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OpenSpace/modules/globebrowsing/ext/gdal/include/cpl_port.h
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Alexander Bock 512e35bea6 Feature/globe speedup (#862) 
* Updated GDAL version to 2.4.1
 * Add vtune performance commands
 * Add Nvtools performance commands
 * Add warning if GDAL dataset could not be loaded
2019-05-17 18:24:14 +02:00

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/******************************************************************************
* $Id: cpl_port.h c55171b249f96a1cfa0e54f83dfa872c722e493c 2018-05-12 13:46:40 -0700 Lucian Plesea $
*
* Project: CPL - Common Portability Library
* Author: Frank Warmerdam, warmerdam@pobox.com
* Purpose: Include file providing low level portability services for CPL.
* This should be the first include file for any CPL based code.
*
******************************************************************************
* Copyright (c) 1998, 2005, Frank Warmerdam <warmerdam@pobox.com>
* Copyright (c) 2008-2013, Even Rouault <even dot rouault at mines-paris dot org>
*
* Permission is hereby granted, free of charge, to any person obtaining a
* copy of this software and associated documentation files (the "Software"),
* to deal in the Software without restriction, including without limitation
* the rights to use, copy, modify, merge, publish, distribute, sublicense,
* and/or sell copies of the Software, and to permit persons to whom the
* Software is furnished to do so, subject to the following conditions:
*
* The above copyright notice and this permission notice shall be included
* in all copies or substantial portions of the Software.
*
* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS
* OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
* FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL
* THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
* LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING
* FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER
* DEALINGS IN THE SOFTWARE.
****************************************************************************/
#ifndef CPL_BASE_H_INCLUDED
#define CPL_BASE_H_INCLUDED
/**
* \file cpl_port.h
*
* Core portability definitions for CPL.
*
*/
/* ==================================================================== */
/* We will use WIN32 as a standard windows define. */
/* ==================================================================== */
#if defined(_WIN32) && !defined(WIN32)
# define WIN32
#endif
#if defined(_WINDOWS) && !defined(WIN32)
# define WIN32
#endif
/* -------------------------------------------------------------------- */
/* The following apparently allow you to use strcpy() and other */
/* functions judged "unsafe" by microsoft in VS 8 (2005). */
/* -------------------------------------------------------------------- */
#ifdef _MSC_VER
# ifndef _CRT_SECURE_NO_DEPRECATE
# define _CRT_SECURE_NO_DEPRECATE
# endif
# ifndef _CRT_NONSTDC_NO_DEPRECATE
# define _CRT_NONSTDC_NO_DEPRECATE
# endif
#endif
#include "cpl_config.h"
/* ==================================================================== */
/* A few sanity checks, mainly to detect problems that sometimes */
/* arise with bad configured cross-compilation. */
/* ==================================================================== */
#if !defined(SIZEOF_INT) || SIZEOF_INT != 4
#error "Unexpected value for SIZEOF_INT"
#endif
#if !defined(SIZEOF_UNSIGNED_LONG) || (SIZEOF_UNSIGNED_LONG != 4 && SIZEOF_UNSIGNED_LONG != 8)
#error "Unexpected value for SIZEOF_UNSIGNED_LONG"
#endif
#if !defined(SIZEOF_VOIDP) || (SIZEOF_VOIDP != 4 && SIZEOF_VOIDP != 8)
#error "Unexpected value for SIZEOF_VOIDP"
#endif
/* ==================================================================== */
/* This will disable most WIN32 stuff in a Cygnus build which */
/* defines unix to 1. */
/* ==================================================================== */
#ifdef unix
# undef WIN32
#endif
/*! @cond Doxygen_Suppress */
#if defined(VSI_NEED_LARGEFILE64_SOURCE) && !defined(_LARGEFILE64_SOURCE)
# define _LARGEFILE64_SOURCE 1
#endif
/* ==================================================================== */
/* If iconv() is available use extended recoding module. */
/* Stub implementation is always compiled in, because it works */
/* faster than iconv() for encodings it supports. */
/* ==================================================================== */
#if defined(HAVE_ICONV)
# define CPL_RECODE_ICONV
#endif
#define CPL_RECODE_STUB
/*! @endcond */
/* ==================================================================== */
/* MinGW stuff */
/* ==================================================================== */
/* We need __MSVCRT_VERSION__ >= 0x0700 to have "_aligned_malloc" */
/* Latest versions of mingw32 define it, but with older ones, */
/* we need to define it manually */
#if defined(__MINGW32__)
#ifndef __MSVCRT_VERSION__
#define __MSVCRT_VERSION__ 0x0700
#endif
#endif
/* Needed for std=c11 on Solaris to have strcasecmp() */
#if defined(GDAL_COMPILATION) && defined(__sun__) && (__STDC_VERSION__ + 0) >= 201112L && (_XOPEN_SOURCE + 0) < 600
#ifdef _XOPEN_SOURCE
#undef _XOPEN_SOURCE
#endif
#define _XOPEN_SOURCE 600
#endif
/* ==================================================================== */
/* Standard include files. */
/* ==================================================================== */
#include <stdio.h>
#include <stdlib.h>
#include <math.h>
#include <stdarg.h>
#include <string.h>
#include <ctype.h>
#include <limits.h>
#include <time.h>
#if defined(HAVE_ERRNO_H)
# include <errno.h>
#endif
#ifdef HAVE_LOCALE_H
# include <locale.h>
#endif
#ifdef HAVE_DIRECT_H
# include <direct.h>
#endif
#if !defined(WIN32)
# include <strings.h>
#endif
#if defined(HAVE_LIBDBMALLOC) && defined(HAVE_DBMALLOC_H) && defined(DEBUG)
# define DBMALLOC
# include <dbmalloc.h>
#endif
#if !defined(DBMALLOC) && defined(HAVE_DMALLOC_H)
# define USE_DMALLOC
# include <dmalloc.h>
#endif
/* ==================================================================== */
/* Base portability stuff ... this stuff may need to be */
/* modified for new platforms. */
/* ==================================================================== */
/* -------------------------------------------------------------------- */
/* Which versions of C++ are available. */
/* -------------------------------------------------------------------- */
/* MSVC fails to define a decent value of __cplusplus. Try to target VS2015*/
/* as a minimum */
#if defined(__cplusplus) && !defined(CPL_SUPRESS_CPLUSPLUS)
# if !(__cplusplus >= 201103L || (defined(_MSC_VER) && _MSC_VER >= 1900))
# error Must have C++11 or newer.
# endif
# if __cplusplus >= 201402L || (defined(_MSVC_LANG) && _MSVC_LANG >= 201402L)
# define HAVE_CXX14 1
# endif
# if __cplusplus >= 201703L || (defined(_MSVC_LANG) && _MSVC_LANG >= 201703L)
# define HAVE_CXX17 1
# endif
#endif /* __cplusplus */
/*---------------------------------------------------------------------
* types for 16 and 32 bits integers, etc...
*--------------------------------------------------------------------*/
#if UINT_MAX == 65535
typedef long GInt32;
typedef unsigned long GUInt32;
#else
/** Int32 type */
typedef int GInt32;
/** Unsigned int32 type */
typedef unsigned int GUInt32;
#endif
/** Int16 type */
typedef short GInt16;
/** Unsigned int16 type */
typedef unsigned short GUInt16;
/** Unsigned byte type */
typedef unsigned char GByte;
/* hack for PDF driver and poppler >= 0.15.0 that defines incompatible "typedef bool GBool" */
/* in include/poppler/goo/gtypes.h */
#ifndef CPL_GBOOL_DEFINED
/*! @cond Doxygen_Suppress */
#define CPL_GBOOL_DEFINED
/*! @endcond */
/** Type for boolean values (alias to int) */
typedef int GBool;
#endif
/*! @cond Doxygen_Suppress */
#ifdef __cplusplus
#define CPL_STATIC_CAST(type, expr) static_cast<type>(expr)
#define CPL_REINTERPRET_CAST(type, expr) reinterpret_cast<type>(expr)
#else
#define CPL_STATIC_CAST(type, expr) ((type)(expr))
#define CPL_REINTERPRET_CAST(type, expr) ((type)(expr))
#endif
/*! @endcond */
/* -------------------------------------------------------------------- */
/* 64bit support */
/* -------------------------------------------------------------------- */
#if defined(WIN32) && defined(_MSC_VER)
#define VSI_LARGE_API_SUPPORTED
#endif
#if HAVE_LONG_LONG
/** Large signed integer type (generally 64-bit integer type).
* Use GInt64 when exactly 64 bit is needed */
typedef long long GIntBig;
/** Large unsigned integer type (generally 64-bit unsigned integer type).
* Use GUInt64 when exactly 64 bit is needed */
typedef unsigned long long GUIntBig;
/** Minimum GIntBig value */
#define GINTBIG_MIN (CPL_STATIC_CAST(GIntBig, 0x80000000) << 32)
/** Maximum GIntBig value */
#define GINTBIG_MAX ((CPL_STATIC_CAST(GIntBig, 0x7FFFFFFF) << 32) | 0xFFFFFFFFU)
/** Maximum GUIntBig value */
#define GUINTBIG_MAX ((CPL_STATIC_CAST(GUIntBig, 0xFFFFFFFFU) << 32) | 0xFFFFFFFFU)
/*! @cond Doxygen_Suppress */
#define CPL_HAS_GINT64 1
/*! @endcond */
/* Note: we might want to use instead int64_t / uint64_t if they are available */
/** Signed 64 bit integer type */
typedef GIntBig GInt64;
/** Unsigned 64 bit integer type */
typedef GUIntBig GUInt64;
/** Minimum GInt64 value */
#define GINT64_MIN GINTBIG_MIN
/** Maximum GInt64 value */
#define GINT64_MAX GINTBIG_MAX
/** Minimum GUInt64 value */
#define GUINT64_MAX GUINTBIG_MAX
#else
#error "64bit integer support required"
#endif
#if SIZEOF_VOIDP == 8
/** Integer type large enough to hold the difference between 2 addresses */
typedef GIntBig GPtrDiff_t;
#else
/** Integer type large enough to hold the difference between 2 addresses */
typedef int GPtrDiff_t;
#endif
#ifdef GDAL_COMPILATION
#if HAVE_UINTPTR_T
#include <stdint.h>
typedef uintptr_t GUIntptr_t;
#elif SIZEOF_VOIDP == 8
typedef GUIntBig GUIntptr_t;
#else
typedef unsigned int GUIntptr_t;
#endif
#define CPL_IS_ALIGNED(ptr, quant) ((CPL_REINTERPRET_CAST(GUIntptr_t, CPL_STATIC_CAST(const void*, ptr)) % (quant)) == 0)
#endif
#if defined(__MSVCRT__) || (defined(WIN32) && defined(_MSC_VER))
#define CPL_FRMT_GB_WITHOUT_PREFIX "I64"
#elif HAVE_LONG_LONG
/** Printf formatting suffix for GIntBig */
#define CPL_FRMT_GB_WITHOUT_PREFIX "ll"
#else
#define CPL_FRMT_GB_WITHOUT_PREFIX "l"
#endif
/** Printf formatting for GIntBig */
#define CPL_FRMT_GIB "%" CPL_FRMT_GB_WITHOUT_PREFIX "d"
/** Printf formatting for GUIntBig */
#define CPL_FRMT_GUIB "%" CPL_FRMT_GB_WITHOUT_PREFIX "u"
/*! @cond Doxygen_Suppress */
#define GUINTBIG_TO_DOUBLE(x) CPL_STATIC_CAST(double, x)
/*! @endcond */
/*! @cond Doxygen_Suppress */
#ifdef COMPAT_WITH_ICC_CONVERSION_CHECK
#define CPL_INT64_FITS_ON_INT32(x) ((x) >= INT_MIN && (x) <= INT_MAX)
#else
#define CPL_INT64_FITS_ON_INT32(x) (CPL_STATIC_CAST(GIntBig, CPL_STATIC_CAST(int, x)) == (x))
#endif
/*! @endcond */
/* ==================================================================== */
/* Other standard services. */
/* ==================================================================== */
#ifdef __cplusplus
/** Macro to start a block of C symbols */
# define CPL_C_START extern "C" {
/** Macro to end a block of C symbols */
# define CPL_C_END }
#else
# define CPL_C_START
# define CPL_C_END
#endif
#ifndef CPL_DLL
#if defined(_MSC_VER) && !defined(CPL_DISABLE_DLL)
# define CPL_DLL __declspec(dllexport)
#else
# if defined(USE_GCC_VISIBILITY_FLAG)
# define CPL_DLL __attribute__ ((visibility("default")))
# else
# define CPL_DLL
# endif
#endif
#endif
/*! @cond Doxygen_Suppress */
/* Should optional (normally private) interfaces be exported? */
#ifdef CPL_OPTIONAL_APIS
# define CPL_ODLL CPL_DLL
#else
# define CPL_ODLL
#endif
/*! @endcond */
#ifndef CPL_STDCALL
#if defined(_MSC_VER) && !defined(CPL_DISABLE_STDCALL)
# define CPL_STDCALL __stdcall
#else
# define CPL_STDCALL
#endif
#endif
/*! @cond Doxygen_Suppress */
#ifdef _MSC_VER
# define FORCE_CDECL __cdecl
#else
# define FORCE_CDECL
#endif
/*! @endcond */
/*! @cond Doxygen_Suppress */
/* TODO : support for other compilers needed */
#if (defined(__GNUC__) && !defined(__NO_INLINE__)) || defined(_MSC_VER)
#define HAS_CPL_INLINE 1
#define CPL_INLINE __inline
#elif defined(__SUNPRO_CC)
#define HAS_CPL_INLINE 1
#define CPL_INLINE inline
#else
#define CPL_INLINE
#endif
/*! @endcond*/
#ifndef MAX
/** Macro to compute the minimum of 2 values */
# define MIN(a,b) (((a)<(b)) ? (a) : (b))
/** Macro to compute the maximum of 2 values */
# define MAX(a,b) (((a)>(b)) ? (a) : (b))
#endif
#ifndef ABS
/** Macro to compute the absolute value */
# define ABS(x) (((x)<0) ? (-1*(x)) : (x))
#endif
#ifndef M_PI
/** PI definition */
# define M_PI 3.14159265358979323846
/* 3.1415926535897932384626433832795 */
#endif
/* -------------------------------------------------------------------- */
/* Macro to test equality of two floating point values. */
/* We use fabs() function instead of ABS() macro to avoid side */
/* effects. */
/* -------------------------------------------------------------------- */
/*! @cond Doxygen_Suppress */
#ifndef CPLIsEqual
# define CPLIsEqual(x,y) (fabs((x) - (y)) < 0.0000000000001)
#endif
/*! @endcond */
/* -------------------------------------------------------------------- */
/* Provide macros for case insensitive string comparisons. */
/* -------------------------------------------------------------------- */
#ifndef EQUAL
#if defined(AFL_FRIENDLY) && defined(__GNUC__)
static inline int CPL_afl_friendly_memcmp(const void* ptr1, const void* ptr2, size_t len)
__attribute__((always_inline));
static inline int CPL_afl_friendly_memcmp(const void* ptr1, const void* ptr2, size_t len)
{
const unsigned char* bptr1 = (const unsigned char*)ptr1;
const unsigned char* bptr2 = (const unsigned char*)ptr2;
while( len-- )
{
unsigned char b1 = *(bptr1++);
unsigned char b2 = *(bptr2++);
if( b1 != b2 ) return b1 - b2;
}
return 0;
}
static inline int CPL_afl_friendly_strcmp(const char* ptr1, const char* ptr2)
__attribute__((always_inline));
static inline int CPL_afl_friendly_strcmp(const char* ptr1, const char* ptr2)
{
const unsigned char* usptr1 = (const unsigned char*)ptr1;
const unsigned char* usptr2 = (const unsigned char*)ptr2;
while( 1 )
{
unsigned char ch1 = *(usptr1++);
unsigned char ch2 = *(usptr2++);
if( ch1 == 0 || ch1 != ch2 ) return ch1 - ch2;
}
}
static inline int CPL_afl_friendly_strncmp(const char* ptr1, const char* ptr2, size_t len)
__attribute__((always_inline));
static inline int CPL_afl_friendly_strncmp(const char* ptr1, const char* ptr2, size_t len)
{
const unsigned char* usptr1 = (const unsigned char*)ptr1;
const unsigned char* usptr2 = (const unsigned char*)ptr2;
while( len -- )
{
unsigned char ch1 = *(usptr1++);
unsigned char ch2 = *(usptr2++);
if( ch1 == 0 || ch1 != ch2 ) return ch1 - ch2;
}
return 0;
}
static inline int CPL_afl_friendly_strcasecmp(const char* ptr1, const char* ptr2)
__attribute__((always_inline));
static inline int CPL_afl_friendly_strcasecmp(const char* ptr1, const char* ptr2)
{
const unsigned char* usptr1 = (const unsigned char*)ptr1;
const unsigned char* usptr2 = (const unsigned char*)ptr2;
while( 1 )
{
unsigned char ch1 = *(usptr1++);
unsigned char ch2 = *(usptr2++);
ch1 = (unsigned char)toupper(ch1);
ch2 = (unsigned char)toupper(ch2);
if( ch1 == 0 || ch1 != ch2 ) return ch1 - ch2;
}
}
static inline int CPL_afl_friendly_strncasecmp(const char* ptr1, const char* ptr2, size_t len)
__attribute__((always_inline));
static inline int CPL_afl_friendly_strncasecmp(const char* ptr1, const char* ptr2, size_t len)
{
const unsigned char* usptr1 = (const unsigned char*)ptr1;
const unsigned char* usptr2 = (const unsigned char*)ptr2;
while( len-- )
{
unsigned char ch1 = *(usptr1++);
unsigned char ch2 = *(usptr2++);
ch1 = (unsigned char)toupper(ch1);
ch2 = (unsigned char)toupper(ch2);
if( ch1 == 0 || ch1 != ch2 ) return ch1 - ch2;
}
return 0;
}
static inline char* CPL_afl_friendly_strstr(const char* haystack, const char* needle)
__attribute__((always_inline));
static inline char* CPL_afl_friendly_strstr(const char* haystack, const char* needle)
{
const char* ptr_haystack = haystack;
while( 1 )
{
const char* ptr_haystack2 = ptr_haystack;
const char* ptr_needle = needle;
while( 1 )
{
char ch1 = *(ptr_haystack2++);
char ch2 = *(ptr_needle++);
if( ch2 == 0 )
return (char*)ptr_haystack;
if( ch1 != ch2 )
break;
}
if( *ptr_haystack == 0 )
return NULL;
ptr_haystack ++;
}
}
#undef strcmp
#undef strncmp
#define memcmp CPL_afl_friendly_memcmp
#define strcmp CPL_afl_friendly_strcmp
#define strncmp CPL_afl_friendly_strncmp
#define strcasecmp CPL_afl_friendly_strcasecmp
#define strncasecmp CPL_afl_friendly_strncasecmp
#define strstr CPL_afl_friendly_strstr
#endif /* defined(AFL_FRIENDLY) && defined(__GNUC__) */
# if defined(WIN32)
# define STRCASECMP(a,b) (stricmp(a,b))
# define STRNCASECMP(a,b,n) (strnicmp(a,b,n))
# else
/** Alias for strcasecmp() */
# define STRCASECMP(a,b) (strcasecmp(a,b))
/** Alias for strncasecmp() */
# define STRNCASECMP(a,b,n) (strncasecmp(a,b,n))
# endif
/** Alias for strncasecmp() == 0 */
# define EQUALN(a,b,n) (STRNCASECMP(a,b,n)==0)
/** Alias for strcasecmp() == 0 */
# define EQUAL(a,b) (STRCASECMP(a,b)==0)
#endif
/*---------------------------------------------------------------------
* Does a string "a" start with string "b". Search is case-sensitive or,
* with CI, it is a case-insensitive comparison.
*--------------------------------------------------------------------- */
#ifndef STARTS_WITH_CI
/** Returns whether a starts with b */
#define STARTS_WITH(a,b) (strncmp(a,b,strlen(b)) == 0)
/** Returns whether a starts with b (case insensitive comparison) */
#define STARTS_WITH_CI(a,b) EQUALN(a,b,strlen(b))
#endif
/*! @cond Doxygen_Suppress */
#ifndef CPL_THREADLOCAL
# define CPL_THREADLOCAL
#endif
/*! @endcond */
/* -------------------------------------------------------------------- */
/* Handle isnan() and isinf(). Note that isinf() and isnan() */
/* are supposed to be macros according to C99, defined in math.h */
/* Some systems (i.e. Tru64) don't have isinf() at all, so if */
/* the macro is not defined we just assume nothing is infinite. */
/* This may mean we have no real CPLIsInf() on systems with isinf()*/
/* function but no corresponding macro, but I can live with */
/* that since it isn't that important a test. */
/* -------------------------------------------------------------------- */
#ifdef _MSC_VER
# include <float.h>
# define CPLIsNan(x) _isnan(x)
# define CPLIsInf(x) (!_isnan(x) && !_finite(x))
# define CPLIsFinite(x) _finite(x)
#elif defined(__GNUC__) && ( __GNUC__ > 4 || ( __GNUC__ == 4 && __GNUC_MINOR__ >= 4 ) )
/* When including <cmath> in C++11 the isnan() macro is undefined, so that */
/* std::isnan() can work (#6489). This is a GCC specific workaround for now. */
# define CPLIsNan(x) __builtin_isnan(x)
# define CPLIsInf(x) __builtin_isinf(x)
# define CPLIsFinite(x) __builtin_isfinite(x)
#elif defined(__cplusplus) && defined(HAVE_STD_IS_NAN) && HAVE_STD_IS_NAN
extern "C++" {
#ifndef DOXYGEN_SKIP
#include <cmath>
#endif
static inline int CPLIsNan(float f) { return std::isnan(f); }
static inline int CPLIsNan(double f) { return std::isnan(f); }
static inline int CPLIsInf(float f) { return std::isinf(f); }
static inline int CPLIsInf(double f) { return std::isinf(f); }
static inline int CPLIsFinite(float f) { return std::isfinite(f); }
static inline int CPLIsFinite(double f) { return std::isfinite(f); }
}
#else
/** Return whether a floating-pointer number is NaN */
#if defined(__cplusplus) && defined(__GNUC__) && defined(__linux) && !defined(__ANDROID__) && !defined(CPL_SUPRESS_CPLUSPLUS)
/* so to not get warning about conversion from double to float with */
/* gcc -Wfloat-conversion when using isnan()/isinf() macros */
extern "C++" {
static inline int CPLIsNan(float f) { return __isnanf(f); }
static inline int CPLIsNan(double f) { return __isnan(f); }
static inline int CPLIsInf(float f) { return __isinff(f); }
static inline int CPLIsInf(double f) { return __isinf(f); }
static inline int CPLIsFinite(float f) { return !__isnanf(f) && !__isinff(f); }
static inline int CPLIsFinite(double f) { return !__isnan(f) && !__isinf(f); }
}
#else
# define CPLIsNan(x) isnan(x)
# if defined(isinf) || defined(__FreeBSD__)
/** Return whether a floating-pointer number is +/- infinty */
# define CPLIsInf(x) isinf(x)
/** Return whether a floating-pointer number is finite */
# define CPLIsFinite(x) (!isnan(x) && !isinf(x))
# elif defined(__sun__)
# include <ieeefp.h>
# define CPLIsInf(x) (!finite(x) && !isnan(x))
# define CPLIsFinite(x) finite(x)
# else
# define CPLIsInf(x) (0)
# define CPLIsFinite(x) (!isnan(x))
# endif
#endif
#endif
/*! @cond Doxygen_Suppress */
/*---------------------------------------------------------------------
* CPL_LSB and CPL_MSB
* Only one of these 2 macros should be defined and specifies the byte
* ordering for the current platform.
* This should be defined in the Makefile, but if it is not then
* the default is CPL_LSB (Intel ordering, LSB first).
*--------------------------------------------------------------------*/
#if defined(WORDS_BIGENDIAN) && !defined(CPL_MSB) && !defined(CPL_LSB)
# define CPL_MSB
#endif
#if ! ( defined(CPL_LSB) || defined(CPL_MSB) )
#define CPL_LSB
#endif
#if defined(CPL_LSB)
# define CPL_IS_LSB 1
#else
# define CPL_IS_LSB 0
#endif
/*! @endcond */
#if defined(__cplusplus) && !defined(CPL_SUPRESS_CPLUSPLUS)
/*! @cond Doxygen_Suppress */
extern "C++" {
template <bool b> struct CPLStaticAssert {};
template<> struct CPLStaticAssert<true>
{
static void my_function() {}
};
} /* extern "C++" */
#define CPL_STATIC_ASSERT(x) CPLStaticAssert<x>::my_function()
#define CPL_STATIC_ASSERT_IF_AVAILABLE(x) CPL_STATIC_ASSERT(x)
#else /* __cplusplus */
#define CPL_STATIC_ASSERT_IF_AVAILABLE(x)
#endif /* __cplusplus */
/*! @endcond */
/*---------------------------------------------------------------------
* Little endian <==> big endian byte swap macros.
*--------------------------------------------------------------------*/
/** Byte-swap a 16bit unsigned integer */
#define CPL_SWAP16(x) CPL_STATIC_CAST(GUInt16, (CPL_STATIC_CAST(GUInt16, x) << 8) | (CPL_STATIC_CAST(GUInt16, x) >> 8) )
#if defined(HAVE_GCC_BSWAP) && (defined(__i386__) || defined(__x86_64__))
/* Could potentially be extended to other architectures but must be checked */
/* that the intrinsic is indeed efficient */
/* GCC (at least 4.6 or above) need that include */
#include <x86intrin.h>
/** Byte-swap a 32bit unsigned integer */
#define CPL_SWAP32(x) CPL_STATIC_CAST(GUInt32, __builtin_bswap32(CPL_STATIC_CAST(GUInt32, x)))
/** Byte-swap a 64bit unsigned integer */
#define CPL_SWAP64(x) CPL_STATIC_CAST(GUInt64, __builtin_bswap64(CPL_STATIC_CAST(GUInt64, x)))
#elif defined(_MSC_VER)
#define CPL_SWAP32(x) CPL_STATIC_CAST(GUInt32, _byteswap_ulong(CPL_STATIC_CAST(GUInt32, x)))
#define CPL_SWAP64(x) CPL_STATIC_CAST(GUInt64, _byteswap_uint64(CPL_STATIC_CAST(GUInt64, x)))
#else
/** Byte-swap a 32bit unsigned integer */
#define CPL_SWAP32(x) \
CPL_STATIC_CAST(GUInt32, \
((CPL_STATIC_CAST(GUInt32, x) & 0x000000ffU) << 24) | \
((CPL_STATIC_CAST(GUInt32, x) & 0x0000ff00U) << 8) | \
((CPL_STATIC_CAST(GUInt32, x) & 0x00ff0000U) >> 8) | \
((CPL_STATIC_CAST(GUInt32, x) & 0xff000000U) >> 24) )
/** Byte-swap a 64bit unsigned integer */
#define CPL_SWAP64(x) \
((CPL_STATIC_CAST(GUInt64, CPL_SWAP32(CPL_STATIC_CAST(GUInt32, x))) << 32) | \
(CPL_STATIC_CAST(GUInt64, CPL_SWAP32(CPL_STATIC_CAST(GUInt32, CPL_STATIC_CAST(GUInt64, x) >> 32)))))
#endif
/** Byte-swap a 16 bit pointer */
#define CPL_SWAP16PTR(x) \
{ \
GByte byTemp, *_pabyDataT = CPL_REINTERPRET_CAST(GByte*, x); \
CPL_STATIC_ASSERT_IF_AVAILABLE(sizeof(*(x)) == 1 || sizeof(*(x)) == 2); \
\
byTemp = _pabyDataT[0]; \
_pabyDataT[0] = _pabyDataT[1]; \
_pabyDataT[1] = byTemp; \
}
#if defined(MAKE_SANITIZE_HAPPY) || !(defined(__i386__) || defined(__x86_64__) || defined(_M_IX86) || defined(_M_X64))
/** Byte-swap a 32 bit pointer */
#define CPL_SWAP32PTR(x) \
{ \
GByte byTemp, *_pabyDataT = CPL_REINTERPRET_CAST(GByte*, x); \
CPL_STATIC_ASSERT_IF_AVAILABLE(sizeof(*(x)) == 1 || sizeof(*(x)) == 4); \
\
byTemp = _pabyDataT[0]; \
_pabyDataT[0] = _pabyDataT[3]; \
_pabyDataT[3] = byTemp; \
byTemp = _pabyDataT[1]; \
_pabyDataT[1] = _pabyDataT[2]; \
_pabyDataT[2] = byTemp; \
}
/** Byte-swap a 64 bit pointer */
#define CPL_SWAP64PTR(x) \
{ \
GByte byTemp, *_pabyDataT = CPL_REINTERPRET_CAST(GByte*, x); \
CPL_STATIC_ASSERT_IF_AVAILABLE(sizeof(*(x)) == 1 || sizeof(*(x)) == 8); \
\
byTemp = _pabyDataT[0]; \
_pabyDataT[0] = _pabyDataT[7]; \
_pabyDataT[7] = byTemp; \
byTemp = _pabyDataT[1]; \
_pabyDataT[1] = _pabyDataT[6]; \
_pabyDataT[6] = byTemp; \
byTemp = _pabyDataT[2]; \
_pabyDataT[2] = _pabyDataT[5]; \
_pabyDataT[5] = byTemp; \
byTemp = _pabyDataT[3]; \
_pabyDataT[3] = _pabyDataT[4]; \
_pabyDataT[4] = byTemp; \
}
#else
/** Byte-swap a 32 bit pointer */
#define CPL_SWAP32PTR(x) \
{ \
GUInt32 _n32; \
void* _lx = x; \
memcpy(&_n32, _lx, 4); \
CPL_STATIC_ASSERT_IF_AVAILABLE(sizeof(*(x)) == 1 || sizeof(*(x)) == 4); \
_n32 = CPL_SWAP32(_n32); \
memcpy(_lx, &_n32, 4); \
}
/** Byte-swap a 64 bit pointer */
#define CPL_SWAP64PTR(x) \
{ \
GUInt64 _n64; \
void* _lx = x; \
memcpy(&_n64, _lx, 8); \
CPL_STATIC_ASSERT_IF_AVAILABLE(sizeof(*(x)) == 1 || sizeof(*(x)) == 8); \
_n64 = CPL_SWAP64(_n64); \
memcpy(_lx, &_n64, 8); \
}
#endif
/** Byte-swap a 64 bit pointer */
#define CPL_SWAPDOUBLE(p) CPL_SWAP64PTR(p)
#ifdef CPL_MSB
# define CPL_MSBWORD16(x) (x)
# define CPL_LSBWORD16(x) CPL_SWAP16(x)
# define CPL_MSBWORD32(x) (x)
# define CPL_LSBWORD32(x) CPL_SWAP32(x)
# define CPL_MSBPTR16(x) CPL_STATIC_ASSERT_IF_AVAILABLE(sizeof(*(x)) == 1 || sizeof(*(x)) == 2)
# define CPL_LSBPTR16(x) CPL_SWAP16PTR(x)
# define CPL_MSBPTR32(x) CPL_STATIC_ASSERT_IF_AVAILABLE(sizeof(*(x)) == 1 || sizeof(*(x)) == 4)
# define CPL_LSBPTR32(x) CPL_SWAP32PTR(x)
# define CPL_MSBPTR64(x) CPL_STATIC_ASSERT_IF_AVAILABLE(sizeof(*(x)) == 1 || sizeof(*(x)) == 8)
# define CPL_LSBPTR64(x) CPL_SWAP64PTR(x)
#else
/** Return a 16bit word from a originally LSB ordered word */
# define CPL_LSBWORD16(x) (x)
/** Return a 16bit word from a originally MSB ordered word */
# define CPL_MSBWORD16(x) CPL_SWAP16(x)
/** Return a 32bit word from a originally LSB ordered word */
# define CPL_LSBWORD32(x) (x)
/** Return a 32bit word from a originally MSB ordered word */
# define CPL_MSBWORD32(x) CPL_SWAP32(x)
/** Byte-swap if necessary a 16bit word at the location pointed from a originally LSB ordered pointer */
# define CPL_LSBPTR16(x) CPL_STATIC_ASSERT_IF_AVAILABLE(sizeof(*(x)) == 1 || sizeof(*(x)) == 2)
/** Byte-swap if necessary a 16bit word at the location pointed from a originally MSB ordered pointer */
# define CPL_MSBPTR16(x) CPL_SWAP16PTR(x)
/** Byte-swap if necessary a 32bit word at the location pointed from a originally LSB ordered pointer */
# define CPL_LSBPTR32(x) CPL_STATIC_ASSERT_IF_AVAILABLE(sizeof(*(x)) == 1 || sizeof(*(x)) == 4)
/** Byte-swap if necessary a 32bit word at the location pointed from a originally MSB ordered pointer */
# define CPL_MSBPTR32(x) CPL_SWAP32PTR(x)
/** Byte-swap if necessary a 64bit word at the location pointed from a originally LSB ordered pointer */
# define CPL_LSBPTR64(x) CPL_STATIC_ASSERT_IF_AVAILABLE(sizeof(*(x)) == 1 || sizeof(*(x)) == 8)
/** Byte-swap if necessary a 64bit word at the location pointed from a originally MSB ordered pointer */
# define CPL_MSBPTR64(x) CPL_SWAP64PTR(x)
#endif
/** Return a Int16 from the 2 bytes ordered in LSB order at address x.
* @deprecated Use rather CPL_LSBSINT16PTR or CPL_LSBUINT16PTR for explicit
* signedness. */
#define CPL_LSBINT16PTR(x) ((*CPL_REINTERPRET_CAST(const GByte*, x)) | (*((CPL_REINTERPRET_CAST(const GByte*, x))+1) << 8))
/** Return a Int32 from the 4 bytes ordered in LSB order at address x.
* @deprecated Use rather CPL_LSBSINT32PTR or CPL_LSBUINT32PTR for explicit
* signedness. */
#define CPL_LSBINT32PTR(x) ((*CPL_REINTERPRET_CAST(const GByte*, x)) | (*((CPL_REINTERPRET_CAST(const GByte*, x))+1) << 8) | \
(*((CPL_REINTERPRET_CAST(const GByte*, x))+2) << 16) | (*((CPL_REINTERPRET_CAST(const GByte*, x))+3) << 24))
/** Return a signed Int16 from the 2 bytes ordered in LSB order at address x */
#define CPL_LSBSINT16PTR(x) CPL_STATIC_CAST(GInt16,CPL_LSBINT16PTR(x))
/** Return a unsigned Int16 from the 2 bytes ordered in LSB order at address x */
#define CPL_LSBUINT16PTR(x) CPL_STATIC_CAST(GUInt16, CPL_LSBINT16PTR(x))
/** Return a signed Int32 from the 4 bytes ordered in LSB order at address x */
#define CPL_LSBSINT32PTR(x) CPL_STATIC_CAST(GInt32, CPL_LSBINT32PTR(x))
/** Return a unsigned Int32 from the 4 bytes ordered in LSB order at address x */
#define CPL_LSBUINT32PTR(x) CPL_STATIC_CAST(GUInt32, CPL_LSBINT32PTR(x))
/*! @cond Doxygen_Suppress */
/* Utility macro to explicitly mark intentionally unreferenced parameters. */
#ifndef UNREFERENCED_PARAM
# ifdef UNREFERENCED_PARAMETER /* May be defined by Windows API */
# define UNREFERENCED_PARAM(param) UNREFERENCED_PARAMETER(param)
# else
# define UNREFERENCED_PARAM(param) ((void)param)
# endif /* UNREFERENCED_PARAMETER */
#endif /* UNREFERENCED_PARAM */
/*! @endcond */
/***********************************************************************
* Define CPL_CVSID() macro. It can be disabled during a build by
* defining DISABLE_CVSID in the compiler options.
*
* The cvsid_aw() function is just there to prevent reports of cpl_cvsid()
* being unused.
*/
/*! @cond Doxygen_Suppress */
#ifndef DISABLE_CVSID
#if defined(__GNUC__) && __GNUC__ >= 4
# define CPL_CVSID(string) static const char cpl_cvsid[] __attribute__((used)) = string;
#else
# define CPL_CVSID(string) static const char cpl_cvsid[] = string; \
static const char *cvsid_aw() { return( cvsid_aw() ? NULL : cpl_cvsid ); }
#endif
#else
# define CPL_CVSID(string)
#endif
/*! @endcond */
/* We exclude mingw64 4.6 which seems to be broken regarding this */
#if defined(__GNUC__) && __GNUC__ >= 4 && !defined(DOXYGEN_SKIP) && !(defined(__MINGW64__) && __GNUC__ == 4 && __GNUC_MINOR__ == 6)
/** Null terminated variadic */
# define CPL_NULL_TERMINATED __attribute__((__sentinel__))
#else
/** Null terminated variadic */
# define CPL_NULL_TERMINATED
#endif
#if defined(__GNUC__) && __GNUC__ >= 3 && !defined(DOXYGEN_SKIP)
/** Tag a function to have printf() formatting */
#define CPL_PRINT_FUNC_FORMAT( format_idx, arg_idx ) __attribute__((__format__ (__printf__, format_idx, arg_idx)))
/** Tag a function to have scanf() formatting */
#define CPL_SCAN_FUNC_FORMAT( format_idx, arg_idx ) __attribute__((__format__ (__scanf__, format_idx, arg_idx)))
#else
/** Tag a function to have printf() formatting */
#define CPL_PRINT_FUNC_FORMAT( format_idx, arg_idx )
/** Tag a function to have scanf() formatting */
#define CPL_SCAN_FUNC_FORMAT( format_idx, arg_idx )
#endif
#if defined(_MSC_VER) && (defined(GDAL_COMPILATION) || defined(CPL_ENABLE_MSVC_ANNOTATIONS))
#include <sal.h>
/** Macro into which to wrap the format argument of a printf-like function.
* Only used if ANALYZE=1 is specified to nmake */
# define CPL_FORMAT_STRING(arg) _Printf_format_string_ arg
/** Macro into which to wrap the format argument of a sscanf-like function.
* Only used if ANALYZE=1 is specified to nmake */
# define CPL_SCANF_FORMAT_STRING(arg) _Scanf_format_string_ arg
#else
/** Macro into which to wrap the format argument of a printf-like function */
# define CPL_FORMAT_STRING(arg) arg
/** Macro into which to wrap the format argument of a sscanf-like function. */
# define CPL_SCANF_FORMAT_STRING(arg) arg
#endif /* defined(_MSC_VER) && defined(GDAL_COMPILATION) */
#if defined(__GNUC__) && __GNUC__ >= 4 && !defined(DOXYGEN_SKIP)
/** Qualifier to warn when the return value of a function is not used */
#define CPL_WARN_UNUSED_RESULT __attribute__((warn_unused_result))
#else
/** Qualifier to warn when the return value of a function is not used */
#define CPL_WARN_UNUSED_RESULT
#endif
#if defined(__GNUC__) && __GNUC__ >= 4
/** Qualifier for an argument that is unused */
# define CPL_UNUSED __attribute((__unused__))
#else
/* TODO: add cases for other compilers */
/** Qualifier for an argument that is unused */
# define CPL_UNUSED
#endif
#if defined(__GNUC__) && __GNUC__ >= 3 && !defined(DOXYGEN_SKIP)
/** Qualifier for a function that does not return at all (terminates the process) */
#define CPL_NO_RETURN __attribute__((noreturn))
#else
/** Qualifier for a function that does not return at all (terminates the process) */
#define CPL_NO_RETURN
#endif
/*! @cond Doxygen_Suppress */
/* Clang __has_attribute */
#ifndef __has_attribute
#define __has_attribute(x) 0 // Compatibility with non-clang compilers.
#endif
/*! @endcond */
#if ((defined(__GNUC__) && (__GNUC__ >= 5 || (__GNUC__ == 4 && __GNUC_MINOR__ >= 9))) || __has_attribute(returns_nonnull)) && !defined(DOXYGEN_SKIP) && !defined(__INTEL_COMPILER)
/** Qualifier for a function that does not return NULL */
# define CPL_RETURNS_NONNULL __attribute__((returns_nonnull))
#else
/** Qualifier for a function that does not return NULL */
# define CPL_RETURNS_NONNULL
#endif
#if defined(__GNUC__) && __GNUC__ >= 4 && !defined(DOXYGEN_SKIP)
/** restrict keyword to declare that pointers do not alias */
#define CPL_RESTRICT __restrict__
#else
/** restrict keyword to declare that pointers do not alias */
#define CPL_RESTRICT
#endif
#if defined(__cplusplus) && !defined(CPL_SUPRESS_CPLUSPLUS)
/** To be used in public headers only. For non-public headers or .cpp files,
* use override directly. */
# define CPL_OVERRIDE override
/** C++11 final qualifier */
# define CPL_FINAL final
/** Helper to remove the copy and assignment constructors so that the compiler
will not generate the default versions.
Must be placed in the private section of a class and should be at the end.
*/
# define CPL_DISALLOW_COPY_ASSIGN(ClassName) \
ClassName( const ClassName & ) = delete; \
ClassName &operator=( const ClassName & ) = delete;
#endif /* __cplusplus */
#if !defined(DOXYGEN_SKIP)
#if defined(__has_extension)
#if __has_extension(attribute_deprecated_with_message)
/* Clang extension */
#define CPL_WARN_DEPRECATED(x) __attribute__ ((deprecated(x)))
#else
#define CPL_WARN_DEPRECATED(x)
#endif
#elif defined(__GNUC__)
#define CPL_WARN_DEPRECATED(x) __attribute__ ((deprecated))
#else
#define CPL_WARN_DEPRECATED(x)
#endif
#endif
#if !defined(_MSC_VER) && !defined(__APPLE__) && !defined(_FORTIFY_SOURCE)
CPL_C_START
# if defined(GDAL_COMPILATION) && defined(WARN_STANDARD_PRINTF)
int vsnprintf(char *str, size_t size, const char* fmt, va_list args)
CPL_WARN_DEPRECATED("Use CPLvsnprintf() instead");
int snprintf(char *str, size_t size, const char* fmt, ...)
CPL_PRINT_FUNC_FORMAT(3,4)
CPL_WARN_DEPRECATED("Use CPLsnprintf() instead");
int sprintf(char *str, const char* fmt, ...)
CPL_PRINT_FUNC_FORMAT(2, 3)
CPL_WARN_DEPRECATED("Use CPLsnprintf() instead");
# elif defined(GDAL_COMPILATION) && !defined(DONT_DEPRECATE_SPRINTF)
int sprintf(char *str, const char* fmt, ...)
CPL_PRINT_FUNC_FORMAT(2, 3)
CPL_WARN_DEPRECATED("Use snprintf() or CPLsnprintf() instead");
# endif /* defined(GDAL_COMPILATION) && defined(WARN_STANDARD_PRINTF) */
CPL_C_END
#endif /* !defined(_MSC_VER) && !defined(__APPLE__) */
#if defined(MAKE_SANITIZE_HAPPY) || !(defined(__i386__) || defined(__x86_64__) || defined(_M_IX86) || defined(_M_X64))
/*! @cond Doxygen_Suppress */
#define CPL_CPU_REQUIRES_ALIGNED_ACCESS
/*! @endcond */
#endif
#if defined(__cplusplus)
/** Returns the size of C style arrays. */
#define CPL_ARRAYSIZE(array) \
((sizeof(array) / sizeof(*(array))) / \
static_cast<size_t>(!(sizeof(array) % sizeof(*(array)))))
extern "C++" {
template<class T> static void CPL_IGNORE_RET_VAL(T) {}
inline static bool CPL_TO_BOOL(int x) { return x != 0; }
} /* extern "C++" */
#endif /* __cplusplus */
#if (((__GNUC__ > 4 || (__GNUC__ == 4 && __GNUC_MINOR__ >= 6)) || (defined(__clang__) && __clang_major__ >= 3)) && !defined(_MSC_VER))
#define HAVE_GCC_DIAGNOSTIC_PUSH
#endif
#if ((__GNUC__ > 4 || (__GNUC__ == 4 && __GNUC_MINOR__ >= 2)) && !defined(_MSC_VER))
#define HAVE_GCC_SYSTEM_HEADER
#endif
#if ((defined(__clang__) && (__clang_major__ > 3 || (__clang_major__ == 3 && __clang_minor__ >=7))) || __GNUC__ >= 7)
/** Macro for fallthrough in a switch case construct */
# define CPL_FALLTHROUGH [[clang::fallthrough]];
#else
/** Macro for fallthrough in a switch case construct */
# define CPL_FALLTHROUGH
#endif
/*! @cond Doxygen_Suppress */
// Define DEBUG_BOOL to compile in "MSVC mode", ie error out when
// a integer is assigned to a bool
// WARNING: use only at compilation time, since it is know to not work
// at runtime for unknown reasons (crash in MongoDB driver for example)
#if defined(__cplusplus) && defined(DEBUG_BOOL) && !defined(DO_NOT_USE_DEBUG_BOOL) && !defined(CPL_SUPRESS_CPLUSPLUS)
extern "C++" {
class MSVCPedanticBool
{
friend bool operator== (const bool& one, const MSVCPedanticBool& other);
friend bool operator!= (const bool& one, const MSVCPedanticBool& other);
bool b;
MSVCPedanticBool(int bIn);
public:
/* b not initialized on purpose in default ctor to flag use. */
/* cppcheck-suppress uninitMemberVar */
MSVCPedanticBool() {}
MSVCPedanticBool(bool bIn) : b(bIn) {}
MSVCPedanticBool(const MSVCPedanticBool& other) : b(other.b) {}
MSVCPedanticBool& operator= (const MSVCPedanticBool& other) { b = other.b; return *this; }
MSVCPedanticBool& operator&= (const MSVCPedanticBool& other) { b &= other.b; return *this; }
MSVCPedanticBool& operator|= (const MSVCPedanticBool& other) { b |= other.b; return *this; }
bool operator== (const bool& other) const { return b == other; }
bool operator!= (const bool& other) const { return b != other; }
bool operator< (const bool& other) const { return b < other; }
bool operator== (const MSVCPedanticBool& other) const { return b == other.b; }
bool operator!= (const MSVCPedanticBool& other) const { return b != other.b; }
bool operator< (const MSVCPedanticBool& other) const { return b < other.b; }
bool operator! () const { return !b; }
operator bool() const { return b; }
operator int() const { return b; }
operator GIntBig() const { return b; }
};
inline bool operator== (const bool& one, const MSVCPedanticBool& other) { return one == other.b; }
inline bool operator!= (const bool& one, const MSVCPedanticBool& other) { return one != other.b; }
/* We must include all C++ stuff before to avoid issues with templates that use bool */
#include <vector>
#include <map>
#include <set>
#include <string>
#include <cstddef>
#include <limits>
#include <sstream>
#include <fstream>
#include <algorithm>
#include <functional>
#include <memory>
#include <queue>
#include <mutex>
#include <unordered_map>
#include <thread>
#include <unordered_set>
#include <complex>
#include <iomanip>
} /* extern C++ */
#undef FALSE
#define FALSE false
#undef TRUE
#define TRUE true
/* In the very few cases we really need a "simple" type, fallback to bool */
#define EMULATED_BOOL int
/* Use our class instead of bool */
#define bool MSVCPedanticBool
/* "volatile bool" with the below substitution doesn't really work. */
/* Just for the sake of the debug, we don't really need volatile */
#define VOLATILE_BOOL bool
#else /* defined(__cplusplus) && defined(DEBUG_BOOL) */
#ifndef FALSE
# define FALSE 0
#endif
#ifndef TRUE
# define TRUE 1
#endif
#define EMULATED_BOOL bool
#define VOLATILE_BOOL volatile bool
#endif /* defined(__cplusplus) && defined(DEBUG_BOOL) */
#if __clang_major__ >= 4 || (__clang_major__ == 3 && __clang_minor__ >= 8)
#define CPL_NOSANITIZE_UNSIGNED_INT_OVERFLOW __attribute__((no_sanitize("unsigned-integer-overflow")))
#else
#define CPL_NOSANITIZE_UNSIGNED_INT_OVERFLOW
#endif
/*! @endcond */
/*! @cond Doxygen_Suppress */
#if defined(__cplusplus) && !defined(CPL_SUPRESS_CPLUSPLUS)
#define CPL_NULLPTR nullptr
#else
#define CPL_NULLPTR NULL
#endif
/*! @endcond */
/* This typedef is for C functions that take char** as argument, but */
/* with the semantics of a const list. In C, char** is not implicitly cast to */
/* const char* const*, contrary to C++. So when seen for C++, it is OK */
/* to expose the prototyes as const char* const*, but for C we keep the */
/* historical definition to avoid warnings. */
#if defined(__cplusplus) && !defined(CPL_SUPRESS_CPLUSPLUS) && !defined(DOXYGEN_SKIP)
/** Type of a constant null-terminated list of nul terminated strings.
* Seen as char** from C and const char* const* from C++ */
typedef const char* const* CSLConstList;
#else
/** Type of a constant null-terminated list of nul terminated strings.
* Seen as char** from C and const char* const* from C++ */
typedef char** CSLConstList;
#endif
#endif /* ndef CPL_BASE_H_INCLUDED */
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