FM / examples

/usr/share/doc/python3-pycparser/examples/

/usr/share/doc/python3-pycparser/examples

Name	Size	Mode	Actions
c_files/	-	0755	rm
c-to-c.py	1453	0644	edit dl rm
cdecl.py	3121	0644	edit dl rm
explore_ast.py	5396	0644	edit dl rm
func_calls.py	1110	0644	edit dl rm
func_defs.py	1107	0644	edit dl rm
rewrite_ast.py	599	0644	edit dl rm
using_cpp_libc.py	744	0644	edit dl rm
using_gcc_E_libc.py	797	0644	edit dl rm

Edit: /usr/share/doc/python3-pycparser/examples/func_calls.py (1110B)

from pycparser import c_parser, c_ast, parse_file

# A visitor with some state information (the funcname it's
# looking for)
#
class FuncCallVisitor(c_ast.NodeVisitor):
    def __init__(self, funcname):
        self.funcname = funcname

def visit_FuncCall(self, node):
        if node.name.name == self.funcname:
            print('%s called at %s' % (self.funcname, node.name.coord))

def show_func_calls(filename, funcname):
    ast = parse_file(filename, use_cpp=True)
    v = FuncCallVisitor(funcname)
    v.visit(ast)

if __name__ == "__main__":
    if len(sys.argv) > 2:
        filename = sys.argv[1]
        func = sys.argv[2]
    else:
        filename = 'examples/c_files/hash.c'
        func = 'malloc'

show_func_calls(filename, func)

#----------------------------------------------------------------- # pycparser: func_defs.py # # Using pycparser for printing out all the calls of some function # in a C file. # # 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 visitor with some state information (the funcname it's # looking for) # class FuncCallVisitor(c_ast.NodeVisitor): def __init__(self, funcname): self.funcname = funcname def visit_FuncCall(self, node): if node.name.name == self.funcname: print('%s called at %s' % (self.funcname, node.name.coord)) def show_func_calls(filename, funcname): ast = parse_file(filename, use_cpp=True) v = FuncCallVisitor(funcname) v.visit(ast) if __name__ == "__main__": if len(sys.argv) > 2: filename = sys.argv[1] func = sys.argv[2] else: filename = 'examples/c_files/hash.c' func = 'malloc' show_func_calls(filename, func)