From 3b727ccb70d288b30d3af5d7964e703bc47b33fb Mon Sep 17 00:00:00 2001 From: Denys Vlasenko Date: Fri, 18 Jun 2010 02:12:56 +0200 Subject: [PATCH] add a comment about sed and suid bits Signed-off-by: Denys Vlasenko --- editors/sed.c | 2 ++ 1 file changed, 2 insertions(+) diff --git a/editors/sed.c b/editors/sed.c index a5ef400fc..28f0c7318 100644 --- a/editors/sed.c +++ b/editors/sed.c @@ -1365,6 +1365,8 @@ int sed_main(int argc UNUSED_PARAM, char **argv) /* Set permissions/owner of output file */ fstat(fileno(file), &statbuf); + /* chmod'ing AFTER chown would preserve suid/sgid bits, + * but GNU sed 4.2.1 does not preserve them either */ fchmod(nonstdoutfd, statbuf.st_mode); fchown(nonstdoutfd, statbuf.st_uid, statbuf.st_gid); add_input_file(file); -- 2.25.1