Add missed sphinx cmakelists

doc/sphinx/CMakeLists.txt

@@ -0,0 +1,36 @@
+#PROJECT(sphinxdoc)
+#cmake_minimum_required(VERSION 2.8.8)
+
+set(SPHINX_EXECUTABLE "sphinx-build")
+
+# configured documentation tools and intermediate build results
+set(BINARY_BUILD_DIR "${CMAKE_CURRENT_BINARY_DIR}/_build")
+
+# Sphinx cache with pickled ReST documents
+set(SPHINX_CACHE_DIR "${CMAKE_CURRENT_BINARY_DIR}/_doctrees")
+
+# HTML output directory
+set(SPHINX_HTML_DIR "${CMAKE_CURRENT_BINARY_DIR}/html")
+
+configure_file(
+    "${CMAKE_CURRENT_SOURCE_DIR}/source/conf.py"
+    "${BINARY_BUILD_DIR}/conf.py"
+    @ONLY)
+
+add_custom_target(shogun_sphinx_doc_extensions
+    ${CMAKE_COMMAND} -E copy_directory
+    "${CMAKE_CURRENT_SOURCE_DIR}/extensions"
+    "${BINARY_BUILD_DIR}"
+    COMMENT "Copying Sphinx extensions to ${BINARY_BUILD_DIR}")
+
+add_custom_target(shogun_sphinx_doc ALL
+    ${SPHINX_EXECUTABLE}
+    -q -b html
+    -c "${BINARY_BUILD_DIR}"
+    -d "${SPHINX_CACHE_DIR}"
+    -D generated_examples_path="${CMAKE_BINARY_DIR}/examples/examples_v2/"
+    "${CMAKE_CURRENT_SOURCE_DIR}/source"
+    "${SPHINX_HTML_DIR}"
+    COMMENT "Building HTML documentation with Sphinx"
+    DEPENDS shogun_sphinx_doc_extensions shogun_meta_examples)
+