cpl_port.h

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00001 /******************************************************************************
00002  * $Id: cpl_port.h 27044 2014-03-16 23:41:27Z rouault $
00003  *
00004  * Project:  CPL - Common Portability Library
00005  * Author:   Frank Warmerdam, warmerdam@pobox.com
00006  * Purpose:  Include file providing low level portability services for CPL.  
00007  *           This should be the first include file for any CPL based code.  
00008  *
00009  ******************************************************************************
00010  * Copyright (c) 1998, 2005, Frank Warmerdam <warmerdam@pobox.com>
00011  * Copyright (c) 2008-2013, Even Rouault <even dot rouault at mines-paris dot org>
00012  *
00013  * Permission is hereby granted, free of charge, to any person obtaining a
00014  * copy of this software and associated documentation files (the "Software"),
00015  * to deal in the Software without restriction, including without limitation
00016  * the rights to use, copy, modify, merge, publish, distribute, sublicense,
00017  * and/or sell copies of the Software, and to permit persons to whom the
00018  * Software is furnished to do so, subject to the following conditions:
00019  *
00020  * The above copyright notice and this permission notice shall be included
00021  * in all copies or substantial portions of the Software.
00022  *
00023  * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS
00024  * OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
00025  * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL
00026  * THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
00027  * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING
00028  * FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER
00029  * DEALINGS IN THE SOFTWARE.
00030  ****************************************************************************/
00031 
00032 #ifndef CPL_BASE_H_INCLUDED
00033 #define CPL_BASE_H_INCLUDED
00034 
00042 /* ==================================================================== */
00043 /*      We will use macos_pre10 to indicate compilation with MacOS      */
00044 /*      versions before MacOS X.                                        */
00045 /* ==================================================================== */
00046 #ifdef macintosh
00047 #  define macos_pre10
00048 #endif
00049 
00050 /* ==================================================================== */
00051 /*      We will use WIN32 as a standard windows define.                 */
00052 /* ==================================================================== */
00053 #if defined(_WIN32) && !defined(WIN32) && !defined(_WIN32_WCE)
00054 #  define WIN32
00055 #endif
00056 
00057 #if defined(_WINDOWS) && !defined(WIN32) && !defined(_WIN32_WCE)
00058 #  define WIN32
00059 #endif
00060 
00061 /* ==================================================================== */
00062 /*      We will use WIN32CE as a standard Windows CE (Mobile) define.   */
00063 /* ==================================================================== */
00064 #if defined(_WIN32_WCE)
00065 #  define WIN32CE
00066 #endif
00067 
00068 /* -------------------------------------------------------------------- */
00069 /*      The following apparently allow you to use strcpy() and other    */
00070 /*      functions judged "unsafe" by microsoft in VS 8 (2005).          */
00071 /* -------------------------------------------------------------------- */
00072 #ifdef _MSC_VER
00073 #  ifndef _CRT_SECURE_NO_DEPRECATE
00074 #    define _CRT_SECURE_NO_DEPRECATE
00075 #  endif
00076 #  ifndef _CRT_NONSTDC_NO_DEPRECATE
00077 #    define _CRT_NONSTDC_NO_DEPRECATE
00078 #  endif
00079 #endif
00080 
00081 #include "cpl_config.h"
00082 
00083 /* ==================================================================== */
00084 /*      A few sanity checks, mainly to detect problems that sometimes   */
00085 /*      arise with bad configured cross-compilation.                    */
00086 /* ==================================================================== */
00087 
00088 #if !defined(SIZEOF_INT) || SIZEOF_INT != 4
00089 #error "Unexpected value for SIZEOF_INT"
00090 #endif
00091 
00092 #if !defined(SIZEOF_UNSIGNED_LONG) || (SIZEOF_UNSIGNED_LONG != 4 && SIZEOF_UNSIGNED_LONG != 8)
00093 #error "Unexpected value for SIZEOF_UNSIGNED_LONG"
00094 #endif
00095 
00096 #if !defined(SIZEOF_VOIDP) || (SIZEOF_VOIDP != 4 && SIZEOF_VOIDP != 8)
00097 #error "Unexpected value for SIZEOF_VOIDP"
00098 #endif
00099 
00100 
00101 /* ==================================================================== */
00102 /*      This will disable most WIN32 stuff in a Cygnus build which      */
00103 /*      defines unix to 1.                                              */
00104 /* ==================================================================== */
00105 
00106 #ifdef unix
00107 #  undef WIN32
00108 #  undef WIN32CE
00109 #endif
00110 
00111 #if defined(VSI_NEED_LARGEFILE64_SOURCE) && !defined(_LARGEFILE64_SOURCE)
00112 #  define _LARGEFILE64_SOURCE 1
00113 #endif
00114 
00115 /* ==================================================================== */
00116 /*      If iconv() is available use extended recoding module.           */
00117 /*      Stub implementation is always compiled in, because it works     */
00118 /*      faster than iconv() for encodings it supports.                  */
00119 /* ==================================================================== */
00120 
00121 #if defined(HAVE_ICONV)
00122 #  define CPL_RECODE_ICONV
00123 #endif
00124 
00125 #define CPL_RECODE_STUB
00126 
00127 /* ==================================================================== */
00128 /*      MinGW stuff                                                     */
00129 /* ==================================================================== */
00130 
00131 /* We need __MSVCRT_VERSION__ >= 0x0601 to have "struct __stat64" */
00132 /* Latest versions of mingw32 define it, but with older ones, */
00133 /* we need to define it manually */
00134 #if defined(__MINGW32__)
00135 #ifndef __MSVCRT_VERSION__
00136 #define __MSVCRT_VERSION__ 0x0601
00137 #endif
00138 #endif
00139 
00140 /* ==================================================================== */
00141 /*      Standard include files.                                         */
00142 /* ==================================================================== */
00143 
00144 #include <stdio.h>
00145 #include <stdlib.h>
00146 #include <math.h>
00147 #include <stdarg.h>
00148 #include <string.h>
00149 #include <ctype.h>
00150 #include <limits.h>
00151 
00152 #if !defined(WIN32CE)
00153 #  include <time.h>
00154 #else
00155 #  include <wce_time.h>
00156 #  include <wce_errno.h>
00157 #endif
00158 
00159 
00160 #if defined(HAVE_ERRNO_H)
00161 #  include <errno.h>
00162 #endif 
00163 
00164 #ifdef HAVE_LOCALE_H
00165 #  include <locale.h>
00166 #endif
00167 
00168 #ifdef HAVE_DIRECT_H
00169 #  include <direct.h>
00170 #endif
00171 
00172 #if !(defined(WIN32) || defined(WIN32CE))
00173 #  include <strings.h>
00174 #endif
00175 
00176 #if defined(HAVE_LIBDBMALLOC) && defined(HAVE_DBMALLOC_H) && defined(DEBUG)
00177 #  define DBMALLOC
00178 #  include <dbmalloc.h>
00179 #endif
00180 
00181 #if !defined(DBMALLOC) && defined(HAVE_DMALLOC_H)
00182 #  define USE_DMALLOC
00183 #  include <dmalloc.h>
00184 #endif
00185 
00186 /* ==================================================================== */
00187 /*      Base portability stuff ... this stuff may need to be            */
00188 /*      modified for new platforms.                                     */
00189 /* ==================================================================== */
00190 
00191 /*---------------------------------------------------------------------
00192  *        types for 16 and 32 bits integers, etc...
00193  *--------------------------------------------------------------------*/
00194 #if UINT_MAX == 65535
00195 typedef long            GInt32;
00196 typedef unsigned long   GUInt32;
00197 #else
00198 typedef int             GInt32;
00199 typedef unsigned int    GUInt32;
00200 #endif
00201 
00202 typedef short           GInt16;
00203 typedef unsigned short  GUInt16;
00204 typedef unsigned char   GByte;
00205 /* hack for PDF driver and poppler >= 0.15.0 that defines incompatible "typedef bool GBool" */
00206 /* in include/poppler/goo/gtypes.h */
00207 #ifndef CPL_GBOOL_DEFINED
00208 #define CPL_GBOOL_DEFINED
00209 typedef int             GBool;
00210 #endif
00211 
00212 /* -------------------------------------------------------------------- */
00213 /*      64bit support                                                   */
00214 /* -------------------------------------------------------------------- */
00215 
00216 #if defined(WIN32) && defined(_MSC_VER)
00217 
00218 #define VSI_LARGE_API_SUPPORTED
00219 typedef __int64          GIntBig;
00220 typedef unsigned __int64 GUIntBig;
00221 
00222 #elif HAVE_LONG_LONG
00223 
00224 typedef long long        GIntBig;
00225 typedef unsigned long long GUIntBig;
00226 
00227 #else
00228 
00229 typedef long             GIntBig;
00230 typedef unsigned long    GUIntBig;
00231 
00232 #endif
00233 
00234 #if defined(__MSVCRT__) || (defined(WIN32) && defined(_MSC_VER))
00235   #define CPL_FRMT_GB_WITHOUT_PREFIX     "I64"
00236 #elif HAVE_LONG_LONG
00237   #define CPL_FRMT_GB_WITHOUT_PREFIX     "ll"
00238 #else
00239   #define CPL_FRMT_GB_WITHOUT_PREFIX     "l"
00240 #endif
00241 
00242 #define CPL_FRMT_GIB     "%" CPL_FRMT_GB_WITHOUT_PREFIX "d"
00243 #define CPL_FRMT_GUIB    "%" CPL_FRMT_GB_WITHOUT_PREFIX "u"
00244 
00245 /* Workaround VC6 bug */
00246 #if defined(_MSC_VER) && (_MSC_VER <= 1200)
00247 #define GUINTBIG_TO_DOUBLE(x) (double)(GIntBig)(x)
00248 #else
00249 #define GUINTBIG_TO_DOUBLE(x) (double)(x)
00250 #endif
00251 
00252 /* ==================================================================== */
00253 /*      Other standard services.                                        */
00254 /* ==================================================================== */
00255 #ifdef __cplusplus
00256 #  define CPL_C_START           extern "C" {
00257 #  define CPL_C_END             }
00258 #else
00259 #  define CPL_C_START
00260 #  define CPL_C_END
00261 #endif
00262 
00263 #ifndef CPL_DLL
00264 #if defined(_MSC_VER) && !defined(CPL_DISABLE_DLL)
00265 #  define CPL_DLL     __declspec(dllexport)
00266 #else
00267 #  if defined(USE_GCC_VISIBILITY_FLAG)
00268 #    define CPL_DLL     __attribute__ ((visibility("default")))
00269 #  else
00270 #    define CPL_DLL
00271 #  endif
00272 #endif
00273 #endif
00274 
00275 /* Should optional (normally private) interfaces be exported? */
00276 #ifdef CPL_OPTIONAL_APIS
00277 #  define CPL_ODLL CPL_DLL
00278 #else
00279 #  define CPL_ODLL
00280 #endif
00281 
00282 #ifndef CPL_STDCALL
00283 #if defined(_MSC_VER) && !defined(CPL_DISABLE_STDCALL)
00284 #  define CPL_STDCALL     __stdcall
00285 #else
00286 #  define CPL_STDCALL
00287 #endif
00288 #endif
00289 
00290 #ifdef _MSC_VER
00291 #  define FORCE_CDECL  __cdecl
00292 #else
00293 #  define FORCE_CDECL 
00294 #endif
00295 
00296 /* TODO : support for other compilers needed */
00297 #if defined(__GNUC__) || defined(_MSC_VER)
00298 #define HAS_CPL_INLINE  1
00299 #define CPL_INLINE __inline
00300 #elif defined(__SUNPRO_CC)
00301 #define HAS_CPL_INLINE  1
00302 #define CPL_INLINE inline
00303 #else
00304 #define CPL_INLINE
00305 #endif
00306 
00307 #ifndef NULL
00308 #  define NULL  0
00309 #endif
00310 
00311 #ifndef FALSE
00312 #  define FALSE 0
00313 #endif
00314 
00315 #ifndef TRUE
00316 #  define TRUE  1
00317 #endif
00318 
00319 #ifndef MAX
00320 #  define MIN(a,b)      ((a<b) ? a : b)
00321 #  define MAX(a,b)      ((a>b) ? a : b)
00322 #endif
00323 
00324 #ifndef ABS
00325 #  define ABS(x)        ((x<0) ? (-1*(x)) : x)
00326 #endif
00327 
00328 #ifndef M_PI
00329 # define M_PI           3.14159265358979323846  /* pi */
00330 #endif
00331 
00332 /* -------------------------------------------------------------------- */
00333 /*      Macro to test equality of two floating point values.            */
00334 /*      We use fabs() function instead of ABS() macro to avoid side     */
00335 /*      effects.                                                        */
00336 /* -------------------------------------------------------------------- */
00337 #ifndef CPLIsEqual
00338 #  define CPLIsEqual(x,y) (fabs((x) - (y)) < 0.0000000000001)
00339 #endif
00340 
00341 /* -------------------------------------------------------------------- */
00342 /*      Provide macros for case insensitive string comparisons.         */
00343 /* -------------------------------------------------------------------- */
00344 #ifndef EQUAL
00345 #  if defined(WIN32) || defined(WIN32CE)
00346 #    define STRCASECMP(a,b)         (stricmp(a,b))
00347 #    define STRNCASECMP(a,b,n)      (strnicmp(a,b,n))
00348 #  else
00349 #    define STRCASECMP(a,b)         (strcasecmp(a,b))
00350 #    define STRNCASECMP(a,b,n)      (strncasecmp(a,b,n))
00351 #  endif
00352 #  define EQUALN(a,b,n)           (STRNCASECMP(a,b,n)==0)
00353 #  define EQUAL(a,b)              (STRCASECMP(a,b)==0)
00354 #endif
00355 
00356 #ifdef macos_pre10
00357 int strcasecmp(char * str1, char * str2);
00358 int strncasecmp(char * str1, char * str2, int len);
00359 char * strdup (char *instr);
00360 #endif
00361 
00362 #ifndef CPL_THREADLOCAL
00363 #  define CPL_THREADLOCAL
00364 #endif
00365 
00366 /* -------------------------------------------------------------------- */
00367 /*      Handle isnan() and isinf().  Note that isinf() and isnan()      */
00368 /*      are supposed to be macros according to C99, defined in math.h   */
00369 /*      Some systems (ie. Tru64) don't have isinf() at all, so if       */
00370 /*      the macro is not defined we just assume nothing is infinite.    */
00371 /*      This may mean we have no real CPLIsInf() on systems with isinf()*/
00372 /*      function but no corresponding macro, but I can live with        */
00373 /*      that since it isn't that important a test.                      */
00374 /* -------------------------------------------------------------------- */
00375 #ifdef _MSC_VER
00376 #  include <float.h>
00377 #  define CPLIsNan(x) _isnan(x)
00378 #  define CPLIsInf(x) (!_isnan(x) && !_finite(x))
00379 #  define CPLIsFinite(x) _finite(x)
00380 #else
00381 #  define CPLIsNan(x) isnan(x)
00382 #  ifdef isinf 
00383 #    define CPLIsInf(x) isinf(x)
00384 #    define CPLIsFinite(x) (!isnan(x) && !isinf(x))
00385 #  else
00386 #    define CPLIsInf(x)    FALSE
00387 #    define CPLIsFinite(x) (!isnan(x))
00388 #  endif
00389 #endif
00390 
00391 /*---------------------------------------------------------------------
00392  *                         CPL_LSB and CPL_MSB
00393  * Only one of these 2 macros should be defined and specifies the byte 
00394  * ordering for the current platform.  
00395  * This should be defined in the Makefile, but if it is not then
00396  * the default is CPL_LSB (Intel ordering, LSB first).
00397  *--------------------------------------------------------------------*/
00398 #if defined(WORDS_BIGENDIAN) && !defined(CPL_MSB) && !defined(CPL_LSB)
00399 #  define CPL_MSB
00400 #endif
00401 
00402 #if ! ( defined(CPL_LSB) || defined(CPL_MSB) )
00403 #define CPL_LSB
00404 #endif
00405 
00406 #if defined(CPL_LSB)
00407 #  define CPL_IS_LSB 1
00408 #else
00409 #  define CPL_IS_LSB 0
00410 #endif
00411 
00412 /*---------------------------------------------------------------------
00413  *        Little endian <==> big endian byte swap macros.
00414  *--------------------------------------------------------------------*/
00415 
00416 #define CPL_SWAP16(x) \
00417         ((GUInt16)( \
00418             (((GUInt16)(x) & 0x00ffU) << 8) | \
00419             (((GUInt16)(x) & 0xff00U) >> 8) ))
00420 
00421 #define CPL_SWAP16PTR(x) \
00422 {                                                                 \
00423     GByte       byTemp, *_pabyDataT = (GByte *) (x);              \
00424                                                                   \
00425     byTemp = _pabyDataT[0];                                       \
00426     _pabyDataT[0] = _pabyDataT[1];                                \
00427     _pabyDataT[1] = byTemp;                                       \
00428 }                                                                    
00429                                                             
00430 #define CPL_SWAP32(x) \
00431         ((GUInt32)( \
00432             (((GUInt32)(x) & (GUInt32)0x000000ffUL) << 24) | \
00433             (((GUInt32)(x) & (GUInt32)0x0000ff00UL) <<  8) | \
00434             (((GUInt32)(x) & (GUInt32)0x00ff0000UL) >>  8) | \
00435             (((GUInt32)(x) & (GUInt32)0xff000000UL) >> 24) ))
00436 
00437 #define CPL_SWAP32PTR(x) \
00438 {                                                                 \
00439     GByte       byTemp, *_pabyDataT = (GByte *) (x);              \
00440                                                                   \
00441     byTemp = _pabyDataT[0];                                       \
00442     _pabyDataT[0] = _pabyDataT[3];                                \
00443     _pabyDataT[3] = byTemp;                                       \
00444     byTemp = _pabyDataT[1];                                       \
00445     _pabyDataT[1] = _pabyDataT[2];                                \
00446     _pabyDataT[2] = byTemp;                                       \
00447 }                                                                    
00448                                                             
00449 #define CPL_SWAP64PTR(x) \
00450 {                                                                 \
00451     GByte       byTemp, *_pabyDataT = (GByte *) (x);              \
00452                                                                   \
00453     byTemp = _pabyDataT[0];                                       \
00454     _pabyDataT[0] = _pabyDataT[7];                                \
00455     _pabyDataT[7] = byTemp;                                       \
00456     byTemp = _pabyDataT[1];                                       \
00457     _pabyDataT[1] = _pabyDataT[6];                                \
00458     _pabyDataT[6] = byTemp;                                       \
00459     byTemp = _pabyDataT[2];                                       \
00460     _pabyDataT[2] = _pabyDataT[5];                                \
00461     _pabyDataT[5] = byTemp;                                       \
00462     byTemp = _pabyDataT[3];                                       \
00463     _pabyDataT[3] = _pabyDataT[4];                                \
00464     _pabyDataT[4] = byTemp;                                       \
00465 }                                                                    
00466                                                             
00467 
00468 /* Until we have a safe 64 bits integer data type defined, we'll replace
00469  * this version of the CPL_SWAP64() macro with a less efficient one.
00470  */
00471 /*
00472 #define CPL_SWAP64(x) \
00473         ((uint64)( \
00474             (uint64)(((uint64)(x) & (uint64)0x00000000000000ffULL) << 56) | \
00475             (uint64)(((uint64)(x) & (uint64)0x000000000000ff00ULL) << 40) | \
00476             (uint64)(((uint64)(x) & (uint64)0x0000000000ff0000ULL) << 24) | \
00477             (uint64)(((uint64)(x) & (uint64)0x00000000ff000000ULL) << 8) | \
00478             (uint64)(((uint64)(x) & (uint64)0x000000ff00000000ULL) >> 8) | \
00479             (uint64)(((uint64)(x) & (uint64)0x0000ff0000000000ULL) >> 24) | \
00480             (uint64)(((uint64)(x) & (uint64)0x00ff000000000000ULL) >> 40) | \
00481             (uint64)(((uint64)(x) & (uint64)0xff00000000000000ULL) >> 56) ))
00482 */
00483 
00484 #define CPL_SWAPDOUBLE(p) CPL_SWAP64PTR(p)
00485 
00486 #ifdef CPL_MSB
00487 #  define CPL_MSBWORD16(x)      (x)
00488 #  define CPL_LSBWORD16(x)      CPL_SWAP16(x)
00489 #  define CPL_MSBWORD32(x)      (x)
00490 #  define CPL_LSBWORD32(x)      CPL_SWAP32(x)
00491 #  define CPL_MSBPTR16(x)       
00492 #  define CPL_LSBPTR16(x)       CPL_SWAP16PTR(x)
00493 #  define CPL_MSBPTR32(x)       
00494 #  define CPL_LSBPTR32(x)       CPL_SWAP32PTR(x)
00495 #  define CPL_MSBPTR64(x)       
00496 #  define CPL_LSBPTR64(x)       CPL_SWAP64PTR(x)
00497 #else
00498 #  define CPL_LSBWORD16(x)      (x)
00499 #  define CPL_MSBWORD16(x)      CPL_SWAP16(x)
00500 #  define CPL_LSBWORD32(x)      (x)
00501 #  define CPL_MSBWORD32(x)      CPL_SWAP32(x)
00502 #  define CPL_LSBPTR16(x)       
00503 #  define CPL_MSBPTR16(x)       CPL_SWAP16PTR(x)
00504 #  define CPL_LSBPTR32(x)       
00505 #  define CPL_MSBPTR32(x)       CPL_SWAP32PTR(x)
00506 #  define CPL_LSBPTR64(x)       
00507 #  define CPL_MSBPTR64(x)       CPL_SWAP64PTR(x)
00508 #endif
00509 
00511 #define CPL_LSBINT16PTR(x)    ((*(GByte*)(x)) | ((*(GByte*)((x)+1)) << 8))
00512 
00514 #define CPL_LSBINT32PTR(x)    ((*(GByte*)(x)) | ((*(GByte*)((x)+1)) << 8) | \
00515                               ((*(GByte*)((x)+2)) << 16) | ((*(GByte*)((x)+3)) << 24))
00516 
00518 #define CPL_LSBSINT16PTR(x) ((GInt16) CPL_LSBINT16PTR(x))
00519 
00521 #define CPL_LSBUINT16PTR(x) ((GUInt16)CPL_LSBINT16PTR(x))
00522 
00524 #define CPL_LSBSINT32PTR(x) ((GInt32) CPL_LSBINT32PTR(x))
00525 
00527 #define CPL_LSBUINT32PTR(x) ((GUInt32)CPL_LSBINT32PTR(x))
00528 
00529 
00530 /* Utility macro to explicitly mark intentionally unreferenced parameters. */
00531 #ifndef UNREFERENCED_PARAM 
00532 #  ifdef UNREFERENCED_PARAMETER /* May be defined by Windows API */
00533 #    define UNREFERENCED_PARAM(param) UNREFERENCED_PARAMETER(param)
00534 #  else
00535 #    define UNREFERENCED_PARAM(param) ((void)param)
00536 #  endif /* UNREFERENCED_PARAMETER */
00537 #endif /* UNREFERENCED_PARAM */
00538 
00539 /***********************************************************************
00540  * Define CPL_CVSID() macro.  It can be disabled during a build by
00541  * defining DISABLE_CPLID in the compiler options.
00542  *
00543  * The cvsid_aw() function is just there to prevent reports of cpl_cvsid()
00544  * being unused.
00545  */
00546 
00547 #ifndef DISABLE_CVSID
00548 #if defined(__GNUC__) && __GNUC__ >= 4
00549 #  define CPL_CVSID(string)     static char cpl_cvsid[] __attribute__((used)) = string;
00550 #else
00551 #  define CPL_CVSID(string)     static char cpl_cvsid[] = string; \
00552 static char *cvsid_aw() { return( cvsid_aw() ? ((char *) NULL) : cpl_cvsid ); }
00553 #endif
00554 #else
00555 #  define CPL_CVSID(string)
00556 #endif
00557 
00558 /* Null terminated variadic */
00559 #if defined(__GNUC__) && __GNUC__ >= 4 && !defined(DOXYGEN_SKIP)
00560 #   define CPL_NULL_TERMINATED     __attribute__((__sentinel__))
00561 #else
00562 #   define CPL_NULL_TERMINATED
00563 #endif
00564 
00565 #if defined(__GNUC__) && __GNUC__ >= 3 && !defined(DOXYGEN_SKIP)
00566 #define CPL_PRINT_FUNC_FORMAT( format_idx, arg_idx )  __attribute__((__format__ (__printf__, format_idx, arg_idx)))
00567 #else
00568 #define CPL_PRINT_FUNC_FORMAT( format_idx, arg_idx )
00569 #endif
00570 
00571 #if defined(__GNUC__) && __GNUC__ >= 4 && !defined(DOXYGEN_SKIP)
00572 #define CPL_WARN_UNUSED_RESULT                        __attribute__((warn_unused_result))
00573 #else
00574 #define CPL_WARN_UNUSED_RESULT
00575 #endif
00576 
00577 #if defined(__GNUC__) && __GNUC__ >= 3 && !defined(DOXYGEN_SKIP)
00578 #define CPL_NO_RETURN                                __attribute__((noreturn))
00579 #else
00580 #define CPL_NO_RETURN
00581 #endif
00582 
00583 #if !defined(DOXYGEN_SKIP)
00584 #if defined(__has_extension)
00585   #if __has_extension(attribute_deprecated_with_message)
00586     /* Clang extension */
00587     #define CPL_WARN_DEPRECATED(x)                       __attribute__ ((deprecated(x)))
00588   #else
00589     #define CPL_WARN_DEPRECATED(x)
00590   #endif
00591 #elif defined(__GNUC__)
00592     #define CPL_WARN_DEPRECATED(x)                       __attribute__ ((deprecated))
00593 #else
00594   #define CPL_WARN_DEPRECATED(x)
00595 #endif
00596 #endif
00597 
00598 #endif /* ndef CPL_BASE_H_INCLUDED */

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