aboutsummaryrefslogtreecommitdiff
path: root/src/include/storage/backendid.h
blob: c631d9c38cef3c1ca096a718f3c500f9c5de620a (plain)
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
/*-------------------------------------------------------------------------
 *
 * backendid.h--
 *    POSTGRES backend id communication definitions
 *
 *
 * Copyright (c) 1994, Regents of the University of California
 *
 * $Id: backendid.h,v 1.2 1996/11/05 06:10:52 scrappy Exp $
 *
 *-------------------------------------------------------------------------
 */
#ifndef	BACKENDID_H
#define BACKENDID_H

/* ----------------
 *	-cim 8/17/90
 * ----------------
 */
typedef int16	BackendId;	/* unique currently active backend identifier */

#define InvalidBackendId	(-1)

typedef int32	BackendTag;	/* unique backend identifier */

#define InvalidBackendTag	(-1)

extern BackendId	MyBackendId;	/* backend id of this backend */
extern BackendTag	MyBackendTag;	/* backend tag of this backend */

#endif /* BACKENDID_H */