Add new palloc0 call as merge of palloc and MemSet(0).

This commit is contained in:
Bruce Momjian 2002-11-13 00:39:48 +00:00
parent aaa3a0caa6
commit 9b12ab6d5d
37 changed files with 107 additions and 210 deletions

View File

@ -1442,8 +1442,7 @@ init_dblink_results(MemoryContext fn_mcxt)
oldcontext = MemoryContextSwitchTo(fn_mcxt);
retval = (dblink_results *) palloc(sizeof(dblink_results));
MemSet(retval, 0, sizeof(dblink_results));
retval = (dblink_results *) palloc0(sizeof(dblink_results));
retval->tup_num = -1;
retval->res_id_index = -1;

View File

@ -916,10 +916,8 @@ new_intArrayType(int num)
ArrayType *r;
int nbytes = ARR_OVERHEAD(NDIM) + sizeof(int) * num;
r = (ArrayType *) palloc(nbytes);
r = (ArrayType *) palloc0(nbytes);
MemSet(r, 0, nbytes);
ARR_SIZE(r) = nbytes;
ARR_NDIM(r) = NDIM;
ARR_ELEMTYPE(r) = INT4OID;

View File

@ -9,7 +9,7 @@
*
*
* IDENTIFICATION
* $Header: /cvsroot/pgsql/src/backend/access/common/indextuple.c,v 1.62 2002/11/11 03:02:18 momjian Exp $
* $Header: /cvsroot/pgsql/src/backend/access/common/indextuple.c,v 1.63 2002/11/13 00:39:46 momjian Exp $
*
*-------------------------------------------------------------------------
*/
@ -121,9 +121,8 @@ index_formtuple(TupleDesc tupleDescriptor,
#endif
size = MAXALIGN(size); /* be conservative */
tp = (char *) palloc(size);
tp = (char *) palloc0(size);
tuple = (IndexTuple) tp;
MemSet(tp, 0, size);
DataFill((char *) tp + hoff,
tupleDescriptor,

View File

@ -8,7 +8,7 @@
*
*
* IDENTIFICATION
* $Header: /cvsroot/pgsql/src/backend/access/common/tupdesc.c,v 1.93 2002/11/11 03:02:18 momjian Exp $
* $Header: /cvsroot/pgsql/src/backend/access/common/tupdesc.c,v 1.94 2002/11/13 00:39:46 momjian Exp $
*
* NOTES
* some of the executor utility code such as "ExecTypeFromTL" should be
@ -60,8 +60,7 @@ CreateTemplateTupleDesc(int natts, bool hasoid)
{
uint32 size = natts * sizeof(Form_pg_attribute);
desc->attrs = (Form_pg_attribute *) palloc(size);
MemSet(desc->attrs, 0, size);
desc->attrs = (Form_pg_attribute *) palloc0(size);
}
else
desc->attrs = NULL;

View File

@ -8,7 +8,7 @@
* Portions Copyright (c) 1994, Regents of the University of California
*
* IDENTIFICATION
* $Header: /cvsroot/pgsql/src/backend/access/gist/gist.c,v 1.98 2002/11/11 03:02:18 momjian Exp $
* $Header: /cvsroot/pgsql/src/backend/access/gist/gist.c,v 1.99 2002/11/13 00:39:46 momjian Exp $
*
*-------------------------------------------------------------------------
*/
@ -1316,10 +1316,8 @@ gistSplit(Relation r,
*/
if (r->rd_att->natts > 1)
{
v.spl_idgrp = (int *) palloc(sizeof(int) * (*len + 1));
MemSet((void *) v.spl_idgrp, 0, sizeof(int) * (*len + 1));
v.spl_grpflag = (char *) palloc(sizeof(char) * (*len + 1));
MemSet((void *) v.spl_grpflag, 0, sizeof(char) * (*len + 1));
v.spl_idgrp = (int *) palloc0(sizeof(int) * (*len + 1));
v.spl_grpflag = (char *) palloc0(sizeof(char) * (*len + 1));
v.spl_ngrp = (int *) palloc(sizeof(int) * (*len + 1));
MaxGrpId = gistfindgroup(giststate, (GISTENTRY *) VARDATA(entryvec), &v);

View File

@ -35,7 +35,7 @@
* Portions Copyright (c) 1994, Regents of the University of California
*
* IDENTIFICATION
* $Header: /cvsroot/pgsql/src/backend/access/nbtree/nbtsort.c,v 1.68 2002/11/11 03:02:18 momjian Exp $
* $Header: /cvsroot/pgsql/src/backend/access/nbtree/nbtsort.c,v 1.69 2002/11/13 00:39:46 momjian Exp $
*
*-------------------------------------------------------------------------
*/
@ -111,9 +111,7 @@ static void _bt_load(Relation index, BTSpool *btspool, BTSpool *btspool2);
BTSpool *
_bt_spoolinit(Relation index, bool isunique)
{
BTSpool *btspool = (BTSpool *) palloc(sizeof(BTSpool));
MemSet((char *) btspool, 0, sizeof(BTSpool));
BTSpool *btspool = (BTSpool *) palloc0(sizeof(BTSpool));
btspool->index = index;
btspool->isunique = isunique;
@ -207,9 +205,7 @@ _bt_blnewpage(Relation index, Buffer *buf, Page *page, int flags)
static BTPageState *
_bt_pagestate(Relation index, int flags, int level)
{
BTPageState *state = (BTPageState *) palloc(sizeof(BTPageState));
MemSet((char *) state, 0, sizeof(BTPageState));
BTPageState *state = (BTPageState *) palloc0(sizeof(BTPageState));
/* create initial page */
_bt_blnewpage(index, &(state->btps_buf), &(state->btps_page), flags);

View File

@ -15,7 +15,7 @@
* Portions Copyright (c) 1994, Regents of the University of California
*
* IDENTIFICATION
* $Header: /cvsroot/pgsql/src/backend/access/rtree/Attic/rtproc.c,v 1.35 2002/11/11 03:02:18 momjian Exp $
* $Header: /cvsroot/pgsql/src/backend/access/rtree/Attic/rtproc.c,v 1.36 2002/11/13 00:39:46 momjian Exp $
*
*-------------------------------------------------------------------------
*/
@ -103,9 +103,7 @@ rt_poly_union(PG_FUNCTION_ARGS)
POLYGON *b = PG_GETARG_POLYGON_P(1);
POLYGON *p;
p = (POLYGON *) palloc(sizeof(POLYGON));
MemSet((char *) p, 0, sizeof(POLYGON)); /* zero any holes */
p = (POLYGON *) palloc0(sizeof(POLYGON)); /* zero any holes */
p->size = sizeof(POLYGON);
p->npts = 0;
p->boundbox.high.x = Max(a->boundbox.high.x, b->boundbox.high.x);
@ -127,9 +125,7 @@ rt_poly_inter(PG_FUNCTION_ARGS)
POLYGON *b = PG_GETARG_POLYGON_P(1);
POLYGON *p;
p = (POLYGON *) palloc(sizeof(POLYGON));
MemSet((char *) p, 0, sizeof(POLYGON)); /* zero any holes */
p = (POLYGON *) palloc0(sizeof(POLYGON)); /* zero any holes */
p->size = sizeof(POLYGON);
p->npts = 0;
p->boundbox.high.x = Min(a->boundbox.high.x, b->boundbox.high.x);

View File

@ -8,7 +8,7 @@
*
*
* IDENTIFICATION
* $Header: /cvsroot/pgsql/src/backend/catalog/index.c,v 1.204 2002/11/11 03:02:18 momjian Exp $
* $Header: /cvsroot/pgsql/src/backend/catalog/index.c,v 1.205 2002/11/13 00:39:46 momjian Exp $
*
*
* INTERFACE ROUTINES
@ -112,8 +112,7 @@ BuildFuncTupleDesc(Oid funcOid,
* Allocate and zero a tuple descriptor for a one-column tuple.
*/
funcTupDesc = CreateTemplateTupleDesc(1, false);
funcTupDesc->attrs[0] = (Form_pg_attribute) palloc(ATTRIBUTE_TUPLE_SIZE);
MemSet(funcTupDesc->attrs[0], 0, ATTRIBUTE_TUPLE_SIZE);
funcTupDesc->attrs[0] = (Form_pg_attribute) palloc0(ATTRIBUTE_TUPLE_SIZE);
/*
* Lookup the function to get its name and return type.

View File

@ -8,7 +8,7 @@
*
*
* IDENTIFICATION
* $Header: /cvsroot/pgsql/src/backend/commands/analyze.c,v 1.49 2002/11/11 03:02:18 momjian Exp $
* $Header: /cvsroot/pgsql/src/backend/commands/analyze.c,v 1.50 2002/11/13 00:39:46 momjian Exp $
*
*-------------------------------------------------------------------------
*/
@ -423,8 +423,7 @@ examine_attribute(Relation onerel, int attnum)
* If we have "=" then we're at least able to do the minimal
* algorithm, so start filling in a VacAttrStats struct.
*/
stats = (VacAttrStats *) palloc(sizeof(VacAttrStats));
MemSet(stats, 0, sizeof(VacAttrStats));
stats = (VacAttrStats *) palloc0(sizeof(VacAttrStats));
stats->attnum = attnum;
stats->attr = (Form_pg_attribute) palloc(ATTRIBUTE_TUPLE_SIZE);
memcpy(stats->attr, attr, ATTRIBUTE_TUPLE_SIZE);

View File

@ -7,7 +7,7 @@
*
*
* IDENTIFICATION
* $Header: /cvsroot/pgsql/src/backend/commands/copy.c,v 1.179 2002/11/11 03:02:18 momjian Exp $
* $Header: /cvsroot/pgsql/src/backend/commands/copy.c,v 1.180 2002/11/13 00:39:46 momjian Exp $
*
*-------------------------------------------------------------------------
*/
@ -804,9 +804,8 @@ CopyFrom(Relation rel, List *attnumlist, bool binary, bool oids,
elements = (Oid *) palloc(num_phys_attrs * sizeof(Oid));
defmap = (int *) palloc(num_phys_attrs * sizeof(int));
defexprs = (Node **) palloc(num_phys_attrs * sizeof(Node *));
constraintexprs = (Node **) palloc(num_phys_attrs * sizeof(Node *));
constraintexprs = (Node **) palloc0(num_phys_attrs * sizeof(Node *));
constraintconsts = (Const **) palloc(num_phys_attrs * sizeof(Const *));
MemSet(constraintexprs, 0, num_phys_attrs * sizeof(Node *));
for (i = 0; i < num_phys_attrs; i++)
{

View File

@ -5,7 +5,7 @@
* Portions Copyright (c) 1996-2002, PostgreSQL Global Development Group
* Portions Copyright (c) 1994-5, Regents of the University of California
*
* $Header: /cvsroot/pgsql/src/backend/commands/explain.c,v 1.92 2002/11/11 03:02:18 momjian Exp $
* $Header: /cvsroot/pgsql/src/backend/commands/explain.c,v 1.93 2002/11/13 00:39:46 momjian Exp $
*
*/
@ -164,8 +164,7 @@ ExplainOneQuery(Query *query, ExplainStmt *stmt, TupOutputState *tstate)
(double) endtime.tv_usec / 1000000.0;
}
es = (ExplainState *) palloc(sizeof(ExplainState));
MemSet(es, 0, sizeof(ExplainState));
es = (ExplainState *) palloc0(sizeof(ExplainState));
es->printCost = true; /* default */

View File

@ -9,7 +9,7 @@
*
*
* IDENTIFICATION
* $Header: /cvsroot/pgsql/src/backend/commands/opclasscmds.c,v 1.8 2002/11/11 03:02:18 momjian Exp $
* $Header: /cvsroot/pgsql/src/backend/commands/opclasscmds.c,v 1.9 2002/11/13 00:39:46 momjian Exp $
*
*-------------------------------------------------------------------------
*/
@ -124,12 +124,9 @@ DefineOpClass(CreateOpClassStmt *stmt)
* do this mainly so that we can detect duplicate strategy numbers and
* support-proc numbers.
*/
operators = (Oid *) palloc(sizeof(Oid) * numOperators);
MemSet(operators, 0, sizeof(Oid) * numOperators);
procedures = (Oid *) palloc(sizeof(Oid) * numProcs);
MemSet(procedures, 0, sizeof(Oid) * numProcs);
recheck = (bool *) palloc(sizeof(bool) * numOperators);
MemSet(recheck, 0, sizeof(bool) * numOperators);
operators = (Oid *) palloc0(sizeof(Oid) * numOperators);
procedures = (Oid *) palloc0(sizeof(Oid) * numProcs);
recheck = (bool *) palloc0(sizeof(bool) * numOperators);
/*
* Scan the "items" list to obtain additional info.

View File

@ -6,7 +6,7 @@
* Copyright (c) 2002, PostgreSQL Global Development Group
*
* IDENTIFICATION
* $Header: /cvsroot/pgsql/src/backend/commands/prepare.c,v 1.6 2002/11/11 03:02:18 momjian Exp $
* $Header: /cvsroot/pgsql/src/backend/commands/prepare.c,v 1.7 2002/11/13 00:39:46 momjian Exp $
*
*-------------------------------------------------------------------------
*/
@ -116,8 +116,7 @@ ExecuteQuery(ExecuteStmt *stmt, CommandDest outputDest)
if (nargs != length(stmt->params))
elog(ERROR, "ExecuteQuery: wrong number of arguments");
paramLI = (ParamListInfo) palloc((nargs + 1) * sizeof(ParamListInfoData));
MemSet(paramLI, 0, (nargs + 1) * sizeof(ParamListInfoData));
paramLI = (ParamListInfo) palloc0((nargs + 1) * sizeof(ParamListInfoData));
foreach(l, stmt->params)
{

View File

@ -7,7 +7,7 @@
* Portions Copyright (c) 1994, Regents of the University of California
*
* IDENTIFICATION
* $Header: /cvsroot/pgsql/src/backend/commands/trigger.c,v 1.138 2002/11/11 03:02:18 momjian Exp $
* $Header: /cvsroot/pgsql/src/backend/commands/trigger.c,v 1.139 2002/11/13 00:39:46 momjian Exp $
*
*-------------------------------------------------------------------------
*/
@ -94,7 +94,7 @@ CreateTrigger(CreateTrigStmt *stmt, bool forConstraint)
constrrelid = RangeVarGetRelid(stmt->constrrel, false);
else if (stmt->isconstraint)
{
/*
/*
* If this trigger is a constraint (and a foreign key one)
* then we really need a constrrelid. Since we don't have one,
* we'll try to generate one from the argument information.
@ -779,8 +779,7 @@ RelationBuildTriggers(Relation relation)
RelationGetRelationName(relation));
/* Build trigdesc */
trigdesc = (TriggerDesc *) palloc(sizeof(TriggerDesc));
MemSet(trigdesc, 0, sizeof(TriggerDesc));
trigdesc = (TriggerDesc *) palloc0(sizeof(TriggerDesc));
trigdesc->triggers = triggers;
trigdesc->numtriggers = ntrigs;
for (found = 0; found < ntrigs; found++)
@ -1146,12 +1145,8 @@ ExecBRInsertTriggers(EState *estate, ResultRelInfo *relinfo,
/* Allocate cache space for fmgr lookup info, if not done yet */
if (relinfo->ri_TrigFunctions == NULL)
{
relinfo->ri_TrigFunctions = (FmgrInfo *)
palloc(trigdesc->numtriggers * sizeof(FmgrInfo));
MemSet(relinfo->ri_TrigFunctions, 0,
trigdesc->numtriggers * sizeof(FmgrInfo));
}
palloc0(trigdesc->numtriggers * sizeof(FmgrInfo));
LocTriggerData.type = T_TriggerData;
LocTriggerData.tg_event = TRIGGER_EVENT_INSERT | TRIGGER_EVENT_ROW | TRIGGER_EVENT_BEFORE;
@ -1206,12 +1201,8 @@ ExecBRDeleteTriggers(EState *estate, ResultRelInfo *relinfo,
/* Allocate cache space for fmgr lookup info, if not done yet */
if (relinfo->ri_TrigFunctions == NULL)
{
relinfo->ri_TrigFunctions = (FmgrInfo *)
palloc(trigdesc->numtriggers * sizeof(FmgrInfo));
MemSet(relinfo->ri_TrigFunctions, 0,
trigdesc->numtriggers * sizeof(FmgrInfo));
}
palloc0(trigdesc->numtriggers * sizeof(FmgrInfo));
LocTriggerData.type = T_TriggerData;
LocTriggerData.tg_event = TRIGGER_EVENT_DELETE | TRIGGER_EVENT_ROW | TRIGGER_EVENT_BEFORE;
@ -1282,12 +1273,8 @@ ExecBRUpdateTriggers(EState *estate, ResultRelInfo *relinfo,
/* Allocate cache space for fmgr lookup info, if not done yet */
if (relinfo->ri_TrigFunctions == NULL)
{
relinfo->ri_TrigFunctions = (FmgrInfo *)
palloc(trigdesc->numtriggers * sizeof(FmgrInfo));
MemSet(relinfo->ri_TrigFunctions, 0,
trigdesc->numtriggers * sizeof(FmgrInfo));
}
palloc0(trigdesc->numtriggers * sizeof(FmgrInfo));
LocTriggerData.type = T_TriggerData;
LocTriggerData.tg_event = TRIGGER_EVENT_UPDATE | TRIGGER_EVENT_ROW | TRIGGER_EVENT_BEFORE;
@ -1769,9 +1756,7 @@ deferredTriggerInvokeEvents(bool immediate_only)
* Allocate space to cache fmgr lookup info for triggers.
*/
finfo = (FmgrInfo *)
palloc(trigdesc->numtriggers * sizeof(FmgrInfo));
MemSet(finfo, 0,
trigdesc->numtriggers * sizeof(FmgrInfo));
palloc0(trigdesc->numtriggers * sizeof(FmgrInfo));
}
DeferredTriggerExecute(event, i, rel, trigdesc, finfo,

View File

@ -31,7 +31,7 @@
*
*
* IDENTIFICATION
* $Header: /cvsroot/pgsql/src/backend/commands/vacuumlazy.c,v 1.22 2002/11/11 03:02:18 momjian Exp $
* $Header: /cvsroot/pgsql/src/backend/commands/vacuumlazy.c,v 1.23 2002/11/13 00:39:46 momjian Exp $
*
*-------------------------------------------------------------------------
*/
@ -147,8 +147,7 @@ lazy_vacuum_rel(Relation onerel, VacuumStmt *vacstmt)
vacuum_set_xid_limits(vacstmt, onerel->rd_rel->relisshared,
&OldestXmin, &FreezeLimit);
vacrelstats = (LVRelStats *) palloc(sizeof(LVRelStats));
MemSet(vacrelstats, 0, sizeof(LVRelStats));
vacrelstats = (LVRelStats *) palloc0(sizeof(LVRelStats));
/* Open all indexes of the relation */
vac_open_indexes(onerel, &nindexes, &Irel);

View File

@ -27,7 +27,7 @@
*
*
* IDENTIFICATION
* $Header: /cvsroot/pgsql/src/backend/executor/execMain.c,v 1.184 2002/11/11 22:19:22 tgl Exp $
* $Header: /cvsroot/pgsql/src/backend/executor/execMain.c,v 1.185 2002/11/13 00:39:46 momjian Exp $
*
*-------------------------------------------------------------------------
*/
@ -106,12 +106,8 @@ ExecutorStart(QueryDesc *queryDesc, EState *estate)
Assert(queryDesc != NULL);
if (queryDesc->plantree->nParamExec > 0)
{
estate->es_param_exec_vals = (ParamExecData *)
palloc(queryDesc->plantree->nParamExec * sizeof(ParamExecData));
MemSet(estate->es_param_exec_vals, 0,
queryDesc->plantree->nParamExec * sizeof(ParamExecData));
}
palloc0(queryDesc->plantree->nParamExec * sizeof(ParamExecData));
/*
* Make our own private copy of the current query snapshot data.
@ -1792,17 +1788,12 @@ EvalPlanQual(EState *estate, Index rti, ItemPointer tid)
*/
epqstate->es_evTupleNull = (bool *) palloc(rtsize * sizeof(bool));
if (epq == NULL)
{
/* first PQ stack entry */
epqstate->es_evTuple = (HeapTuple *)
palloc(rtsize * sizeof(HeapTuple));
memset(epqstate->es_evTuple, 0, rtsize * sizeof(HeapTuple));
}
palloc0(rtsize * sizeof(HeapTuple));
else
{
/* later stack entries share the same storage */
epqstate->es_evTuple = epq->estate.es_evTuple;
}
}
else
{

View File

@ -8,7 +8,7 @@
*
*
* IDENTIFICATION
* $Header: /cvsroot/pgsql/src/backend/executor/functions.c,v 1.59 2002/11/11 03:02:18 momjian Exp $
* $Header: /cvsroot/pgsql/src/backend/executor/functions.c,v 1.60 2002/11/13 00:39:47 momjian Exp $
*
*-------------------------------------------------------------------------
*/
@ -121,9 +121,7 @@ init_execution_state(char *src, Oid *argOidVect, int nargs)
int i;
ParamListInfo paramLI;
paramLI = (ParamListInfo) palloc((nargs + 1) * sizeof(ParamListInfoData));
MemSet(paramLI, 0, (nargs + 1) * sizeof(ParamListInfoData));
paramLI = (ParamListInfo) palloc0((nargs + 1) * sizeof(ParamListInfoData));
estate->es_param_list_info = paramLI;
@ -185,8 +183,7 @@ init_sql_fcache(FmgrInfo *finfo)
typeStruct = (Form_pg_type) GETSTRUCT(typeTuple);
fcache = (SQLFunctionCachePtr) palloc(sizeof(SQLFunctionCache));
MemSet(fcache, 0, sizeof(SQLFunctionCache));
fcache = (SQLFunctionCachePtr) palloc0(sizeof(SQLFunctionCache));
/*
* get the type length and by-value flag from the type tuple

View File

@ -45,7 +45,7 @@
* Portions Copyright (c) 1994, Regents of the University of California
*
* IDENTIFICATION
* $Header: /cvsroot/pgsql/src/backend/executor/nodeAgg.c,v 1.94 2002/11/11 03:02:18 momjian Exp $
* $Header: /cvsroot/pgsql/src/backend/executor/nodeAgg.c,v 1.95 2002/11/13 00:39:47 momjian Exp $
*
*-------------------------------------------------------------------------
*/
@ -651,8 +651,7 @@ lookup_hash_entry(Agg *node, TupleTableSlot *slot)
MemoryContextSwitchTo(aggstate->aggcontext);
entrysize = sizeof(AggHashEntryData) +
(aggstate->numaggs - 1) * sizeof(AggStatePerGroupData);
entry = (AggHashEntry) palloc(entrysize);
MemSet(entry, 0, entrysize);
entry = (AggHashEntry) palloc0(entrysize);
entry->hashkey = hashkey;
entry->firstTuple = heap_copytuple(tuple);
@ -888,9 +887,8 @@ agg_retrieve_direct(Agg *node)
Datum *dvalues;
char *dnulls;
dvalues = (Datum *) palloc(sizeof(Datum) * tupType->natts);
dvalues = (Datum *) palloc0(sizeof(Datum) * tupType->natts);
dnulls = (char *) palloc(sizeof(char) * tupType->natts);
MemSet(dvalues, 0, sizeof(Datum) * tupType->natts);
MemSet(dnulls, 'n', sizeof(char) * tupType->natts);
nullsTuple = heap_formtuple(tupType, dvalues, dnulls);
ExecStoreTuple(nullsTuple,
@ -1170,13 +1168,10 @@ ExecInitAgg(Agg *node, EState *estate, Plan *parent)
* allocate my private per-agg working storage
*/
econtext = aggstate->csstate.cstate.cs_ExprContext;
econtext->ecxt_aggvalues = (Datum *) palloc(sizeof(Datum) * numaggs);
MemSet(econtext->ecxt_aggvalues, 0, sizeof(Datum) * numaggs);
econtext->ecxt_aggnulls = (bool *) palloc(sizeof(bool) * numaggs);
MemSet(econtext->ecxt_aggnulls, 0, sizeof(bool) * numaggs);
econtext->ecxt_aggvalues = (Datum *) palloc0(sizeof(Datum) * numaggs);
econtext->ecxt_aggnulls = (bool *) palloc0(sizeof(bool) * numaggs);
peragg = (AggStatePerAgg) palloc(sizeof(AggStatePerAggData) * numaggs);
MemSet(peragg, 0, sizeof(AggStatePerAggData) * numaggs);
peragg = (AggStatePerAgg) palloc0(sizeof(AggStatePerAggData) * numaggs);
aggstate->peragg = peragg;
if (node->aggstrategy == AGG_HASHED)
@ -1188,8 +1183,7 @@ ExecInitAgg(Agg *node, EState *estate, Plan *parent)
{
AggStatePerGroup pergroup;
pergroup = (AggStatePerGroup) palloc(sizeof(AggStatePerGroupData) * numaggs);
MemSet(pergroup, 0, sizeof(AggStatePerGroupData) * numaggs);
pergroup = (AggStatePerGroup) palloc0(sizeof(AggStatePerGroupData) * numaggs);
aggstate->pergroup = pergroup;
}

View File

@ -8,7 +8,7 @@
*
*
* IDENTIFICATION
* $Header: /cvsroot/pgsql/src/backend/executor/nodeAppend.c,v 1.49 2002/11/11 03:02:18 momjian Exp $
* $Header: /cvsroot/pgsql/src/backend/executor/nodeAppend.c,v 1.50 2002/11/13 00:39:47 momjian Exp $
*
*-------------------------------------------------------------------------
*/
@ -166,8 +166,7 @@ ExecInitAppend(Append *node, EState *estate, Plan *parent)
appendplans = node->appendplans;
nplans = length(appendplans);
initialized = (bool *) palloc(nplans * sizeof(bool));
MemSet(initialized, 0, nplans * sizeof(bool));
initialized = (bool *) palloc0(nplans * sizeof(bool));
/*
* create new AppendState for our append node

View File

@ -8,7 +8,7 @@
*
*
* IDENTIFICATION
* $Header: /cvsroot/pgsql/src/backend/executor/nodeSort.c,v 1.39 2002/11/11 03:02:19 momjian Exp $
* $Header: /cvsroot/pgsql/src/backend/executor/nodeSort.c,v 1.40 2002/11/13 00:39:47 momjian Exp $
*
*-------------------------------------------------------------------------
*/
@ -50,11 +50,9 @@ ExtractSortKeys(Sort *sortnode,
*/
if (keycount <= 0)
elog(ERROR, "ExtractSortKeys: keycount <= 0");
sortOps = (Oid *) palloc(keycount * sizeof(Oid));
MemSet(sortOps, 0, keycount * sizeof(Oid));
sortOps = (Oid *) palloc0(keycount * sizeof(Oid));
*sortOperators = sortOps;
attNos = (AttrNumber *) palloc(keycount * sizeof(AttrNumber));
MemSet(attNos, 0, keycount * sizeof(AttrNumber));
attNos = (AttrNumber *) palloc0(keycount * sizeof(AttrNumber));
*attNums = attNos;
/*

View File

@ -8,7 +8,7 @@
*
*
* IDENTIFICATION
* $Header: /cvsroot/pgsql/src/backend/executor/spi.c,v 1.77 2002/11/11 03:02:19 momjian Exp $
* $Header: /cvsroot/pgsql/src/backend/executor/spi.c,v 1.78 2002/11/13 00:39:47 momjian Exp $
*
*-------------------------------------------------------------------------
*/
@ -783,9 +783,8 @@ SPI_cursor_open(char *name, void *plan, Datum *Values, char *Nulls)
{
ParamListInfo paramLI;
paramLI = (ParamListInfo) palloc((spiplan->nargs + 1) *
paramLI = (ParamListInfo) palloc0((spiplan->nargs + 1) *
sizeof(ParamListInfoData));
MemSet(paramLI, 0, (spiplan->nargs + 1) * sizeof(ParamListInfoData));
eState->es_param_list_info = paramLI;
for (k = 0; k < spiplan->nargs; paramLI++, k++)
@ -1193,9 +1192,7 @@ _SPI_execute_plan(_SPI_plan *plan, Datum *Values, char *Nulls, int tcount)
int k;
paramLI = (ParamListInfo)
palloc((nargs + 1) * sizeof(ParamListInfoData));
MemSet(paramLI, 0,
(nargs + 1) * sizeof(ParamListInfoData));
palloc0((nargs + 1) * sizeof(ParamListInfoData));
state->es_param_list_info = paramLI;
for (k = 0; k < plan->nargs; paramLI++, k++)

View File

@ -8,7 +8,7 @@
*
*
* IDENTIFICATION
* $Header: /cvsroot/pgsql/src/backend/optimizer/path/allpaths.c,v 1.91 2002/11/11 03:02:19 momjian Exp $
* $Header: /cvsroot/pgsql/src/backend/optimizer/path/allpaths.c,v 1.92 2002/11/13 00:39:47 momjian Exp $
*
*-------------------------------------------------------------------------
*/
@ -460,8 +460,7 @@ make_one_rel_by_joins(Query *root, int levels_needed, List *initial_rels)
* joinitems[j] is a list of all the j-item rels. Initially we set
* joinitems[1] to represent all the single-jointree-item relations.
*/
joinitems = (List **) palloc((levels_needed + 1) * sizeof(List *));
MemSet(joinitems, 0, (levels_needed + 1) * sizeof(List *));
joinitems = (List **) palloc0((levels_needed + 1) * sizeof(List *));
joinitems[1] = initial_rels;

View File

@ -8,7 +8,7 @@
*
*
* IDENTIFICATION
* $Header: /cvsroot/pgsql/src/backend/parser/parse_func.c,v 1.141 2002/11/11 03:02:19 momjian Exp $
* $Header: /cvsroot/pgsql/src/backend/parser/parse_func.c,v 1.142 2002/11/13 00:39:47 momjian Exp $
*
*-------------------------------------------------------------------------
*/
@ -1070,8 +1070,7 @@ gen_cross_product(InhPaths *arginh, int nargs)
/* compute the cross product from right to left */
for (;;)
{
oneres = (Oid *) palloc(FUNC_MAX_ARGS * sizeof(Oid));
MemSet(oneres, 0, FUNC_MAX_ARGS * sizeof(Oid));
oneres = (Oid *) palloc0(FUNC_MAX_ARGS * sizeof(Oid));
for (i = nargs - 1; i >= 0 && cur[i] > arginh[i].nsupers; i--)
continue;

View File

@ -8,7 +8,7 @@
*
*
* IDENTIFICATION
* $Header: /cvsroot/pgsql/src/backend/parser/parse_node.c,v 1.71 2002/11/11 03:02:19 momjian Exp $
* $Header: /cvsroot/pgsql/src/backend/parser/parse_node.c,v 1.72 2002/11/13 00:39:47 momjian Exp $
*
*-------------------------------------------------------------------------
*/
@ -40,8 +40,7 @@ make_parsestate(ParseState *parentParseState)
{
ParseState *pstate;
pstate = palloc(sizeof(ParseState));
MemSet(pstate, 0, sizeof(ParseState));
pstate = palloc0(sizeof(ParseState));
pstate->parentParseState = parentParseState;
pstate->p_last_resno = 1;

View File

@ -37,7 +37,7 @@
*
*
* IDENTIFICATION
* $Header: /cvsroot/pgsql/src/backend/postmaster/postmaster.c,v 1.292 2002/11/11 03:02:19 momjian Exp $
* $Header: /cvsroot/pgsql/src/backend/postmaster/postmaster.c,v 1.293 2002/11/13 00:39:47 momjian Exp $
*
* NOTES
*
@ -1092,10 +1092,8 @@ ProcessStartupPacket(Port *port, bool SSLdone)
if (len < sizeof(ProtocolVersion) || len > sizeof(StartupPacket))
elog(FATAL, "invalid length of startup packet");
buf = palloc(sizeof(StartupPacket));
/* Ensure we see zeroes for any bytes not sent */
MemSet(buf, 0, sizeof(StartupPacket));
buf = palloc0(sizeof(StartupPacket));
if (pq_getbytes(buf, len) == EOF)
{

View File

@ -8,7 +8,7 @@
*
*
* IDENTIFICATION
* $Header: /cvsroot/pgsql/src/backend/utils/adt/acl.c,v 1.82 2002/11/11 03:02:19 momjian Exp $
* $Header: /cvsroot/pgsql/src/backend/utils/adt/acl.c,v 1.83 2002/11/13 00:39:47 momjian Exp $
*
*-------------------------------------------------------------------------
*/
@ -248,8 +248,7 @@ makeacl(int n)
if (n < 0)
elog(ERROR, "makeacl: invalid size: %d", n);
size = ACL_N_SIZE(n);
new_acl = (Acl *) palloc(size);
MemSet((char *) new_acl, 0, size);
new_acl = (Acl *) palloc0(size);
new_acl->size = size;
new_acl->ndim = 1;
new_acl->flags = 0;

View File

@ -8,7 +8,7 @@
*
*
* IDENTIFICATION
* $Header: /cvsroot/pgsql/src/backend/utils/adt/arrayfuncs.c,v 1.84 2002/11/11 03:02:19 momjian Exp $
* $Header: /cvsroot/pgsql/src/backend/utils/adt/arrayfuncs.c,v 1.85 2002/11/13 00:39:47 momjian Exp $
*
*-------------------------------------------------------------------------
*/
@ -235,8 +235,7 @@ array_in(PG_FUNCTION_ARGS)
if (nitems == 0)
{
/* Return empty array */
retval = (ArrayType *) palloc(sizeof(ArrayType));
MemSet(retval, 0, sizeof(ArrayType));
retval = (ArrayType *) palloc0(sizeof(ArrayType));
retval->size = sizeof(ArrayType);
retval->elemtype = element_type;
PG_RETURN_ARRAYTYPE_P(retval);
@ -249,8 +248,7 @@ array_in(PG_FUNCTION_ARGS)
typmod, typdelim, typlen, typbyval, typalign,
&nbytes);
nbytes += ARR_OVERHEAD(ndim);
retval = (ArrayType *) palloc(nbytes);
MemSet(retval, 0, nbytes);
retval = (ArrayType *) palloc0(nbytes);
retval->size = nbytes;
retval->ndim = ndim;
retval->elemtype = element_type;
@ -397,8 +395,7 @@ ReadArrayStr(char *arrayStr,
prod[MAXDIM];
mda_get_prod(ndim, dim, prod);
values = (Datum *) palloc(nitems * sizeof(Datum));
MemSet(values, 0, nitems * sizeof(Datum));
values = (Datum *) palloc0(nitems * sizeof(Datum));
MemSet(indx, 0, sizeof(indx));
/* read array enclosed within {} */
@ -514,10 +511,7 @@ ReadArrayStr(char *arrayStr,
if (!typbyval)
for (i = 0; i < nitems; i++)
if (values[i] == (Datum) 0)
{
values[i] = PointerGetDatum(palloc(typlen));
MemSet(DatumGetPointer(values[i]), 0, typlen);
}
values[i] = PointerGetDatum(palloc0(typlen));
}
else
{
@ -1593,8 +1587,7 @@ array_map(FunctionCallInfo fcinfo, Oid inpType, Oid retType)
/* Allocate and initialize the result array */
nbytes += ARR_OVERHEAD(ndim);
result = (ArrayType *) palloc(nbytes);
MemSet(result, 0, nbytes);
result = (ArrayType *) palloc0(nbytes);
result->size = nbytes;
result->ndim = ndim;

View File

@ -8,7 +8,7 @@
*
*
* IDENTIFICATION
* $Header: /cvsroot/pgsql/src/backend/utils/adt/geo_ops.c,v 1.70 2002/11/11 03:02:19 momjian Exp $
* $Header: /cvsroot/pgsql/src/backend/utils/adt/geo_ops.c,v 1.71 2002/11/13 00:39:47 momjian Exp $
*
*-------------------------------------------------------------------------
*/
@ -3130,9 +3130,8 @@ poly_in(PG_FUNCTION_ARGS)
elog(ERROR, "Bad polygon external representation '%s'", str);
size = offsetof(POLYGON, p[0]) +sizeof(poly->p[0]) * npts;
poly = (POLYGON *) palloc(size);
poly = (POLYGON *) palloc0(size); /* zero any holes */
MemSet((char *) poly, 0, size); /* zero any holes */
poly->size = size;
poly->npts = npts;
@ -4452,9 +4451,7 @@ circle_poly(PG_FUNCTION_ARGS)
if (base_size / npts != sizeof(poly->p[0]) || size <= base_size)
elog(ERROR, "too many points requested");
poly = (POLYGON *) palloc(size);
MemSet(poly, 0, size); /* zero any holes */
poly = (POLYGON *) palloc0(size); /* zero any holes */
poly->size = size;
poly->npts = npts;

View File

@ -3,7 +3,7 @@
* is for IP V4 CIDR notation, but prepared for V6: just
* add the necessary bits where the comments indicate.
*
* $Header: /cvsroot/pgsql/src/backend/utils/adt/network.c,v 1.37 2002/11/11 03:02:19 momjian Exp $
* $Header: /cvsroot/pgsql/src/backend/utils/adt/network.c,v 1.38 2002/11/13 00:39:47 momjian Exp $
*
* Jon Postel RIP 16 Oct 1998
*/
@ -51,9 +51,8 @@ network_in(char *src, int type)
int bits;
inet *dst;
dst = (inet *) palloc(VARHDRSZ + sizeof(inet_struct));
/* make sure any unused bits in a CIDR value are zeroed */
MemSet(dst, 0, VARHDRSZ + sizeof(inet_struct));
dst = (inet *) palloc0(VARHDRSZ + sizeof(inet_struct));
/* First, try for an IP V4 address: */
ip_family(dst) = AF_INET;
@ -494,9 +493,8 @@ network_broadcast(PG_FUNCTION_ARGS)
inet *ip = PG_GETARG_INET_P(0);
inet *dst;
dst = (inet *) palloc(VARHDRSZ + sizeof(inet_struct));
/* make sure any unused bits are zeroed */
MemSet(dst, 0, VARHDRSZ + sizeof(inet_struct));
dst = (inet *) palloc0(VARHDRSZ + sizeof(inet_struct));
if (ip_family(ip) == AF_INET)
{
@ -534,9 +532,8 @@ network_network(PG_FUNCTION_ARGS)
inet *ip = PG_GETARG_INET_P(0);
inet *dst;
dst = (inet *) palloc(VARHDRSZ + sizeof(inet_struct));
/* make sure any unused bits are zeroed */
MemSet(dst, 0, VARHDRSZ + sizeof(inet_struct));
dst = (inet *) palloc0(VARHDRSZ + sizeof(inet_struct));
if (ip_family(ip) == AF_INET)
{
@ -574,9 +571,8 @@ network_netmask(PG_FUNCTION_ARGS)
inet *ip = PG_GETARG_INET_P(0);
inet *dst;
dst = (inet *) palloc(VARHDRSZ + sizeof(inet_struct));
/* make sure any unused bits are zeroed */
MemSet(dst, 0, VARHDRSZ + sizeof(inet_struct));
dst = (inet *) palloc0(VARHDRSZ + sizeof(inet_struct));
if (ip_family(ip) == AF_INET)
{

View File

@ -9,7 +9,7 @@
* Portions Copyright (c) 1994, Regents of the University of California
*
* IDENTIFICATION
* $Header: /cvsroot/pgsql/src/backend/utils/adt/varbit.c,v 1.28 2002/11/11 03:02:19 momjian Exp $
* $Header: /cvsroot/pgsql/src/backend/utils/adt/varbit.c,v 1.29 2002/11/13 00:39:47 momjian Exp $
*
*-------------------------------------------------------------------------
*/
@ -107,9 +107,8 @@ bit_in(PG_FUNCTION_ARGS)
bitlen, atttypmod);
len = VARBITTOTALLEN(atttypmod);
result = (VarBit *) palloc(len);
/* set to 0 so that *r is always initialised and string is zero-padded */
MemSet(result, 0, len);
result = (VarBit *) palloc0(len);
VARATT_SIZEP(result) = len;
VARBITLEN(result) = atttypmod;
@ -232,9 +231,8 @@ bit(PG_FUNCTION_ARGS)
VARBITLEN(arg), len);
rlen = VARBITTOTALLEN(len);
result = (VarBit *) palloc(rlen);
/* set to 0 so that string is zero-padded */
MemSet(result, 0, rlen);
result = (VarBit *) palloc0(rlen);
VARATT_SIZEP(result) = rlen;
VARBITLEN(result) = len;
@ -316,9 +314,8 @@ varbit_in(PG_FUNCTION_ARGS)
atttypmod);
len = VARBITTOTALLEN(bitlen);
result = (VarBit *) palloc(len);
/* set to 0 so that *r is always initialised and string is zero-padded */
MemSet(result, 0, len);
result = (VarBit *) palloc0(len);
VARATT_SIZEP(result) = len;
VARBITLEN(result) = Min(bitlen, atttypmod);

View File

@ -8,7 +8,7 @@
*
*
* IDENTIFICATION
* $Header: /cvsroot/pgsql/src/backend/utils/cache/catcache.c,v 1.101 2002/11/11 03:02:19 momjian Exp $
* $Header: /cvsroot/pgsql/src/backend/utils/cache/catcache.c,v 1.102 2002/11/13 00:39:47 momjian Exp $
*
*-------------------------------------------------------------------------
*/
@ -808,8 +808,7 @@ InitCatCache(int id,
*
* Note: we assume zeroing initializes the Dllist headers correctly
*/
cp = (CatCache *) palloc(sizeof(CatCache) + NCCBUCKETS * sizeof(Dllist));
MemSet((char *) cp, 0, sizeof(CatCache) + NCCBUCKETS * sizeof(Dllist));
cp = (CatCache *) palloc0(sizeof(CatCache) + NCCBUCKETS * sizeof(Dllist));
/*
* initialize the cache's relation information for the relation

View File

@ -8,7 +8,7 @@
*
*
* IDENTIFICATION
* $Header: /cvsroot/pgsql/src/backend/utils/cache/relcache.c,v 1.179 2002/11/11 03:02:19 momjian Exp $
* $Header: /cvsroot/pgsql/src/backend/utils/cache/relcache.c,v 1.180 2002/11/13 00:39:47 momjian Exp $
*
*-------------------------------------------------------------------------
*/
@ -1348,13 +1348,9 @@ formrdesc(const char *relationName,
/*
* allocate new relation desc
*/
relation = (Relation) palloc(sizeof(RelationData));
/*
* clear all fields of reldesc
*/
MemSet((char *) relation, 0, sizeof(RelationData));
relation = (Relation) palloc0(sizeof(RelationData));
relation->rd_targblock = InvalidBlockNumber;
/* make sure relation is marked as having no open file yet */
@ -1380,8 +1376,7 @@ formrdesc(const char *relationName,
* get us launched. RelationCacheInitializePhase2() will read the
* real data from pg_class and replace what we've done here.
*/
relation->rd_rel = (Form_pg_class) palloc(CLASS_TUPLE_SIZE);
MemSet(relation->rd_rel, 0, CLASS_TUPLE_SIZE);
relation->rd_rel = (Form_pg_class) palloc0(CLASS_TUPLE_SIZE);
namestrcpy(&relation->rd_rel->relname, relationName);
relation->rd_rel->relnamespace = PG_CATALOG_NAMESPACE;
@ -2054,8 +2049,7 @@ RelationBuildLocalRelation(const char *relname,
/*
* allocate a new relation descriptor and fill in basic state fields.
*/
rel = (Relation) palloc(sizeof(RelationData));
MemSet((char *) rel, 0, sizeof(RelationData));
rel = (Relation) palloc0(sizeof(RelationData));
rel->rd_targblock = InvalidBlockNumber;
@ -2093,8 +2087,7 @@ RelationBuildLocalRelation(const char *relname,
/*
* initialize relation tuple form (caller may add/override data later)
*/
rel->rd_rel = (Form_pg_class) palloc(CLASS_TUPLE_SIZE);
MemSet((char *) rel->rd_rel, 0, CLASS_TUPLE_SIZE);
rel->rd_rel = (Form_pg_class) palloc0(CLASS_TUPLE_SIZE);
namestrcpy(&rel->rd_rel->relname, relname);
rel->rd_rel->relnamespace = relnamespace;

View File

@ -8,7 +8,7 @@
*
*
* IDENTIFICATION
* $Header: /cvsroot/pgsql/src/backend/utils/fmgr/fmgr.c,v 1.65 2002/11/11 03:02:19 momjian Exp $
* $Header: /cvsroot/pgsql/src/backend/utils/fmgr/fmgr.c,v 1.66 2002/11/13 00:39:47 momjian Exp $
*
*-------------------------------------------------------------------------
*/
@ -1550,9 +1550,8 @@ Int64GetDatum(int64 X)
* with zeroes in the unused bits. This is needed so that, for
* example, hash join of int8 will behave properly.
*/
int64 *retval = (int64 *) palloc(Max(sizeof(int64), 8));
int64 *retval = (int64 *) palloc0(Max(sizeof(int64), 8));
MemSet(retval, 0, Max(sizeof(int64), 8));
*retval = X;
return PointerGetDatum(retval);
#endif /* INT64_IS_BUSTED */

View File

@ -78,7 +78,7 @@
* Portions Copyright (c) 1994, Regents of the University of California
*
* IDENTIFICATION
* $Header: /cvsroot/pgsql/src/backend/utils/sort/tuplesort.c,v 1.31 2002/11/11 03:02:19 momjian Exp $
* $Header: /cvsroot/pgsql/src/backend/utils/sort/tuplesort.c,v 1.32 2002/11/13 00:39:48 momjian Exp $
*
*-------------------------------------------------------------------------
*/
@ -414,9 +414,7 @@ tuplesort_begin_common(bool randomAccess)
{
Tuplesortstate *state;
state = (Tuplesortstate *) palloc(sizeof(Tuplesortstate));
MemSet((char *) state, 0, sizeof(Tuplesortstate));
state = (Tuplesortstate *) palloc0(sizeof(Tuplesortstate));
state->status = TSS_INITIAL;
state->randomAccess = randomAccess;
@ -459,11 +457,9 @@ tuplesort_begin_heap(TupleDesc tupDesc,
state->tupDesc = tupDesc;
state->nKeys = nkeys;
state->scanKeys = (ScanKey) palloc(nkeys * sizeof(ScanKeyData));
MemSet(state->scanKeys, 0, nkeys * sizeof(ScanKeyData));
state->scanKeys = (ScanKey) palloc0(nkeys * sizeof(ScanKeyData));
state->sortFnKinds = (SortFunctionKind *)
palloc(nkeys * sizeof(SortFunctionKind));
MemSet(state->sortFnKinds, 0, nkeys * sizeof(SortFunctionKind));
palloc0(nkeys * sizeof(SortFunctionKind));
for (i = 0; i < nkeys; i++)
{

View File

@ -26,7 +26,7 @@
* Portions Copyright (c) 1994, Regents of the University of California
*
* IDENTIFICATION
* $Header: /cvsroot/pgsql/src/backend/utils/sort/tuplestore.c,v 1.9 2002/11/11 03:02:19 momjian Exp $
* $Header: /cvsroot/pgsql/src/backend/utils/sort/tuplestore.c,v 1.10 2002/11/13 00:39:48 momjian Exp $
*
*-------------------------------------------------------------------------
*/
@ -197,9 +197,7 @@ tuplestore_begin_common(bool randomAccess, int maxKBytes)
{
Tuplestorestate *state;
state = (Tuplestorestate *) palloc(sizeof(Tuplestorestate));
MemSet((char *) state, 0, sizeof(Tuplestorestate));
state = (Tuplestorestate *) palloc0(sizeof(Tuplestorestate));
state->status = TSS_INITIAL;
state->randomAccess = randomAccess;

View File

@ -3,7 +3,7 @@
* procedural language
*
* IDENTIFICATION
* $Header: /cvsroot/pgsql/src/pl/plpgsql/src/pl_exec.c,v 1.68 2002/11/11 03:02:19 momjian Exp $
* $Header: /cvsroot/pgsql/src/pl/plpgsql/src/pl_exec.c,v 1.69 2002/11/13 00:39:48 momjian Exp $
*
* This software is copyrighted by Jan Wieck - Hamburg.
*
@ -1008,7 +1008,7 @@ exec_stmt_perform(PLpgSQL_execstate * estate, PLpgSQL_stmt_perform * stmt)
*/
if (expr->plan == NULL)
exec_prepare_plan(estate, expr);
rc = exec_run_select(estate, expr, 0, NULL);
if (rc != SPI_OK_SELECT)
elog(ERROR, "query \"%s\" didn't return data", expr->query);
@ -1627,9 +1627,8 @@ exec_stmt_return_next(PLpgSQL_execstate * estate,
if (natts != stmt->row->nfields)
elog(ERROR, "Wrong record type supplied in RETURN NEXT");
dvalues = (Datum *) palloc(natts * sizeof(Datum));
dvalues = (Datum *) palloc0(natts * sizeof(Datum));
nulls = (char *) palloc(natts * sizeof(char));
MemSet(dvalues, 0, natts * sizeof(Datum));
MemSet(nulls, 'n', natts);
for (i = 0; i < natts; i++)

View File

@ -1,5 +1,5 @@
/*
* $Header: /cvsroot/pgsql/src/test/regress/regress.c,v 1.53 2002/11/11 03:02:20 momjian Exp $
* $Header: /cvsroot/pgsql/src/test/regress/regress.c,v 1.54 2002/11/13 00:39:48 momjian Exp $
*/
#include "postgres.h"
@ -300,12 +300,11 @@ reverse_name(char *string)
int len;
char *new_string;
if (!(new_string = palloc(NAMEDATALEN)))
if (!(new_string = palloc0(NAMEDATALEN)))
{
fprintf(stderr, "reverse_name: palloc failed\n");
return NULL;
}
MemSet(new_string, 0, NAMEDATALEN);
for (i = 0; i < NAMEDATALEN && string[i]; ++i)
;
if (i == NAMEDATALEN || !string[i])