--- a/setup.py
+++ b/setup.py
@@ -25,89 +25,11 @@
     Feature = None
 import sys
 
-
-class build_doc(Command):
-    description = 'Builds the documentation'
-    user_options = [
-        ('force', None,
-         "force regeneration even if no reStructuredText files have changed"),
-        ('without-apidocs', None,
-         "whether to skip the generation of API documentaton"),
-    ]
-    boolean_options = ['force', 'without-apidocs']
-
-    def initialize_options(self):
-        self.force = False
-        self.without_apidocs = False
-
-    def finalize_options(self):
-        pass
-
-    def run(self):
-        from docutils.core import publish_cmdline
-        from docutils.nodes import raw
-        from docutils.parsers import rst
-
-        docutils_conf = os.path.join('doc', 'conf', 'docutils.ini')
-        epydoc_conf = os.path.join('doc', 'conf', 'epydoc.ini')
-
-        try:
-            from pygments import highlight
-            from pygments.lexers import get_lexer_by_name
-            from pygments.formatters import HtmlFormatter
-
-            def code_block(name, arguments, options, content, lineno,
-                           content_offset, block_text, state, state_machine):
-                lexer = get_lexer_by_name(arguments[0])
-                html = highlight('\n'.join(content), lexer, HtmlFormatter())
-                return [raw('', html, format='html')]
-            code_block.arguments = (1, 0, 0)
-            code_block.options = {'language' : rst.directives.unchanged}
-            code_block.content = 1
-            rst.directives.register_directive('code-block', code_block)
-        except ImportError:
-            print 'Pygments not installed, syntax highlighting disabled'
-
-        for source in glob('doc/*.txt'):
-            dest = os.path.splitext(source)[0] + '.html'
-            if self.force or not os.path.exists(dest) or \
-                    os.path.getmtime(dest) < os.path.getmtime(source):
-                print 'building documentation file %s' % dest
-                publish_cmdline(writer_name='html',
-                                argv=['--config=%s' % docutils_conf, source,
-                                      dest])
-
-        if not self.without_apidocs:
-            try:
-                from epydoc import cli
-                old_argv = sys.argv[1:]
-                sys.argv[1:] = [
-                    '--config=%s' % epydoc_conf,
-                    '--no-private', # epydoc bug, not read from config
-                    '--simple-term',
-                    '--verbose'
-                ]
-                cli.cli()
-                sys.argv[1:] = old_argv
-
-            except ImportError:
-                print 'epydoc not installed, skipping API documentation.'
-
-
-class test_doc(Command):
-    description = 'Tests the code examples in the documentation'
-    user_options = []
-
-    def initialize_options(self):
-        pass
-
-    def finalize_options(self):
-        pass
-
-    def run(self):
-        for filename in glob('doc/*.txt'):
-            print 'testing documentation file %s' % filename
-            doctest.testfile(filename, False, optionflags=doctest.ELLIPSIS)
+sys.path.append(os.path.join('doc', 'common'))
+try:
+    from doctools import build_doc, test_doc
+except ImportError:
+    build_doc = test_doc = None
 
 
 class optional_build_ext(build_ext):