Add building options for NS3 module (highly experimental)
diff --git a/wscript b/wscript
index 6a0a629..ade425a 100644
--- a/wscript
+++ b/wscript
@@ -5,12 +5,13 @@
 
 def options(opt):
     opt.add_option('--no-debug',action='store_true',default=False,dest='no_debug',help='''Make an optimized build of the library (remove debugging code)''')
-    opt.add_option('--log4cxx',action='store_true',default=False,dest='log4cxx',help='''Compile with log4cxx support''')
+    opt.add_option('--log4cxx', action='store_true',default=False,dest='log4cxx',help='''Compile with log4cxx/native NS3 logging support''')
+    opt.add_option('--ns3',     action='store_true',default=False,dest='ns3_enable',help='''Compile as NS-3 module''')
     opt.load('compiler_c')
     opt.load('compiler_cxx')
     opt.load('boost')
     opt.load('doxygen')
-    opt.load('ccnx tinyxml', tooldir=["waf-tools"])
+    opt.load('ccnx tinyxml ns3', tooldir=["waf-tools"])
 
 def configure(conf):
     conf.load("compiler_cxx")
@@ -25,7 +26,23 @@
         conf.fatal ("Cannot find SSL libraries")
 
     conf.load('boost')
-    conf.check_boost(lib='system iostreams test thread')
+
+    if conf.options.ns3_enable:
+        conf.load('ns3')
+        conf.define('NS3_MODULE', 1)
+        conf.check_modules(['core', 'network', 'internet'], mandatory = True)
+        conf.check_modules(['NDNabstraction'], mandatory = True)
+        conf.check_modules(['point-to-point'], mandatory = False)
+        conf.check_modules(['point-to-point-layout'], mandatory = False)
+
+        conf.check_boost(lib='system iostreams thread')
+    else:
+        conf.check_boost(lib='system iostreams test thread')
+        conf.define ('STANDALONE', 1)
+
+    if not conf.options.no_debug:
+        conf.define ('_DEBUG', 1)
+
     
     try:
         conf.load('doxygen')
@@ -36,29 +53,52 @@
     conf.check_ccnx (path=conf.options.ccnx_dir)
     conf.check_tinyxml (path=conf.options.ccnx_dir)
 
-    conf.define ('STANDALONE', 1)
-    if not conf.options.no_debug:
-        conf.define ('_DEBUG', 1)
+    # else:
+        # if 'CXXFLAGS' in conf.env:
+        #     tmp = conf.env['CXXFLAGS']
+        # else:
+        #     tmp = []
+        # conf.env['CXXFLAGS'] = tmp + ['-g']
+        # if 'CFLAGS' in conf.env:
+        #     tmp = conf.env['CFLAGS']
+        # else:
+        #     tmp = []
+        # conf.env['CFLAGS'] = tmp + ['-g']
+        # _report_optional_feature(conf, "debug", "Debug Symbols", True, '')
 
     if conf.options.log4cxx:
         conf.check_cfg(package='liblog4cxx', args=['--cflags', '--libs'], uselib_store='LOG4CXX', mandatory=True)
                    
 def build (bld):
-    libsync = bld.shlib (target=APPNAME, 
-                         features=['cxx', 'cxxshlib'],
-                         source = bld.path.ant_glob(['model/sync-*.cc',
-                                                     'helper/sync-*.cc']),
-                         use = 'BOOST BOOST_IOSTREAMS BOOST_THREAD SSL TINYXML CCNX')
+    if bld.get_define ("NS3_MODULE"):
+        sync_ns3 = bld.shlib (
+            target = "sync-ns3",
+            features=['cxx', 'cxxshlib'],
+            use = 'BOOST BOOST_IOSTREAMS SSL TINYXML CCNX ' + ' '.join (['ns3_'+dep for dep in ['core', 'network', 'internet', 'NDNabstraction']]).upper (),
+            source = bld.path.ant_glob(['model/sync-*.cc',
+                                        'helper/sync-*.cc']),
+            )
+        
+        
+        # from waflib import Utils,Logs,Errors
+        # Logs.pprint ('CYAN', program.use)
+        
+    else:
+        libsync = bld.shlib (target=APPNAME, 
+                             features=['cxx', 'cxxshlib'],
+                             source = bld.path.ant_glob(['model/sync-*.cc',
+                                                         'helper/sync-*.cc']),
+                             use = 'BOOST BOOST_IOSTREAMS BOOST_THREAD SSL TINYXML CCNX')
 
-    # Unit tests
-    unittests = bld.program (target="unit-tests",
+        # Unit tests
+        unittests = bld.program (target="unit-tests",
                              source = bld.path.ant_glob(['test/**/*.cc']),
                              features=['cxx', 'cxxprogram'],
                              use = 'BOOST_TEST sync')
 
-    if bld.get_define ("HAVE_LOG4CXX"):
-        libsync.use += ' LOG4CXX'
-        unittests.use += ' LOG4CXX'
+        if bld.get_define ("HAVE_LOG4CXX"):
+            libsync.use += ' LOG4CXX'
+            unittests.use += ' LOG4CXX'
 
 # doxygen docs
 from waflib.Build import BuildContext