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98afa68d93
These are just a few particularly egregious cases that were hard to read and write, and error prone because of many similar adjacent types. Discussion: https://www.postgresql.org/message-id/flat/4c9f01be-9245-2148-b569-61a8562ef190%402ndquadrant.com
131 lines
2.4 KiB
C
131 lines
2.4 KiB
C
/*
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* the PLyPlan class
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*
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* src/pl/plpython/plpy_planobject.c
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*/
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#include "postgres.h"
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#include "plpython.h"
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#include "plpy_planobject.h"
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#include "plpy_cursorobject.h"
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#include "plpy_elog.h"
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#include "plpy_spi.h"
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#include "utils/memutils.h"
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static void PLy_plan_dealloc(PyObject *arg);
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static PyObject *PLy_plan_cursor(PyObject *self, PyObject *args);
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static PyObject *PLy_plan_execute(PyObject *self, PyObject *args);
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static PyObject *PLy_plan_status(PyObject *self, PyObject *args);
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static char PLy_plan_doc[] = {
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"Store a PostgreSQL plan"
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};
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static PyMethodDef PLy_plan_methods[] = {
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{"cursor", PLy_plan_cursor, METH_VARARGS, NULL},
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{"execute", PLy_plan_execute, METH_VARARGS, NULL},
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{"status", PLy_plan_status, METH_VARARGS, NULL},
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{NULL, NULL, 0, NULL}
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};
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static PyTypeObject PLy_PlanType = {
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PyVarObject_HEAD_INIT(NULL, 0)
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.tp_name = "PLyPlan",
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.tp_basicsize = sizeof(PLyPlanObject),
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.tp_dealloc = PLy_plan_dealloc,
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.tp_flags = Py_TPFLAGS_DEFAULT | Py_TPFLAGS_BASETYPE,
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.tp_doc = PLy_plan_doc,
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.tp_methods = PLy_plan_methods,
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};
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void
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PLy_plan_init_type(void)
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{
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if (PyType_Ready(&PLy_PlanType) < 0)
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elog(ERROR, "could not initialize PLy_PlanType");
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}
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PyObject *
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PLy_plan_new(void)
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{
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PLyPlanObject *ob;
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if ((ob = PyObject_New(PLyPlanObject, &PLy_PlanType)) == NULL)
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return NULL;
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ob->plan = NULL;
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ob->nargs = 0;
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ob->types = NULL;
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ob->values = NULL;
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ob->args = NULL;
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ob->mcxt = NULL;
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return (PyObject *) ob;
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}
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bool
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is_PLyPlanObject(PyObject *ob)
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{
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return ob->ob_type == &PLy_PlanType;
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}
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static void
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PLy_plan_dealloc(PyObject *arg)
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{
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PLyPlanObject *ob = (PLyPlanObject *) arg;
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if (ob->plan)
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{
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SPI_freeplan(ob->plan);
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ob->plan = NULL;
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}
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if (ob->mcxt)
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{
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MemoryContextDelete(ob->mcxt);
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ob->mcxt = NULL;
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}
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arg->ob_type->tp_free(arg);
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}
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static PyObject *
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PLy_plan_cursor(PyObject *self, PyObject *args)
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{
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PyObject *planargs = NULL;
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if (!PyArg_ParseTuple(args, "|O", &planargs))
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return NULL;
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return PLy_cursor_plan(self, planargs);
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}
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static PyObject *
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PLy_plan_execute(PyObject *self, PyObject *args)
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{
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PyObject *list = NULL;
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long limit = 0;
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if (!PyArg_ParseTuple(args, "|Ol", &list, &limit))
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return NULL;
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return PLy_spi_execute_plan(self, list, limit);
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}
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static PyObject *
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PLy_plan_status(PyObject *self, PyObject *args)
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{
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if (PyArg_ParseTuple(args, ":status"))
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{
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Py_INCREF(Py_True);
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return Py_True;
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/* return PyInt_FromLong(self->status); */
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}
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return NULL;
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}
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