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Data Structures | Typedefs | Functions | Variables

plpy_main.h File Reference

#include "plpy_procedure.h"

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Data Structures

struct PLyExecutionContext

Typedefs

typedef struct PLyExecutionContext PLyExecutionContext

Functions

PLyExecutionContext * PLy_current_execution_context (void)

MemoryContext PLy_get_scratch_context (PLyExecutionContext *context)

Variables

PyObject * PLy_interp_globals

Typedef Documentation

◆ PLyExecutionContext

typedef struct PLyExecutionContext PLyExecutionContext

Function Documentation

◆ PLy_current_execution_context()

PLyExecutionContext * PLy_current_execution_context ( void )

Definition at line 391 of file plpy_main.c.

392{

393 if (PLy_execution_contexts == NULL)

394 elog(ERROR, "no Python function is currently executing");

395

396 return PLy_execution_contexts;

397}

ERROR

#define ERROR

Definition: elog.h:39

elog

#define elog(elevel,...)

Definition: elog.h:226

PLy_execution_contexts

static PLyExecutionContext * PLy_execution_contexts

Definition: plpy_main.c:58

References elog, ERROR, and PLy_execution_contexts.

Referenced by plpython_return_error_callback(), plpython_trigger_error_callback(), PLy_commit(), PLy_cursor_fetch(), PLy_cursor_iternext(), PLy_cursor_plan(), PLy_cursor_query(), PLy_input_convert(), PLy_input_from_tuple(), PLy_rollback(), PLy_spi_execute_fetch_result(), PLy_spi_execute_plan(), PLy_spi_execute_query(), PLy_spi_prepare(), PLy_traceback(), PLyDict_FromComposite(), and PLyObject_ToComposite().

◆ PLy_get_scratch_context()

MemoryContext PLy_get_scratch_context ( PLyExecutionContext * context )

Definition at line 400 of file plpy_main.c.

401{

402 /*

403 * A scratch context might never be needed in a given plpython procedure,

404 * so allocate it on first request.

405 */

406 if (context->scratch_ctx == NULL)

407 context->scratch_ctx =

408 AllocSetContextCreate(TopTransactionContext,

409 "PL/Python scratch context",

410 ALLOCSET_DEFAULT_SIZES);

411 return context->scratch_ctx;

412}

TopTransactionContext

MemoryContext TopTransactionContext

Definition: mcxt.c:171

AllocSetContextCreate

#define AllocSetContextCreate

Definition: memutils.h:129

ALLOCSET_DEFAULT_SIZES

#define ALLOCSET_DEFAULT_SIZES

Definition: memutils.h:160

PLyExecutionContext::scratch_ctx

MemoryContext scratch_ctx

Definition: plpy_main.h:21

References ALLOCSET_DEFAULT_SIZES, AllocSetContextCreate, PLyExecutionContext::scratch_ctx, and TopTransactionContext.

Referenced by PLy_input_convert(), and PLy_input_from_tuple().

Variable Documentation

◆ PLy_interp_globals

PyObject* PLy_interp_globals

extern

Definition at line 55 of file plpy_main.c.

Referenced by PLy_init_interp(), and PLy_procedure_compile().