125 lines
3.6 KiB
C
125 lines
3.6 KiB
C
/* $NetBSD: ls.c,v 1.21 2011/08/31 16:24:57 plunky Exp $ */
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/*
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* Copyright (c) 1989, 1993
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* The Regents of the University of California. All rights reserved.
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*
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* Redistribution and use in source and binary forms, with or without
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* modification, are permitted provided that the following conditions
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* are met:
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* 1. Redistributions of source code must retain the above copyright
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* notice, this list of conditions and the following disclaimer.
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* 2. Redistributions in binary form must reproduce the above copyright
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* notice, this list of conditions and the following disclaimer in the
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* documentation and/or other materials provided with the distribution.
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* 3. Neither the name of the University nor the names of its contributors
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* may be used to endorse or promote products derived from this software
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* without specific prior written permission.
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*
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* THIS SOFTWARE IS PROVIDED BY THE REGENTS AND CONTRIBUTORS ``AS IS'' AND
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* ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
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* IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
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* ARE DISCLAIMED. IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE
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* FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
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* DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
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* OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
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* HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
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* LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
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* OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
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* SUCH DAMAGE.
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*/
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#include <sys/cdefs.h>
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#ifndef lint
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#if 0
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static char sccsid[] = "from: @(#)ls.c 8.1 (Berkeley) 6/6/93";
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#else
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__RCSID("$NetBSD: ls.c,v 1.21 2011/08/31 16:24:57 plunky Exp $");
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#endif
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#endif /* not lint */
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#include <sys/param.h>
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#include <sys/stat.h>
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#include <err.h>
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#include <errno.h>
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#include <fts.h>
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#include <grp.h>
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#include <pwd.h>
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#include <stdio.h>
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#include <stdlib.h>
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#include <string.h>
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#include <time.h>
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#include <tzfile.h>
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#include <unistd.h>
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#include "find.h"
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/* Derived from the print routines in the ls(1) source code. */
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static void printlink(char *);
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static void printtime(time_t);
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void
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printlong(char *name, /* filename to print */
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char *accpath, /* current valid path to filename */
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struct stat *sb) /* stat buffer */
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{
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char modep[15];
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(void)printf("%7lu %6lld ", (u_long)sb->st_ino,
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(long long)sb->st_blocks);
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(void)strmode(sb->st_mode, modep);
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(void)printf("%s %3lu %-*s %-*s ", modep, (unsigned long)sb->st_nlink,
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LOGIN_NAME_MAX, user_from_uid(sb->st_uid, 0), LOGIN_NAME_MAX,
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group_from_gid(sb->st_gid, 0));
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if (S_ISCHR(sb->st_mode) || S_ISBLK(sb->st_mode))
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(void)printf("%3llu,%5llu ",
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(unsigned long long)major(sb->st_rdev),
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(unsigned long long)minor(sb->st_rdev));
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else
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(void)printf("%9lld ", (long long)sb->st_size);
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printtime(sb->st_mtime);
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(void)printf("%s", name);
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if (S_ISLNK(sb->st_mode))
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printlink(accpath);
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(void)putchar('\n');
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}
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static void
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printtime(time_t ftime)
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{
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int i;
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char *longstring;
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longstring = ctime(&ftime);
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for (i = 4; i < 11; ++i)
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(void)putchar(longstring[i]);
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#define SIXMONTHS ((DAYSPERNYEAR / 2) * SECSPERDAY)
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if (ftime + SIXMONTHS > time(NULL))
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for (i = 11; i < 16; ++i)
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(void)putchar(longstring[i]);
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else {
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(void)putchar(' ');
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for (i = 20; i < 24; ++i)
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(void)putchar(longstring[i]);
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}
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(void)putchar(' ');
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}
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static void
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printlink(char *name)
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{
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int lnklen;
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char path[MAXPATHLEN + 1];
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if ((lnklen = readlink(name, path, sizeof(path) - 1)) == -1) {
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warn("%s", name);
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return;
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}
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path[lnklen] = '\0';
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(void)printf(" -> %s", path);
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}
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