diff options
Diffstat (limited to 'nss/nss_db/db-alias.c')
| -rw-r--r-- | nss/nss_db/db-alias.c | 24 |
1 files changed, 22 insertions, 2 deletions
diff --git a/nss/nss_db/db-alias.c b/nss/nss_db/db-alias.c index 2c44f4df79..349ce9cfb2 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 <drepper@cygnus.com>, 1996. @@ -50,7 +50,27 @@ internal_setent (int stayopen) db = dbopen (_PATH_VARDB "aliases.db", O_RDONLY, 0, DB_BTREE, NULL); if (db == NULL) - status = NSS_STATUS_UNAVAIL; + status = errno == EAGAIN ? NSS_STATUS_TRYAGAIN : 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. */ |