From 1e243f4907d77f2e7ead1ef7ec0eaa0e407d911b Mon Sep 17 00:00:00 2001
From: Paul Ramsey <pramsey@cleverelephant.ca>
Date: Thu, 2 Oct 2008 16:43:53 +0000
Subject: [PATCH] Ensure relate(g,g,p) is case insensitive. (#44)

git-svn-id: http://svn.osgeo.org/postgis/branches/1.3@3049 b70326c6-7e19-0410-871a-916f4a2858ee
---
 lwgeom/lwgeom_geos_c.c | 9 +++++++++
 1 file changed, 9 insertions(+)

diff --git a/lwgeom/lwgeom_geos_c.c b/lwgeom/lwgeom_geos_c.c
index f74247e91..3d6896c1c 100644
--- a/lwgeom/lwgeom_geos_c.c
+++ b/lwgeom/lwgeom_geos_c.c
@@ -2458,6 +2458,15 @@ Datum relate_pattern(PG_FUNCTION_ARGS)
 	patt =  DatumGetCString(DirectFunctionCall1(textout,
                         PointerGetDatum(PG_GETARG_DATUM(2))));
 
+	/*
+	** Need to make sure 't' and 'f' are upper-case before handing to GEOS 
+	*/
+	for( i = 0; i < strlen(patt); i++ ) {
+		if( patt[i] == 't' ) patt[i] = 'T';
+		if( patt[i] == 'f' ) patt[i] = 'F';
+	}
+
+
 #ifdef PROFILE
 	profstart(PROF_GRUN);
 #endif
-- 
2.49.0