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Diffstat (limited to 'src/backend/executor/execQual.c')
-rw-r--r--src/backend/executor/execQual.c73
1 files changed, 37 insertions, 36 deletions
diff --git a/src/backend/executor/execQual.c b/src/backend/executor/execQual.c
index d44f580be02..93088489647 100644
--- a/src/backend/executor/execQual.c
+++ b/src/backend/executor/execQual.c
@@ -8,7 +8,7 @@
*
*
* IDENTIFICATION
- * $PostgreSQL: pgsql/src/backend/executor/execQual.c,v 1.159 2004/05/10 22:44:43 tgl Exp $
+ * $PostgreSQL: pgsql/src/backend/executor/execQual.c,v 1.160 2004/05/26 04:41:15 neilc Exp $
*
*-------------------------------------------------------------------------
*/
@@ -217,7 +217,7 @@ ExecEvalArrayRef(ArrayRefExprState *astate,
ArrayType *array_source;
ArrayType *resultArray;
bool isAssignment = (arrayRef->refassgnexpr != NULL);
- List *elt;
+ ListCell *l;
int i = 0,
j = 0;
IntArray upper,
@@ -258,9 +258,9 @@ ExecEvalArrayRef(ArrayRefExprState *astate,
array_source = NULL;
}
- foreach(elt, astate->refupperindexpr)
+ foreach(l, astate->refupperindexpr)
{
- ExprState *eltstate = (ExprState *) lfirst(elt);
+ ExprState *eltstate = (ExprState *) lfirst(l);
if (i >= MAXDIM)
ereport(ERROR,
@@ -284,9 +284,9 @@ ExecEvalArrayRef(ArrayRefExprState *astate,
if (astate->reflowerindexpr != NIL)
{
- foreach(elt, astate->reflowerindexpr)
+ foreach(l, astate->reflowerindexpr)
{
- ExprState *eltstate = (ExprState *) lfirst(elt);
+ ExprState *eltstate = (ExprState *) lfirst(l);
if (j >= MAXDIM)
ereport(ERROR,
@@ -798,7 +798,7 @@ ExecEvalFuncArgs(FunctionCallInfo fcinfo,
{
ExprDoneCond argIsDone;
int i;
- List *arg;
+ ListCell *arg;
argIsDone = ExprSingleResult; /* default assumption */
@@ -1070,7 +1070,7 @@ ExecMakeFunctionResultNoSets(FuncExprState *fcache,
bool *isNull,
ExprDoneCond *isDone)
{
- List *arg;
+ ListCell *arg;
Datum result;
FunctionCallInfoData fcinfo;
int i;
@@ -1703,7 +1703,7 @@ static Datum
ExecEvalNot(BoolExprState *notclause, ExprContext *econtext,
bool *isNull, ExprDoneCond *isDone)
{
- ExprState *clause = lfirst(notclause->args);
+ ExprState *clause = linitial(notclause->args);
Datum expr_value;
if (isDone)
@@ -1734,7 +1734,7 @@ ExecEvalOr(BoolExprState *orExpr, ExprContext *econtext,
bool *isNull, ExprDoneCond *isDone)
{
List *clauses = orExpr->args;
- List *clause;
+ ListCell *clause;
bool AnyNull;
if (isDone)
@@ -1786,7 +1786,7 @@ ExecEvalAnd(BoolExprState *andExpr, ExprContext *econtext,
bool *isNull, ExprDoneCond *isDone)
{
List *clauses = andExpr->args;
- List *clause;
+ ListCell *clause;
bool AnyNull;
if (isDone)
@@ -1802,6 +1802,7 @@ ExecEvalAnd(BoolExprState *andExpr, ExprContext *econtext,
* when you interpret NULL as "don't know", using the same sort of
* reasoning as for OR, above.
*/
+
foreach(clause, clauses)
{
ExprState *clausestate = (ExprState *) lfirst(clause);
@@ -1838,7 +1839,7 @@ ExecEvalCase(CaseExprState *caseExpr, ExprContext *econtext,
bool *isNull, ExprDoneCond *isDone)
{
List *clauses = caseExpr->args;
- List *clause;
+ ListCell *clause;
Datum save_datum;
bool save_isNull;
@@ -1938,7 +1939,7 @@ ExecEvalArray(ArrayExprState *astate, ExprContext *econtext,
{
ArrayExpr *arrayExpr = (ArrayExpr *) astate->xprstate.expr;
ArrayType *result;
- List *element;
+ ListCell *element;
Oid element_type = arrayExpr->element_typeid;
int ndims = 0;
int dims[MAXDIM];
@@ -2118,7 +2119,7 @@ ExecEvalRow(RowExprState *rstate,
Datum *values;
char *nulls;
int nargs;
- List *arg;
+ ListCell *arg;
int i;
/* Set default values for result flags: non-null, not a set result */
@@ -2161,7 +2162,7 @@ static Datum
ExecEvalCoalesce(CoalesceExprState *coalesceExpr, ExprContext *econtext,
bool *isNull, ExprDoneCond *isDone)
{
- List *arg;
+ ListCell *arg;
if (isDone)
*isDone = ExprSingleResult;
@@ -2390,7 +2391,7 @@ ExecEvalCoerceToDomain(CoerceToDomainState *cstate, ExprContext *econtext,
{
CoerceToDomain *ctest = (CoerceToDomain *) cstate->xprstate.expr;
Datum result;
- List *l;
+ ListCell *l;
result = ExecEvalExpr(cstate->arg, econtext, isNull, isDone);
@@ -2826,14 +2827,14 @@ ExecInitExpr(Expr *node, PlanState *parent)
CaseExpr *caseexpr = (CaseExpr *) node;
CaseExprState *cstate = makeNode(CaseExprState);
FastList outlist;
- List *inlist;
+ ListCell *l;
cstate->xprstate.evalfunc = (ExprStateEvalFunc) ExecEvalCase;
cstate->arg = ExecInitExpr(caseexpr->arg, parent);
FastListInit(&outlist);
- foreach(inlist, caseexpr->args)
+ foreach(l, caseexpr->args)
{
- CaseWhen *when = (CaseWhen *) lfirst(inlist);
+ CaseWhen *when = (CaseWhen *) lfirst(l);
CaseWhenState *wstate = makeNode(CaseWhenState);
Assert(IsA(when, CaseWhen));
@@ -2853,13 +2854,13 @@ ExecInitExpr(Expr *node, PlanState *parent)
ArrayExpr *arrayexpr = (ArrayExpr *) node;
ArrayExprState *astate = makeNode(ArrayExprState);
FastList outlist;
- List *inlist;
+ ListCell *l;
astate->xprstate.evalfunc = (ExprStateEvalFunc) ExecEvalArray;
FastListInit(&outlist);
- foreach(inlist, arrayexpr->elements)
+ foreach(l, arrayexpr->elements)
{
- Expr *e = (Expr *) lfirst(inlist);
+ Expr *e = (Expr *) lfirst(l);
ExprState *estate;
estate = ExecInitExpr(e, parent);
@@ -2879,13 +2880,13 @@ ExecInitExpr(Expr *node, PlanState *parent)
RowExpr *rowexpr = (RowExpr *) node;
RowExprState *rstate = makeNode(RowExprState);
List *outlist;
- List *inlist;
+ ListCell *l;
rstate->xprstate.evalfunc = (ExprStateEvalFunc) ExecEvalRow;
outlist = NIL;
- foreach(inlist, rowexpr->args)
+ foreach(l, rowexpr->args)
{
- Expr *e = (Expr *) lfirst(inlist);
+ Expr *e = (Expr *) lfirst(l);
ExprState *estate;
estate = ExecInitExpr(e, parent);
@@ -2912,13 +2913,13 @@ ExecInitExpr(Expr *node, PlanState *parent)
CoalesceExpr *coalesceexpr = (CoalesceExpr *) node;
CoalesceExprState *cstate = makeNode(CoalesceExprState);
FastList outlist;
- List *inlist;
+ ListCell *l;
cstate->xprstate.evalfunc = (ExprStateEvalFunc) ExecEvalCoalesce;
FastListInit(&outlist);
- foreach(inlist, coalesceexpr->args)
+ foreach(l, coalesceexpr->args)
{
- Expr *e = (Expr *) lfirst(inlist);
+ Expr *e = (Expr *) lfirst(l);
ExprState *estate;
estate = ExecInitExpr(e, parent);
@@ -2984,13 +2985,13 @@ ExecInitExpr(Expr *node, PlanState *parent)
case T_List:
{
FastList outlist;
- List *inlist;
+ ListCell *l;
FastListInit(&outlist);
- foreach(inlist, (List *) node)
+ foreach(l, (List *) node)
{
FastAppend(&outlist,
- ExecInitExpr((Expr *) lfirst(inlist),
+ ExecInitExpr((Expr *) lfirst(l),
parent));
}
/* Don't fall through to the "common" code below */
@@ -3101,7 +3102,7 @@ ExecQual(List *qual, ExprContext *econtext, bool resultForNull)
{
bool result;
MemoryContext oldContext;
- List *qlist;
+ ListCell *l;
/*
* debugging stuff
@@ -3131,9 +3132,9 @@ ExecQual(List *qual, ExprContext *econtext, bool resultForNull)
*/
result = true;
- foreach(qlist, qual)
+ foreach(l, qual)
{
- ExprState *clause = (ExprState *) lfirst(qlist);
+ ExprState *clause = (ExprState *) lfirst(l);
Datum expr_value;
bool isNull;
@@ -3179,7 +3180,7 @@ int
ExecCleanTargetListLength(List *targetlist)
{
int len = 0;
- List *tl;
+ ListCell *tl;
foreach(tl, targetlist)
{
@@ -3219,7 +3220,7 @@ ExecTargetList(List *targetlist,
ExprDoneCond *isDone)
{
MemoryContext oldContext;
- List *tl;
+ ListCell *tl;
bool isNull;
bool haveDoneSets;
generated by cgit v1.2.3 (git 2.25.1) at 2025-05-21 06:37:35 +0000