Start replacing sed commands with python

diracdeltas · diracdeltas · commit 978713e419d8 · 2013-10-02T17:48:47.000-07:00
It turns out that OSX uses BSD sed and our merge script was written
for gnu sed. For portability, let's just convert all sed commands
to Python.
diff --git a/utils/merge-rulesets.py b/utils/merge-rulesets.py
@@ -64,6 +64,11 @@
 def rulesize():
   return len(open(rulesets_fn).read())
 
+def clean_up(rulefile):
+    """Remove extra whitespace and comments from ruleset library"""
+    comment_and_newline_pattern = re.compile(r"<!--.*?-->|\n|\r", flags=re.DOTALL)
+    rulefile = comment_and_newline_pattern.sub('', rulefile)
+
 crush = rulesize()
 sedcmd = ["sed", "-i", "-e", ":a", "-re"]
 call(sedcmd + [r"s/<!--.*?-->//g;/<!--/N;//ba", rulesets_fn])
