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comparison Python/sysmodule.c @ 57175:fdd6484f1210

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Merge in the new GIL.
author Antoine Pitrou <solipsis@pitrou.net>
date Tue, 10 Nov 2009 19:50:40 +0000
parents 4d38e51e7cdc
children b1a775aa0710
comparison
equal deleted inserted replaced
57172:6d91aaadddd0 57175:fdd6484f1210
446 \n\ 446 \n\
447 Return the profiling function set with sys.setprofile.\n\ 447 Return the profiling function set with sys.setprofile.\n\
448 See the profiler chapter in the library manual." 448 See the profiler chapter in the library manual."
449 ); 449 );
450 450
451 /* TODO: deprecate */
452 static int _check_interval = 100;
453
451 static PyObject * 454 static PyObject *
452 sys_setcheckinterval(PyObject *self, PyObject *args) 455 sys_setcheckinterval(PyObject *self, PyObject *args)
453 { 456 {
454 if (!PyArg_ParseTuple(args, "i:setcheckinterval", &_Py_CheckInterval)) 457 if (PyErr_WarnEx(PyExc_DeprecationWarning,
458 "sys.getcheckinterval() and sys.setcheckinterval() "
459 "are deprecated. Use sys.setswitchinterval() "
460 "instead.", 1) < 0)
461 return NULL;
462 if (!PyArg_ParseTuple(args, "i:setcheckinterval", &_check_interval))
455 return NULL; 463 return NULL;
456 Py_INCREF(Py_None); 464 Py_INCREF(Py_None);
457 return Py_None; 465 return Py_None;
458 } 466 }
459 467
465 ); 473 );
466 474
467 static PyObject * 475 static PyObject *
468 sys_getcheckinterval(PyObject *self, PyObject *args) 476 sys_getcheckinterval(PyObject *self, PyObject *args)
469 { 477 {
470 return PyLong_FromLong(_Py_CheckInterval); 478 if (PyErr_WarnEx(PyExc_DeprecationWarning,
479 "sys.getcheckinterval() and sys.setcheckinterval() "
480 "are deprecated. Use sys.getswitchinterval() "
481 "instead.", 1) < 0)
482 return NULL;
483 return PyLong_FromLong(_check_interval);
471 } 484 }
472 485
473 PyDoc_STRVAR(getcheckinterval_doc, 486 PyDoc_STRVAR(getcheckinterval_doc,
474 "getcheckinterval() -> current check interval; see setcheckinterval()." 487 "getcheckinterval() -> current check interval; see setcheckinterval()."
475 ); 488 );
489
490 #ifdef WITH_THREAD
491 static PyObject *
492 sys_setswitchinterval(PyObject *self, PyObject *args)
493 {
494 double d;
495 if (!PyArg_ParseTuple(args, "d:setswitchinterval", &d))
496 return NULL;
497 if (d <= 0.0) {
498 PyErr_SetString(PyExc_ValueError,
499 "switch interval must be strictly positive");
500 return NULL;
501 }
502 _PyEval_SetSwitchInterval((unsigned long) (1e6 * d));
503 Py_INCREF(Py_None);
504 return Py_None;
505 }
506
507 PyDoc_STRVAR(setswitchinterval_doc,
508 "setswitchinterval(n)\n\
509 \n\
510 Set the ideal thread switching delay inside the Python interpreter\n\
511 The actual frequency of switching threads can be lower if the\n\
512 interpreter executes long sequences of uninterruptible code\n\
513 (this is implementation-specific and workload-dependent).\n\
514 \n\
515 The parameter must represent the desired switching delay in seconds\n\
516 A typical value is 0.005 (5 milliseconds)."
517 );
518
519 static PyObject *
520 sys_getswitchinterval(PyObject *self, PyObject *args)
521 {
522 return PyFloat_FromDouble(1e-6 * _PyEval_GetSwitchInterval());
523 }
524
525 PyDoc_STRVAR(getswitchinterval_doc,
526 "getswitchinterval() -> current thread switch interval; see setswitchinterval()."
527 );
528
529 #endif /* WITH_THREAD */
476 530
477 #ifdef WITH_TSC 531 #ifdef WITH_TSC
478 static PyObject * 532 static PyObject *
479 sys_settscdump(PyObject *self, PyObject *args) 533 sys_settscdump(PyObject *self, PyObject *args)
480 { 534 {
893 setfilesystemencoding_doc}, 947 setfilesystemencoding_doc},
894 {"setcheckinterval", sys_setcheckinterval, METH_VARARGS, 948 {"setcheckinterval", sys_setcheckinterval, METH_VARARGS,
895 setcheckinterval_doc}, 949 setcheckinterval_doc},
896 {"getcheckinterval", sys_getcheckinterval, METH_NOARGS, 950 {"getcheckinterval", sys_getcheckinterval, METH_NOARGS,
897 getcheckinterval_doc}, 951 getcheckinterval_doc},
952 #ifdef WITH_THREAD
953 {"setswitchinterval", sys_setswitchinterval, METH_VARARGS,
954 setswitchinterval_doc},
955 {"getswitchinterval", sys_getswitchinterval, METH_NOARGS,
956 getswitchinterval_doc},
957 #endif
898 #ifdef HAVE_DLOPEN 958 #ifdef HAVE_DLOPEN
899 {"setdlopenflags", sys_setdlopenflags, METH_VARARGS, 959 {"setdlopenflags", sys_setdlopenflags, METH_VARARGS,
900 setdlopenflags_doc}, 960 setdlopenflags_doc},
901 #endif 961 #endif
902 {"setprofile", sys_setprofile, METH_O, setprofile_doc}, 962 {"setprofile", sys_setprofile, METH_O, setprofile_doc},