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-rw-r--r--man/check-os-release.py37
1 files changed, 37 insertions, 0 deletions
diff --git a/man/check-os-release.py b/man/check-os-release.py
new file mode 100644
index 0000000..19b193e
--- /dev/null
+++ b/man/check-os-release.py
@@ -0,0 +1,37 @@
+#!/usr/bin/python
+# SPDX-License-Identifier: MIT-0
+
+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, start=1):
+ line = line.rstrip()
+ if not line or line.startswith('#'):
+ continue
+ m = re.match(r'([A-Z][A-Z_0-9]+)=(.*)', line)
+ if m:
+ name, val = m.groups()
+ if val and val[0] in '"\'':
+ val = ast.literal_eval(val)
+ yield name, val
+ else:
+ print(f'{filename}:{line_number}: 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!r}')
+
+if 'debian' in [os_release.get('ID', 'linux'),
+ *os_release.get('ID_LIKE', '').split()]:
+ print('Looks like Debian!')