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Remove SB_PAD. Compute padding at compile time.

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This commit is contained in:
Bruce Momjian
1997-01-23 18:15:29 +00:00
parent f0ff9ac0c2
commit fa937b5e6b
3 changed files with 36 additions and 21 deletions
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10
src/backend/storage/buffer/buf_init.c
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@ -7,7 +7,7 @@
*
*
* IDENTIFICATION
* $Header: /cvsroot/pgsql/src/backend/storage/buffer/buf_init.c,v 1.4 1997/01/16 08:04:30 vadim Exp $
* $Header: /cvsroot/pgsql/src/backend/storage/buffer/buf_init.c,v 1.5 1997/01/23 18:14:40 momjian Exp $
*
*-------------------------------------------------------------------------
*/
@ -135,6 +135,14 @@ InitBufferPool(IPCKey key)
bool foundBufs,foundDescs;
int i;
/* check padding of BufferDesc and BufferHdr */
if (sizeof(struct sbufdesc) != PADDED_SBUFDESC_SIZE)
elog(WARN,"Internal error: sbufdesc does not have the proper size, "
"contact the Postgres developers");
if (sizeof(struct sbufdesc_unpadded) <= PADDED_SBUFDESC_SIZE/2)
elog(WARN,"Internal error: sbufdesc is greatly over-sized, "
"contact the Postgres developers");
Data_Descriptors = NBuffers;
Free_List_Descriptor = Data_Descriptors;
Lookup_List_Descriptor = Data_Descriptors + 1;