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use PyCallable_Check; split some lines

This commit is contained in:
Guido van Rossum 1995-03-16 15:43:29 +00:00
parent 4f17e3e2f9
commit f4b012a9e0
1 changed files with 19 additions and 12 deletions
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31
Modules/signalmodule.c
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@ -167,21 +167,21 @@ PySignal_Signal(self, args)
return (PyObject *)NULL;
#ifdef WITH_THREAD
if (get_thread_ident() != main_thread) {
PyErr_SetString(PyExc_ValueError, "signal only works in main thread");
PyErr_SetString(PyExc_ValueError,
"signal only works in main thread");
return (PyObject *)NULL;
}
#endif
if (sig_num < 1 || sig_num >= NSIG) {
PyErr_SetString(PyExc_ValueError, "signal number out of range");
PyErr_SetString(PyExc_ValueError,
"signal number out of range");
return (PyObject *)NULL;
}
if (obj == PySignal_SignalIgnoreHandler)
func = SIG_IGN;
else if (obj == PySignal_SignalDefaultHandler)
func = SIG_DFL;
else if (!PyCFunction_Check(obj) &&
!PyFunction_Check(obj) &&
!PyMethod_Check(obj)) {
else if (!PyCallable_Check(obj)) {
PyErr_SetString(PyExc_TypeError,
"signal handler must be signal.SIG_IGN, signal.SIG_DFL, or a callable object");
return (PyObject *)NULL;
@ -209,7 +209,8 @@ PySignal_GetSignal(self, args)
if (!PyArg_Parse(args, "i", &sig_num))
return (PyObject *)NULL;
if (sig_num < 1 || sig_num >= NSIG) {
PyErr_SetString(PyExc_ValueError, "signal number out of range");
PyErr_SetString(PyExc_ValueError,
"signal number out of range");
return (PyObject *)NULL;
}
old_handler = PySignal_SignalHandlerArray[sig_num].func;
@ -265,17 +266,22 @@ initsignal()
signal(i, t);
PySignal_SignalHandlerArray[i].tripped = 0;
if (t == SIG_DFL)
PySignal_SignalHandlerArray[i].func = PySignal_SignalDefaultHandler;
PySignal_SignalHandlerArray[i].func =
PySignal_SignalDefaultHandler;
else if (t == SIG_IGN)
PySignal_SignalHandlerArray[i].func = PySignal_SignalIgnoreHandler;
PySignal_SignalHandlerArray[i].func =
PySignal_SignalIgnoreHandler;
else
PySignal_SignalHandlerArray[i].func = Py_None; /* None of our business */
PySignal_SignalHandlerArray[i].func =
Py_None; /* None of our business */
Py_INCREF(PySignal_SignalHandlerArray[i].func);
}
if (PySignal_SignalHandlerArray[SIGINT].func == PySignal_SignalDefaultHandler) {
if (PySignal_SignalHandlerArray[SIGINT].func ==
PySignal_SignalDefaultHandler) {
/* Install default int handler */
Py_DECREF(PySignal_SignalHandlerArray[SIGINT].func);
PySignal_SignalHandlerArray[SIGINT].func = PySignal_DefaultIntHandler;
PySignal_SignalHandlerArray[SIGINT].func =
PySignal_DefaultIntHandler;
Py_INCREF(PySignal_DefaultIntHandler);
signal(SIGINT, &PySignal_Handler);
}
@ -443,7 +449,8 @@ PyErr_CheckSignals()
if (arglist == (PyObject *)NULL)
result = (PyObject *)NULL;
else {
result = PyEval_CallObject(PySignal_SignalHandlerArray[i].func,arglist);
result = PyEval_CallObject(
PySignal_SignalHandlerArray[i].func, arglist);
Py_DECREF(arglist);
}
if (result == (PyObject *)NULL) {