From fcbc979be8f17fbfe785e4d61703a58a14a76724 Mon Sep 17 00:00:00 2001
From: Lars Wirzenius <liw@liw.fi>
Date: Sat, 11 May 2013 15:19:43 +0100
Subject: Add --common-exclude; implement exclusions

---
 license-summary | 18 +++++++++++++++++-
 1 file changed, 17 insertions(+), 1 deletion(-)

diff --git a/license-summary b/license-summary
index e0152ea..43dbded 100755
--- a/license-summary
+++ b/license-summary
@@ -32,6 +32,12 @@ __version__ = '0.0'
 class LicenseSummary(cliapp.Application):
 
     def add_settings(self):
+        self.settings.string_list(
+            ['common-exclude'],
+            'add REGEXP to patterns for files that are commonly excluded',
+            metavar='REGEXP',
+            default=['NEWS', 'COPYING', 'LICENSE', 'LICENCE'])
+
         self.settings.string_list(
             ['exclude', 'e'],
             'exclude files matching REGEXP '
@@ -77,7 +83,17 @@ class LicenseSummary(cliapp.Application):
             self.output.write('\t%s\n' % filename)
 
     def filenames_without_summary(self):
-        return set(self.filenames).difference(self.filenames_with_summaries())
+        with_summary = self.filenames_with_summaries()
+        without_summary = set(self.filenames).difference(with_summary)
+        result = set()
+        patterns = self.settings['common-exclude'] + self.settings['exclude']
+        for filename in without_summary:
+            for pattern in patterns:
+                if re.search(pattern, filename):
+                    break
+            else:
+                result.add(filename)
+        return result
 
     def filenames_with_summaries(self):
         result = set()
-- 
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