Date: Sat, 6 May 2006 14:04:49 GMT From: Dmitry Kazarov <kazarov@mcm.ru> To: freebsd-gnats-submit@FreeBSD.org Subject: bin/96864: nodump parameter for du Message-ID: <200605061404.k46E4nVa027013@www.freebsd.org> Resent-Message-ID: <200605061410.k46EADuH072170@freefall.freebsd.org>
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>Number: 96864
>Category: bin
>Synopsis: nodump parameter for du
>Confidential: no
>Severity: non-critical
>Priority: low
>Responsible: freebsd-bugs
>State: open
>Quarter:
>Keywords:
>Date-Required:
>Class: change-request
>Submitter-Id: current-users
>Arrival-Date: Sat May 06 14:10:13 GMT 2006
>Closed-Date:
>Last-Modified:
>Originator: Dmitry Kazarov
>Release: FreeBSD 6.1-RC
>Organization:
Telecom Service T
>Environment:
FreeBSD CE.multicom.ru 6.1-RC FreeBSD 6.1-RC #0: Fri May 5 12:18:36 MSD 2006 root@CE.multicom.ru:/var/tmp/obj/usr/src/sys/CE i386
>Description:
It's very hard to estimate dump size if some files or dirs are marked with NODUMP flag. I've added flag to du to omit such files.
>How-To-Repeat:
>Fix:
--- du.1.orig Sat May 6 17:56:02 2006
+++ du.1 Sat May 6 17:55:02 2006
@@ -43,6 +43,7 @@
.Op Fl H | L | P
.Op Fl a | s | d Ar depth
.Op Fl c
+.Op Fl n
.Op Fl h | k | m
.Op Fl x
.Op Fl I Ar mask
@@ -91,6 +92,8 @@
directories deep.
.It Fl c
Display a grand total.
+.It Fl n
+Omit files and directories with nodump flag set.
.It Fl k
Display block counts in 1024-byte (1-Kbyte) blocks.
.It Fl m
--- du.c.orig Sat May 6 17:52:33 2006
+++ du.c Sat May 6 17:53:10 2006
@@ -71,6 +71,8 @@
SLIST_ENTRY(ignentry) next;
};
+int nodumpflag = 0;
+
static int linkchk(FTSENT *);
static void usage(void);
void prthumanval(int64_t);
@@ -101,7 +103,7 @@
depth = INT_MAX;
SLIST_INIT(&ignores);
- while ((ch = getopt(argc, argv, "HI:LPasd:chkmrx")) != -1)
+ while ((ch = getopt(argc, argv, "HI:LPasd:chkmnrx")) != -1)
switch (ch) {
case 'H':
Hflag = 1;
@@ -149,6 +151,9 @@
hflag = 0;
putenv("BLOCKSIZE=1048576");
break;
+ case 'n':
+ nodumpflag = 1;
+ break;
case 'r': /* Compatibility. */
break;
case 'x':
@@ -438,7 +443,7 @@
usage(void)
{
(void)fprintf(stderr,
- "usage: du [-H | -L | -P] [-a | -s | -d depth] [-c] [-h | -k | -m] [-x] [-I mask] [file ...]\n");
+ "usage: du [-H | -L | -P] [-a | -s | -d depth] [-n] [-c] [-h | -k | -m] [-x] [-I mask] [file ...]\n");
exit(EX_USAGE);
}
@@ -473,6 +478,9 @@
ignorep(FTSENT *ent)
{
struct ignentry *ign;
+
+ if( nodumpflag && ( ent->fts_statp->st_flags & UF_NODUMP ) )
+ return 1;
SLIST_FOREACH(ign, &ignores, next)
if (fnmatch(ign->mask, ent->fts_name, 0) != FNM_NOMATCH)
>Release-Note:
>Audit-Trail:
>Unformatted:
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