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-rw-r--r--cpukit/libmisc/shell/main_ls.c776
1 files changed, 776 insertions, 0 deletions
diff --git a/cpukit/libmisc/shell/main_ls.c b/cpukit/libmisc/shell/main_ls.c
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index 0000000000..08072fb723
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+++ b/cpukit/libmisc/shell/main_ls.c
@@ -0,0 +1,776 @@
+/* $NetBSD: ls.c,v 1.58 2005/10/26 02:24:22 jschauma Exp $ */
+
+/*
+ * 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. 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.
+ */
+
+#ifdef HAVE_CONFIG_H
+#include "config.h"
+#endif
+
+#if 0
+#include <sys/cdefs.h>
+#ifndef lint
+__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 8.7 (Berkeley) 8/5/94";
+#else
+__RCSID("$NetBSD: ls.c,v 1.58 2005/10/26 02:24:22 jschauma Exp $");
+#endif
+#endif /* not lint */
+#endif
+
+#include <rtems.h>
+#include <rtems/shell.h>
+#include <rtems/shellconfig.h>
+#define __need_getopt_newlib
+#include <getopt.h>
+
+#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 <locale.h>
+#include <stdio.h>
+#include <stdlib.h>
+#include <string.h>
+#include <unistd.h>
+#include <termios.h>
+#include <pwd.h>
+#include <grp.h>
+
+#include "extern-ls.h"
+
+static void display(rtems_shell_ls_globals* globals, FTSENT *, FTSENT *);
+static int mastercmp_listdir(const FTSENT **, const FTSENT **);
+static int mastercmp_no_listdir(const FTSENT **, const FTSENT **);
+static void traverse(rtems_shell_ls_globals* globals, int, char **, int);
+
+static void (*printfcn)(rtems_shell_ls_globals* globals, DISPLAY *);
+static int (*sortfcn)(const FTSENT *, const FTSENT *);
+
+#define BY_NAME 0
+#define BY_SIZE 1
+#define BY_TIME 2
+
+#if RTEMS_REMOVED
+long blocksize; /* block size units */
+int termwidth = 80; /* default terminal width */
+int sortkey = BY_NAME;
+int rval = EXIT_SUCCESS; /* exit value - set if error encountered */
+
+/* flags */
+int f_accesstime; /* use time of last access */
+int f_column; /* columnated format */
+int f_columnacross; /* columnated format, sorted across */
+int f_flags; /* show flags associated with a file */
+int f_grouponly; /* long listing without owner */
+int f_humanize; /* humanize the size field */
+int f_inode; /* print inode */
+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_numericonly; /* don't convert uid/gid to name */
+int f_octal; /* print octal escapes for nongraphic characters */
+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_stream; /* stream format */
+int f_type; /* add type character for non-regular files */
+int f_typedir; /* add type character for directories */
+int f_whiteout; /* show whiteout entries */
+#endif
+
+void
+rtems_shell_ls_exit (rtems_shell_ls_globals* globals, int code)
+{
+ globals->exit_code = code;
+ longjmp (globals->exit_jmp, 1);
+}
+
+static int main_ls(rtems_shell_ls_globals* globals, int argc, char *argv[]);
+
+int
+rtems_shell_main_ls(int argc, char *argv[])
+{
+ rtems_shell_ls_globals ls_globals;
+ rtems_shell_ls_globals* globals = &ls_globals;
+ memset (globals, 0, sizeof (ls_globals));
+ termwidth = 80;
+ sortkey = BY_NAME;
+ rval = EXIT_SUCCESS;
+ ls_globals.exit_code = 1;
+ if (setjmp (ls_globals.exit_jmp) == 0)
+ return main_ls (globals, argc, argv);
+ return ls_globals.exit_code;
+}
+
+int
+main_ls(rtems_shell_ls_globals* globals, int argc, char *argv[])
+{
+ static char dot[] = ".", *dotav[] = { dot, NULL };
+ //struct winsize win;
+ int ch, fts_options;
+ int kflag = 0;
+ const char *p;
+
+ struct getopt_data getopt_reent;
+ memset(&getopt_reent, 0, sizeof(getopt_data));
+
+#if RTEMS_REMOVED
+ setprogname(argv[0]);
+#endif
+ setlocale(LC_ALL, "");
+
+ /* Terminal defaults to -Cq, non-terminal defaults to -1. */
+ if (isatty(STDOUT_FILENO)) {
+#if RTEMS_REMOVED
+ if (ioctl(STDOUT_FILENO, TIOCGWINSZ, &win) == 0 &&
+ win.ws_col > 0)
+ termwidth = win.ws_col;
+ f_column = f_nonprint = 1;
+#endif
+ } else
+ f_singlecol = 1;
+
+ /* Root is -A automatically. */
+ if (!getuid())
+ f_listdot = 1;
+
+ fts_options = FTS_PHYSICAL;
+ while ((ch = getopt_r(argc, argv,
+ "1ABCFLRSTWabcdfghiklmnopqrstuwx", &getopt_reent)) != -1) {
+ switch (ch) {
+ /*
+ * The -1, -C, -l, -m and -x options all override each other so
+ * shell aliasing works correctly.
+ */
+ case '1':
+ f_singlecol = 1;
+ f_column = f_columnacross = f_longform = f_stream = 0;
+ break;
+ case 'C':
+ f_column = 1;
+ f_columnacross = f_longform = f_singlecol = f_stream =
+ 0;
+ break;
+ case 'g':
+ if (f_grouponly != -1)
+ f_grouponly = 1;
+ f_longform = 1;
+ f_column = f_columnacross = f_singlecol = f_stream = 0;
+ break;
+ case 'l':
+ f_longform = 1;
+ f_column = f_columnacross = f_singlecol = f_stream = 0;
+ /* Never let -g take precedence over -l. */
+ f_grouponly = -1;
+ break;
+ case 'm':
+ f_stream = 1;
+ f_column = f_columnacross = f_longform = f_singlecol =
+ 0;
+ break;
+ case 'x':
+ f_columnacross = 1;
+ f_column = f_longform = f_singlecol = f_stream = 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 'L':
+ fts_options &= ~FTS_PHYSICAL;
+ fts_options |= FTS_LOGICAL;
+ break;
+ case 'R':
+ f_recursive = 1;
+ break;
+ case 'a':
+ fts_options |= FTS_SEEDOT;
+ /* FALLTHROUGH */
+ case 'A':
+ f_listdot = 1;
+ break;
+ /* The -B option turns off the -b, -q and -w options. */
+ case 'B':
+ f_nonprint = 0;
+ f_octal = 1;
+ f_octal_escape = 0;
+ break;
+ /* The -b option turns off the -B, -q and -w options. */
+ case 'b':
+ f_nonprint = 0;
+ f_octal = 0;
+ f_octal_escape = 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 'i':
+ f_inode = 1;
+ break;
+ case 'k':
+ blocksize = 1024;
+ kflag = 1;
+ break;
+ /* The -h option forces all sizes to be measured in bytes. */
+ case 'h':
+ f_humanize = 1;
+ break;
+ case 'n':
+ f_numericonly = 1;
+ break;
+ case 'o':
+ f_flags = 1;
+ break;
+ case 'p':
+ f_typedir = 1;
+ break;
+ /* The -q option turns off the -B, -b and -w options. */
+ case 'q':
+ f_nonprint = 1;
+ f_octal = 0;
+ f_octal_escape = 0;
+ break;
+ case 'r':
+ f_reversesort = 1;
+ break;
+ case 'S':
+ sortkey = BY_SIZE;
+ break;
+ case 's':
+ f_size = 1;
+ break;
+ case 'T':
+ f_sectime = 1;
+ break;
+ case 't':
+ sortkey = BY_TIME;
+ break;
+ case 'W':
+ f_whiteout = 1;
+ break;
+ /* The -w option turns off the -B, -b and -q options. */
+ case 'w':
+ f_nonprint = 0;
+ f_octal = 0;
+ f_octal_escape = 0;
+ break;
+ default:
+ case '?':
+ usage(globals);
+ }
+ }
+ argc -= getopt_reent.optind;
+ argv += getopt_reent.optind;
+
+ if (f_column || f_columnacross || f_stream) {
+ if ((p = getenv("COLUMNS")) != NULL)
+ termwidth = atoi(p);
+ }
+
+ /*
+ * If both -g and -l options, let -l take precedence.
+ */
+ if (f_grouponly == -1)
+ f_grouponly = 0;
+
+ /*
+ * If not -F, -i, -l, -p, -S, -s or -t options, don't require stat
+ * information.
+ */
+ if (!f_inode && !f_longform && !f_size && !f_type && !f_typedir &&
+ sortkey == BY_NAME)
+ 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_inode || f_longform || f_size) {
+#if RTEMS_REMOVED
+ if (!kflag)
+ (void)getbsize(NULL, &blocksize);
+#else
+ /* Make equal to 1 so ls -l shows the actual blcok count */
+ blocksize = 512;
+#endif
+ blocksize /= 512;
+ }
+
+ /* Select a sort function. */
+ if (f_reversesort) {
+ switch (sortkey) {
+ case BY_NAME:
+ sortfcn = revnamecmp;
+ break;
+ case BY_SIZE:
+ sortfcn = revsizecmp;
+ break;
+ case BY_TIME:
+ if (f_accesstime)
+ sortfcn = revacccmp;
+ else if (f_statustime)
+ sortfcn = revstatcmp;
+ else /* Use modification time. */
+ sortfcn = revmodcmp;
+ break;
+ }
+ } else {
+ switch (sortkey) {
+ case BY_NAME:
+ sortfcn = namecmp;
+ break;
+ case BY_SIZE:
+ sortfcn = sizecmp;
+ break;
+ case BY_TIME:
+ if (f_accesstime)
+ sortfcn = acccmp;
+ else if (f_statustime)
+ sortfcn = statcmp;
+ else /* Use modification time. */
+ sortfcn = modcmp;
+ break;
+ }
+ }
+
+ /* Select a print function. */
+ if (f_singlecol)
+ printfcn = printscol;
+ else if (f_columnacross)
+ printfcn = printacol;
+ else if (f_longform)
+ printfcn = printlong;
+ else if (f_stream)
+ printfcn = printstream;
+ else
+ printfcn = printcol;
+
+ if (argc)
+ traverse(globals, argc, argv, fts_options);
+ else
+ traverse(globals, 1, dotav, fts_options);
+ exit(rval);
+ /* NOTREACHED */
+ return 0;
+}
+
+#if RTEMS_REMOVED
+static int output; /* If anything output. */
+#endif
+
+/*
+ * 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(rtems_shell_ls_globals* globals, int argc, char *argv[], int options)
+{
+ FTS *ftsp;
+ FTSENT *p, *chp;
+ int ch_options;
+
+ if ((ftsp =
+ fts_open(argv, options,
+ f_nosort ? NULL : f_listdir ?
+ mastercmp_listdir : mastercmp_no_listdir)) == NULL)
+ err(exit_jump, EXIT_FAILURE, NULL);
+
+ display(globals, NULL, fts_children(ftsp, 0));
+ if (f_listdir)
+ {
+ fts_close(ftsp);
+ 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 = EXIT_FAILURE;
+ 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(globals, p, chp);
+
+ if (!f_recursive && chp != NULL)
+ (void)fts_set(ftsp, p, FTS_SKIP);
+ break;
+ }
+ fts_close(ftsp);
+ if (errno)
+ err(exit_jump, EXIT_FAILURE, "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(rtems_shell_ls_globals* globals, FTSENT *p, FTSENT *list)
+{
+ struct stat *sp;
+ DISPLAY d;
+ FTSENT *cur;
+ NAMES *np;
+ u_int64_t btotal, stotal, maxblock, maxsize;
+ int maxinode, maxnlink, maxmajor, maxminor;
+ int bcfile, entries, flen, glen, ulen, maxflags, maxgroup, maxlen;
+ int maxuser, needstats;
+ const char *user, *group;
+ char buf[21]; /* 64 bits == 20 digits, +1 for NUL */
+ char nuser[12], ngroup[12];
+ char *flags = NULL;
+
+#ifdef __GNUC__
+ /* This outrageous construct just to shut up a GCC warning. */
+ (void) &maxsize;
+#endif
+
+ /*
+ * 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 signalled in traverse().
+ */
+ if (list == NULL)
+ return;
+
+ needstats = f_inode || f_longform || f_size;
+ flen = 0;
+ maxinode = maxnlink = 0;
+ bcfile = 0;
+ maxuser = maxgroup = maxflags = maxlen = 0;
+ btotal = stotal = maxblock = maxsize = 0;
+ maxmajor = maxminor = 0;
+ for (cur = list, entries = 0; cur; cur = cur->fts_link) {
+ uint64_t size;
+ 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 = EXIT_FAILURE;
+ 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 (needstats) {
+ sp = cur->fts_statp;
+ if (sp->st_size < 0)
+ size = sp->st_size * -1;
+ else
+ size = sp->st_size;
+ 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 (size > maxsize)
+ maxsize = size;
+ if (S_ISCHR(sp->st_mode) || S_ISBLK(sp->st_mode)) {
+ bcfile = 1;
+ if (major(sp->st_rdev) > maxmajor)
+ maxmajor = major(sp->st_rdev);
+ if (minor(sp->st_rdev) > maxminor)
+ maxminor = minor(sp->st_rdev);
+ }
+
+ btotal += sp->st_blocks;
+ stotal += size;
+ if (f_longform) {
+ if (f_numericonly ||
+ (user = user_from_uid(sp->st_uid, 0)) ==
+ NULL) {
+ (void)snprintf(nuser, sizeof(nuser),
+ "%u", sp->st_uid);
+ user = nuser;
+ }
+ if (f_numericonly ||
+ (group = group_from_gid(sp->st_gid, 0)) ==
+ NULL) {
+ (void)snprintf(ngroup, sizeof(ngroup),
+ "%u", sp->st_gid);
+ group = ngroup;
+ }
+ if ((ulen = strlen(user)) > maxuser)
+ maxuser = ulen;
+ if ((glen = strlen(group)) > maxgroup)
+ maxgroup = glen;
+#if RTEMS_REMOVED
+ if (f_flags) {
+ flags =
+ flags_to_string(sp->st_flags, "-");
+ if ((flen = strlen(flags)) > maxflags)
+ maxflags = flen;
+ } else
+#endif
+ flen = 0;
+
+ if ((np = malloc(sizeof(NAMES) +
+ ulen + glen + flen + 3)) == NULL)
+ err(exit_jump, EXIT_FAILURE, NULL);
+
+ np->user = &np->data[0];
+ (void)strcpy(np->user, user);
+ np->group = &np->data[ulen + 1];
+ (void)strcpy(np->group, group);
+
+ if (f_flags && flags) {
+ np->flags = &np->data[ulen + glen + 2];
+ (void)strcpy(np->flags, flags);
+ }
+ cur->fts_pointer = np;
+ }
+ }
+ ++entries;
+ }
+
+ if (!entries)
+ return;
+
+ d.list = list;
+ d.entries = entries;
+ d.maxlen = maxlen;
+ if (needstats) {
+ d.btotal = btotal;
+ d.stotal = stotal;
+ if (f_humanize) {
+ d.s_block = 4; /* min buf length for humanize_number */
+ } else {
+ (void)snprintf(buf, sizeof(buf), "%llu",
+ (long long)howmany(maxblock, blocksize));
+ d.s_block = strlen(buf);
+ }
+ d.s_flags = maxflags;
+ d.s_group = maxgroup;
+ (void)snprintf(buf, sizeof(buf), "%u", maxinode);
+ d.s_inode = strlen(buf);
+ (void)snprintf(buf, sizeof(buf), "%u", maxnlink);
+ d.s_nlink = strlen(buf);
+ if (f_humanize) {
+ d.s_size = 4; /* min buf length for humanize_number */
+ } else {
+ (void)snprintf(buf, sizeof(buf), "%llu",
+ (long long)maxsize);
+ d.s_size = strlen(buf);
+ }
+ d.s_user = maxuser;
+ if (bcfile) {
+ (void)snprintf(buf, sizeof(buf), "%u", maxmajor);
+ d.s_major = strlen(buf);
+ (void)snprintf(buf, sizeof(buf), "%u", maxminor);
+ d.s_minor = strlen(buf);
+ if (d.s_major + d.s_minor + 2 > d.s_size)
+ d.s_size = d.s_major + d.s_minor + 2;
+ else if (d.s_size - d.s_minor - 2 > d.s_major)
+ d.s_major = d.s_size - d.s_minor - 2;
+ } else {
+ d.s_major = 0;
+ d.s_minor = 0;
+ }
+ }
+
+ printfcn(globals, &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_no_listdir(const FTSENT **a, const FTSENT **b)
+{
+ int a_info, b_info;
+ int l_f_listdir = 0;
+
+ 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) {
+ if (b_info != FTS_NS)
+ return (1);
+ else if (a_info != FTS_NS)
+ return (-1);
+ else
+ return (namecmp(*a, *b));
+ }
+
+ if (a_info != b_info && !l_f_listdir &&
+ (*a)->fts_level == FTS_ROOTLEVEL) {
+ if (a_info == FTS_D)
+ return (1);
+ else if (b_info == FTS_D)
+ return (-1);
+ }
+ return (sortfcn(*a, *b));
+}
+
+static int
+mastercmp_listdir(const FTSENT **a, const FTSENT **b)
+{
+ int a_info, b_info;
+ int l_f_listdir = 1;
+
+ 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) {
+ if (b_info != FTS_NS)
+ return (1);
+ else if (a_info != FTS_NS)
+ return (-1);
+ else
+ return (namecmp(*a, *b));
+ }
+
+ if (a_info != b_info && !l_f_listdir &&
+ (*a)->fts_level == FTS_ROOTLEVEL) {
+ if (a_info == FTS_D)
+ return (1);
+ else if (b_info == FTS_D)
+ return (-1);
+ }
+ return (sortfcn(*a, *b));
+}
+
+rtems_shell_cmd_t rtems_shell_LS_Command = {
+ "ls", /* name */
+ "ls [dir] # list files in the directory", /* usage */
+ "files", /* topic */
+ rtems_shell_main_ls, /* command */
+ NULL, /* alias */
+ NULL /* next */
+};
generated by cgit v1.2.3 (git 2.25.1) at 2024-05-30 08:01:05 +0000