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Support enum data types. Along the way, use macros for the values of

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pg_type.typtype whereever practical.  Tom Dunstan, with some kibitzing
from Tom Lane.
This commit is contained in:
Tom Lane
2007-04-02 03:49:42 +00:00
parent a482a3e58b
commit 57690c6803
74 changed files with 2398 additions and 332 deletions
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36
src/backend/parser/parse_oper.c
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@ -8,7 +8,7 @@
*
*
* IDENTIFICATION
* $PostgreSQL: pgsql/src/backend/parser/parse_oper.c,v 1.94 2007/02/01 19:10:27 momjian Exp $
* $PostgreSQL: pgsql/src/backend/parser/parse_oper.c,v 1.95 2007/04/02 03:49:39 tgl Exp $
*
*-------------------------------------------------------------------------
*/
@ -886,8 +886,8 @@ make_scalar_array_op(ParseState *pstate, List *opname,
declared_arg_types[1] = opform->oprright;
/*
* enforce consistency with ANYARRAY and ANYELEMENT argument and return
* types, possibly adjusting return type or declared_arg_types (which will
* enforce consistency with polymorphic argument and return types,
* possibly adjusting return type or declared_arg_types (which will
* be used as the cast destination by make_fn_arguments)
*/
rettype = enforce_generic_type_consistency(actual_arg_types,
@ -911,15 +911,25 @@ make_scalar_array_op(ParseState *pstate, List *opname,
/*
* Now switch back to the array type on the right, arranging for any
* needed cast to be applied.
* needed cast to be applied. Beware of polymorphic operators here;
* enforce_generic_type_consistency may or may not have replaced a
* polymorphic type with a real one.
*/
res_atypeId = get_array_type(declared_arg_types[1]);
if (!OidIsValid(res_atypeId))
ereport(ERROR,
(errcode(ERRCODE_UNDEFINED_OBJECT),
errmsg("could not find array type for data type %s",
format_type_be(declared_arg_types[1])),
parser_errposition(pstate, location)));
if (IsPolymorphicType(declared_arg_types[1]))
{
/* assume the actual array type is OK */
res_atypeId = atypeId;
}
else
{
res_atypeId = get_array_type(declared_arg_types[1]);
if (!OidIsValid(res_atypeId))
ereport(ERROR,
(errcode(ERRCODE_UNDEFINED_OBJECT),
errmsg("could not find array type for data type %s",
format_type_be(declared_arg_types[1])),
parser_errposition(pstate, location)));
}
actual_arg_types[1] = atypeId;
declared_arg_types[1] = res_atypeId;
@ -986,8 +996,8 @@ make_op_expr(ParseState *pstate, Operator op,
}
/*
* enforce consistency with ANYARRAY and ANYELEMENT argument and return
* types, possibly adjusting return type or declared_arg_types (which will
* enforce consistency with polymorphic argument and return types,
* possibly adjusting return type or declared_arg_types (which will
* be used as the cast destination by make_fn_arguments)
*/
rettype = enforce_generic_type_consistency(actual_arg_types,