Index: library/mongodb/README
===================================================================
diff -u -r4468c6949ccaca090619183f11a5b4a1988a5a1c -r16324e94fee054ff57d403e5b51cf96117317ea0
--- library/mongodb/README	(.../README)	(revision 4468c6949ccaca090619183f11a5b4a1988a5a1c)
+++ library/mongodb/README	(.../README)	(revision 16324e94fee054ff57d403e5b51cf96117317ea0)
@@ -8,36 +8,58 @@
 
 The current version is tested with
 - Tcl 8.5 and Tcl 8.6
-- MongoDB v3.0.8 (released Dec 15, 2015)
-- mongodb-c-driver 1.3.1 (released Jan 18, 2016)
+- MongoDB v3.4.0 (released Nov 26, 2016)
+- mongodb-c-driver 1.5.1 (released Dec 17, 2016)
+- libbson 1.5.1 (released Dec 17, 2016)
 
 Follow the following steps to get MongoDB up and running
-and to compile the MongoDB driver for nx:
+and to compile the MongoDB driver for NX.
 
+
+OBTAIN MONGODB and MONGO-C-DRIVER:
+
 - Compile or obtain mongodb (the database).
 
 - Compile or obtain the mongo-c-driver (client interface)
 
       cd /usr/local/src
+      wget https://github.com/mongodb/mongo-c-driver/releases/download/1.5.1/mongo-c-driver-1.5.1.tar.gz
+      tar zxvf mongo-c-driver-1.5.1.tar.gz
+      rm -rf mongo-c-driver
+      ln -s mongo-c-driver-1.5.1 mongo-c-driver
+      cd mongo-c-driver
+      ./configure --disable-automatic-init-and-cleanup
+      make
+      sudo make install
+
+  Alternatively, one can get the newest version from git
+
+      cd /usr/local/src
       git clone https://github.com/mongodb/mongo-c-driver
       cd mongo-c-driver
-      sh autogen.sh
+      sh autogen.sh --disable-automatic-init-and-cleanup
       make
       sudo make install
 
-If you experience errors during autogen on debian, you might have to
-   apt-get install libtool
+  If you experience errors during autogen on Debian, you might have to
+      apt-get install libtool
 
-If configure complains about not finding bson, you might have to do
-   export PKG_CONFIG_PATH=/usr/local/lib/pkgconfig
+  If configure complains about not finding bson, you might have to do
+      export PKG_CONFIG_PATH=/usr/local/lib/pkgconfig
 
+  Note: Version 1.5.1 of the c-driver leads on Mac OS X to a crash on
+  exit, when configured SASL support (from mac ports) and the flag
+  "--disable-automatic-init-and-cleanup" is missing.
 
+
+COMPILING THE MONGO NSF INTERFACE:
+
 Assume the following installation directories
 
   - Tcl:             /usr/local/ns/lib/
   - mongo-c-driver: /usr/local/src/mongo-c-driver/
 
-configure the mongodb nsf interface via the following
+configure the mongodb NSF interface via the following
 command in the directory nsf*/library/mongodb/
 You will probably have to adjust the paths.
 
@@ -47,12 +69,12 @@
 	       --enable-threads --enable-symbols
 
 In order to run the sample script,
-  * first start the mongdb (eg. mongod)
+  * first start the mongodb (eg. mongod)
 
-  * go to your nsf source directory
+  * go to your NSF source directory
 
   * make sure, the c-driver libraries are on the library path
-    (assuming the the c-driver was installed in /usr/local/lib)
+    (assuming the c-driver was installed in /usr/local/lib)
 
     export DYLD_LIBRARY_PATH=/usr/local/lib:`pwd`
 
@@ -68,14 +90,14 @@
 
     ./nxsh library/mongodb/example-nx-mongo.tcl
 
-    This example script is using the higher level object oriented
-    interface for nx (nx::mongo).
+    This example script is using the higher-level object-oriented
+    interface for NX (nx::mongo).
 
     After running this script, you should could
     check the content in MongoDB:
 
     % mongo
-    MongoDB shell version: 2.6.5
+    MongoDB shell version: v3.4.0
     connecting to: test
     > use tutorial
     switched to db tutorial