From caa9894d9b95a2d1608d13093d69b6dd9b491052 Mon Sep 17 00:00:00 2001
From: Regina Obe <lr@pcorp.us>
Date: Tue, 22 Aug 2017 23:13:38 +0000
Subject: [PATCH] Make GEOS 3.5.0 the minimum required Closes #3810

git-svn-id: http://svn.osgeo.org/postgis/trunk@15569 b70326c6-7e19-0410-871a-916f4a2858ee
---
 NEWS                 | 3 +++
 configure.ac         | 6 +++---
 doc/installation.xml | 4 ++--
 3 files changed, 8 insertions(+), 5 deletions(-)

diff --git a/NEWS b/NEWS
index 449cd340b..b158ef027 100644
--- a/NEWS
+++ b/NEWS
@@ -27,6 +27,9 @@ PostGIS 2.4.0
   - #3748, address_standardizer lookup tables update
            so pagc_normalize_address better standardizes abbreviations
 
+* Breaking Changes *
+  - #3810, GEOS 3.5.0 or above minimum required to compile
+
 
 PostGIS 2.4.0alpha
 2017/08/05
diff --git a/configure.ac b/configure.ac
index 701f4d79a..091b6c91e 100644
--- a/configure.ac
+++ b/configure.ac
@@ -669,10 +669,10 @@ GEOS_NUMERIC_PATCH_VERSION=`printf "%02d" $GEOS_PATCH_VERSION`
 GEOS_NUMERIC_MINOR_VERSION=`printf "%02d" $GEOS_MINOR_VERSION`
 GEOS_NUMERIC_VERSION="$GEOS_MAJOR_VERSION$GEOS_NUMERIC_MINOR_VERSION$GEOS_NUMERIC_PATCH_VERSION"
 
-dnl Ensure that we are using GEOS >= 3.3.0
+dnl Ensure that we are using GEOS >= 3.5.0
 AC_MSG_RESULT([checking GEOS version... $GEOS_FULL_VERSION])
-if test ! "$GEOS_NUMERIC_VERSION" -ge 30300; then
-	AC_MSG_ERROR([PostGIS requires GEOS >= 3.3.0])
+if test ! "$GEOS_NUMERIC_VERSION" -ge 30500; then
+	AC_MSG_ERROR([PostGIS requires GEOS >= 3.5.0])
 fi
 
 dnl Extract the linker and include flags
diff --git a/doc/installation.xml b/doc/installation.xml
index 38cf59b1e..584d420cd 100644
--- a/doc/installation.xml
+++ b/doc/installation.xml
@@ -139,11 +139,11 @@ psql -d yourdatabase -f sfcgal_comments.sql
 
 	  <listitem>
 		<para>
-		  GEOS geometry library, version 3.3 or greater, but GEOS 3.5+ is recommended to take full advantage of all the new functions and features.  Without GEOS 3.5,
+		  GEOS geometry library, version 3.5 or greater, but GEOS 3.7+ is recommended to take full advantage of all the new functions and features.  Without GEOS 3.5,
 			you will be missing some major enhancements such as <xref linkend="ST_ClipByBox2D" /> and <xref linkend="ST_Subdivide" />. GEOS is available for download from
 		  <ulink url="http://trac.osgeo.org/geos/">
 			http://trac.osgeo.org/geos/
-		  </ulink> and 3.4+ is backward-compatible with older versions so fairly safe to upgrade.
+		  </ulink> and 3.5+ is backward-compatible with older versions so fairly safe to upgrade.
 		</para>
 	  </listitem>
 	  <listitem>
-- 
2.40.0