ok
Direktori : /opt/alt/python37/share/doc/alt-python37-pycparser-2.14/examples/ |
Current File : //opt/alt/python37/share/doc/alt-python37-pycparser-2.14/examples/func_defs.py |
#----------------------------------------------------------------- # pycparser: func_defs.py # # Using pycparser for printing out all the functions defined in a # C file. # # This is a simple example of traversing the AST generated by # pycparser. # # Copyright (C) 2008-2015, Eli Bendersky # License: BSD #----------------------------------------------------------------- from __future__ import print_function import sys from pycparser import c_parser, c_ast, parse_file # A simple visitor for FuncDef nodes that prints the names and # locations of function definitions. class FuncDefVisitor(c_ast.NodeVisitor): def visit_FuncDef(self, node): print('%s at %s' % (node.decl.name, node.decl.coord)) def show_func_defs(filename): # Note that cpp is used. Provide a path to your own cpp or # make sure one exists in PATH. ast = parse_file(filename, use_cpp=True) v = FuncDefVisitor() v.visit(ast) if __name__ == "__main__": if len(sys.argv) > 1: filename = sys.argv[1] else: filename = 'examples/c_files/memmgr.c' show_func_defs(filename)