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
|
import os
import sys
def main():
app = Application(sys.argv[1], sys.argv[2])
if app.run():
sys.exit(0)
else:
sys.exit(1)
class Application(object):
def __init__(self, srcdir, path):
self.srcdir = srcdir
self.path = path
self.sources = set()
self.dump = 0
def run(self):
self.gather_sources()
with open(self.path, 'rt') as f:
leaks = self.analyze(f)
if not leaks:
return True
else:
print("Following references found in %s (file -> line no)" % self.path)
for name in sorted(leaks):
lines = ', '.join(map(str, leaks[name]))
print("- %s: %s" % (name, lines))
def gather_sources(self):
for path in os.listdir(self.srcdir):
if path.endswith('.c'):
self.sources.add(path)
def analyze(self, file):
result = {}
for k, line in enumerate(file):
if 'by 0x' in line or 'at 0x' in line:
try:
# by 0xfffff: function (file.c:1234)
# ^^^^^^
index = line.rindex('(') + 1
name = line[index:]
if name.startswith('in '):
continue
index = name.index(':')
name = name[:index]
if self.dump:
print(name)
except ValueError:
continue
if name in self.sources:
if name not in result:
result[name] = []
result[name].append(k)
return result
if __name__ == '__main__':
main()
|
