#!/usr/bin/python

from unidiff import PatchSet
import sys
import os

patch = PatchSet.from_filename(sys.argv[1], encoding='utf-8')
newpatch = PatchSet("")
for f in patch:
        if "/firmware/" in f.source_file:
                print "Removing " + f.source_file
        else:
                newpatch.append(f)


basename = os.path.basename(sys.argv[1])
dirpath = '/'.join(sys.argv[1].split('/')[:-1])
try:
        os.makedirs(os.path.join(dirpath, "libre"), 0755)
except:
        pass

f = open(os.path.join(dirpath, "libre", basename), "wb")
f.write(str(newpatch) + "\n")
f.close()