database/postgres
1
0
Fork 0
mirror of https://github.com/postgres/postgres.git synced 2025-07-28 23:42:10 +03:00
Code Activity

Standardize on just one spelling of BITSPERBYTE.

Browse Source
This commit is contained in:
Tom Lane
2000-08-20 19:31:37 +00:00
parent 81ddc46c8c
commit d594eecde2
2 changed files with 10 additions and 18 deletions
Download Patch File Download Diff File Expand all files Collapse all files

24
src/backend/lib/bit.c
View File

@ -8,40 +8,34 @@
*
*
* IDENTIFICATION
* $Header: /cvsroot/pgsql/src/backend/lib/Attic/bit.c,v 1.9 2000/01/26 05:56:26 momjian Exp $
* $Header: /cvsroot/pgsql/src/backend/lib/Attic/bit.c,v 1.10 2000/08/20 19:31:37 tgl Exp $
*
*-------------------------------------------------------------------------
*/
/*
* utils/memutils.h contains declarations of the functions in this file
*/
#include "postgres.h"
#include "utils/bit.h"
void
BitArraySetBit(BitArray bitArray, BitIndex bitIndex)
{
bitArray[bitIndex / BitsPerByte]
|= (1 << (BitsPerByte - (bitIndex % BitsPerByte) - 1));
return;
bitArray[bitIndex / BITSPERBYTE] |=
(1 << (BITSPERBYTE - 1 - (bitIndex % BITSPERBYTE)));
}
void
BitArrayClearBit(BitArray bitArray, BitIndex bitIndex)
{
bitArray[bitIndex / BitsPerByte]
&= ~(1 << (BitsPerByte - (bitIndex % BitsPerByte) - 1));
return;
bitArray[bitIndex / BITSPERBYTE] &=
~(1 << (BITSPERBYTE - 1 - (bitIndex % BITSPERBYTE)));
}
bool
BitArrayBitIsSet(BitArray bitArray, BitIndex bitIndex)
{
return ((bool) (((bitArray[bitIndex / BitsPerByte] &
(1 << (BitsPerByte - (bitIndex % BitsPerByte)
- 1)
)
) != 0) ? 1 : 0));
return ((bitArray[bitIndex / BITSPERBYTE] &
(1 << (BITSPERBYTE - 1 - (bitIndex % BITSPERBYTE)))
) != 0);
}