documentation: Clear Sphinx warnings

doc/manual/source/attributes.rst

@@ -605,6 +605,8 @@ devices (which in this simple example has the same effect as the previous
 If you run this program from the command line, you should see the following
 output corresponding to the steps we took above::
 
+.. sourcecode:: text
+
     $ ./waf --run main-attribute-value
     1.  dtq limit: 80p
     2.  txQueue limit: 80p

doc/manual/source/python.rst

@@ -302,6 +302,8 @@ Set up a ``bake`` build environment
 
 Try the following commands::
 
+.. sourcecode:: bash
+
     $ cd bake
     $ export BAKE_HOME=`pwd`
     $ export PATH=$PATH:$BAKE_HOME/build/bin
@@ -314,15 +316,21 @@ Configure
 
 Perform a configuration at the bake level::
 
+.. sourcecode:: bash
+
     $ ./bake.py configure -e ns-3-dev -e pygccxml-1.9.1
 
 The output of ``bake show`` should show something like this: 
 ::
 
+.. sourcecode:: bash
+
     $ ./bake.py show
 
 Should say::
 
+.. sourcecode:: text
+
     -- System Dependencies --
      > clang-dev - OK
      > g++ - OK
@@ -333,12 +341,13 @@ Should say::
      > qt - OK
      > setuptools - OK
 
-
 Download
 ########
 
 Try the following command::
 
+.. sourcecode:: bash
+
     $ ./bake.py download
      >> Searching for system dependency python-dev - OK
      >> Searching for system dependency clang-dev - OK
@@ -359,6 +368,8 @@ Build
 
 Try the following commands::
 
+.. sourcecode:: text
+
     $ mkdir -p build/lib
     $ ./bake.py build
 
@@ -369,12 +380,16 @@ support is enabled:
 
 ::
 
+.. sourcecode:: text
+
   Python API Scanning Support   : enabled
 
 It may say something like this, if the support is not active:
 
 ::
 
+.. sourcecode:: text
+
   Python API Scanning Support   : not enabled (Missing 'pygccxml' Python module)
 
 In this case, the user must take steps to install castxml and pygccxml;
@@ -405,6 +420,8 @@ To re-scan a module:
 
 ::
 
+.. sourcecode:: bash
+
     $ cd source/ns-3-dev
     $ ./waf --apiscan=wifi
 

src/traffic-control/doc/tbf.rst

@@ -111,6 +111,8 @@ The example for TBF is `tbf-example.cc` located in ``examples/traffic-control/``
 
 ::
 
+.. sourcecode:: bash
+
    $ ./waf --run "tbf-example --PrintHelp"
    $ ./waf --run "tbf-example --burst=125000 --rate=1Mbps --peakRate=1.5Mbps"
 
@@ -130,6 +132,8 @@ The test suite can be run using the following commands:
 
 ::
 
+.. sourcecode:: bash
+
   $ ./waf configure --enable-examples --enable-tests
   $ ./waf build
   $ ./test.py -s tbf-queue-disc
@@ -138,4 +142,6 @@ or
 
 ::
 
+.. sourcecode:: bash
+
   $ NS_LOG="TbfQueueDisc" ./waf --run "test-runner --suite=tbf-queue-disc"