From 6eb119a91e80ae2e8e40e36e28353dc2f4340f51 Mon Sep 17 00:00:00 2001 From: Paul Eggert Date: Fri, 28 Jul 2006 07:27:56 +0000 Subject: [PATCH] chmod now preserves setuid and setgid bits on directories if you use a numeric mode with them clear, e.g., "chmod 755 DIR". --- NEWS | 6 ++++-- 1 file changed, 4 insertions(+), 2 deletions(-) diff --git a/NEWS b/NEWS index 976afca84d..c1cd384f12 100644 --- a/NEWS +++ b/NEWS @@ -31,8 +31,10 @@ GNU coreutils NEWS -*- outline -*- `chmod 755 DIR' and `chmod u=rwx,go=rx DIR' now preserve DIR's set-user-ID and set-group-ID bits instead of clearing them, and similarly for `mkdir -m 755 DIR' and `mkdir -m u=rwx,go=rx DIR'. To - clear the bits, mention them explicitly, e.g., `chmod 0755 DIR' or - `mkdir -m a-s,u=rwx,go=rx DIR'. This change is for convenience on + clear the bits, mention them explicitly in a symbolic mode, e.g., + `mkdir -m u=rwx,go=rx,-s DIR'. To set them, mention them explicitly + in either a symbolic or a numeric mode, e.g., `mkdir -m 2755 DIR', + `mkdir -m u=rwx,go=rx,g+s' DIR. This change is for convenience on systems where these bits inherit from parents. Unfortunately other operating systems are not consistent here, and portable scripts cannot assume the bits are set, cleared, or preserved, even when the -- 2.47.3