From cac73320ef0f35304e2dcade0fe1d32c07cb765f Mon Sep 17 00:00:00 2001
From: Tom Lane <tgl@sss.pgh.pa.us>
Date: Tue, 13 Sep 2011 11:36:57 -0400
Subject: [PATCH] deflist_to_tuplestore dumped core on an option with no value.
Make it return NULL for the option_value, instead.
Per report from Frank van Vugt. Back-patch to 8.4 where this code was
added.
---
src/backend/foreign/foreign.c | 14 ++++++++++++--
1 file changed, 12 insertions(+), 2 deletions(-)
diff --git a/src/backend/foreign/foreign.c b/src/backend/foreign/foreign.c
index 042dbed13d..a67f70b973 100644
--- a/src/backend/foreign/foreign.c
+++ b/src/backend/foreign/foreign.c
@@ -260,7 +260,7 @@ deflist_to_tuplestore(ReturnSetInfo *rsinfo, List *options)
TupleDesc tupdesc;
Tuplestorestate *tupstore;
Datum values[2];
- bool nulls[2] = {0};
+ bool nulls[2];
MemoryContext per_query_ctx;
MemoryContext oldcontext;
@@ -292,7 +292,17 @@ deflist_to_tuplestore(ReturnSetInfo *rsinfo, List *options)
DefElem *def = lfirst(cell);
values[0] = CStringGetTextDatum(def->defname);
- values[1] = CStringGetTextDatum(((Value *) def->arg)->val.str);
+ nulls[0] = false;
+ if (def->arg)
+ {
+ values[1] = CStringGetTextDatum(((Value *) (def->arg))->val.str);
+ nulls[1] = false;
+ }
+ else
+ {
+ values[1] = (Datum) 0;
+ nulls[1] = true;
+ }
tuplestore_putvalues(tupstore, tupdesc, values, nulls);
}
--
2.49.0