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Make parser functions static where possible.
This commit is contained in:
Bruce Momjian
@ -7,7 +7,7 @@
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*
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*
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* IDENTIFICATION
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* $Header: /cvsroot/pgsql/src/backend/parser/parse_agg.c,v 1.2 1997/11/26 01:11:14 momjian Exp $
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* $Header: /cvsroot/pgsql/src/backend/parser/parse_agg.c,v 1.3 1997/11/26 03:42:37 momjian Exp $
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*
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*-------------------------------------------------------------------------
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*/
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@ -27,6 +27,10 @@
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#include "parser/parse_target.h"
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#include "utils/syscache.h"
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static bool contain_agg_clause(Node *clause);
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static bool exprIsAggOrGroupCol(Node *expr, List *groupClause);
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static bool tleIsAggOrGroupCol(TargetEntry *tle, List *groupClause);
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/*
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* AddAggToParseState -
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* add the aggregate to the list of unique aggregates in pstate.
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@ -93,7 +97,7 @@ finalizeAggregates(ParseState *pstate, Query *qry)
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*
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* Returns true if any aggregate found.
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*/
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bool
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static bool
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contain_agg_clause(Node *clause)
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{
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if (clause == NULL)
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@ -151,7 +155,7 @@ contain_agg_clause(Node *clause)
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* exprIsAggOrGroupCol -
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* returns true if the expression does not contain non-group columns.
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*/
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bool
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static bool
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exprIsAggOrGroupCol(Node *expr, List *groupClause)
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{
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List *gl;
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@ -185,7 +189,7 @@ exprIsAggOrGroupCol(Node *expr, List *groupClause)
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* tleIsAggOrGroupCol -
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* returns true if the TargetEntry is Agg or GroupCol.
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*/
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bool
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static bool
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tleIsAggOrGroupCol(TargetEntry *tle, List *groupClause)
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{
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Node *expr = tle->expr;
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@ -7,7 +7,7 @@
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*
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*
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* IDENTIFICATION
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* $Header: /cvsroot/pgsql/src/backend/parser/parse_clause.c,v 1.2 1997/11/26 01:11:16 momjian Exp $
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* $Header: /cvsroot/pgsql/src/backend/parser/parse_clause.c,v 1.3 1997/11/26 03:42:39 momjian Exp $
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*
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*-------------------------------------------------------------------------
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*/
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@ -25,6 +25,62 @@
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#include "parser/parse_relation.h"
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#include "parser/parse_target.h"
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static TargetEntry *find_targetlist_entry(ParseState *pstate,
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SortGroupBy *sortgroupby, List *tlist);
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static void parseFromClause(ParseState *pstate, List *frmList);
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/*
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* makeRangeTable -
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* make a range table with the specified relation (optional) and the
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* from-clause.
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*/
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void
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makeRangeTable(ParseState *pstate, char *relname, List *frmList)
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{
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RangeTblEntry *rte;
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parseFromClause(pstate, frmList);
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if (relname == NULL)
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return;
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if (refnameRangeTablePosn(pstate->p_rtable, relname) < 1)
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rte = addRangeTableEntry(pstate, relname, relname, FALSE, FALSE);
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else
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rte = refnameRangeTableEntry(pstate->p_rtable, relname);
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pstate->p_target_rangetblentry = rte;
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Assert(pstate->p_target_relation == NULL);
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pstate->p_target_relation = heap_open(rte->relid);
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Assert(pstate->p_target_relation != NULL);
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/* will close relation later */
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}
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/*
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* transformWhereClause -
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* transforms the qualification and make sure it is of type Boolean
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*
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*/
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Node *
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transformWhereClause(ParseState *pstate, Node *a_expr)
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{
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Node *qual;
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if (a_expr == NULL)
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return (Node *) NULL; /* no qualifiers */
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pstate->p_in_where_clause = true;
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qual = transformExpr(pstate, a_expr, EXPR_COLUMN_FIRST);
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pstate->p_in_where_clause = false;
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if (exprType(qual) != BOOLOID)
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{
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elog(WARN,
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"where clause must return type bool, not %s",
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typeidTypeName(exprType(qual)));
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}
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return qual;
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}
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/*
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* parseFromClause -
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* turns the table references specified in the from-clause into a
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@ -34,7 +90,7 @@
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* also allow that in our POST-SQL)
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*
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*/
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void
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static void
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parseFromClause(ParseState *pstate, List *frmList)
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{
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List *fl;
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@ -65,77 +121,13 @@ parseFromClause(ParseState *pstate, List *frmList)
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}
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}
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/*
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* makeRangeTable -
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* make a range table with the specified relation (optional) and the
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* from-clause.
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*/
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void
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makeRangeTable(ParseState *pstate, char *relname, List *frmList)
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{
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RangeTblEntry *rte;
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parseFromClause(pstate, frmList);
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if (relname == NULL)
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return;
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if (refnameRangeTablePosn(pstate->p_rtable, relname) < 1)
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rte = addRangeTableEntry(pstate, relname, relname, FALSE, FALSE);
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else
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rte = refnameRangeTableEntry(pstate->p_rtable, relname);
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pstate->p_target_rangetblentry = rte;
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Assert(pstate->p_target_relation == NULL);
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pstate->p_target_relation = heap_open(rte->relid);
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Assert(pstate->p_target_relation != NULL);
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/* will close relation later */
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}
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/*****************************************************************************
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*
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* Where Clause
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*
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*****************************************************************************/
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/*
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* transformWhereClause -
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* transforms the qualification and make sure it is of type Boolean
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*
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*/
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Node *
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transformWhereClause(ParseState *pstate, Node *a_expr)
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{
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Node *qual;
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if (a_expr == NULL)
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return (Node *) NULL; /* no qualifiers */
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pstate->p_in_where_clause = true;
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qual = transformExpr(pstate, a_expr, EXPR_COLUMN_FIRST);
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pstate->p_in_where_clause = false;
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if (exprType(qual) != BOOLOID)
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{
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elog(WARN,
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"where clause must return type bool, not %s",
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typeidTypeName(exprType(qual)));
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}
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return qual;
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}
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/*****************************************************************************
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*
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* Sort Clause
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*
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*****************************************************************************/
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/*
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* find_targetlist_entry -
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* returns the Resdom in the target list matching the specified varname
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* and range
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*
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*/
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TargetEntry *
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static TargetEntry *
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find_targetlist_entry(ParseState *pstate, SortGroupBy *sortgroupby, List *tlist)
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{
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List *i;
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@ -7,7 +7,7 @@
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*
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*
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* IDENTIFICATION
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* $Header: /cvsroot/pgsql/src/backend/parser/parse_expr.c,v 1.2 1997/11/26 01:11:17 momjian Exp $
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* $Header: /cvsroot/pgsql/src/backend/parser/parse_expr.c,v 1.3 1997/11/26 03:42:41 momjian Exp $
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*
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*-------------------------------------------------------------------------
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*/
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@ -22,6 +22,7 @@
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#include "nodes/params.h"
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#include "nodes/relation.h"
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#include "parse.h"
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#include "parser/gramparse.h"
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#include "parser/parse_expr.h"
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#include "parser/parse_func.h"
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#include "parser/parse_node.h"
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@ -29,7 +30,7 @@
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#include "parser/parse_target.h"
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#include "utils/builtins.h"
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Oid param_type(int t); /* from gram.y */
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static Node *parser_typecast(Value *expr, TypeName *typename, int typlen);
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/*
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* transformExpr -
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@ -397,7 +398,7 @@ handleNestedDots(ParseState *pstate, Attr *attr, int *curr_resno)
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return (retval);
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}
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Node *
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static Node *
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parser_typecast(Value *expr, TypeName *typename, int typlen)
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{
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/* check for passing non-ints */
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@ -7,7 +7,7 @@
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*
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*
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* IDENTIFICATION
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* $Header: /cvsroot/pgsql/src/backend/parser/parse_func.c,v 1.2 1997/11/26 01:11:21 momjian Exp $
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* $Header: /cvsroot/pgsql/src/backend/parser/parse_func.c,v 1.3 1997/11/26 03:42:42 momjian Exp $
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*
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*-------------------------------------------------------------------------
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*/
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@ -42,6 +42,37 @@
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#include "utils/lsyscache.h"
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#include "utils/syscache.h"
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static Node *ParseComplexProjection(ParseState *pstate,
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char *funcname,
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Node *first_arg,
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bool *attisset);
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static Oid ** argtype_inherit(int nargs, Oid *oid_array);
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static bool can_coerce(int nargs, Oid *input_typeids, Oid *func_typeids);
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static int find_inheritors(Oid relid, Oid **supervec);
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static CandidateList func_get_candidates(char *funcname, int nargs);
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static bool func_get_detail(char *funcname,
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int nargs,
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Oid *oid_array,
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Oid *funcid, /* return value */
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Oid *rettype, /* return value */
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bool *retset, /* return value */
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Oid **true_typeids);
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static Oid * func_select_candidate(int nargs,
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Oid *input_typeids,
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CandidateList candidates);
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static Oid funcid_get_rettype(Oid funcid);
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static Oid **gen_cross_product(InhPaths *arginh, int nargs);
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static void make_arguments(int nargs,
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List *fargs,
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Oid *input_typeids,
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Oid *function_typeids);
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static int match_argtypes(int nargs,
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Oid *input_typeids,
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CandidateList function_typeids,
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CandidateList *candidates);
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static List *setup_tlist(char *attname, Oid relid);
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static List *setup_base_tlist(Oid typeid);
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#define ISCOMPLEX(type) (typeidTypeRelid(type) ? true : false)
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#define MAXFARGS 8 /* max # args to a c or postquel function */
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@ -400,7 +431,7 @@ ParseFunc(ParseState *pstate, char *funcname, List *fargs, int *curr_resno)
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return (retval);
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}
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Oid
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static Oid
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funcid_get_rettype(Oid funcid)
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{
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HeapTuple func_tuple = NULL;
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@ -422,7 +453,7 @@ funcid_get_rettype(Oid funcid)
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* get a list of all argument type vectors for which a function named
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* funcname taking nargs arguments exists
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*/
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CandidateList
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static CandidateList
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func_get_candidates(char *funcname, int nargs)
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{
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Relation heapRelation;
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@ -500,7 +531,7 @@ func_get_candidates(char *funcname, int nargs)
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/*
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* can input_typeids be coerced to func_typeids?
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*/
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bool
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static bool
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can_coerce(int nargs, Oid *input_typeids, Oid *func_typeids)
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{
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int i;
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@ -539,7 +570,7 @@ can_coerce(int nargs, Oid *input_typeids, Oid *func_typeids)
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* that match the input typeids (either exactly or by coercion), and
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* return the number of such arrays
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*/
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int
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static int
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match_argtypes(int nargs,
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Oid *input_typeids,
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CandidateList function_typeids,
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@ -577,7 +608,7 @@ match_argtypes(int nargs,
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* returns the selected argtype array if the conflict can be resolved,
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* otherwise returns NULL
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*/
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Oid *
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||||
static Oid *
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func_select_candidate(int nargs,
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Oid *input_typeids,
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CandidateList candidates)
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@ -586,7 +617,7 @@ func_select_candidate(int nargs,
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return (NULL);
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}
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bool
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static bool
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func_get_detail(char *funcname,
|
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int nargs,
|
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Oid *oid_array,
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@ -731,7 +762,7 @@ func_get_detail(char *funcname,
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* not defined. There are lots of these (mostly builtins) in the
|
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* catalogs.
|
||||
*/
|
||||
Oid **
|
||||
static Oid **
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argtype_inherit(int nargs, Oid *oid_array)
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{
|
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Oid relid;
|
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@ -745,7 +776,7 @@ argtype_inherit(int nargs, Oid *oid_array)
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arginh[i].self = oid_array[i];
|
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if ((relid = typeidTypeRelid(oid_array[i])) != InvalidOid)
|
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{
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arginh[i].nsupers = findsupers(relid, &(arginh[i].supervec));
|
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arginh[i].nsupers = find_inheritors(relid, &(arginh[i].supervec));
|
||||
}
|
||||
else
|
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{
|
||||
@ -762,10 +793,10 @@ argtype_inherit(int nargs, Oid *oid_array)
|
||||
}
|
||||
|
||||
/* return an ordered cross-product of the classes involved */
|
||||
return (genxprod(arginh, nargs));
|
||||
return (gen_cross_product(arginh, nargs));
|
||||
}
|
||||
|
||||
int findsupers(Oid relid, Oid **supervec)
|
||||
static int find_inheritors(Oid relid, Oid **supervec)
|
||||
{
|
||||
Oid *relidvec;
|
||||
Relation inhrel;
|
||||
@ -885,8 +916,8 @@ int findsupers(Oid relid, Oid **supervec)
|
||||
return (nvisited);
|
||||
}
|
||||
|
||||
Oid **
|
||||
genxprod(InhPaths *arginh, int nargs)
|
||||
static Oid **
|
||||
gen_cross_product(InhPaths *arginh, int nargs)
|
||||
{
|
||||
int nanswers;
|
||||
Oid **result,
|
||||
@ -946,7 +977,7 @@ genxprod(InhPaths *arginh, int nargs)
|
||||
** Given the number and types of arguments to a function, and the
|
||||
** actual arguments and argument types, do the necessary typecasting.
|
||||
*/
|
||||
void
|
||||
static void
|
||||
make_arguments(int nargs,
|
||||
List *fargs,
|
||||
Oid *input_typeids,
|
||||
@ -987,7 +1018,7 @@ make_arguments(int nargs,
|
||||
** on a tuple parameter or return value. Due to a bug in 4.0,
|
||||
** it's not possible to refer to system attributes in this case.
|
||||
*/
|
||||
List *
|
||||
static List *
|
||||
setup_tlist(char *attname, Oid relid)
|
||||
{
|
||||
TargetEntry *tle;
|
||||
@ -1021,7 +1052,7 @@ setup_tlist(char *attname, Oid relid)
|
||||
** Build a tlist that extracts a base type from the tuple
|
||||
** returned by the executor.
|
||||
*/
|
||||
List *
|
||||
static List *
|
||||
setup_base_tlist(Oid typeid)
|
||||
{
|
||||
TargetEntry *tle;
|
||||
@ -1048,7 +1079,7 @@ setup_base_tlist(Oid typeid)
|
||||
* handles function calls with a single argument that is of complex type.
|
||||
* This routine returns NULL if it can't handle the projection (eg. sets).
|
||||
*/
|
||||
Node *
|
||||
static Node *
|
||||
ParseComplexProjection(ParseState *pstate,
|
||||
char *funcname,
|
||||
Node *first_arg,
|
||||
|
||||
@ -7,7 +7,7 @@
|
||||
*
|
||||
*
|
||||
* IDENTIFICATION
|
||||
* $Header: /cvsroot/pgsql/src/backend/parser/parse_node.c,v 1.2 1997/11/26 01:11:22 momjian Exp $
|
||||
* $Header: /cvsroot/pgsql/src/backend/parser/parse_node.c,v 1.3 1997/11/26 03:42:44 momjian Exp $
|
||||
*
|
||||
*-------------------------------------------------------------------------
|
||||
*/
|
||||
@ -28,6 +28,12 @@
|
||||
#include "utils/builtins.h"
|
||||
#include "utils/syscache.h"
|
||||
|
||||
static void disallow_setop(char *op, Type optype, Node *operand);
|
||||
static Node *make_operand(char *opname,
|
||||
Node *tree,
|
||||
Oid orig_typeId,
|
||||
Oid true_typeId);
|
||||
|
||||
/*
|
||||
* make_parsestate() --
|
||||
* allocate and initialize a new ParseState.
|
||||
@ -56,7 +62,7 @@ make_parsestate(void)
|
||||
return (pstate);
|
||||
}
|
||||
|
||||
Node *
|
||||
static Node *
|
||||
make_operand(char *opname,
|
||||
Node *tree,
|
||||
Oid orig_typeId,
|
||||
@ -110,7 +116,7 @@ make_operand(char *opname,
|
||||
}
|
||||
|
||||
|
||||
void
|
||||
static void
|
||||
disallow_setop(char *op, Type optype, Node *operand)
|
||||
{
|
||||
if (operand == NULL)
|
||||
|
||||
@ -7,7 +7,7 @@
|
||||
*
|
||||
*
|
||||
* IDENTIFICATION
|
||||
* $Header: /cvsroot/pgsql/src/backend/parser/parse_oper.c,v 1.2 1997/11/26 01:11:24 momjian Exp $
|
||||
* $Header: /cvsroot/pgsql/src/backend/parser/parse_oper.c,v 1.3 1997/11/26 03:42:45 momjian Exp $
|
||||
*
|
||||
*-------------------------------------------------------------------------
|
||||
*/
|
||||
@ -26,6 +26,21 @@
|
||||
#include "storage/bufmgr.h"
|
||||
#include "utils/syscache.h"
|
||||
|
||||
static int binary_oper_get_candidates(char *opname,
|
||||
Oid leftTypeId,
|
||||
Oid rightTypeId,
|
||||
CandidateList *candidates);
|
||||
static CandidateList binary_oper_select_candidate(Oid arg1,
|
||||
Oid arg2,
|
||||
CandidateList candidates);
|
||||
static bool equivalentOpersAfterPromotion(CandidateList candidates);
|
||||
static void op_error(char *op, Oid arg1, Oid arg2);
|
||||
static int unary_oper_get_candidates(char *op,
|
||||
Oid typeId,
|
||||
CandidateList *candidates,
|
||||
char rightleft);
|
||||
|
||||
|
||||
Oid
|
||||
any_ordering_op(int restype)
|
||||
{
|
||||
@ -51,7 +66,7 @@ oprid(Operator op)
|
||||
* opname exists, such that leftTypeId can be coerced to arg1 and
|
||||
* rightTypeId can be coerced to arg2
|
||||
*/
|
||||
int
|
||||
static int
|
||||
binary_oper_get_candidates(char *opname,
|
||||
Oid leftTypeId,
|
||||
Oid rightTypeId,
|
||||
@ -149,7 +164,7 @@ binary_oper_get_candidates(char *opname,
|
||||
* the all the candidates operate on the same data types after
|
||||
* promotion (int2, int4, float4 -> float8).
|
||||
*/
|
||||
bool
|
||||
static bool
|
||||
equivalentOpersAfterPromotion(CandidateList candidates)
|
||||
{
|
||||
CandidateList result;
|
||||
@ -223,7 +238,7 @@ equivalentOpersAfterPromotion(CandidateList candidates)
|
||||
* given a choice of argument type pairs for a binary operator,
|
||||
* try to choose a default pair
|
||||
*/
|
||||
CandidateList
|
||||
static CandidateList
|
||||
binary_oper_select_candidate(Oid arg1,
|
||||
Oid arg2,
|
||||
CandidateList candidates)
|
||||
@ -366,7 +381,7 @@ oper(char *op, Oid arg1, Oid arg2, bool noWarnings)
|
||||
* a right/left unary operator named opname exists,
|
||||
* such that typeId can be coerced to it
|
||||
*/
|
||||
int
|
||||
static int
|
||||
unary_oper_get_candidates(char *op,
|
||||
Oid typeId,
|
||||
CandidateList *candidates,
|
||||
@ -548,7 +563,7 @@ outstr(char *typename, /* Name of type of value */
|
||||
* Give a somewhat useful error message when the operator for two types
|
||||
* is not found.
|
||||
*/
|
||||
void
|
||||
static void
|
||||
op_error(char *op, Oid arg1, Oid arg2)
|
||||
{
|
||||
Type tp1 = NULL,
|
||||
|
||||
@ -7,7 +7,7 @@
|
||||
*
|
||||
*
|
||||
* IDENTIFICATION
|
||||
* $Header: /cvsroot/pgsql/src/backend/parser/parse_relation.c,v 1.2 1997/11/26 01:11:28 momjian Exp $
|
||||
* $Header: /cvsroot/pgsql/src/backend/parser/parse_relation.c,v 1.3 1997/11/26 03:42:48 momjian Exp $
|
||||
*
|
||||
*-------------------------------------------------------------------------
|
||||
*/
|
||||
@ -24,6 +24,9 @@
|
||||
#include "utils/builtins.h"
|
||||
#include "utils/lsyscache.h"
|
||||
|
||||
static void checkTargetTypes(ParseState *pstate, char *target_colname,
|
||||
char *refname, char *colname);
|
||||
|
||||
struct
|
||||
{
|
||||
char *field;
|
||||
@ -415,7 +418,7 @@ handleTargetColname(ParseState *pstate, char **resname,
|
||||
* checkTargetTypes -
|
||||
* checks value and target column types
|
||||
*/
|
||||
void
|
||||
static void
|
||||
checkTargetTypes(ParseState *pstate, char *target_colname,
|
||||
char *refname, char *colname)
|
||||
{
|
||||
|
||||
@ -7,7 +7,7 @@
|
||||
*
|
||||
*
|
||||
* IDENTIFICATION
|
||||
* $Header: /cvsroot/pgsql/src/backend/parser/parse_target.c,v 1.2 1997/11/26 01:11:30 momjian Exp $
|
||||
* $Header: /cvsroot/pgsql/src/backend/parser/parse_target.c,v 1.3 1997/11/26 03:42:49 momjian Exp $
|
||||
*
|
||||
*-------------------------------------------------------------------------
|
||||
*/
|
||||
@ -25,6 +25,13 @@
|
||||
#include "parser/parse_target.h"
|
||||
#include "utils/builtins.h"
|
||||
|
||||
static List *expandAllTables(ParseState *pstate);
|
||||
static char *figureColname(Node *expr, Node *resval);
|
||||
static TargetEntry *make_targetlist_expr(ParseState *pstate,
|
||||
char *colname,
|
||||
Node *expr,
|
||||
List *arrayRef);
|
||||
|
||||
/*
|
||||
* transformTargetList -
|
||||
* turns a list of ResTarget's into a list of TargetEntry's
|
||||
@ -310,7 +317,7 @@ transformTargetList(ParseState *pstate, List *targetlist)
|
||||
*
|
||||
* arrayRef is a list of transformed A_Indices
|
||||
*/
|
||||
TargetEntry *
|
||||
static TargetEntry *
|
||||
make_targetlist_expr(ParseState *pstate,
|
||||
char *colname,
|
||||
Node *expr,
|
||||
@ -568,7 +575,7 @@ makeTargetNames(ParseState *pstate, List *cols)
|
||||
* turns '*' (in the target list) into a list of attributes
|
||||
* (of all relations in the range table)
|
||||
*/
|
||||
List *
|
||||
static List *
|
||||
expandAllTables(ParseState *pstate)
|
||||
{
|
||||
List *target = NIL;
|
||||
@ -633,7 +640,7 @@ expandAllTables(ParseState *pstate)
|
||||
* list, we have to guess.
|
||||
*
|
||||
*/
|
||||
char *
|
||||
static char *
|
||||
figureColname(Node *expr, Node *resval)
|
||||
{
|
||||
switch (nodeTag(expr))
|
||||
|
||||
Reference in New Issue
Block a user