mirror of https://github.com/python/cpython
108 lines
3.2 KiB
C
108 lines
3.2 KiB
C
/*[clinic input]
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preserve
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[clinic start generated code]*/
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#if defined(Py_BUILD_CORE) && !defined(Py_BUILD_CORE_MODULE)
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# include "pycore_gc.h" // PyGC_Head
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# include "pycore_runtime.h" // _Py_ID()
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#endif
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#include "pycore_modsupport.h" // _PyArg_UnpackKeywords()
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PyDoc_STRVAR(func_new__doc__,
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"function(code, globals, name=None, argdefs=None, closure=None)\n"
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"--\n"
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"\n"
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"Create a function object.\n"
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"\n"
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" code\n"
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" a code object\n"
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" globals\n"
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" the globals dictionary\n"
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" name\n"
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" a string that overrides the name from the code object\n"
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" argdefs\n"
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" a tuple that specifies the default argument values\n"
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" closure\n"
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" a tuple that supplies the bindings for free variables");
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static PyObject *
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func_new_impl(PyTypeObject *type, PyCodeObject *code, PyObject *globals,
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PyObject *name, PyObject *defaults, PyObject *closure);
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static PyObject *
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func_new(PyTypeObject *type, PyObject *args, PyObject *kwargs)
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{
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PyObject *return_value = NULL;
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#if defined(Py_BUILD_CORE) && !defined(Py_BUILD_CORE_MODULE)
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#define NUM_KEYWORDS 5
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static struct {
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PyGC_Head _this_is_not_used;
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PyObject_VAR_HEAD
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PyObject *ob_item[NUM_KEYWORDS];
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} _kwtuple = {
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.ob_base = PyVarObject_HEAD_INIT(&PyTuple_Type, NUM_KEYWORDS)
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.ob_item = { &_Py_ID(code), &_Py_ID(globals), &_Py_ID(name), &_Py_ID(argdefs), &_Py_ID(closure), },
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};
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#undef NUM_KEYWORDS
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#define KWTUPLE (&_kwtuple.ob_base.ob_base)
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#else // !Py_BUILD_CORE
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# define KWTUPLE NULL
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#endif // !Py_BUILD_CORE
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static const char * const _keywords[] = {"code", "globals", "name", "argdefs", "closure", NULL};
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static _PyArg_Parser _parser = {
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.keywords = _keywords,
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.fname = "function",
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.kwtuple = KWTUPLE,
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};
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#undef KWTUPLE
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PyObject *argsbuf[5];
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PyObject * const *fastargs;
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Py_ssize_t nargs = PyTuple_GET_SIZE(args);
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Py_ssize_t noptargs = nargs + (kwargs ? PyDict_GET_SIZE(kwargs) : 0) - 2;
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PyCodeObject *code;
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PyObject *globals;
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PyObject *name = Py_None;
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PyObject *defaults = Py_None;
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PyObject *closure = Py_None;
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fastargs = _PyArg_UnpackKeywords(_PyTuple_CAST(args)->ob_item, nargs, kwargs, NULL, &_parser, 2, 5, 0, argsbuf);
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if (!fastargs) {
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goto exit;
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}
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if (!PyObject_TypeCheck(fastargs[0], &PyCode_Type)) {
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_PyArg_BadArgument("function", "argument 'code'", (&PyCode_Type)->tp_name, fastargs[0]);
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goto exit;
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}
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code = (PyCodeObject *)fastargs[0];
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if (!PyDict_Check(fastargs[1])) {
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_PyArg_BadArgument("function", "argument 'globals'", "dict", fastargs[1]);
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goto exit;
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}
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globals = fastargs[1];
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if (!noptargs) {
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goto skip_optional_pos;
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}
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if (fastargs[2]) {
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name = fastargs[2];
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if (!--noptargs) {
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goto skip_optional_pos;
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}
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}
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if (fastargs[3]) {
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defaults = fastargs[3];
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if (!--noptargs) {
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goto skip_optional_pos;
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}
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}
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closure = fastargs[4];
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skip_optional_pos:
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return_value = func_new_impl(type, code, globals, name, defaults, closure);
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exit:
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return return_value;
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}
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/*[clinic end generated code: output=ff7b995500d2bee6 input=a9049054013a1b77]*/
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