我应该编写一个 python-clang 解析器,它返回 cpp 文件中的所有包含内容。
所以我使用像下面的代码这样的东西:
def _main():
from clang.cindex import Index
from optparse import OptionParser
filter=['/usr/lib','usr/include']
p=OptionParser()
(o,a)=p.parse_args()
i=Index.create()
t=i.parse(None,a)
for i in t.get_includes():
print i.include
if __name__=='__main__':
_main()
现在我需要过滤一些包含内容,例如特定目录:
filter=['/usr/lib','usr/include']
问题 1:我想知道这种过滤是如何实现的以及我的代码应该如何更改?
问题 2:如何制作一个配置文件来包含所有这些过滤器目录,而不是仅仅将它们硬编码?
要运行测试:您需要有一个 cpp 文件,例如:
#include<iostream>
#include"ex1.h"
int main(){
return 0;
}
和 *.h 文件:
#include<QMap>
run:
./python-clang.py ex1.cpp
结果样本:
/usr/include/pthread.h
/usr/include/sched.h
/usr/include/time.h
/usr/include/bits/sched.h
/usr/include/time.h
/usr/include/bits/time.h
/usr/include/signal.h
/usr/include/bits/sigset.h
/usr/include/bits/pthreadtypes.h
/usr/include/bits/wordsize.h
/usr/include/bits/setjmp.h
/usr/include/bits/wordsize.h
/usr/include/bits/wordsize.h
/usr/include/unistd.h
/usr/include/bits/posix_opt.h
/usr/include/bits/environments.h
/usr/include/bits/wordsize.h
/usr/include/bits/confname.h
/usr/include/getopt.h
/usr/lib/gcc/i486-linux-gnu/4.4/../../../../include/c++/4.4/i486-linux-gnu/bits /atomic_word.h
/usr/lib/gcc/i486-linux-gnu/4.4/../../../../include/c++/4.4/bits/locale_classes.h
/usr/lib/gcc/i486-linux-gnu/4.4/../../../../include/c++/4.4/string
/usr/lib/gcc/i486-linux-gnu/4.4/../../../../include/c++/4.4/bits/allocator.h
/usr/lib/gcc/i486-linux-gnu/4.4/../../../../include/c++/4.4/i486-linux-gnu/bits/c++allocator.h
/usr/lib/gcc/i486-linux-gnu/4.4/../../../../include/c++/4.4/ext/new_allocator.h