diff options
| -rw-r--r-- | Modules/_sqlite/clinic/cursor.c.h | 259 | ||||
| -rw-r--r-- | Modules/_sqlite/cursor.c | 198 | ||||
| -rw-r--r-- | Modules/_sqlite/cursor.h | 7 |
3 files changed, 396 insertions, 68 deletions
diff --git a/Modules/_sqlite/clinic/cursor.c.h b/Modules/_sqlite/clinic/cursor.c.h new file mode 100644 index 0000000..d5cf0a5 --- /dev/null +++ b/Modules/_sqlite/clinic/cursor.c.h @@ -0,0 +1,259 @@ +/*[clinic input] +preserve +[clinic start generated code]*/ + +static int +pysqlite_cursor_init_impl(pysqlite_Cursor *self, + pysqlite_Connection *connection); + +static int +pysqlite_cursor_init(PyObject *self, PyObject *args, PyObject *kwargs) +{ + int return_value = -1; + pysqlite_Connection *connection; + + if (Py_IS_TYPE(self, pysqlite_CursorType) && + !_PyArg_NoKeywords("Cursor", kwargs)) { + goto exit; + } + if (!_PyArg_CheckPositional("Cursor", PyTuple_GET_SIZE(args), 1, 1)) { + goto exit; + } + if (!PyObject_TypeCheck(PyTuple_GET_ITEM(args, 0), pysqlite_ConnectionType)) { + _PyArg_BadArgument("Cursor", "argument 1", (pysqlite_ConnectionType)->tp_name, PyTuple_GET_ITEM(args, 0)); + goto exit; + } + connection = (pysqlite_Connection *)PyTuple_GET_ITEM(args, 0); + return_value = pysqlite_cursor_init_impl((pysqlite_Cursor *)self, connection); + +exit: + return return_value; +} + +PyDoc_STRVAR(pysqlite_cursor_execute__doc__, +"execute($self, sql, parameters=(), /)\n" +"--\n" +"\n" +"Executes a SQL statement."); + +#define PYSQLITE_CURSOR_EXECUTE_METHODDEF \ + {"execute", (PyCFunction)(void(*)(void))pysqlite_cursor_execute, METH_FASTCALL, pysqlite_cursor_execute__doc__}, + +static PyObject * +pysqlite_cursor_execute_impl(pysqlite_Cursor *self, PyObject *sql, + PyObject *parameters); + +static PyObject * +pysqlite_cursor_execute(pysqlite_Cursor *self, PyObject *const *args, Py_ssize_t nargs) +{ + PyObject *return_value = NULL; + PyObject *sql; + PyObject *parameters = NULL; + + if (!_PyArg_CheckPositional("execute", nargs, 1, 2)) { + goto exit; + } + if (!PyUnicode_Check(args[0])) { + _PyArg_BadArgument("execute", "argument 1", "str", args[0]); + goto exit; + } + if (PyUnicode_READY(args[0]) == -1) { + goto exit; + } + sql = args[0]; + if (nargs < 2) { + goto skip_optional; + } + parameters = args[1]; +skip_optional: + return_value = pysqlite_cursor_execute_impl(self, sql, parameters); + +exit: + return return_value; +} + +PyDoc_STRVAR(pysqlite_cursor_executemany__doc__, +"executemany($self, sql, seq_of_parameters, /)\n" +"--\n" +"\n" +"Repeatedly executes a SQL statement."); + +#define PYSQLITE_CURSOR_EXECUTEMANY_METHODDEF \ + {"executemany", (PyCFunction)(void(*)(void))pysqlite_cursor_executemany, METH_FASTCALL, pysqlite_cursor_executemany__doc__}, + +static PyObject * +pysqlite_cursor_executemany_impl(pysqlite_Cursor *self, PyObject *sql, + PyObject *seq_of_parameters); + +static PyObject * +pysqlite_cursor_executemany(pysqlite_Cursor *self, PyObject *const *args, Py_ssize_t nargs) +{ + PyObject *return_value = NULL; + PyObject *sql; + PyObject *seq_of_parameters; + + if (!_PyArg_CheckPositional("executemany", nargs, 2, 2)) { + goto exit; + } + if (!PyUnicode_Check(args[0])) { + _PyArg_BadArgument("executemany", "argument 1", "str", args[0]); + goto exit; + } + if (PyUnicode_READY(args[0]) == -1) { + goto exit; + } + sql = args[0]; + seq_of_parameters = args[1]; + return_value = pysqlite_cursor_executemany_impl(self, sql, seq_of_parameters); + +exit: + return return_value; +} + +PyDoc_STRVAR(pysqlite_cursor_executescript__doc__, +"executescript($self, sql_script, /)\n" +"--\n" +"\n" +"Executes a multiple SQL statements at once. Non-standard."); + +#define PYSQLITE_CURSOR_EXECUTESCRIPT_METHODDEF \ + {"executescript", (PyCFunction)pysqlite_cursor_executescript, METH_O, pysqlite_cursor_executescript__doc__}, + +PyDoc_STRVAR(pysqlite_cursor_fetchone__doc__, +"fetchone($self, /)\n" +"--\n" +"\n" +"Fetches one row from the resultset."); + +#define PYSQLITE_CURSOR_FETCHONE_METHODDEF \ + {"fetchone", (PyCFunction)pysqlite_cursor_fetchone, METH_NOARGS, pysqlite_cursor_fetchone__doc__}, + +static PyObject * +pysqlite_cursor_fetchone_impl(pysqlite_Cursor *self); + +static PyObject * +pysqlite_cursor_fetchone(pysqlite_Cursor *self, PyObject *Py_UNUSED(ignored)) +{ + return pysqlite_cursor_fetchone_impl(self); +} + +PyDoc_STRVAR(pysqlite_cursor_fetchmany__doc__, +"fetchmany($self, /, size=cursor.arraysize)\n" +"--\n" +"\n" +"Fetches several rows from the resultset."); + +#define PYSQLITE_CURSOR_FETCHMANY_METHODDEF \ + {"fetchmany", (PyCFunction)(void(*)(void))pysqlite_cursor_fetchmany, METH_FASTCALL|METH_KEYWORDS, pysqlite_cursor_fetchmany__doc__}, + +static PyObject * +pysqlite_cursor_fetchmany_impl(pysqlite_Cursor *self, int maxrows); + +static PyObject * +pysqlite_cursor_fetchmany(pysqlite_Cursor *self, PyObject *const *args, Py_ssize_t nargs, PyObject *kwnames) +{ + PyObject *return_value = NULL; + static const char * const _keywords[] = {"size", NULL}; + static _PyArg_Parser _parser = {NULL, _keywords, "fetchmany", 0}; + PyObject *argsbuf[1]; + Py_ssize_t noptargs = nargs + (kwnames ? PyTuple_GET_SIZE(kwnames) : 0) - 0; + int maxrows = self->arraysize; + + args = _PyArg_UnpackKeywords(args, nargs, NULL, kwnames, &_parser, 0, 1, 0, argsbuf); + if (!args) { + goto exit; + } + if (!noptargs) { + goto skip_optional_pos; + } + maxrows = _PyLong_AsInt(args[0]); + if (maxrows == -1 && PyErr_Occurred()) { + goto exit; + } +skip_optional_pos: + return_value = pysqlite_cursor_fetchmany_impl(self, maxrows); + +exit: + return return_value; +} + +PyDoc_STRVAR(pysqlite_cursor_fetchall__doc__, +"fetchall($self, /)\n" +"--\n" +"\n" +"Fetches all rows from the resultset."); + +#define PYSQLITE_CURSOR_FETCHALL_METHODDEF \ + {"fetchall", (PyCFunction)pysqlite_cursor_fetchall, METH_NOARGS, pysqlite_cursor_fetchall__doc__}, + +static PyObject * +pysqlite_cursor_fetchall_impl(pysqlite_Cursor *self); + +static PyObject * +pysqlite_cursor_fetchall(pysqlite_Cursor *self, PyObject *Py_UNUSED(ignored)) +{ + return pysqlite_cursor_fetchall_impl(self); +} + +PyDoc_STRVAR(pysqlite_cursor_setinputsizes__doc__, +"setinputsizes($self, sizes, /)\n" +"--\n" +"\n" +"Required by DB-API. Does nothing in pysqlite."); + +#define PYSQLITE_CURSOR_SETINPUTSIZES_METHODDEF \ + {"setinputsizes", (PyCFunction)pysqlite_cursor_setinputsizes, METH_O, pysqlite_cursor_setinputsizes__doc__}, + +PyDoc_STRVAR(pysqlite_cursor_setoutputsize__doc__, +"setoutputsize($self, size, column=None, /)\n" +"--\n" +"\n" +"Required by DB-API. Does nothing in pysqlite."); + +#define PYSQLITE_CURSOR_SETOUTPUTSIZE_METHODDEF \ + {"setoutputsize", (PyCFunction)(void(*)(void))pysqlite_cursor_setoutputsize, METH_FASTCALL, pysqlite_cursor_setoutputsize__doc__}, + +static PyObject * +pysqlite_cursor_setoutputsize_impl(pysqlite_Cursor *self, PyObject *size, + PyObject *column); + +static PyObject * +pysqlite_cursor_setoutputsize(pysqlite_Cursor *self, PyObject *const *args, Py_ssize_t nargs) +{ + PyObject *return_value = NULL; + PyObject *size; + PyObject *column = Py_None; + + if (!_PyArg_CheckPositional("setoutputsize", nargs, 1, 2)) { + goto exit; + } + size = args[0]; + if (nargs < 2) { + goto skip_optional; + } + column = args[1]; +skip_optional: + return_value = pysqlite_cursor_setoutputsize_impl(self, size, column); + +exit: + return return_value; +} + +PyDoc_STRVAR(pysqlite_cursor_close__doc__, +"close($self, /)\n" +"--\n" +"\n" +"Closes the cursor."); + +#define PYSQLITE_CURSOR_CLOSE_METHODDEF \ + {"close", (PyCFunction)pysqlite_cursor_close, METH_NOARGS, pysqlite_cursor_close__doc__}, + +static PyObject * +pysqlite_cursor_close_impl(pysqlite_Cursor *self); + +static PyObject * +pysqlite_cursor_close(pysqlite_Cursor *self, PyObject *Py_UNUSED(ignored)) +{ + return pysqlite_cursor_close_impl(self); +} +/*[clinic end generated code: output=11db0de4fb1951a9 input=a9049054013a1b77]*/ diff --git a/Modules/_sqlite/cursor.c b/Modules/_sqlite/cursor.c index 13385f6..296d569 100644 --- a/Modules/_sqlite/cursor.c +++ b/Modules/_sqlite/cursor.c @@ -24,20 +24,31 @@ #include "cursor.h" #include "module.h" #include "util.h" +#include "clinic/cursor.c.h" + +/*[clinic input] +module _sqlite3 +class _sqlite3.Cursor "pysqlite_Cursor *" "pysqlite_CursorType" +[clinic start generated code]*/ +/*[clinic end generated code: output=da39a3ee5e6b4b0d input=b2072d8db95411d5]*/ PyObject* pysqlite_cursor_iternext(pysqlite_Cursor* self); static const char errmsg_fetch_across_rollback[] = "Cursor needed to be reset because of commit/rollback and can no longer be fetched from."; -static int pysqlite_cursor_init(pysqlite_Cursor* self, PyObject* args, PyObject* kwargs) -{ - pysqlite_Connection* connection; +/*[clinic input] +_sqlite3.Cursor.__init__ as pysqlite_cursor_init - if (!PyArg_ParseTuple(args, "O!", pysqlite_ConnectionType, &connection)) - { - return -1; - } + connection: object(type='pysqlite_Connection *', subclass_of='pysqlite_ConnectionType') + / +[clinic start generated code]*/ + +static int +pysqlite_cursor_init_impl(pysqlite_Cursor *self, + pysqlite_Connection *connection) +/*[clinic end generated code: output=ac59dce49a809ca8 input=a8a4f75ac90999b2]*/ +{ Py_INCREF(connection); Py_XSETREF(self->connection, connection); Py_CLEAR(self->statement); @@ -367,9 +378,8 @@ static int check_cursor(pysqlite_Cursor* cur) } static PyObject * -_pysqlite_query_execute(pysqlite_Cursor* self, int multiple, PyObject* args) +_pysqlite_query_execute(pysqlite_Cursor* self, int multiple, PyObject* operation, PyObject* second_argument) { - PyObject* operation; PyObject* parameters_list = NULL; PyObject* parameters_iter = NULL; PyObject* parameters = NULL; @@ -380,7 +390,6 @@ _pysqlite_query_execute(pysqlite_Cursor* self, int multiple, PyObject* args) int numcols; PyObject* descriptor; PyObject* column_name; - PyObject* second_argument = NULL; sqlite_int64 lastrowid; if (!check_cursor(self)) { @@ -393,11 +402,6 @@ _pysqlite_query_execute(pysqlite_Cursor* self, int multiple, PyObject* args) Py_CLEAR(self->next_row); if (multiple) { - /* executemany() */ - if (!PyArg_ParseTuple(args, "UO", &operation, &second_argument)) { - goto error; - } - if (PyIter_Check(second_argument)) { /* iterator */ parameters_iter = Py_NewRef(second_argument); @@ -409,11 +413,6 @@ _pysqlite_query_execute(pysqlite_Cursor* self, int multiple, PyObject* args) } } } else { - /* execute() */ - if (!PyArg_ParseTuple(args, "U|O", &operation, &second_argument)) { - goto error; - } - parameters_list = PyList_New(0); if (!parameters_list) { goto error; @@ -610,30 +609,61 @@ error: } } -PyObject* pysqlite_cursor_execute(pysqlite_Cursor* self, PyObject* args) +/*[clinic input] +_sqlite3.Cursor.execute as pysqlite_cursor_execute + + sql: unicode + parameters: object(c_default = 'NULL') = () + / + +Executes a SQL statement. +[clinic start generated code]*/ + +static PyObject * +pysqlite_cursor_execute_impl(pysqlite_Cursor *self, PyObject *sql, + PyObject *parameters) +/*[clinic end generated code: output=d81b4655c7c0bbad input=91d7bb36f127f597]*/ { - return _pysqlite_query_execute(self, 0, args); + return _pysqlite_query_execute(self, 0, sql, parameters); } -PyObject* pysqlite_cursor_executemany(pysqlite_Cursor* self, PyObject* args) +/*[clinic input] +_sqlite3.Cursor.executemany as pysqlite_cursor_executemany + + sql: unicode + seq_of_parameters: object + / + +Repeatedly executes a SQL statement. +[clinic start generated code]*/ + +static PyObject * +pysqlite_cursor_executemany_impl(pysqlite_Cursor *self, PyObject *sql, + PyObject *seq_of_parameters) +/*[clinic end generated code: output=2c65a3c4733fb5d8 input=440707b7af87fba8]*/ { - return _pysqlite_query_execute(self, 1, args); + return _pysqlite_query_execute(self, 1, sql, seq_of_parameters); } +/*[clinic input] +_sqlite3.Cursor.executescript as pysqlite_cursor_executescript + + sql_script as script_obj: object + / + +Executes a multiple SQL statements at once. Non-standard. +[clinic start generated code]*/ + static PyObject * -pysqlite_cursor_executescript(pysqlite_Cursor* self, PyObject* args) +pysqlite_cursor_executescript(pysqlite_Cursor *self, PyObject *script_obj) +/*[clinic end generated code: output=115a8132b0f200fe input=38c6fa6de570bb9b]*/ { _Py_IDENTIFIER(commit); - PyObject* script_obj; const char* script_cstr; sqlite3_stmt* statement; int rc; PyObject* result; - if (!PyArg_ParseTuple(args, "O", &script_obj)) { - return NULL; - } - if (!check_cursor(self)) { return NULL; } @@ -769,7 +799,15 @@ PyObject* pysqlite_cursor_iternext(pysqlite_Cursor *self) return next_row; } -PyObject* pysqlite_cursor_fetchone(pysqlite_Cursor* self, PyObject* args) +/*[clinic input] +_sqlite3.Cursor.fetchone as pysqlite_cursor_fetchone + +Fetches one row from the resultset. +[clinic start generated code]*/ + +static PyObject * +pysqlite_cursor_fetchone_impl(pysqlite_Cursor *self) +/*[clinic end generated code: output=4bd2eabf5baaddb0 input=e78294ec5980fdba]*/ { PyObject* row; @@ -781,19 +819,22 @@ PyObject* pysqlite_cursor_fetchone(pysqlite_Cursor* self, PyObject* args) return row; } -PyObject* pysqlite_cursor_fetchmany(pysqlite_Cursor* self, PyObject* args, PyObject* kwargs) -{ - static char *kwlist[] = {"size", NULL}; +/*[clinic input] +_sqlite3.Cursor.fetchmany as pysqlite_cursor_fetchmany + + size as maxrows: int(c_default='self->arraysize') = cursor.arraysize +Fetches several rows from the resultset. +[clinic start generated code]*/ + +static PyObject * +pysqlite_cursor_fetchmany_impl(pysqlite_Cursor *self, int maxrows) +/*[clinic end generated code: output=a8ef31fea64d0906 input=d80ff999a7701ffb]*/ +{ PyObject* row; PyObject* list; - int maxrows = self->arraysize; int counter = 0; - if (!PyArg_ParseTupleAndKeywords(args, kwargs, "|i:fetchmany", kwlist, &maxrows)) { - return NULL; - } - list = PyList_New(0); if (!list) { return NULL; @@ -816,7 +857,15 @@ PyObject* pysqlite_cursor_fetchmany(pysqlite_Cursor* self, PyObject* args, PyObj } } -PyObject* pysqlite_cursor_fetchall(pysqlite_Cursor* self, PyObject* args) +/*[clinic input] +_sqlite3.Cursor.fetchall as pysqlite_cursor_fetchall + +Fetches all rows from the resultset. +[clinic start generated code]*/ + +static PyObject * +pysqlite_cursor_fetchall_impl(pysqlite_Cursor *self) +/*[clinic end generated code: output=d5da12aca2da4b27 input=f5d401086a8df25a]*/ { PyObject* row; PyObject* list; @@ -839,13 +888,49 @@ PyObject* pysqlite_cursor_fetchall(pysqlite_Cursor* self, PyObject* args) } } -PyObject* pysqlite_noop(pysqlite_Connection* self, PyObject* args) +/*[clinic input] +_sqlite3.Cursor.setinputsizes as pysqlite_cursor_setinputsizes + + sizes: object + / + +Required by DB-API. Does nothing in pysqlite. +[clinic start generated code]*/ + +static PyObject * +pysqlite_cursor_setinputsizes(pysqlite_Cursor *self, PyObject *sizes) +/*[clinic end generated code: output=893c817afe9d08ad input=7cffbb168663bc69]*/ +{ + Py_RETURN_NONE; +} + +/*[clinic input] +_sqlite3.Cursor.setoutputsize as pysqlite_cursor_setoutputsize + + size: object + column: object = None + / + +Required by DB-API. Does nothing in pysqlite. +[clinic start generated code]*/ + +static PyObject * +pysqlite_cursor_setoutputsize_impl(pysqlite_Cursor *self, PyObject *size, + PyObject *column) +/*[clinic end generated code: output=018d7e9129d45efe input=077b017da58b9389]*/ { - /* don't care, return None */ Py_RETURN_NONE; } -PyObject* pysqlite_cursor_close(pysqlite_Cursor* self, PyObject* args) +/*[clinic input] +_sqlite3.Cursor.close as pysqlite_cursor_close + +Closes the cursor. +[clinic start generated code]*/ + +static PyObject * +pysqlite_cursor_close_impl(pysqlite_Cursor *self) +/*[clinic end generated code: output=b6055e4ec6fe63b6 input=08b36552dbb9a986]*/ { if (!self->connection) { PyErr_SetString(pysqlite_ProgrammingError, @@ -867,24 +952,15 @@ PyObject* pysqlite_cursor_close(pysqlite_Cursor* self, PyObject* args) } static PyMethodDef cursor_methods[] = { - {"execute", (PyCFunction)pysqlite_cursor_execute, METH_VARARGS, - PyDoc_STR("Executes a SQL statement.")}, - {"executemany", (PyCFunction)pysqlite_cursor_executemany, METH_VARARGS, - PyDoc_STR("Repeatedly executes a SQL statement.")}, - {"executescript", (PyCFunction)pysqlite_cursor_executescript, METH_VARARGS, - PyDoc_STR("Executes a multiple SQL statements at once. Non-standard.")}, - {"fetchone", (PyCFunction)pysqlite_cursor_fetchone, METH_NOARGS, - PyDoc_STR("Fetches one row from the resultset.")}, - {"fetchmany", (PyCFunction)(void(*)(void))pysqlite_cursor_fetchmany, METH_VARARGS|METH_KEYWORDS, - PyDoc_STR("Fetches several rows from the resultset.")}, - {"fetchall", (PyCFunction)pysqlite_cursor_fetchall, METH_NOARGS, - PyDoc_STR("Fetches all rows from the resultset.")}, - {"close", (PyCFunction)pysqlite_cursor_close, METH_NOARGS, - PyDoc_STR("Closes the cursor.")}, - {"setinputsizes", (PyCFunction)pysqlite_noop, METH_VARARGS, - PyDoc_STR("Required by DB-API. Does nothing in pysqlite.")}, - {"setoutputsize", (PyCFunction)pysqlite_noop, METH_VARARGS, - PyDoc_STR("Required by DB-API. Does nothing in pysqlite.")}, + PYSQLITE_CURSOR_CLOSE_METHODDEF + PYSQLITE_CURSOR_EXECUTEMANY_METHODDEF + PYSQLITE_CURSOR_EXECUTESCRIPT_METHODDEF + PYSQLITE_CURSOR_EXECUTE_METHODDEF + PYSQLITE_CURSOR_FETCHALL_METHODDEF + PYSQLITE_CURSOR_FETCHMANY_METHODDEF + PYSQLITE_CURSOR_FETCHONE_METHODDEF + PYSQLITE_CURSOR_SETINPUTSIZES_METHODDEF + PYSQLITE_CURSOR_SETOUTPUTSIZE_METHODDEF {NULL, NULL} }; diff --git a/Modules/_sqlite/cursor.h b/Modules/_sqlite/cursor.h index 3e6cde1..c79e355 100644 --- a/Modules/_sqlite/cursor.h +++ b/Modules/_sqlite/cursor.h @@ -54,15 +54,8 @@ typedef struct extern PyTypeObject *pysqlite_CursorType; -PyObject* pysqlite_cursor_execute(pysqlite_Cursor* self, PyObject* args); -PyObject* pysqlite_cursor_executemany(pysqlite_Cursor* self, PyObject* args); PyObject* pysqlite_cursor_getiter(pysqlite_Cursor *self); PyObject* pysqlite_cursor_iternext(pysqlite_Cursor *self); -PyObject* pysqlite_cursor_fetchone(pysqlite_Cursor* self, PyObject* args); -PyObject* pysqlite_cursor_fetchmany(pysqlite_Cursor* self, PyObject* args, PyObject* kwargs); -PyObject* pysqlite_cursor_fetchall(pysqlite_Cursor* self, PyObject* args); -PyObject* pysqlite_noop(pysqlite_Connection* self, PyObject* args); -PyObject* pysqlite_cursor_close(pysqlite_Cursor* self, PyObject* args); int pysqlite_cursor_setup_types(PyObject *module); |