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annotate perl-5.22.2/utf8.h @ 8045:a16537d2fe07

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<xfix> tar xf perl-5.22.2.tar.gz # Ah, whatever, I\'m doing it anyway
author HackBot
date Sat, 14 May 2016 14:54:38 +0000
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8045
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1 /* utf8.h
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2 *
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3 * This file contains definitions for use with the UTF-8 encoding. It
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4 * actually also works with the variant UTF-8 encoding called UTF-EBCDIC, and
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5 * hides almost all of the differences between these from the caller. In other
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6 * words, someone should #include this file, and if the code is being compiled
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7 * on an EBCDIC platform, things should mostly just work.
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8 *
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9 * Copyright (C) 2000, 2001, 2002, 2005, 2006, 2007, 2009,
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10 * 2010, 2011 by Larry Wall and others
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11 *
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12 * You may distribute under the terms of either the GNU General Public
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13 * License or the Artistic License, as specified in the README file.
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14 *
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15 */
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16
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17 #ifndef H_UTF8 /* Guard against recursive inclusion */
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18 #define H_UTF8 1
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19
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20 /* Use UTF-8 as the default script encoding?
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21 * Turning this on will break scripts having non-UTF-8 binary
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22 * data (such as Latin-1) in string literals. */
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23 #ifdef USE_UTF8_SCRIPTS
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24 # define USE_UTF8_IN_NAMES (!IN_BYTES)
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25 #else
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26 # define USE_UTF8_IN_NAMES (PL_hints & HINT_UTF8)
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27 #endif
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28
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29 #include "regcharclass.h"
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30 #include "unicode_constants.h"
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31
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32 /* For to_utf8_fold_flags, q.v. */
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33 #define FOLD_FLAGS_LOCALE 0x1
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34 #define FOLD_FLAGS_FULL 0x2
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35 #define FOLD_FLAGS_NOMIX_ASCII 0x4
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36
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37 /* For _core_swash_init(), internal core use only */
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38 #define _CORE_SWASH_INIT_USER_DEFINED_PROPERTY 0x1
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39 #define _CORE_SWASH_INIT_RETURN_IF_UNDEF 0x2
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40 #define _CORE_SWASH_INIT_ACCEPT_INVLIST 0x4
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41
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42 /*
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43 =head1 Unicode Support
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44 L<perlguts/Unicode Support> has an introduction to this API.
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45
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46 See also L</Character classification>,
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47 and L</Character case changing>.
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48 Various functions outside this section also work specially with Unicode.
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49 Search for the string "utf8" in this document.
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50
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51 =for apidoc is_ascii_string
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52
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53 This is a misleadingly-named synonym for L</is_invariant_string>.
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54 On ASCII-ish platforms, the name isn't misleading: the ASCII-range characters
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55 are exactly the UTF-8 invariants. But EBCDIC machines have more invariants
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56 than just the ASCII characters, so C<is_invariant_string> is preferred.
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57
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58 =cut
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59 */
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60 #define is_ascii_string(s, len) is_invariant_string(s, len)
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61
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62 #define uvchr_to_utf8(a,b) uvchr_to_utf8_flags(a,b,0)
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63 #define uvchr_to_utf8_flags(d,uv,flags) \
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64 uvoffuni_to_utf8_flags(d,NATIVE_TO_UNI(uv),flags)
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65 #define utf8_to_uvchr_buf(s, e, lenp) \
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66 utf8n_to_uvchr(s, (U8*)(e) - (U8*)(s), lenp, \
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67 ckWARN_d(WARN_UTF8) ? 0 : UTF8_ALLOW_ANY)
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68
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69 #define to_uni_fold(c, p, lenp) _to_uni_fold_flags(c, p, lenp, FOLD_FLAGS_FULL)
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70 #define to_utf8_fold(c, p, lenp) _to_utf8_fold_flags(c, p, lenp, FOLD_FLAGS_FULL)
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71 #define to_utf8_lower(a,b,c) _to_utf8_lower_flags(a,b,c,0)
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72 #define to_utf8_upper(a,b,c) _to_utf8_upper_flags(a,b,c,0)
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73 #define to_utf8_title(a,b,c) _to_utf8_title_flags(a,b,c,0)
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74
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75 /* Source backward compatibility. */
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76 #define is_utf8_string_loc(s, len, ep) is_utf8_string_loclen(s, len, ep, 0)
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77
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78 #define foldEQ_utf8(s1, pe1, l1, u1, s2, pe2, l2, u2) \
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79 foldEQ_utf8_flags(s1, pe1, l1, u1, s2, pe2, l2, u2, 0)
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80 #define FOLDEQ_UTF8_NOMIX_ASCII (1 << 0)
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81 #define FOLDEQ_LOCALE (1 << 1)
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82 #define FOLDEQ_S1_ALREADY_FOLDED (1 << 2)
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83 #define FOLDEQ_S2_ALREADY_FOLDED (1 << 3)
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84 #define FOLDEQ_S1_FOLDS_SANE (1 << 4)
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85 #define FOLDEQ_S2_FOLDS_SANE (1 << 5)
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86
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87 #define ibcmp_utf8(s1, pe1, l1, u1, s2, pe2, l2, u2) \
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88 cBOOL(! foldEQ_utf8(s1, pe1, l1, u1, s2, pe2, l2, u2))
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89
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90 #ifdef EBCDIC
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91 /* The equivalent of these macros but implementing UTF-EBCDIC
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92 are in the following header file:
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93 */
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94
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95 #include "utfebcdic.h"
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96
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97 #else /* ! EBCDIC */
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98 START_EXTERN_C
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99
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100 #ifdef DOINIT
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101 EXTCONST unsigned char PL_utf8skip[] = {
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102 /* 0x00 */ 1,1,1,1,1,1,1,1,1,1,1,1,1,1,1,1, /* ascii */
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103 /* 0x10 */ 1,1,1,1,1,1,1,1,1,1,1,1,1,1,1,1, /* ascii */
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104 /* 0x20 */ 1,1,1,1,1,1,1,1,1,1,1,1,1,1,1,1, /* ascii */
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105 /* 0x30 */ 1,1,1,1,1,1,1,1,1,1,1,1,1,1,1,1, /* ascii */
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106 /* 0x40 */ 1,1,1,1,1,1,1,1,1,1,1,1,1,1,1,1, /* ascii */
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107 /* 0x50 */ 1,1,1,1,1,1,1,1,1,1,1,1,1,1,1,1, /* ascii */
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108 /* 0x60 */ 1,1,1,1,1,1,1,1,1,1,1,1,1,1,1,1, /* ascii */
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109 /* 0x70 */ 1,1,1,1,1,1,1,1,1,1,1,1,1,1,1,1, /* ascii */
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110 /* 0x80 */ 1,1,1,1,1,1,1,1,1,1,1,1,1,1,1,1, /* bogus: continuation byte */
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111 /* 0x90 */ 1,1,1,1,1,1,1,1,1,1,1,1,1,1,1,1, /* bogus: continuation byte */
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112 /* 0xA0 */ 1,1,1,1,1,1,1,1,1,1,1,1,1,1,1,1, /* bogus: continuation byte */
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113 /* 0xB0 */ 1,1,1,1,1,1,1,1,1,1,1,1,1,1,1,1, /* bogus: continuation byte */
a16537d2fe07 <xfix> tar xf perl-5.22.2.tar.gz # Ah, whatever, I\'m doing it anyway
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114 /* 0xC0 */ 2,2, /* overlong */
a16537d2fe07 <xfix> tar xf perl-5.22.2.tar.gz # Ah, whatever, I\'m doing it anyway
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diff changeset
115 /* 0xC2 */ 2,2,2,2,2,2,2,2,2,2,2,2,2,2, /* U+0080 to U+03FF */
a16537d2fe07 <xfix> tar xf perl-5.22.2.tar.gz # Ah, whatever, I\'m doing it anyway
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diff changeset
116 /* 0xD0 */ 2,2,2,2,2,2,2,2,2,2,2,2,2,2,2,2, /* U+0400 to U+07FF */
a16537d2fe07 <xfix> tar xf perl-5.22.2.tar.gz # Ah, whatever, I\'m doing it anyway
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117 /* 0xE0 */ 3,3,3,3,3,3,3,3,3,3,3,3,3,3,3,3, /* U+0800 to U+FFFF */
a16537d2fe07 <xfix> tar xf perl-5.22.2.tar.gz # Ah, whatever, I\'m doing it anyway
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118 /* 0xF0 */ 4,4,4,4,4,4,4,4,5,5,5,5,6,6, /* above BMP to 2**31 - 1 */
a16537d2fe07 <xfix> tar xf perl-5.22.2.tar.gz # Ah, whatever, I\'m doing it anyway
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119 /* 0xFE */ 7,13, /* Perl extended (never was official UTF-8). Up to 72bit
a16537d2fe07 <xfix> tar xf perl-5.22.2.tar.gz # Ah, whatever, I\'m doing it anyway
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120 allowed (64-bit + reserved). */
a16537d2fe07 <xfix> tar xf perl-5.22.2.tar.gz # Ah, whatever, I\'m doing it anyway
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121 };
a16537d2fe07 <xfix> tar xf perl-5.22.2.tar.gz # Ah, whatever, I\'m doing it anyway
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122 #else
a16537d2fe07 <xfix> tar xf perl-5.22.2.tar.gz # Ah, whatever, I\'m doing it anyway
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123 EXTCONST unsigned char PL_utf8skip[];
a16537d2fe07 <xfix> tar xf perl-5.22.2.tar.gz # Ah, whatever, I\'m doing it anyway
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124 #endif
a16537d2fe07 <xfix> tar xf perl-5.22.2.tar.gz # Ah, whatever, I\'m doing it anyway
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125
a16537d2fe07 <xfix> tar xf perl-5.22.2.tar.gz # Ah, whatever, I\'m doing it anyway
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126 END_EXTERN_C
a16537d2fe07 <xfix> tar xf perl-5.22.2.tar.gz # Ah, whatever, I\'m doing it anyway
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127
a16537d2fe07 <xfix> tar xf perl-5.22.2.tar.gz # Ah, whatever, I\'m doing it anyway
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128 /* Native character to/from iso-8859-1. Are the identity functions on ASCII
a16537d2fe07 <xfix> tar xf perl-5.22.2.tar.gz # Ah, whatever, I\'m doing it anyway
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129 * platforms */
a16537d2fe07 <xfix> tar xf perl-5.22.2.tar.gz # Ah, whatever, I\'m doing it anyway
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130 #define NATIVE_TO_LATIN1(ch) (ch)
a16537d2fe07 <xfix> tar xf perl-5.22.2.tar.gz # Ah, whatever, I\'m doing it anyway
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131 #define LATIN1_TO_NATIVE(ch) (ch)
a16537d2fe07 <xfix> tar xf perl-5.22.2.tar.gz # Ah, whatever, I\'m doing it anyway
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132
a16537d2fe07 <xfix> tar xf perl-5.22.2.tar.gz # Ah, whatever, I\'m doing it anyway
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133 /* I8 is an intermediate version of UTF-8 used only in UTF-EBCDIC. We thus
a16537d2fe07 <xfix> tar xf perl-5.22.2.tar.gz # Ah, whatever, I\'m doing it anyway
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134 * consider it to be identical to UTF-8 on ASCII platforms. Strictly speaking
a16537d2fe07 <xfix> tar xf perl-5.22.2.tar.gz # Ah, whatever, I\'m doing it anyway
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135 * UTF-8 and UTF-EBCDIC are two different things, but we often conflate them
a16537d2fe07 <xfix> tar xf perl-5.22.2.tar.gz # Ah, whatever, I\'m doing it anyway
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136 * because they are 8-bit encodings that serve the same purpose in Perl, and
a16537d2fe07 <xfix> tar xf perl-5.22.2.tar.gz # Ah, whatever, I\'m doing it anyway
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137 * rarely do we need to distinguish them. The term "NATIVE_UTF8" applies to
a16537d2fe07 <xfix> tar xf perl-5.22.2.tar.gz # Ah, whatever, I\'m doing it anyway
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138 * whichever one is applicable on the current platform */
a16537d2fe07 <xfix> tar xf perl-5.22.2.tar.gz # Ah, whatever, I\'m doing it anyway
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139 #define NATIVE_UTF8_TO_I8(ch) (ch)
a16537d2fe07 <xfix> tar xf perl-5.22.2.tar.gz # Ah, whatever, I\'m doing it anyway
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140 #define I8_TO_NATIVE_UTF8(ch) (ch)
a16537d2fe07 <xfix> tar xf perl-5.22.2.tar.gz # Ah, whatever, I\'m doing it anyway
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141
a16537d2fe07 <xfix> tar xf perl-5.22.2.tar.gz # Ah, whatever, I\'m doing it anyway
HackBot
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diff changeset
142 /* Transforms in wide UV chars */
a16537d2fe07 <xfix> tar xf perl-5.22.2.tar.gz # Ah, whatever, I\'m doing it anyway
HackBot
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diff changeset
143 #define UNI_TO_NATIVE(ch) (ch)
a16537d2fe07 <xfix> tar xf perl-5.22.2.tar.gz # Ah, whatever, I\'m doing it anyway
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diff changeset
144 #define NATIVE_TO_UNI(ch) (ch)
a16537d2fe07 <xfix> tar xf perl-5.22.2.tar.gz # Ah, whatever, I\'m doing it anyway
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145
a16537d2fe07 <xfix> tar xf perl-5.22.2.tar.gz # Ah, whatever, I\'m doing it anyway
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146 /*
a16537d2fe07 <xfix> tar xf perl-5.22.2.tar.gz # Ah, whatever, I\'m doing it anyway
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147
a16537d2fe07 <xfix> tar xf perl-5.22.2.tar.gz # Ah, whatever, I\'m doing it anyway
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148 The following table is from Unicode 3.2.
a16537d2fe07 <xfix> tar xf perl-5.22.2.tar.gz # Ah, whatever, I\'m doing it anyway
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149
a16537d2fe07 <xfix> tar xf perl-5.22.2.tar.gz # Ah, whatever, I\'m doing it anyway
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150 Code Points 1st Byte 2nd Byte 3rd Byte 4th Byte
a16537d2fe07 <xfix> tar xf perl-5.22.2.tar.gz # Ah, whatever, I\'m doing it anyway
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151
a16537d2fe07 <xfix> tar xf perl-5.22.2.tar.gz # Ah, whatever, I\'m doing it anyway
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152 U+0000..U+007F 00..7F
a16537d2fe07 <xfix> tar xf perl-5.22.2.tar.gz # Ah, whatever, I\'m doing it anyway
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153 U+0080..U+07FF * C2..DF 80..BF
a16537d2fe07 <xfix> tar xf perl-5.22.2.tar.gz # Ah, whatever, I\'m doing it anyway
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154 U+0800..U+0FFF E0 * A0..BF 80..BF
a16537d2fe07 <xfix> tar xf perl-5.22.2.tar.gz # Ah, whatever, I\'m doing it anyway
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diff changeset
155 U+1000..U+CFFF E1..EC 80..BF 80..BF
a16537d2fe07 <xfix> tar xf perl-5.22.2.tar.gz # Ah, whatever, I\'m doing it anyway
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156 U+D000..U+D7FF ED 80..9F 80..BF
a16537d2fe07 <xfix> tar xf perl-5.22.2.tar.gz # Ah, whatever, I\'m doing it anyway
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157 U+D800..U+DFFF ED A0..BF 80..BF (surrogates)
a16537d2fe07 <xfix> tar xf perl-5.22.2.tar.gz # Ah, whatever, I\'m doing it anyway
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158 U+E000..U+FFFF EE..EF 80..BF 80..BF
a16537d2fe07 <xfix> tar xf perl-5.22.2.tar.gz # Ah, whatever, I\'m doing it anyway
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159 U+10000..U+3FFFF F0 * 90..BF 80..BF 80..BF
a16537d2fe07 <xfix> tar xf perl-5.22.2.tar.gz # Ah, whatever, I\'m doing it anyway
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160 U+40000..U+FFFFF F1..F3 80..BF 80..BF 80..BF
a16537d2fe07 <xfix> tar xf perl-5.22.2.tar.gz # Ah, whatever, I\'m doing it anyway
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161 U+100000..U+10FFFF F4 80..8F 80..BF 80..BF
a16537d2fe07 <xfix> tar xf perl-5.22.2.tar.gz # Ah, whatever, I\'m doing it anyway
HackBot
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162 Below are non-Unicode code points
a16537d2fe07 <xfix> tar xf perl-5.22.2.tar.gz # Ah, whatever, I\'m doing it anyway
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163 U+110000..U+13FFFF F4 90..BF 80..BF 80..BF
a16537d2fe07 <xfix> tar xf perl-5.22.2.tar.gz # Ah, whatever, I\'m doing it anyway
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164 U+110000..U+1FFFFF F5..F7 80..BF 80..BF 80..BF
a16537d2fe07 <xfix> tar xf perl-5.22.2.tar.gz # Ah, whatever, I\'m doing it anyway
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165 U+200000..: F8.. * 88..BF 80..BF 80..BF 80..BF
a16537d2fe07 <xfix> tar xf perl-5.22.2.tar.gz # Ah, whatever, I\'m doing it anyway
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166
a16537d2fe07 <xfix> tar xf perl-5.22.2.tar.gz # Ah, whatever, I\'m doing it anyway
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167 Note the gaps before several of the byte entries above marked by '*'. These are
a16537d2fe07 <xfix> tar xf perl-5.22.2.tar.gz # Ah, whatever, I\'m doing it anyway
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168 caused by legal UTF-8 avoiding non-shortest encodings: it is technically
a16537d2fe07 <xfix> tar xf perl-5.22.2.tar.gz # Ah, whatever, I\'m doing it anyway
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169 possible to UTF-8-encode a single code point in different ways, but that is
a16537d2fe07 <xfix> tar xf perl-5.22.2.tar.gz # Ah, whatever, I\'m doing it anyway
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170 explicitly forbidden, and the shortest possible encoding should always be used
a16537d2fe07 <xfix> tar xf perl-5.22.2.tar.gz # Ah, whatever, I\'m doing it anyway
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171 (and that is what Perl does). The non-shortest ones are called 'overlongs'.
a16537d2fe07 <xfix> tar xf perl-5.22.2.tar.gz # Ah, whatever, I\'m doing it anyway
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172
a16537d2fe07 <xfix> tar xf perl-5.22.2.tar.gz # Ah, whatever, I\'m doing it anyway
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173 */
a16537d2fe07 <xfix> tar xf perl-5.22.2.tar.gz # Ah, whatever, I\'m doing it anyway
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174
a16537d2fe07 <xfix> tar xf perl-5.22.2.tar.gz # Ah, whatever, I\'m doing it anyway
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175 /*
a16537d2fe07 <xfix> tar xf perl-5.22.2.tar.gz # Ah, whatever, I\'m doing it anyway
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176 Another way to look at it, as bits:
a16537d2fe07 <xfix> tar xf perl-5.22.2.tar.gz # Ah, whatever, I\'m doing it anyway
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177
a16537d2fe07 <xfix> tar xf perl-5.22.2.tar.gz # Ah, whatever, I\'m doing it anyway
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178 Code Points 1st Byte 2nd Byte 3rd Byte 4th Byte
a16537d2fe07 <xfix> tar xf perl-5.22.2.tar.gz # Ah, whatever, I\'m doing it anyway
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179
a16537d2fe07 <xfix> tar xf perl-5.22.2.tar.gz # Ah, whatever, I\'m doing it anyway
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180 0aaa aaaa 0aaa aaaa
a16537d2fe07 <xfix> tar xf perl-5.22.2.tar.gz # Ah, whatever, I\'m doing it anyway
HackBot
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181 0000 0bbb bbaa aaaa 110b bbbb 10aa aaaa
a16537d2fe07 <xfix> tar xf perl-5.22.2.tar.gz # Ah, whatever, I\'m doing it anyway
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182 cccc bbbb bbaa aaaa 1110 cccc 10bb bbbb 10aa aaaa
a16537d2fe07 <xfix> tar xf perl-5.22.2.tar.gz # Ah, whatever, I\'m doing it anyway
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183 00 000d ddcc cccc bbbb bbaa aaaa 1111 0ddd 10cc cccc 10bb bbbb 10aa aaaa
a16537d2fe07 <xfix> tar xf perl-5.22.2.tar.gz # Ah, whatever, I\'m doing it anyway
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184
a16537d2fe07 <xfix> tar xf perl-5.22.2.tar.gz # Ah, whatever, I\'m doing it anyway
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185 As you can see, the continuation bytes all begin with C<10>, and the
a16537d2fe07 <xfix> tar xf perl-5.22.2.tar.gz # Ah, whatever, I\'m doing it anyway
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186 leading bits of the start byte tell how many bytes there are in the
a16537d2fe07 <xfix> tar xf perl-5.22.2.tar.gz # Ah, whatever, I\'m doing it anyway
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187 encoded character.
a16537d2fe07 <xfix> tar xf perl-5.22.2.tar.gz # Ah, whatever, I\'m doing it anyway
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188
a16537d2fe07 <xfix> tar xf perl-5.22.2.tar.gz # Ah, whatever, I\'m doing it anyway
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189 Perl's extended UTF-8 means we can have start bytes up to FF.
a16537d2fe07 <xfix> tar xf perl-5.22.2.tar.gz # Ah, whatever, I\'m doing it anyway
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190
a16537d2fe07 <xfix> tar xf perl-5.22.2.tar.gz # Ah, whatever, I\'m doing it anyway
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191 */
a16537d2fe07 <xfix> tar xf perl-5.22.2.tar.gz # Ah, whatever, I\'m doing it anyway
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192
a16537d2fe07 <xfix> tar xf perl-5.22.2.tar.gz # Ah, whatever, I\'m doing it anyway
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193 /* Is the representation of the Unicode code point 'c' the same regardless of
a16537d2fe07 <xfix> tar xf perl-5.22.2.tar.gz # Ah, whatever, I\'m doing it anyway
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194 * being encoded in UTF-8 or not? */
a16537d2fe07 <xfix> tar xf perl-5.22.2.tar.gz # Ah, whatever, I\'m doing it anyway
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195 #define UNI_IS_INVARIANT(c) (((UV)c) < 0x80)
a16537d2fe07 <xfix> tar xf perl-5.22.2.tar.gz # Ah, whatever, I\'m doing it anyway
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196
a16537d2fe07 <xfix> tar xf perl-5.22.2.tar.gz # Ah, whatever, I\'m doing it anyway
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197 /* Is the UTF8-encoded byte 'c' part of a variant sequence in UTF-8? This is
a16537d2fe07 <xfix> tar xf perl-5.22.2.tar.gz # Ah, whatever, I\'m doing it anyway
HackBot
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198 * the inverse of UTF8_IS_INVARIANT */
a16537d2fe07 <xfix> tar xf perl-5.22.2.tar.gz # Ah, whatever, I\'m doing it anyway
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199 #define UTF8_IS_CONTINUED(c) (((U8)c) & 0x80)
a16537d2fe07 <xfix> tar xf perl-5.22.2.tar.gz # Ah, whatever, I\'m doing it anyway
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200
a16537d2fe07 <xfix> tar xf perl-5.22.2.tar.gz # Ah, whatever, I\'m doing it anyway
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201 /* Is the byte 'c' the first byte of a multi-byte UTF8-8 encoded sequence?
a16537d2fe07 <xfix> tar xf perl-5.22.2.tar.gz # Ah, whatever, I\'m doing it anyway
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202 * This doesn't catch invariants (they are single-byte). It also excludes the
a16537d2fe07 <xfix> tar xf perl-5.22.2.tar.gz # Ah, whatever, I\'m doing it anyway
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203 * illegal overlong sequences that begin with C0 and C1. */
a16537d2fe07 <xfix> tar xf perl-5.22.2.tar.gz # Ah, whatever, I\'m doing it anyway
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204 #define UTF8_IS_START(c) (((U8)c) >= 0xc2)
a16537d2fe07 <xfix> tar xf perl-5.22.2.tar.gz # Ah, whatever, I\'m doing it anyway
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205
a16537d2fe07 <xfix> tar xf perl-5.22.2.tar.gz # Ah, whatever, I\'m doing it anyway
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206 /* Is the byte 'c' part of a multi-byte UTF8-8 encoded sequence, and not the
a16537d2fe07 <xfix> tar xf perl-5.22.2.tar.gz # Ah, whatever, I\'m doing it anyway
HackBot
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diff changeset
207 * first byte thereof? */
a16537d2fe07 <xfix> tar xf perl-5.22.2.tar.gz # Ah, whatever, I\'m doing it anyway
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diff changeset
208 #define UTF8_IS_CONTINUATION(c) ((((U8)c) & 0xC0) == 0x80)
a16537d2fe07 <xfix> tar xf perl-5.22.2.tar.gz # Ah, whatever, I\'m doing it anyway
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209
a16537d2fe07 <xfix> tar xf perl-5.22.2.tar.gz # Ah, whatever, I\'m doing it anyway
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diff changeset
210 /* Is the UTF8-encoded byte 'c' the first byte of a two byte sequence? Use
a16537d2fe07 <xfix> tar xf perl-5.22.2.tar.gz # Ah, whatever, I\'m doing it anyway
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211 * UTF8_IS_NEXT_CHAR_DOWNGRADEABLE() instead if the input isn't known to
a16537d2fe07 <xfix> tar xf perl-5.22.2.tar.gz # Ah, whatever, I\'m doing it anyway
HackBot
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212 * be well-formed. Masking with 0xfe allows the low bit to be 0 or 1; thus
a16537d2fe07 <xfix> tar xf perl-5.22.2.tar.gz # Ah, whatever, I\'m doing it anyway
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213 * this matches 0xc[23]. */
a16537d2fe07 <xfix> tar xf perl-5.22.2.tar.gz # Ah, whatever, I\'m doing it anyway
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diff changeset
214 #define UTF8_IS_DOWNGRADEABLE_START(c) (((U8)(c) & 0xfe) == 0xc2)
a16537d2fe07 <xfix> tar xf perl-5.22.2.tar.gz # Ah, whatever, I\'m doing it anyway
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diff changeset
215
a16537d2fe07 <xfix> tar xf perl-5.22.2.tar.gz # Ah, whatever, I\'m doing it anyway
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diff changeset
216 /* Is the UTF8-encoded byte 'c' the first byte of a sequence of bytes that
a16537d2fe07 <xfix> tar xf perl-5.22.2.tar.gz # Ah, whatever, I\'m doing it anyway
HackBot
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217 * represent a code point > 255? */
a16537d2fe07 <xfix> tar xf perl-5.22.2.tar.gz # Ah, whatever, I\'m doing it anyway
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diff changeset
218 #define UTF8_IS_ABOVE_LATIN1(c) ((U8)(c) >= 0xc4)
a16537d2fe07 <xfix> tar xf perl-5.22.2.tar.gz # Ah, whatever, I\'m doing it anyway
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219
a16537d2fe07 <xfix> tar xf perl-5.22.2.tar.gz # Ah, whatever, I\'m doing it anyway
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220 /* This defines the 1-bits that are to be in the first byte of a multi-byte
a16537d2fe07 <xfix> tar xf perl-5.22.2.tar.gz # Ah, whatever, I\'m doing it anyway
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221 * UTF-8 encoded character that give the number of bytes that comprise the
a16537d2fe07 <xfix> tar xf perl-5.22.2.tar.gz # Ah, whatever, I\'m doing it anyway
HackBot
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diff changeset
222 * character. 'len' is the number of bytes in the multi-byte sequence. */
a16537d2fe07 <xfix> tar xf perl-5.22.2.tar.gz # Ah, whatever, I\'m doing it anyway
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223 #define UTF_START_MARK(len) (((len) > 7) ? 0xFF : (0xFF & (0xFE << (7-(len)))))
a16537d2fe07 <xfix> tar xf perl-5.22.2.tar.gz # Ah, whatever, I\'m doing it anyway
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224
a16537d2fe07 <xfix> tar xf perl-5.22.2.tar.gz # Ah, whatever, I\'m doing it anyway
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225 /* Masks out the initial one bits in a start byte, leaving the real data ones.
a16537d2fe07 <xfix> tar xf perl-5.22.2.tar.gz # Ah, whatever, I\'m doing it anyway
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226 * Doesn't work on an invariant byte. 'len' is the number of bytes in the
a16537d2fe07 <xfix> tar xf perl-5.22.2.tar.gz # Ah, whatever, I\'m doing it anyway
HackBot
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227 * multi-byte sequence that comprises the character. */
a16537d2fe07 <xfix> tar xf perl-5.22.2.tar.gz # Ah, whatever, I\'m doing it anyway
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228 #define UTF_START_MASK(len) (((len) >= 7) ? 0x00 : (0x1F >> ((len)-2)))
a16537d2fe07 <xfix> tar xf perl-5.22.2.tar.gz # Ah, whatever, I\'m doing it anyway
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229
a16537d2fe07 <xfix> tar xf perl-5.22.2.tar.gz # Ah, whatever, I\'m doing it anyway
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230 /* This defines the bits that are to be in the continuation bytes of a multi-byte
a16537d2fe07 <xfix> tar xf perl-5.22.2.tar.gz # Ah, whatever, I\'m doing it anyway
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231 * UTF-8 encoded character that indicate it is a continuation byte. */
a16537d2fe07 <xfix> tar xf perl-5.22.2.tar.gz # Ah, whatever, I\'m doing it anyway
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232 #define UTF_CONTINUATION_MARK 0x80
a16537d2fe07 <xfix> tar xf perl-5.22.2.tar.gz # Ah, whatever, I\'m doing it anyway
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233
a16537d2fe07 <xfix> tar xf perl-5.22.2.tar.gz # Ah, whatever, I\'m doing it anyway
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234 /* This is the number of low-order bits a continuation byte in a UTF-8 encoded
a16537d2fe07 <xfix> tar xf perl-5.22.2.tar.gz # Ah, whatever, I\'m doing it anyway
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235 * sequence contributes to the specification of the code point. In the bit
a16537d2fe07 <xfix> tar xf perl-5.22.2.tar.gz # Ah, whatever, I\'m doing it anyway
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236 * maps above, you see that the first 2 bits are a constant '10', leaving 6 of
a16537d2fe07 <xfix> tar xf perl-5.22.2.tar.gz # Ah, whatever, I\'m doing it anyway
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237 * real information */
a16537d2fe07 <xfix> tar xf perl-5.22.2.tar.gz # Ah, whatever, I\'m doing it anyway
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238 #define UTF_ACCUMULATION_SHIFT 6
a16537d2fe07 <xfix> tar xf perl-5.22.2.tar.gz # Ah, whatever, I\'m doing it anyway
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239
a16537d2fe07 <xfix> tar xf perl-5.22.2.tar.gz # Ah, whatever, I\'m doing it anyway
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diff changeset
240 /* 2**UTF_ACCUMULATION_SHIFT - 1 */
a16537d2fe07 <xfix> tar xf perl-5.22.2.tar.gz # Ah, whatever, I\'m doing it anyway
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241 #define UTF_CONTINUATION_MASK ((U8)0x3f)
a16537d2fe07 <xfix> tar xf perl-5.22.2.tar.gz # Ah, whatever, I\'m doing it anyway
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242
a16537d2fe07 <xfix> tar xf perl-5.22.2.tar.gz # Ah, whatever, I\'m doing it anyway
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243 /* If a value is anded with this, and the result is non-zero, then using the
a16537d2fe07 <xfix> tar xf perl-5.22.2.tar.gz # Ah, whatever, I\'m doing it anyway
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244 * original value in UTF8_ACCUMULATE will overflow, shifting bits off the left
a16537d2fe07 <xfix> tar xf perl-5.22.2.tar.gz # Ah, whatever, I\'m doing it anyway
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245 * */
a16537d2fe07 <xfix> tar xf perl-5.22.2.tar.gz # Ah, whatever, I\'m doing it anyway
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246 #define UTF_ACCUMULATION_OVERFLOW_MASK \
a16537d2fe07 <xfix> tar xf perl-5.22.2.tar.gz # Ah, whatever, I\'m doing it anyway
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247 (((UV) UTF_CONTINUATION_MASK) << ((sizeof(UV) * CHARBITS) \
a16537d2fe07 <xfix> tar xf perl-5.22.2.tar.gz # Ah, whatever, I\'m doing it anyway
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248 - UTF_ACCUMULATION_SHIFT))
a16537d2fe07 <xfix> tar xf perl-5.22.2.tar.gz # Ah, whatever, I\'m doing it anyway
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249
a16537d2fe07 <xfix> tar xf perl-5.22.2.tar.gz # Ah, whatever, I\'m doing it anyway
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diff changeset
250 #if UVSIZE >= 8
a16537d2fe07 <xfix> tar xf perl-5.22.2.tar.gz # Ah, whatever, I\'m doing it anyway
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251 # define UTF8_QUAD_MAX UINT64_C(0x1000000000)
a16537d2fe07 <xfix> tar xf perl-5.22.2.tar.gz # Ah, whatever, I\'m doing it anyway
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252
a16537d2fe07 <xfix> tar xf perl-5.22.2.tar.gz # Ah, whatever, I\'m doing it anyway
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253 /* Input is a true Unicode (not-native) code point */
a16537d2fe07 <xfix> tar xf perl-5.22.2.tar.gz # Ah, whatever, I\'m doing it anyway
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254 #define OFFUNISKIP(uv) ( (uv) < 0x80 ? 1 : \
a16537d2fe07 <xfix> tar xf perl-5.22.2.tar.gz # Ah, whatever, I\'m doing it anyway
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255 (uv) < 0x800 ? 2 : \
a16537d2fe07 <xfix> tar xf perl-5.22.2.tar.gz # Ah, whatever, I\'m doing it anyway
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256 (uv) < 0x10000 ? 3 : \
a16537d2fe07 <xfix> tar xf perl-5.22.2.tar.gz # Ah, whatever, I\'m doing it anyway
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257 (uv) < 0x200000 ? 4 : \
a16537d2fe07 <xfix> tar xf perl-5.22.2.tar.gz # Ah, whatever, I\'m doing it anyway
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258 (uv) < 0x4000000 ? 5 : \
a16537d2fe07 <xfix> tar xf perl-5.22.2.tar.gz # Ah, whatever, I\'m doing it anyway
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259 (uv) < 0x80000000 ? 6 : \
a16537d2fe07 <xfix> tar xf perl-5.22.2.tar.gz # Ah, whatever, I\'m doing it anyway
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260 (uv) < UTF8_QUAD_MAX ? 7 : 13 )
a16537d2fe07 <xfix> tar xf perl-5.22.2.tar.gz # Ah, whatever, I\'m doing it anyway
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261 #else
a16537d2fe07 <xfix> tar xf perl-5.22.2.tar.gz # Ah, whatever, I\'m doing it anyway
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diff changeset
262 /* No, I'm not even going to *TRY* putting #ifdef inside a #define */
a16537d2fe07 <xfix> tar xf perl-5.22.2.tar.gz # Ah, whatever, I\'m doing it anyway
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263 #define OFFUNISKIP(uv) ( (uv) < 0x80 ? 1 : \
a16537d2fe07 <xfix> tar xf perl-5.22.2.tar.gz # Ah, whatever, I\'m doing it anyway
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264 (uv) < 0x800 ? 2 : \
a16537d2fe07 <xfix> tar xf perl-5.22.2.tar.gz # Ah, whatever, I\'m doing it anyway
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265 (uv) < 0x10000 ? 3 : \
a16537d2fe07 <xfix> tar xf perl-5.22.2.tar.gz # Ah, whatever, I\'m doing it anyway
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266 (uv) < 0x200000 ? 4 : \
a16537d2fe07 <xfix> tar xf perl-5.22.2.tar.gz # Ah, whatever, I\'m doing it anyway
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267 (uv) < 0x4000000 ? 5 : \
a16537d2fe07 <xfix> tar xf perl-5.22.2.tar.gz # Ah, whatever, I\'m doing it anyway
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268 (uv) < 0x80000000 ? 6 : 7 )
a16537d2fe07 <xfix> tar xf perl-5.22.2.tar.gz # Ah, whatever, I\'m doing it anyway
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269 #endif
a16537d2fe07 <xfix> tar xf perl-5.22.2.tar.gz # Ah, whatever, I\'m doing it anyway
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270
a16537d2fe07 <xfix> tar xf perl-5.22.2.tar.gz # Ah, whatever, I\'m doing it anyway
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271 /* How wide can a single UTF-8 encoded character become in bytes. */
a16537d2fe07 <xfix> tar xf perl-5.22.2.tar.gz # Ah, whatever, I\'m doing it anyway
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272 /* NOTE: Strictly speaking Perl's UTF-8 should not be called UTF-8 since UTF-8
a16537d2fe07 <xfix> tar xf perl-5.22.2.tar.gz # Ah, whatever, I\'m doing it anyway
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273 * is an encoding of Unicode, and Unicode's upper limit, 0x10FFFF, can be
a16537d2fe07 <xfix> tar xf perl-5.22.2.tar.gz # Ah, whatever, I\'m doing it anyway
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274 * expressed with 4 bytes. However, Perl thinks of UTF-8 as a way to encode
a16537d2fe07 <xfix> tar xf perl-5.22.2.tar.gz # Ah, whatever, I\'m doing it anyway
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275 * non-negative integers in a binary format, even those above Unicode */
a16537d2fe07 <xfix> tar xf perl-5.22.2.tar.gz # Ah, whatever, I\'m doing it anyway
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276 #define UTF8_MAXBYTES 13
a16537d2fe07 <xfix> tar xf perl-5.22.2.tar.gz # Ah, whatever, I\'m doing it anyway
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277
a16537d2fe07 <xfix> tar xf perl-5.22.2.tar.gz # Ah, whatever, I\'m doing it anyway
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278 /* The maximum number of UTF-8 bytes a single Unicode character can
a16537d2fe07 <xfix> tar xf perl-5.22.2.tar.gz # Ah, whatever, I\'m doing it anyway
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279 * uppercase/lowercase/fold into. Unicode guarantees that the maximum
a16537d2fe07 <xfix> tar xf perl-5.22.2.tar.gz # Ah, whatever, I\'m doing it anyway
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280 * expansion is 3 characters. On ASCIIish platforms, the highest Unicode
a16537d2fe07 <xfix> tar xf perl-5.22.2.tar.gz # Ah, whatever, I\'m doing it anyway
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281 * character occupies 4 bytes, therefore this number would be 12, but this is
a16537d2fe07 <xfix> tar xf perl-5.22.2.tar.gz # Ah, whatever, I\'m doing it anyway
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282 * smaller than the maximum width a single above-Unicode character can occupy,
a16537d2fe07 <xfix> tar xf perl-5.22.2.tar.gz # Ah, whatever, I\'m doing it anyway
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283 * so use that instead */
a16537d2fe07 <xfix> tar xf perl-5.22.2.tar.gz # Ah, whatever, I\'m doing it anyway
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284 #if UTF8_MAXBYTES < 12
a16537d2fe07 <xfix> tar xf perl-5.22.2.tar.gz # Ah, whatever, I\'m doing it anyway
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285 #error UTF8_MAXBYTES must be at least 12
a16537d2fe07 <xfix> tar xf perl-5.22.2.tar.gz # Ah, whatever, I\'m doing it anyway
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286 #endif
a16537d2fe07 <xfix> tar xf perl-5.22.2.tar.gz # Ah, whatever, I\'m doing it anyway
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287
a16537d2fe07 <xfix> tar xf perl-5.22.2.tar.gz # Ah, whatever, I\'m doing it anyway
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288 /* ^? is defined to be DEL on ASCII systems. See the definition of toCTRL()
a16537d2fe07 <xfix> tar xf perl-5.22.2.tar.gz # Ah, whatever, I\'m doing it anyway
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289 * for more */
a16537d2fe07 <xfix> tar xf perl-5.22.2.tar.gz # Ah, whatever, I\'m doing it anyway
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290 #define QUESTION_MARK_CTRL DEL_NATIVE
a16537d2fe07 <xfix> tar xf perl-5.22.2.tar.gz # Ah, whatever, I\'m doing it anyway
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291
a16537d2fe07 <xfix> tar xf perl-5.22.2.tar.gz # Ah, whatever, I\'m doing it anyway
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292 #define MAX_UTF8_TWO_BYTE 0x7FF
a16537d2fe07 <xfix> tar xf perl-5.22.2.tar.gz # Ah, whatever, I\'m doing it anyway
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293
a16537d2fe07 <xfix> tar xf perl-5.22.2.tar.gz # Ah, whatever, I\'m doing it anyway
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294 #define UTF8_MAXBYTES_CASE UTF8_MAXBYTES
a16537d2fe07 <xfix> tar xf perl-5.22.2.tar.gz # Ah, whatever, I\'m doing it anyway
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295
a16537d2fe07 <xfix> tar xf perl-5.22.2.tar.gz # Ah, whatever, I\'m doing it anyway
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296 #endif /* EBCDIC vs ASCII */
a16537d2fe07 <xfix> tar xf perl-5.22.2.tar.gz # Ah, whatever, I\'m doing it anyway
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297
a16537d2fe07 <xfix> tar xf perl-5.22.2.tar.gz # Ah, whatever, I\'m doing it anyway
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298 /* Rest of these are attributes of Unicode and perl's internals rather than the
a16537d2fe07 <xfix> tar xf perl-5.22.2.tar.gz # Ah, whatever, I\'m doing it anyway
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299 * encoding, or happen to be the same in both ASCII and EBCDIC (at least at
a16537d2fe07 <xfix> tar xf perl-5.22.2.tar.gz # Ah, whatever, I\'m doing it anyway
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300 * this level; the macros that some of these call may have different
a16537d2fe07 <xfix> tar xf perl-5.22.2.tar.gz # Ah, whatever, I\'m doing it anyway
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301 * definitions in the two encodings */
a16537d2fe07 <xfix> tar xf perl-5.22.2.tar.gz # Ah, whatever, I\'m doing it anyway
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302
a16537d2fe07 <xfix> tar xf perl-5.22.2.tar.gz # Ah, whatever, I\'m doing it anyway
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303 /* In domain restricted to ASCII, these may make more sense to the reader than
a16537d2fe07 <xfix> tar xf perl-5.22.2.tar.gz # Ah, whatever, I\'m doing it anyway
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304 * the ones with Latin1 in the name */
a16537d2fe07 <xfix> tar xf perl-5.22.2.tar.gz # Ah, whatever, I\'m doing it anyway
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305 #define NATIVE_TO_ASCII(ch) NATIVE_TO_LATIN1(ch)
a16537d2fe07 <xfix> tar xf perl-5.22.2.tar.gz # Ah, whatever, I\'m doing it anyway
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306 #define ASCII_TO_NATIVE(ch) LATIN1_TO_NATIVE(ch)
a16537d2fe07 <xfix> tar xf perl-5.22.2.tar.gz # Ah, whatever, I\'m doing it anyway
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307
a16537d2fe07 <xfix> tar xf perl-5.22.2.tar.gz # Ah, whatever, I\'m doing it anyway
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308 /* More or less misleadingly-named defines, retained for back compat */
a16537d2fe07 <xfix> tar xf perl-5.22.2.tar.gz # Ah, whatever, I\'m doing it anyway
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309 #define NATIVE_TO_UTF(ch) NATIVE_UTF8_TO_I8(ch)
a16537d2fe07 <xfix> tar xf perl-5.22.2.tar.gz # Ah, whatever, I\'m doing it anyway
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310 #define NATIVE_TO_I8(ch) NATIVE_UTF8_TO_I8(ch)
a16537d2fe07 <xfix> tar xf perl-5.22.2.tar.gz # Ah, whatever, I\'m doing it anyway
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311 #define UTF_TO_NATIVE(ch) I8_TO_NATIVE_UTF8(ch)
a16537d2fe07 <xfix> tar xf perl-5.22.2.tar.gz # Ah, whatever, I\'m doing it anyway
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312 #define I8_TO_NATIVE(ch) I8_TO_NATIVE_UTF8(ch)
a16537d2fe07 <xfix> tar xf perl-5.22.2.tar.gz # Ah, whatever, I\'m doing it anyway
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313 #define NATIVE8_TO_UNI(ch) NATIVE_TO_LATIN1(ch)
a16537d2fe07 <xfix> tar xf perl-5.22.2.tar.gz # Ah, whatever, I\'m doing it anyway
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314
a16537d2fe07 <xfix> tar xf perl-5.22.2.tar.gz # Ah, whatever, I\'m doing it anyway
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315 /* Adds a UTF8 continuation byte 'new' of information to a running total code
a16537d2fe07 <xfix> tar xf perl-5.22.2.tar.gz # Ah, whatever, I\'m doing it anyway
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316 * point 'old' of all the continuation bytes so far. This is designed to be
a16537d2fe07 <xfix> tar xf perl-5.22.2.tar.gz # Ah, whatever, I\'m doing it anyway
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317 * used in a loop to convert from UTF-8 to the code point represented. Note
a16537d2fe07 <xfix> tar xf perl-5.22.2.tar.gz # Ah, whatever, I\'m doing it anyway
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318 * that this is asymmetric on EBCDIC platforms, in that the 'new' parameter is
a16537d2fe07 <xfix> tar xf perl-5.22.2.tar.gz # Ah, whatever, I\'m doing it anyway
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319 * the UTF-EBCDIC byte, whereas the 'old' parameter is a Unicode (not EBCDIC)
a16537d2fe07 <xfix> tar xf perl-5.22.2.tar.gz # Ah, whatever, I\'m doing it anyway
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320 * code point in process of being generated */
a16537d2fe07 <xfix> tar xf perl-5.22.2.tar.gz # Ah, whatever, I\'m doing it anyway
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321 #define UTF8_ACCUMULATE(old, new) (((old) << UTF_ACCUMULATION_SHIFT) \
a16537d2fe07 <xfix> tar xf perl-5.22.2.tar.gz # Ah, whatever, I\'m doing it anyway
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322 | ((NATIVE_UTF8_TO_I8((U8)new)) \
a16537d2fe07 <xfix> tar xf perl-5.22.2.tar.gz # Ah, whatever, I\'m doing it anyway
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323 & UTF_CONTINUATION_MASK))
a16537d2fe07 <xfix> tar xf perl-5.22.2.tar.gz # Ah, whatever, I\'m doing it anyway
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324
a16537d2fe07 <xfix> tar xf perl-5.22.2.tar.gz # Ah, whatever, I\'m doing it anyway
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325 /* This works in the face of malformed UTF-8. */
a16537d2fe07 <xfix> tar xf perl-5.22.2.tar.gz # Ah, whatever, I\'m doing it anyway
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326 #define UTF8_IS_NEXT_CHAR_DOWNGRADEABLE(s, e) (UTF8_IS_DOWNGRADEABLE_START(*s) \
a16537d2fe07 <xfix> tar xf perl-5.22.2.tar.gz # Ah, whatever, I\'m doing it anyway
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327 && ( (e) - (s) > 1) \
a16537d2fe07 <xfix> tar xf perl-5.22.2.tar.gz # Ah, whatever, I\'m doing it anyway
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328 && UTF8_IS_CONTINUATION(*((s)+1)))
a16537d2fe07 <xfix> tar xf perl-5.22.2.tar.gz # Ah, whatever, I\'m doing it anyway
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329
a16537d2fe07 <xfix> tar xf perl-5.22.2.tar.gz # Ah, whatever, I\'m doing it anyway
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330 /* Number of bytes a code point occupies in UTF-8. */
a16537d2fe07 <xfix> tar xf perl-5.22.2.tar.gz # Ah, whatever, I\'m doing it anyway
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331 #define NATIVE_SKIP(uv) OFFUNISKIP(NATIVE_TO_UNI(uv))
a16537d2fe07 <xfix> tar xf perl-5.22.2.tar.gz # Ah, whatever, I\'m doing it anyway
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332
a16537d2fe07 <xfix> tar xf perl-5.22.2.tar.gz # Ah, whatever, I\'m doing it anyway
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333 /*
a16537d2fe07 <xfix> tar xf perl-5.22.2.tar.gz # Ah, whatever, I\'m doing it anyway
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334
a16537d2fe07 <xfix> tar xf perl-5.22.2.tar.gz # Ah, whatever, I\'m doing it anyway
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335 =for apidoc Am|STRLEN|UVCHR_SKIP|UV cp
a16537d2fe07 <xfix> tar xf perl-5.22.2.tar.gz # Ah, whatever, I\'m doing it anyway
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336 returns the number of bytes required to represent the code point C<cp> when
a16537d2fe07 <xfix> tar xf perl-5.22.2.tar.gz # Ah, whatever, I\'m doing it anyway
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337 encoded as UTF-8. C<cp> is a native (ASCII or EBCDIC) code point if less than
a16537d2fe07 <xfix> tar xf perl-5.22.2.tar.gz # Ah, whatever, I\'m doing it anyway
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338 255; a Unicode code point otherwise.
a16537d2fe07 <xfix> tar xf perl-5.22.2.tar.gz # Ah, whatever, I\'m doing it anyway
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339
a16537d2fe07 <xfix> tar xf perl-5.22.2.tar.gz # Ah, whatever, I\'m doing it anyway
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340 =cut
a16537d2fe07 <xfix> tar xf perl-5.22.2.tar.gz # Ah, whatever, I\'m doing it anyway
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341 */
a16537d2fe07 <xfix> tar xf perl-5.22.2.tar.gz # Ah, whatever, I\'m doing it anyway
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342
a16537d2fe07 <xfix> tar xf perl-5.22.2.tar.gz # Ah, whatever, I\'m doing it anyway
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343 /* Most code which says UNISKIP is really thinking in terms of native code
a16537d2fe07 <xfix> tar xf perl-5.22.2.tar.gz # Ah, whatever, I\'m doing it anyway
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344 * points (0-255) plus all those beyond. This is an imprecise term, but having
a16537d2fe07 <xfix> tar xf perl-5.22.2.tar.gz # Ah, whatever, I\'m doing it anyway
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345 * it means existing code continues to work. For precision, use UVCHR_SKIP,
a16537d2fe07 <xfix> tar xf perl-5.22.2.tar.gz # Ah, whatever, I\'m doing it anyway
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346 * NATIVE_SKIP, and OFFUNISKIP */
a16537d2fe07 <xfix> tar xf perl-5.22.2.tar.gz # Ah, whatever, I\'m doing it anyway
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347 #define UNISKIP(uv) NATIVE_SKIP(uv)
a16537d2fe07 <xfix> tar xf perl-5.22.2.tar.gz # Ah, whatever, I\'m doing it anyway
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348 #define UVCHR_SKIP(uv) NATIVE_SKIP(uv)
a16537d2fe07 <xfix> tar xf perl-5.22.2.tar.gz # Ah, whatever, I\'m doing it anyway
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349
a16537d2fe07 <xfix> tar xf perl-5.22.2.tar.gz # Ah, whatever, I\'m doing it anyway
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350 /* Convert a two (not one) byte utf8 character to a native code point value.
a16537d2fe07 <xfix> tar xf perl-5.22.2.tar.gz # Ah, whatever, I\'m doing it anyway
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351 * Needs just one iteration of accumulate. Should not be used unless it is
a16537d2fe07 <xfix> tar xf perl-5.22.2.tar.gz # Ah, whatever, I\'m doing it anyway
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352 * known that the two bytes are legal: 1) two-byte start, and 2) continuation.
a16537d2fe07 <xfix> tar xf perl-5.22.2.tar.gz # Ah, whatever, I\'m doing it anyway
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353 * Note that the result can be larger than 255 if the input character is not
a16537d2fe07 <xfix> tar xf perl-5.22.2.tar.gz # Ah, whatever, I\'m doing it anyway
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354 * downgradable */
a16537d2fe07 <xfix> tar xf perl-5.22.2.tar.gz # Ah, whatever, I\'m doing it anyway
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355 #define TWO_BYTE_UTF8_TO_NATIVE(HI, LO) \
a16537d2fe07 <xfix> tar xf perl-5.22.2.tar.gz # Ah, whatever, I\'m doing it anyway
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356 UNI_TO_NATIVE(UTF8_ACCUMULATE((NATIVE_UTF8_TO_I8(HI) & UTF_START_MASK(2)), \
a16537d2fe07 <xfix> tar xf perl-5.22.2.tar.gz # Ah, whatever, I\'m doing it anyway
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357 (LO)))
a16537d2fe07 <xfix> tar xf perl-5.22.2.tar.gz # Ah, whatever, I\'m doing it anyway
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358
a16537d2fe07 <xfix> tar xf perl-5.22.2.tar.gz # Ah, whatever, I\'m doing it anyway
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diff changeset
359 /* Should never be used, and be deprecated */
a16537d2fe07 <xfix> tar xf perl-5.22.2.tar.gz # Ah, whatever, I\'m doing it anyway
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360 #define TWO_BYTE_UTF8_TO_UNI(HI, LO) NATIVE_TO_UNI(TWO_BYTE_UTF8_TO_NATIVE(HI, LO))
a16537d2fe07 <xfix> tar xf perl-5.22.2.tar.gz # Ah, whatever, I\'m doing it anyway
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361
a16537d2fe07 <xfix> tar xf perl-5.22.2.tar.gz # Ah, whatever, I\'m doing it anyway
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362 /*
a16537d2fe07 <xfix> tar xf perl-5.22.2.tar.gz # Ah, whatever, I\'m doing it anyway
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363
a16537d2fe07 <xfix> tar xf perl-5.22.2.tar.gz # Ah, whatever, I\'m doing it anyway
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364 =for apidoc Am|STRLEN|UTF8SKIP|char* s
a16537d2fe07 <xfix> tar xf perl-5.22.2.tar.gz # Ah, whatever, I\'m doing it anyway
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365 returns the number of bytes in the UTF-8 encoded character whose first (perhaps
a16537d2fe07 <xfix> tar xf perl-5.22.2.tar.gz # Ah, whatever, I\'m doing it anyway
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366 only) byte is pointed to by C<s>.
a16537d2fe07 <xfix> tar xf perl-5.22.2.tar.gz # Ah, whatever, I\'m doing it anyway
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367
a16537d2fe07 <xfix> tar xf perl-5.22.2.tar.gz # Ah, whatever, I\'m doing it anyway
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368 =cut
a16537d2fe07 <xfix> tar xf perl-5.22.2.tar.gz # Ah, whatever, I\'m doing it anyway
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369 */
a16537d2fe07 <xfix> tar xf perl-5.22.2.tar.gz # Ah, whatever, I\'m doing it anyway
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370 #define UTF8SKIP(s) PL_utf8skip[*(const U8*)(s)]
a16537d2fe07 <xfix> tar xf perl-5.22.2.tar.gz # Ah, whatever, I\'m doing it anyway
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371
a16537d2fe07 <xfix> tar xf perl-5.22.2.tar.gz # Ah, whatever, I\'m doing it anyway
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372 /* Is the byte 'c' the same character when encoded in UTF-8 as when not. This
a16537d2fe07 <xfix> tar xf perl-5.22.2.tar.gz # Ah, whatever, I\'m doing it anyway
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373 * works on both UTF-8 encoded strings and non-encoded, as it returns TRUE in
a16537d2fe07 <xfix> tar xf perl-5.22.2.tar.gz # Ah, whatever, I\'m doing it anyway
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374 * each for the exact same set of bit patterns. (And it works on any byte in a
a16537d2fe07 <xfix> tar xf perl-5.22.2.tar.gz # Ah, whatever, I\'m doing it anyway
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diff changeset
375 * UTF-8 encoded string) */
a16537d2fe07 <xfix> tar xf perl-5.22.2.tar.gz # Ah, whatever, I\'m doing it anyway
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376 #define UTF8_IS_INVARIANT(c) UNI_IS_INVARIANT(NATIVE_UTF8_TO_I8(c))
a16537d2fe07 <xfix> tar xf perl-5.22.2.tar.gz # Ah, whatever, I\'m doing it anyway
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377
a16537d2fe07 <xfix> tar xf perl-5.22.2.tar.gz # Ah, whatever, I\'m doing it anyway
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378 /* Like the above, but its name implies a non-UTF8 input, and is implemented
a16537d2fe07 <xfix> tar xf perl-5.22.2.tar.gz # Ah, whatever, I\'m doing it anyway
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379 * differently (for no particular reason) */
a16537d2fe07 <xfix> tar xf perl-5.22.2.tar.gz # Ah, whatever, I\'m doing it anyway
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380 #define NATIVE_BYTE_IS_INVARIANT(c) UNI_IS_INVARIANT(NATIVE_TO_LATIN1(c))
a16537d2fe07 <xfix> tar xf perl-5.22.2.tar.gz # Ah, whatever, I\'m doing it anyway
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381
a16537d2fe07 <xfix> tar xf perl-5.22.2.tar.gz # Ah, whatever, I\'m doing it anyway
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diff changeset
382 /* Like the above, but accepts any UV as input */
a16537d2fe07 <xfix> tar xf perl-5.22.2.tar.gz # Ah, whatever, I\'m doing it anyway
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diff changeset
383 #define UVCHR_IS_INVARIANT(uv) UNI_IS_INVARIANT(NATIVE_TO_UNI(uv))
a16537d2fe07 <xfix> tar xf perl-5.22.2.tar.gz # Ah, whatever, I\'m doing it anyway
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diff changeset
384
a16537d2fe07 <xfix> tar xf perl-5.22.2.tar.gz # Ah, whatever, I\'m doing it anyway
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385 #define MAX_PORTABLE_UTF8_TWO_BYTE 0x3FF /* constrained by EBCDIC */
a16537d2fe07 <xfix> tar xf perl-5.22.2.tar.gz # Ah, whatever, I\'m doing it anyway
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diff changeset
386
a16537d2fe07 <xfix> tar xf perl-5.22.2.tar.gz # Ah, whatever, I\'m doing it anyway
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387 /* The macros in the next 4 sets are used to generate the two utf8 or utfebcdic
a16537d2fe07 <xfix> tar xf perl-5.22.2.tar.gz # Ah, whatever, I\'m doing it anyway
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388 * bytes from an ordinal that is known to fit into exactly two (not one) bytes;
a16537d2fe07 <xfix> tar xf perl-5.22.2.tar.gz # Ah, whatever, I\'m doing it anyway
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389 * it must be less than 0x3FF to work across both encodings. */
a16537d2fe07 <xfix> tar xf perl-5.22.2.tar.gz # Ah, whatever, I\'m doing it anyway
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diff changeset
390
a16537d2fe07 <xfix> tar xf perl-5.22.2.tar.gz # Ah, whatever, I\'m doing it anyway
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391 /* These two are helper macros for the other three sets, and should not be used
a16537d2fe07 <xfix> tar xf perl-5.22.2.tar.gz # Ah, whatever, I\'m doing it anyway
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392 * directly anywhere else. 'translate_function' is either NATIVE_TO_LATIN1
a16537d2fe07 <xfix> tar xf perl-5.22.2.tar.gz # Ah, whatever, I\'m doing it anyway
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393 * (which works for code points up to 0xFF) or NATIVE_TO_UNI which works for any
a16537d2fe07 <xfix> tar xf perl-5.22.2.tar.gz # Ah, whatever, I\'m doing it anyway
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diff changeset
394 * code point */
a16537d2fe07 <xfix> tar xf perl-5.22.2.tar.gz # Ah, whatever, I\'m doing it anyway
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395 #define __BASE_TWO_BYTE_HI(c, translate_function) \
a16537d2fe07 <xfix> tar xf perl-5.22.2.tar.gz # Ah, whatever, I\'m doing it anyway
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396 I8_TO_NATIVE_UTF8((translate_function(c) >> UTF_ACCUMULATION_SHIFT) \
a16537d2fe07 <xfix> tar xf perl-5.22.2.tar.gz # Ah, whatever, I\'m doing it anyway
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397 | UTF_START_MARK(2))
a16537d2fe07 <xfix> tar xf perl-5.22.2.tar.gz # Ah, whatever, I\'m doing it anyway
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398 #define __BASE_TWO_BYTE_LO(c, translate_function) \
a16537d2fe07 <xfix> tar xf perl-5.22.2.tar.gz # Ah, whatever, I\'m doing it anyway
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diff changeset
399 I8_TO_NATIVE_UTF8((translate_function(c) & UTF_CONTINUATION_MASK) \
a16537d2fe07 <xfix> tar xf perl-5.22.2.tar.gz # Ah, whatever, I\'m doing it anyway
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400 | UTF_CONTINUATION_MARK)
a16537d2fe07 <xfix> tar xf perl-5.22.2.tar.gz # Ah, whatever, I\'m doing it anyway
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diff changeset
401
a16537d2fe07 <xfix> tar xf perl-5.22.2.tar.gz # Ah, whatever, I\'m doing it anyway
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diff changeset
402 /* The next two macros should not be used. They were designed to be usable as
a16537d2fe07 <xfix> tar xf perl-5.22.2.tar.gz # Ah, whatever, I\'m doing it anyway
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403 * the case label of a switch statement, but this doesn't work for EBCDIC. Use
a16537d2fe07 <xfix> tar xf perl-5.22.2.tar.gz # Ah, whatever, I\'m doing it anyway
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diff changeset
404 * regen/unicode_constants.pl instead */
a16537d2fe07 <xfix> tar xf perl-5.22.2.tar.gz # Ah, whatever, I\'m doing it anyway
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diff changeset
405 #define UTF8_TWO_BYTE_HI_nocast(c) __BASE_TWO_BYTE_HI(c, NATIVE_TO_UNI)
a16537d2fe07 <xfix> tar xf perl-5.22.2.tar.gz # Ah, whatever, I\'m doing it anyway
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diff changeset
406 #define UTF8_TWO_BYTE_LO_nocast(c) __BASE_TWO_BYTE_LO(c, NATIVE_TO_UNI)
a16537d2fe07 <xfix> tar xf perl-5.22.2.tar.gz # Ah, whatever, I\'m doing it anyway
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diff changeset
407
a16537d2fe07 <xfix> tar xf perl-5.22.2.tar.gz # Ah, whatever, I\'m doing it anyway
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diff changeset
408 /* The next two macros are used when the source should be a single byte
a16537d2fe07 <xfix> tar xf perl-5.22.2.tar.gz # Ah, whatever, I\'m doing it anyway
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diff changeset
409 * character; checked for under DEBUGGING */
a16537d2fe07 <xfix> tar xf perl-5.22.2.tar.gz # Ah, whatever, I\'m doing it anyway
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410 #define UTF8_EIGHT_BIT_HI(c) (__ASSERT_(FITS_IN_8_BITS(c)) \
a16537d2fe07 <xfix> tar xf perl-5.22.2.tar.gz # Ah, whatever, I\'m doing it anyway
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411 ((U8) __BASE_TWO_BYTE_HI(c, NATIVE_TO_LATIN1)))
a16537d2fe07 <xfix> tar xf perl-5.22.2.tar.gz # Ah, whatever, I\'m doing it anyway
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diff changeset
412 #define UTF8_EIGHT_BIT_LO(c) (__ASSERT_(FITS_IN_8_BITS(c)) \
a16537d2fe07 <xfix> tar xf perl-5.22.2.tar.gz # Ah, whatever, I\'m doing it anyway
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diff changeset
413 ((U8) __BASE_TWO_BYTE_LO(c, NATIVE_TO_LATIN1)))
a16537d2fe07 <xfix> tar xf perl-5.22.2.tar.gz # Ah, whatever, I\'m doing it anyway
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diff changeset
414
a16537d2fe07 <xfix> tar xf perl-5.22.2.tar.gz # Ah, whatever, I\'m doing it anyway
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415 /* These final two macros in the series are used when the source can be any
a16537d2fe07 <xfix> tar xf perl-5.22.2.tar.gz # Ah, whatever, I\'m doing it anyway
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416 * code point whose UTF-8 is known to occupy 2 bytes; they are less efficient
a16537d2fe07 <xfix> tar xf perl-5.22.2.tar.gz # Ah, whatever, I\'m doing it anyway
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417 * than the EIGHT_BIT versions on EBCDIC platforms. We use the logical '~'
a16537d2fe07 <xfix> tar xf perl-5.22.2.tar.gz # Ah, whatever, I\'m doing it anyway
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418 * operator instead of "<=" to avoid getting compiler warnings.
a16537d2fe07 <xfix> tar xf perl-5.22.2.tar.gz # Ah, whatever, I\'m doing it anyway
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419 * MAX_UTF8_TWO_BYTE should be exactly all one bits in the lower few
a16537d2fe07 <xfix> tar xf perl-5.22.2.tar.gz # Ah, whatever, I\'m doing it anyway
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diff changeset
420 * places, so the ~ works */
a16537d2fe07 <xfix> tar xf perl-5.22.2.tar.gz # Ah, whatever, I\'m doing it anyway
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diff changeset
421 #define UTF8_TWO_BYTE_HI(c) \
a16537d2fe07 <xfix> tar xf perl-5.22.2.tar.gz # Ah, whatever, I\'m doing it anyway
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diff changeset
422 (__ASSERT_((sizeof(c) == 1) \
a16537d2fe07 <xfix> tar xf perl-5.22.2.tar.gz # Ah, whatever, I\'m doing it anyway
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diff changeset
423 || !(((WIDEST_UTYPE)(c)) & ~MAX_UTF8_TWO_BYTE)) \
a16537d2fe07 <xfix> tar xf perl-5.22.2.tar.gz # Ah, whatever, I\'m doing it anyway
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diff changeset
424 ((U8) __BASE_TWO_BYTE_HI(c, NATIVE_TO_UNI)))
a16537d2fe07 <xfix> tar xf perl-5.22.2.tar.gz # Ah, whatever, I\'m doing it anyway
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diff changeset
425 #define UTF8_TWO_BYTE_LO(c) \
a16537d2fe07 <xfix> tar xf perl-5.22.2.tar.gz # Ah, whatever, I\'m doing it anyway
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diff changeset
426 (__ASSERT_((sizeof(c) == 1) \
a16537d2fe07 <xfix> tar xf perl-5.22.2.tar.gz # Ah, whatever, I\'m doing it anyway
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diff changeset
427 || !(((WIDEST_UTYPE)(c)) & ~MAX_UTF8_TWO_BYTE)) \
a16537d2fe07 <xfix> tar xf perl-5.22.2.tar.gz # Ah, whatever, I\'m doing it anyway
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diff changeset
428 ((U8) __BASE_TWO_BYTE_LO(c, NATIVE_TO_UNI)))
a16537d2fe07 <xfix> tar xf perl-5.22.2.tar.gz # Ah, whatever, I\'m doing it anyway
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diff changeset
429
a16537d2fe07 <xfix> tar xf perl-5.22.2.tar.gz # Ah, whatever, I\'m doing it anyway
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430 /* This is illegal in any well-formed UTF-8 in both EBCDIC and ASCII
a16537d2fe07 <xfix> tar xf perl-5.22.2.tar.gz # Ah, whatever, I\'m doing it anyway
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431 * as it is only in overlongs. */
a16537d2fe07 <xfix> tar xf perl-5.22.2.tar.gz # Ah, whatever, I\'m doing it anyway
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432 #define ILLEGAL_UTF8_BYTE I8_TO_NATIVE_UTF8(0xC1)
a16537d2fe07 <xfix> tar xf perl-5.22.2.tar.gz # Ah, whatever, I\'m doing it anyway
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diff changeset
433
a16537d2fe07 <xfix> tar xf perl-5.22.2.tar.gz # Ah, whatever, I\'m doing it anyway
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434 /*
a16537d2fe07 <xfix> tar xf perl-5.22.2.tar.gz # Ah, whatever, I\'m doing it anyway
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435 * 'UTF' is whether or not p is encoded in UTF8. The names 'foo_lazy_if' stem
a16537d2fe07 <xfix> tar xf perl-5.22.2.tar.gz # Ah, whatever, I\'m doing it anyway
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436 * from an earlier version of these macros in which they didn't call the
a16537d2fe07 <xfix> tar xf perl-5.22.2.tar.gz # Ah, whatever, I\'m doing it anyway
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diff changeset
437 * foo_utf8() macros (i.e. were 'lazy') unless they decided that *p is the
a16537d2fe07 <xfix> tar xf perl-5.22.2.tar.gz # Ah, whatever, I\'m doing it anyway
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diff changeset
438 * beginning of a utf8 character. Now that foo_utf8() determines that itself,
a16537d2fe07 <xfix> tar xf perl-5.22.2.tar.gz # Ah, whatever, I\'m doing it anyway
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439 * no need to do it again here
a16537d2fe07 <xfix> tar xf perl-5.22.2.tar.gz # Ah, whatever, I\'m doing it anyway
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diff changeset
440 */
a16537d2fe07 <xfix> tar xf perl-5.22.2.tar.gz # Ah, whatever, I\'m doing it anyway
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441 #define isIDFIRST_lazy_if(p,UTF) ((IN_BYTES || !UTF ) \
a16537d2fe07 <xfix> tar xf perl-5.22.2.tar.gz # Ah, whatever, I\'m doing it anyway
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442 ? isIDFIRST(*(p)) \
a16537d2fe07 <xfix> tar xf perl-5.22.2.tar.gz # Ah, whatever, I\'m doing it anyway
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diff changeset
443 : isIDFIRST_utf8((const U8*)p))
a16537d2fe07 <xfix> tar xf perl-5.22.2.tar.gz # Ah, whatever, I\'m doing it anyway
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diff changeset
444 #define isWORDCHAR_lazy_if(p,UTF) ((IN_BYTES || (!UTF )) \
a16537d2fe07 <xfix> tar xf perl-5.22.2.tar.gz # Ah, whatever, I\'m doing it anyway
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diff changeset
445 ? isWORDCHAR(*(p)) \
a16537d2fe07 <xfix> tar xf perl-5.22.2.tar.gz # Ah, whatever, I\'m doing it anyway
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diff changeset
446 : isWORDCHAR_utf8((const U8*)p))
a16537d2fe07 <xfix> tar xf perl-5.22.2.tar.gz # Ah, whatever, I\'m doing it anyway
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diff changeset
447 #define isALNUM_lazy_if(p,UTF) isWORDCHAR_lazy_if(p,UTF)
a16537d2fe07 <xfix> tar xf perl-5.22.2.tar.gz # Ah, whatever, I\'m doing it anyway
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diff changeset
448
a16537d2fe07 <xfix> tar xf perl-5.22.2.tar.gz # Ah, whatever, I\'m doing it anyway
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diff changeset
449 #define UTF8_MAXLEN UTF8_MAXBYTES
a16537d2fe07 <xfix> tar xf perl-5.22.2.tar.gz # Ah, whatever, I\'m doing it anyway
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diff changeset
450
a16537d2fe07 <xfix> tar xf perl-5.22.2.tar.gz # Ah, whatever, I\'m doing it anyway
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diff changeset
451 /* A Unicode character can fold to up to 3 characters */
a16537d2fe07 <xfix> tar xf perl-5.22.2.tar.gz # Ah, whatever, I\'m doing it anyway
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452 #define UTF8_MAX_FOLD_CHAR_EXPAND 3
a16537d2fe07 <xfix> tar xf perl-5.22.2.tar.gz # Ah, whatever, I\'m doing it anyway
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diff changeset
453
a16537d2fe07 <xfix> tar xf perl-5.22.2.tar.gz # Ah, whatever, I\'m doing it anyway
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diff changeset
454 #define IN_BYTES (CopHINTS_get(PL_curcop) & HINT_BYTES)
a16537d2fe07 <xfix> tar xf perl-5.22.2.tar.gz # Ah, whatever, I\'m doing it anyway
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455
a16537d2fe07 <xfix> tar xf perl-5.22.2.tar.gz # Ah, whatever, I\'m doing it anyway
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456 /*
a16537d2fe07 <xfix> tar xf perl-5.22.2.tar.gz # Ah, whatever, I\'m doing it anyway
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457
a16537d2fe07 <xfix> tar xf perl-5.22.2.tar.gz # Ah, whatever, I\'m doing it anyway
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458 =for apidoc Am|bool|DO_UTF8|SV* sv
a16537d2fe07 <xfix> tar xf perl-5.22.2.tar.gz # Ah, whatever, I\'m doing it anyway
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459 Returns a bool giving whether or not the PV in C<sv> is to be treated as being
a16537d2fe07 <xfix> tar xf perl-5.22.2.tar.gz # Ah, whatever, I\'m doing it anyway
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diff changeset
460 encoded in UTF-8.
a16537d2fe07 <xfix> tar xf perl-5.22.2.tar.gz # Ah, whatever, I\'m doing it anyway
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461
a16537d2fe07 <xfix> tar xf perl-5.22.2.tar.gz # Ah, whatever, I\'m doing it anyway
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462 You should use this I<after> a call to C<SvPV()> or one of its variants, in
a16537d2fe07 <xfix> tar xf perl-5.22.2.tar.gz # Ah, whatever, I\'m doing it anyway
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463 case any call to string overloading updates the internal UTF-8 encoding flag.
a16537d2fe07 <xfix> tar xf perl-5.22.2.tar.gz # Ah, whatever, I\'m doing it anyway
HackBot
parents:
diff changeset
464
a16537d2fe07 <xfix> tar xf perl-5.22.2.tar.gz # Ah, whatever, I\'m doing it anyway
HackBot
parents:
diff changeset
465 =cut
a16537d2fe07 <xfix> tar xf perl-5.22.2.tar.gz # Ah, whatever, I\'m doing it anyway
HackBot
parents:
diff changeset
466 */
a16537d2fe07 <xfix> tar xf perl-5.22.2.tar.gz # Ah, whatever, I\'m doing it anyway
HackBot
parents:
diff changeset
467 #define DO_UTF8(sv) (SvUTF8(sv) && !IN_BYTES)
a16537d2fe07 <xfix> tar xf perl-5.22.2.tar.gz # Ah, whatever, I\'m doing it anyway
HackBot
parents:
diff changeset
468 #define IN_UNI_8_BIT \
a16537d2fe07 <xfix> tar xf perl-5.22.2.tar.gz # Ah, whatever, I\'m doing it anyway
HackBot
parents:
diff changeset
469 (((CopHINTS_get(PL_curcop) & (HINT_UNI_8_BIT)) \
a16537d2fe07 <xfix> tar xf perl-5.22.2.tar.gz # Ah, whatever, I\'m doing it anyway
HackBot
parents:
diff changeset
470 || (CopHINTS_get(PL_curcop) & HINT_LOCALE_PARTIAL \
a16537d2fe07 <xfix> tar xf perl-5.22.2.tar.gz # Ah, whatever, I\'m doing it anyway
HackBot
parents:
diff changeset
471 /* -1 below is for :not_characters */ \
a16537d2fe07 <xfix> tar xf perl-5.22.2.tar.gz # Ah, whatever, I\'m doing it anyway
HackBot
parents:
diff changeset
472 && _is_in_locale_category(FALSE, -1))) \
a16537d2fe07 <xfix> tar xf perl-5.22.2.tar.gz # Ah, whatever, I\'m doing it anyway
HackBot
parents:
diff changeset
473 && ! IN_BYTES)
a16537d2fe07 <xfix> tar xf perl-5.22.2.tar.gz # Ah, whatever, I\'m doing it anyway
HackBot
parents:
diff changeset
474
a16537d2fe07 <xfix> tar xf perl-5.22.2.tar.gz # Ah, whatever, I\'m doing it anyway
HackBot
parents:
diff changeset
475
a16537d2fe07 <xfix> tar xf perl-5.22.2.tar.gz # Ah, whatever, I\'m doing it anyway
HackBot
parents:
diff changeset
476 #define UTF8_ALLOW_EMPTY 0x0001 /* Allow a zero length string */
a16537d2fe07 <xfix> tar xf perl-5.22.2.tar.gz # Ah, whatever, I\'m doing it anyway
HackBot
parents:
diff changeset
477
a16537d2fe07 <xfix> tar xf perl-5.22.2.tar.gz # Ah, whatever, I\'m doing it anyway
HackBot
parents:
diff changeset
478 /* Allow first byte to be a continuation byte */
a16537d2fe07 <xfix> tar xf perl-5.22.2.tar.gz # Ah, whatever, I\'m doing it anyway
HackBot
parents:
diff changeset
479 #define UTF8_ALLOW_CONTINUATION 0x0002
a16537d2fe07 <xfix> tar xf perl-5.22.2.tar.gz # Ah, whatever, I\'m doing it anyway
HackBot
parents:
diff changeset
480
a16537d2fe07 <xfix> tar xf perl-5.22.2.tar.gz # Ah, whatever, I\'m doing it anyway
HackBot
parents:
diff changeset
481 /* Allow second... bytes to be non-continuation bytes */
a16537d2fe07 <xfix> tar xf perl-5.22.2.tar.gz # Ah, whatever, I\'m doing it anyway
HackBot
parents:
diff changeset
482 #define UTF8_ALLOW_NON_CONTINUATION 0x0004
a16537d2fe07 <xfix> tar xf perl-5.22.2.tar.gz # Ah, whatever, I\'m doing it anyway
HackBot
parents:
diff changeset
483
a16537d2fe07 <xfix> tar xf perl-5.22.2.tar.gz # Ah, whatever, I\'m doing it anyway
HackBot
parents:
diff changeset
484 /* expecting more bytes than were available in the string */
a16537d2fe07 <xfix> tar xf perl-5.22.2.tar.gz # Ah, whatever, I\'m doing it anyway
HackBot
parents:
diff changeset
485 #define UTF8_ALLOW_SHORT 0x0008
a16537d2fe07 <xfix> tar xf perl-5.22.2.tar.gz # Ah, whatever, I\'m doing it anyway
HackBot
parents:
diff changeset
486
a16537d2fe07 <xfix> tar xf perl-5.22.2.tar.gz # Ah, whatever, I\'m doing it anyway
HackBot
parents:
diff changeset
487 /* Overlong sequence; i.e., the code point can be specified in fewer bytes. */
a16537d2fe07 <xfix> tar xf perl-5.22.2.tar.gz # Ah, whatever, I\'m doing it anyway
HackBot
parents:
diff changeset
488 #define UTF8_ALLOW_LONG 0x0010
a16537d2fe07 <xfix> tar xf perl-5.22.2.tar.gz # Ah, whatever, I\'m doing it anyway
HackBot
parents:
diff changeset
489
a16537d2fe07 <xfix> tar xf perl-5.22.2.tar.gz # Ah, whatever, I\'m doing it anyway
HackBot
parents:
diff changeset
490 #define UTF8_DISALLOW_SURROGATE 0x0020 /* Unicode surrogates */
a16537d2fe07 <xfix> tar xf perl-5.22.2.tar.gz # Ah, whatever, I\'m doing it anyway
HackBot
parents:
diff changeset
491 #define UTF8_WARN_SURROGATE 0x0040
a16537d2fe07 <xfix> tar xf perl-5.22.2.tar.gz # Ah, whatever, I\'m doing it anyway
HackBot
parents:
diff changeset
492
a16537d2fe07 <xfix> tar xf perl-5.22.2.tar.gz # Ah, whatever, I\'m doing it anyway
HackBot
parents:
diff changeset
493 #define UTF8_DISALLOW_NONCHAR 0x0080 /* Unicode non-character */
a16537d2fe07 <xfix> tar xf perl-5.22.2.tar.gz # Ah, whatever, I\'m doing it anyway
HackBot
parents:
diff changeset
494 #define UTF8_WARN_NONCHAR 0x0100 /* code points */
a16537d2fe07 <xfix> tar xf perl-5.22.2.tar.gz # Ah, whatever, I\'m doing it anyway
HackBot
parents:
diff changeset
495
a16537d2fe07 <xfix> tar xf perl-5.22.2.tar.gz # Ah, whatever, I\'m doing it anyway
HackBot
parents:
diff changeset
496 #define UTF8_DISALLOW_SUPER 0x0200 /* Super-set of Unicode: code */
a16537d2fe07 <xfix> tar xf perl-5.22.2.tar.gz # Ah, whatever, I\'m doing it anyway
HackBot
parents:
diff changeset
497 #define UTF8_WARN_SUPER 0x0400 /* points above the legal max */
a16537d2fe07 <xfix> tar xf perl-5.22.2.tar.gz # Ah, whatever, I\'m doing it anyway
HackBot
parents:
diff changeset
498
a16537d2fe07 <xfix> tar xf perl-5.22.2.tar.gz # Ah, whatever, I\'m doing it anyway
HackBot
parents:
diff changeset
499 /* Code points which never were part of the original UTF-8 standard, the first
a16537d2fe07 <xfix> tar xf perl-5.22.2.tar.gz # Ah, whatever, I\'m doing it anyway
HackBot
parents:
diff changeset
500 * byte of which is a FE or FF on ASCII platforms. If the first byte is FF, it
a16537d2fe07 <xfix> tar xf perl-5.22.2.tar.gz # Ah, whatever, I\'m doing it anyway
HackBot
parents:
diff changeset
501 * will overflow a 32-bit word. If the first byte is FE, it will overflow a
a16537d2fe07 <xfix> tar xf perl-5.22.2.tar.gz # Ah, whatever, I\'m doing it anyway
HackBot
parents:
diff changeset
502 * signed 32-bit word. */
a16537d2fe07 <xfix> tar xf perl-5.22.2.tar.gz # Ah, whatever, I\'m doing it anyway
HackBot
parents:
diff changeset
503 #define UTF8_DISALLOW_FE_FF 0x0800
a16537d2fe07 <xfix> tar xf perl-5.22.2.tar.gz # Ah, whatever, I\'m doing it anyway
HackBot
parents:
diff changeset
504 #define UTF8_WARN_FE_FF 0x1000
a16537d2fe07 <xfix> tar xf perl-5.22.2.tar.gz # Ah, whatever, I\'m doing it anyway
HackBot
parents:
diff changeset
505
a16537d2fe07 <xfix> tar xf perl-5.22.2.tar.gz # Ah, whatever, I\'m doing it anyway
HackBot
parents:
diff changeset
506 #define UTF8_CHECK_ONLY 0x2000
a16537d2fe07 <xfix> tar xf perl-5.22.2.tar.gz # Ah, whatever, I\'m doing it anyway
HackBot
parents:
diff changeset
507
a16537d2fe07 <xfix> tar xf perl-5.22.2.tar.gz # Ah, whatever, I\'m doing it anyway
HackBot
parents:
diff changeset
508 /* For backwards source compatibility. They do nothing, as the default now
a16537d2fe07 <xfix> tar xf perl-5.22.2.tar.gz # Ah, whatever, I\'m doing it anyway
HackBot
parents:
diff changeset
509 * includes what they used to mean. The first one's meaning was to allow the
a16537d2fe07 <xfix> tar xf perl-5.22.2.tar.gz # Ah, whatever, I\'m doing it anyway
HackBot
parents:
diff changeset
510 * just the single non-character 0xFFFF */
a16537d2fe07 <xfix> tar xf perl-5.22.2.tar.gz # Ah, whatever, I\'m doing it anyway
HackBot
parents:
diff changeset
511 #define UTF8_ALLOW_FFFF 0
a16537d2fe07 <xfix> tar xf perl-5.22.2.tar.gz # Ah, whatever, I\'m doing it anyway
HackBot
parents:
diff changeset
512 #define UTF8_ALLOW_SURROGATE 0
a16537d2fe07 <xfix> tar xf perl-5.22.2.tar.gz # Ah, whatever, I\'m doing it anyway
HackBot
parents:
diff changeset
513
a16537d2fe07 <xfix> tar xf perl-5.22.2.tar.gz # Ah, whatever, I\'m doing it anyway
HackBot
parents:
diff changeset
514 #define UTF8_DISALLOW_ILLEGAL_INTERCHANGE (UTF8_DISALLOW_SUPER|UTF8_DISALLOW_NONCHAR|UTF8_DISALLOW_SURROGATE|UTF8_DISALLOW_FE_FF)
a16537d2fe07 <xfix> tar xf perl-5.22.2.tar.gz # Ah, whatever, I\'m doing it anyway
HackBot
parents:
diff changeset
515 #define UTF8_WARN_ILLEGAL_INTERCHANGE \
a16537d2fe07 <xfix> tar xf perl-5.22.2.tar.gz # Ah, whatever, I\'m doing it anyway
HackBot
parents:
diff changeset
516 (UTF8_WARN_SUPER|UTF8_WARN_NONCHAR|UTF8_WARN_SURROGATE|UTF8_WARN_FE_FF)
a16537d2fe07 <xfix> tar xf perl-5.22.2.tar.gz # Ah, whatever, I\'m doing it anyway
HackBot
parents:
diff changeset
517 #define UTF8_ALLOW_ANY \
a16537d2fe07 <xfix> tar xf perl-5.22.2.tar.gz # Ah, whatever, I\'m doing it anyway
HackBot
parents:
diff changeset
518 (~(UTF8_DISALLOW_ILLEGAL_INTERCHANGE|UTF8_WARN_ILLEGAL_INTERCHANGE))
a16537d2fe07 <xfix> tar xf perl-5.22.2.tar.gz # Ah, whatever, I\'m doing it anyway
HackBot
parents:
diff changeset
519 #define UTF8_ALLOW_ANYUV \
a16537d2fe07 <xfix> tar xf perl-5.22.2.tar.gz # Ah, whatever, I\'m doing it anyway
HackBot
parents:
diff changeset
520 (UTF8_ALLOW_EMPTY \
a16537d2fe07 <xfix> tar xf perl-5.22.2.tar.gz # Ah, whatever, I\'m doing it anyway
HackBot
parents:
diff changeset
521 & ~(UTF8_DISALLOW_ILLEGAL_INTERCHANGE|UTF8_WARN_ILLEGAL_INTERCHANGE))
a16537d2fe07 <xfix> tar xf perl-5.22.2.tar.gz # Ah, whatever, I\'m doing it anyway
HackBot
parents:
diff changeset
522 #define UTF8_ALLOW_DEFAULT (ckWARN(WARN_UTF8) ? 0 : \
a16537d2fe07 <xfix> tar xf perl-5.22.2.tar.gz # Ah, whatever, I\'m doing it anyway
HackBot
parents:
diff changeset
523 UTF8_ALLOW_ANYUV)
a16537d2fe07 <xfix> tar xf perl-5.22.2.tar.gz # Ah, whatever, I\'m doing it anyway
HackBot
parents:
diff changeset
524
a16537d2fe07 <xfix> tar xf perl-5.22.2.tar.gz # Ah, whatever, I\'m doing it anyway
HackBot
parents:
diff changeset
525 /* Surrogates, non-character code points and above-Unicode code points are
a16537d2fe07 <xfix> tar xf perl-5.22.2.tar.gz # Ah, whatever, I\'m doing it anyway
HackBot
parents:
diff changeset
526 * problematic in some contexts. This allows code that needs to check for
a16537d2fe07 <xfix> tar xf perl-5.22.2.tar.gz # Ah, whatever, I\'m doing it anyway
HackBot
parents:
diff changeset
527 * those to to quickly exclude the vast majority of code points it will
a16537d2fe07 <xfix> tar xf perl-5.22.2.tar.gz # Ah, whatever, I\'m doing it anyway
HackBot
parents:
diff changeset
528 * encounter */
a16537d2fe07 <xfix> tar xf perl-5.22.2.tar.gz # Ah, whatever, I\'m doing it anyway
HackBot
parents:
diff changeset
529 #define UTF8_FIRST_PROBLEMATIC_CODE_POINT_FIRST_BYTE \
a16537d2fe07 <xfix> tar xf perl-5.22.2.tar.gz # Ah, whatever, I\'m doing it anyway
HackBot
parents:
diff changeset
530 FIRST_SURROGATE_UTF8_FIRST_BYTE
a16537d2fe07 <xfix> tar xf perl-5.22.2.tar.gz # Ah, whatever, I\'m doing it anyway
HackBot
parents:
diff changeset
531
a16537d2fe07 <xfix> tar xf perl-5.22.2.tar.gz # Ah, whatever, I\'m doing it anyway
HackBot
parents:
diff changeset
532 #define UTF8_IS_SURROGATE(s) cBOOL(is_SURROGATE_utf8(s))
a16537d2fe07 <xfix> tar xf perl-5.22.2.tar.gz # Ah, whatever, I\'m doing it anyway
HackBot
parents:
diff changeset
533 #define UTF8_IS_REPLACEMENT(s, send) cBOOL(is_REPLACEMENT_utf8_safe(s,send))
a16537d2fe07 <xfix> tar xf perl-5.22.2.tar.gz # Ah, whatever, I\'m doing it anyway
HackBot
parents:
diff changeset
534
a16537d2fe07 <xfix> tar xf perl-5.22.2.tar.gz # Ah, whatever, I\'m doing it anyway
HackBot
parents:
diff changeset
535 /* ASCII EBCDIC I8
a16537d2fe07 <xfix> tar xf perl-5.22.2.tar.gz # Ah, whatever, I\'m doing it anyway
HackBot
parents:
diff changeset
536 * U+10FFFF: \xF4\x8F\xBF\xBF \xF9\xA1\xBF\xBF\xBF max legal Unicode
a16537d2fe07 <xfix> tar xf perl-5.22.2.tar.gz # Ah, whatever, I\'m doing it anyway
HackBot
parents:
diff changeset
537 * U+110000: \xF4\x90\x80\x80 \xF9\xA2\xA0\xA0\xA0
a16537d2fe07 <xfix> tar xf perl-5.22.2.tar.gz # Ah, whatever, I\'m doing it anyway
HackBot
parents:
diff changeset
538 * U+110001: \xF4\x90\x80\x81 \xF9\xA2\xA0\xA0\xA1
a16537d2fe07 <xfix> tar xf perl-5.22.2.tar.gz # Ah, whatever, I\'m doing it anyway
HackBot
parents:
diff changeset
539 *
a16537d2fe07 <xfix> tar xf perl-5.22.2.tar.gz # Ah, whatever, I\'m doing it anyway
HackBot
parents:
diff changeset
540 * BE AWARE that this test doesn't rule out malformed code points, in
a16537d2fe07 <xfix> tar xf perl-5.22.2.tar.gz # Ah, whatever, I\'m doing it anyway
HackBot
parents:
diff changeset
541 * particular overlongs */
a16537d2fe07 <xfix> tar xf perl-5.22.2.tar.gz # Ah, whatever, I\'m doing it anyway
HackBot
parents:
diff changeset
542 #ifdef EBCDIC /* Both versions assume well-formed UTF8 */
a16537d2fe07 <xfix> tar xf perl-5.22.2.tar.gz # Ah, whatever, I\'m doing it anyway
HackBot
parents:
diff changeset
543 # define UTF8_IS_SUPER(s) (NATIVE_UTF8_TO_I8(* (U8*) (s)) >= 0xF9 \
a16537d2fe07 <xfix> tar xf perl-5.22.2.tar.gz # Ah, whatever, I\'m doing it anyway
HackBot
parents:
diff changeset
544 && (NATIVE_UTF8_TO_I8(* (U8*) (s)) > 0xF9 \
a16537d2fe07 <xfix> tar xf perl-5.22.2.tar.gz # Ah, whatever, I\'m doing it anyway
HackBot
parents:
diff changeset
545 || (NATIVE_UTF8_TO_I8(* ((U8*) (s) + 1)) >= 0xA2)))
a16537d2fe07 <xfix> tar xf perl-5.22.2.tar.gz # Ah, whatever, I\'m doing it anyway
HackBot
parents:
diff changeset
546 #else
a16537d2fe07 <xfix> tar xf perl-5.22.2.tar.gz # Ah, whatever, I\'m doing it anyway
HackBot
parents:
diff changeset
547 # define UTF8_IS_SUPER(s) (*(U8*) (s) >= 0xF4 \
a16537d2fe07 <xfix> tar xf perl-5.22.2.tar.gz # Ah, whatever, I\'m doing it anyway
HackBot
parents:
diff changeset
548 && (*(U8*) (s) > 0xF4 || (*((U8*) (s) + 1) >= 0x90)))
a16537d2fe07 <xfix> tar xf perl-5.22.2.tar.gz # Ah, whatever, I\'m doing it anyway
HackBot
parents:
diff changeset
549 #endif
a16537d2fe07 <xfix> tar xf perl-5.22.2.tar.gz # Ah, whatever, I\'m doing it anyway
HackBot
parents:
diff changeset
550
a16537d2fe07 <xfix> tar xf perl-5.22.2.tar.gz # Ah, whatever, I\'m doing it anyway
HackBot
parents:
diff changeset
551 /* These are now machine generated, and the 'given' clause is no longer
a16537d2fe07 <xfix> tar xf perl-5.22.2.tar.gz # Ah, whatever, I\'m doing it anyway
HackBot
parents:
diff changeset
552 * applicable */
a16537d2fe07 <xfix> tar xf perl-5.22.2.tar.gz # Ah, whatever, I\'m doing it anyway
HackBot
parents:
diff changeset
553 #define UTF8_IS_NONCHAR_GIVEN_THAT_NON_SUPER_AND_GE_PROBLEMATIC(s) \
a16537d2fe07 <xfix> tar xf perl-5.22.2.tar.gz # Ah, whatever, I\'m doing it anyway
HackBot
parents:
diff changeset
554 cBOOL(is_NONCHAR_utf8(s))
a16537d2fe07 <xfix> tar xf perl-5.22.2.tar.gz # Ah, whatever, I\'m doing it anyway
HackBot
parents:
diff changeset
555 #define UTF8_IS_NONCHAR_(s) \
a16537d2fe07 <xfix> tar xf perl-5.22.2.tar.gz # Ah, whatever, I\'m doing it anyway
HackBot
parents:
diff changeset
556 UTF8_IS_NONCHAR_GIVEN_THAT_NON_SUPER_AND_GE_PROBLEMATIC(s)
a16537d2fe07 <xfix> tar xf perl-5.22.2.tar.gz # Ah, whatever, I\'m doing it anyway
HackBot
parents:
diff changeset
557
a16537d2fe07 <xfix> tar xf perl-5.22.2.tar.gz # Ah, whatever, I\'m doing it anyway
HackBot
parents:
diff changeset
558 #define UNICODE_SURROGATE_FIRST 0xD800
a16537d2fe07 <xfix> tar xf perl-5.22.2.tar.gz # Ah, whatever, I\'m doing it anyway
HackBot
parents:
diff changeset
559 #define UNICODE_SURROGATE_LAST 0xDFFF
a16537d2fe07 <xfix> tar xf perl-5.22.2.tar.gz # Ah, whatever, I\'m doing it anyway
HackBot
parents:
diff changeset
560 #define UNICODE_REPLACEMENT 0xFFFD
a16537d2fe07 <xfix> tar xf perl-5.22.2.tar.gz # Ah, whatever, I\'m doing it anyway
HackBot
parents:
diff changeset
561 #define UNICODE_BYTE_ORDER_MARK 0xFEFF
a16537d2fe07 <xfix> tar xf perl-5.22.2.tar.gz # Ah, whatever, I\'m doing it anyway
HackBot
parents:
diff changeset
562
a16537d2fe07 <xfix> tar xf perl-5.22.2.tar.gz # Ah, whatever, I\'m doing it anyway
HackBot
parents:
diff changeset
563 /* Though our UTF-8 encoding can go beyond this,
a16537d2fe07 <xfix> tar xf perl-5.22.2.tar.gz # Ah, whatever, I\'m doing it anyway
HackBot
parents:
diff changeset
564 * let's be conservative and do as Unicode says. */
a16537d2fe07 <xfix> tar xf perl-5.22.2.tar.gz # Ah, whatever, I\'m doing it anyway
HackBot
parents:
diff changeset
565 #define PERL_UNICODE_MAX 0x10FFFF
a16537d2fe07 <xfix> tar xf perl-5.22.2.tar.gz # Ah, whatever, I\'m doing it anyway
HackBot
parents:
diff changeset
566
a16537d2fe07 <xfix> tar xf perl-5.22.2.tar.gz # Ah, whatever, I\'m doing it anyway
HackBot
parents:
diff changeset
567 #define UNICODE_WARN_SURROGATE 0x0001 /* UTF-16 surrogates */
a16537d2fe07 <xfix> tar xf perl-5.22.2.tar.gz # Ah, whatever, I\'m doing it anyway
HackBot
parents:
diff changeset
568 #define UNICODE_WARN_NONCHAR 0x0002 /* Non-char code points */
a16537d2fe07 <xfix> tar xf perl-5.22.2.tar.gz # Ah, whatever, I\'m doing it anyway
HackBot
parents:
diff changeset
569 #define UNICODE_WARN_SUPER 0x0004 /* Above 0x10FFFF */
a16537d2fe07 <xfix> tar xf perl-5.22.2.tar.gz # Ah, whatever, I\'m doing it anyway
HackBot
parents:
diff changeset
570 #define UNICODE_WARN_FE_FF 0x0008 /* Above 0x10FFFF */
a16537d2fe07 <xfix> tar xf perl-5.22.2.tar.gz # Ah, whatever, I\'m doing it anyway
HackBot
parents:
diff changeset
571 #define UNICODE_DISALLOW_SURROGATE 0x0010
a16537d2fe07 <xfix> tar xf perl-5.22.2.tar.gz # Ah, whatever, I\'m doing it anyway
HackBot
parents:
diff changeset
572 #define UNICODE_DISALLOW_NONCHAR 0x0020
a16537d2fe07 <xfix> tar xf perl-5.22.2.tar.gz # Ah, whatever, I\'m doing it anyway
HackBot
parents:
diff changeset
573 #define UNICODE_DISALLOW_SUPER 0x0040
a16537d2fe07 <xfix> tar xf perl-5.22.2.tar.gz # Ah, whatever, I\'m doing it anyway
HackBot
parents:
diff changeset
574 #define UNICODE_DISALLOW_FE_FF 0x0080
a16537d2fe07 <xfix> tar xf perl-5.22.2.tar.gz # Ah, whatever, I\'m doing it anyway
HackBot
parents:
diff changeset
575 #define UNICODE_WARN_ILLEGAL_INTERCHANGE \
a16537d2fe07 <xfix> tar xf perl-5.22.2.tar.gz # Ah, whatever, I\'m doing it anyway
HackBot
parents:
diff changeset
576 (UNICODE_WARN_SURROGATE|UNICODE_WARN_NONCHAR|UNICODE_WARN_SUPER)
a16537d2fe07 <xfix> tar xf perl-5.22.2.tar.gz # Ah, whatever, I\'m doing it anyway
HackBot
parents:
diff changeset
577 #define UNICODE_DISALLOW_ILLEGAL_INTERCHANGE \
a16537d2fe07 <xfix> tar xf perl-5.22.2.tar.gz # Ah, whatever, I\'m doing it anyway
HackBot
parents:
diff changeset
578 (UNICODE_DISALLOW_SURROGATE|UNICODE_DISALLOW_NONCHAR|UNICODE_DISALLOW_SUPER)
a16537d2fe07 <xfix> tar xf perl-5.22.2.tar.gz # Ah, whatever, I\'m doing it anyway
HackBot
parents:
diff changeset
579
a16537d2fe07 <xfix> tar xf perl-5.22.2.tar.gz # Ah, whatever, I\'m doing it anyway
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parents:
diff changeset
580 /* For backward source compatibility, as are now the default */
a16537d2fe07 <xfix> tar xf perl-5.22.2.tar.gz # Ah, whatever, I\'m doing it anyway
HackBot
parents:
diff changeset
581 #define UNICODE_ALLOW_SURROGATE 0
a16537d2fe07 <xfix> tar xf perl-5.22.2.tar.gz # Ah, whatever, I\'m doing it anyway
HackBot
parents:
diff changeset
582 #define UNICODE_ALLOW_SUPER 0
a16537d2fe07 <xfix> tar xf perl-5.22.2.tar.gz # Ah, whatever, I\'m doing it anyway
HackBot
parents:
diff changeset
583 #define UNICODE_ALLOW_ANY 0
a16537d2fe07 <xfix> tar xf perl-5.22.2.tar.gz # Ah, whatever, I\'m doing it anyway
HackBot
parents:
diff changeset
584
a16537d2fe07 <xfix> tar xf perl-5.22.2.tar.gz # Ah, whatever, I\'m doing it anyway
HackBot
parents:
diff changeset
585 #define UNICODE_IS_SURROGATE(c) ((c) >= UNICODE_SURROGATE_FIRST && \
a16537d2fe07 <xfix> tar xf perl-5.22.2.tar.gz # Ah, whatever, I\'m doing it anyway
HackBot
parents:
diff changeset
586 (c) <= UNICODE_SURROGATE_LAST)
a16537d2fe07 <xfix> tar xf perl-5.22.2.tar.gz # Ah, whatever, I\'m doing it anyway
HackBot
parents:
diff changeset
587 #define UNICODE_IS_REPLACEMENT(c) ((c) == UNICODE_REPLACEMENT)
a16537d2fe07 <xfix> tar xf perl-5.22.2.tar.gz # Ah, whatever, I\'m doing it anyway
HackBot
parents:
diff changeset
588 #define UNICODE_IS_BYTE_ORDER_MARK(c) ((c) == UNICODE_BYTE_ORDER_MARK)
a16537d2fe07 <xfix> tar xf perl-5.22.2.tar.gz # Ah, whatever, I\'m doing it anyway
HackBot
parents:
diff changeset
589 #define UNICODE_IS_NONCHAR(c) ((c >= 0xFDD0 && c <= 0xFDEF) \
a16537d2fe07 <xfix> tar xf perl-5.22.2.tar.gz # Ah, whatever, I\'m doing it anyway
HackBot
parents:
diff changeset
590 /* The other noncharacters end in FFFE or FFFF, which \
a16537d2fe07 <xfix> tar xf perl-5.22.2.tar.gz # Ah, whatever, I\'m doing it anyway
HackBot
parents:
diff changeset
591 * the mask below catches both of, but beyond the last \
a16537d2fe07 <xfix> tar xf perl-5.22.2.tar.gz # Ah, whatever, I\'m doing it anyway
HackBot
parents:
diff changeset
592 * official unicode code point, they aren't \
a16537d2fe07 <xfix> tar xf perl-5.22.2.tar.gz # Ah, whatever, I\'m doing it anyway
HackBot
parents:
diff changeset
593 * noncharacters, since those aren't Unicode \
a16537d2fe07 <xfix> tar xf perl-5.22.2.tar.gz # Ah, whatever, I\'m doing it anyway
HackBot
parents:
diff changeset
594 * characters at all */ \
a16537d2fe07 <xfix> tar xf perl-5.22.2.tar.gz # Ah, whatever, I\'m doing it anyway
HackBot
parents:
diff changeset
595 || ((((c & 0xFFFE) == 0xFFFE)) && ! UNICODE_IS_SUPER(c)))
a16537d2fe07 <xfix> tar xf perl-5.22.2.tar.gz # Ah, whatever, I\'m doing it anyway
HackBot
parents:
diff changeset
596 #define UNICODE_IS_SUPER(c) ((c) > PERL_UNICODE_MAX)
a16537d2fe07 <xfix> tar xf perl-5.22.2.tar.gz # Ah, whatever, I\'m doing it anyway
HackBot
parents:
diff changeset
597 #define UNICODE_IS_FE_FF(c) ((c) > 0x7FFFFFFF)
a16537d2fe07 <xfix> tar xf perl-5.22.2.tar.gz # Ah, whatever, I\'m doing it anyway
HackBot
parents:
diff changeset
598
a16537d2fe07 <xfix> tar xf perl-5.22.2.tar.gz # Ah, whatever, I\'m doing it anyway
HackBot
parents:
diff changeset
599 #define LATIN_SMALL_LETTER_SHARP_S LATIN_SMALL_LETTER_SHARP_S_NATIVE
a16537d2fe07 <xfix> tar xf perl-5.22.2.tar.gz # Ah, whatever, I\'m doing it anyway
HackBot
parents:
diff changeset
600 #define LATIN_SMALL_LETTER_Y_WITH_DIAERESIS \
a16537d2fe07 <xfix> tar xf perl-5.22.2.tar.gz # Ah, whatever, I\'m doing it anyway
HackBot
parents:
diff changeset
601 LATIN_SMALL_LETTER_Y_WITH_DIAERESIS_NATIVE
a16537d2fe07 <xfix> tar xf perl-5.22.2.tar.gz # Ah, whatever, I\'m doing it anyway
HackBot
parents:
diff changeset
602 #define MICRO_SIGN MICRO_SIGN_NATIVE
a16537d2fe07 <xfix> tar xf perl-5.22.2.tar.gz # Ah, whatever, I\'m doing it anyway
HackBot
parents:
diff changeset
603 #define LATIN_CAPITAL_LETTER_A_WITH_RING_ABOVE \
a16537d2fe07 <xfix> tar xf perl-5.22.2.tar.gz # Ah, whatever, I\'m doing it anyway
HackBot
parents:
diff changeset
604 LATIN_CAPITAL_LETTER_A_WITH_RING_ABOVE_NATIVE
a16537d2fe07 <xfix> tar xf perl-5.22.2.tar.gz # Ah, whatever, I\'m doing it anyway
HackBot
parents:
diff changeset
605 #define LATIN_SMALL_LETTER_A_WITH_RING_ABOVE \
a16537d2fe07 <xfix> tar xf perl-5.22.2.tar.gz # Ah, whatever, I\'m doing it anyway
HackBot
parents:
diff changeset
606 LATIN_SMALL_LETTER_A_WITH_RING_ABOVE_NATIVE
a16537d2fe07 <xfix> tar xf perl-5.22.2.tar.gz # Ah, whatever, I\'m doing it anyway
HackBot
parents:
diff changeset
607 #define UNICODE_GREEK_CAPITAL_LETTER_SIGMA 0x03A3
a16537d2fe07 <xfix> tar xf perl-5.22.2.tar.gz # Ah, whatever, I\'m doing it anyway
HackBot
parents:
diff changeset
608 #define UNICODE_GREEK_SMALL_LETTER_FINAL_SIGMA 0x03C2
a16537d2fe07 <xfix> tar xf perl-5.22.2.tar.gz # Ah, whatever, I\'m doing it anyway
HackBot
parents:
diff changeset
609 #define UNICODE_GREEK_SMALL_LETTER_SIGMA 0x03C3
a16537d2fe07 <xfix> tar xf perl-5.22.2.tar.gz # Ah, whatever, I\'m doing it anyway
HackBot
parents:
diff changeset
610 #define GREEK_SMALL_LETTER_MU 0x03BC
a16537d2fe07 <xfix> tar xf perl-5.22.2.tar.gz # Ah, whatever, I\'m doing it anyway
HackBot
parents:
diff changeset
611 #define GREEK_CAPITAL_LETTER_MU 0x039C /* Upper and title case
a16537d2fe07 <xfix> tar xf perl-5.22.2.tar.gz # Ah, whatever, I\'m doing it anyway
HackBot
parents:
diff changeset
612 of MICRON */
a16537d2fe07 <xfix> tar xf perl-5.22.2.tar.gz # Ah, whatever, I\'m doing it anyway
HackBot
parents:
diff changeset
613 #define LATIN_CAPITAL_LETTER_Y_WITH_DIAERESIS 0x0178 /* Also is title case */
a16537d2fe07 <xfix> tar xf perl-5.22.2.tar.gz # Ah, whatever, I\'m doing it anyway
HackBot
parents:
diff changeset
614 #define LATIN_CAPITAL_LETTER_SHARP_S 0x1E9E
a16537d2fe07 <xfix> tar xf perl-5.22.2.tar.gz # Ah, whatever, I\'m doing it anyway
HackBot
parents:
diff changeset
615 #define LATIN_SMALL_LETTER_LONG_S 0x017F
a16537d2fe07 <xfix> tar xf perl-5.22.2.tar.gz # Ah, whatever, I\'m doing it anyway
HackBot
parents:
diff changeset
616 #define LATIN_SMALL_LIGATURE_LONG_S_T 0xFB05
a16537d2fe07 <xfix> tar xf perl-5.22.2.tar.gz # Ah, whatever, I\'m doing it anyway
HackBot
parents:
diff changeset
617 #define LATIN_SMALL_LIGATURE_ST 0xFB06
a16537d2fe07 <xfix> tar xf perl-5.22.2.tar.gz # Ah, whatever, I\'m doing it anyway
HackBot
parents:
diff changeset
618 #define KELVIN_SIGN 0x212A
a16537d2fe07 <xfix> tar xf perl-5.22.2.tar.gz # Ah, whatever, I\'m doing it anyway
HackBot
parents:
diff changeset
619 #define ANGSTROM_SIGN 0x212B
a16537d2fe07 <xfix> tar xf perl-5.22.2.tar.gz # Ah, whatever, I\'m doing it anyway
HackBot
parents:
diff changeset
620
a16537d2fe07 <xfix> tar xf perl-5.22.2.tar.gz # Ah, whatever, I\'m doing it anyway
HackBot
parents:
diff changeset
621 #define UNI_DISPLAY_ISPRINT 0x0001
a16537d2fe07 <xfix> tar xf perl-5.22.2.tar.gz # Ah, whatever, I\'m doing it anyway
HackBot
parents:
diff changeset
622 #define UNI_DISPLAY_BACKSLASH 0x0002
a16537d2fe07 <xfix> tar xf perl-5.22.2.tar.gz # Ah, whatever, I\'m doing it anyway
HackBot
parents:
diff changeset
623 #define UNI_DISPLAY_QQ (UNI_DISPLAY_ISPRINT|UNI_DISPLAY_BACKSLASH)
a16537d2fe07 <xfix> tar xf perl-5.22.2.tar.gz # Ah, whatever, I\'m doing it anyway
HackBot
parents:
diff changeset
624 #define UNI_DISPLAY_REGEX (UNI_DISPLAY_ISPRINT|UNI_DISPLAY_BACKSLASH)
a16537d2fe07 <xfix> tar xf perl-5.22.2.tar.gz # Ah, whatever, I\'m doing it anyway
HackBot
parents:
diff changeset
625
a16537d2fe07 <xfix> tar xf perl-5.22.2.tar.gz # Ah, whatever, I\'m doing it anyway
HackBot
parents:
diff changeset
626 #define ANYOF_FOLD_SHARP_S(node, input, end) \
a16537d2fe07 <xfix> tar xf perl-5.22.2.tar.gz # Ah, whatever, I\'m doing it anyway
HackBot
parents:
diff changeset
627 (ANYOF_BITMAP_TEST(node, LATIN_SMALL_LETTER_SHARP_S) && \
a16537d2fe07 <xfix> tar xf perl-5.22.2.tar.gz # Ah, whatever, I\'m doing it anyway
HackBot
parents:
diff changeset
628 (ANYOF_NONBITMAP(node)) && \
a16537d2fe07 <xfix> tar xf perl-5.22.2.tar.gz # Ah, whatever, I\'m doing it anyway
HackBot
parents:
diff changeset
629 (ANYOF_FLAGS(node) & ANYOF_LOC_NONBITMAP_FOLD) && \
a16537d2fe07 <xfix> tar xf perl-5.22.2.tar.gz # Ah, whatever, I\'m doing it anyway
HackBot
parents:
diff changeset
630 ((end) > (input) + 1) && \
a16537d2fe07 <xfix> tar xf perl-5.22.2.tar.gz # Ah, whatever, I\'m doing it anyway
HackBot
parents:
diff changeset
631 isALPHA_FOLD_EQ((input)[0], 's'))
a16537d2fe07 <xfix> tar xf perl-5.22.2.tar.gz # Ah, whatever, I\'m doing it anyway
HackBot
parents:
diff changeset
632
a16537d2fe07 <xfix> tar xf perl-5.22.2.tar.gz # Ah, whatever, I\'m doing it anyway
HackBot
parents:
diff changeset
633 #define SHARP_S_SKIP 2
a16537d2fe07 <xfix> tar xf perl-5.22.2.tar.gz # Ah, whatever, I\'m doing it anyway
HackBot
parents:
diff changeset
634
a16537d2fe07 <xfix> tar xf perl-5.22.2.tar.gz # Ah, whatever, I\'m doing it anyway
HackBot
parents:
diff changeset
635 /* If you want to exclude surrogates, and beyond legal Unicode, see the blame
a16537d2fe07 <xfix> tar xf perl-5.22.2.tar.gz # Ah, whatever, I\'m doing it anyway
HackBot
parents:
diff changeset
636 * log for earlier versions which gave details for these */
a16537d2fe07 <xfix> tar xf perl-5.22.2.tar.gz # Ah, whatever, I\'m doing it anyway
HackBot
parents:
diff changeset
637
a16537d2fe07 <xfix> tar xf perl-5.22.2.tar.gz # Ah, whatever, I\'m doing it anyway
HackBot
parents:
diff changeset
638 /* A helper macro for isUTF8_CHAR, so use that one, and not this one. This is
a16537d2fe07 <xfix> tar xf perl-5.22.2.tar.gz # Ah, whatever, I\'m doing it anyway
HackBot
parents:
diff changeset
639 * retained solely for backwards compatibility and may be deprecated and
a16537d2fe07 <xfix> tar xf perl-5.22.2.tar.gz # Ah, whatever, I\'m doing it anyway
HackBot
parents:
diff changeset
640 * removed in a future Perl version.
a16537d2fe07 <xfix> tar xf perl-5.22.2.tar.gz # Ah, whatever, I\'m doing it anyway
HackBot
parents:
diff changeset
641 *
a16537d2fe07 <xfix> tar xf perl-5.22.2.tar.gz # Ah, whatever, I\'m doing it anyway
HackBot
parents:
diff changeset
642 * regen/regcharclass.pl generates is_UTF8_CHAR_utf8() macros for up to these
a16537d2fe07 <xfix> tar xf perl-5.22.2.tar.gz # Ah, whatever, I\'m doing it anyway
HackBot
parents:
diff changeset
643 * number of bytes. So this has to be coordinated with that file */
a16537d2fe07 <xfix> tar xf perl-5.22.2.tar.gz # Ah, whatever, I\'m doing it anyway
HackBot
parents:
diff changeset
644 #ifdef EBCDIC
a16537d2fe07 <xfix> tar xf perl-5.22.2.tar.gz # Ah, whatever, I\'m doing it anyway
HackBot
parents:
diff changeset
645 # define IS_UTF8_CHAR_FAST(n) ((n) <= 3)
a16537d2fe07 <xfix> tar xf perl-5.22.2.tar.gz # Ah, whatever, I\'m doing it anyway
HackBot
parents:
diff changeset
646 #else
a16537d2fe07 <xfix> tar xf perl-5.22.2.tar.gz # Ah, whatever, I\'m doing it anyway
HackBot
parents:
diff changeset
647 # define IS_UTF8_CHAR_FAST(n) ((n) <= 4)
a16537d2fe07 <xfix> tar xf perl-5.22.2.tar.gz # Ah, whatever, I\'m doing it anyway
HackBot
parents:
diff changeset
648 #endif
a16537d2fe07 <xfix> tar xf perl-5.22.2.tar.gz # Ah, whatever, I\'m doing it anyway
HackBot
parents:
diff changeset
649
a16537d2fe07 <xfix> tar xf perl-5.22.2.tar.gz # Ah, whatever, I\'m doing it anyway
HackBot
parents:
diff changeset
650 #ifndef EBCDIC
a16537d2fe07 <xfix> tar xf perl-5.22.2.tar.gz # Ah, whatever, I\'m doing it anyway
HackBot
parents:
diff changeset
651 /* A helper macro for isUTF8_CHAR, so use that one instead of this. This was
a16537d2fe07 <xfix> tar xf perl-5.22.2.tar.gz # Ah, whatever, I\'m doing it anyway
HackBot
parents:
diff changeset
652 * generated by regen/regcharclass.pl, and then moved here. The lines that
a16537d2fe07 <xfix> tar xf perl-5.22.2.tar.gz # Ah, whatever, I\'m doing it anyway
HackBot
parents:
diff changeset
653 * generated it were then commented out. This was done solely because it takes
a16537d2fe07 <xfix> tar xf perl-5.22.2.tar.gz # Ah, whatever, I\'m doing it anyway
HackBot
parents:
diff changeset
654 * on the order of 10 minutes to generate, and is never going to change, unless
a16537d2fe07 <xfix> tar xf perl-5.22.2.tar.gz # Ah, whatever, I\'m doing it anyway
HackBot
parents:
diff changeset
655 * the generated code is improved.
a16537d2fe07 <xfix> tar xf perl-5.22.2.tar.gz # Ah, whatever, I\'m doing it anyway
HackBot
parents:
diff changeset
656 *
a16537d2fe07 <xfix> tar xf perl-5.22.2.tar.gz # Ah, whatever, I\'m doing it anyway
HackBot
parents:
diff changeset
657 * The EBCDIC versions have been cut to not cover all of legal Unicode, so
a16537d2fe07 <xfix> tar xf perl-5.22.2.tar.gz # Ah, whatever, I\'m doing it anyway
HackBot
parents:
diff changeset
658 * don't take too long to generate, and there is a separate one for each code
a16537d2fe07 <xfix> tar xf perl-5.22.2.tar.gz # Ah, whatever, I\'m doing it anyway
HackBot
parents:
diff changeset
659 * page, so they are in regcharclass.h instead of here */
a16537d2fe07 <xfix> tar xf perl-5.22.2.tar.gz # Ah, whatever, I\'m doing it anyway
HackBot
parents:
diff changeset
660 /*
a16537d2fe07 <xfix> tar xf perl-5.22.2.tar.gz # Ah, whatever, I\'m doing it anyway
HackBot
parents:
diff changeset
661 UTF8_CHAR: Matches legal UTF-8 encoded characters from 2 through 4 bytes
a16537d2fe07 <xfix> tar xf perl-5.22.2.tar.gz # Ah, whatever, I\'m doing it anyway
HackBot
parents:
diff changeset
662
a16537d2fe07 <xfix> tar xf perl-5.22.2.tar.gz # Ah, whatever, I\'m doing it anyway
HackBot
parents:
diff changeset
663 0x80 - 0x1FFFFF
a16537d2fe07 <xfix> tar xf perl-5.22.2.tar.gz # Ah, whatever, I\'m doing it anyway
HackBot
parents:
diff changeset
664 */
a16537d2fe07 <xfix> tar xf perl-5.22.2.tar.gz # Ah, whatever, I\'m doing it anyway
HackBot
parents:
diff changeset
665 /*** GENERATED CODE ***/
a16537d2fe07 <xfix> tar xf perl-5.22.2.tar.gz # Ah, whatever, I\'m doing it anyway
HackBot
parents:
diff changeset
666 #define is_UTF8_CHAR_utf8_no_length_checks(s) \
a16537d2fe07 <xfix> tar xf perl-5.22.2.tar.gz # Ah, whatever, I\'m doing it anyway
HackBot
parents:
diff changeset
667 ( ( 0xC2 <= ((U8*)s)[0] && ((U8*)s)[0] <= 0xDF ) ? \
a16537d2fe07 <xfix> tar xf perl-5.22.2.tar.gz # Ah, whatever, I\'m doing it anyway
HackBot
parents:
diff changeset
668 ( ( ( ((U8*)s)[1] & 0xC0 ) == 0x80 ) ? 2 : 0 ) \
a16537d2fe07 <xfix> tar xf perl-5.22.2.tar.gz # Ah, whatever, I\'m doing it anyway
HackBot
parents:
diff changeset
669 : ( 0xE0 == ((U8*)s)[0] ) ? \
a16537d2fe07 <xfix> tar xf perl-5.22.2.tar.gz # Ah, whatever, I\'m doing it anyway
HackBot
parents:
diff changeset
670 ( ( ( ( ((U8*)s)[1] & 0xE0 ) == 0xA0 ) && ( ( ((U8*)s)[2] & 0xC0 ) == 0x80 ) ) ? 3 : 0 )\
a16537d2fe07 <xfix> tar xf perl-5.22.2.tar.gz # Ah, whatever, I\'m doing it anyway
HackBot
parents:
diff changeset
671 : ( 0xE1 <= ((U8*)s)[0] && ((U8*)s)[0] <= 0xEF ) ? \
a16537d2fe07 <xfix> tar xf perl-5.22.2.tar.gz # Ah, whatever, I\'m doing it anyway
HackBot
parents:
diff changeset
672 ( ( ( ( ((U8*)s)[1] & 0xC0 ) == 0x80 ) && ( ( ((U8*)s)[2] & 0xC0 ) == 0x80 ) ) ? 3 : 0 )\
a16537d2fe07 <xfix> tar xf perl-5.22.2.tar.gz # Ah, whatever, I\'m doing it anyway
HackBot
parents:
diff changeset
673 : ( 0xF0 == ((U8*)s)[0] ) ? \
a16537d2fe07 <xfix> tar xf perl-5.22.2.tar.gz # Ah, whatever, I\'m doing it anyway
HackBot
parents:
diff changeset
674 ( ( ( ( 0x90 <= ((U8*)s)[1] && ((U8*)s)[1] <= 0xBF ) && ( ( ((U8*)s)[2] & 0xC0 ) == 0x80 ) ) && ( ( ((U8*)s)[3] & 0xC0 ) == 0x80 ) ) ? 4 : 0 )\
a16537d2fe07 <xfix> tar xf perl-5.22.2.tar.gz # Ah, whatever, I\'m doing it anyway
HackBot
parents:
diff changeset
675 : ( ( ( ( 0xF1 <= ((U8*)s)[0] && ((U8*)s)[0] <= 0xF7 ) && ( ( ((U8*)s)[1] & 0xC0 ) == 0x80 ) ) && ( ( ((U8*)s)[2] & 0xC0 ) == 0x80 ) ) && ( ( ((U8*)s)[3] & 0xC0 ) == 0x80 ) ) ? 4 : 0 )
a16537d2fe07 <xfix> tar xf perl-5.22.2.tar.gz # Ah, whatever, I\'m doing it anyway
HackBot
parents:
diff changeset
676 #endif
a16537d2fe07 <xfix> tar xf perl-5.22.2.tar.gz # Ah, whatever, I\'m doing it anyway
HackBot
parents:
diff changeset
677
a16537d2fe07 <xfix> tar xf perl-5.22.2.tar.gz # Ah, whatever, I\'m doing it anyway
HackBot
parents:
diff changeset
678 /*
a16537d2fe07 <xfix> tar xf perl-5.22.2.tar.gz # Ah, whatever, I\'m doing it anyway
HackBot
parents:
diff changeset
679
a16537d2fe07 <xfix> tar xf perl-5.22.2.tar.gz # Ah, whatever, I\'m doing it anyway
HackBot
parents:
diff changeset
680 =for apidoc Am|STRLEN|isUTF8_CHAR|const U8 *s|const U8 *e
a16537d2fe07 <xfix> tar xf perl-5.22.2.tar.gz # Ah, whatever, I\'m doing it anyway
HackBot
parents:
diff changeset
681
a16537d2fe07 <xfix> tar xf perl-5.22.2.tar.gz # Ah, whatever, I\'m doing it anyway
HackBot
parents:
diff changeset
682 Returns the number of bytes beginning at C<s> which form a legal UTF-8 (or
a16537d2fe07 <xfix> tar xf perl-5.22.2.tar.gz # Ah, whatever, I\'m doing it anyway
HackBot
parents:
diff changeset
683 UTF-EBCDIC) encoded character, looking no further than C<e - s> bytes into
a16537d2fe07 <xfix> tar xf perl-5.22.2.tar.gz # Ah, whatever, I\'m doing it anyway
HackBot
parents:
diff changeset
684 C<s>. Returns 0 if the sequence starting at C<s> through C<e - 1> is not
a16537d2fe07 <xfix> tar xf perl-5.22.2.tar.gz # Ah, whatever, I\'m doing it anyway
HackBot
parents:
diff changeset
685 well-formed UTF-8
a16537d2fe07 <xfix> tar xf perl-5.22.2.tar.gz # Ah, whatever, I\'m doing it anyway
HackBot
parents:
diff changeset
686
a16537d2fe07 <xfix> tar xf perl-5.22.2.tar.gz # Ah, whatever, I\'m doing it anyway
HackBot
parents:
diff changeset
687 Note that an INVARIANT character (i.e. ASCII on non-EBCDIC
a16537d2fe07 <xfix> tar xf perl-5.22.2.tar.gz # Ah, whatever, I\'m doing it anyway
HackBot
parents:
diff changeset
688 machines) is a valid UTF-8 character.
a16537d2fe07 <xfix> tar xf perl-5.22.2.tar.gz # Ah, whatever, I\'m doing it anyway
HackBot
parents:
diff changeset
689
a16537d2fe07 <xfix> tar xf perl-5.22.2.tar.gz # Ah, whatever, I\'m doing it anyway
HackBot
parents:
diff changeset
690 =cut
a16537d2fe07 <xfix> tar xf perl-5.22.2.tar.gz # Ah, whatever, I\'m doing it anyway
HackBot
parents:
diff changeset
691 */
a16537d2fe07 <xfix> tar xf perl-5.22.2.tar.gz # Ah, whatever, I\'m doing it anyway
HackBot
parents:
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692
a16537d2fe07 <xfix> tar xf perl-5.22.2.tar.gz # Ah, whatever, I\'m doing it anyway
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693 #define isUTF8_CHAR(s, e) (UNLIKELY((e) <= (s)) \
a16537d2fe07 <xfix> tar xf perl-5.22.2.tar.gz # Ah, whatever, I\'m doing it anyway
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694 ? 0 \
a16537d2fe07 <xfix> tar xf perl-5.22.2.tar.gz # Ah, whatever, I\'m doing it anyway
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695 : (UTF8_IS_INVARIANT(*s)) \
a16537d2fe07 <xfix> tar xf perl-5.22.2.tar.gz # Ah, whatever, I\'m doing it anyway
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696 ? 1 \
a16537d2fe07 <xfix> tar xf perl-5.22.2.tar.gz # Ah, whatever, I\'m doing it anyway
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697 : UNLIKELY(((e) - (s)) < UTF8SKIP(s)) \
a16537d2fe07 <xfix> tar xf perl-5.22.2.tar.gz # Ah, whatever, I\'m doing it anyway
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698 ? 0 \
a16537d2fe07 <xfix> tar xf perl-5.22.2.tar.gz # Ah, whatever, I\'m doing it anyway
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699 : LIKELY(IS_UTF8_CHAR_FAST(UTF8SKIP(s))) \
a16537d2fe07 <xfix> tar xf perl-5.22.2.tar.gz # Ah, whatever, I\'m doing it anyway
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700 ? is_UTF8_CHAR_utf8_no_length_checks(s) \
a16537d2fe07 <xfix> tar xf perl-5.22.2.tar.gz # Ah, whatever, I\'m doing it anyway
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701 : _is_utf8_char_slow(s, e))
a16537d2fe07 <xfix> tar xf perl-5.22.2.tar.gz # Ah, whatever, I\'m doing it anyway
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702
a16537d2fe07 <xfix> tar xf perl-5.22.2.tar.gz # Ah, whatever, I\'m doing it anyway
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703 #define is_utf8_char_buf(buf, buf_end) isUTF8_CHAR(buf, buf_end)
a16537d2fe07 <xfix> tar xf perl-5.22.2.tar.gz # Ah, whatever, I\'m doing it anyway
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704
a16537d2fe07 <xfix> tar xf perl-5.22.2.tar.gz # Ah, whatever, I\'m doing it anyway
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705 /* Do not use; should be deprecated. Use isUTF8_CHAR() instead; this is
a16537d2fe07 <xfix> tar xf perl-5.22.2.tar.gz # Ah, whatever, I\'m doing it anyway
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706 * retained solely for backwards compatibility */
a16537d2fe07 <xfix> tar xf perl-5.22.2.tar.gz # Ah, whatever, I\'m doing it anyway
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707 #define IS_UTF8_CHAR(p, n) (isUTF8_CHAR(p, (p) + (n)) == n)
a16537d2fe07 <xfix> tar xf perl-5.22.2.tar.gz # Ah, whatever, I\'m doing it anyway
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708
a16537d2fe07 <xfix> tar xf perl-5.22.2.tar.gz # Ah, whatever, I\'m doing it anyway
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709 #endif /* H_UTF8 */
a16537d2fe07 <xfix> tar xf perl-5.22.2.tar.gz # Ah, whatever, I\'m doing it anyway
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710
a16537d2fe07 <xfix> tar xf perl-5.22.2.tar.gz # Ah, whatever, I\'m doing it anyway
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711 /*
a16537d2fe07 <xfix> tar xf perl-5.22.2.tar.gz # Ah, whatever, I\'m doing it anyway
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712 * ex: set ts=8 sts=4 sw=4 et:
a16537d2fe07 <xfix> tar xf perl-5.22.2.tar.gz # Ah, whatever, I\'m doing it anyway
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713 */