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

Some changes to prepare for LONG attributes.

Browse Source 
Jan
This commit is contained in:
Jan Wieck
1999-12-16 22:20:03 +00:00
parent 5ca971a18a
commit 397e9b32a3
43 changed files with 235 additions and 115 deletions
Download Patch File Download Diff File Expand all files Collapse all files

27
src/backend/access/common/heaptuple.c
View File

@ -8,7 +8,7 @@
*
*
* IDENTIFICATION
* $Header: /cvsroot/pgsql/src/backend/access/common/heaptuple.c,v 1.58 1999/07/19 07:07:15 momjian Exp $
* $Header: /cvsroot/pgsql/src/backend/access/common/heaptuple.c,v 1.59 1999/12/16 22:19:34 wieck Exp $
*
* NOTES
* The old interface functions have been converted to macros
@ -562,6 +562,7 @@ heap_copytuple(HeapTuple tuple)
newTuple = (HeapTuple) palloc(HEAPTUPLESIZE + tuple->t_len);
newTuple->t_len = tuple->t_len;
newTuple->t_self = tuple->t_self;
newTuple->t_datamcxt = CurrentMemoryContext;
newTuple->t_data = (HeapTupleHeader) ((char *) newTuple + HEAPTUPLESIZE);
memmove((char *) newTuple->t_data,
(char *) tuple->t_data, (int) tuple->t_len);
@ -585,6 +586,7 @@ heap_copytuple_with_tuple(HeapTuple src, HeapTuple dest)
dest->t_len = src->t_len;
dest->t_self = src->t_self;
dest->t_datamcxt = CurrentMemoryContext;
dest->t_data = (HeapTupleHeader) palloc(src->t_len);
memmove((char *) dest->t_data,
(char *) src->t_data, (int) src->t_len);
@ -682,6 +684,7 @@ heap_formtuple(TupleDesc tupleDescriptor,
len += ComputeDataSize(tupleDescriptor, value, nulls);
tuple = (HeapTuple) palloc(HEAPTUPLESIZE + len);
tuple->t_datamcxt = CurrentMemoryContext;
td = tuple->t_data = (HeapTupleHeader) ((char *) tuple + HEAPTUPLESIZE);
MemSet((char *) td, 0, (int) len);
@ -792,6 +795,27 @@ heap_modifytuple(HeapTuple tuple,
return newTuple;
}
/* ----------------
* heap_freetuple
* ----------------
*/
void
heap_freetuple(HeapTuple htup)
{
extern int getpid();
if (htup->t_data != NULL)
if (htup->t_datamcxt != NULL && (char *)(htup->t_data) !=
((char *) htup + HEAPTUPLESIZE))
{
elog(NOTICE, "TELL Jan Wieck: heap_freetuple() found separate t_data");
}
pfree(htup);
}
/* ----------------------------------------------------------------
* other misc functions
* ----------------------------------------------------------------
@ -814,6 +838,7 @@ heap_addheader(uint32 natts, /* max domain index */
hoff = len = MAXALIGN(len); /* be conservative */
len += structlen;
tuple = (HeapTuple) palloc(HEAPTUPLESIZE + len);
tuple->t_datamcxt = CurrentMemoryContext;
td = tuple->t_data = (HeapTupleHeader) ((char *) tuple + HEAPTUPLESIZE);
MemSet((char *) td, 0, (int) len);