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cpl_port.h
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1 /******************************************************************************
2  * $Id: cpl_port.h 7d34df879ac151e8cc377ecd5d0107c579b0c0a2 2019-04-25 12:22:24 +0200 Even Rouault $
3  *
4  * Project: CPL - Common Portability Library
5  * Author: Frank Warmerdam, warmerdam@pobox.com
6  * Purpose: Include file providing low level portability services for CPL.
7  * This should be the first include file for any CPL based code.
8  *
9  ******************************************************************************
10  * Copyright (c) 1998, 2005, Frank Warmerdam <warmerdam@pobox.com>
11  * Copyright (c) 2008-2013, Even Rouault <even dot rouault at mines-paris dot org>
12  *
13  * Permission is hereby granted, free of charge, to any person obtaining a
14  * copy of this software and associated documentation files (the "Software"),
15  * to deal in the Software without restriction, including without limitation
16  * the rights to use, copy, modify, merge, publish, distribute, sublicense,
17  * and/or sell copies of the Software, and to permit persons to whom the
18  * Software is furnished to do so, subject to the following conditions:
19  *
20  * The above copyright notice and this permission notice shall be included
21  * in all copies or substantial portions of the Software.
22  *
23  * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS
24  * OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
25  * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL
26  * THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
27  * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING
28  * FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER
29  * DEALINGS IN THE SOFTWARE.
30  ****************************************************************************/
31 
32 #ifndef CPL_BASE_H_INCLUDED
33 #define CPL_BASE_H_INCLUDED
34 
42 /* ==================================================================== */
43 /* We will use WIN32 as a standard windows define. */
44 /* ==================================================================== */
45 #if defined(_WIN32) && !defined(WIN32)
46 # define WIN32
47 #endif
48 
49 #if defined(_WINDOWS) && !defined(WIN32)
50 # define WIN32
51 #endif
52 
53 /* -------------------------------------------------------------------- */
54 /* The following apparently allow you to use strcpy() and other */
55 /* functions judged "unsafe" by microsoft in VS 8 (2005). */
56 /* -------------------------------------------------------------------- */
57 #ifdef _MSC_VER
58 # ifndef _CRT_SECURE_NO_DEPRECATE
59 # define _CRT_SECURE_NO_DEPRECATE
60 # endif
61 # ifndef _CRT_NONSTDC_NO_DEPRECATE
62 # define _CRT_NONSTDC_NO_DEPRECATE
63 # endif
64 #endif
65 
66 #include "cpl_config.h"
67 
68 /* ==================================================================== */
69 /* A few sanity checks, mainly to detect problems that sometimes */
70 /* arise with bad configured cross-compilation. */
71 /* ==================================================================== */
72 
73 #if !defined(SIZEOF_INT) || SIZEOF_INT != 4
74 #error "Unexpected value for SIZEOF_INT"
75 #endif
76 
77 #if !defined(SIZEOF_UNSIGNED_LONG) || (SIZEOF_UNSIGNED_LONG != 4 && SIZEOF_UNSIGNED_LONG != 8)
78 #error "Unexpected value for SIZEOF_UNSIGNED_LONG"
79 #endif
80 
81 #if !defined(SIZEOF_VOIDP) || (SIZEOF_VOIDP != 4 && SIZEOF_VOIDP != 8)
82 #error "Unexpected value for SIZEOF_VOIDP"
83 #endif
84 
85 /* ==================================================================== */
86 /* This will disable most WIN32 stuff in a Cygnus build which */
87 /* defines unix to 1. */
88 /* ==================================================================== */
89 
90 #ifdef unix
91 # undef WIN32
92 #endif
93 
95 #if defined(VSI_NEED_LARGEFILE64_SOURCE) && !defined(_LARGEFILE64_SOURCE)
96 # define _LARGEFILE64_SOURCE 1
97 #endif
98 
99 /* ==================================================================== */
100 /* If iconv() is available use extended recoding module. */
101 /* Stub implementation is always compiled in, because it works */
102 /* faster than iconv() for encodings it supports. */
103 /* ==================================================================== */
104 
105 #if defined(HAVE_ICONV)
106 # define CPL_RECODE_ICONV
107 #endif
108 
109 #define CPL_RECODE_STUB
110 
112 /* ==================================================================== */
113 /* MinGW stuff */
114 /* ==================================================================== */
115 
116 /* We need __MSVCRT_VERSION__ >= 0x0700 to have "_aligned_malloc" */
117 /* Latest versions of mingw32 define it, but with older ones, */
118 /* we need to define it manually */
119 #if defined(__MINGW32__)
120 #ifndef __MSVCRT_VERSION__
121 #define __MSVCRT_VERSION__ 0x0700
122 #endif
123 #endif
124 
125 /* Needed for std=c11 on Solaris to have strcasecmp() */
126 #if defined(GDAL_COMPILATION) && defined(__sun__) && (__STDC_VERSION__ + 0) >= 201112L && (_XOPEN_SOURCE + 0) < 600
127 #ifdef _XOPEN_SOURCE
128 #undef _XOPEN_SOURCE
129 #endif
130 #define _XOPEN_SOURCE 600
131 #endif
132 
133 /* ==================================================================== */
134 /* Standard include files. */
135 /* ==================================================================== */
136 
137 #include <stdio.h>
138 #include <stdlib.h>
139 #include <math.h>
140 #include <stdarg.h>
141 #include <string.h>
142 #include <ctype.h>
143 #include <limits.h>
144 
145 #include <time.h>
146 
147 #if defined(HAVE_ERRNO_H)
148 # include <errno.h>
149 #endif
150 
151 #ifdef HAVE_LOCALE_H
152 # include <locale.h>
153 #endif
154 
155 #ifdef HAVE_DIRECT_H
156 # include <direct.h>
157 #endif
158 
159 #if !defined(WIN32)
160 # include <strings.h>
161 #endif
162 
163 #if defined(HAVE_LIBDBMALLOC) && defined(HAVE_DBMALLOC_H) && defined(DEBUG)
164 # define DBMALLOC
165 # include <dbmalloc.h>
166 #endif
167 
168 #if !defined(DBMALLOC) && defined(HAVE_DMALLOC_H)
169 # define USE_DMALLOC
170 # include <dmalloc.h>
171 #endif
172 
173 /* ==================================================================== */
174 /* Base portability stuff ... this stuff may need to be */
175 /* modified for new platforms. */
176 /* ==================================================================== */
177 
178 /* -------------------------------------------------------------------- */
179 /* Which versions of C++ are available. */
180 /* -------------------------------------------------------------------- */
181 
182 /* MSVC fails to define a decent value of __cplusplus. Try to target VS2015*/
183 /* as a minimum */
184 
185 #if defined(__cplusplus) && !defined(CPL_SUPRESS_CPLUSPLUS)
186 # if !(__cplusplus >= 201103L || (defined(_MSC_VER) && _MSC_VER >= 1900))
187 # error Must have C++11 or newer.
188 # endif
189 # if __cplusplus >= 201402L || (defined(_MSVC_LANG) && _MSVC_LANG >= 201402L)
190 # define HAVE_CXX14 1
191 # endif
192 # if __cplusplus >= 201703L || (defined(_MSVC_LANG) && _MSVC_LANG >= 201703L)
193 # define HAVE_CXX17 1
194 # endif
195 #endif /* __cplusplus */
196 
197 /*---------------------------------------------------------------------
198  * types for 16 and 32 bits integers, etc...
199  *--------------------------------------------------------------------*/
200 #if UINT_MAX == 65535
201 typedef long GInt32;
202 typedef unsigned long GUInt32;
203 #else
204 
205 typedef int GInt32;
207 typedef unsigned int GUInt32;
208 #endif
209 
211 typedef short GInt16;
213 typedef unsigned short GUInt16;
215 typedef unsigned char GByte;
216 /* hack for PDF driver and poppler >= 0.15.0 that defines incompatible "typedef bool GBool" */
217 /* in include/poppler/goo/gtypes.h */
218 #ifndef CPL_GBOOL_DEFINED
219 
220 #define CPL_GBOOL_DEFINED
221 
223 typedef int GBool;
224 #endif
225 
227 #ifdef __cplusplus
228 #define CPL_STATIC_CAST(type, expr) static_cast<type>(expr)
229 #define CPL_REINTERPRET_CAST(type, expr) reinterpret_cast<type>(expr)
230 #else
231 #define CPL_STATIC_CAST(type, expr) ((type)(expr))
232 #define CPL_REINTERPRET_CAST(type, expr) ((type)(expr))
233 #endif
234 
236 /* -------------------------------------------------------------------- */
237 /* 64bit support */
238 /* -------------------------------------------------------------------- */
239 
240 #if defined(WIN32) && defined(_MSC_VER)
241 #define VSI_LARGE_API_SUPPORTED
242 #endif
243 
244 #if HAVE_LONG_LONG
245 
248 typedef long long GIntBig;
251 typedef unsigned long long GUIntBig;
252 
254 #define GINTBIG_MIN (CPL_STATIC_CAST(GIntBig, 0x80000000) << 32)
255 
256 #define GINTBIG_MAX ((CPL_STATIC_CAST(GIntBig, 0x7FFFFFFF) << 32) | 0xFFFFFFFFU)
257 
258 #define GUINTBIG_MAX ((CPL_STATIC_CAST(GUIntBig, 0xFFFFFFFFU) << 32) | 0xFFFFFFFFU)
259 
261 #define CPL_HAS_GINT64 1
262 
264 /* Note: we might want to use instead int64_t / uint64_t if they are available */
265 
267 typedef GIntBig GInt64;
270 
272 #define GINT64_MIN GINTBIG_MIN
273 
274 #define GINT64_MAX GINTBIG_MAX
275 
276 #define GUINT64_MAX GUINTBIG_MAX
277 
278 #else
279 
280 #error "64bit integer support required"
281 
282 #endif
283 
284 #if SIZEOF_VOIDP == 8
285 
286 typedef GIntBig GPtrDiff_t;
287 #else
288 
289 typedef int GPtrDiff_t;
290 #endif
291 
292 #ifdef GDAL_COMPILATION
293 #if HAVE_UINTPTR_T
294 #include <stdint.h>
295 typedef uintptr_t GUIntptr_t;
296 #elif SIZEOF_VOIDP == 8
297 typedef GUIntBig GUIntptr_t;
298 #else
299 typedef unsigned int GUIntptr_t;
300 #endif
301 
302 #define CPL_IS_ALIGNED(ptr, quant) ((CPL_REINTERPRET_CAST(GUIntptr_t, CPL_STATIC_CAST(const void*, ptr)) % (quant)) == 0)
303 
304 #endif
305 
306 #if defined(__MSVCRT__) || (defined(WIN32) && defined(_MSC_VER))
307  #define CPL_FRMT_GB_WITHOUT_PREFIX "I64"
308 #elif HAVE_LONG_LONG
309 
310  #define CPL_FRMT_GB_WITHOUT_PREFIX "ll"
311 #else
312  #define CPL_FRMT_GB_WITHOUT_PREFIX "l"
313 #endif
314 
316 #define CPL_FRMT_GIB "%" CPL_FRMT_GB_WITHOUT_PREFIX "d"
317 
318 #define CPL_FRMT_GUIB "%" CPL_FRMT_GB_WITHOUT_PREFIX "u"
319 
321 #define GUINTBIG_TO_DOUBLE(x) CPL_STATIC_CAST(double, x)
322 
325 #ifdef COMPAT_WITH_ICC_CONVERSION_CHECK
326 #define CPL_INT64_FITS_ON_INT32(x) ((x) >= INT_MIN && (x) <= INT_MAX)
327 #else
328 #define CPL_INT64_FITS_ON_INT32(x) (CPL_STATIC_CAST(GIntBig, CPL_STATIC_CAST(int, x)) == (x))
329 #endif
330 
332 /* ==================================================================== */
333 /* Other standard services. */
334 /* ==================================================================== */
335 #ifdef __cplusplus
336 
337 # define CPL_C_START extern "C" {
338 
339 # define CPL_C_END }
340 #else
341 # define CPL_C_START
342 # define CPL_C_END
343 #endif
344 
345 #ifndef CPL_DLL
346 #if defined(_MSC_VER) && !defined(CPL_DISABLE_DLL)
347 # define CPL_DLL __declspec(dllexport)
348 # define CPL_INTERNAL
349 #else
350 # if defined(USE_GCC_VISIBILITY_FLAG)
351 # define CPL_DLL __attribute__ ((visibility("default")))
352 # if !defined(__MINGW32__)
353 # define CPL_INTERNAL __attribute__((visibility("hidden")))
354 # else
355 # define CPL_INTERNAL
356 # endif
357 # else
358 # define CPL_DLL
359 # define CPL_INTERNAL
360 # endif
361 #endif
362 
363 #endif
364 
366 /* Should optional (normally private) interfaces be exported? */
367 #ifdef CPL_OPTIONAL_APIS
368 # define CPL_ODLL CPL_DLL
369 #else
370 # define CPL_ODLL
371 #endif
372 
374 #ifndef CPL_STDCALL
375 #if defined(_MSC_VER) && !defined(CPL_DISABLE_STDCALL)
376 # define CPL_STDCALL __stdcall
377 #else
378 # define CPL_STDCALL
379 #endif
380 #endif
381 
383 #ifdef _MSC_VER
384 # define FORCE_CDECL __cdecl
385 #else
386 # define FORCE_CDECL
387 #endif
388 
391 /* TODO : support for other compilers needed */
392 #if (defined(__GNUC__) && !defined(__NO_INLINE__)) || defined(_MSC_VER)
393 #define HAS_CPL_INLINE 1
394 #define CPL_INLINE __inline
395 #elif defined(__SUNPRO_CC)
396 #define HAS_CPL_INLINE 1
397 #define CPL_INLINE inline
398 #else
399 #define CPL_INLINE
400 #endif
401 
403 #ifndef MAX
404 
405 # define MIN(a,b) (((a)<(b)) ? (a) : (b))
406 
407 # define MAX(a,b) (((a)>(b)) ? (a) : (b))
408 #endif
409 
410 #ifndef ABS
411 
412 # define ABS(x) (((x)<0) ? (-1*(x)) : (x))
413 #endif
414 
415 #ifndef M_PI
416 
417 # define M_PI 3.14159265358979323846
418 /* 3.1415926535897932384626433832795 */
419 #endif
420 
421 /* -------------------------------------------------------------------- */
422 /* Macro to test equality of two floating point values. */
423 /* We use fabs() function instead of ABS() macro to avoid side */
424 /* effects. */
425 /* -------------------------------------------------------------------- */
427 #ifndef CPLIsEqual
428 # define CPLIsEqual(x,y) (fabs((x) - (y)) < 0.0000000000001)
429 #endif
430 
432 /* -------------------------------------------------------------------- */
433 /* Provide macros for case insensitive string comparisons. */
434 /* -------------------------------------------------------------------- */
435 #ifndef EQUAL
436 
437 #if defined(AFL_FRIENDLY) && defined(__GNUC__)
438 
439 static inline int CPL_afl_friendly_memcmp(const void* ptr1, const void* ptr2, size_t len)
440  __attribute__((always_inline));
441 
442 static inline int CPL_afl_friendly_memcmp(const void* ptr1, const void* ptr2, size_t len)
443 {
444  const unsigned char* bptr1 = (const unsigned char*)ptr1;
445  const unsigned char* bptr2 = (const unsigned char*)ptr2;
446  while( len-- )
447  {
448  unsigned char b1 = *(bptr1++);
449  unsigned char b2 = *(bptr2++);
450  if( b1 != b2 ) return b1 - b2;
451  }
452  return 0;
453 }
454 
455 static inline int CPL_afl_friendly_strcmp(const char* ptr1, const char* ptr2)
456  __attribute__((always_inline));
457 
458 static inline int CPL_afl_friendly_strcmp(const char* ptr1, const char* ptr2)
459 {
460  const unsigned char* usptr1 = (const unsigned char*)ptr1;
461  const unsigned char* usptr2 = (const unsigned char*)ptr2;
462  while( 1 )
463  {
464  unsigned char ch1 = *(usptr1++);
465  unsigned char ch2 = *(usptr2++);
466  if( ch1 == 0 || ch1 != ch2 ) return ch1 - ch2;
467  }
468 }
469 
470 static inline int CPL_afl_friendly_strncmp(const char* ptr1, const char* ptr2, size_t len)
471  __attribute__((always_inline));
472 
473 static inline int CPL_afl_friendly_strncmp(const char* ptr1, const char* ptr2, size_t len)
474 {
475  const unsigned char* usptr1 = (const unsigned char*)ptr1;
476  const unsigned char* usptr2 = (const unsigned char*)ptr2;
477  while( len -- )
478  {
479  unsigned char ch1 = *(usptr1++);
480  unsigned char ch2 = *(usptr2++);
481  if( ch1 == 0 || ch1 != ch2 ) return ch1 - ch2;
482  }
483  return 0;
484 }
485 
486 static inline int CPL_afl_friendly_strcasecmp(const char* ptr1, const char* ptr2)
487  __attribute__((always_inline));
488 
489 static inline int CPL_afl_friendly_strcasecmp(const char* ptr1, const char* ptr2)
490 {
491  const unsigned char* usptr1 = (const unsigned char*)ptr1;
492  const unsigned char* usptr2 = (const unsigned char*)ptr2;
493  while( 1 )
494  {
495  unsigned char ch1 = *(usptr1++);
496  unsigned char ch2 = *(usptr2++);
497  ch1 = (unsigned char)toupper(ch1);
498  ch2 = (unsigned char)toupper(ch2);
499  if( ch1 == 0 || ch1 != ch2 ) return ch1 - ch2;
500  }
501 }
502 
503 static inline int CPL_afl_friendly_strncasecmp(const char* ptr1, const char* ptr2, size_t len)
504  __attribute__((always_inline));
505 
506 static inline int CPL_afl_friendly_strncasecmp(const char* ptr1, const char* ptr2, size_t len)
507 {
508  const unsigned char* usptr1 = (const unsigned char*)ptr1;
509  const unsigned char* usptr2 = (const unsigned char*)ptr2;
510  while( len-- )
511  {
512  unsigned char ch1 = *(usptr1++);
513  unsigned char ch2 = *(usptr2++);
514  ch1 = (unsigned char)toupper(ch1);
515  ch2 = (unsigned char)toupper(ch2);
516  if( ch1 == 0 || ch1 != ch2 ) return ch1 - ch2;
517  }
518  return 0;
519 }
520 
521 static inline char* CPL_afl_friendly_strstr(const char* haystack, const char* needle)
522  __attribute__((always_inline));
523 
524 static inline char* CPL_afl_friendly_strstr(const char* haystack, const char* needle)
525 {
526  const char* ptr_haystack = haystack;
527  while( 1 )
528  {
529  const char* ptr_haystack2 = ptr_haystack;
530  const char* ptr_needle = needle;
531  while( 1 )
532  {
533  char ch1 = *(ptr_haystack2++);
534  char ch2 = *(ptr_needle++);
535  if( ch2 == 0 )
536  return (char*)ptr_haystack;
537  if( ch1 != ch2 )
538  break;
539  }
540  if( *ptr_haystack == 0 )
541  return NULL;
542  ptr_haystack ++;
543  }
544 }
545 
546 #undef strcmp
547 #undef strncmp
548 #define memcmp CPL_afl_friendly_memcmp
549 #define strcmp CPL_afl_friendly_strcmp
550 #define strncmp CPL_afl_friendly_strncmp
551 #define strcasecmp CPL_afl_friendly_strcasecmp
552 #define strncasecmp CPL_afl_friendly_strncasecmp
553 #define strstr CPL_afl_friendly_strstr
554 
555 #endif /* defined(AFL_FRIENDLY) && defined(__GNUC__) */
556 
557 # if defined(WIN32)
558 # define STRCASECMP(a,b) (stricmp(a,b))
559 # define STRNCASECMP(a,b,n) (strnicmp(a,b,n))
560 # else
561 
562 # define STRCASECMP(a,b) (strcasecmp(a,b))
563 
564 # define STRNCASECMP(a,b,n) (strncasecmp(a,b,n))
565 # endif
566 
567 # define EQUALN(a,b,n) (STRNCASECMP(a,b,n)==0)
568 
569 # define EQUAL(a,b) (STRCASECMP(a,b)==0)
570 #endif
571 
572 /*---------------------------------------------------------------------
573  * Does a string "a" start with string "b". Search is case-sensitive or,
574  * with CI, it is a case-insensitive comparison.
575  *--------------------------------------------------------------------- */
576 #ifndef STARTS_WITH_CI
577 
578 #define STARTS_WITH(a,b) (strncmp(a,b,strlen(b)) == 0)
579 
580 #define STARTS_WITH_CI(a,b) EQUALN(a,b,strlen(b))
581 #endif
582 
584 #ifndef CPL_THREADLOCAL
585 # define CPL_THREADLOCAL
586 #endif
587 
589 /* -------------------------------------------------------------------- */
590 /* Handle isnan() and isinf(). Note that isinf() and isnan() */
591 /* are supposed to be macros according to C99, defined in math.h */
592 /* Some systems (i.e. Tru64) don't have isinf() at all, so if */
593 /* the macro is not defined we just assume nothing is infinite. */
594 /* This may mean we have no real CPLIsInf() on systems with isinf()*/
595 /* function but no corresponding macro, but I can live with */
596 /* that since it isn't that important a test. */
597 /* -------------------------------------------------------------------- */
598 #ifdef _MSC_VER
599 # include <float.h>
600 # define CPLIsNan(x) _isnan(x)
601 # define CPLIsInf(x) (!_isnan(x) && !_finite(x))
602 # define CPLIsFinite(x) _finite(x)
603 #elif defined(__GNUC__) && ( __GNUC__ > 4 || ( __GNUC__ == 4 && __GNUC_MINOR__ >= 4 ) )
604 /* When including <cmath> in C++11 the isnan() macro is undefined, so that */
605 /* std::isnan() can work (#6489). This is a GCC specific workaround for now. */
606 # define CPLIsNan(x) __builtin_isnan(x)
607 # define CPLIsInf(x) __builtin_isinf(x)
608 # define CPLIsFinite(x) __builtin_isfinite(x)
609 #elif defined(__cplusplus) && defined(HAVE_STD_IS_NAN) && HAVE_STD_IS_NAN
610 extern "C++" {
611 #ifndef DOXYGEN_SKIP
612 #include <cmath>
613 #endif
614 static inline int CPLIsNan(float f) { return std::isnan(f); }
615 static inline int CPLIsNan(double f) { return std::isnan(f); }
616 static inline int CPLIsInf(float f) { return std::isinf(f); }
617 static inline int CPLIsInf(double f) { return std::isinf(f); }
618 static inline int CPLIsFinite(float f) { return std::isfinite(f); }
619 static inline int CPLIsFinite(double f) { return std::isfinite(f); }
620 }
621 #else
622 
623 #if defined(__cplusplus) && defined(__GNUC__) && defined(__linux) && !defined(__ANDROID__) && !defined(CPL_SUPRESS_CPLUSPLUS)
624 /* so to not get warning about conversion from double to float with */
625 /* gcc -Wfloat-conversion when using isnan()/isinf() macros */
626 extern "C++" {
627 static inline int CPLIsNan(float f) { return __isnanf(f); }
628 static inline int CPLIsNan(double f) { return __isnan(f); }
629 static inline int CPLIsInf(float f) { return __isinff(f); }
630 static inline int CPLIsInf(double f) { return __isinf(f); }
631 static inline int CPLIsFinite(float f) { return !__isnanf(f) && !__isinff(f); }
632 static inline int CPLIsFinite(double f) { return !__isnan(f) && !__isinf(f); }
633 }
634 #else
635 # define CPLIsNan(x) isnan(x)
636 # if defined(isinf) || defined(__FreeBSD__)
637 
638 # define CPLIsInf(x) isinf(x)
639 
640 # define CPLIsFinite(x) (!isnan(x) && !isinf(x))
641 # elif defined(__sun__)
642 # include <ieeefp.h>
643 # define CPLIsInf(x) (!finite(x) && !isnan(x))
644 # define CPLIsFinite(x) finite(x)
645 # else
646 # define CPLIsInf(x) (0)
647 # define CPLIsFinite(x) (!isnan(x))
648 # endif
649 #endif
650 #endif
651 
653 /*---------------------------------------------------------------------
654  * CPL_LSB and CPL_MSB
655  * Only one of these 2 macros should be defined and specifies the byte
656  * ordering for the current platform.
657  * This should be defined in the Makefile, but if it is not then
658  * the default is CPL_LSB (Intel ordering, LSB first).
659  *--------------------------------------------------------------------*/
660 #if defined(WORDS_BIGENDIAN) && !defined(CPL_MSB) && !defined(CPL_LSB)
661 # define CPL_MSB
662 #endif
663 
664 #if ! ( defined(CPL_LSB) || defined(CPL_MSB) )
665 #define CPL_LSB
666 #endif
667 
668 #if defined(CPL_LSB)
669 # define CPL_IS_LSB 1
670 #else
671 # define CPL_IS_LSB 0
672 #endif
673 
675 #if defined(__cplusplus) && !defined(CPL_SUPRESS_CPLUSPLUS)
676 
678 extern "C++" {
679 
680 template <bool b> struct CPLStaticAssert {};
681 template<> struct CPLStaticAssert<true>
682 {
683  static void my_function() {}
684 };
685 
686 } /* extern "C++" */
687 
688 #define CPL_STATIC_ASSERT(x) CPLStaticAssert<x>::my_function()
689 #define CPL_STATIC_ASSERT_IF_AVAILABLE(x) CPL_STATIC_ASSERT(x)
690 
691 #else /* __cplusplus */
692 
693 #define CPL_STATIC_ASSERT_IF_AVAILABLE(x)
694 
695 #endif /* __cplusplus */
696 
698 /*---------------------------------------------------------------------
699  * Little endian <==> big endian byte swap macros.
700  *--------------------------------------------------------------------*/
701 
703 #define CPL_SWAP16(x) CPL_STATIC_CAST(GUInt16, (CPL_STATIC_CAST(GUInt16, x) << 8) | (CPL_STATIC_CAST(GUInt16, x) >> 8) )
704 
705 #if defined(HAVE_GCC_BSWAP) && (defined(__i386__) || defined(__x86_64__))
706 /* Could potentially be extended to other architectures but must be checked */
707 /* that the intrinsic is indeed efficient */
708 /* GCC (at least 4.6 or above) need that include */
709 #include <x86intrin.h>
711 #define CPL_SWAP32(x) CPL_STATIC_CAST(GUInt32, __builtin_bswap32(CPL_STATIC_CAST(GUInt32, x)))
712 
713 #define CPL_SWAP64(x) CPL_STATIC_CAST(GUInt64, __builtin_bswap64(CPL_STATIC_CAST(GUInt64, x)))
714 #elif defined(_MSC_VER)
715 #define CPL_SWAP32(x) CPL_STATIC_CAST(GUInt32, _byteswap_ulong(CPL_STATIC_CAST(GUInt32, x)))
716 #define CPL_SWAP64(x) CPL_STATIC_CAST(GUInt64, _byteswap_uint64(CPL_STATIC_CAST(GUInt64, x)))
717 #else
718 
719 #define CPL_SWAP32(x) \
720  CPL_STATIC_CAST(GUInt32, \
721  ((CPL_STATIC_CAST(GUInt32, x) & 0x000000ffU) << 24) | \
722  ((CPL_STATIC_CAST(GUInt32, x) & 0x0000ff00U) << 8) | \
723  ((CPL_STATIC_CAST(GUInt32, x) & 0x00ff0000U) >> 8) | \
724  ((CPL_STATIC_CAST(GUInt32, x) & 0xff000000U) >> 24) )
725 
727 #define CPL_SWAP64(x) \
728  ((CPL_STATIC_CAST(GUInt64, CPL_SWAP32(CPL_STATIC_CAST(GUInt32, x))) << 32) | \
729  (CPL_STATIC_CAST(GUInt64, CPL_SWAP32(CPL_STATIC_CAST(GUInt32, CPL_STATIC_CAST(GUInt64, x) >> 32)))))
730 
731 #endif
732 
734 #define CPL_SWAP16PTR(x) \
735 { \
736  GByte byTemp, *_pabyDataT = CPL_REINTERPRET_CAST(GByte*, x); \
737  CPL_STATIC_ASSERT_IF_AVAILABLE(sizeof(*(x)) == 1 || sizeof(*(x)) == 2); \
738  \
739  byTemp = _pabyDataT[0]; \
740  _pabyDataT[0] = _pabyDataT[1]; \
741  _pabyDataT[1] = byTemp; \
742 }
743 
744 #if defined(MAKE_SANITIZE_HAPPY) || !(defined(__i386__) || defined(__x86_64__) || defined(_M_IX86) || defined(_M_X64))
745 
747 #define CPL_SWAP32PTR(x) \
748 { \
749  GByte byTemp, *_pabyDataT = CPL_REINTERPRET_CAST(GByte*, x); \
750  CPL_STATIC_ASSERT_IF_AVAILABLE(sizeof(*(x)) == 1 || sizeof(*(x)) == 4); \
751  \
752  byTemp = _pabyDataT[0]; \
753  _pabyDataT[0] = _pabyDataT[3]; \
754  _pabyDataT[3] = byTemp; \
755  byTemp = _pabyDataT[1]; \
756  _pabyDataT[1] = _pabyDataT[2]; \
757  _pabyDataT[2] = byTemp; \
758 }
759 
761 #define CPL_SWAP64PTR(x) \
762 { \
763  GByte byTemp, *_pabyDataT = CPL_REINTERPRET_CAST(GByte*, x); \
764  CPL_STATIC_ASSERT_IF_AVAILABLE(sizeof(*(x)) == 1 || sizeof(*(x)) == 8); \
765  \
766  byTemp = _pabyDataT[0]; \
767  _pabyDataT[0] = _pabyDataT[7]; \
768  _pabyDataT[7] = byTemp; \
769  byTemp = _pabyDataT[1]; \
770  _pabyDataT[1] = _pabyDataT[6]; \
771  _pabyDataT[6] = byTemp; \
772  byTemp = _pabyDataT[2]; \
773  _pabyDataT[2] = _pabyDataT[5]; \
774  _pabyDataT[5] = byTemp; \
775  byTemp = _pabyDataT[3]; \
776  _pabyDataT[3] = _pabyDataT[4]; \
777  _pabyDataT[4] = byTemp; \
778 }
779 
780 #else
781 
783 #define CPL_SWAP32PTR(x) \
784 { \
785  GUInt32 _n32; \
786  void* _lx = x; \
787  memcpy(&_n32, _lx, 4); \
788  CPL_STATIC_ASSERT_IF_AVAILABLE(sizeof(*(x)) == 1 || sizeof(*(x)) == 4); \
789  _n32 = CPL_SWAP32(_n32); \
790  memcpy(_lx, &_n32, 4); \
791 }
792 
794 #define CPL_SWAP64PTR(x) \
795 { \
796  GUInt64 _n64; \
797  void* _lx = x; \
798  memcpy(&_n64, _lx, 8); \
799  CPL_STATIC_ASSERT_IF_AVAILABLE(sizeof(*(x)) == 1 || sizeof(*(x)) == 8); \
800  _n64 = CPL_SWAP64(_n64); \
801  memcpy(_lx, &_n64, 8); \
802 }
803 
804 #endif
805 
807 #define CPL_SWAPDOUBLE(p) CPL_SWAP64PTR(p)
808 
809 #ifdef CPL_MSB
810 # define CPL_MSBWORD16(x) (x)
811 # define CPL_LSBWORD16(x) CPL_SWAP16(x)
812 # define CPL_MSBWORD32(x) (x)
813 # define CPL_LSBWORD32(x) CPL_SWAP32(x)
814 # define CPL_MSBPTR16(x) CPL_STATIC_ASSERT_IF_AVAILABLE(sizeof(*(x)) == 1 || sizeof(*(x)) == 2)
815 # define CPL_LSBPTR16(x) CPL_SWAP16PTR(x)
816 # define CPL_MSBPTR32(x) CPL_STATIC_ASSERT_IF_AVAILABLE(sizeof(*(x)) == 1 || sizeof(*(x)) == 4)
817 # define CPL_LSBPTR32(x) CPL_SWAP32PTR(x)
818 # define CPL_MSBPTR64(x) CPL_STATIC_ASSERT_IF_AVAILABLE(sizeof(*(x)) == 1 || sizeof(*(x)) == 8)
819 # define CPL_LSBPTR64(x) CPL_SWAP64PTR(x)
820 #else
821 
822 # define CPL_LSBWORD16(x) (x)
823 
824 # define CPL_MSBWORD16(x) CPL_SWAP16(x)
825 
826 # define CPL_LSBWORD32(x) (x)
827 
828 # define CPL_MSBWORD32(x) CPL_SWAP32(x)
829 
830 # define CPL_LSBPTR16(x) CPL_STATIC_ASSERT_IF_AVAILABLE(sizeof(*(x)) == 1 || sizeof(*(x)) == 2)
831 
832 # define CPL_MSBPTR16(x) CPL_SWAP16PTR(x)
833 
834 # define CPL_LSBPTR32(x) CPL_STATIC_ASSERT_IF_AVAILABLE(sizeof(*(x)) == 1 || sizeof(*(x)) == 4)
835 
836 # define CPL_MSBPTR32(x) CPL_SWAP32PTR(x)
837 
838 # define CPL_LSBPTR64(x) CPL_STATIC_ASSERT_IF_AVAILABLE(sizeof(*(x)) == 1 || sizeof(*(x)) == 8)
839 
840 # define CPL_MSBPTR64(x) CPL_SWAP64PTR(x)
841 #endif
842 
846 #define CPL_LSBINT16PTR(x) ((*CPL_REINTERPRET_CAST(const GByte*, x)) | (*((CPL_REINTERPRET_CAST(const GByte*, x))+1) << 8))
847 
851 #define CPL_LSBINT32PTR(x) ((*CPL_REINTERPRET_CAST(const GByte*, x)) | (*((CPL_REINTERPRET_CAST(const GByte*, x))+1) << 8) | \
852  (*((CPL_REINTERPRET_CAST(const GByte*, x))+2) << 16) | (*((CPL_REINTERPRET_CAST(const GByte*, x))+3) << 24))
853 
855 #define CPL_LSBSINT16PTR(x) CPL_STATIC_CAST(GInt16,CPL_LSBINT16PTR(x))
856 
858 #define CPL_LSBUINT16PTR(x) CPL_STATIC_CAST(GUInt16, CPL_LSBINT16PTR(x))
859 
861 #define CPL_LSBSINT32PTR(x) CPL_STATIC_CAST(GInt32, CPL_LSBINT32PTR(x))
862 
864 #define CPL_LSBUINT32PTR(x) CPL_STATIC_CAST(GUInt32, CPL_LSBINT32PTR(x))
865 
867 /* Utility macro to explicitly mark intentionally unreferenced parameters. */
868 #ifndef UNREFERENCED_PARAM
869 # ifdef UNREFERENCED_PARAMETER /* May be defined by Windows API */
870 # define UNREFERENCED_PARAM(param) UNREFERENCED_PARAMETER(param)
871 # else
872 # define UNREFERENCED_PARAM(param) ((void)param)
873 # endif /* UNREFERENCED_PARAMETER */
874 #endif /* UNREFERENCED_PARAM */
875 
877 /***********************************************************************
878  * Define CPL_CVSID() macro. It can be disabled during a build by
879  * defining DISABLE_CVSID in the compiler options.
880  *
881  * The cvsid_aw() function is just there to prevent reports of cpl_cvsid()
882  * being unused.
883  */
884 
886 #ifndef DISABLE_CVSID
887 #if defined(__GNUC__) && __GNUC__ >= 4
888 # define CPL_CVSID(string) static const char cpl_cvsid[] __attribute__((used)) = string;
889 #else
890 # define CPL_CVSID(string) static const char cpl_cvsid[] = string; \
891 static const char *cvsid_aw() { return( cvsid_aw() ? NULL : cpl_cvsid ); }
892 #endif
893 #else
894 # define CPL_CVSID(string)
895 #endif
896 
898 /* We exclude mingw64 4.6 which seems to be broken regarding this */
899 #if defined(__GNUC__) && __GNUC__ >= 4 && !defined(DOXYGEN_SKIP) && !(defined(__MINGW64__) && __GNUC__ == 4 && __GNUC_MINOR__ == 6)
900 
901 # define CPL_NULL_TERMINATED __attribute__((__sentinel__))
902 #else
903 
904 # define CPL_NULL_TERMINATED
905 #endif
906 
907 #if defined(__GNUC__) && __GNUC__ >= 3 && !defined(DOXYGEN_SKIP)
908 
909 #define CPL_PRINT_FUNC_FORMAT( format_idx, arg_idx ) __attribute__((__format__ (__printf__, format_idx, arg_idx)))
910 
911 #define CPL_SCAN_FUNC_FORMAT( format_idx, arg_idx ) __attribute__((__format__ (__scanf__, format_idx, arg_idx)))
912 #else
913 
914 #define CPL_PRINT_FUNC_FORMAT( format_idx, arg_idx )
915 
916 #define CPL_SCAN_FUNC_FORMAT( format_idx, arg_idx )
917 #endif
918 
919 #if defined(_MSC_VER) && (defined(GDAL_COMPILATION) || defined(CPL_ENABLE_MSVC_ANNOTATIONS))
920 #include <sal.h>
923 # define CPL_FORMAT_STRING(arg) _Printf_format_string_ arg
924 
926 # define CPL_SCANF_FORMAT_STRING(arg) _Scanf_format_string_ arg
927 #else
928 
929 # define CPL_FORMAT_STRING(arg) arg
930 
931 # define CPL_SCANF_FORMAT_STRING(arg) arg
932 #endif /* defined(_MSC_VER) && defined(GDAL_COMPILATION) */
933 
934 #if defined(__GNUC__) && __GNUC__ >= 4 && !defined(DOXYGEN_SKIP)
935 
936 #define CPL_WARN_UNUSED_RESULT __attribute__((warn_unused_result))
937 #else
938 
939 #define CPL_WARN_UNUSED_RESULT
940 #endif
941 
942 #if defined(__GNUC__) && __GNUC__ >= 4
943 
944 # define CPL_UNUSED __attribute((__unused__))
945 #else
946 /* TODO: add cases for other compilers */
948 # define CPL_UNUSED
949 #endif
950 
951 #if defined(__GNUC__) && __GNUC__ >= 3 && !defined(DOXYGEN_SKIP)
952 
953 #define CPL_NO_RETURN __attribute__((noreturn))
954 #else
955 
956 #define CPL_NO_RETURN
957 #endif
958 
960 /* Clang __has_attribute */
961 #ifndef __has_attribute
962  #define __has_attribute(x) 0 // Compatibility with non-clang compilers.
963 #endif
964 
967 #if ((defined(__GNUC__) && (__GNUC__ >= 5 || (__GNUC__ == 4 && __GNUC_MINOR__ >= 9))) || __has_attribute(returns_nonnull)) && !defined(DOXYGEN_SKIP) && !defined(__INTEL_COMPILER)
968 
969 # define CPL_RETURNS_NONNULL __attribute__((returns_nonnull))
970 #else
971 
972 # define CPL_RETURNS_NONNULL
973 #endif
974 
975 #if defined(__GNUC__) && __GNUC__ >= 4 && !defined(DOXYGEN_SKIP)
976 
977 #define CPL_RESTRICT __restrict__
978 #else
979 
980 #define CPL_RESTRICT
981 #endif
982 
983 #if defined(__cplusplus) && !defined(CPL_SUPRESS_CPLUSPLUS)
984 
987 # define CPL_OVERRIDE override
988 
990 # define CPL_FINAL final
991 
997 # define CPL_DISALLOW_COPY_ASSIGN(ClassName) \
998  ClassName( const ClassName & ) = delete; \
999  ClassName &operator=( const ClassName & ) = delete;
1000 
1001 #endif /* __cplusplus */
1002 
1003 #if !defined(DOXYGEN_SKIP)
1004 #if defined(__has_extension)
1005  #if __has_extension(attribute_deprecated_with_message)
1006  /* Clang extension */
1007  #define CPL_WARN_DEPRECATED(x) __attribute__ ((deprecated(x)))
1008  #else
1009  #define CPL_WARN_DEPRECATED(x)
1010  #endif
1011 #elif defined(__GNUC__)
1012  #define CPL_WARN_DEPRECATED(x) __attribute__ ((deprecated))
1013 #else
1014  #define CPL_WARN_DEPRECATED(x)
1015 #endif
1016 #endif
1017 
1018 #if !defined(_MSC_VER) && !defined(__APPLE__) && !defined(_FORTIFY_SOURCE)
1020 # if defined(GDAL_COMPILATION) && defined(WARN_STANDARD_PRINTF)
1021 int vsnprintf(char *str, size_t size, const char* fmt, va_list args)
1022  CPL_WARN_DEPRECATED("Use CPLvsnprintf() instead");
1023 int snprintf(char *str, size_t size, const char* fmt, ...)
1025  CPL_WARN_DEPRECATED("Use CPLsnprintf() instead");
1026 int sprintf(char *str, const char* fmt, ...)
1027  CPL_PRINT_FUNC_FORMAT(2, 3)
1028  CPL_WARN_DEPRECATED("Use CPLsnprintf() instead");
1029 # elif defined(GDAL_COMPILATION) && !defined(DONT_DEPRECATE_SPRINTF)
1030 int sprintf(char *str, const char* fmt, ...)
1031  CPL_PRINT_FUNC_FORMAT(2, 3)
1032  CPL_WARN_DEPRECATED("Use snprintf() or CPLsnprintf() instead");
1033 # endif /* defined(GDAL_COMPILATION) && defined(WARN_STANDARD_PRINTF) */
1034 CPL_C_END
1035 #endif /* !defined(_MSC_VER) && !defined(__APPLE__) */
1036 
1037 #if defined(MAKE_SANITIZE_HAPPY) || !(defined(__i386__) || defined(__x86_64__) || defined(_M_IX86) || defined(_M_X64))
1038 
1039 #define CPL_CPU_REQUIRES_ALIGNED_ACCESS
1040 
1041 #endif
1042 
1043 #if defined(__cplusplus)
1044 
1045 #define CPL_ARRAYSIZE(array) \
1046  ((sizeof(array) / sizeof(*(array))) / \
1047  static_cast<size_t>(!(sizeof(array) % sizeof(*(array)))))
1048 
1049 extern "C++" {
1050 template<class T> static void CPL_IGNORE_RET_VAL(T) {}
1051 inline static bool CPL_TO_BOOL(int x) { return x != 0; }
1052 } /* extern "C++" */
1053 
1054 #endif /* __cplusplus */
1055 
1056 #if (((__GNUC__ > 4 || (__GNUC__ == 4 && __GNUC_MINOR__ >= 6)) || (defined(__clang__) && __clang_major__ >= 3)) && !defined(_MSC_VER))
1057 #define HAVE_GCC_DIAGNOSTIC_PUSH
1058 #endif
1059 
1060 #if ((__GNUC__ > 4 || (__GNUC__ == 4 && __GNUC_MINOR__ >= 2)) && !defined(_MSC_VER))
1061 #define HAVE_GCC_SYSTEM_HEADER
1062 #endif
1063 
1064 #if ((defined(__clang__) && (__clang_major__ > 3 || (__clang_major__ == 3 && __clang_minor__ >=7))) || __GNUC__ >= 7)
1065 
1066 # define CPL_FALLTHROUGH [[clang::fallthrough]];
1067 #else
1068 
1069 # define CPL_FALLTHROUGH
1070 #endif
1071 
1073 // Define DEBUG_BOOL to compile in "MSVC mode", ie error out when
1074 // a integer is assigned to a bool
1075 // WARNING: use only at compilation time, since it is know to not work
1076 // at runtime for unknown reasons (crash in MongoDB driver for example)
1077 #if defined(__cplusplus) && defined(DEBUG_BOOL) && !defined(DO_NOT_USE_DEBUG_BOOL) && !defined(CPL_SUPRESS_CPLUSPLUS)
1078 extern "C++" {
1079 class MSVCPedanticBool
1080 {
1081 
1082  friend bool operator== (const bool& one, const MSVCPedanticBool& other);
1083  friend bool operator!= (const bool& one, const MSVCPedanticBool& other);
1084 
1085  bool b;
1086  MSVCPedanticBool(int bIn);
1087 
1088  public:
1089  /* b not initialized on purpose in default ctor to flag use. */
1090  /* cppcheck-suppress uninitMemberVar */
1091  MSVCPedanticBool() {}
1092  MSVCPedanticBool(bool bIn) : b(bIn) {}
1093  MSVCPedanticBool(const MSVCPedanticBool& other) : b(other.b) {}
1094 
1095  MSVCPedanticBool& operator= (const MSVCPedanticBool& other) { b = other.b; return *this; }
1096  MSVCPedanticBool& operator&= (const MSVCPedanticBool& other) { b &= other.b; return *this; }
1097  MSVCPedanticBool& operator|= (const MSVCPedanticBool& other) { b |= other.b; return *this; }
1098 
1099  bool operator== (const bool& other) const { return b == other; }
1100  bool operator!= (const bool& other) const { return b != other; }
1101  bool operator< (const bool& other) const { return b < other; }
1102  bool operator== (const MSVCPedanticBool& other) const { return b == other.b; }
1103  bool operator!= (const MSVCPedanticBool& other) const { return b != other.b; }
1104  bool operator< (const MSVCPedanticBool& other) const { return b < other.b; }
1105 
1106  bool operator! () const { return !b; }
1107  operator bool() const { return b; }
1108  operator int() const { return b; }
1109  operator GIntBig() const { return b; }
1110 };
1111 
1112 inline bool operator== (const bool& one, const MSVCPedanticBool& other) { return one == other.b; }
1113 inline bool operator!= (const bool& one, const MSVCPedanticBool& other) { return one != other.b; }
1114 
1115 /* We must include all C++ stuff before to avoid issues with templates that use bool */
1116 #include <vector>
1117 #include <map>
1118 #include <set>
1119 #include <string>
1120 #include <cstddef>
1121 #include <limits>
1122 #include <sstream>
1123 #include <fstream>
1124 #include <algorithm>
1125 #include <functional>
1126 #include <memory>
1127 #include <queue>
1128 #include <mutex>
1129 #include <unordered_map>
1130 #include <thread>
1131 #include <unordered_set>
1132 #include <complex>
1133 #include <iomanip>
1134 
1135 } /* extern C++ */
1136 
1137 #undef FALSE
1138 #define FALSE false
1139 #undef TRUE
1140 #define TRUE true
1141 
1142 /* In the very few cases we really need a "simple" type, fallback to bool */
1143 #define EMULATED_BOOL int
1144 
1145 /* Use our class instead of bool */
1146 #define bool MSVCPedanticBool
1147 
1148 /* "volatile bool" with the below substitution doesn't really work. */
1149 /* Just for the sake of the debug, we don't really need volatile */
1150 #define VOLATILE_BOOL bool
1151 
1152 #else /* defined(__cplusplus) && defined(DEBUG_BOOL) */
1153 
1154 #ifndef FALSE
1155 # define FALSE 0
1156 #endif
1157 
1158 #ifndef TRUE
1159 # define TRUE 1
1160 #endif
1161 
1162 #define EMULATED_BOOL bool
1163 #define VOLATILE_BOOL volatile bool
1164 
1165 #endif /* defined(__cplusplus) && defined(DEBUG_BOOL) */
1166 
1167 #if __clang_major__ >= 4 || (__clang_major__ == 3 && __clang_minor__ >= 8)
1168 #define CPL_NOSANITIZE_UNSIGNED_INT_OVERFLOW __attribute__((no_sanitize("unsigned-integer-overflow")))
1169 #else
1170 #define CPL_NOSANITIZE_UNSIGNED_INT_OVERFLOW
1171 #endif
1172 
1175 #if defined(__cplusplus) && !defined(CPL_SUPRESS_CPLUSPLUS)
1176 #define CPL_NULLPTR nullptr
1177 #else
1178 #define CPL_NULLPTR NULL
1179 #endif
1180 
1182 /* This typedef is for C functions that take char** as argument, but */
1183 /* with the semantics of a const list. In C, char** is not implicitly cast to */
1184 /* const char* const*, contrary to C++. So when seen for C++, it is OK */
1185 /* to expose the prototyes as const char* const*, but for C we keep the */
1186 /* historical definition to avoid warnings. */
1187 #if defined(__cplusplus) && !defined(CPL_SUPRESS_CPLUSPLUS) && !defined(DOXYGEN_SKIP)
1188 
1190 typedef const char* const* CSLConstList;
1191 #else
1192 
1194 typedef char** CSLConstList;
1195 #endif
1196 
1197 #endif /* ndef CPL_BASE_H_INCLUDED */
#define CPL_C_START
Macro to start a block of C symbols.
Definition: cpl_port.h:337
int GBool
Type for boolean values (alias to int)
Definition: cpl_port.h:223
int GInt32
Int32 type.
Definition: cpl_port.h:205
unsigned int GUInt32
Unsigned int32 type.
Definition: cpl_port.h:207
short GInt16
Int16 type.
Definition: cpl_port.h:211
unsigned char GByte
Unsigned byte type.
Definition: cpl_port.h:215
#define CPL_PRINT_FUNC_FORMAT(format_idx, arg_idx)
Tag a function to have printf() formatting.
Definition: cpl_port.h:914
GUIntBig GUInt64
Unsigned 64 bit integer type.
Definition: cpl_port.h:269
char ** CSLConstList
Type of a constant null-terminated list of nul terminated strings.
Definition: cpl_port.h:1194
unsigned long long GUIntBig
Large unsigned integer type (generally 64-bit unsigned integer type).
Definition: cpl_port.h:251
unsigned short GUInt16
Unsigned int16 type.
Definition: cpl_port.h:213
int CPLsnprintf(char *str, size_t size, const char *fmt,...)
snprintf() wrapper that is not sensitive to LC_NUMERIC settings.
Definition: cpl_string.cpp:1337
#define CPL_C_END
Macro to end a block of C symbols.
Definition: cpl_port.h:339
long long GIntBig
Large signed integer type (generally 64-bit integer type).
Definition: cpl_port.h:248
int GPtrDiff_t
Integer type large enough to hold the difference between 2 addresses.
Definition: cpl_port.h:289
GIntBig GInt64
Signed 64 bit integer type.
Definition: cpl_port.h:267

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