+/*
+ * Copyright (c) 1989, 1993, 1994
+ * The Regents of the University of California. All rights reserved.
+ *
+ * This code is derived from software contributed to Berkeley by
+ * Michael Fischbein.
+ *
+ * Redistribution and use in source and binary forms, with or without
+ * modification, are permitted provided that the following conditions
+ * are met:
+ * 1. Redistributions of source code must retain the above copyright
+ * notice, this list of conditions and the following disclaimer.
+ * 2. Redistributions in binary form must reproduce the above copyright
+ * notice, this list of conditions and the following disclaimer in the
+ * documentation and/or other materials provided with the distribution.
+ * 3. All advertising materials mentioning features or use of this software
+ * must display the following acknowledgement:
+ * This product includes software developed by the University of
+ * California, Berkeley and its contributors.
+ * 4. Neither the name of the University nor the names of its contributors
+ * may be used to endorse or promote products derived from this software
+ * without specific prior written permission.
+ *
+ * THIS SOFTWARE IS PROVIDED BY THE REGENTS AND CONTRIBUTORS ``AS IS'' AND
+ * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
+ * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
+ * ARE DISCLAIMED. IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE
+ * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
+ * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
+ * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
+ * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
+ * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
+ * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
+ * SUCH DAMAGE.
+ */
+
+#ifndef lint
+static const char copyright[] =
+"@(#) Copyright (c) 1989, 1993, 1994\n\
+ The Regents of the University of California. All rights reserved.\n";
+#endif /* not lint */
+
+#ifndef lint
+#if 0
+static char sccsid[] = "@(#)ls.c 8.5 (Berkeley) 4/2/94";
+#else
+static const char rcsid[] =
+ "$FreeBSD: src/bin/ls/ls.c,v 1.45 2000/08/13 12:17:03 joe Exp $";
+#endif
+#endif /* not lint */
+
+#include <sys/types.h>
+#include <sys/stat.h>
+#include <sys/ioctl.h>
+
+#include <dirent.h>
+#include <err.h>
+#include <errno.h>
+#include <fts.h>
+#include <limits.h>
+#include <locale.h>
+#include <stdio.h>
+#include <stdlib.h>
+#include <string.h>
+#include <unistd.h>
+#ifdef COLORLS
+#include <termcap.h>
+#include <signal.h>
+#endif
+
+#include "ls.h"
+#include "ls_extern.h"
+
+#if !defined(HAVE_FFLAGSTOSTR)
+static struct {
+ char *name;
+ u_long flag;
+ int invert;
+} mapping[] = {
+ /* shorter names per flag first, all prefixed by "no" */
+ { "nosappnd", SF_APPEND, 0 },
+ { "nosappend", SF_APPEND, 0 },
+ { "noarch", SF_ARCHIVED, 0 },
+ { "noarchived", SF_ARCHIVED, 0 },
+ { "noschg", SF_IMMUTABLE, 0 },
+ { "noschange", SF_IMMUTABLE, 0 },
+ { "nosimmutable", SF_IMMUTABLE, 0 },
+#if defined(SF_NOUNLINK)
+ { "nosunlnk", SF_NOUNLINK, 0 },
+ { "nosunlink", SF_NOUNLINK, 0 },
+#endif
+ { "nouappnd", UF_APPEND, 0 },
+ { "nouappend", UF_APPEND, 0 },
+ { "nouchg", UF_IMMUTABLE, 0 },
+ { "nouchange", UF_IMMUTABLE, 0 },
+ { "nouimmutable", UF_IMMUTABLE, 0 },
+ { "nodump", UF_NODUMP, 1 },
+ { "noopaque", UF_OPAQUE, 0 }
+#if defined(UF_NOUNLINK)
+,
+ { "nouunlnk", UF_NOUNLINK, 0 },
+ { "nouunlink", UF_NOUNLINK, 0 }
+#endif
+};
+#define longestflaglen 12
+#define nmappings (sizeof(mapping) / sizeof(mapping[0]))
+
+/*
+ * fflagstostr --
+ * Convert file flags to a comma-separated string. If no flags
+ * are set, return the empty string.
+ */
+char *
+fflagstostr(flags)
+ u_long flags;
+{
+ char *string;
+ char *sp, *dp;
+ u_long setflags;
+ int i;
+
+ if ((string = (char *)malloc(nmappings * (longestflaglen + 1))) == NULL)
+ return (NULL);
+
+ setflags = flags;
+ dp = string;
+ for (i = 0; i < nmappings; i++) {
+ if (setflags & mapping[i].flag) {
+ if (dp > string)
+ *dp++ = ',';
+ for (sp = mapping[i].invert ? mapping[i].name :
+ mapping[i].name + 2; *sp; *dp++ = *sp++) ;
+ setflags &= ~mapping[i].flag;
+ }
+ }
+ *dp = '\0';
+ return (string);
+}
+#endif
+
+/*
+ * Upward approximation of the maximum number of characters needed to
+ * represent a value of integral type t as a string, excluding the
+ * NUL terminator, with provision for a sign.
+ */
+#define STRBUF_SIZEOF(t) (1 + CHAR_BIT * sizeof(t) / 3 + 1)
+
+static void display __P((FTSENT *, FTSENT *));
+static u_quad_t makenines __P((u_long));
+static int mastercmp __P((const FTSENT **, const FTSENT **));
+static void traverse __P((int, char **, int));
+
+static void (*printfcn) __P((DISPLAY *));
+static int (*sortfcn) __P((const FTSENT *, const FTSENT *));
+
+long blocksize; /* block size units */
+int termwidth = 80; /* default terminal width */
+
+/* flags */
+int f_accesstime; /* use time of last access */
+int f_column; /* columnated format */
+int f_flags; /* show flags associated with a file */
+int f_inode; /* print inode */
+int f_kblocks; /* print size in kilobytes */
+int f_listdir; /* list actual directory, not contents */
+int f_listdot; /* list files beginning with . */
+int f_longform; /* long listing format */
+int f_nonprint; /* show unprintables as ? */
+int f_nosort; /* don't sort output */
+int f_notabs; /* don't use tab-separated multi-col output */
+int f_numericonly; /* don't convert uid/gid to name */
+int f_octal; /* show unprintables as \xxx */
+int f_octal_escape; /* like f_octal but use C escapes if possible */
+int f_recursive; /* ls subdirectories also */
+int f_reversesort; /* reverse whatever sort is used */
+int f_sectime; /* print the real time for all files */
+int f_singlecol; /* use single column output */
+int f_size; /* list size in short listing */
+int f_statustime; /* use time of last mode change */
+int f_timesort; /* sort by time vice name */
+int f_type; /* add type character for non-regular files */
+int f_whiteout; /* show whiteout entries */
+#ifdef COLORLS
+int f_color; /* add type in color for non-regular files */
+
+char *ansi_bgcol; /* ANSI sequence to set background colour */
+char *ansi_fgcol; /* ANSI sequence to set foreground colour */
+char *ansi_coloff; /* ANSI sequence to reset colours */
+#endif
+
+int rval;
+
+int
+main(argc, argv)
+ int argc;
+ char *argv[];
+{
+ static char dot[] = ".", *dotav[] = { dot, NULL };
+ struct winsize win;
+ int ch, fts_options, notused;
+ char *p;
+
+#ifdef COLORLS
+ char termcapbuf[1024]; /* termcap definition buffer */
+ char tcapbuf[512]; /* capability buffer */
+ char *bp = tcapbuf;
+#endif
+
+ (void) setlocale(LC_ALL, "");
+
+ /* Terminal defaults to -Cq, non-terminal defaults to -1. */
+ if (isatty(STDOUT_FILENO)) {
+ if (ioctl(STDOUT_FILENO, TIOCGWINSZ, &win) == -1 ||
+ !win.ws_col) {
+ if ((p = getenv("COLUMNS")) != NULL)
+ termwidth = atoi(p);
+ }
+ else
+ termwidth = win.ws_col;
+ f_column = f_nonprint = 1;
+ } else {
+ f_singlecol = 1;
+ /* retrieve environment variable, in case of explicit -C */
+ if ((p = getenv("COLUMNS")))
+ termwidth = atoi(p);
+ }
+
+ /* Root is -A automatically. */
+ if (!getuid())
+ f_listdot = 1;
+
+ fts_options = FTS_PHYSICAL;
+ while ((ch = getopt(argc, argv, "1ABCFGHLPRTWabcdfgiklnoqrstu")) != -1) {
+ switch (ch) {
+ /*
+ * The -1, -C and -l options all override each other so shell
+ * aliasing works right.
+ */
+ case '1':
+ f_singlecol = 1;
+ f_column = f_longform = 0;
+ break;
+ case 'B':
+ f_nonprint = 0;
+ f_octal = 1;
+ f_octal_escape = 0;
+ break;
+ case 'C':
+ f_column = 1;
+ f_longform = f_singlecol = 0;
+ break;
+ case 'l':
+ f_longform = 1;
+ f_column = f_singlecol = 0;
+ break;
+ /* The -c and -u options override each other. */
+ case 'c':
+ f_statustime = 1;
+ f_accesstime = 0;
+ break;
+ case 'u':
+ f_accesstime = 1;
+ f_statustime = 0;
+ break;
+ case 'F':
+ f_type = 1;
+ break;
+ case 'H':
+ fts_options |= FTS_COMFOLLOW;
+ break;
+ case 'G':
+ setenv("CLICOLOR", "", 1);
+ break;
+ case 'L':
+ fts_options &= ~FTS_PHYSICAL;
+ fts_options |= FTS_LOGICAL;
+ break;
+ case 'P':
+ fts_options &= ~FTS_COMFOLLOW;
+ fts_options &= ~FTS_LOGICAL;
+ fts_options |= FTS_PHYSICAL;
+ break;
+ case 'R':
+ f_recursive = 1;
+ break;
+ case 'a':
+ fts_options |= FTS_SEEDOT;
+ /* FALLTHROUGH */
+ case 'A':
+ f_listdot = 1;
+ break;
+ /* The -d option turns off the -R option. */
+ case 'd':
+ f_listdir = 1;
+ f_recursive = 0;
+ break;
+ case 'f':
+ f_nosort = 1;
+ break;
+ case 'g': /* Compatibility with 4.3BSD. */
+ break;
+ case 'i':
+ f_inode = 1;
+ break;
+ case 'k':
+ f_kblocks = 1;
+ break;
+ case 'n':
+ f_numericonly = 1;
+ break;
+ case 'o':
+ f_flags = 1;
+ break;
+ case 'q':
+ f_nonprint = 1;
+ f_octal = 0;
+ f_octal_escape = 0;
+ break;
+ case 'r':
+ f_reversesort = 1;
+ break;
+ case 's':
+ f_size = 1;
+ break;
+ case 'T':
+ f_sectime = 1;
+ break;
+ case 't':
+ f_timesort = 1;
+ break;
+ case 'W':
+ f_whiteout = 1;
+ break;
+ case 'b':
+ f_nonprint = 0;
+ f_octal = 0;
+ f_octal_escape = 1;
+ break;
+ default:
+ case '?':
+ usage();
+ }
+ }
+ argc -= optind;
+ argv += optind;
+
+ /* Enabling of colours is conditional on the environment. */
+ if (getenv("CLICOLOR") &&
+ (isatty(STDOUT_FILENO) || getenv("CLICOLOR_FORCE")))
+#ifdef COLORLS
+ if (tgetent(termcapbuf, getenv("TERM")) == 1) {
+ ansi_fgcol = tgetstr("AF", &bp);
+ ansi_bgcol = tgetstr("AB", &bp);
+
+ /* To switch colours off use 'op' if
+ * available, otherwise use 'oc', or
+ * don't do colours at all. */
+ ansi_coloff = tgetstr("op", &bp);
+ if (!ansi_coloff)
+ ansi_coloff = tgetstr("oc", &bp);
+ if (ansi_fgcol && ansi_bgcol && ansi_coloff)
+ f_color = 1;
+ }
+#else
+ (void)fprintf(stderr, "Color support not compiled in.\n");
+#endif /*COLORLS*/
+
+#ifdef COLORLS
+ if (f_color) {
+ /*
+ * We can't put tabs and color sequences together:
+ * column number will be incremented incorrectly
+ * for "stty oxtabs" mode.
+ */
+ f_notabs = 1;
+ (void) signal(SIGINT, colorquit);
+ (void) signal(SIGQUIT, colorquit);
+ parsecolors(getenv("LSCOLORS"));
+ }
+#endif
+
+ /*
+ * If not -F, -i, -l, -s or -t options, don't require stat
+ * information, unless in color mode in which case we do
+ * need this to determine which colors to display.
+ */
+ if (!f_inode && !f_longform && !f_size && !f_timesort && !f_type
+#ifdef COLORLS
+ && !f_color
+#endif
+ )
+ fts_options |= FTS_NOSTAT;
+
+ /*
+ * If not -F, -d or -l options, follow any symbolic links listed on
+ * the command line.
+ */
+ if (!f_longform && !f_listdir && !f_type)
+ fts_options |= FTS_COMFOLLOW;
+
+ /*
+ * If -W, show whiteout entries
+ */
+#ifdef FTS_WHITEOUT
+ if (f_whiteout)
+ fts_options |= FTS_WHITEOUT;
+#endif
+
+ /* If -l or -s, figure out block size. */
+ if (f_longform || f_size) {
+ if (f_kblocks)
+ blocksize = 2;
+ else {
+ (void)getbsize(¬used, &blocksize);
+ blocksize /= 512;
+ }
+ }
+
+ /* Select a sort function. */
+ if (f_reversesort) {
+ if (!f_timesort)
+ sortfcn = revnamecmp;
+ else if (f_accesstime)
+ sortfcn = revacccmp;
+ else if (f_statustime)
+ sortfcn = revstatcmp;
+ else /* Use modification time. */
+ sortfcn = revmodcmp;
+ } else {
+ if (!f_timesort)
+ sortfcn = namecmp;
+ else if (f_accesstime)
+ sortfcn = acccmp;
+ else if (f_statustime)
+ sortfcn = statcmp;
+ else /* Use modification time. */
+ sortfcn = modcmp;
+ }
+
+ /* Select a print function. */
+ if (f_singlecol)
+ printfcn = printscol;
+ else if (f_longform)
+ printfcn = printlong;
+ else
+ printfcn = printcol;
+
+ if (argc)
+ traverse(argc, argv, fts_options);
+ else
+ traverse(1, dotav, fts_options);
+ exit(rval);
+}
+
+static int output; /* If anything output. */
+
+/*
+ * Traverse() walks the logical directory structure specified by the argv list
+ * in the order specified by the mastercmp() comparison function. During the
+ * traversal it passes linked lists of structures to display() which represent
+ * a superset (may be exact set) of the files to be displayed.
+ */
+static void
+traverse(argc, argv, options)
+ int argc, options;
+ char *argv[];
+{
+ FTS *ftsp;
+ FTSENT *p, *chp;
+ int ch_options;
+
+ if ((ftsp =
+ fts_open(argv, options, f_nosort ? NULL : mastercmp)) == NULL)
+ err(1, NULL);
+
+ display(NULL, fts_children(ftsp, 0));
+ if (f_listdir)
+ return;
+
+ /*
+ * If not recursing down this tree and don't need stat info, just get
+ * the names.
+ */
+ ch_options = !f_recursive && options & FTS_NOSTAT ? FTS_NAMEONLY : 0;
+
+ while ((p = fts_read(ftsp)) != NULL)
+ switch (p->fts_info) {
+ case FTS_DC:
+ warnx("%s: directory causes a cycle", p->fts_name);
+ break;
+ case FTS_DNR:
+ case FTS_ERR:
+ warnx("%s: %s", p->fts_name, strerror(p->fts_errno));
+ rval = 1;
+ break;
+ case FTS_D:
+ if (p->fts_level != FTS_ROOTLEVEL &&
+ p->fts_name[0] == '.' && !f_listdot)
+ break;
+
+ /*
+ * If already output something, put out a newline as
+ * a separator. If multiple arguments, precede each
+ * directory with its name.
+ */
+ if (output)
+ (void)printf("\n%s:\n", p->fts_path);
+ else if (argc > 1) {
+ (void)printf("%s:\n", p->fts_path);
+ output = 1;
+ }
+
+ chp = fts_children(ftsp, ch_options);
+ display(p, chp);
+
+ if (!f_recursive && chp != NULL)
+ (void)fts_set(ftsp, p, FTS_SKIP);
+ break;
+ }
+ if (errno)
+ err(1, "fts_read");
+}
+
+/*
+ * Display() takes a linked list of FTSENT structures and passes the list
+ * along with any other necessary information to the print function. P
+ * points to the parent directory of the display list.
+ */
+static void
+display(p, list)
+ FTSENT *p, *list;
+{
+ struct stat *sp;
+ DISPLAY d;
+ FTSENT *cur;
+ NAMES *np;
+ u_quad_t maxsize;
+ u_long btotal, maxblock, maxinode, maxlen, maxnlink;
+ int bcfile, flen, glen, ulen, maxflags, maxgroup, maxuser;
+ char *initmax;
+ int entries, needstats;
+ char *user, *group, *flags;
+ char buf[STRBUF_SIZEOF(u_quad_t) + 1];
+ char ngroup[STRBUF_SIZEOF(uid_t) + 1];
+ char nuser[STRBUF_SIZEOF(gid_t) + 1];
+
+ /*
+ * If list is NULL there are two possibilities: that the parent
+ * directory p has no children, or that fts_children() returned an
+ * error. We ignore the error case since it will be replicated
+ * on the next call to fts_read() on the post-order visit to the
+ * directory p, and will be signaled in traverse().
+ */
+ if (list == NULL)
+ return;
+
+ needstats = f_inode || f_longform || f_size;
+ flen = 0;
+ btotal = 0;
+ initmax = getenv("LS_COLWIDTHS");
+ /* Fields match -lios order. New ones should be added at the end. */
+ if (initmax != NULL && *initmax != '\0') {
+ char *initmax2, *jinitmax;
+ int ninitmax;
+
+ /* Fill-in "::" as "0:0:0" for the sake of scanf. */
+ jinitmax = initmax2 = malloc(strlen(initmax) * 2 + 2);
+ if (jinitmax == NULL)
+ err(1, NULL);
+ if (*initmax == ':')
+ strcpy(initmax2, "0:"), initmax2 += 2;
+ else
+ *initmax2++ = *initmax, *initmax2 = '\0';
+ for (initmax++; *initmax != '\0'; initmax++) {
+ if (initmax[-1] == ':' && initmax[0] == ':') {
+ *initmax2++ = '0';
+ *initmax2++ = initmax[0];
+ initmax2[1] = '\0';
+ } else {
+ *initmax2++ = initmax[0];
+ initmax2[1] = '\0';
+ }
+ }
+ if (initmax2[-1] == ':') strcpy(initmax2, "0");
+
+ ninitmax = sscanf(jinitmax,
+ " %lu : %lu : %lu : %i : %i : %i : %qu : %lu ",
+ &maxinode, &maxblock, &maxnlink, &maxuser,
+ &maxgroup, &maxflags, &maxsize, &maxlen);
+ f_notabs = 1;
+ switch (ninitmax) {
+ case 0: maxinode = 0;
+ case 1: maxblock = 0;
+ case 2: maxnlink = 0;
+ case 3: maxuser = 0;
+ case 4: maxgroup = 0;
+ case 5: maxflags = 0;
+ case 6: maxsize = 0;
+ case 7: maxlen = 0;
+#ifdef COLORLS
+ if (!f_color)
+#endif
+ f_notabs = 0;
+ }
+ maxinode = makenines(maxinode);
+ maxblock = makenines(maxblock);
+ maxnlink = makenines(maxnlink);
+ maxsize = makenines(maxsize);
+ } else if (initmax == NULL || *initmax == '\0')
+ maxblock = maxinode = maxlen = maxnlink =
+ maxuser = maxgroup = maxflags = maxsize = 0;
+ bcfile = 0;
+ flags = NULL;
+ for (cur = list, entries = 0; cur; cur = cur->fts_link) {
+ if (cur->fts_info == FTS_ERR || cur->fts_info == FTS_NS) {
+ warnx("%s: %s",
+ cur->fts_name, strerror(cur->fts_errno));
+ cur->fts_number = NO_PRINT;
+ rval = 1;
+ continue;
+ }
+
+ /*
+ * P is NULL if list is the argv list, to which different rules
+ * apply.
+ */
+ if (p == NULL) {
+ /* Directories will be displayed later. */
+ if (cur->fts_info == FTS_D && !f_listdir) {
+ cur->fts_number = NO_PRINT;
+ continue;
+ }
+ } else {
+ /* Only display dot file if -a/-A set. */
+ if (cur->fts_name[0] == '.' && !f_listdot) {
+ cur->fts_number = NO_PRINT;
+ continue;
+ }
+ }
+ if (cur->fts_namelen > maxlen)
+ maxlen = cur->fts_namelen;
+ if (f_octal || f_octal_escape) {
+ int t = len_octal(cur->fts_name, cur->fts_namelen);
+ if (t > maxlen) maxlen = t;
+ }
+ if (needstats) {
+ sp = cur->fts_statp;
+ if (sp->st_blocks > maxblock)
+ maxblock = sp->st_blocks;
+ if (sp->st_ino > maxinode)
+ maxinode = sp->st_ino;
+ if (sp->st_nlink > maxnlink)
+ maxnlink = sp->st_nlink;
+ if (sp->st_size > maxsize)
+ maxsize = sp->st_size;
+
+ btotal += sp->st_blocks;
+ if (f_longform) {
+ if (f_numericonly) {
+ (void)snprintf(nuser, sizeof(nuser),
+ "%u", sp->st_uid);
+ (void)snprintf(ngroup, sizeof(ngroup),
+ "%u", sp->st_gid);
+ user = nuser;
+ group = ngroup;
+ } else {
+ user = user_from_uid(sp->st_uid, 0);
+ group = group_from_gid(sp->st_gid, 0);
+ }
+ if ((ulen = strlen(user)) > maxuser)
+ maxuser = ulen;
+ if ((glen = strlen(group)) > maxgroup)
+ maxgroup = glen;
+ if (f_flags) {
+ flags = fflagstostr(sp->st_flags);
+ if (flags != NULL && *flags == '\0') {
+ free(flags);
+ flags = strdup("-");
+ }
+ if (flags == NULL)
+ err(1, NULL);
+ if ((flen = strlen(flags)) > maxflags)
+ maxflags = flen;
+ } else
+ flen = 0;
+
+ if ((np = malloc(sizeof(NAMES) +
+ ulen + glen + flen + 3)) == NULL)
+ err(1, NULL);
+
+ np->user = &np->data[0];
+ (void)strcpy(np->user, user);
+ np->group = &np->data[ulen + 1];
+ (void)strcpy(np->group, group);
+
+ if (S_ISCHR(sp->st_mode) ||
+ S_ISBLK(sp->st_mode))
+ bcfile = 1;
+
+ if (f_flags) {
+ np->flags = &np->data[ulen + glen + 2];
+ (void)strcpy(np->flags, flags);
+ free(flags);
+ }
+ cur->fts_pointer = np;
+ }
+ }
+ ++entries;
+ }
+
+ if (!entries)
+ return;
+
+ d.list = list;
+ d.entries = entries;
+ d.maxlen = maxlen;
+ if (needstats) {
+ d.bcfile = bcfile;
+ d.btotal = btotal;
+ (void)snprintf(buf, sizeof(buf), "%lu", maxblock);
+ d.s_block = strlen(buf);
+ d.s_flags = maxflags;
+ d.s_group = maxgroup;
+ (void)snprintf(buf, sizeof(buf), "%lu", maxinode);
+ d.s_inode = strlen(buf);
+ (void)snprintf(buf, sizeof(buf), "%lu", maxnlink);
+ d.s_nlink = strlen(buf);
+ (void)snprintf(buf, sizeof(buf), "%qu", maxsize);
+ d.s_size = strlen(buf);
+ d.s_user = maxuser;
+ }
+
+ printfcn(&d);
+ output = 1;
+
+ if (f_longform)
+ for (cur = list; cur; cur = cur->fts_link)
+ free(cur->fts_pointer);
+}
+
+/*
+ * Ordering for mastercmp:
+ * If ordering the argv (fts_level = FTS_ROOTLEVEL) return non-directories
+ * as larger than directories. Within either group, use the sort function.
+ * All other levels use the sort function. Error entries remain unsorted.
+ */
+static int
+mastercmp(a, b)
+ const FTSENT **a, **b;
+{
+ int a_info, b_info;
+
+ a_info = (*a)->fts_info;
+ if (a_info == FTS_ERR)
+ return (0);
+ b_info = (*b)->fts_info;
+ if (b_info == FTS_ERR)
+ return (0);
+
+ if (a_info == FTS_NS || b_info == FTS_NS)
+ return (namecmp(*a, *b));
+
+ if (a_info != b_info &&
+ (*a)->fts_level == FTS_ROOTLEVEL && !f_listdir) {
+ if (a_info == FTS_D)
+ return (1);
+ if (b_info == FTS_D)
+ return (-1);
+ }
+ return (sortfcn(*a, *b));
+}
+
+/*
+ * Makenines() returns (10**n)-1. This is useful for converting a width
+ * into a number that wide in decimal.
+ */
+static u_quad_t
+makenines(n)
+ u_long n;
+{
+ u_long i;
+ u_quad_t reg;
+
+ reg = 1;
+ /* Use a loop instead of pow(), since all values of n are small. */
+ for (i = 0; i < n; i++)
+ reg *= 10;
+ reg--;
+
+ return reg;
+}
projects / apple / network_cmds.git / commitdiff
