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Parser cleanup.

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Add lock to i386 asm.
This commit is contained in:
Bruce Momjian
1998-01-20 05:05:08 +00:00
parent 8700377384
commit 412a5e6539
23 changed files with 267 additions and 524 deletions
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31
src/backend/parser/parse_node.c
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@ -7,7 +7,7 @@
*
*
* IDENTIFICATION
* $Header: /cvsroot/pgsql/src/backend/parser/parse_node.c,v 1.8 1998/01/19 05:06:19 momjian Exp $
* $Header: /cvsroot/pgsql/src/backend/parser/parse_node.c,v 1.9 1998/01/20 05:04:21 momjian Exp $
*
*-------------------------------------------------------------------------
*/
@ -27,6 +27,7 @@
#include "parser/parse_type.h"
#include "utils/builtins.h"
#include "utils/syscache.h"
#include "utils/lsyscache.h"
static void disallow_setop(char *op, Type optype, Node *operand);
static Node *make_operand(char *opname,
@ -228,17 +229,11 @@ make_op(char *opname, Node *ltree, Node *rtree)
result->oper = (Node *) newop;
if (!left)
{
result->args = lcons(right, NIL);
}
else if (!right)
{
result->args = lcons(left, NIL);
}
else
{
result->args = lcons(left, lcons(right, NIL));
}
return result;
}
@ -250,7 +245,6 @@ make_var(ParseState *pstate, char *refname, char *attrname, Oid *type_id)
int vnum,
attid;
Oid vartypeid;
Relation rd;
RangeTblEntry *rte;
rte = refnameRangeTableEntry(pstate->p_rtable, refname);
@ -259,16 +253,15 @@ make_var(ParseState *pstate, char *refname, char *attrname, Oid *type_id)
vnum = refnameRangeTablePosn(pstate->p_rtable, refname);
rd = heap_open(rte->relid);
attid = attnameAttNum(rd, attrname); /* could elog(ERROR) */
vartypeid = attnumTypeId(rd, attid);
attid = get_attnum(rte->relid, attrname);
if (attid == InvalidAttrNumber)
elog(ERROR, "Relation %s does not have attribute %s",
rte->relname, attrname);
vartypeid = get_atttype(rte->relid, attid);
varnode = makeVar(vnum, attid, vartypeid, vnum, attid);
heap_close(rd);
*type_id = vartypeid;
return varnode;
}
@ -311,10 +304,8 @@ make_array_ref(Node *expr,
type_struct_array = (TypeTupleForm) GETSTRUCT(type_tuple);
if (type_struct_array->typelem == InvalidOid)
{
elog(ERROR, "make_array_ref: type %s is not an array",
(Name) &(type_struct_array->typname.data[0]));
}
/* get the type tuple for the element type */
type_tuple = SearchSysCacheTuple(TYPOID,
@ -331,13 +322,11 @@ make_array_ref(Node *expr,
A_Indices *ind = lfirst(indirection);
if (ind->lidx)
{
/*
* XXX assumes all lower indices non null in this case
*/
lowerIndexpr = lappend(lowerIndexpr, ind->lidx);
}
upperIndexpr = lappend(upperIndexpr, ind->uidx);
indirection = lnext(indirection);
}
@ -393,10 +382,8 @@ make_array_set(Expr *target_expr,
type_struct_array = (TypeTupleForm) GETSTRUCT(type_tuple);
if (type_struct_array->typelem == InvalidOid)
{
elog(ERROR, "make_array_ref: type %s is not an array",
(Name) &(type_struct_array->typname.data[0]));
}
/* get the type tuple for the element type */
type_tuple = SearchSysCacheTuple(TYPOID,
ObjectIdGetDatum(type_struct_array->typelem),