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File: [cvs.NetBSD.org] / src / sys / stand / ls.c (download)

Revision 1.8, Sun Sep 13 15:19:13 1998 UTC (25 years, 6 months ago) by christos
Branch: MAIN
CVS Tags: wrstuden-devbsize-base, wrstuden-devbsize-19991221, wrstuden-devbsize, thorpej_scsipi_nbase, thorpej_scsipi_beforemerge, thorpej_scsipi_base, thorpej_scsipi, thorpej-mips-cache-base, thorpej-mips-cache, thorpej-devvp-base3, thorpej-devvp-base2, thorpej-devvp-base, thorpej-devvp, pre-chs-ubcperf, post-chs-ubcperf, netbsd-1-5-base, netbsd-1-5-RELEASE, netbsd-1-5-PATCH003, netbsd-1-5-PATCH002, netbsd-1-5-PATCH001, netbsd-1-5-BETA2, netbsd-1-5-BETA, netbsd-1-5-ALPHA2, netbsd-1-5, netbsd-1-4-base, netbsd-1-4-RELEASE, netbsd-1-4-PATCH003, netbsd-1-4-PATCH002, netbsd-1-4-PATCH001, netbsd-1-4, minoura-xpg4dl-base, minoura-xpg4dl, kenh-if-detach-base, kenh-if-detach, kame_14_19990705, kame_14_19990628, kame_141_19991130, kame, fvdl-softdep-base, fvdl-softdep, comdex-fall-1999-base, comdex-fall-1999, chs-ubc2-newbase, chs-ubc2-base, chs-ubc2, chs-ubc-base, chs-ubc
Branch point for: nathanw_sa, kqueue
Changes since 1.7: +10 -5 lines

Fix rcsid's

/*	$NetBSD: ls.c,v 1.8 1998/09/13 15:19:13 christos Exp $	*/

/*-
 * Copyright (c) 1993
 *	The Regents of the University of California.  All rights reserved.
 *
 * 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.
 */

#include <sys/cdefs.h>
#ifndef lint
__COPYRIGHT("@(#) Copyright (c) 1993\n\
	The Regents of the University of California.  All rights reserved.\n");
#endif /* not lint */

#ifndef lint
#if 0
static char sccsid[] = "@(#)ls.c	8.1 (Berkeley) 6/11/93";
#else
__RCSID("$NetBSD: ls.c,v 1.8 1998/09/13 15:19:13 christos Exp $");
#endif
#endif /* not lint */

#include <sys/param.h>
#include <sys/stat.h>
#include <sys/dirent.h>
#include <ufs/ufs/dir.h>
#include <ufs/ufs/dinode.h>
#include <sys/ttychars.h>
#include <lib/libsa/stand.h>

int main __P((void));
static void ls __P((int));

int
main()
{
	struct stat st;
	int fd;

	for (;;) {
		if ((fd = getfile("ls", 0)) == -1)
			exit();

		if (fstat(fd, &st) == -1) {
			printf("ls: cannot stat\n");
			continue;
		}

		if (!S_ISDIR(st.st_mode)) {
			printf("ls: not a direntory\n");
			continue;
		}
		if (st.st_size == 0) {
			printf("ls: zero length direntory\n");
			continue;
		}
		ls(fd);
	}
}

typedef struct dirent	DP;
static void
ls(fd)
	register int fd;
{
	register int size;
	register char *dp;
	char dirbuf[DIRBLKSIZ];

	printf("\ninode\tname\n");
	while ((size = read(fd, dirbuf, DIRBLKSIZ)) == DIRBLKSIZ)
		for (dp = dirbuf; (dp < (dirbuf + size)) &&
		    (dp + ((DP *)dp)->d_reclen) < (dirbuf + size);
		    dp += ((DP *)dp)->d_reclen) {
			if (((DP *)dp)->d_fileno == 0)
				continue;
			if (((DP *)dp)->d_namlen > MAXNAMLEN+1) {
				printf("Corrupt file name length!  Run fsck soon!\n");
				return;
			}
			printf("%d\t%s\n", ((DP *)dp)->d_fileno,
			    ((DP *)dp)->d_name);
		}
}