From: Sandro Santilli <strk@keybit.net>
Date: Fri, 10 Feb 2012 16:53:07 +0000 (+0000)
Subject: Add SRID_USER_MXIMUM define
X-Git-Tag: 2.0.0alpha5~54
X-Git-Url: https://granicus.if.org/sourcecode?a=commitdiff_plain;h=3e3feaa9ddb54b5f973b2b760b0b6e34ef544baa;p=postgis

Add SRID_USER_MXIMUM define

git-svn-id: http://svn.osgeo.org/postgis/trunk@9144 b70326c6-7e19-0410-871a-916f4a2858ee
---

diff --git a/liblwgeom/liblwgeom.h.in b/liblwgeom/liblwgeom.h.in
index 05162a3a6..92e9d38bc 100644
--- a/liblwgeom/liblwgeom.h.in
+++ b/liblwgeom/liblwgeom.h.in
@@ -140,10 +140,18 @@
 #define TYPMOD_GET_NDIMS(typmod) (2+TYPMOD_GET_Z(typmod)+TYPMOD_GET_M(typmod))
 
 /**
-* Maximum allowed SRID value. 
-* Currently we are using 20 bits (1048575) of storage for SRID.
+* Maximum allowed SRID value in serialized geometry.
+* Currently we are using 21 bits (2097152) of storage for SRID.
 */
 #define SRID_MAXIMUM 999999
+
+/**
+ * Maximum valid SRID value for the user
+ * We reserve 1000 values for internal use
+ */
+#define SRID_USER_MAXIMUM 998999
+
+/** Unknown SRID value */
 #define SRID_UNKNOWN 0
 #define SRID_IS_UNKNOWN(x) ((int)x<=0)