From b8cd10bfcac920119d0e8d298d07d9e3c8fb555e Mon Sep 17 00:00:00 2001
From: Sandro Santilli <strk@keybit.net>
Date: Mon, 3 May 2010 16:35:08 +0000
Subject: [PATCH] ST_MakeValid: Early fail if an unsupported type is given

git-svn-id: http://svn.osgeo.org/postgis/trunk@5604 b70326c6-7e19-0410-871a-916f4a2858ee
---
 postgis/lwgeom_geos_clean.c | 15 +++++++++++++++
 1 file changed, 15 insertions(+)

diff --git a/postgis/lwgeom_geos_clean.c b/postgis/lwgeom_geos_clean.c
index 982fa9c5b..94b8d085b 100644
--- a/postgis/lwgeom_geos_clean.c
+++ b/postgis/lwgeom_geos_clean.c
@@ -994,6 +994,21 @@ Datum ST_MakeValid(PG_FUNCTION_ARGS)
 	in = (PG_LWGEOM *)PG_DETOAST_DATUM(PG_GETARG_DATUM(0));
 	lwgeom_in = lwgeom_deserialize(SERIALIZED_FORM(in));
 
+	switch ( TYPE_GETTYPE(lwgeom_in->type) )
+	{
+		case GEOS_LINESTRING:
+		case GEOS_POLYGON:
+		case GEOS_MULTILINESTRING:
+		case GEOS_MULTIPOLYGON:
+			break;
+
+		default:
+			lwerror("ST_MakeValid: unsupported geometry type %s",
+				lwtype_name(TYPE_GETTYPE(lwgeom_in->type)));
+			PG_RETURN_NULL();
+			break;
+	}
+
 	lwgeom_out = lwgeom_make_valid(lwgeom_in);
 	if ( ! lwgeom_out ) {
 		PG_FREE_IF_COPY(in, 0);
-- 
2.40.0