From 39c2e9a7182f9c48c125b3871eefbbc1076efae9 Mon Sep 17 00:00:00 2001 From: drepper Date: Mon, 28 Jul 1997 22:01:52 +0000 Subject: [PATCH] (internal_setent): Set FD_CLOEXEC for stream on input file. --- nss/nss_db/db-alias.c | 22 +++++++++++++++++++++- 1 file changed, 21 insertions(+), 1 deletion(-) diff --git a/nss/nss_db/db-alias.c b/nss/nss_db/db-alias.c index 8b8cb41238..810fc3aba6 100644 --- a/nss/nss_db/db-alias.c +++ b/nss/nss_db/db-alias.c @@ -1,5 +1,5 @@ /* Mail alias file parser in nss_db module. - Copyright (C) 1996 Free Software Foundation, Inc. + Copyright (C) 1996, 1997 Free Software Foundation, Inc. This file is part of the GNU C Library. Contributed by Ulrich Drepper , 1996. @@ -51,6 +51,26 @@ internal_setent (int stayopen) if (db == NULL) status = NSS_STATUS_UNAVAIL; + else + { + /* We have to make sure the file is `closed on exec'. */ + int result, flags; + + result = flags = fcntl ((*db->fd) (db), F_GETFD, 0); + if (result >= 0) + { + flags |= FD_CLOEXEC; + result = fcntl ((*db->fd) (db), F_SETFD, flags); + } + if (result < 0) + { + /* Something went wrong. Close the stream and return a + failure. */ + (*db->close) (db); + db = NULL; + status = NSS_STATUS_UNAVAIL; + } + } } /* Remember STAYOPEN flag. */ -- 2.11.0