icu57 php_extension magento2

/* ********************************************************************** * Copyright (C) 1998-2016, International Business Machines * Corporation and others. All Rights Reserved. ********************************************************************** * * File unistr.h * * Modification History: * * Date Name Description * 09/25/98 stephen Creation. * 11/11/98 stephen Changed per 11/9 code review. * 04/20/99 stephen Overhauled per 4/16 code review. * 11/18/99 aliu Made to inherit from Replaceable. Added method * handleReplaceBetween(); other methods unchanged. * 06/25/01 grhoten Remove dependency on iostream. ****************************************************************************** */ #ifndef UNISTR_H #define UNISTR_H /** * \file * \brief C++ API: Unicode String */ #include "unicode/utypes.h" #include "unicode/rep.h" #include "unicode/std_string.h" #include "unicode/stringpiece.h" #include "unicode/bytestream.h" #include "unicode/ucasemap.h" struct UConverter; // unicode/ucnv.h #ifndef U_COMPARE_CODE_POINT_ORDER /* see also ustring.h and unorm.h */ /** * Option bit for u_strCaseCompare, u_strcasecmp, unorm_compare, etc: * Compare strings in code point order instead of code unit order. * @stable ICU 2.2 */ #define U_COMPARE_CODE_POINT_ORDER 0x8000 #endif #ifndef USTRING_H /** * \ingroup ustring_ustrlen */ U_STABLE int32_t U_EXPORT2 u_strlen(const UChar *s); #endif /** * \def U_STRING_CASE_MAPPER_DEFINED * @internal */ #ifndef U_STRING_CASE_MAPPER_DEFINED #define U_STRING_CASE_MAPPER_DEFINED /** * Internal string case mapping function type. * @internal */ typedef int32_t U_CALLCONV UStringCaseMapper(const UCaseMap *csm, UChar *dest, int32_t destCapacity, const UChar *src, int32_t srcLength, UErrorCode *pErrorCode); #endif U_NAMESPACE_BEGIN class BreakIterator; // unicode/brkiter.h class Locale; // unicode/locid.h class StringCharacterIterator; class UnicodeStringAppendable; // unicode/appendable.h /* The <iostream> include has been moved to unicode/ustream.h */ /** * Constant to be used in the UnicodeString(char *, int32_t, EInvariant) constructor * which constructs a Unicode string from an invariant-character char * string. * About invariant characters see utypes.h. * This constructor has no runtime dependency on conversion code and is * therefore recommended over ones taking a charset name string * (where the empty string "" indicates invariant-character conversion). * * @stable ICU 3.2 */ #define US_INV icu::UnicodeString::kInvariant /** * Unicode String literals in C++. * Dependent on the platform properties, different UnicodeString * constructors should be used to create a UnicodeString object from * a string literal. * The macros are defined for maximum performance. * They work only for strings that contain "invariant characters", i.e., * only latin letters, digits, and some punctuation. * See utypes.h for details. * * The string parameter must be a C string literal. * The length of the string, not including the terminating * <code>NUL</code>, must be specified as a constant. * The U_STRING_DECL macro should be invoked exactly once for one * such string variable before it is used. * @stable ICU 2.0 */ #if defined(U_DECLARE_UTF16) # define UNICODE_STRING(cs, _length) icu::UnicodeString(TRUE, (const UChar *)U_DECLARE_UTF16(cs), _length) #elif U_SIZEOF_WCHAR_T==U_SIZEOF_UCHAR && (U_CHARSET_FAMILY==U_ASCII_FAMILY || (U_SIZEOF_UCHAR == 2 && defined(U_WCHAR_IS_UTF16))) # define UNICODE_STRING(cs, _length) icu::UnicodeString(TRUE, (const UChar *)L ## cs, _length) #elif U_SIZEOF_UCHAR==1 && U_CHARSET_FAMILY==U_ASCII_FAMILY # define UNICODE_STRING(cs, _length) icu::UnicodeString(TRUE, (const UChar *)cs, _length) #else # define UNICODE_STRING(cs, _length) icu::UnicodeString(cs, _length, US_INV) #endif /** * Unicode String literals in C++. * Dependent on the platform properties, different UnicodeString * constructors should be used to create a UnicodeString object from * a string literal. * The macros are defined for improved performance. * They work only for strings that contain "invariant characters", i.e., * only latin letters, digits, and some punctuation. * See utypes.h for details. * * The string parameter must be a C string literal. * @stable ICU 2.0 */ #define UNICODE_STRING_SIMPLE(cs) UNICODE_STRING(cs, -1) /** * \def UNISTR_FROM_CHAR_EXPLICIT * This can be defined to be empty or "explicit". * If explicit, then the UnicodeString(UChar) and UnicodeString(UChar32) * constructors are marked as explicit, preventing their inadvertent use. * @stable ICU 49 */ #ifndef UNISTR_FROM_CHAR_EXPLICIT # if defined(U_COMBINED_IMPLEMENTATION) || defined(U_COMMON_IMPLEMENTATION) || defined(U_I18N_IMPLEMENTATION) || defined(U_IO_IMPLEMENTATION) // Auto-"explicit" in ICU library code. # define UNISTR_FROM_CHAR_EXPLICIT explicit # else // Empty by default for source code compatibility. # define UNISTR_FROM_CHAR_EXPLICIT # endif #endif /** * \def UNISTR_FROM_STRING_EXPLICIT * This can be defined to be empty or "explicit". * If explicit, then the UnicodeString(const char *) and UnicodeString(const UChar *) * constructors are marked as explicit, preventing their inadvertent use. * * In particular, this helps prevent accidentally depending on ICU conversion code * by passing a string literal into an API with a const UnicodeString & parameter. * @stable ICU 49 */ #ifndef UNISTR_FROM_STRING_EXPLICIT # if defined(U_COMBINED_IMPLEMENTATION) || defined(U_COMMON_IMPLEMENTATION) || defined(U_I18N_IMPLEMENTATION) || defined(U_IO_IMPLEMENTATION) // Auto-"explicit" in ICU library code. # define UNISTR_FROM_STRING_EXPLICIT explicit # else // Empty by default for source code compatibility. # define UNISTR_FROM_STRING_EXPLICIT # endif #endif /* Cannot make the following #ifndef U_HIDE_DRAFT_API, it is used to construct other non-internal constants */ /** * \def UNISTR_OBJECT_SIZE * Desired sizeof(UnicodeString) in bytes. * It should be a multiple of sizeof(pointer) to avoid unusable space for padding. * The object size may want to be a multiple of 16 bytes, * which is a common granularity for heap allocation. * * Any space inside the object beyond sizeof(vtable pointer) + 2 * is available for storing short strings inside the object. * The bigger the object, the longer a string that can be stored inside the object, * without additional heap allocation. * * Depending on a platform's pointer size, pointer alignment requirements, * and struct padding, the compiler will usually round up sizeof(UnicodeString) * to 4 * sizeof(pointer) (or 3 * sizeof(pointer) for P128 data models), * to hold the fields for heap-allocated strings. * Such a minimum size also ensures that the object is easily large enough * to hold at least 2 UChars, for one supplementary code point (U16_MAX_LENGTH). * * sizeof(UnicodeString) >= 48 should work for all known platforms. * * For example, on a 64-bit machine where sizeof(vtable pointer) is 8, * sizeof(UnicodeString) = 64 would leave space for * (64 - sizeof(vtable pointer) - 2) / U_SIZEOF_UCHAR = (64 - 8 - 2) / 2 = 27 * UChars stored inside the object. * * The minimum object size on a 64-bit machine would be * 4 * sizeof(pointer) = 4 * 8 = 32 bytes, * and the internal buffer would hold up to 11 UChars in that case. * * @see U16_MAX_LENGTH * @draft ICU 56 */ #ifndef UNISTR_OBJECT_SIZE # define UNISTR_OBJECT_SIZE 64 #endif /** * UnicodeString is a string class that stores Unicode characters directly and provides * similar functionality as the Java String and StringBuffer/StringBuilder classes. * It is a concrete implementation of the abstract class Replaceable (for transliteration). * * A UnicodeString may also "alias" an external