xref: /illumos-gate/usr/src/cmd/sendmail/include/sm/bdb.h (revision aaceae985c2e78cadef76bf0b7b50ed887ccb3a6)
1 /*
2  * Copyright (c) 2002, 2003 Sendmail, Inc. and its suppliers.
3  *	All rights reserved.
4  *
5  * By using this file, you agree to the terms and conditions set
6  * forth in the LICENSE file which can be found at the top level of
7  * the sendmail distribution.
8  *
9  *
10  *	$Id: bdb.h,v 1.1.2.4 2003/03/06 16:27:38 ca Exp $
11  */
12 
13 #ifndef	SM_BDB_H
14 #define SM_BDB_H
15 
16 #if NEWDB
17 # include <db.h>
18 # ifndef DB_VERSION_MAJOR
19 #  define DB_VERSION_MAJOR 1
20 # endif /* ! DB_VERSION_MAJOR */
21 
22 # if DB_VERSION_MAJOR >= 4 && DB_VERSION_MINOR >= 1
23 
24 #  define DBTXN	NULL ,
25 
26 /*
27 **  Always turn on DB_FCNTL_LOCKING for DB 4.1.x since its
28 **  "workaround" for accepting an empty (locked) file depends on
29 **  this flag. Notice: this requires 4.1.24 + patch (which should be
30 **  part of 4.1.25).
31 */
32 
33 #  define SM_DB_FLAG_ADD(flag)	(flag) |= DB_FCNTL_LOCKING
34 
35 # else /* DB_VERSION_MAJOR >= 4 && DB_VERSION_MINOR >= 1 */
36 
37 #  define DBTXN
38 #  if !HASFLOCK && defined(DB_FCNTL_LOCKING)
39 #   define SM_DB_FLAG_ADD(flag)	(flag) |= DB_FCNTL_LOCKING
40 #  else /* !HASFLOCK && defined(DB_FCNTL_LOCKING) */
41 #   define SM_DB_FLAG_ADD(flag)	((void) 0)
42 #  endif /* !HASFLOCK && defined(DB_FCNTL_LOCKING) */
43 
44 # endif /* DB_VERSION_MAJOR >= 4 && DB_VERSION_MINOR >= 1 */
45 #endif /* NEWDB */
46 
47 #endif /* ! SM_BDB_H */
48