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From: "Eugene Shvetc" <eugene@shvetc.marka.net.ua>
To: "Morgan Davis" <mdavis@io.cts.com>
Cc: <freebsd-stable@freebsd.org>
Subject: Re: unremovable library files
Date: Sun, 2 Nov 1997 12:15:12 +0200
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>I've successfully cvsupped 2.2.5-RELEASE sources, made world, rebooted
>several times, and all is quite dandy.  However, my drive where I keep
>/usr/src and /usr/obj is at 95%.  To free some space, I wanted to
>remove all the stuff in the obj directory.  An rm -r did the trick,
>except it refuses to remove the following files and directories in
>/usr/obj/tmp:
>
>total 3
>drwxr-xr-x  2 bin  bin  2048 Nov  2 00:41 lib/
>drwxr-xr-x  2 bin  bin   512 Nov  2 00:41 libexec/
>
>./lib:
>total 486
>-r--r--r--  1 bin  bin  451474 Oct 25 03:06 libc.so.3.0
>-r--r--r--  1 bin  bin   12583 Oct 25 02:03 libcipher.so.2.0
>-r--r--r--  1 bin  bin   16698 Oct 25 03:06 libdescrypt.so.2.0
>
>./libexec:
>total 68
>-r-xr-xr-x  1 bin  bin  69632 Oct 25 00:35 ld.so*
>
>
>I get "operation not permitted" errors (yes, I'm root).  I'm not sure
>I understand why libraries that were built in /usr/obj/tmp and
>installed into their rightful locations refuse to be deleted even
>after rebooting.  Further, ldconfig doesn't include /usr/obj/tmp/lib
>or /usr/obj/tmp/libexec at boot time.  So I'm baffled.
>
>What's up with this?
>
>--Morgan
>

Try ls -lo. There files have schg flag. You can remove it using chflags -R
noschg /usr/obj/tmp