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Make mdd.py marginally less kludgey

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svn:r1861
This commit is contained in:
Nick Mathewson 2004-05-13 00:09:50 +00:00
parent 5ba9235873
commit 7faec93ea5
1 changed files with 17 additions and 4 deletions
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21
contrib/mdd.py
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@ -1,4 +1,4 @@
#!/home/nickm/bin/python2.3
#!/usr/bin/env python2.3
import re, sys
import textwrap
@ -10,17 +10,25 @@ functionCalls = {}
funcCalledByFile = {}
funcCalledByFunc = {}
cpp_re = re.compile(r'//.*$')
c_re = re.compile(r'/[*]+(?:[^*]+|[*]+[^/*])*[*]+/', re.M|re.S)
for fname in files:
f = open(fname, 'r')
curFunc = "???"
functionCalls.setdefault(curFunc,{})
lineno = 0
for line in f.xreadlines():
body = f.read()
body = cpp_re.sub(" ",body)
body = c_re.sub(" ",body)
#if fname == 'dns.c': print body
for line in body.split("\n"):
lineno += 1
m = re.match(r'^[^\s/].*\s(\w+)\([^;]*$', line)
if m:
#print line, "->", m.group(1)
curFunc = m.group(1)
if curFunc[0] == '_': curFunc = curFunc[1:]
functionCalls.setdefault(curFunc,{})
funcDeclaredIn[m.group(1)] = fname
fileDeclares.setdefault(fname, {})[m.group(1)] = 1
@ -29,6 +37,7 @@ for fname in files:
if m:
#print line, "->", m.group(1)
curFunc = m.group(1)
if curFunc[0] == '_': curFunc = curFunc[1:]
functionCalls.setdefault(curFunc,{})
funcDeclaredIn[m.group(1)] = fname
fileDeclares.setdefault(fname, {})[m.group(1)] = 1
@ -36,7 +45,10 @@ for fname in files:
while line:
m = re.search(r'(\w+)\(', line)
if not m: break
#print line, "->", m.group(1)
#print fname, line, curFunc, "->", m.group(1)
fn = m.group(1)
if fn[0] == '_':
fn = fn[1:]
functionCalls[curFunc][m.group(1)] = 1
#if curFunc == "???":
# print ">>!!!!! at %s:%s"%(fname,lineno)
@ -92,7 +104,8 @@ if 1:
callers = [c for c in funcCalledByFunc.get(func,{}).keys()
if c != "???"]
callers.sort()
called = [c for c in functionCalls[func].keys() if c != "???"]
called = [c for c in functionCalls[func].keys() if c != "???" and
c in funcnames]
called.sort()
print wrap(" ".join(callers),
" Called by:")