diff options
Diffstat (limited to 'src/backend/storage/buf.h')
| -rw-r--r-- | src/backend/storage/buf.h | 47 |
1 files changed, 0 insertions, 47 deletions
diff --git a/src/backend/storage/buf.h b/src/backend/storage/buf.h deleted file mode 100644 index 73582e8a61c..00000000000 --- a/src/backend/storage/buf.h +++ /dev/null @@ -1,47 +0,0 @@ -/*------------------------------------------------------------------------- - * - * buf.h-- - * Basic buffer manager data types. - * - * - * Copyright (c) 1994, Regents of the University of California - * - * $Id: buf.h,v 1.1.1.1 1996/07/09 06:21:52 scrappy Exp $ - * - *------------------------------------------------------------------------- - */ -#ifndef BUF_H -#define BUF_H - -#define InvalidBuffer (0) -#define UnknownBuffer (-99999) - -typedef long Buffer; - -/* - * BufferIsInvalid -- - * True iff the buffer is invalid. - */ -#define BufferIsInvalid(buffer) ((buffer) == InvalidBuffer) - -/* - * BufferIsUnknown -- - * True iff the buffer is unknown. - */ -#define BufferIsUnknown(buffer) ((buffer) == UnknownBuffer) - -/* - * BufferIsLocal -- - * True iff the buffer is local (not visible to other servers). - */ -#define BufferIsLocal(buffer) ((buffer) < 0) - -/* - * If NO_BUFFERISVALID is defined, all error checking using BufferIsValid() - * are suppressed. Decision-making using BufferIsValid is not affected. - * This should be set only if one is sure there will be no errors. - * - plai 9/10/90 - */ -#undef NO_BUFFERISVALID - -#endif /* BUF_H */ |