--- a/docs/makefile	Thu Sep 21 10:45:27 2017 +0200
+++ b/docs/makefile	Thu Sep 21 16:55:17 2017 +0200
@@ -2,10 +2,10 @@
 all: tutorials/tutorial.rst tutorials/topic-tutorial.rst static/logo-evolve.ico
 	sphinx-build . ../html/
 
-tutorials/tutorial.rst: tutorials/tutorial.t
+tutorials/tutorial.rst: tutorials/tutorial.t test2rst.py
 	python test2rst.py tutorials/
 
-tutorials/topic-tutorial.rst: tutorials/topic-tutorial.t
+tutorials/topic-tutorial.rst: tutorials/topic-tutorial.t test2rst.py
 	python test2rst.py tutorials/
 
 static/logo-evolve.ico: static/logo-evolve.svg

--- a/docs/test2rst.py	Thu Sep 21 10:45:27 2017 +0200
+++ b/docs/test2rst.py	Thu Sep 21 16:55:17 2017 +0200
@@ -1,5 +1,6 @@
 #!/usr/bin/env python
 
+import re
 import os
 import os.path as op
 import sys
@@ -12,6 +13,13 @@
    :maxdepth: 1
 '''
 
+ignored_patterns = [
+    re.compile('^#if'),
+    re.compile('^#else'),
+    re.compile('^#endif'),
+    re.compile('#rest-ignore$'),
+]
+
 
 def rstify(orig, name):
     newlines = []
@@ -28,8 +36,12 @@
             sphinx_directive_mode = False
             continue
 
-        # Ignore line
-        if line.endswith('#rest-ignore'):
+        ignored = False
+        for pattern in ignored_patterns:
+            if pattern.search(line):
+                ignored = True
+                break
+        if ignored:
             continue
 
         # Sphinx directives mode