xref: /titanic_41/usr/src/tools/scripts/cddlchk.py (revision cb8a054b1ab30d5caa746e6c44f29d4c9d3071c1)
1#!/usr/bin/python2.4
2#
3# CDDL HEADER START
4#
5# The contents of this file are subject to the terms of the
6# Common Development and Distribution License (the "License").
7# You may not use this file except in compliance with the License.
8#
9# You can obtain a copy of the license at usr/src/OPENSOLARIS.LICENSE
10# or http://www.opensolaris.org/os/licensing.
11# See the License for the specific language governing permissions
12# and limitations under the License.
13#
14# When distributing Covered Code, include this CDDL HEADER in each
15# file and include the License file at usr/src/OPENSOLARIS.LICENSE.
16# If applicable, add the following below this CDDL HEADER, with the
17# fields enclosed by brackets "[]" replaced with your own identifying
18# information: Portions Copyright [yyyy] [name of copyright owner]
19#
20# CDDL HEADER END
21#
22
23#
24# Copyright (c) 2008, 2010, Oracle and/or its affiliates. All rights reserved.
25#
26
27#
28# Check for valid CDDL blocks in source files.
29#
30
31import sys, os, getopt, fnmatch
32
33sys.path.insert(1, os.path.join(os.path.dirname(__file__), "..", "lib",
34                                "python%d.%d" % sys.version_info[:2]))
35
36# Allow running from the source tree, using the modules in the source tree
37sys.path.insert(2, os.path.join(os.path.dirname(__file__), '..'))
38
39from onbld.Checks.Cddl import cddlchk
40
41class ExceptionList(object):
42	def __init__(self):
43		self.dirs = []
44		self.files = []
45		self.extensions = []
46
47	def load(self, exfile):
48		fh = None
49		try:
50			fh = open(exfile, 'r')
51		except IOError, e:
52			sys.stderr.write('Failed to open exception list: '
53					 '%s: %s\n' % (e.filename, e.strerror))
54			sys.exit(2)
55
56		for line in fh:
57			line = line.strip()
58
59			if line.strip().endswith('/'):
60				self.dirs.append(line[0:-1])
61			elif line.startswith('*.'):
62				self.extensions.append(line)
63			else:
64				self.files.append(line)
65
66		fh.close()
67
68	def match(self, filename):
69		if os.path.isdir(filename):
70			return filename in self.dirs
71		else:
72			if filename in self.files:
73				return True
74
75			for pat in self.extensions:
76				if fnmatch.fnmatch(filename, pat):
77					return True
78
79	def __contains__(self, elt):
80		return self.match(elt)
81
82def usage():
83	progname = os.path.split(sys.argv[0])[1]
84	sys.stderr.write('''Usage: %s [-av] [-x exceptions] paths...
85        -a		check that all the specified files have a CDDL block.
86        -v		report on all files, not just those with errors.
87        -x exceptions	load an exceptions file
88''' % progname)
89	sys.exit(2)
90
91
92def check(filename, opts):
93	try:
94		fh = open(filename, 'r')
95	except IOError, e:
96		sys.stderr.write("failed to open '%s': %s\n" %
97				 (e.filename, e.strerror))
98		return 1
99	else:
100		return cddlchk(fh, verbose=opts['verbose'],
101			       lenient=opts['lenient'],
102			       output=sys.stdout)
103
104def walker(opts, dirname, fnames):
105	for f in fnames:
106		path = os.path.join(dirname, f)
107
108		if not os.path.isdir(path):
109			if not path in opts['exclude']:
110				opts['status'] |= check(path, opts)
111		else:
112			if path in opts['exclude']:
113				fnames.remove(f)
114
115def walkpath(path, opts):
116	if os.path.isdir(path):
117		os.path.walk(path, walker, opts)
118	else:
119		if not path in opts['exclude']:
120			opts['status'] |= check(path, opts)
121
122def main(args):
123	options = {
124		'status': 0,
125		'lenient': True,
126		'verbose': False,
127		'exclude': ExceptionList()
128	}
129
130	try:
131		opts, args = getopt.getopt(sys.argv[1:], 'avx:')
132	except getopt.GetoptError:
133		usage()
134		sys.exit(2)
135
136	for opt, arg in opts:
137		if opt == '-a':
138			options['lenient'] = False
139		elif opt == '-v':
140			options['verbose'] = True
141		elif opt == '-x':
142			options['exclude'].load(arg)
143
144	for path in args:
145		walkpath(path, options)
146
147	return options['status']
148
149if __name__ == '__main__':
150	sys.exit(main(sys.argv[1:]))
151