Line data    Source code

       1             : /******************************************************************************
       2             :  * $Id$
       3             :  *
       4             :  * Project:  OpenGIS Simple Features Reference Implementation
       5             :  * Purpose:  Private utilities for OGR/PostgreSQL driver.
       6             :  * Author:   Mateusz Loskot, mateusz@loskot.net
       7             :  *
       8             :  ******************************************************************************
       9             :  * Copyright (c) 2007, Mateusz Loskot
      10             :  *
      11             :  * Permission is hereby granted, free of charge, to any person obtaining a
      12             :  * copy of this software and associated documentation files (the "Software"),
      13             :  * to deal in the Software without restriction, including without limitation
      14             :  * the rights to use, copy, modify, merge, publish, distribute, sublicense,
      15             :  * and/or sell copies of the Software, and to permit persons to whom the
      16             :  * Software is furnished to do so, subject to the following conditions:
      17             :  *
      18             :  * The above copyright notice and this permission notice shall be included
      19             :  * in all copies or substantial portions of the Software.
      20             :  *
      21             :  * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS
      22             :  * OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
      23             :  * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL
      24             :  * THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
      25             :  * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING
      26             :  * FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER
      27             :  * DEALINGS IN THE SOFTWARE.
      28             :  ****************************************************************************/
      29             : 
      30             : #ifndef OGRPGUTILITY_H_INCLUDED
      31             : #define OGRPGUTILITY_H_INCLUDED
      32             : 
      33             : #include "libpq-fe.h"
      34             : 
      35             : PGresult *OGRPG_PQexec(PGconn *conn, const char *query,
      36             :                        int bMultipleCommandAllowed = FALSE,
      37             :                        int bErrorAsDebug = FALSE);
      38             : 
      39             : /************************************************************************/
      40             : /*                            OGRPGClearResult                          */
      41             : /*                                                                      */
      42             : /*      Safe wrapper for PQclear() function.                            */
      43             : /*      Releases given result and resets handle to NULL.                */
      44             : /*      Parameter hResult is input/output - a reference to pointer      */
      45             : /************************************************************************/
      46             : 
      47       14605 : inline void OGRPGClearResult(PGresult *&hResult)
      48             : {
      49       14605 :     if (nullptr != hResult)
      50             :     {
      51       14598 :         PQclear(hResult);
      52       14598 :         hResult = nullptr;
      53             :     }
      54       14605 : }
      55             : 
      56             : bool OGRPG_Check_Table_Exists(PGconn *hPGConn, const char *pszTableName);
      57             : 
      58             : #endif /* ndef OGRPGUTILITY_H_INCLUDED */