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Commit9ba8a9c

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Use the new castNode() macro in a number of places.
This is far from a pervasive conversion, but it's a good startingpoint.Author: Peter Eisentraut, with some minor changes by meReviewed-By: Tom LaneDiscussion:https://postgr.es/m/c5d387d9-3440-f5e0-f9d4-71d53b9fbe52@2ndquadrant.com
1 parent5bcab11 commit9ba8a9c

32 files changed

+77
-131
lines changed

‎contrib/pg_stat_statements/pg_stat_statements.c‎

Lines changed: 4 additions & 6 deletions
Original file line numberDiff line numberDiff line change
@@ -2382,9 +2382,8 @@ JumbleRangeTable(pgssJumbleState *jstate, List *rtable)
23822382

23832383
foreach(lc,rtable)
23842384
{
2385-
RangeTblEntry*rte= (RangeTblEntry*)lfirst(lc);
2385+
RangeTblEntry*rte=castNode(RangeTblEntry,lfirst(lc));
23862386

2387-
Assert(IsA(rte,RangeTblEntry));
23882387
APP_JUMB(rte->rtekind);
23892388
switch (rte->rtekind)
23902389
{
@@ -2570,7 +2569,7 @@ JumbleExpr(pgssJumbleState *jstate, Node *node)
25702569
APP_JUMB(sublink->subLinkType);
25712570
APP_JUMB(sublink->subLinkId);
25722571
JumbleExpr(jstate, (Node*)sublink->testexpr);
2573-
JumbleQuery(jstate, (Query*)sublink->subselect);
2572+
JumbleQuery(jstate,castNode(Query,sublink->subselect));
25742573
}
25752574
break;
25762575
caseT_FieldSelect:
@@ -2636,9 +2635,8 @@ JumbleExpr(pgssJumbleState *jstate, Node *node)
26362635
JumbleExpr(jstate, (Node*)caseexpr->arg);
26372636
foreach(temp,caseexpr->args)
26382637
{
2639-
CaseWhen*when= (CaseWhen*)lfirst(temp);
2638+
CaseWhen*when=castNode(CaseWhen,lfirst(temp));
26402639

2641-
Assert(IsA(when,CaseWhen));
26422640
JumbleExpr(jstate, (Node*)when->expr);
26432641
JumbleExpr(jstate, (Node*)when->result);
26442642
}
@@ -2850,7 +2848,7 @@ JumbleExpr(pgssJumbleState *jstate, Node *node)
28502848

28512849
/* we store the string name because RTE_CTE RTEs need it */
28522850
APP_JUMB_STRING(cte->ctename);
2853-
JumbleQuery(jstate, (Query*)cte->ctequery);
2851+
JumbleQuery(jstate,castNode(Query,cte->ctequery));
28542852
}
28552853
break;
28562854
caseT_SetOperationStmt:

‎contrib/postgres_fdw/deparse.c‎

Lines changed: 1 addition & 4 deletions
Original file line numberDiff line numberDiff line change
@@ -1315,10 +1315,7 @@ deparseExplicitTargetList(List *tlist, List **retrieved_attrs,
13151315

13161316
foreach(lc,tlist)
13171317
{
1318-
TargetEntry*tle= (TargetEntry*)lfirst(lc);
1319-
1320-
/* Extract expression if TargetEntry node */
1321-
Assert(IsA(tle,TargetEntry));
1318+
TargetEntry*tle=castNode(TargetEntry,lfirst(lc));
13221319

13231320
if (i>0)
13241321
appendStringInfoString(buf,", ");

‎contrib/postgres_fdw/postgres_fdw.c‎

Lines changed: 4 additions & 8 deletions
Original file line numberDiff line numberDiff line change
@@ -1159,9 +1159,7 @@ postgresGetForeignPlan(PlannerInfo *root,
11591159
*/
11601160
foreach(lc,scan_clauses)
11611161
{
1162-
RestrictInfo*rinfo= (RestrictInfo*)lfirst(lc);
1163-
1164-
Assert(IsA(rinfo,RestrictInfo));
1162+
RestrictInfo*rinfo=castNode(RestrictInfo,lfirst(lc));
11651163

11661164
/* Ignore any pseudoconstants, they're dealt with elsewhere */
11671165
if (rinfo->pseudoconstant)
@@ -4958,14 +4956,12 @@ conversion_error_callback(void *arg)
49584956
{
49594957
/* error occurred in a scan against a foreign join */
49604958
ForeignScanState*fsstate=errpos->fsstate;
4961-
ForeignScan*fsplan= (ForeignScan*)fsstate->ss.ps.plan;
4959+
ForeignScan*fsplan=castNode(ForeignScan,fsstate->ss.ps.plan);
49624960
EState*estate=fsstate->ss.ps.state;
49634961
TargetEntry*tle;
49644962

4965-
Assert(IsA(fsplan,ForeignScan));
4966-
tle= (TargetEntry*)list_nth(fsplan->fdw_scan_tlist,
4967-
errpos->cur_attno-1);
4968-
Assert(IsA(tle,TargetEntry));
4963+
tle=castNode(TargetEntry,list_nth(fsplan->fdw_scan_tlist,
4964+
errpos->cur_attno-1));
49694965

49704966
/*
49714967
* Target list can have Vars and expressions. For Vars, we can get

‎src/backend/catalog/pg_proc.c‎

Lines changed: 1 addition & 2 deletions
Original file line numberDiff line numberDiff line change
@@ -510,8 +510,7 @@ ProcedureCreate(const char *procedureName,
510510
Anum_pg_proc_proargdefaults,
511511
&isnull);
512512
Assert(!isnull);
513-
oldDefaults= (List*)stringToNode(TextDatumGetCString(proargdefaults));
514-
Assert(IsA(oldDefaults,List));
513+
oldDefaults=castNode(List,stringToNode(TextDatumGetCString(proargdefaults)));
515514
Assert(list_length(oldDefaults)==oldproc->pronargdefaults);
516515

517516
/* new list can have more defaults than old, advance over 'em */

‎src/backend/commands/aggregatecmds.c‎

Lines changed: 2 additions & 2 deletions
Original file line numberDiff line numberDiff line change
@@ -109,13 +109,13 @@ DefineAggregate(ParseState *pstate, List *name, List *args, bool oldstyle, List
109109
aggKind=AGGKIND_ORDERED_SET;
110110
else
111111
numDirectArgs=0;
112-
args= (List*)linitial(args);
112+
args=castNode(List,linitial(args));
113113
}
114114

115115
/* Examine aggregate's definition clauses */
116116
foreach(pl,parameters)
117117
{
118-
DefElem*defel= (DefElem*)lfirst(pl);
118+
DefElem*defel=castNode(DefElem,lfirst(pl));
119119

120120
/*
121121
* sfunc1, stype1, and initcond1 are accepted as obsolete spellings

‎src/backend/commands/analyze.c‎

Lines changed: 3 additions & 3 deletions
Original file line numberDiff line numberDiff line change
@@ -722,9 +722,9 @@ compute_index_stats(Relation onerel, double totalrows,
722722
econtext->ecxt_scantuple=slot;
723723

724724
/* Set up execution state for predicate. */
725-
predicate= (List*)
726-
ExecPrepareExpr((Expr*)indexInfo->ii_Predicate,
727-
estate);
725+
predicate=castNode(List,
726+
ExecPrepareExpr((Expr*)indexInfo->ii_Predicate,
727+
estate));
728728

729729
/* Compute and save index expression values */
730730
exprvals= (Datum*)palloc(numrows*attr_cnt*sizeof(Datum));

‎src/backend/commands/async.c‎

Lines changed: 4 additions & 4 deletions
Original file line numberDiff line numberDiff line change
@@ -1636,7 +1636,7 @@ AtSubCommit_Notify(void)
16361636
List*parentPendingActions;
16371637
List*parentPendingNotifies;
16381638

1639-
parentPendingActions= (List*)linitial(upperPendingActions);
1639+
parentPendingActions=castNode(List,linitial(upperPendingActions));
16401640
upperPendingActions=list_delete_first(upperPendingActions);
16411641

16421642
Assert(list_length(upperPendingActions)==
@@ -1647,7 +1647,7 @@ AtSubCommit_Notify(void)
16471647
*/
16481648
pendingActions=list_concat(parentPendingActions,pendingActions);
16491649

1650-
parentPendingNotifies= (List*)linitial(upperPendingNotifies);
1650+
parentPendingNotifies=castNode(List,linitial(upperPendingNotifies));
16511651
upperPendingNotifies=list_delete_first(upperPendingNotifies);
16521652

16531653
Assert(list_length(upperPendingNotifies)==
@@ -1679,13 +1679,13 @@ AtSubAbort_Notify(void)
16791679
*/
16801680
while (list_length(upperPendingActions)>my_level-2)
16811681
{
1682-
pendingActions= (List*)linitial(upperPendingActions);
1682+
pendingActions=castNode(List,linitial(upperPendingActions));
16831683
upperPendingActions=list_delete_first(upperPendingActions);
16841684
}
16851685

16861686
while (list_length(upperPendingNotifies)>my_level-2)
16871687
{
1688-
pendingNotifies= (List*)linitial(upperPendingNotifies);
1688+
pendingNotifies=castNode(List,linitial(upperPendingNotifies));
16891689
upperPendingNotifies=list_delete_first(upperPendingNotifies);
16901690
}
16911691
}

‎src/backend/commands/collationcmds.c‎

Lines changed: 1 addition & 1 deletion
Original file line numberDiff line numberDiff line change
@@ -61,7 +61,7 @@ DefineCollation(ParseState *pstate, List *names, List *parameters)
6161

6262
foreach(pl,parameters)
6363
{
64-
DefElem*defel= (DefElem*)lfirst(pl);
64+
DefElem*defel=castNode(DefElem,lfirst(pl));
6565
DefElem**defelp;
6666

6767
if (pg_strcasecmp(defel->defname,"from")==0)

‎src/backend/commands/constraint.c‎

Lines changed: 1 addition & 1 deletion
Original file line numberDiff line numberDiff line change
@@ -37,7 +37,7 @@
3737
Datum
3838
unique_key_recheck(PG_FUNCTION_ARGS)
3939
{
40-
TriggerData*trigdata= (TriggerData*)fcinfo->context;
40+
TriggerData*trigdata=castNode(TriggerData,fcinfo->context);
4141
constchar*funcname="unique_key_recheck";
4242
HeapTuplenew_row;
4343
ItemPointerDatatmptid;

‎src/backend/commands/copy.c‎

Lines changed: 6 additions & 6 deletions
Original file line numberDiff line numberDiff line change
@@ -1026,7 +1026,7 @@ ProcessCopyOptions(ParseState *pstate,
10261026
/* Extract options from the statement node tree */
10271027
foreach(option,options)
10281028
{
1029-
DefElem*defel= (DefElem*)lfirst(option);
1029+
DefElem*defel=castNode(DefElem,lfirst(option));
10301030

10311031
if (strcmp(defel->defname,"format")==0)
10321032
{
@@ -1139,7 +1139,7 @@ ProcessCopyOptions(ParseState *pstate,
11391139
errmsg("conflicting or redundant options"),
11401140
parser_errposition(pstate,defel->location)));
11411141
if (defel->arg&&IsA(defel->arg,List))
1142-
cstate->force_notnull= (List*)defel->arg;
1142+
cstate->force_notnull=castNode(List,defel->arg);
11431143
else
11441144
ereport(ERROR,
11451145
(errcode(ERRCODE_INVALID_PARAMETER_VALUE),
@@ -1154,7 +1154,7 @@ ProcessCopyOptions(ParseState *pstate,
11541154
(errcode(ERRCODE_SYNTAX_ERROR),
11551155
errmsg("conflicting or redundant options")));
11561156
if (defel->arg&&IsA(defel->arg,List))
1157-
cstate->force_null= (List*)defel->arg;
1157+
cstate->force_null=castNode(List,defel->arg);
11581158
else
11591159
ereport(ERROR,
11601160
(errcode(ERRCODE_INVALID_PARAMETER_VALUE),
@@ -1176,7 +1176,7 @@ ProcessCopyOptions(ParseState *pstate,
11761176
parser_errposition(pstate,defel->location)));
11771177
cstate->convert_selectively= true;
11781178
if (defel->arg==NULL||IsA(defel->arg,List))
1179-
cstate->convert_select= (List*)defel->arg;
1179+
cstate->convert_select=castNode(List,defel->arg);
11801180
else
11811181
ereport(ERROR,
11821182
(errcode(ERRCODE_INVALID_PARAMETER_VALUE),
@@ -1479,7 +1479,7 @@ BeginCopy(ParseState *pstate,
14791479
/* examine queries to determine which error message to issue */
14801480
foreach(lc,rewritten)
14811481
{
1482-
Query*q= (Query*)lfirst(lc);
1482+
Query*q=castNode(Query,lfirst(lc));
14831483

14841484
if (q->querySource==QSRC_QUAL_INSTEAD_RULE)
14851485
ereport(ERROR,
@@ -1496,7 +1496,7 @@ BeginCopy(ParseState *pstate,
14961496
errmsg("multi-statement DO INSTEAD rules are not supported for COPY")));
14971497
}
14981498

1499-
query= (Query*)linitial(rewritten);
1499+
query=castNode(Query,linitial(rewritten));
15001500

15011501
/* The grammar allows SELECT INTO, but we don't support that */
15021502
if (query->utilityStmt!=NULL&&

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