From c1b08b470291b8f9334e600563efa6d2651c2a66 Mon Sep 17 00:00:00 2001
From: StefanBruens <stefan.bruens@rwth-aachen.de>
Date: Sun, 15 Dec 2019 02:29:27 +0100
Subject: [PATCH] Do no require Sphinx when doing just a regular build

Only the 'build_sphinx' command requires sphinx, so do the
import from the command.
---
 setup.py | 33 +++++++++++++++++++++------------
 1 file changed, 21 insertions(+), 12 deletions(-)

diff --git a/setup.py b/setup.py
index 2057839..04a5917 100644
--- a/setup.py
+++ b/setup.py
@@ -1,11 +1,27 @@
-from setuptools import find_packages, setup
-from sphinx.setup_command import BuildDoc
-cmdclass = {'build_sphinx': BuildDoc}
+from setuptools import find_packages, setup, Command
 
 name="pybeam"
 version="0.5"
 test_suite="test"
 
+class BuildSphinx(Command):
+	description = 'Build Sphinx documentation'
+	user_options = []
+
+	def initialize_options(self):
+		pass
+
+	def finalize_options(self):
+		pass
+
+	def run(self):
+		import sphinx.cmd.build as scb
+		scb.build_main(['-b', 'html',
+			'-D', 'project=' + name,
+			'-D', 'version=' + version,
+			'-D', 'release=' + version,
+			'./doc', './build/html'])
+
 setup(name=name,
 	version=version,
 	description='Python module to parse Erlang BEAM files',
@@ -15,13 +31,6 @@ setup(name=name,
 	license='MIT',
 	packages=find_packages(exclude=(test_suite,)),
 	test_suite=test_suite,
-	install_requires=['construct>=2.9,<2.10', 'six', 'sphinx'],
-	command_options={
-		'build_sphinx': {
-			'project': ('setup.py', name),
-			'version': ('setup.py', version),
-			'release': ('setup.py', version),
-			'source_dir': ('setup.py', 'doc')
-		}
-	},
+	install_requires=['construct>=2.9,<2.10', 'six'],
+	cmdclass = {'build_sphinx': BuildSphinx},
 	zip_safe=False)
-- 
2.24.0