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cpl_port.h
Go to the documentation of this file.
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__ + 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;
269 typedef GUIntBig GUInt64;
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)
1019 CPL_C_START
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, ...)
1024 CPL_PRINT_FUNC_FORMAT(3,4)
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 */
CPL_C_START
#define CPL_C_START
Macro to start a block of C symbols.
Definition: cpl_port.h:337
GBool
int GBool
Type for boolean values (alias to int)
Definition: cpl_port.h:223
GInt32
int GInt32
Int32 type.
Definition: cpl_port.h:205
GUInt32
unsigned int GUInt32
Unsigned int32 type.
Definition: cpl_port.h:207
GInt16
short GInt16
Int16 type.
Definition: cpl_port.h:211
GByte
unsigned char GByte
Unsigned byte type.
Definition: cpl_port.h:215
CPL_PRINT_FUNC_FORMAT
#define CPL_PRINT_FUNC_FORMAT(format_idx, arg_idx)
Tag a function to have printf() formatting.
Definition: cpl_port.h:914
GUInt64
GUIntBig GUInt64
Unsigned 64 bit integer type.
Definition: cpl_port.h:269
GPtrDiff_t
GIntBig GPtrDiff_t
Integer type large enough to hold the difference between 2 addresses.
Definition: cpl_port.h:286
CSLConstList
char ** CSLConstList
Type of a constant null-terminated list of nul terminated strings.
Definition: cpl_port.h:1194
GUIntBig
unsigned long long GUIntBig
Large unsigned integer type (generally 64-bit unsigned integer type).
Definition: cpl_port.h:251
GUInt16
unsigned short GUInt16
Unsigned int16 type.
Definition: cpl_port.h:213
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:339
GIntBig
long long GIntBig
Large signed integer type (generally 64-bit integer type).
Definition: cpl_port.h:248
GInt64
GIntBig GInt64
Signed 64 bit integer type.
Definition: cpl_port.h:267

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