#!/usr/bin/python
#
# Copyright 2009 the V8 project authors. All rights reserved.
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# Simple wrapper for running valgrind and checking the output on
# stderr for memory leaks.

import os
import socket
import subprocess
import sys
import re

VALGRIND = os.environ.get('VALGRIND', 'valgrind')

VALGRIND_ARGUMENTS = [
  VALGRIND,
  '--log-socket=127.0.0.1:15151',
  '--error-exitcode=247',
  '--leak-check=no',
  '--smc-check=all',
]

server = socket.socket(socket.AF_INET, socket.SOCK_STREAM)
server.bind(('127.0.0.1', 15151))
server.listen(1)

command = VALGRIND_ARGUMENTS + sys.argv[1:]
process = subprocess.Popen(command, stderr=subprocess.PIPE)

errors = ''
conn, addr = server.accept()
while True:
  data = conn.recv(8192)
  if not data: break
  errors += data

code = process.wait()
if code == 247: sys.stderr.writelines(errors)
sys.exit(code)