mirror of
https://github.com/psycopg/psycopg2.git
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e1266d52cd
Also more return values checked for values < 0 for errors, instead of checking == 0 and leaving the positive side unchecked
76 lines
3.5 KiB
C
76 lines
3.5 KiB
C
/* pqpath.h - definitions for pqpath.c
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*
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* Copyright (C) 2003-2010 Federico Di Gregorio <fog@debian.org>
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*
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* This file is part of psycopg.
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*
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* psycopg2 is free software: you can redistribute it and/or modify it
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* under the terms of the GNU Lesser General Public License as published
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* by the Free Software Foundation, either version 3 of the License, or
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* (at your option) any later version.
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*
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* In addition, as a special exception, the copyright holders give
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* permission to link this program with the OpenSSL library (or with
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* modified versions of OpenSSL that use the same license as OpenSSL),
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* and distribute linked combinations including the two.
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*
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* You must obey the GNU Lesser General Public License in all respects for
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* all of the code used other than OpenSSL.
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*
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* psycopg2 is distributed in the hope that it will be useful, but WITHOUT
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* ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
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* FITNESS FOR A PARTICULAR PURPOSE. See the GNU Lesser General Public
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* License for more details.
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*/
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#ifndef PSYCOPG_PQPATH_H
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#define PSYCOPG_PQPATH_H 1
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#include "psycopg/cursor.h"
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#include "psycopg/connection.h"
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/* macros to clean the pg result */
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#define IFCLEARPGRES(pgres) if (pgres) {PQclear(pgres); pgres = NULL;}
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#define CLEARPGRES(pgres) PQclear(pgres); pgres = NULL
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/* exported functions */
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HIDDEN PGresult *pq_get_last_result(connectionObject *conn);
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RAISES_NEG HIDDEN int pq_fetch(cursorObject *curs);
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RAISES_NEG HIDDEN int pq_execute(cursorObject *curs, const char *query, int async);
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HIDDEN int pq_send_query(connectionObject *conn, const char *query);
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HIDDEN int pq_begin_locked(connectionObject *conn, PGresult **pgres,
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char **error, PyThreadState **tstate);
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HIDDEN int pq_commit(connectionObject *conn);
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RAISES_NEG HIDDEN int pq_abort_locked(connectionObject *conn, PGresult **pgres,
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char **error, PyThreadState **tstate);
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RAISES_NEG HIDDEN int pq_abort(connectionObject *conn);
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HIDDEN int pq_reset_locked(connectionObject *conn, PGresult **pgres,
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char **error, PyThreadState **tstate);
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RAISES_NEG HIDDEN int pq_reset(connectionObject *conn);
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HIDDEN char *pq_get_guc_locked(connectionObject *conn, const char *param,
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PGresult **pgres,
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char **error, PyThreadState **tstate);
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HIDDEN int pq_set_guc_locked(connectionObject *conn, const char *param,
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const char *value, PGresult **pgres,
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char **error, PyThreadState **tstate);
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HIDDEN int pq_tpc_command_locked(connectionObject *conn,
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const char *cmd, const char *tid,
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PGresult **pgres, char **error,
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PyThreadState **tstate);
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HIDDEN int pq_is_busy(connectionObject *conn);
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HIDDEN int pq_is_busy_locked(connectionObject *conn);
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HIDDEN int pq_flush(connectionObject *conn);
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HIDDEN void pq_clear_async(connectionObject *conn);
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RAISES_NEG HIDDEN int pq_set_non_blocking(connectionObject *conn, int arg);
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HIDDEN void pq_set_critical(connectionObject *conn, const char *msg);
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HIDDEN int pq_execute_command_locked(connectionObject *conn,
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const char *query,
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PGresult **pgres, char **error,
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PyThreadState **tstate);
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RAISES HIDDEN void pq_complete_error(connectionObject *conn, PGresult **pgres,
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char **error);
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#endif /* !defined(PSYCOPG_PQPATH_H) */
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