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

Tweak palloc/repalloc to allow zero bytes to be requested, as per recent

proposal.  Eliminate several dozen now-unnecessary hacks to avoid palloc(0).
(It's likely there are more that I didn't find.)
This commit is contained in:
Tom Lane
2004-06-05 19:48:09 +00:00
parent 24a1e20f14
commit c3a153afed
19 changed files with 113 additions and 113 deletions

View File

@ -8,7 +8,7 @@
*
*
* IDENTIFICATION
* $PostgreSQL: pgsql/src/backend/tcop/pquery.c,v 1.79 2004/05/26 18:54:08 tgl Exp $
* $PostgreSQL: pgsql/src/backend/tcop/pquery.c,v 1.80 2004/06/05 19:48:08 tgl Exp $
*
*-------------------------------------------------------------------------
*/
@ -347,10 +347,9 @@ PortalSetResultFormat(Portal portal, int nFormats, int16 *formats)
if (portal->tupDesc == NULL)
return;
natts = portal->tupDesc->natts;
/* +1 avoids palloc(0) if no columns */
portal->formats = (int16 *)
MemoryContextAlloc(PortalGetHeapMemory(portal),
(natts + 1) * sizeof(int16));
natts * sizeof(int16));
if (nFormats > 1)
{
/* format specified for each column */