GDAL
|
00001 /****************************************************************************** 00002 * $Id: cpl_port.h 25450 2013-01-04 23:15:38Z 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 * 00012 * Permission is hereby granted, free of charge, to any person obtaining a 00013 * copy of this software and associated documentation files (the "Software"), 00014 * to deal in the Software without restriction, including without limitation 00015 * the rights to use, copy, modify, merge, publish, distribute, sublicense, 00016 * and/or sell copies of the Software, and to permit persons to whom the 00017 * Software is furnished to do so, subject to the following conditions: 00018 * 00019 * The above copyright notice and this permission notice shall be included 00020 * in all copies or substantial portions of the Software. 00021 * 00022 * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS 00023 * OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, 00024 * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL 00025 * THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER 00026 * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING 00027 * FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER 00028 * DEALINGS IN THE SOFTWARE. 00029 ****************************************************************************/ 00030 00031 #ifndef CPL_BASE_H_INCLUDED 00032 #define CPL_BASE_H_INCLUDED 00033 00041 /* ==================================================================== */ 00042 /* We will use macos_pre10 to indicate compilation with MacOS */ 00043 /* versions before MacOS X. */ 00044 /* ==================================================================== */ 00045 #ifdef macintosh 00046 # define macos_pre10 00047 #endif 00048 00049 /* ==================================================================== */ 00050 /* We will use WIN32 as a standard windows define. */ 00051 /* ==================================================================== */ 00052 #if defined(_WIN32) && !defined(WIN32) && !defined(_WIN32_WCE) 00053 # define WIN32 00054 #endif 00055 00056 #if defined(_WINDOWS) && !defined(WIN32) && !defined(_WIN32_WCE) 00057 # define WIN32 00058 #endif 00059 00060 /* ==================================================================== */ 00061 /* We will use WIN32CE as a standard Windows CE (Mobile) define. */ 00062 /* ==================================================================== */ 00063 #if defined(_WIN32_WCE) 00064 # define WIN32CE 00065 #endif 00066 00067 /* -------------------------------------------------------------------- */ 00068 /* The following apparently allow you to use strcpy() and other */ 00069 /* functions judged "unsafe" by microsoft in VS 8 (2005). */ 00070 /* -------------------------------------------------------------------- */ 00071 #ifdef _MSC_VER 00072 # ifndef _CRT_SECURE_NO_DEPRECATE 00073 # define _CRT_SECURE_NO_DEPRECATE 00074 # endif 00075 # ifndef _CRT_NONSTDC_NO_DEPRECATE 00076 # define _CRT_NONSTDC_NO_DEPRECATE 00077 # endif 00078 #endif 00079 00080 #include "cpl_config.h" 00081 00082 /* ==================================================================== */ 00083 /* A few sanity checks, mainly to detect problems that sometimes */ 00084 /* arise with bad configured cross-compilation. */ 00085 /* ==================================================================== */ 00086 00087 #if !defined(SIZEOF_INT) || SIZEOF_INT != 4 00088 #error "Unexpected value for SIZEOF_INT" 00089 #endif 00090 00091 #if !defined(SIZEOF_UNSIGNED_LONG) || (SIZEOF_UNSIGNED_LONG != 4 && SIZEOF_UNSIGNED_LONG != 8) 00092 #error "Unexpected value for SIZEOF_UNSIGNED_LONG" 00093 #endif 00094 00095 #if !defined(SIZEOF_VOIDP) || (SIZEOF_VOIDP != 4 && SIZEOF_VOIDP != 8) 00096 #error "Unexpected value for SIZEOF_VOIDP" 00097 #endif 00098 00099 00100 /* ==================================================================== */ 00101 /* This will disable most WIN32 stuff in a Cygnus build which */ 00102 /* defines unix to 1. */ 00103 /* ==================================================================== */ 00104 00105 #ifdef unix 00106 # undef WIN32 00107 # undef WIN32CE 00108 #endif 00109 00110 #if defined(VSI_NEED_LARGEFILE64_SOURCE) && !defined(_LARGEFILE64_SOURCE) 00111 # define _LARGEFILE64_SOURCE 1 00112 #endif 00113 00114 /* ==================================================================== */ 00115 /* If iconv() is available use extended recoding module. */ 00116 /* Stub implementation is always compiled in, because it works */ 00117 /* faster than iconv() for encodings it supports. */ 00118 /* ==================================================================== */ 00119 00120 #if defined(HAVE_ICONV) 00121 # define CPL_RECODE_ICONV 00122 #endif 00123 00124 #define CPL_RECODE_STUB 00125 00126 /* ==================================================================== */ 00127 /* MinGW stuff */ 00128 /* ==================================================================== */ 00129 00130 /* We need __MSVCRT_VERSION__ >= 0x0601 to have "struct __stat64" */ 00131 /* Latest versions of mingw32 define it, but with older ones, */ 00132 /* we need to define it manually */ 00133 #if defined(__MINGW32__) 00134 #ifndef __MSVCRT_VERSION__ 00135 #define __MSVCRT_VERSION__ 0x0601 00136 #endif 00137 #endif 00138 00139 /* ==================================================================== */ 00140 /* Standard include files. */ 00141 /* ==================================================================== */ 00142 00143 #include <stdio.h> 00144 #include <stdlib.h> 00145 #include <math.h> 00146 #include <stdarg.h> 00147 #include <string.h> 00148 #include <ctype.h> 00149 #include <limits.h> 00150 00151 #if !defined(WIN32CE) 00152 # include <time.h> 00153 #else 00154 # include <wce_time.h> 00155 # include <wce_errno.h> 00156 #endif 00157 00158 00159 #if defined(HAVE_ERRNO_H) 00160 # include <errno.h> 00161 #endif 00162 00163 #ifdef HAVE_LOCALE_H 00164 # include <locale.h> 00165 #endif 00166 00167 #ifdef HAVE_DIRECT_H 00168 # include <direct.h> 00169 #endif 00170 00171 #ifdef _AIX 00172 # include <strings.h> 00173 #endif 00174 00175 #if defined(HAVE_LIBDBMALLOC) && defined(HAVE_DBMALLOC_H) && defined(DEBUG) 00176 # define DBMALLOC 00177 # include <dbmalloc.h> 00178 #endif 00179 00180 #if !defined(DBMALLOC) && defined(HAVE_DMALLOC_H) 00181 # define USE_DMALLOC 00182 # include <dmalloc.h> 00183 #endif 00184 00185 /* ==================================================================== */ 00186 /* Base portability stuff ... this stuff may need to be */ 00187 /* modified for new platforms. */ 00188 /* ==================================================================== */ 00189 00190 /*--------------------------------------------------------------------- 00191 * types for 16 and 32 bits integers, etc... 00192 *--------------------------------------------------------------------*/ 00193 #if UINT_MAX == 65535 00194 typedef long GInt32; 00195 typedef unsigned long GUInt32; 00196 #else 00197 typedef int GInt32; 00198 typedef unsigned int GUInt32; 00199 #endif 00200 00201 typedef short GInt16; 00202 typedef unsigned short GUInt16; 00203 typedef unsigned char GByte; 00204 /* hack for PDF driver and poppler >= 0.15.0 that defines incompatible "typedef bool GBool" */ 00205 /* in include/poppler/goo/gtypes.h */ 00206 #ifndef CPL_GBOOL_DEFINED 00207 #define CPL_GBOOL_DEFINED 00208 typedef int GBool; 00209 #endif 00210 00211 /* -------------------------------------------------------------------- */ 00212 /* 64bit support */ 00213 /* -------------------------------------------------------------------- */ 00214 00215 #if defined(WIN32) && defined(_MSC_VER) 00216 00217 #define VSI_LARGE_API_SUPPORTED 00218 typedef __int64 GIntBig; 00219 typedef unsigned __int64 GUIntBig; 00220 00221 #elif HAVE_LONG_LONG 00222 00223 typedef long long GIntBig; 00224 typedef unsigned long long GUIntBig; 00225 00226 #else 00227 00228 typedef long GIntBig; 00229 typedef unsigned long GUIntBig; 00230 00231 #endif 00232 00233 #if defined(__MSVCRT__) || (defined(WIN32) && defined(_MSC_VER)) 00234 #define CPL_FRMT_GB_WITHOUT_PREFIX "I64" 00235 #elif HAVE_LONG_LONG 00236 #define CPL_FRMT_GB_WITHOUT_PREFIX "ll" 00237 #else 00238 #define CPL_FRMT_GB_WITHOUT_PREFIX "l" 00239 #endif 00240 00241 #define CPL_FRMT_GIB "%" CPL_FRMT_GB_WITHOUT_PREFIX "d" 00242 #define CPL_FRMT_GUIB "%" CPL_FRMT_GB_WITHOUT_PREFIX "u" 00243 00244 /* Workaround VC6 bug */ 00245 #if defined(_MSC_VER) && (_MSC_VER <= 1200) 00246 #define GUINTBIG_TO_DOUBLE(x) (double)(GIntBig)(x) 00247 #else 00248 #define GUINTBIG_TO_DOUBLE(x) (double)(x) 00249 #endif 00250 00251 /* ==================================================================== */ 00252 /* Other standard services. */ 00253 /* ==================================================================== */ 00254 #ifdef __cplusplus 00255 # define CPL_C_START extern "C" { 00256 # define CPL_C_END } 00257 #else 00258 # define CPL_C_START 00259 # define CPL_C_END 00260 #endif 00261 00262 #ifndef CPL_DLL 00263 #if defined(_MSC_VER) && !defined(CPL_DISABLE_DLL) 00264 # define CPL_DLL __declspec(dllexport) 00265 #else 00266 # if defined(USE_GCC_VISIBILITY_FLAG) 00267 # define CPL_DLL __attribute__ ((visibility("default"))) 00268 # else 00269 # define CPL_DLL 00270 # endif 00271 #endif 00272 #endif 00273 00274 /* Should optional (normally private) interfaces be exported? */ 00275 #ifdef CPL_OPTIONAL_APIS 00276 # define CPL_ODLL CPL_DLL 00277 #else 00278 # define CPL_ODLL 00279 #endif 00280 00281 #ifndef CPL_STDCALL 00282 #if defined(_MSC_VER) && !defined(CPL_DISABLE_STDCALL) 00283 # define CPL_STDCALL __stdcall 00284 #else 00285 # define CPL_STDCALL 00286 #endif 00287 #endif 00288 00289 #ifdef _MSC_VER 00290 # define FORCE_CDECL __cdecl 00291 #else 00292 # define FORCE_CDECL 00293 #endif 00294 00295 /* TODO : support for other compilers needed */ 00296 #if defined(__GNUC__) || defined(_MSC_VER) 00297 #define HAS_CPL_INLINE 1 00298 #define CPL_INLINE __inline 00299 #elif defined(__SUNPRO_CC) 00300 #define HAS_CPL_INLINE 1 00301 #define CPL_INLINE inline 00302 #else 00303 #define CPL_INLINE 00304 #endif 00305 00306 #ifndef NULL 00307 # define NULL 0 00308 #endif 00309 00310 #ifndef FALSE 00311 # define FALSE 0 00312 #endif 00313 00314 #ifndef TRUE 00315 # define TRUE 1 00316 #endif 00317 00318 #ifndef MAX 00319 # define MIN(a,b) ((a<b) ? a : b) 00320 # define MAX(a,b) ((a>b) ? a : b) 00321 #endif 00322 00323 #ifndef ABS 00324 # define ABS(x) ((x<0) ? (-1*(x)) : x) 00325 #endif 00326 00327 #ifndef M_PI 00328 # define M_PI 3.14159265358979323846 /* pi */ 00329 #endif 00330 00331 /* -------------------------------------------------------------------- */ 00332 /* Macro to test equality of two floating point values. */ 00333 /* We use fabs() function instead of ABS() macro to avoid side */ 00334 /* effects. */ 00335 /* -------------------------------------------------------------------- */ 00336 #ifndef CPLIsEqual 00337 # define CPLIsEqual(x,y) (fabs((x) - (y)) < 0.0000000000001) 00338 #endif 00339 00340 /* -------------------------------------------------------------------- */ 00341 /* Provide macros for case insensitive string comparisons. */ 00342 /* -------------------------------------------------------------------- */ 00343 #ifndef EQUAL 00344 # if defined(WIN32) || defined(WIN32CE) 00345 # define STRCASECMP(a,b) (stricmp(a,b)) 00346 # define STRNCASECMP(a,b,n) (strnicmp(a,b,n)) 00347 # else 00348 # define STRCASECMP(a,b) (strcasecmp(a,b)) 00349 # define STRNCASECMP(a,b,n) (strncasecmp(a,b,n)) 00350 # endif 00351 # define EQUALN(a,b,n) (STRNCASECMP(a,b,n)==0) 00352 # define EQUAL(a,b) (STRCASECMP(a,b)==0) 00353 #endif 00354 00355 #ifdef macos_pre10 00356 int strcasecmp(char * str1, char * str2); 00357 int strncasecmp(char * str1, char * str2, int len); 00358 char * strdup (char *instr); 00359 #endif 00360 00361 #ifndef CPL_THREADLOCAL 00362 # define CPL_THREADLOCAL 00363 #endif 00364 00365 /* -------------------------------------------------------------------- */ 00366 /* Handle isnan() and isinf(). Note that isinf() and isnan() */ 00367 /* are supposed to be macros according to C99, defined in math.h */ 00368 /* Some systems (ie. Tru64) don't have isinf() at all, so if */ 00369 /* the macro is not defined we just assume nothing is infinite. */ 00370 /* This may mean we have no real CPLIsInf() on systems with isinf()*/ 00371 /* function but no corresponding macro, but I can live with */ 00372 /* that since it isn't that important a test. */ 00373 /* -------------------------------------------------------------------- */ 00374 #ifdef _MSC_VER 00375 # include <float.h> 00376 # define CPLIsNan(x) _isnan(x) 00377 # define CPLIsInf(x) (!_isnan(x) && !_finite(x)) 00378 # define CPLIsFinite(x) _finite(x) 00379 #else 00380 # define CPLIsNan(x) isnan(x) 00381 # ifdef isinf 00382 # define CPLIsInf(x) isinf(x) 00383 # define CPLIsFinite(x) (!isnan(x) && !isinf(x)) 00384 # else 00385 # define CPLIsInf(x) FALSE 00386 # define CPLIsFinite(x) (!isnan(x)) 00387 # endif 00388 #endif 00389 00390 /*--------------------------------------------------------------------- 00391 * CPL_LSB and CPL_MSB 00392 * Only one of these 2 macros should be defined and specifies the byte 00393 * ordering for the current platform. 00394 * This should be defined in the Makefile, but if it is not then 00395 * the default is CPL_LSB (Intel ordering, LSB first). 00396 *--------------------------------------------------------------------*/ 00397 #if defined(WORDS_BIGENDIAN) && !defined(CPL_MSB) && !defined(CPL_LSB) 00398 # define CPL_MSB 00399 #endif 00400 00401 #if ! ( defined(CPL_LSB) || defined(CPL_MSB) ) 00402 #define CPL_LSB 00403 #endif 00404 00405 #if defined(CPL_LSB) 00406 # define CPL_IS_LSB 1 00407 #else 00408 # define CPL_IS_LSB 0 00409 #endif 00410 00411 /*--------------------------------------------------------------------- 00412 * Little endian <==> big endian byte swap macros. 00413 *--------------------------------------------------------------------*/ 00414 00415 #define CPL_SWAP16(x) \ 00416 ((GUInt16)( \ 00417 (((GUInt16)(x) & 0x00ffU) << 8) | \ 00418 (((GUInt16)(x) & 0xff00U) >> 8) )) 00419 00420 #define CPL_SWAP16PTR(x) \ 00421 { \ 00422 GByte byTemp, *_pabyDataT = (GByte *) (x); \ 00423 \ 00424 byTemp = _pabyDataT[0]; \ 00425 _pabyDataT[0] = _pabyDataT[1]; \ 00426 _pabyDataT[1] = byTemp; \ 00427 } 00428 00429 #define CPL_SWAP32(x) \ 00430 ((GUInt32)( \ 00431 (((GUInt32)(x) & (GUInt32)0x000000ffUL) << 24) | \ 00432 (((GUInt32)(x) & (GUInt32)0x0000ff00UL) << 8) | \ 00433 (((GUInt32)(x) & (GUInt32)0x00ff0000UL) >> 8) | \ 00434 (((GUInt32)(x) & (GUInt32)0xff000000UL) >> 24) )) 00435 00436 #define CPL_SWAP32PTR(x) \ 00437 { \ 00438 GByte byTemp, *_pabyDataT = (GByte *) (x); \ 00439 \ 00440 byTemp = _pabyDataT[0]; \ 00441 _pabyDataT[0] = _pabyDataT[3]; \ 00442 _pabyDataT[3] = byTemp; \ 00443 byTemp = _pabyDataT[1]; \ 00444 _pabyDataT[1] = _pabyDataT[2]; \ 00445 _pabyDataT[2] = byTemp; \ 00446 } 00447 00448 #define CPL_SWAP64PTR(x) \ 00449 { \ 00450 GByte byTemp, *_pabyDataT = (GByte *) (x); \ 00451 \ 00452 byTemp = _pabyDataT[0]; \ 00453 _pabyDataT[0] = _pabyDataT[7]; \ 00454 _pabyDataT[7] = byTemp; \ 00455 byTemp = _pabyDataT[1]; \ 00456 _pabyDataT[1] = _pabyDataT[6]; \ 00457 _pabyDataT[6] = byTemp; \ 00458 byTemp = _pabyDataT[2]; \ 00459 _pabyDataT[2] = _pabyDataT[5]; \ 00460 _pabyDataT[5] = byTemp; \ 00461 byTemp = _pabyDataT[3]; \ 00462 _pabyDataT[3] = _pabyDataT[4]; \ 00463 _pabyDataT[4] = byTemp; \ 00464 } 00465 00466 00467 /* Until we have a safe 64 bits integer data type defined, we'll replace 00468 * this version of the CPL_SWAP64() macro with a less efficient one. 00469 */ 00470 /* 00471 #define CPL_SWAP64(x) \ 00472 ((uint64)( \ 00473 (uint64)(((uint64)(x) & (uint64)0x00000000000000ffULL) << 56) | \ 00474 (uint64)(((uint64)(x) & (uint64)0x000000000000ff00ULL) << 40) | \ 00475 (uint64)(((uint64)(x) & (uint64)0x0000000000ff0000ULL) << 24) | \ 00476 (uint64)(((uint64)(x) & (uint64)0x00000000ff000000ULL) << 8) | \ 00477 (uint64)(((uint64)(x) & (uint64)0x000000ff00000000ULL) >> 8) | \ 00478 (uint64)(((uint64)(x) & (uint64)0x0000ff0000000000ULL) >> 24) | \ 00479 (uint64)(((uint64)(x) & (uint64)0x00ff000000000000ULL) >> 40) | \ 00480 (uint64)(((uint64)(x) & (uint64)0xff00000000000000ULL) >> 56) )) 00481 */ 00482 00483 #define CPL_SWAPDOUBLE(p) CPL_SWAP64PTR(p) 00484 00485 #ifdef CPL_MSB 00486 # define CPL_MSBWORD16(x) (x) 00487 # define CPL_LSBWORD16(x) CPL_SWAP16(x) 00488 # define CPL_MSBWORD32(x) (x) 00489 # define CPL_LSBWORD32(x) CPL_SWAP32(x) 00490 # define CPL_MSBPTR16(x) 00491 # define CPL_LSBPTR16(x) CPL_SWAP16PTR(x) 00492 # define CPL_MSBPTR32(x) 00493 # define CPL_LSBPTR32(x) CPL_SWAP32PTR(x) 00494 # define CPL_MSBPTR64(x) 00495 # define CPL_LSBPTR64(x) CPL_SWAP64PTR(x) 00496 #else 00497 # define CPL_LSBWORD16(x) (x) 00498 # define CPL_MSBWORD16(x) CPL_SWAP16(x) 00499 # define CPL_LSBWORD32(x) (x) 00500 # define CPL_MSBWORD32(x) CPL_SWAP32(x) 00501 # define CPL_LSBPTR16(x) 00502 # define CPL_MSBPTR16(x) CPL_SWAP16PTR(x) 00503 # define CPL_LSBPTR32(x) 00504 # define CPL_MSBPTR32(x) CPL_SWAP32PTR(x) 00505 # define CPL_LSBPTR64(x) 00506 # define CPL_MSBPTR64(x) CPL_SWAP64PTR(x) 00507 #endif 00508 00510 #define CPL_LSBINT16PTR(x) ((*(GByte*)(x)) | ((*(GByte*)((x)+1)) << 8)) 00511 00513 #define CPL_LSBINT32PTR(x) ((*(GByte*)(x)) | ((*(GByte*)((x)+1)) << 8) | \ 00514 ((*(GByte*)((x)+2)) << 16) | ((*(GByte*)((x)+3)) << 24)) 00515 00517 #define CPL_LSBSINT16PTR(x) ((GInt16) CPL_LSBINT16PTR(x)) 00518 00520 #define CPL_LSBUINT16PTR(x) ((GUInt16)CPL_LSBINT16PTR(x)) 00521 00523 #define CPL_LSBSINT32PTR(x) ((GInt32) CPL_LSBINT32PTR(x)) 00524 00526 #define CPL_LSBUINT32PTR(x) ((GUInt32)CPL_LSBINT32PTR(x)) 00527 00528 00529 /* Utility macro to explicitly mark intentionally unreferenced parameters. */ 00530 #ifndef UNREFERENCED_PARAM 00531 # ifdef UNREFERENCED_PARAMETER /* May be defined by Windows API */ 00532 # define UNREFERENCED_PARAM(param) UNREFERENCED_PARAMETER(param) 00533 # else 00534 # define UNREFERENCED_PARAM(param) ((void)param) 00535 # endif /* UNREFERENCED_PARAMETER */ 00536 #endif /* UNREFERENCED_PARAM */ 00537 00538 /*********************************************************************** 00539 * Define CPL_CVSID() macro. It can be disabled during a build by 00540 * defining DISABLE_CPLID in the compiler options. 00541 * 00542 * The cvsid_aw() function is just there to prevent reports of cpl_cvsid() 00543 * being unused. 00544 */ 00545 00546 #ifndef DISABLE_CVSID 00547 #if defined(__GNUC__) && __GNUC__ >= 4 00548 # define CPL_CVSID(string) static char cpl_cvsid[] __attribute__((used)) = string; 00549 #else 00550 # define CPL_CVSID(string) static char cpl_cvsid[] = string; \ 00551 static char *cvsid_aw() { return( cvsid_aw() ? ((char *) NULL) : cpl_cvsid ); } 00552 #endif 00553 #else 00554 # define CPL_CVSID(string) 00555 #endif 00556 00557 #if defined(__GNUC__) && __GNUC__ >= 3 && !defined(DOXYGEN_SKIP) 00558 #define CPL_PRINT_FUNC_FORMAT( format_idx, arg_idx ) __attribute__((__format__ (__printf__, format_idx, arg_idx))) 00559 #else 00560 #define CPL_PRINT_FUNC_FORMAT( format_idx, arg_idx ) 00561 #endif 00562 00563 #if defined(__GNUC__) && __GNUC__ >= 4 && !defined(DOXYGEN_SKIP) 00564 #define CPL_WARN_UNUSED_RESULT __attribute__((warn_unused_result)) 00565 #else 00566 #define CPL_WARN_UNUSED_RESULT 00567 #endif 00568 00569 #if defined(__GNUC__) && __GNUC__ >= 3 && !defined(DOXYGEN_SKIP) 00570 #define CPL_NO_RETURN __attribute__((noreturn)) 00571 #else 00572 #define CPL_NO_RETURN 00573 #endif 00574 00575 #if !defined(DOXYGEN_SKIP) 00576 #if defined(__has_extension) 00577 #if __has_extension(attribute_deprecated_with_message) 00578 /* Clang extension */ 00579 #define CPL_WARN_DEPRECATED(x) __attribute__ ((deprecated(x))) 00580 #else 00581 #define CPL_WARN_DEPRECATED(x) 00582 #endif 00583 #elif defined(__GNUC__) 00584 #define CPL_WARN_DEPRECATED(x) __attribute__ ((deprecated)) 00585 #else 00586 #define CPL_WARN_DEPRECATED(x) 00587 #endif 00588 #endif 00589 00590 #endif /* ndef CPL_BASE_H_INCLUDED */