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Generate distinct error messages for trigger function not found

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and trigger function found but returns wrong type.
This commit is contained in:
Tom Lane 1999-05-20 14:39:49 +00:00
parent 443c08a110
commit 33773af95b
1 changed files with 5 additions and 3 deletions
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8
src/backend/commands/trigger.c
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@ -138,10 +138,12 @@ CreateTrigger(CreateTrigStmt *stmt)
PointerGetDatum(fargtypes), PointerGetDatum(fargtypes),
0); 0);
if (!HeapTupleIsValid(tuple) || if (!HeapTupleIsValid(tuple) ||
((Form_pg_proc) GETSTRUCT(tuple))->prorettype != 0 ||
((Form_pg_proc) GETSTRUCT(tuple))->pronargs != 0) ((Form_pg_proc) GETSTRUCT(tuple))->pronargs != 0)
elog(ERROR, "CreateTrigger: function %s () does not exist", stmt->funcname); 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) if (((Form_pg_proc) GETSTRUCT(tuple))->prolang != ClanguageId)
{ {
HeapTuple langTup; HeapTuple langTup;