = '0'; 552 *initmax2++ = initmax[0]; 553 initmax2[1] = '\0'; 554 } else { 555 *initmax2++ = initmax[0]; 556 initmax2[1] = '\0'; 557 } 558 } 559 if (initmax2[-1] == ':') 560 strcpy(initmax2, "0"); 561 562 ninitmax = sscanf(jinitmax, 563 " %lu : %lu : %lu : %i : %i : %i : %llu : %lu : %lu ", 564 &maxinode, &maxblock, &maxnlink, &maxuser, 565 &maxgroup, &maxflags, &maxsize, &maxlen, &maxlattr); 566 f_notabs = 1; 567 switch (ninitmax) { 568 case 0: 569 maxinode = 0; 570 /* fall through */ 571 case 1: 572 maxblock = 0; 573 /* fall through */ 574 case 2: 575 maxnlink = 0; 576 /* fall through */ 577 case 3: 578 maxuser = 0; 579 /* fall through */ 580 case 4: 581 maxgroup = 0; 582 /* fall through */ 583 case 5: 584 maxflags = 0; 585 /* fall through */ 586 case 6: 587 maxsize = 0; 588 /* fall through */ 589 case 7: 590 maxlen = 0; 591 /* fall through */ 592 case 8: 593 maxlattr = 0; 594 /* fall through */ 595 #ifdef COLORLS 596 if (!f_color) 597 #endif 598 f_notabs = 0; 599 /* fall through */ 600 default: 601 break; 602 } 603 maxinode = makenines(maxinode); 604 maxblock = makenines(maxblock); 605 maxnlink = makenines(maxnlink); 606 maxsize = makenines(maxsize); 607 } 608 if (f_lomac) 609 lomac_start(); 610 bcfile = 0; 611 flags = NULL; 612 for (cur = list, entries = 0; cur; cur = cur->fts_link) { 613 if (cur->fts_info == FTS_ERR || cur->fts_info == FTS_NS) { 614 warnx("%s: %s", 615 cur->fts_name, strerror(cur->fts_errno)); 616 cur->fts_number = NO_PRINT; 617 rval = 1; 618 continue; 619 } 620 /* 621 * P is NULL if list is the argv list, to which different rules 622 * apply. 623 */ 624 if (p == NULL) { 625 /* Directories will be displayed later. */ 626 if (cur->fts_info == FTS_D && !f_listdir) { 627 cur->fts_number = NO_PRINT; 628 continue; 629 } 630 } else { 631 /* Only display dot file if -a/-A set. */ 632 if (cur->fts_name[0] == '.' && !f_listdot) { 633 cur->fts_number = NO_PRINT; 634 continue; 635 } 636 } 637 if (cur->fts_namelen > maxlen) 638 maxlen = cur->fts_namelen; 639 if (f_octal || f_octal_escape) { 640 u_long t = len_octal(cur->fts_name, cur->fts_namelen); 641 642 if (t > maxlen) 643 maxlen = t; 644 } 645 if (needstats) { 646 sp = cur->fts_statp; 647 if (sp->st_blocks > maxblock) 648 maxblock = sp->st_blocks; 649 if (sp->st_ino > maxinode) 650 maxinode = sp->st_ino; 651 if (sp->st_nlink > maxnlink) 652 maxnlink = sp->st_nlink; 653 if (sp->st_size > maxsize) 654 maxsize = sp->st_size; 655 656 btotal += sp->st_blocks; 657 if (f_longform) { 658 if (f_numericonly) { 659 (void)snprintf(nuser, sizeof(nuser), 660 "%u", sp->st_uid); 661 (void)snprintf(ngroup, sizeof(ngroup), 662 "%u", sp->st_gid); 663 user = nuser; 664 group = ngroup; 665 } else { 666 user = user_from_uid(sp->st_uid, 0); 667 group = group_from_gid(sp->st_gid, 0); 668 } 669 if ((ulen = strlen(user)) > maxuser) 670 maxuser = ulen; 671 if ((glen = strlen(group)) > maxgroup) 672 maxgroup = glen; 673 if (f_flags) { 674 flags = fflagstostr(sp->st_flags); 675 if (flags != NULL && *flags == '\0') { 676 free(flags); 677 flags = strdup("-"); 678 } 679 if (flags == NULL) 680 err(1, NULL); 681 flen = strlen(flags); 682 if (flen > (size_t)maxflags) 683 maxflags = flen; 684 } else 685 flen = 0; 686 lattr = NULL; 687 if (f_lomac) { 688 lattr = get_lattr(cur); 689 lattrlen = strlen(lattr); 690 if (lattrlen > maxlattr) 691 maxlattr = lattrlen; 692 } else 693 lattrlen = 0; 694 695 if ((np = malloc(sizeof(NAMES) + lattrlen + 696 ulen + glen + flen + 4)) == NULL) 697 err(1, NULL); 698 699 np->user = &np->data[0]; 700 (void)strcpy(np->user, user); 701 np->group = &np->data[ulen + 1]; 702 (void)strcpy(np->group, group); 703 704 if (S_ISCHR(sp->st_mode) || 705 S_ISBLK(sp->st_mode)) 706 bcfile = 1; 707 708 if (f_flags) { 709 np->flags = &np->data[ulen + glen + 2]; 710 (void)strcpy(np->flags, flags); 711 free(flags); 712 } 713 if (f_lomac) { 714 np->lattr = &np->data[ulen + glen + 2 715 + (f_flags ? flen + 1 : 0)]; 716 (void)strcpy(np->lattr, lattr); 717 free(lattr); 718 } 719 cur->fts_pointer = np; 720 } 721 } 722 ++entries; 723 } 724 725 if (!entries) 726 return; 727 728 d.list = list; 729 d.entries = entries; 730 d.maxlen = maxlen; 731 if (needstats) { 732 d.bcfile = bcfile; 733 d.btotal = btotal; 734 (void)snprintf(buf, sizeof(buf), "%lu", maxblock); 735 d.s_block = strlen(buf); 736 d.s_flags = maxflags; 737 d.s_lattr = maxlattr; 738 d.s_group = maxgroup; 739 (void)snprintf(buf, sizeof(buf), "%lu", maxinode); 740 d.s_inode = strlen(buf); 741 (void)snprintf(buf, sizeof(buf), "%lu", maxnlink); 742 d.s_nlink = strlen(buf); 743 (void)snprintf(buf, sizeof(buf), "%qu", maxsize); 744 d.s_size = strlen(buf); 745 d.s_user = maxuser; 746 } 747 printfcn(&d); 748 output = 1; 749 750 if (f_longform) 751 for (cur = list; cur; cur = cur->fts_link) 752 free(cur->fts_pointer); 753 if (f_lomac) 754 lomac_stop(); 755 } 756 757 /* 758 * Ordering for mastercmp: 759 * If ordering the argv (fts_level = FTS_ROOTLEVEL) return non-directories 760 * as larger than directories. Within either group, use the sort function. 761 * All other levels use the sort function. Error entries remain unsorted. 762 */ 763 static int 764 mastercmp(const FTSENT **a, const FTSENT **b) 765 { 766 int a_info, b_info; 767 768 a_info = (*a)->fts_info; 769 if (a_info == FTS_ERR) 770 return (0); 771 b_info = (*b)->fts_info; 772 if (b_info == FTS_ERR) 773 return (0); 774 775 if (a_info == FTS_NS || b_info == FTS_NS) 776 return (namecmp(*a, *b)); 777 778 if (a_info != b_info && 779 (*a)->fts_level == FTS_ROOTLEVEL && !f_listdir) { 780 if (a_info == FTS_D) 781 return (1); 782 if (b_info == FTS_D) 783 return (-1); 784 } 785 return (sortfcn(*a, *b)); 786 } 787 788 /* 789 * Makenines() returns (10**n)-1. This is useful for converting a width 790 * into a number that wide in decimal. 791 */ 792 static u_quad_t 793 makenines(u_long n) 794 { 795 u_long i; 796 u_quad_t reg; 797 798 reg = 1; 799 /* Use a loop instead of pow(), since all values of n are small. */ 800 for (i = 0; i < n; i++) 801 reg *= 10; 802 reg--; 803 804 return reg; 805 } 806