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|
/*[clinic input]
preserve
[clinic start generated code]*/
#if defined(Py_BUILD_CORE) && !defined(Py_BUILD_CORE_MODULE)
# include "pycore_gc.h" // PyGC_Head
# include "pycore_runtime.h" // _Py_ID()
#endif
PyDoc_STRVAR(signal_default_int_handler__doc__,
"default_int_handler($module, signalnum, frame, /)\n"
"--\n"
"\n"
"The default handler for SIGINT installed by Python.\n"
"\n"
"It raises KeyboardInterrupt.");
#define SIGNAL_DEFAULT_INT_HANDLER_METHODDEF \
{"default_int_handler", _PyCFunction_CAST(signal_default_int_handler), METH_FASTCALL, signal_default_int_handler__doc__},
static PyObject *
signal_default_int_handler_impl(PyObject *module, int signalnum,
PyObject *frame);
static PyObject *
signal_default_int_handler(PyObject *module, PyObject *const *args, Py_ssize_t nargs)
{
PyObject *return_value = NULL;
int signalnum;
PyObject *frame;
if (!_PyArg_CheckPositional("default_int_handler", nargs, 2, 2)) {
goto exit;
}
signalnum = _PyLong_AsInt(args[0]);
if (signalnum == -1 && PyErr_Occurred()) {
goto exit;
}
frame = args[1];
return_value = signal_default_int_handler_impl(module, signalnum, frame);
exit:
return return_value;
}
#if defined(HAVE_ALARM)
PyDoc_STRVAR(signal_alarm__doc__,
"alarm($module, seconds, /)\n"
"--\n"
"\n"
"Arrange for SIGALRM to arrive after the given number of seconds.");
#define SIGNAL_ALARM_METHODDEF \
{"alarm", (PyCFunction)signal_alarm, METH_O, signal_alarm__doc__},
static long
signal_alarm_impl(PyObject *module, int seconds);
static PyObject *
signal_alarm(PyObject *module, PyObject *arg)
{
PyObject *return_value = NULL;
int seconds;
long _return_value;
seconds = _PyLong_AsInt(arg);
if (seconds == -1 && PyErr_Occurred()) {
goto exit;
}
_return_value = signal_alarm_impl(module, seconds);
if ((_return_value == -1) && PyErr_Occurred()) {
goto exit;
}
return_value = PyLong_FromLong(_return_value);
exit:
return return_value;
}
#endif /* defined(HAVE_ALARM) */
#if defined(HAVE_PAUSE)
PyDoc_STRVAR(signal_pause__doc__,
"pause($module, /)\n"
"--\n"
"\n"
"Wait until a signal arrives.");
#define SIGNAL_PAUSE_METHODDEF \
{"pause", (PyCFunction)signal_pause, METH_NOARGS, signal_pause__doc__},
static PyObject *
signal_pause_impl(PyObject *module);
static PyObject *
signal_pause(PyObject *module, PyObject *Py_UNUSED(ignored))
{
return signal_pause_impl(module);
}
#endif /* defined(HAVE_PAUSE) */
PyDoc_STRVAR(signal_raise_signal__doc__,
"raise_signal($module, signalnum, /)\n"
"--\n"
"\n"
"Send a signal to the executing process.");
#define SIGNAL_RAISE_SIGNAL_METHODDEF \
{"raise_signal", (PyCFunction)signal_raise_signal, METH_O, signal_raise_signal__doc__},
static PyObject *
signal_raise_signal_impl(PyObject *module, int signalnum);
static PyObject *
signal_raise_signal(PyObject *module, PyObject *arg)
{
PyObject *return_value = NULL;
int signalnum;
signalnum = _PyLong_AsInt(arg);
if (signalnum == -1 && PyErr_Occurred()) {
goto exit;
}
return_value = signal_raise_signal_impl(module, signalnum);
exit:
return return_value;
}
PyDoc_STRVAR(signal_signal__doc__,
"signal($module, signalnum, handler, /)\n"
"--\n"
"\n"
"Set the action for the given signal.\n"
"\n"
"The action can be SIG_DFL, SIG_IGN, or a callable Python object.\n"
"The previous action is returned. See getsignal() for possible return values.\n"
"\n"
"*** IMPORTANT NOTICE ***\n"
"A signal handler function is called with two arguments:\n"
"the first is the signal number, the second is the interrupted stack frame.");
#define SIGNAL_SIGNAL_METHODDEF \
{"signal", _PyCFunction_CAST(signal_signal), METH_FASTCALL, signal_signal__doc__},
static PyObject *
signal_signal_impl(PyObject *module, int signalnum, PyObject *handler);
static PyObject *
signal_signal(PyObject *module, PyObject *const *args, Py_ssize_t nargs)
{
PyObject *return_value = NULL;
int signalnum;
PyObject *handler;
if (!_PyArg_CheckPositional("signal", nargs, 2, 2)) {
goto exit;
}
signalnum = _PyLong_AsInt(args[0]);
if (signalnum == -1 && PyErr_Occurred()) {
goto exit;
}
handler = args[1];
return_value = signal_signal_impl(module, signalnum, handler);
exit:
return return_value;
}
PyDoc_STRVAR(signal_getsignal__doc__,
"getsignal($module, signalnum, /)\n"
"--\n"
"\n"
"Return the current action for the given signal.\n"
"\n"
"The return value can be:\n"
" SIG_IGN -- if the signal is being ignored\n"
" SIG_DFL -- if the default action for the signal is in effect\n"
" None -- if an unknown handler is in effect\n"
" anything else -- the callable Python object used as a handler");
#define SIGNAL_GETSIGNAL_METHODDEF \
{"getsignal", (PyCFunction)signal_getsignal, METH_O, signal_getsignal__doc__},
static PyObject *
signal_getsignal_impl(PyObject *module, int signalnum);
static PyObject *
signal_getsignal(PyObject *module, PyObject *arg)
{
PyObject *return_value = NULL;
int signalnum;
signalnum = _PyLong_AsInt(arg);
if (signalnum == -1 && PyErr_Occurred()) {
goto exit;
}
return_value = signal_getsignal_impl(module, signalnum);
exit:
return return_value;
}
PyDoc_STRVAR(signal_strsignal__doc__,
"strsignal($module, signalnum, /)\n"
"--\n"
"\n"
"Return the system description of the given signal.\n"
"\n"
"The return values can be such as \"Interrupt\", \"Segmentation fault\", etc.\n"
"Returns None if the signal is not recognized.");
#define SIGNAL_STRSIGNAL_METHODDEF \
{"strsignal", (PyCFunction)signal_strsignal, METH_O, signal_strsignal__doc__},
static PyObject *
signal_strsignal_impl(PyObject *module, int signalnum);
static PyObject *
signal_strsignal(PyObject *module, PyObject *arg)
{
PyObject *return_value = NULL;
int signalnum;
signalnum = _PyLong_AsInt(arg);
if (signalnum == -1 && PyErr_Occurred()) {
goto exit;
}
return_value = signal_strsignal_impl(module, signalnum);
exit:
return return_value;
}
#if defined(HAVE_SIGINTERRUPT)
PyDoc_STRVAR(signal_siginterrupt__doc__,
"siginterrupt($module, signalnum, flag, /)\n"
"--\n"
"\n"
"Change system call restart behaviour.\n"
"\n"
"If flag is False, system calls will be restarted when interrupted by\n"
"signal sig, else system calls will be interrupted.");
#define SIGNAL_SIGINTERRUPT_METHODDEF \
{"siginterrupt", _PyCFunction_CAST(signal_siginterrupt), METH_FASTCALL, signal_siginterrupt__doc__},
static PyObject *
signal_siginterrupt_impl(PyObject *module, int signalnum, int flag);
static PyObject *
signal_siginterrupt(PyObject *module, PyObject *const *args, Py_ssize_t nargs)
{
PyObject *return_value = NULL;
int signalnum;
int flag;
if (!_PyArg_CheckPositional("siginterrupt", nargs, 2, 2)) {
goto exit;
}
signalnum = _PyLong_AsInt(args[0]);
if (signalnum == -1 && PyErr_Occurred()) {
goto exit;
}
flag = _PyLong_AsInt(args[1]);
if (flag == -1 && PyErr_Occurred()) {
goto exit;
}
return_value = signal_siginterrupt_impl(module, signalnum, flag);
exit:
return return_value;
}
#endif /* defined(HAVE_SIGINTERRUPT) */
#if defined(HAVE_SETITIMER)
PyDoc_STRVAR(signal_setitimer__doc__,
"setitimer($module, which, seconds, interval=0.0, /)\n"
"--\n"
"\n"
"Sets given itimer (one of ITIMER_REAL, ITIMER_VIRTUAL or ITIMER_PROF).\n"
"\n"
"The timer will fire after value seconds and after that every interval seconds.\n"
"The itimer can be cleared by setting seconds to zero.\n"
"\n"
"Returns old values as a tuple: (delay, interval).");
#define SIGNAL_SETITIMER_METHODDEF \
{"setitimer", _PyCFunction_CAST(signal_setitimer), METH_FASTCALL, signal_setitimer__doc__},
static PyObject *
signal_setitimer_impl(PyObject *module, int which, PyObject *seconds,
PyObject *interval);
static PyObject *
signal_setitimer(PyObject *module, PyObject *const *args, Py_ssize_t nargs)
{
PyObject *return_value = NULL;
int which;
PyObject *seconds;
PyObject *interval = NULL;
if (!_PyArg_CheckPositional("setitimer", nargs, 2, 3)) {
goto exit;
}
which = _PyLong_AsInt(args[0]);
if (which == -1 && PyErr_Occurred()) {
goto exit;
}
seconds = args[1];
if (nargs < 3) {
goto skip_optional;
}
interval = args[2];
skip_optional:
return_value = signal_setitimer_impl(module, which, seconds, interval);
exit:
return return_value;
}
#endif /* defined(HAVE_SETITIMER) */
#if defined(HAVE_GETITIMER)
PyDoc_STRVAR(signal_getitimer__doc__,
"getitimer($module, which, /)\n"
"--\n"
"\n"
"Returns current value of given itimer.");
#define SIGNAL_GETITIMER_METHODDEF \
{"getitimer", (PyCFunction)signal_getitimer, METH_O, signal_getitimer__doc__},
static PyObject *
signal_getitimer_impl(PyObject *module, int which);
static PyObject *
signal_getitimer(PyObject *module, PyObject *arg)
{
PyObject *return_value = NULL;
int which;
which = _PyLong_AsInt(arg);
if (which == -1 && PyErr_Occurred()) {
goto exit;
}
return_value = signal_getitimer_impl(module, which);
exit:
return return_value;
}
#endif /* defined(HAVE_GETITIMER) */
#if defined(HAVE_SIGSET_T) && defined(PYPTHREAD_SIGMASK)
PyDoc_STRVAR(signal_pthread_sigmask__doc__,
"pthread_sigmask($module, how, mask, /)\n"
"--\n"
"\n"
"Fetch and/or change the signal mask of the calling thread.");
#define SIGNAL_PTHREAD_SIGMASK_METHODDEF \
{"pthread_sigmask", _PyCFunction_CAST(signal_pthread_sigmask), METH_FASTCALL, signal_pthread_sigmask__doc__},
static PyObject *
signal_pthread_sigmask_impl(PyObject *module, int how, sigset_t mask);
static PyObject *
signal_pthread_sigmask(PyObject *module, PyObject *const *args, Py_ssize_t nargs)
{
PyObject *return_value = NULL;
int how;
sigset_t mask;
if (!_PyArg_CheckPositional("pthread_sigmask", nargs, 2, 2)) {
goto exit;
}
how = _PyLong_AsInt(args[0]);
if (how == -1 && PyErr_Occurred()) {
goto exit;
}
if (!_Py_Sigset_Converter(args[1], &mask)) {
goto exit;
}
return_value = signal_pthread_sigmask_impl(module, how, mask);
exit:
return return_value;
}
#endif /* defined(HAVE_SIGSET_T) && defined(PYPTHREAD_SIGMASK) */
#if defined(HAVE_SIGSET_T) && defined(HAVE_SIGPENDING)
PyDoc_STRVAR(signal_sigpending__doc__,
"sigpending($module, /)\n"
"--\n"
"\n"
"Examine pending signals.\n"
"\n"
"Returns a set of signal numbers that are pending for delivery to\n"
"the calling thread.");
#define SIGNAL_SIGPENDING_METHODDEF \
{"sigpending", (PyCFunction)signal_sigpending, METH_NOARGS, signal_sigpending__doc__},
static PyObject *
signal_sigpending_impl(PyObject *module);
static PyObject *
signal_sigpending(PyObject *module, PyObject *Py_UNUSED(ignored))
{
return signal_sigpending_impl(module);
}
#endif /* defined(HAVE_SIGSET_T) && defined(HAVE_SIGPENDING) */
#if defined(HAVE_SIGSET_T) && defined(HAVE_SIGWAIT)
PyDoc_STRVAR(signal_sigwait__doc__,
"sigwait($module, sigset, /)\n"
"--\n"
"\n"
"Wait for a signal.\n"
"\n"
"Suspend execution of the calling thread until the delivery of one of the\n"
"signals specified in the signal set sigset. The function accepts the signal\n"
"and returns the signal number.");
#define SIGNAL_SIGWAIT_METHODDEF \
{"sigwait", (PyCFunction)signal_sigwait, METH_O, signal_sigwait__doc__},
static PyObject *
signal_sigwait_impl(PyObject *module, sigset_t sigset);
static PyObject *
signal_sigwait(PyObject *module, PyObject *arg)
{
PyObject *return_value = NULL;
sigset_t sigset;
if (!_Py_Sigset_Converter(arg, &sigset)) {
goto exit;
}
return_value = signal_sigwait_impl(module, sigset);
exit:
return return_value;
}
#endif /* defined(HAVE_SIGSET_T) && defined(HAVE_SIGWAIT) */
#if ((defined(HAVE_SIGFILLSET) && defined(HAVE_SIGSET_T)) || defined(MS_WINDOWS))
PyDoc_STRVAR(signal_valid_signals__doc__,
"valid_signals($module, /)\n"
"--\n"
"\n"
"Return a set of valid signal numbers on this platform.\n"
"\n"
"The signal numbers returned by this function can be safely passed to\n"
"functions like `pthread_sigmask`.");
#define SIGNAL_VALID_SIGNALS_METHODDEF \
{"valid_signals", (PyCFunction)signal_valid_signals, METH_NOARGS, signal_valid_signals__doc__},
static PyObject *
signal_valid_signals_impl(PyObject *module);
static PyObject *
signal_valid_signals(PyObject *module, PyObject *Py_UNUSED(ignored))
{
return signal_valid_signals_impl(module);
}
#endif /* ((defined(HAVE_SIGFILLSET) && defined(HAVE_SIGSET_T)) || defined(MS_WINDOWS)) */
#if defined(HAVE_SIGSET_T) && defined(HAVE_SIGWAITINFO)
PyDoc_STRVAR(signal_sigwaitinfo__doc__,
"sigwaitinfo($module, sigset, /)\n"
"--\n"
"\n"
"Wait synchronously until one of the signals in *sigset* is delivered.\n"
"\n"
"Returns a struct_siginfo containing information about the signal.");
#define SIGNAL_SIGWAITINFO_METHODDEF \
{"sigwaitinfo", (PyCFunction)signal_sigwaitinfo, METH_O, signal_sigwaitinfo__doc__},
static PyObject *
signal_sigwaitinfo_impl(PyObject *module, sigset_t sigset);
static PyObject *
signal_sigwaitinfo(PyObject *module, PyObject *arg)
{
PyObject *return_value = NULL;
sigset_t sigset;
if (!_Py_Sigset_Converter(arg, &sigset)) {
goto exit;
}
return_value = signal_sigwaitinfo_impl(module, sigset);
exit:
return return_value;
}
#endif /* defined(HAVE_SIGSET_T) && defined(HAVE_SIGWAITINFO) */
#if defined(HAVE_SIGSET_T) && defined(HAVE_SIGTIMEDWAIT)
PyDoc_STRVAR(signal_sigtimedwait__doc__,
"sigtimedwait($module, sigset, timeout, /)\n"
"--\n"
"\n"
"Like sigwaitinfo(), but with a timeout.\n"
"\n"
"The timeout is specified in seconds, with floating point numbers allowed.");
#define SIGNAL_SIGTIMEDWAIT_METHODDEF \
{"sigtimedwait", _PyCFunction_CAST(signal_sigtimedwait), METH_FASTCALL, signal_sigtimedwait__doc__},
static PyObject *
signal_sigtimedwait_impl(PyObject *module, sigset_t sigset,
PyObject *timeout_obj);
static PyObject *
signal_sigtimedwait(PyObject *module, PyObject *const *args, Py_ssize_t nargs)
{
PyObject *return_value = NULL;
sigset_t sigset;
PyObject *timeout_obj;
if (!_PyArg_CheckPositional("sigtimedwait", nargs, 2, 2)) {
goto exit;
}
if (!_Py_Sigset_Converter(args[0], &sigset)) {
goto exit;
}
timeout_obj = args[1];
return_value = signal_sigtimedwait_impl(module, sigset, timeout_obj);
exit:
return return_value;
}
#endif /* defined(HAVE_SIGSET_T) && defined(HAVE_SIGTIMEDWAIT) */
#if defined(HAVE_PTHREAD_KILL)
PyDoc_STRVAR(signal_pthread_kill__doc__,
"pthread_kill($module, thread_id, signalnum, /)\n"
"--\n"
"\n"
"Send a signal to a thread.");
#define SIGNAL_PTHREAD_KILL_METHODDEF \
{"pthread_kill", _PyCFunction_CAST(signal_pthread_kill), METH_FASTCALL, signal_pthread_kill__doc__},
static PyObject *
signal_pthread_kill_impl(PyObject *module, unsigned long thread_id,
int signalnum);
static PyObject *
signal_pthread_kill(PyObject *module, PyObject *const *args, Py_ssize_t nargs)
{
PyObject *return_value = NULL;
unsigned long thread_id;
int signalnum;
if (!_PyArg_CheckPositional("pthread_kill", nargs, 2, 2)) {
goto exit;
}
if (!PyLong_Check(args[0])) {
_PyArg_BadArgument("pthread_kill", "argument 1", "int", args[0]);
goto exit;
}
thread_id = PyLong_AsUnsignedLongMask(args[0]);
signalnum = _PyLong_AsInt(args[1]);
if (signalnum == -1 && PyErr_Occurred()) {
goto exit;
}
return_value = signal_pthread_kill_impl(module, thread_id, signalnum);
exit:
return return_value;
}
#endif /* defined(HAVE_PTHREAD_KILL) */
#if (defined(__linux__) && defined(__NR_pidfd_send_signal))
PyDoc_STRVAR(signal_pidfd_send_signal__doc__,
"pidfd_send_signal($module, pidfd, signalnum, siginfo=None, flags=0, /)\n"
"--\n"
"\n"
"Send a signal to a process referred to by a pid file descriptor.");
#define SIGNAL_PIDFD_SEND_SIGNAL_METHODDEF \
{"pidfd_send_signal", _PyCFunction_CAST(signal_pidfd_send_signal), METH_FASTCALL, signal_pidfd_send_signal__doc__},
static PyObject *
signal_pidfd_send_signal_impl(PyObject *module, int pidfd, int signalnum,
PyObject *siginfo, int flags);
static PyObject *
signal_pidfd_send_signal(PyObject *module, PyObject *const *args, Py_ssize_t nargs)
{
PyObject *return_value = NULL;
int pidfd;
int signalnum;
PyObject *siginfo = Py_None;
int flags = 0;
if (!_PyArg_CheckPositional("pidfd_send_signal", nargs, 2, 4)) {
goto exit;
}
pidfd = _PyLong_AsInt(args[0]);
if (pidfd == -1 && PyErr_Occurred()) {
goto exit;
}
signalnum = _PyLong_AsInt(args[1]);
if (signalnum == -1 && PyErr_Occurred()) {
goto exit;
}
if (nargs < 3) {
goto skip_optional;
}
siginfo = args[2];
if (nargs < 4) {
goto skip_optional;
}
flags = _PyLong_AsInt(args[3]);
if (flags == -1 && PyErr_Occurred()) {
goto exit;
}
skip_optional:
return_value = signal_pidfd_send_signal_impl(module, pidfd, signalnum, siginfo, flags);
exit:
return return_value;
}
#endif /* (defined(__linux__) && defined(__NR_pidfd_send_signal)) */
#ifndef SIGNAL_ALARM_METHODDEF
#define SIGNAL_ALARM_METHODDEF
#endif /* !defined(SIGNAL_ALARM_METHODDEF) */
#ifndef SIGNAL_PAUSE_METHODDEF
#define SIGNAL_PAUSE_METHODDEF
#endif /* !defined(SIGNAL_PAUSE_METHODDEF) */
#ifndef SIGNAL_SIGINTERRUPT_METHODDEF
#define SIGNAL_SIGINTERRUPT_METHODDEF
#endif /* !defined(SIGNAL_SIGINTERRUPT_METHODDEF) */
#ifndef SIGNAL_SETITIMER_METHODDEF
#define SIGNAL_SETITIMER_METHODDEF
#endif /* !defined(SIGNAL_SETITIMER_METHODDEF) */
#ifndef SIGNAL_GETITIMER_METHODDEF
#define SIGNAL_GETITIMER_METHODDEF
#endif /* !defined(SIGNAL_GETITIMER_METHODDEF) */
#ifndef SIGNAL_PTHREAD_SIGMASK_METHODDEF
#define SIGNAL_PTHREAD_SIGMASK_METHODDEF
#endif /* !defined(SIGNAL_PTHREAD_SIGMASK_METHODDEF) */
#ifndef SIGNAL_SIGPENDING_METHODDEF
#define SIGNAL_SIGPENDING_METHODDEF
#endif /* !defined(SIGNAL_SIGPENDING_METHODDEF) */
#ifndef SIGNAL_SIGWAIT_METHODDEF
#define SIGNAL_SIGWAIT_METHODDEF
#endif /* !defined(SIGNAL_SIGWAIT_METHODDEF) */
#ifndef SIGNAL_VALID_SIGNALS_METHODDEF
#define SIGNAL_VALID_SIGNALS_METHODDEF
#endif /* !defined(SIGNAL_VALID_SIGNALS_METHODDEF) */
#ifndef SIGNAL_SIGWAITINFO_METHODDEF
#define SIGNAL_SIGWAITINFO_METHODDEF
#endif /* !defined(SIGNAL_SIGWAITINFO_METHODDEF) */
#ifndef SIGNAL_SIGTIMEDWAIT_METHODDEF
#define SIGNAL_SIGTIMEDWAIT_METHODDEF
#endif /* !defined(SIGNAL_SIGTIMEDWAIT_METHODDEF) */
#ifndef SIGNAL_PTHREAD_KILL_METHODDEF
#define SIGNAL_PTHREAD_KILL_METHODDEF
#endif /* !defined(SIGNAL_PTHREAD_KILL_METHODDEF) */
#ifndef SIGNAL_PIDFD_SEND_SIGNAL_METHODDEF
#define SIGNAL_PIDFD_SEND_SIGNAL_METHODDEF
#endif /* !defined(SIGNAL_PIDFD_SEND_SIGNAL_METHODDEF) */
/*[clinic end generated code: output=f2a3321b32b0637c input=a9049054013a1b77]*/
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