Amend installation instructions to include json-dir configure option

git-svn-id: http://svn.osgeo.org/postgis/trunk@8233 b70326c6-7e19-0410-871a-916f4a2858ee

diff --git a/doc/installation.xml b/doc/installation.xml
index a2c88d4c558e172d78158fa94de69a8f64fce33a..be194768f49a16eac412c8a9ed5a9470b0ad8d67 100644 (file)
--- a/doc/installation.xml
+++ b/doc/installation.xml
@@ -394,6 +394,19 @@ tar -xvzf postgis-&last_release_version;.tar.gz</programlisting>
                        </para>
                  </listitem>
                </varlistentry>
+               
+               <varlistentry>
+                 <term><command>--with-jsondir=DIR</command></term>
+                 <listitem>
+                       <para>
+                         <ulink url="http://oss.metaparadigm.com/json-c/">JSON-C</ulink> is an MIT-licensed JSON library required by PostGIS ST_GeomFromJSON support. Use this
+                         parameter (<command>--with-jsondir=/path/to/jsondir</command>) to
+                         manually specify a particular JSON-C installation directory that
+                         PostGIS will build against.
+                       </para>
+                 </listitem>
+               </varlistentry>
+
                <varlistentry>
                  <term><command>--with-gui</command></term>
                  <listitem>