Add the sphinx docs build options

Change-Id: If7ac5b41ca4ac602a100b616b37d07f658fd6a90
Signed-off-by: jdenisco <jdenisco@cisco.com>

.gitignore

@@ -82,7 +82,7 @@ GTAGS
 /build-root/.doxygen-bootstrap.ok
 /build-root/.doxygen-siphon.dep
 /docs/_build
-/env
+/sphinx_venv
 !/docs/Makefile
 
 # indent backup files

Makefile

@@ -217,6 +217,9 @@ help:
 	@echo " doxygen             - (re)generate documentation"
 	@echo " bootstrap-doxygen   - setup Doxygen dependencies"
 	@echo " wipe-doxygen        - wipe all generated documentation"
+	@echo " docs                 - Build the Sphinx documentation"
+	@echo " docs-venv         - Build the virtual environment for the Sphinx docs"
+	@echo " docs-clean        - Remove the generated files from the Sphinx docs"
 	@echo " test-doc            - generate documentation for test framework"
 	@echo " test-wipe-doc       - wipe documentation for test framework"
 	@echo " test-cov            - generate code coverage report for test framework"
@@ -537,6 +540,22 @@ doxygen:
 wipe-doxygen:
 	$(call make-doxy)
 
+# Sphinx Documents
+export DOCS_DIR = $(WS_ROOT)/docs
+export VENV_DIR = $(WS_ROOT)/sphinx_venv
+export SPHINX_SCRIPTS_DIR = $(WS_ROOT)/docs/scripts
+
+.PHONY: docs-venv docs docs-clean
+
+docs-venv:
+	@($(SPHINX_SCRIPTS_DIR)/sphinx-make.sh venv)
+
+docs: $(DOCS_DIR)
+	@($(SPHINX_SCRIPTS_DIR)/sphinx-make.sh html)
+
+docs-clean:
+	@($(SPHINX_SCRIPTS_DIR)/sphinx-make.sh clean)
+
 verify: install-dep $(BR)/.deps.ok install-ext-deps
 	$(call banner,"Building for PLATFORM=vpp using gcc")
 	@make -C build-root PLATFORM=vpp TAG=vpp wipe-all install-packages

docs/gettingstarted/writingdocs/buildingrst.rst

@@ -32,11 +32,7 @@ In the vpp root directory on your system, run:
 
 .. code-block:: console
 
-   $ python -m pip install --user virtualenv 
-   $ python -m virtualenv env
-   $ source env/bin/activate
-   $ pip install -r docs/etc/requirements.txt
-   $ cd docs
+   $ make docs-venv
 
 Which installs all the required applications into it's own, isolated, virtual environment, so as to not
 interfere with other builds that may use different versions of software.
@@ -44,12 +40,20 @@ interfere with other builds that may use different versions of software.
 Build the html files
 ======================
 
-Be sure you are in your vpp-docs/docs directory, since that is where Sphinx will look for your **conf.py**
-file, and build the **.rst** files into an **index.html** file: 
+Build the html **index.html** file: 
 
 .. code-block:: console
 
-   $ make html
+   $ make docs
+
+Clean the environment
+======================
+
+Delete all the generated files with the following:
+
+.. code-block:: console
+
+   $ make docs-clean
 
 View the results
 =================

docs/scripts/sphinx-make.sh

@@ -0,0 +1,14 @@
+#!/bin/bash
+
+if [ "$1" == "venv" ]
+then
+    python -m pip install --user virtualenv
+    python -m virtualenv $VENV_DIR
+    source $VENV_DIR/bin/activate;
+    pip install -r $DOCS_DIR/etc/requirements.txt
+else
+    source $VENV_DIR/bin/activate;
+    make -C $DOCS_DIR $1
+fi
+
+deactivate