def _start_process(self, env=None):
path = self.PROCESS_PATH
flags = getattr(self, "FLAGS", [])
kws = {}
if not options.is_verbose():
FNULL = open('/dev/null', 'w')
kws.update({'stdout': FNULL, 'stderr': subprocess.PIPE})
if env:
kws['env'] = env
command = [path] + flags
log("Starting %s" % ' '.join(command))
try:
return subprocess.Popen([path] + flags, **kws)
except OSError as e:
raise RuntimeError("Error starting %s: %s" % (path, e))
def _process_watch_cb(self):
if self.process_watch_timeout == 0 or self.process is None:
# The GLib seems to call the timeout after we've removed it
# sometimes, which causes errors unless we detect it.
return False
status = self.process.poll()
if status is None:
return True # continue
elif status == 0 and not self.abort_if_process_exits_with_status_0:
return True # continue
else:
self.process_watch_timeout = 0
if options.is_verbose():
error = ""
else:
error = self.process.stderr.read()
raise RuntimeError("%s exited with status: %i\n%s" % (self.PROCESS_NAME, status, error))
def _start_process(self):
global _process_list
_process_list.append(self)
path = self.PROCESS_PATH
flags = getattr(self,
"FLAGS",
[])
kws = {}
if not options.is_verbose():
FNULL = open('/dev/null', 'w')
kws = {'stdout': FNULL, 'stderr': subprocess.PIPE}
command = [path] + flags
log("Starting %s" % ' '.join(command))
try:
return subprocess.Popen([path] + flags, **kws)
except OSError as e:
raise RuntimeError("Error starting %s: %s" % (path, e))
def log(message):
if options.is_verbose():
print(message)