X-Git-Url: http://git.ipfire.org/?a=blobdiff_plain;f=kernel%2Fscripts%2Fconfigcommon.py;fp=kernel%2Fscripts%2Fconfigcommon.py;h=54f355add30412611e35924e75d5675f63aff24c;hb=8db58f993c25531d74767e969a65d765bf8c8259;hp=0000000000000000000000000000000000000000;hpb=2b17bc813a00623d4befdf19397a587c507d26ac;p=people%2Farne_f%2Fipfire-3.x.git

diff --git a/kernel/scripts/configcommon.py b/kernel/scripts/configcommon.py
new file mode 100755
index 000000000..54f355add
--- /dev/null
+++ b/kernel/scripts/configcommon.py
@@ -0,0 +1,73 @@
+#!/usr/bin/python
+###############################################################################
+# IPFire.org    - An Open Source Firewall Solution                            #
+# Copyright (C) - IPFire Development Team <info@ipfire.org>                   #
+###############################################################################
+
+import re
+import sys
+
+filelist = sys.argv[1:]
+
+lines = []
+options_state   = {}
+options_counter = {}
+
+first_file = True
+for filename in filelist:
+	f = open(filename)
+
+	for line in f.readlines():
+		# Strip newline.
+		line = line.rstrip()
+
+		if line.startswith("# Automatically generated file;"):
+			continue
+
+		if line.endswith("Kernel Configuration"):
+			continue
+
+		option = value = None
+
+		m = re.match("^# (.*) is not set$", line)
+		if m:
+			option = m.group(1)
+			value  = "n"
+
+		m = re.match("^(.*)=(.*)$", line)
+		if m:
+			option = m.group(1)
+			value  = m.group(2)
+
+		if option:
+			option_value = "%s=%s" % (option, value or "")
+
+			try:
+				options_counter[option_value] += 1
+				continue
+
+			except KeyError:
+				options_counter[option_value] = 1
+
+		if first_file:
+			lines.append(line)
+
+	f.close()
+	first_file = False
+
+for line in lines:
+	m = re.match("^# (.*) is not set$", line)
+	if m:
+		if options_counter.get("%s=n" % m.group(1), 0) == len(filelist):
+			print "# %s is not set" % m.group(1)
+
+		continue
+
+	m = re.match("^(.*)=(.*)$", line)
+	if m:
+		if options_counter.get(m.group(0), 0) == len(filelist):
+			print m.group(0)
+
+		continue
+
+	print line