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Document -k flag.

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This commit is contained in:
Philippe Charnier 1997-06-30 06:50:07 +00:00
parent 812bff99b4
commit 1aa67f6900
Notes: svn2git 2020-12-20 02:59:44 +00:00 
svn path=/head/; revision=27099
2 changed files with 15 additions and 8 deletions
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16
usr.bin/du/du.1
View File

@ -30,7 +30,7 @@
.\" SUCH DAMAGE.
.\"
.\" @(#)du.1 8.2 (Berkeley) 4/1/94
.\" $Id$
.\" $Id: du.1,v 1.8 1997/02/22 19:54:52 peter Exp $
.\"
.Dd April 1, 1994
.Dt DU 1
@ -42,6 +42,7 @@
.Nm du
.Op Fl H | Fl L | Fl P
.Op Fl a | s | d Ar depth
.Op Fl k
.Op Fl x
.Op Ar file ...
.Sh DESCRIPTION
@ -55,6 +56,10 @@ the current directory is displayed.
The number of blocks are in the same units as that returned by the
.Xr stat 2
system call, i.e. 512-byte blocks.
If the
.Fl k
flag is specified, the number displayed is the number of 1024-byte
blocks.
Partial numbers of blocks are rounded up.
.Pp
The options are as follows:
@ -108,12 +113,15 @@ Files having multiple hard links are counted (and displayed) a single
time per
.Nm du
execution.
.Sh ENVIRONMENTAL VARIABLES
.Sh ENVIRONMENT VARIABLES
.Bl -tag -width BLOCKSIZE
.It Ev BLOCKSIZE
If the environmental variable
If the environment variable
.Ev BLOCKSIZE
is set, the block counts will be displayed in units of that size block.
is set, and the
.Fl k
option is not specified, the block counts will be displayed in units of that
size block.
.El
.Sh SEE ALSO
.Xr df 1 ,

7
usr.bin/du/du.c
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@ -57,7 +57,7 @@ static char sccsid[] = "@(#)du.c 8.5 (Berkeley) 5/4/95";
#include <unistd.h>
int linkchk __P((FTSENT *));
void usage __P((void));
static void usage __P((void));
int
main(argc, argv)
@ -231,17 +231,16 @@ linkchk(p)
if (nfiles == maxfiles && (files = realloc((char *)files,
(u_int)(sizeof(ID) * (maxfiles += 128)))) == NULL)
err(1, "");
err(1, "can't allocate memory");
files[nfiles].inode = ino;
files[nfiles].dev = dev;
++nfiles;
return (0);
}
void
static void
usage()
{
(void)fprintf(stderr,
"usage: du [-H | -L | -P] [-a | -s | -d depth] [-k] [-x] [file ...]\n");
exit(1);