diff --git a/demo/rgdemo.sh b/demo/rgdemo.sh
new file mode 100755
index 0000000..3b83c14
--- /dev/null
+++ b/demo/rgdemo.sh
@@ -0,0 +1,7 @@
+abs_path() { odir=`pwd`; cd `dirname $1`; pwd; cd "${odir}"; }
+MYDIR=`abs_path "$0"`
+cd $MYDIR
+
+rg  conf -e dev -s test
+rg  start 
+rg  info
diff --git a/src/etc/mac.py b/src/etc/mac.py
new file mode 100644
index 0000000..ea27a6a
--- /dev/null
+++ b/src/etc/mac.py
@@ -0,0 +1,15 @@
+
+from setting import rgenv
+
+def rgenv_enable() :
+    rgenv['PHP_BIN']    = ""
+    rgenv['PHP_FPM']    = ""
+    rgenv['PHP_INI']    = ""
+    rgenv['VARNISHD']   = ""
+    rgenv['VARNISHADM'] = ""
+    rgenv['RG_DEVPATH'] = ""
+    rgenv['ZDAEMON']    = ""
+    rgenv['BEANSTALKD'] = ""
+    rgenv['NGINX_CONF'] = ""
+    rgenv['NGINX_BIN']  = ""
+