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SSLproxy/Mk/bin/copyright.py

91 lines
2.9 KiB
Python

#!/usr/bin/env python3
# vim: set ft=python list et ts=8 sts=4 sw=4:
# Update the copyright headers in all source files passed on the command line.
# The copyright headers are comments at the beginning of lines that are
# marked by a dash immediately at the start of the comment.
# The entire copyright header is replaced by the copyright in LICENSE, with the
# exception of contributor's additional Copyright lines, which are kept intact
# as found in each source file.
import sys
import os
MAIN_NAME = 'Daniel Roethlisberger'
MAIN_EMAIL = 'daniel@roe.ch'
TITLE = ('SSLsplit - transparent SSL/TLS interception\n'
'https://www.roe.ch/SSLsplit\n\n')
class Language:
def __init__(self, begin, each, end):
self.begin = begin
self.each = each
self.end = end
def is_end(self, line):
if self.end != None:
return line.startswith(self.end)
else:
return not line.startswith(self.each)
languages = []
languages.append(Language('/*-', ' *', ' */')) # c
languages.append(Language('#-', '#', None)) # scripts and make files
languages.append(Language('.\\"-', '.\\"', None)) # troff
def split_before(s, delimiter):
s1, s2 = s.split(delimiter, 1)
return s1, delimiter + s2
def commentline(prefix, line):
if len(line) > 0:
return prefix + ' ' + line + '\n'
return prefix + '\n'
def license(outfile, language, contribrights=''):
with open('LICENSE', 'r') as f:
license = f.read()
header, rest = split_before(license, 'Copyright')
copyright, legalese = split_before(rest, 'All rights reserved')
copyright = copyright.replace('and contributors', '<%s>' % MAIN_EMAIL)
text = TITLE + copyright + contribrights + legalese
outfile.write('%s\n' % language.begin)
for line in text.splitlines():
outfile.write(commentline(language.each, line))
def mangle(outfile, infile):
contribs = []
language = None
have_first = False
have_header = False
for line in infile:
if have_header:
outfile.write(line)
elif have_first:
if language.is_end(line):
license(outfile, language, ''.join(contribs))
outfile.write(line)
have_header = True
elif 'Copyright' in line and not MAIN_NAME in line:
prefix, copyright = split_before(line, 'Copyright')
contribs.append(copyright)
else:
for lang in languages:
if line.startswith(lang.begin):
language = lang
break
if language == None:
outfile.write(line)
continue
have_first = True
for fn in sys.argv[1:]:
with open(fn, 'r') as infile:
with open(fn + '~', 'w') as outfile:
mode = os.fstat(infile.fileno()).st_mode
os.fchmod(outfile.fileno(), mode)
mangle(outfile, infile)
os.rename(fn + '~', fn)