From 5e478a8c0c0ef6159761591cc0248f58da339634 Mon Sep 17 00:00:00 2001
From: Sandro Santilli <strk@keybit.net>
Date: Tue, 5 Mar 2013 09:10:26 +0000
Subject: [PATCH] Make libjson-c optional adding --without-json configure
 switch (#2202)

git-svn-id: http://svn.osgeo.org/postgis/trunk@11144 b70326c6-7e19-0410-871a-916f4a2858ee
---
 NEWS                        | 1 +
 README.postgis              | 2 +-
 configure.ac                | 9 +++++++++
 liblwgeom/cunit/cu_tester.c | 3 +++
 4 files changed, 14 insertions(+), 1 deletion(-)

diff --git a/NEWS b/NEWS
index 297c62446..122be673c 100644
--- a/NEWS
+++ b/NEWS
@@ -115,6 +115,7 @@ PostGIS 2.1.0
   - Proper support for raster band's isnodata flag in core API and loader.
   - Additional default values for parameters of ST_Aspect and ST_HillShade
   - #2178, ST_Summary now advertises presence of known srid with an [S] flag
+  - #2202, Make libjson-c optional (--without-json configure switch)
 
 * Fixes *
 
diff --git a/README.postgis b/README.postgis
index e4e1b15c8..12454e918 100644
--- a/README.postgis
+++ b/README.postgis
@@ -66,7 +66,7 @@ this to work.
    The loader, and hence PostGIS, requires GNU gettext 0.14 or higher
    (typically in libc on GNU/Linux, in which case 0.17 is required).
 
-* JSON-C (Required, Version 0.9 or higher)
+* JSON-C (Optional, Version 0.9 or higher)
 
   JSON-C is used to import GeoJSON via the function ST_GeomFromGeoJson().
 
diff --git a/configure.ac b/configure.ac
index 929d2e8fd..308bd9e6f 100644
--- a/configure.ac
+++ b/configure.ac
@@ -699,9 +699,16 @@ dnl ===========================================================================
 dnl Detect if json-c installed
 dnl ===========================================================================
 
+CHECK_JSON=yes
 HAVE_JSON=no
 AC_SUBST([HAVE_JSON])
 
+AC_ARG_WITH([json],
+	[AS_HELP_STRING([--without-json], [build without json-c support])],
+	[CHECK_JSON="$withval"], [])
+
+if test "$CHECK_JSON" != "no"; then dnl {
+
 AC_ARG_WITH([jsondir],
 	[AS_HELP_STRING([--with-jsondir=PATH], [specify the json-c installation directory])],
 	[JSONDIR="$withval"], [JSONDIR=])
@@ -751,6 +758,8 @@ fi
 AC_SUBST([JSON_CPPFLAGS])
 AC_SUBST([JSON_LDFLAGS])
 
+fi dnl }
+
 dnl ===========================================================================
 dnl Detect GTK+2.0 for GUI
 dnl ===========================================================================
diff --git a/liblwgeom/cunit/cu_tester.c b/liblwgeom/cunit/cu_tester.c
index 4fc8ffe85..4c0c01a94 100644
--- a/liblwgeom/cunit/cu_tester.c
+++ b/liblwgeom/cunit/cu_tester.c
@@ -15,6 +15,7 @@
 #include "CUnit/Basic.h"
 #include "liblwgeom_internal.h"
 #include "cu_tester.h"
+#include "../postgis_config.h"
 
 /* Internal funcs */
 static void
@@ -80,7 +81,9 @@ int main(int argc, char *argv[])
 		stringbuffer_suite,
 		surface_suite,
 		homogenize_suite,
+#if HAVE_JSON
 		in_geojson_suite,
+#endif
 		out_gml_suite,
 		out_kml_suite,
 		out_geojson_suite,
-- 
2.40.0