HGKeeper

#!/usr/bin/env python3

# Purple - Internet Messaging Library

# Copyright (C) Pidgin Developers <devel@pidgin.im>

# Purple is the legal property of its developers, whose names are too numerous

# to list here. Please refer to the COPYRIGHT file distributed with this

# source distribution.

# This library is free software; you can redistribute it and/or modify it

# under the terms of the GNU General Public License as published by the Free

# Software Foundation; either version 2 of the License, or (at your option)

# any later version.

# This library is distributed in the hope that it will be useful, but WITHOUT

# ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or

# FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License for

# more details.

# You should have received a copy of the GNU General Public License along with

# this library; if not, see <https://www.gnu.org/licenses/>.

import difflib

import os

import sys

HEADER = """\

* Purple - Internet Messaging Library

* Copyright (C) Pidgin Developers <devel@pidgin.im>

* Purple is the legal property of its developers, whose names are too numerous

* to list here. Please refer to the COPYRIGHT file distributed with this

* source distribution.

* This library is free software; you can redistribute it and/or modify it

* under the terms of the GNU General Public License as published by the Free

* Software Foundation; either version 2 of the License, or (at your option)

* any later version.

* This library is distributed in the hope that it will be useful, but WITHOUT

* ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or

* FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License for

* more details.

* You should have received a copy of the GNU General Public License along with

* this library; if not, see <https://www.gnu.org/licenses/>.

""".splitlines(keepends=True)

header_lines = len(HEADER)

if len(sys.argv) < 4:

print('usage: directory template-file file...')

sys.exit(1)

path = sys.argv[1]

header = ""

with open(os.path.join(path, sys.argv[2]), 'r') as f:

header = f.read().splitlines(keepends=True)

error = False

debug = False

for filename in sys.argv[3:]:

file_data = None

with open(os.path.join(path, filename), 'r') as f:

file_data = f.read().splitlines(keepends=True)

# Look for a starting commenting ignoring newlines, if we find code, abort.

comment_start = False

comment_end = 0

for i, line in enumerate(file_data):

if line.startswith('/*'):

comment_start = True

elif comment_start and line.endswith('*/\n'):

comment_end = i

continue

if line.strip() == '':

continue

if comment_start and comment_end != 0:

header_end = i

break

if comment_start:

new_data = HEADER + file_data[header_end:]

else:

new_data = HEADER + file_data

if debug:

sys.stdout.writelines(new_data[:30])

print(f'comment_start: {comment_start}')

print(f'comment_end: {comment_end}')

print(f'header_end: {header_end}')

sys.stdout.writelines(file_data[:25])

diff = [*difflib.unified_diff(file_data, new_data,

fromfile=f'a/{filename}',

tofile=f'b/{filename}')]

if diff:

sys.stdout.writelines(diff)

error = True

if debug:

sys.exit(1)

if error:

sys.exit(1)

pidgin/pidgin