Add Modules/FindSphinx.cmake

Modules/FindSphinx.cmake

@@ -0,0 +1,32 @@
+
+# CMake find_package() Module for Sphinx documentation generator
+# http://sphinx-doc.org/
+#
+# Example usage:
+#
+# find_package(Sphinx)
+#
+# If successful the following variables will be defined
+# SPHINX_FOUND
+# SPHINX_EXECUTABLE
+#
+# Source: https://opensource.apple.com/source/clang/clang-700.0.72/src/cmake/modules/FindSphinx.cmake.auto.html
+#
+find_program(SPHINX_EXECUTABLE
+             NAMES sphinx-build sphinx-build2
+             DOC "Path to sphinx-build executable")
+mark_as_advanced(SPHINX_EXECUTABLE)
+
+# Handle REQUIRED and QUIET arguments
+# this will also set SPHINX_FOUND to true if SPHINX_EXECUTABLE exists
+include(FindPackageHandleStandardArgs)
+find_package_handle_standard_args(Sphinx
+                                  "Failed to locate sphinx-build executable"
+                                  SPHINX_EXECUTABLE)
+
+# Provide options for controlling different types of output
+option(SPHINX_OUTPUT_HTML "Output standalone HTML files" ON)
+option(SPHINX_OUTPUT_LATEX "Output LaTeX PDF files" OFF)
+option(SPHINX_OUTPUT_MAN "Output man pages" OFF)
+
+option(SPHINX_WARNINGS_AS_ERRORS "When building documentation treat warnings as errors" ON)