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Miscellaneous cleanups of places that needed to account for new

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pg_language entries.
This commit is contained in:
Tom Lane
2000-05-28 20:34:52 +00:00
parent ab843085f1
commit 80648891cc
4 changed files with 36 additions and 53 deletions
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17
src/backend/commands/trigger.c
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@ -7,7 +7,7 @@
* Portions Copyright (c) 1994, Regents of the University of California
*
* IDENTIFICATION
* $Header: /cvsroot/pgsql/src/backend/commands/trigger.c,v 1.65 2000/05/28 17:55:55 tgl Exp $
* $Header: /cvsroot/pgsql/src/backend/commands/trigger.c,v 1.66 2000/05/28 20:34:50 tgl Exp $
*
*-------------------------------------------------------------------------
*/
@ -58,6 +58,7 @@ CreateTrigger(CreateTrigStmt *stmt)
Relation idescs[Num_pg_trigger_indices];
Relation ridescs[Num_pg_class_indices];
Oid fargtypes[FUNC_MAX_ARGS];
Oid funclang;
int found = 0;
int i;
char constrtrigname[NAMEDATALEN];
@ -154,24 +155,26 @@ CreateTrigger(CreateTrigStmt *stmt)
Int32GetDatum(0),
PointerGetDatum(fargtypes),
0);
if (!HeapTupleIsValid(tuple) ||
((Form_pg_proc) GETSTRUCT(tuple))->pronargs != 0)
if (!HeapTupleIsValid(tuple))
elog(ERROR, "CreateTrigger: function %s() does not exist",
stmt->funcname);
if (((Form_pg_proc) GETSTRUCT(tuple))->prorettype != 0)
elog(ERROR, "CreateTrigger: function %s() must return OPAQUE",
stmt->funcname);
if (((Form_pg_proc) GETSTRUCT(tuple))->prolang != ClanguageId &&
((Form_pg_proc) GETSTRUCT(tuple))->prolang != INTERNALlanguageId)
funclang = ((Form_pg_proc) GETSTRUCT(tuple))->prolang;
if (funclang != ClanguageId &&
funclang != NEWClanguageId &&
funclang != INTERNALlanguageId &&
funclang != NEWINTERNALlanguageId)
{
HeapTuple langTup;
langTup = SearchSysCacheTuple(LANGOID,
ObjectIdGetDatum(((Form_pg_proc) GETSTRUCT(tuple))->prolang),
ObjectIdGetDatum(funclang),
0, 0, 0);
if (!HeapTupleIsValid(langTup))
elog(ERROR, "CreateTrigger: cache lookup for PL %u failed",
((Form_pg_proc) GETSTRUCT(tuple))->prolang);
funclang);
if (((Form_pg_language) GETSTRUCT(langTup))->lanispl == false)
elog(ERROR, "CreateTrigger: only builtin, C and PL functions are supported");
}