-#! /usr/bin/python3
-
-# Copyright (C) - 2017 Francis Deslauriers <francis.deslauriers@efficios.com>
+#!/usr/bin/env python3
#
-# This library is free software; you can redistribute it and/or modify it
-# under the terms of the GNU Lesser General Public License as published by the
-# Free Software Foundation; version 2.1 of the License.
+# Copyright (C) 2017 Francis Deslauriers <francis.deslauriers@efficios.com>
#
-# This library is distributed in the hope that it will be useful, but WITHOUT
-# ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
-# FITNESS FOR A PARTICULAR PURPOSE. See the GNU Lesser General Public License
-# for more details.
+# SPDX-License-Identifier: LGPL-2.1-only
#
-# You should have received a copy of the GNU Lesser General Public License
-# along with this library; if not, write to the Free Software Foundation,
-# Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA
import sys
import bisect
# Expand inlined functions
cmd += ['--addresses', addr]
- addr2line_output = subprocess.getoutput(' '.join(cmd))
+ status = subprocess.run(cmd, stdout=subprocess.PIPE, check=True)
+
+ addr2line_output = status.stdout.decode("utf-8").splitlines()
+ # addr2line's output is made of 3-tuples:
+ # - address
+ # - function name
+ # - source location
+ if len(addr2line_output) % 3 != 0:
+ raise Exception('Unexpected addr2line output:\n\t{}'.format('\n\t'.join(addr2line_output)))
- # Omit the last 2 lines as the caller of main can not be determine
- fcts = [addr2line_output.split()[-2]]
+ function_names = []
+ for address_line_number in range(0, len(addr2line_output), 3):
+ function_name = addr2line_output[address_line_number + 1]
- fcts = [ f for f in fcts if '??' not in f]
+ # Filter-out unresolved functions
+ if "??" not in function_name:
+ function_names.append(addr2line_output[address_line_number + 1])
- return fcts
+ return function_names
def extract_user_func_names(executable, raw_callstack):
"""