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systemd/man/check-os-release.py
Zbigniew Jędrzejewski-Szmek 91da09bd1a man/check-os-release.*: allow ID_LIKE to have multiple values
I missed the fact that it is documented to be a space-separated list.
2021-05-22 20:44:04 +02:00

36 lines
974 B
Python

#!/usr/bin/python
import ast
import re
import sys
def read_os_release():
try:
filename = '/etc/os-release'
f = open(filename)
except FileNotFoundError:
filename = '/usr/lib/os-release'
f = open(filename)
for line_number, line in enumerate(f):
line = line.rstrip()
if not line or line.startswith('#'):
continue
if m := re.match(r'([A-Z][A-Z_0-9]+)=(.*)', line):
name, val = m.groups()
if val and val[0] in '"\'':
val = ast.literal_eval(val)
yield name, val
else:
print(f'{filename}:{line_number + 1}: bad line {line!r}',
file=sys.stderr)
os_release = dict(read_os_release())
pretty_name = os_release.get('PRETTY_NAME', 'Linux')
print(f'Running on {pretty_name}')
if 'debian' in [os_release.get('ID', 'linux'),
*os_release.get('ID_LIKE', '').split()]:
print('Looks like Debian!')