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135 lines
5 KiB
C
135 lines
5 KiB
C
/**********************************************************************
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* $Id: cpl_error.h 27384 2014-05-24 12:28:12Z rouault $
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*
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* Name: cpl_error.h
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* Project: CPL - Common Portability Library
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* Purpose: CPL Error handling
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* Author: Daniel Morissette, danmo@videotron.ca
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*
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**********************************************************************
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* Copyright (c) 1998, Daniel Morissette
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*
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* Permission is hereby granted, free of charge, to any person obtaining a
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* copy of this software and associated documentation files (the "Software"),
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* to deal in the Software without restriction, including without limitation
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* the rights to use, copy, modify, merge, publish, distribute, sublicense,
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* and/or sell copies of the Software, and to permit persons to whom the
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* Software is furnished to do so, subject to the following conditions:
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*
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* The above copyright notice and this permission notice shall be included
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* in all copies or substantial portions of the Software.
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*
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* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
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* IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
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* FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL
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* THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
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* LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING
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* FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER
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* DEALINGS IN THE SOFTWARE.
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****************************************************************************/
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#ifndef CPL_ERROR_H_INCLUDED
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#define CPL_ERROR_H_INCLUDED
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#include "cpl_port.h"
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/*=====================================================================
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Error handling functions (cpl_error.c)
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=====================================================================*/
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/**
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* \file cpl_error.h
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*
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* CPL error handling services.
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*/
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CPL_C_START
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typedef enum
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{
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CE_None = 0,
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CE_Debug = 1,
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CE_Warning = 2,
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CE_Failure = 3,
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CE_Fatal = 4
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} CPLErr;
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void CPL_DLL CPLError(CPLErr eErrClass, int err_no, const char *fmt, ...) CPL_PRINT_FUNC_FORMAT (3, 4);
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void CPL_DLL CPLErrorV(CPLErr, int, const char *, va_list );
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void CPL_DLL CPLEmergencyError( const char * );
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void CPL_DLL CPL_STDCALL CPLErrorReset( void );
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int CPL_DLL CPL_STDCALL CPLGetLastErrorNo( void );
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CPLErr CPL_DLL CPL_STDCALL CPLGetLastErrorType( void );
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const char CPL_DLL * CPL_STDCALL CPLGetLastErrorMsg( void );
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void CPL_DLL * CPL_STDCALL CPLGetErrorHandlerUserData(void);
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void CPL_DLL CPLErrorSetState( CPLErr eErrClass, int err_no, const char* pszMsg );
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void CPL_DLL CPLCleanupErrorMutex( void );
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typedef void (CPL_STDCALL *CPLErrorHandler)(CPLErr, int, const char*);
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void CPL_DLL CPL_STDCALL CPLLoggingErrorHandler( CPLErr, int, const char * );
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void CPL_DLL CPL_STDCALL CPLDefaultErrorHandler( CPLErr, int, const char * );
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void CPL_DLL CPL_STDCALL CPLQuietErrorHandler( CPLErr, int, const char * );
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void CPLTurnFailureIntoWarning(int bOn );
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CPLErrorHandler CPL_DLL CPL_STDCALL CPLSetErrorHandler(CPLErrorHandler);
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CPLErrorHandler CPL_DLL CPL_STDCALL CPLSetErrorHandlerEx(CPLErrorHandler, void*);
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void CPL_DLL CPL_STDCALL CPLPushErrorHandler( CPLErrorHandler );
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void CPL_DLL CPL_STDCALL CPLPushErrorHandlerEx( CPLErrorHandler, void* );
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void CPL_DLL CPL_STDCALL CPLPopErrorHandler(void);
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void CPL_DLL CPL_STDCALL CPLDebug( const char *, const char *, ... ) CPL_PRINT_FUNC_FORMAT (2, 3);
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void CPL_DLL CPL_STDCALL _CPLAssert( const char *, const char *, int );
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#ifdef DEBUG
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# define CPLAssert(expr) ((expr) ? (void)(0) : _CPLAssert(#expr,__FILE__,__LINE__))
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#else
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# define CPLAssert(expr)
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#endif
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CPL_C_END
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/*
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* Helper macros used for input parameters validation.
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*/
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#ifdef DEBUG
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# define VALIDATE_POINTER_ERR CE_Fatal
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#else
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# define VALIDATE_POINTER_ERR CE_Failure
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#endif
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#define VALIDATE_POINTER0(ptr, func) \
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do { if( NULL == ptr ) \
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{ \
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CPLErr const ret = VALIDATE_POINTER_ERR; \
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CPLError( ret, CPLE_ObjectNull, \
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"Pointer \'%s\' is NULL in \'%s\'.\n", #ptr, (func)); \
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return; }} while(0)
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#define VALIDATE_POINTER1(ptr, func, rc) \
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do { if( NULL == ptr ) \
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{ \
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CPLErr const ret = VALIDATE_POINTER_ERR; \
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CPLError( ret, CPLE_ObjectNull, \
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"Pointer \'%s\' is NULL in \'%s\'.\n", #ptr, (func)); \
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return (rc); }} while(0)
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/* ==================================================================== */
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/* Well known error codes. */
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/* ==================================================================== */
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#define CPLE_None 0
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#define CPLE_AppDefined 1
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#define CPLE_OutOfMemory 2
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#define CPLE_FileIO 3
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#define CPLE_OpenFailed 4
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#define CPLE_IllegalArg 5
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#define CPLE_NotSupported 6
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#define CPLE_AssertionFailed 7
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#define CPLE_NoWriteAccess 8
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#define CPLE_UserInterrupt 9
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#define CPLE_ObjectNull 10
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/* 100 - 299 reserved for GDAL */
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#endif /* CPL_ERROR_H_INCLUDED */
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