/usr/lib/python3/dist-packages/devscripts/control.py is in devscripts 2.16.2ubuntu3.
This file is owned by root:root, with mode 0o644.
The actual contents of the file can be viewed below.
1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40 41 42 43 44 45 46 47 48 49 50 51 52 53 54 55 56 57 58 59 60 61 62 63 64 65 66 67 68 69 70 71 72 73 74 75 76 77 78 79 80 81 82 83 84 85 86 87 88 89 90 91 92 | # control.py - Represents a debian/control file
#
# Copyright (C) 2010, Benjamin Drung <bdrung@debian.org>
#
# Permission to use, copy, modify, and/or distribute this software for any
# purpose with or without fee is hereby granted, provided that the above
# copyright notice and this permission notice appear in all copies.
#
# THE SOFTWARE IS PROVIDED "AS IS" AND THE AUTHOR DISCLAIMS ALL WARRANTIES
# WITH REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED WARRANTIES OF
# MERCHANTABILITY AND FITNESS. IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR
# ANY SPECIAL, DIRECT, INDIRECT, OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES
# WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS, WHETHER IN AN
# ACTION OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT OF
# OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE.
"""This module implements facilities to deal with Debian control."""
import os
import sys
from devscripts.logger import Logger
try:
import debian.deb822
except ImportError:
Logger.error("Please install 'python3-debian' in order to use this utility.")
sys.exit(1)
def _insert_after(paragraph, item_before, new_item, new_value):
"""Insert new_item into directly after item_before
New items added to a dictionary are appended."""
item_found = False
for item in paragraph:
if item_found:
value = paragraph.pop(item)
paragraph[item] = value
if item == item_before:
item_found = True
paragraph[new_item] = new_value
if not item_found:
paragraph[new_item] = new_value
class Control(object):
"""Represents a debian/control file"""
def __init__(self, filename):
assert os.path.isfile(filename), "%s does not exist." % (filename)
self.filename = filename
sequence = open(filename)
self.paragraphs = list()
for paragraph in debian.deb822.Deb822.iter_paragraphs(sequence):
self.paragraphs.append(paragraph)
def get_maintainer(self):
"""Returns the value of the Maintainer field."""
return self.paragraphs[0].get("Maintainer")
def get_original_maintainer(self):
"""Returns the value of the XSBC-Original-Maintainer field."""
return self.paragraphs[0].get("XSBC-Original-Maintainer")
def save(self, filename=None):
"""Saves the control file."""
if filename:
self.filename = filename
content = "\n".join([x.dump() for x in self.paragraphs])
control_file = open(self.filename, "wb")
control_file.write(content.encode("utf-8"))
control_file.close()
def set_maintainer(self, maintainer):
"""Sets the value of the Maintainer field."""
self.paragraphs[0]["Maintainer"] = maintainer
def set_original_maintainer(self, original_maintainer):
"""Sets the value of the XSBC-Original-Maintainer field."""
if "XSBC-Original-Maintainer" in self.paragraphs[0]:
self.paragraphs[0]["XSBC-Original-Maintainer"] = original_maintainer
else:
_insert_after(self.paragraphs[0], "Maintainer",
"XSBC-Original-Maintainer", original_maintainer)
def strip_trailing_spaces(self):
"""Strips all trailing spaces from the control file."""
for paragraph in self.paragraphs:
for item in paragraph:
lines = paragraph[item].split("\n")
paragraph[item] = "\n".join([l.rstrip() for l in lines])
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