diff options
| -rw-r--r-- | Modules/_io/clinic/iobase.c.h | 102 | ||||
| -rw-r--r-- | Modules/_io/iobase.c | 55 |
2 files changed, 135 insertions, 22 deletions
diff --git a/Modules/_io/clinic/iobase.c.h b/Modules/_io/clinic/iobase.c.h index 01c035d..7273988 100644 --- a/Modules/_io/clinic/iobase.c.h +++ b/Modules/_io/clinic/iobase.c.h @@ -8,6 +8,59 @@ preserve #endif +PyDoc_STRVAR(_io__IOBase_seek__doc__, +"seek($self, /, *args)\n" +"--\n" +"\n" +"Change the stream position to the given byte offset.\n" +"\n" +"The offset is interpreted relative to the position indicated by whence.\n" +"Values for whence are:\n" +"\n" +"* 0 -- start of stream (the default); offset should be zero or positive\n" +"* 1 -- current stream position; offset may be negative\n" +"* 2 -- end of stream; offset is usually negative\n" +"\n" +"Return the new absolute position."); + +#define _IO__IOBASE_SEEK_METHODDEF \ + {"seek", _PyCFunction_CAST(_io__IOBase_seek), METH_METHOD|METH_FASTCALL|METH_KEYWORDS, _io__IOBase_seek__doc__}, + +static PyObject * +_io__IOBase_seek_impl(PyObject *self, PyTypeObject *cls, PyObject *args); + +static PyObject * +_io__IOBase_seek(PyObject *self, PyTypeObject *cls, PyObject *const *args, Py_ssize_t nargs, PyObject *kwnames) +{ + PyObject *return_value = NULL; + #if defined(Py_BUILD_CORE) && !defined(Py_BUILD_CORE_MODULE) + # define KWTUPLE (PyObject *)&_Py_SINGLETON(tuple_empty) + #else + # define KWTUPLE NULL + #endif + + static const char * const _keywords[] = { NULL}; + static _PyArg_Parser _parser = { + .keywords = _keywords, + .fname = "seek", + .kwtuple = KWTUPLE, + }; + #undef KWTUPLE + PyObject *argsbuf[1]; + PyObject *__clinic_args = NULL; + + args = _PyArg_UnpackKeywordsWithVararg(args, nargs, NULL, kwnames, &_parser, 0, 0, 0, 0, argsbuf); + if (!args) { + goto exit; + } + __clinic_args = args[0]; + return_value = _io__IOBase_seek_impl(self, cls, __clinic_args); + +exit: + Py_XDECREF(__clinic_args); + return return_value; +} + PyDoc_STRVAR(_io__IOBase_tell__doc__, "tell($self, /)\n" "--\n" @@ -26,6 +79,53 @@ _io__IOBase_tell(PyObject *self, PyObject *Py_UNUSED(ignored)) return _io__IOBase_tell_impl(self); } +PyDoc_STRVAR(_io__IOBase_truncate__doc__, +"truncate($self, /, *args)\n" +"--\n" +"\n" +"Truncate file to size bytes.\n" +"\n" +"File pointer is left unchanged. Size defaults to the current IO position\n" +"as reported by tell(). Return the new size."); + +#define _IO__IOBASE_TRUNCATE_METHODDEF \ + {"truncate", _PyCFunction_CAST(_io__IOBase_truncate), METH_METHOD|METH_FASTCALL|METH_KEYWORDS, _io__IOBase_truncate__doc__}, + +static PyObject * +_io__IOBase_truncate_impl(PyObject *self, PyTypeObject *cls, PyObject *args); + +static PyObject * +_io__IOBase_truncate(PyObject *self, PyTypeObject *cls, PyObject *const *args, Py_ssize_t nargs, PyObject *kwnames) +{ + PyObject *return_value = NULL; + #if defined(Py_BUILD_CORE) && !defined(Py_BUILD_CORE_MODULE) + # define KWTUPLE (PyObject *)&_Py_SINGLETON(tuple_empty) + #else + # define KWTUPLE NULL + #endif + + static const char * const _keywords[] = { NULL}; + static _PyArg_Parser _parser = { + .keywords = _keywords, + .fname = "truncate", + .kwtuple = KWTUPLE, + }; + #undef KWTUPLE + PyObject *argsbuf[1]; + PyObject *__clinic_args = NULL; + + args = _PyArg_UnpackKeywordsWithVararg(args, nargs, NULL, kwnames, &_parser, 0, 0, 0, 0, argsbuf); + if (!args) { + goto exit; + } + __clinic_args = args[0]; + return_value = _io__IOBase_truncate_impl(self, cls, __clinic_args); + +exit: + Py_XDECREF(__clinic_args); + return return_value; +} + PyDoc_STRVAR(_io__IOBase_flush__doc__, "flush($self, /)\n" "--\n" @@ -316,4 +416,4 @@ _io__RawIOBase_readall(PyObject *self, PyObject *Py_UNUSED(ignored)) { return _io__RawIOBase_readall_impl(self); } -/*[clinic end generated code: output=b7246a2087eb966b input=a9049054013a1b77]*/ +/*[clinic end generated code: output=b6d4845254da1da2 input=a9049054013a1b77]*/ diff --git a/Modules/_io/iobase.c b/Modules/_io/iobase.c index ca13866..a74e46c 100644 --- a/Modules/_io/iobase.c +++ b/Modules/_io/iobase.c @@ -79,21 +79,27 @@ iobase_unsupported(_PyIO_State *state, const char *message) /* Positioning */ -PyDoc_STRVAR(iobase_seek_doc, - "Change stream position.\n" - "\n" - "Change the stream position to the given byte offset. The offset is\n" - "interpreted relative to the position indicated by whence. Values\n" - "for whence are:\n" - "\n" - "* 0 -- start of stream (the default); offset should be zero or positive\n" - "* 1 -- current stream position; offset may be negative\n" - "* 2 -- end of stream; offset is usually negative\n" - "\n" - "Return the new absolute position."); +/*[clinic input] +_io._IOBase.seek + cls: defining_class + / + *args: object + +Change the stream position to the given byte offset. + +The offset is interpreted relative to the position indicated by whence. +Values for whence are: + +* 0 -- start of stream (the default); offset should be zero or positive +* 1 -- current stream position; offset may be negative +* 2 -- end of stream; offset is usually negative + +Return the new absolute position. +[clinic start generated code]*/ static PyObject * -iobase_seek(PyObject *self, PyObject *args) +_io__IOBase_seek_impl(PyObject *self, PyTypeObject *cls, PyObject *args) +/*[clinic end generated code: output=1dd694ac9de260fa input=ebb5476eb22fc5d4]*/ { _PyIO_State *state = IO_STATE(); return iobase_unsupported(state, "seek"); @@ -112,14 +118,21 @@ _io__IOBase_tell_impl(PyObject *self) return _PyObject_CallMethod(self, &_Py_ID(seek), "ii", 0, 1); } -PyDoc_STRVAR(iobase_truncate_doc, - "Truncate file to size bytes.\n" - "\n" - "File pointer is left unchanged. Size defaults to the current IO\n" - "position as reported by tell(). Returns the new size."); +/*[clinic input] +_io._IOBase.truncate + cls: defining_class + / + *args: object + +Truncate file to size bytes. + +File pointer is left unchanged. Size defaults to the current IO position +as reported by tell(). Return the new size. +[clinic start generated code]*/ static PyObject * -iobase_truncate(PyObject *self, PyObject *args) +_io__IOBase_truncate_impl(PyObject *self, PyTypeObject *cls, PyObject *args) +/*[clinic end generated code: output=b7eed4649cbe22c1 input=ad90582a1d8b5cc9]*/ { _PyIO_State *state = IO_STATE(); return iobase_unsupported(state, "truncate"); @@ -809,9 +822,9 @@ _io__IOBase_writelines(PyObject *self, PyObject *lines) #include "clinic/iobase.c.h" static PyMethodDef iobase_methods[] = { - {"seek", iobase_seek, METH_VARARGS, iobase_seek_doc}, + _IO__IOBASE_SEEK_METHODDEF _IO__IOBASE_TELL_METHODDEF - {"truncate", iobase_truncate, METH_VARARGS, iobase_truncate_doc}, + _IO__IOBASE_TRUNCATE_METHODDEF _IO__IOBASE_FLUSH_METHODDEF _IO__IOBASE_CLOSE_METHODDEF |