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
|
#
# cLibHeader.py
#
# A simple parser to extract API doc info from a C header file
#
# Copyright, 2012 - Paul McGuire
#
from pyparsing import (
Word,
alphas,
alphanums,
Combine,
oneOf,
Optional,
delimitedList,
Group,
Keyword,
)
testdata = """
int func1(float *vec, int len, double arg1);
int func2(float **arr, float *vec, int len, double arg1, double arg2);
"""
ident = Word(alphas, alphanums + "_")
vartype = Combine(oneOf("float double int char") + Optional(Word("*")), adjacent=False)
arglist = delimitedList(Group(vartype("type") + ident("name")))
functionCall = Keyword("int") + ident("name") + "(" + arglist("args") + ")" + ";"
for fn, s, e in functionCall.scanString(testdata):
print(fn.name)
for a in fn.args:
print(" - %(name)s (%(type)s)" % a)
|