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cpl_port.h
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1 /******************************************************************************
2 * $Id$
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__ >= 201112L && _XOPEN_SOURCE < 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
190 # define HAVE_CXX14 1
191 # endif
192 /* TODO(schwehr): What is the correct test for C++ 17? */
193 #endif /* __cplusplus */
194
195 /*---------------------------------------------------------------------
196 * types for 16 and 32 bits integers, etc...
197 *--------------------------------------------------------------------*/
198 #if UINT_MAX == 65535
199 typedef long GInt32;
200 typedef unsigned long GUInt32;
201 #else
202
203 typedef int GInt32;
205 typedef unsigned int GUInt32;
206 #endif
207
209 typedef short GInt16;
211 typedef unsigned short GUInt16;
213 typedef unsigned char GByte;
214 /* hack for PDF driver and poppler >= 0.15.0 that defines incompatible "typedef bool GBool" */
215 /* in include/poppler/goo/gtypes.h */
216 #ifndef CPL_GBOOL_DEFINED
217
218 #define CPL_GBOOL_DEFINED
219
221 typedef int GBool;
222 #endif
223
225 #ifdef __cplusplus
226 #define CPL_STATIC_CAST(type, expr) static_cast<type>(expr)
227 #define CPL_REINTERPRET_CAST(type, expr) reinterpret_cast<type>(expr)
228 #else
229 #define CPL_STATIC_CAST(type, expr) ((type)(expr))
230 #define CPL_REINTERPRET_CAST(type, expr) ((type)(expr))
231 #endif
232
234 /* -------------------------------------------------------------------- */
235 /* 64bit support */
236 /* -------------------------------------------------------------------- */
237
238 #if defined(WIN32) && defined(_MSC_VER)
239 #define VSI_LARGE_API_SUPPORTED
240 #endif
241
242 #if HAVE_LONG_LONG
243
246 typedef long long GIntBig;
249 typedef unsigned long long GUIntBig;
250
252 #define GINTBIG_MIN (CPL_STATIC_CAST(GIntBig, 0x80000000) << 32)
253
254 #define GINTBIG_MAX ((CPL_STATIC_CAST(GIntBig, 0x7FFFFFFF) << 32) | 0xFFFFFFFFU)
255
256 #define GUINTBIG_MAX ((CPL_STATIC_CAST(GUIntBig, 0xFFFFFFFFU) << 32) | 0xFFFFFFFFU)
257
259 #define CPL_HAS_GINT64 1
260
262 /* Note: we might want to use instead int64_t / uint64_t if they are available */
263
265 typedef GIntBig GInt64;
267 typedef GUIntBig GUInt64;
268
270 #define GINT64_MIN GINTBIG_MIN
271
272 #define GINT64_MAX GINTBIG_MAX
273
274 #define GUINT64_MAX GUINTBIG_MAX
275
276 #else
277
278 #error "64bit integer support required"
279
280 #endif
281
282 #if SIZEOF_VOIDP == 8
283
284 typedef GIntBig GPtrDiff_t;
285 #else
286
287 typedef int GPtrDiff_t;
288 #endif
289
290 #ifdef GDAL_COMPILATION
291 #if HAVE_UINTPTR_T
292 #include <stdint.h>
293 typedef uintptr_t GUIntptr_t;
294 #elif SIZEOF_VOIDP == 8
295 typedef GUIntBig GUIntptr_t;
296 #else
297 typedef unsigned int GUIntptr_t;
298 #endif
299
300 #define CPL_IS_ALIGNED(ptr, quant) ((CPL_REINTERPRET_CAST(GUIntptr_t, CPL_STATIC_CAST(const void*, ptr)) % (quant)) == 0)
301
302 #endif
303
304 #if defined(__MSVCRT__) || (defined(WIN32) && defined(_MSC_VER))
305 #define CPL_FRMT_GB_WITHOUT_PREFIX "I64"
306 #elif HAVE_LONG_LONG
307
308 #define CPL_FRMT_GB_WITHOUT_PREFIX "ll"
309 #else
310 #define CPL_FRMT_GB_WITHOUT_PREFIX "l"
311 #endif
312
314 #define CPL_FRMT_GIB "%" CPL_FRMT_GB_WITHOUT_PREFIX "d"
315
316 #define CPL_FRMT_GUIB "%" CPL_FRMT_GB_WITHOUT_PREFIX "u"
317
319 #define GUINTBIG_TO_DOUBLE(x) CPL_STATIC_CAST(double, x)
320
323 #ifdef COMPAT_WITH_ICC_CONVERSION_CHECK
324 #define CPL_INT64_FITS_ON_INT32(x) ((x) >= INT_MIN && (x) <= INT_MAX)
325 #else
326 #define CPL_INT64_FITS_ON_INT32(x) (CPL_STATIC_CAST(GIntBig, CPL_STATIC_CAST(int, x)) == (x))
327 #endif
328
330 /* ==================================================================== */
331 /* Other standard services. */
332 /* ==================================================================== */
333 #ifdef __cplusplus
334
335 # define CPL_C_START extern "C" {
336
337 # define CPL_C_END }
338 #else
339 # define CPL_C_START
340 # define CPL_C_END
341 #endif
342
343 #ifndef CPL_DLL
344 #if defined(_MSC_VER) && !defined(CPL_DISABLE_DLL)
345 # define CPL_DLL __declspec(dllexport)
346 #else
347 # if defined(USE_GCC_VISIBILITY_FLAG)
348 # define CPL_DLL __attribute__ ((visibility("default")))
349 # else
350 # define CPL_DLL
351 # endif
352 #endif
353 #endif
354
356 /* Should optional (normally private) interfaces be exported? */
357 #ifdef CPL_OPTIONAL_APIS
358 # define CPL_ODLL CPL_DLL
359 #else
360 # define CPL_ODLL
361 #endif
362
364 #ifndef CPL_STDCALL
365 #if defined(_MSC_VER) && !defined(CPL_DISABLE_STDCALL)
366 # define CPL_STDCALL __stdcall
367 #else
368 # define CPL_STDCALL
369 #endif
370 #endif
371
373 #ifdef _MSC_VER
374 # define FORCE_CDECL __cdecl
375 #else
376 # define FORCE_CDECL
377 #endif
378
381 /* TODO : support for other compilers needed */
382 #if (defined(__GNUC__) && !defined(__NO_INLINE__)) || defined(_MSC_VER)
383 #define HAS_CPL_INLINE 1
384 #define CPL_INLINE __inline
385 #elif defined(__SUNPRO_CC)
386 #define HAS_CPL_INLINE 1
387 #define CPL_INLINE inline
388 #else
389 #define CPL_INLINE
390 #endif
391
393 #ifndef MAX
394
395 # define MIN(a,b) (((a)<(b)) ? (a) : (b))
396
397 # define MAX(a,b) (((a)>(b)) ? (a) : (b))
398 #endif
399
400 #ifndef ABS
401
402 # define ABS(x) (((x)<0) ? (-1*(x)) : (x))
403 #endif
404
405 #ifndef M_PI
406
407 # define M_PI 3.14159265358979323846
408 /* 3.1415926535897932384626433832795 */
409 #endif
410
411 /* -------------------------------------------------------------------- */
412 /* Macro to test equality of two floating point values. */
413 /* We use fabs() function instead of ABS() macro to avoid side */
414 /* effects. */
415 /* -------------------------------------------------------------------- */
417 #ifndef CPLIsEqual
418 # define CPLIsEqual(x,y) (fabs((x) - (y)) < 0.0000000000001)
419 #endif
420
422 /* -------------------------------------------------------------------- */
423 /* Provide macros for case insensitive string comparisons. */
424 /* -------------------------------------------------------------------- */
425 #ifndef EQUAL
426
427 #if defined(AFL_FRIENDLY) && defined(__GNUC__)
428
429 static inline int CPL_afl_friendly_memcmp(const void* ptr1, const void* ptr2, size_t len)
430 __attribute__((always_inline));
431
432 static inline int CPL_afl_friendly_memcmp(const void* ptr1, const void* ptr2, size_t len)
433 {
434 const unsigned char* bptr1 = (const unsigned char*)ptr1;
435 const unsigned char* bptr2 = (const unsigned char*)ptr2;
436 while( len-- )
437 {
438 unsigned char b1 = *(bptr1++);
439 unsigned char b2 = *(bptr2++);
440 if( b1 != b2 ) return b1 - b2;
441 }
442 return 0;
443 }
444
445 static inline int CPL_afl_friendly_strcmp(const char* ptr1, const char* ptr2)
446 __attribute__((always_inline));
447
448 static inline int CPL_afl_friendly_strcmp(const char* ptr1, const char* ptr2)
449 {
450 const unsigned char* usptr1 = (const unsigned char*)ptr1;
451 const unsigned char* usptr2 = (const unsigned char*)ptr2;
452 while( 1 )
453 {
454 unsigned char ch1 = *(usptr1++);
455 unsigned char ch2 = *(usptr2++);
456 if( ch1 == 0 || ch1 != ch2 ) return ch1 - ch2;
457 }
458 }
459
460 static inline int CPL_afl_friendly_strncmp(const char* ptr1, const char* ptr2, size_t len)
461 __attribute__((always_inline));
462
463 static inline int CPL_afl_friendly_strncmp(const char* ptr1, const char* ptr2, size_t len)
464 {
465 const unsigned char* usptr1 = (const unsigned char*)ptr1;
466 const unsigned char* usptr2 = (const unsigned char*)ptr2;
467 while( len -- )
468 {
469 unsigned char ch1 = *(usptr1++);
470 unsigned char ch2 = *(usptr2++);
471 if( ch1 == 0 || ch1 != ch2 ) return ch1 - ch2;
472 }
473 return 0;
474 }
475
476 static inline int CPL_afl_friendly_strcasecmp(const char* ptr1, const char* ptr2)
477 __attribute__((always_inline));
478
479 static inline int CPL_afl_friendly_strcasecmp(const char* ptr1, const char* ptr2)
480 {
481 const unsigned char* usptr1 = (const unsigned char*)ptr1;
482 const unsigned char* usptr2 = (const unsigned char*)ptr2;
483 while( 1 )
484 {
485 unsigned char ch1 = *(usptr1++);
486 unsigned char ch2 = *(usptr2++);
487 ch1 = (unsigned char)toupper(ch1);
488 ch2 = (unsigned char)toupper(ch2);
489 if( ch1 == 0 || ch1 != ch2 ) return ch1 - ch2;
490 }
491 }
492
493 static inline int CPL_afl_friendly_strncasecmp(const char* ptr1, const char* ptr2, size_t len)
494 __attribute__((always_inline));
495
496 static inline int CPL_afl_friendly_strncasecmp(const char* ptr1, const char* ptr2, size_t len)
497 {
498 const unsigned char* usptr1 = (const unsigned char*)ptr1;
499 const unsigned char* usptr2 = (const unsigned char*)ptr2;
500 while( len-- )
501 {
502 unsigned char ch1 = *(usptr1++);
503 unsigned char ch2 = *(usptr2++);
504 ch1 = (unsigned char)toupper(ch1);
505 ch2 = (unsigned char)toupper(ch2);
506 if( ch1 == 0 || ch1 != ch2 ) return ch1 - ch2;
507 }
508 return 0;
509 }
510
511 static inline char* CPL_afl_friendly_strstr(const char* haystack, const char* needle)
512 __attribute__((always_inline));
513
514 static inline char* CPL_afl_friendly_strstr(const char* haystack, const char* needle)
515 {
516 const char* ptr_haystack = haystack;
517 while( 1 )
518 {
519 const char* ptr_haystack2 = ptr_haystack;
520 const char* ptr_needle = needle;
521 while( 1 )
522 {
523 char ch1 = *(ptr_haystack2++);
524 char ch2 = *(ptr_needle++);
525 if( ch2 == 0 )
526 return (char*)ptr_haystack;
527 if( ch1 != ch2 )
528 break;
529 }
530 if( *ptr_haystack == 0 )
531 return NULL;
532 ptr_haystack ++;
533 }
534 }
535
536 #undef strcmp
537 #undef strncmp
538 #define memcmp CPL_afl_friendly_memcmp
539 #define strcmp CPL_afl_friendly_strcmp
540 #define strncmp CPL_afl_friendly_strncmp
541 #define strcasecmp CPL_afl_friendly_strcasecmp
542 #define strncasecmp CPL_afl_friendly_strncasecmp
543 #define strstr CPL_afl_friendly_strstr
544
545 #endif /* defined(AFL_FRIENDLY) && defined(__GNUC__) */
546
547 # if defined(WIN32)
548 # define STRCASECMP(a,b) (stricmp(a,b))
549 # define STRNCASECMP(a,b,n) (strnicmp(a,b,n))
550 # else
551
552 # define STRCASECMP(a,b) (strcasecmp(a,b))
553
554 # define STRNCASECMP(a,b,n) (strncasecmp(a,b,n))
555 # endif
556
557 # define EQUALN(a,b,n) (STRNCASECMP(a,b,n)==0)
558
559 # define EQUAL(a,b) (STRCASECMP(a,b)==0)
560 #endif
561
562 /*---------------------------------------------------------------------
563 * Does a string "a" start with string "b". Search is case-sensitive or,
564 * with CI, it is a case-insensitive comparison.
565 *--------------------------------------------------------------------- */
566 #ifndef STARTS_WITH_CI
567
568 #define STARTS_WITH(a,b) (strncmp(a,b,strlen(b)) == 0)
569
570 #define STARTS_WITH_CI(a,b) EQUALN(a,b,strlen(b))
571 #endif
572
574 #ifndef CPL_THREADLOCAL
575 # define CPL_THREADLOCAL
576 #endif
577
579 /* -------------------------------------------------------------------- */
580 /* Handle isnan() and isinf(). Note that isinf() and isnan() */
581 /* are supposed to be macros according to C99, defined in math.h */
582 /* Some systems (i.e. Tru64) don't have isinf() at all, so if */
583 /* the macro is not defined we just assume nothing is infinite. */
584 /* This may mean we have no real CPLIsInf() on systems with isinf()*/
585 /* function but no corresponding macro, but I can live with */
586 /* that since it isn't that important a test. */
587 /* -------------------------------------------------------------------- */
588 #ifdef _MSC_VER
589 # include <float.h>
590 # define CPLIsNan(x) _isnan(x)
591 # define CPLIsInf(x) (!_isnan(x) && !_finite(x))
592 # define CPLIsFinite(x) _finite(x)
593 #elif defined(__GNUC__) && ( __GNUC__ > 4 || ( __GNUC__ == 4 && __GNUC_MINOR__ >= 4 ) )
594 /* When including <cmath> in C++11 the isnan() macro is undefined, so that */
595 /* std::isnan() can work (#6489). This is a GCC specific workaround for now. */
596 # define CPLIsNan(x) __builtin_isnan(x)
597 # define CPLIsInf(x) __builtin_isinf(x)
598 # define CPLIsFinite(x) __builtin_isfinite(x)
599 #elif defined(__cplusplus) && defined(HAVE_STD_IS_NAN) && HAVE_STD_IS_NAN
600 extern "C++" {
601 #ifndef DOXYGEN_SKIP
602 #include <cmath>
603 #endif
604 static inline int CPLIsNan(float f) { return std::isnan(f); }
605 static inline int CPLIsNan(double f) { return std::isnan(f); }
606 static inline int CPLIsInf(float f) { return std::isinf(f); }
607 static inline int CPLIsInf(double f) { return std::isinf(f); }
608 static inline int CPLIsFinite(float f) { return std::isfinite(f); }
609 static inline int CPLIsFinite(double f) { return std::isfinite(f); }
610 }
611 #else
612
613 #if defined(__cplusplus) && defined(__GNUC__) && defined(__linux) && !defined(__ANDROID__) && !defined(CPL_SUPRESS_CPLUSPLUS)
614 /* so to not get warning about conversion from double to float with */
615 /* gcc -Wfloat-conversion when using isnan()/isinf() macros */
616 extern "C++" {
617 static inline int CPLIsNan(float f) { return __isnanf(f); }
618 static inline int CPLIsNan(double f) { return __isnan(f); }
619 static inline int CPLIsInf(float f) { return __isinff(f); }
620 static inline int CPLIsInf(double f) { return __isinf(f); }
621 static inline int CPLIsFinite(float f) { return !__isnanf(f) && !__isinff(f); }
622 static inline int CPLIsFinite(double f) { return !__isnan(f) && !__isinf(f); }
623 }
624 #else
625 # define CPLIsNan(x) isnan(x)
626 # if defined(isinf) || defined(__FreeBSD__)
627
628 # define CPLIsInf(x) isinf(x)
629
630 # define CPLIsFinite(x) (!isnan(x) && !isinf(x))
631 # elif defined(__sun__)
632 # include <ieeefp.h>
633 # define CPLIsInf(x) (!finite(x) && !isnan(x))
634 # define CPLIsFinite(x) finite(x)
635 # else
636 # define CPLIsInf(x) (0)
637 # define CPLIsFinite(x) (!isnan(x))
638 # endif
639 #endif
640 #endif
641
643 /*---------------------------------------------------------------------
644 * CPL_LSB and CPL_MSB
645 * Only one of these 2 macros should be defined and specifies the byte
646 * ordering for the current platform.
647 * This should be defined in the Makefile, but if it is not then
648 * the default is CPL_LSB (Intel ordering, LSB first).
649 *--------------------------------------------------------------------*/
650 #if defined(WORDS_BIGENDIAN) && !defined(CPL_MSB) && !defined(CPL_LSB)
651 # define CPL_MSB
652 #endif
653
654 #if ! ( defined(CPL_LSB) || defined(CPL_MSB) )
655 #define CPL_LSB
656 #endif
657
658 #if defined(CPL_LSB)
659 # define CPL_IS_LSB 1
660 #else
661 # define CPL_IS_LSB 0
662 #endif
663
665 #if defined(__cplusplus) && !defined(CPL_SUPRESS_CPLUSPLUS)
666
668 extern "C++" {
669
670 template <bool b> struct CPLStaticAssert {};
671 template<> struct CPLStaticAssert<true>
672 {
673 static void my_function() {}
674 };
675
676 } /* extern "C++" */
677
678 #define CPL_STATIC_ASSERT(x) CPLStaticAssert<x>::my_function()
679 #define CPL_STATIC_ASSERT_IF_AVAILABLE(x) CPL_STATIC_ASSERT(x)
680
681 #else /* __cplusplus */
682
683 #define CPL_STATIC_ASSERT_IF_AVAILABLE(x)
684
685 #endif /* __cplusplus */
686
688 /*---------------------------------------------------------------------
689 * Little endian <==> big endian byte swap macros.
690 *--------------------------------------------------------------------*/
691
693 #define CPL_SWAP16(x) CPL_STATIC_CAST(GUInt16, (CPL_STATIC_CAST(GUInt16, x) << 8) | (CPL_STATIC_CAST(GUInt16, x) >> 8) )
694
695 #if defined(HAVE_GCC_BSWAP) && (defined(__i386__) || defined(__x86_64__))
696 /* Could potentially be extended to other architectures but must be checked */
697 /* that the intrinsic is indeed efficient */
698 /* GCC (at least 4.6 or above) need that include */
699 #include <x86intrin.h>
701 #define CPL_SWAP32(x) CPL_STATIC_CAST(GUInt32, __builtin_bswap32(CPL_STATIC_CAST(GUInt32, x)))
702
703 #define CPL_SWAP64(x) CPL_STATIC_CAST(GUInt64, __builtin_bswap64(CPL_STATIC_CAST(GUInt64, x)))
704 #elif defined(_MSC_VER)
705 #define CPL_SWAP32(x) CPL_STATIC_CAST(GUInt32, _byteswap_ulong(CPL_STATIC_CAST(GUInt32, x)))
706 #define CPL_SWAP64(x) CPL_STATIC_CAST(GUInt64, _byteswap_uint64(CPL_STATIC_CAST(GUInt64, x)))
707 #else
708
709 #define CPL_SWAP32(x) \
710 CPL_STATIC_CAST(GUInt32, \
711 ((CPL_STATIC_CAST(GUInt32, x) & 0x000000ffU) << 24) | \
712 ((CPL_STATIC_CAST(GUInt32, x) & 0x0000ff00U) << 8) | \
713 ((CPL_STATIC_CAST(GUInt32, x) & 0x00ff0000U) >> 8) | \
714 ((CPL_STATIC_CAST(GUInt32, x) & 0xff000000U) >> 24) )
715
717 #define CPL_SWAP64(x) \
718 ((CPL_STATIC_CAST(GUInt64, CPL_SWAP32(CPL_STATIC_CAST(GUInt32, x))) << 32) | \
719 (CPL_STATIC_CAST(GUInt64, CPL_SWAP32(CPL_STATIC_CAST(GUInt32, CPL_STATIC_CAST(GUInt64, x) >> 32)))))
720
721 #endif
722
724 #define CPL_SWAP16PTR(x) \
725 { \
726 GByte byTemp, *_pabyDataT = CPL_REINTERPRET_CAST(GByte*, x); \
727 CPL_STATIC_ASSERT_IF_AVAILABLE(sizeof(*(x)) == 1 || sizeof(*(x)) == 2); \
728 \
729 byTemp = _pabyDataT[0]; \
730 _pabyDataT[0] = _pabyDataT[1]; \
731 _pabyDataT[1] = byTemp; \
732 }
733
734 #if defined(MAKE_SANITIZE_HAPPY) || !(defined(__i386__) || defined(__x86_64__) || defined(_M_IX86) || defined(_M_X64))
735
737 #define CPL_SWAP32PTR(x) \
738 { \
739 GByte byTemp, *_pabyDataT = CPL_REINTERPRET_CAST(GByte*, x); \
740 CPL_STATIC_ASSERT_IF_AVAILABLE(sizeof(*(x)) == 1 || sizeof(*(x)) == 4); \
741 \
742 byTemp = _pabyDataT[0]; \
743 _pabyDataT[0] = _pabyDataT[3]; \
744 _pabyDataT[3] = byTemp; \
745 byTemp = _pabyDataT[1]; \
746 _pabyDataT[1] = _pabyDataT[2]; \
747 _pabyDataT[2] = byTemp; \
748 }
749
751 #define CPL_SWAP64PTR(x) \
752 { \
753 GByte byTemp, *_pabyDataT = CPL_REINTERPRET_CAST(GByte*, x); \
754 CPL_STATIC_ASSERT_IF_AVAILABLE(sizeof(*(x)) == 1 || sizeof(*(x)) == 8); \
755 \
756 byTemp = _pabyDataT[0]; \
757 _pabyDataT[0] = _pabyDataT[7]; \
758 _pabyDataT[7] = byTemp; \
759 byTemp = _pabyDataT[1]; \
760 _pabyDataT[1] = _pabyDataT[6]; \
761 _pabyDataT[6] = byTemp; \
762 byTemp = _pabyDataT[2]; \
763 _pabyDataT[2] = _pabyDataT[5]; \
764 _pabyDataT[5] = byTemp; \
765 byTemp = _pabyDataT[3]; \
766 _pabyDataT[3] = _pabyDataT[4]; \
767 _pabyDataT[4] = byTemp; \
768 }
769
770 #else
771
773 #define CPL_SWAP32PTR(x) \
774 { \
775 GUInt32 _n32; \
776 void* _lx = x; \
777 memcpy(&_n32, _lx, 4); \
778 CPL_STATIC_ASSERT_IF_AVAILABLE(sizeof(*(x)) == 1 || sizeof(*(x)) == 4); \
779 _n32 = CPL_SWAP32(_n32); \
780 memcpy(_lx, &_n32, 4); \
781 }
782
784 #define CPL_SWAP64PTR(x) \
785 { \
786 GUInt64 _n64; \
787 void* _lx = x; \
788 memcpy(&_n64, _lx, 8); \
789 CPL_STATIC_ASSERT_IF_AVAILABLE(sizeof(*(x)) == 1 || sizeof(*(x)) == 8); \
790 _n64 = CPL_SWAP64(_n64); \
791 memcpy(_lx, &_n64, 8); \
792 }
793
794 #endif
795
797 #define CPL_SWAPDOUBLE(p) CPL_SWAP64PTR(p)
798
799 #ifdef CPL_MSB
800 # define CPL_MSBWORD16(x) (x)
801 # define CPL_LSBWORD16(x) CPL_SWAP16(x)
802 # define CPL_MSBWORD32(x) (x)
803 # define CPL_LSBWORD32(x) CPL_SWAP32(x)
804 # define CPL_MSBPTR16(x) CPL_STATIC_ASSERT_IF_AVAILABLE(sizeof(*(x)) == 1 || sizeof(*(x)) == 2)
805 # define CPL_LSBPTR16(x) CPL_SWAP16PTR(x)
806 # define CPL_MSBPTR32(x) CPL_STATIC_ASSERT_IF_AVAILABLE(sizeof(*(x)) == 1 || sizeof(*(x)) == 4)
807 # define CPL_LSBPTR32(x) CPL_SWAP32PTR(x)
808 # define CPL_MSBPTR64(x) CPL_STATIC_ASSERT_IF_AVAILABLE(sizeof(*(x)) == 1 || sizeof(*(x)) == 8)
809 # define CPL_LSBPTR64(x) CPL_SWAP64PTR(x)
810 #else
811
812 # define CPL_LSBWORD16(x) (x)
813
814 # define CPL_MSBWORD16(x) CPL_SWAP16(x)
815
816 # define CPL_LSBWORD32(x) (x)
817
818 # define CPL_MSBWORD32(x) CPL_SWAP32(x)
819
820 # define CPL_LSBPTR16(x) CPL_STATIC_ASSERT_IF_AVAILABLE(sizeof(*(x)) == 1 || sizeof(*(x)) == 2)
821
822 # define CPL_MSBPTR16(x) CPL_SWAP16PTR(x)
823
824 # define CPL_LSBPTR32(x) CPL_STATIC_ASSERT_IF_AVAILABLE(sizeof(*(x)) == 1 || sizeof(*(x)) == 4)
825
826 # define CPL_MSBPTR32(x) CPL_SWAP32PTR(x)
827
828 # define CPL_LSBPTR64(x) CPL_STATIC_ASSERT_IF_AVAILABLE(sizeof(*(x)) == 1 || sizeof(*(x)) == 8)
829
830 # define CPL_MSBPTR64(x) CPL_SWAP64PTR(x)
831 #endif
832
836 #define CPL_LSBINT16PTR(x) ((*CPL_REINTERPRET_CAST(const GByte*, x)) | (*((CPL_REINTERPRET_CAST(const GByte*, x))+1) << 8))
837
841 #define CPL_LSBINT32PTR(x) ((*CPL_REINTERPRET_CAST(const GByte*, x)) | (*((CPL_REINTERPRET_CAST(const GByte*, x))+1) << 8) | \
842 (*((CPL_REINTERPRET_CAST(const GByte*, x))+2) << 16) | (*((CPL_REINTERPRET_CAST(const GByte*, x))+3) << 24))
843
845 #define CPL_LSBSINT16PTR(x) CPL_STATIC_CAST(GInt16,CPL_LSBINT16PTR(x))
846
848 #define CPL_LSBUINT16PTR(x) CPL_STATIC_CAST(GUInt16, CPL_LSBINT16PTR(x))
849
851 #define CPL_LSBSINT32PTR(x) CPL_STATIC_CAST(GInt32, CPL_LSBINT32PTR(x))
852
854 #define CPL_LSBUINT32PTR(x) CPL_STATIC_CAST(GUInt32, CPL_LSBINT32PTR(x))
855
857 /* Utility macro to explicitly mark intentionally unreferenced parameters. */
858 #ifndef UNREFERENCED_PARAM
859 # ifdef UNREFERENCED_PARAMETER /* May be defined by Windows API */
860 # define UNREFERENCED_PARAM(param) UNREFERENCED_PARAMETER(param)
861 # else
862 # define UNREFERENCED_PARAM(param) ((void)param)
863 # endif /* UNREFERENCED_PARAMETER */
864 #endif /* UNREFERENCED_PARAM */
865
867 /***********************************************************************
868 * Define CPL_CVSID() macro. It can be disabled during a build by
869 * defining DISABLE_CVSID in the compiler options.
870 *
871 * The cvsid_aw() function is just there to prevent reports of cpl_cvsid()
872 * being unused.
873 */
874
876 #ifndef DISABLE_CVSID
877 #if defined(__GNUC__) && __GNUC__ >= 4
878 # define CPL_CVSID(string) static const char cpl_cvsid[] __attribute__((used)) = string;
879 #else
880 # define CPL_CVSID(string) static const char cpl_cvsid[] = string; \
881 static const char *cvsid_aw() { return( cvsid_aw() ? NULL : cpl_cvsid ); }
882 #endif
883 #else
884 # define CPL_CVSID(string)
885 #endif
886
888 /* We exclude mingw64 4.6 which seems to be broken regarding this */
889 #if defined(__GNUC__) && __GNUC__ >= 4 && !defined(DOXYGEN_SKIP) && !(defined(__MINGW64__) && __GNUC__ == 4 && __GNUC_MINOR__ == 6)
890
891 # define CPL_NULL_TERMINATED __attribute__((__sentinel__))
892 #else
893
894 # define CPL_NULL_TERMINATED
895 #endif
896
897 #if defined(__GNUC__) && __GNUC__ >= 3 && !defined(DOXYGEN_SKIP)
898
899 #define CPL_PRINT_FUNC_FORMAT( format_idx, arg_idx ) __attribute__((__format__ (__printf__, format_idx, arg_idx)))
900
901 #define CPL_SCAN_FUNC_FORMAT( format_idx, arg_idx ) __attribute__((__format__ (__scanf__, format_idx, arg_idx)))
902 #else
903
904 #define CPL_PRINT_FUNC_FORMAT( format_idx, arg_idx )
905
906 #define CPL_SCAN_FUNC_FORMAT( format_idx, arg_idx )
907 #endif
908
909 #if defined(_MSC_VER) && (defined(GDAL_COMPILATION) || defined(CPL_ENABLE_MSVC_ANNOTATIONS))
910 #include <sal.h>
913 # define CPL_FORMAT_STRING(arg) _Printf_format_string_ arg
914
916 # define CPL_SCANF_FORMAT_STRING(arg) _Scanf_format_string_ arg
917 #else
918
919 # define CPL_FORMAT_STRING(arg) arg
920
921 # define CPL_SCANF_FORMAT_STRING(arg) arg
922 #endif /* defined(_MSC_VER) && defined(GDAL_COMPILATION) */
923
924 #if defined(__GNUC__) && __GNUC__ >= 4 && !defined(DOXYGEN_SKIP)
925
926 #define CPL_WARN_UNUSED_RESULT __attribute__((warn_unused_result))
927 #else
928
929 #define CPL_WARN_UNUSED_RESULT
930 #endif
931
932 #if defined(__GNUC__) && __GNUC__ >= 4
933
934 # define CPL_UNUSED __attribute((__unused__))
935 #else
936 /* TODO: add cases for other compilers */
938 # define CPL_UNUSED
939 #endif
940
941 #if defined(__GNUC__) && __GNUC__ >= 3 && !defined(DOXYGEN_SKIP)
942
943 #define CPL_NO_RETURN __attribute__((noreturn))
944 #else
945
946 #define CPL_NO_RETURN
947 #endif
948
950 /* Clang __has_attribute */
951 #ifndef __has_attribute
952 #define __has_attribute(x) 0 // Compatibility with non-clang compilers.
953 #endif
954
957 #if ((defined(__GNUC__) && (__GNUC__ >= 5 || (__GNUC__ == 4 && __GNUC_MINOR__ >= 9))) || __has_attribute(returns_nonnull)) && !defined(DOXYGEN_SKIP) && !defined(__INTEL_COMPILER)
958
959 # define CPL_RETURNS_NONNULL __attribute__((returns_nonnull))
960 #else
961
962 # define CPL_RETURNS_NONNULL
963 #endif
964
965 #if defined(__GNUC__) && __GNUC__ >= 4 && !defined(DOXYGEN_SKIP)
966
967 #define CPL_RESTRICT __restrict__
968 #else
969
970 #define CPL_RESTRICT
971 #endif
972
973 #if defined(__cplusplus) && !defined(CPL_SUPRESS_CPLUSPLUS)
974
977 # define CPL_OVERRIDE override
978
980 # define CPL_FINAL final
981
987 # define CPL_DISALLOW_COPY_ASSIGN(ClassName) \
988 ClassName( const ClassName & ) = delete; \
989 ClassName &operator=( const ClassName & ) = delete;
990
991 #endif /* __cplusplus */
992
993 #if !defined(DOXYGEN_SKIP)
994 #if defined(__has_extension)
995 #if __has_extension(attribute_deprecated_with_message)
996 /* Clang extension */
997 #define CPL_WARN_DEPRECATED(x) __attribute__ ((deprecated(x)))
998 #else
999 #define CPL_WARN_DEPRECATED(x)
1000 #endif
1001 #elif defined(__GNUC__)
1002 #define CPL_WARN_DEPRECATED(x) __attribute__ ((deprecated))
1003 #else
1004 #define CPL_WARN_DEPRECATED(x)
1005 #endif
1006 #endif
1007
1008 #if !defined(_MSC_VER) && !defined(__APPLE__) && !defined(_FORTIFY_SOURCE)
1009 CPL_C_START
1010 # if defined(GDAL_COMPILATION) && defined(WARN_STANDARD_PRINTF)
1011 int vsnprintf(char *str, size_t size, const char* fmt, va_list args)
1012 CPL_WARN_DEPRECATED("Use CPLvsnprintf() instead");
1013 int snprintf(char *str, size_t size, const char* fmt, ...)
1014 CPL_PRINT_FUNC_FORMAT(3,4)
1015 CPL_WARN_DEPRECATED("Use CPLsnprintf() instead");
1016 int sprintf(char *str, const char* fmt, ...)
1017 CPL_PRINT_FUNC_FORMAT(2, 3)
1018 CPL_WARN_DEPRECATED("Use CPLsnprintf() instead");
1019 # elif defined(GDAL_COMPILATION) && !defined(DONT_DEPRECATE_SPRINTF)
1020 int sprintf(char *str, const char* fmt, ...)
1021 CPL_PRINT_FUNC_FORMAT(2, 3)
1022 CPL_WARN_DEPRECATED("Use snprintf() or CPLsnprintf() instead");
1023 # endif /* defined(GDAL_COMPILATION) && defined(WARN_STANDARD_PRINTF) */
1024 CPL_C_END
1025 #endif /* !defined(_MSC_VER) && !defined(__APPLE__) */
1026
1027 #if defined(MAKE_SANITIZE_HAPPY) || !(defined(__i386__) || defined(__x86_64__) || defined(_M_IX86) || defined(_M_X64))
1028
1029 #define CPL_CPU_REQUIRES_ALIGNED_ACCESS
1030
1031 #endif
1032
1033 #if defined(__cplusplus)
1034
1035 #define CPL_ARRAYSIZE(array) \
1036 ((sizeof(array) / sizeof(*(array))) / \
1037 static_cast<size_t>(!(sizeof(array) % sizeof(*(array)))))
1038
1039 extern "C++" {
1040 template<class T> static void CPL_IGNORE_RET_VAL(T) {}
1041 inline static bool CPL_TO_BOOL(int x) { return x != 0; }
1042 } /* extern "C++" */
1043
1044 #endif /* __cplusplus */
1045
1046 #if (((__GNUC__ > 4 || (__GNUC__ == 4 && __GNUC_MINOR__ >= 6)) || (defined(__clang__) && __clang_major__ >= 3)) && !defined(_MSC_VER))
1047 #define HAVE_GCC_DIAGNOSTIC_PUSH
1048 #endif
1049
1050 #if ((__GNUC__ > 4 || (__GNUC__ == 4 && __GNUC_MINOR__ >= 2)) && !defined(_MSC_VER))
1051 #define HAVE_GCC_SYSTEM_HEADER
1052 #endif
1053
1054 #if ((defined(__clang__) && (__clang_major__ > 3 || (__clang_major__ == 3 && __clang_minor__ >=7))) || __GNUC__ >= 7)
1055
1056 # define CPL_FALLTHROUGH [[clang::fallthrough]];
1057 #else
1058
1059 # define CPL_FALLTHROUGH
1060 #endif
1061
1063 // Define DEBUG_BOOL to compile in "MSVC mode", ie error out when
1064 // a integer is assigned to a bool
1065 // WARNING: use only at compilation time, since it is know to not work
1066 // at runtime for unknown reasons (crash in MongoDB driver for example)
1067 #if defined(__cplusplus) && defined(DEBUG_BOOL) && !defined(DO_NOT_USE_DEBUG_BOOL) && !defined(CPL_SUPRESS_CPLUSPLUS)
1068 extern "C++" {
1069 class MSVCPedanticBool
1070 {
1071
1072 friend bool operator== (const bool& one, const MSVCPedanticBool& other);
1073 friend bool operator!= (const bool& one, const MSVCPedanticBool& other);
1074
1075 bool b;
1076 MSVCPedanticBool(int bIn);
1077
1078 public:
1079 /* b not initialized on purpose in default ctor to flag use. */
1080 /* cppcheck-suppress uninitMemberVar */
1081 MSVCPedanticBool() {}
1082 MSVCPedanticBool(bool bIn) : b(bIn) {}
1083 MSVCPedanticBool(const MSVCPedanticBool& other) : b(other.b) {}
1084
1085 MSVCPedanticBool& operator= (const MSVCPedanticBool& other) { b = other.b; return *this; }
1086 MSVCPedanticBool& operator&= (const MSVCPedanticBool& other) { b &= other.b; return *this; }
1087 MSVCPedanticBool& operator|= (const MSVCPedanticBool& other) { b |= other.b; return *this; }
1088
1089 bool operator== (const bool& other) const { return b == other; }
1090 bool operator!= (const bool& other) const { return b != other; }
1091 bool operator< (const bool& other) const { return b < other; }
1092 bool operator== (const MSVCPedanticBool& other) const { return b == other.b; }
1093 bool operator!= (const MSVCPedanticBool& other) const { return b != other.b; }
1094 bool operator< (const MSVCPedanticBool& other) const { return b < other.b; }
1095
1096 bool operator! () const { return !b; }
1097 operator bool() const { return b; }
1098 operator int() const { return b; }
1099 operator GIntBig() const { return b; }
1100 };
1101
1102 inline bool operator== (const bool& one, const MSVCPedanticBool& other) { return one == other.b; }
1103 inline bool operator!= (const bool& one, const MSVCPedanticBool& other) { return one != other.b; }
1104
1105 /* We must include all C++ stuff before to avoid issues with templates that use bool */
1106 #include <vector>
1107 #include <map>
1108 #include <set>
1109 #include <string>
1110 #include <cstddef>
1111 #include <limits>
1112 #include <sstream>
1113 #include <fstream>
1114 #include <algorithm>
1115 #include <functional>
1116 #include <memory>
1117 #include <queue>
1118 #include <mutex>
1119 #include <unordered_map>
1120 #include <thread>
1121 #include <unordered_set>
1122 #include <complex>
1123 #include <iomanip>
1124
1125 } /* extern C++ */
1126
1127 #undef FALSE
1128 #define FALSE false
1129 #undef TRUE
1130 #define TRUE true
1131
1132 /* In the very few cases we really need a "simple" type, fallback to bool */
1133 #define EMULATED_BOOL int
1134
1135 /* Use our class instead of bool */
1136 #define bool MSVCPedanticBool
1137
1138 /* "volatile bool" with the below substitution doesn't really work. */
1139 /* Just for the sake of the debug, we don't really need volatile */
1140 #define VOLATILE_BOOL bool
1141
1142 #else /* defined(__cplusplus) && defined(DEBUG_BOOL) */
1143
1144 #ifndef FALSE
1145 # define FALSE 0
1146 #endif
1147
1148 #ifndef TRUE
1149 # define TRUE 1
1150 #endif
1151
1152 #define EMULATED_BOOL bool
1153 #define VOLATILE_BOOL volatile bool
1154
1155 #endif /* defined(__cplusplus) && defined(DEBUG_BOOL) */
1156
1157 #if __clang_major__ >= 4 || (__clang_major__ == 3 && __clang_minor__ >= 8)
1158 #define CPL_NOSANITIZE_UNSIGNED_INT_OVERFLOW __attribute__((no_sanitize("unsigned-integer-overflow")))
1159 #else
1160 #define CPL_NOSANITIZE_UNSIGNED_INT_OVERFLOW
1161 #endif
1162
1165 #if defined(__cplusplus) && !defined(CPL_SUPRESS_CPLUSPLUS)
1166 #define CPL_NULLPTR nullptr
1167 #else
1168 #define CPL_NULLPTR NULL
1169 #endif
1170
1172 /* This typedef is for C functions that take char** as argument, but */
1173 /* with the semantics of a const list. In C, char** is not implicitly cast to */
1174 /* const char* const*, contrary to C++. So when seen for C++, it is OK */
1175 /* to expose the prototyes as const char* const*, but for C we keep the */
1176 /* historical definition to avoid warnings. */
1177 #if defined(__cplusplus) && !defined(CPL_SUPRESS_CPLUSPLUS) && !defined(DOXYGEN_SKIP)
1178
1180 typedef const char* const* CSLConstList;
1181 #else
1182
1184 typedef char** CSLConstList;
1185 #endif
1186
1187 #endif /* ndef CPL_BASE_H_INCLUDED */
CPL_C_START
#define CPL_C_START
Macro to start a block of C symbols.
Definition: cpl_port.h:335
GBool
int GBool
Type for boolean values (alias to int)
Definition: cpl_port.h:221
GInt32
int GInt32
Int32 type.
Definition: cpl_port.h:203
GUInt32
unsigned int GUInt32
Unsigned int32 type.
Definition: cpl_port.h:205
GInt16
short GInt16
Int16 type.
Definition: cpl_port.h:209
GByte
unsigned char GByte
Unsigned byte type.
Definition: cpl_port.h:213
CPL_PRINT_FUNC_FORMAT
#define CPL_PRINT_FUNC_FORMAT(format_idx, arg_idx)
Tag a function to have printf() formatting.
Definition: cpl_port.h:904
GUInt64
GUIntBig GUInt64
Unsigned 64 bit integer type.
Definition: cpl_port.h:267
GPtrDiff_t
GIntBig GPtrDiff_t
Integer type large enough to hold the difference between 2 addresses.
Definition: cpl_port.h:284
CSLConstList
char ** CSLConstList
Type of a constant null-terminated list of nul terminated strings.
Definition: cpl_port.h:1184
GUIntBig
unsigned long long GUIntBig
Large unsigned integer type (generally 64-bit unsigned integer type).
Definition: cpl_port.h:249
GUInt16
unsigned short GUInt16
Unsigned int16 type.
Definition: cpl_port.h:211
CPLsnprintf
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
CPL_C_END
#define CPL_C_END
Macro to end a block of C symbols.
Definition: cpl_port.h:337
GIntBig
long long GIntBig
Large signed integer type (generally 64-bit integer type).
Definition: cpl_port.h:246
GInt64
GIntBig GInt64
Signed 64 bit integer type.
Definition: cpl_port.h:265

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