def _execute_child(self, args, executable, preexec_fn, close_fds,
cwd, env, universal_newlines,
startupinfo, creationflags, shell,
p2cread, p2cwrite,
c2pread, c2pwrite,
errread, errwrite):
try:
pid, stdin, stdout, stderr = \
createProcess(args, close_fds, p2cread, p2cwrite,
c2pread, c2pwrite, errread, errwrite,
cwd, env, self._deathSignal)
self.pid = pid
self._closed = False
self._returncode = None
except:
os.close(p2cwrite)
os.close(errread)
os.close(c2pread)
raise
finally:
os.close(p2cread)
os.close(errwrite)
os.close(c2pwrite)
def _execute_child_v275(
self, args, executable, preexec_fn, close_fds,
cwd, env, universal_newlines,
startupinfo, creationflags, shell,
p2cread, p2cwrite,
c2pread, c2pwrite,
errread, errwrite,
restore_sigpipe=False,
_to_close=None
):
if env is not None and not isinstance(env, list):
env = list(("=".join(item) for item in env.iteritems()))
if _to_close is None:
_to_close = self._fds_to_close(p2cread, p2cwrite,
c2pread, c2pwrite,
errread, errwrite)
def close_fd(fd):
_to_close.remove(fd)
os.close(fd)
try:
pid, stdin, stdout, stderr = createProcess(
args, close_fds,
p2cread or -1, p2cwrite or -1,
c2pread or -1, c2pwrite or -1,
errread or -1, errwrite or -1,
cwd, env,
self._deathSignal,
self._childUmask,
restore_sigpipe
)
self.pid = pid
except:
# Keep the original exception and reraise it after all fds are
# closed, ignoring error during close. This is needed only for
# Python 2.6, as Python 2.7 already does this when _execute_child
# raises.
t, v, tb = sys.exc_info()
for fd in list(_to_close):
try:
close_fd(fd)
except OSError:
pass
raise t, v, tb
# If child was started, close the unused fds on the parent side. Note
# that we don't want to hide exceptions here.
for fd in (p2cread, c2pwrite, errwrite):
if fd in _to_close:
close_fd(fd)
def _execute_child_v275(
self, args, executable, preexec_fn, close_fds,
cwd, env, universal_newlines,
startupinfo, creationflags, shell,
p2cread, p2cwrite,
c2pread, c2pwrite,
errread, errwrite,
):
try:
pid, stdin, stdout, stderr = createProcess(
args, close_fds,
p2cread or -1, p2cwrite or -1,
c2pread or -1, c2pwrite or -1,
errread or -1, errwrite or -1,
cwd, env,
self._deathSignal,
self._childUmask,
)
self.pid = pid
except:
# Keep the original exception and reraise it after all fds are
# closed, ignoring error during close. This is needed only for
# Python 2.6, as Python 2.7 already does this when _execute_child
# raises.
t, v, tb = sys.exc_info()
for fd in (
p2cread, p2cwrite,
c2pread, c2pwrite,
errread, errwrite,
):
try:
if fd:
os.close(fd)
except OSError:
pass
raise t, v, tb
# If child was started, close the unused fds on the parent side. Note
# that we don't want to hide exceptions here.
for fd in (
p2cread,
errwrite,
c2pwrite
):
if fd:
os.close(fd)
def _execute_child_v275(
self,
args,
executable,
preexec_fn,
close_fds,
cwd,
env,
universal_newlines,
startupinfo,
creationflags,
shell,
p2cread,
p2cwrite,
c2pread,
c2pwrite,
errread,
errwrite,
):
try:
pid, stdin, stdout, stderr = createProcess(
args,
close_fds,
p2cread or -1,
p2cwrite or -1,
c2pread or -1,
c2pwrite or -1,
errread or -1,
errwrite or -1,
cwd,
env,
self._deathSignal,
self._childUmask,
)
self.pid = pid
except:
# Keep the original exception and reraise it after all fds are
# closed, ignoring error during close. This is needed only for
# Python 2.6, as Python 2.7 already does this when _execute_child
# raises.
t, v, tb = sys.exc_info()
for fd in (
p2cread,
p2cwrite,
c2pread,
c2pwrite,
errread,
errwrite,
):
try:
if fd:
os.close(fd)
except OSError:
pass
raise t, v, tb
# If child was started, close the unused fds on the parent side. Note
# that we don't want to hide exceptions here.
for fd in (p2cread, errwrite, c2pwrite):
if fd:
os.close(fd)