1# Common tools for test files files to find the locales which exist on the 2# system. Caller should have defined ok() for the unlikely event that setup 3# here fails, and should have verified that this isn't miniperl before calling 4# the functions. 5 6# Note that it's okay that some languages have their native names 7# capitalized here even though that's not "right". They are lowercased 8# anyway later during the scanning process (and besides, some clueless 9# vendor might have them capitalized erroneously anyway). 10 11sub _trylocale { # Adds the locale given by the first parameter to the list 12 # given by the 3rd iff the platform supports the locale in 13 # each of the categories given by the 2nd parameter, which 14 # is either a single category or a reference to a list of 15 # categories 16 my $locale = shift; 17 my $categories = shift; 18 my $list = shift; 19 return if grep { $locale eq $_ } @$list; 20 21 $categories = [ $categories ] unless ref $categories; 22 23 foreach my $category (@$categories) { 24 return unless setlocale($category, $locale); 25 } 26 27 my $badutf8; 28 { 29 local $SIG{__WARN__} = sub { 30 $badutf8 = $_[0] =~ /Malformed UTF-8/; 31 }; 32 } 33 34 if ($badutf8) { 35 ok(0, "Verify locale name doesn't contain malformed utf8"); 36 return; 37 } 38 push @$list, $locale; 39} 40 41sub _decode_encodings { 42 my @enc; 43 44 foreach (split(/ /, shift)) { 45 if (/^(\d+)$/) { 46 push @enc, "ISO8859-$1"; 47 push @enc, "iso8859$1"; # HP 48 if ($1 eq '1') { 49 push @enc, "roman8"; # HP 50 } 51 push @enc, $_; 52 push @enc, "$_.UTF-8"; 53 push @enc, "$_.65001"; # Windows UTF-8 54 push @enc, "$_.ACP"; # Windows ANSI code page 55 push @enc, "$_.OCP"; # Windows OEM code page 56 } 57 } 58 if ($^O eq 'os390') { 59 push @enc, qw(IBM-037 IBM-819 IBM-1047); 60 } 61 push @enc, "UTF-8"; 62 push @enc, "65001"; # Windows UTF-8 63 64 return @enc; 65} 66 67sub find_locales ($) { # Returns an array of all the locales we found on the 68 # system. The parameter is either a single locale 69 # category or a reference to a list of categories to 70 # find valid locales for it or them 71 my $categories = shift; 72 73 use Config;; 74 my $have_setlocale = $Config{d_setlocale}; 75 76 # Visual C's CRT goes silly on strings of the form "en_US.ISO8859-1" 77 # and mingw32 uses said silly CRT 78 # This doesn't seem to be an issue any more, at least on Windows XP, 79 # so re-enable the tests for Windows XP onwards. 80 my $winxp = ($^O eq 'MSWin32' && defined &Win32::GetOSVersion && 81 join('.', (Win32::GetOSVersion())[1..2]) >= 5.1); 82 $have_setlocale = 0 if ((($^O eq 'MSWin32' && !$winxp) || $^O eq 'NetWare') && 83 $Config{cc} =~ /^(cl|gcc|g\+\+|ici)/i); 84 85 # UWIN seems to loop after taint tests, just skip for now 86 $have_setlocale = 0 if ($^O =~ /^uwin/); 87 88 return unless $have_setlocale; 89 90 # Done this way in case this is 'required' in the caller before seeing if 91 # this is miniperl. 92 require POSIX; import POSIX 'locale_h'; 93 94 _trylocale("C", $categories, \@Locale); 95 _trylocale("POSIX", $categories, \@Locale); 96 foreach (0..15) { 97 _trylocale("ISO8859-$_", $categories, \@Locale); 98 _trylocale("iso8859$_", $categories, \@Locale); 99 _trylocale("iso8859-$_", $categories, \@Locale); 100 _trylocale("iso_8859_$_", $categories, \@Locale); 101 _trylocale("isolatin$_", $categories, \@Locale); 102 _trylocale("isolatin-$_", $categories, \@Locale); 103 _trylocale("iso_latin_$_", $categories, \@Locale); 104 } 105 106 # Sanitize the environment so that we can run the external 'locale' 107 # program without the taint mode getting grumpy. 108 109 # $ENV{PATH} is special in VMS. 110 delete local $ENV{PATH} if $^O ne 'VMS' or $Config{d_setenv}; 111 112 # Other subversive stuff. 113 delete local @ENV{qw(IFS CDPATH ENV BASH_ENV)}; 114 115 if (-x "/usr/bin/locale" 116 && open(LOCALES, "/usr/bin/locale -a 2>/dev/null|")) 117 { 118 while (<LOCALES>) { 119 # It seems that /usr/bin/locale steadfastly outputs 8 bit data, which 120 # ain't great when we're running this testPERL_UNICODE= so that utf8 121 # locales will cause all IO hadles to default to (assume) utf8 122 next unless utf8::valid($_); 123 chomp; 124 _trylocale($_, $categories, \@Locale); 125 } 126 close(LOCALES); 127 } elsif ($^O eq 'VMS' 128 && defined($ENV{'SYS$I18N_LOCALE'}) 129 && -d 'SYS$I18N_LOCALE') 130 { 131 # The SYS$I18N_LOCALE logical name search list was not present on 132 # VAX VMS V5.5-12, but was on AXP && VAX VMS V6.2 as well as later versions. 133 opendir(LOCALES, "SYS\$I18N_LOCALE:"); 134 while ($_ = readdir(LOCALES)) { 135 chomp; 136 _trylocale($_, $categories, \@Locale); 137 } 138 close(LOCALES); 139 } elsif (($^O eq 'openbsd' || $^O eq 'bitrig' ) && -e '/usr/share/locale') { 140 141 # OpenBSD doesn't have a locale executable, so reading /usr/share/locale 142 # is much easier and faster than the last resort method. 143 144 opendir(LOCALES, '/usr/share/locale'); 145 while ($_ = readdir(LOCALES)) { 146 chomp; 147 _trylocale($_, $categories, \@Locale); 148 } 149 close(LOCALES); 150 } else { # Final fallback. Try our list of locales hard-coded here 151 152 # This is going to be slow. 153 my @Data; 154 155 156 # Locales whose name differs if the utf8 bit is on are stored in these two 157 # files with appropriate encodings. 158 if ($^H & 0x08 || (${^OPEN} || "") =~ /:utf8/) { 159 @Data = do "lib/locale/utf8"; 160 } else { 161 @Data = do "lib/locale/latin1"; 162 } 163 164 # The rest of the locales are in this file. 165 push @Data, <DATA>; 166 167 foreach my $line (@Data) { 168 my ($locale_name, $language_codes, $country_codes, $encodings) = 169 split /:/, $line; 170 my @enc = _decode_encodings($encodings); 171 foreach my $loc (split(/ /, $locale_name)) { 172 _trylocale($loc, $categories, \@Locale); 173 foreach my $enc (@enc) { 174 _trylocale("$loc.$enc", $categories, \@Locale); 175 } 176 $loc = lc $loc; 177 foreach my $enc (@enc) { 178 _trylocale("$loc.$enc", $categories, \@Locale); 179 } 180 } 181 foreach my $lang (split(/ /, $language_codes)) { 182 _trylocale($lang, $categories, \@Locale); 183 foreach my $country (split(/ /, $country_codes)) { 184 my $lc = "${lang}_${country}"; 185 _trylocale($lc, $categories, \@Locale); 186 foreach my $enc (@enc) { 187 _trylocale("$lc.$enc", $categories, \@Locale); 188 } 189 my $lC = "${lang}_\U${country}"; 190 _trylocale($lC, $categories, \@Locale); 191 foreach my $enc (@enc) { 192 _trylocale("$lC.$enc", $categories, \@Locale); 193 } 194 } 195 } 196 } 197 } 198 199 @Locale = sort @Locale; 200 201 return @Locale; 202 203 204} 205 206sub is_locale_utf8 ($) { # Return a boolean as to if core Perl thinks the input 207 # is a UTF-8 locale 208 my $locale = shift; 209 210 use locale; 211 212 my $save_locale = setlocale(&POSIX::LC_CTYPE()); 213 if (! $save_locale) { 214 ok(0, "Verify could save previous locale"); 215 return 0; 216 } 217 218 if (! setlocale(&POSIX::LC_CTYPE(), $locale)) { 219 ok(0, "Verify could setlocale to $locale"); 220 return 0; 221 } 222 223 my $ret = 0; 224 225 # Use an op that gives different results for UTF-8 than any other locale. 226 # If a platform has UTF-8 locales, there should be at least one locale on 227 # most platforms with UTF-8 in its name, so if there is a bug in the op 228 # giving a false negative, we should get a failure for those locales as we 229 # go through testing all the locales on the platform. 230 if (CORE::fc(chr utf8::unicode_to_native(0xdf)) ne "ss") { 231 if ($locale =~ /UTF-?8/i) { 232 diag("Cannot verify $locale with UTF-8 in name is a UTF-8 locale"); 233 #ok (0, "Verify $locale with UTF-8 in name is a UTF-8 locale"); 234 } 235 } 236 else { 237 $ret = 1; 238 } 239 240 die "Couldn't restore locale '$save_locale'" 241 unless setlocale(&POSIX::LC_CTYPE(), $save_locale); 242 243 return $ret; 244} 245 246sub find_utf8_ctype_locale (;$) { # Return the name of locale that core Perl 247 # thinks is a UTF-8 LC_CTYPE locale. 248 # Optional parameter is a reference to a 249 # list of locales to try; if omitted, this 250 # tries all locales it can find on the 251 # platform 252 my $locales_ref = shift; 253 return if !defined &POSIX::LC_CTYPE; 254 if (! defined $locales_ref) { 255 my @locales = find_locales(&POSIX::LC_CTYPE()); 256 $locales_ref = \@locales; 257 } 258 259 foreach my $locale (@$locales_ref) { 260 return $locale if is_locale_utf8($locale); 261 } 262 263 return; 264} 265 2661 267 268# Format of data is: locale_name, language_codes, country_codes, encodings 269__DATA__ 270Afrikaans:af:za:1 15 271Arabic:ar:dz eg sa:6 arabic8 272Brezhoneg Breton:br:fr:1 15 273Bulgarski Bulgarian:bg:bg:5 274Chinese:zh:cn tw:cn.EUC eucCN eucTW euc.CN euc.TW Big5 GB2312 tw.EUC 275Hrvatski Croatian:hr:hr:2 276Cymraeg Welsh:cy:cy:1 14 15 277Czech:cs:cz:2 278Dansk Danish:da:dk:1 15 279Nederlands Dutch:nl:be nl:1 15 280English American British:en:au ca gb ie nz us uk zw:1 15 cp850 281Esperanto:eo:eo:3 282Eesti Estonian:et:ee:4 6 13 283Suomi Finnish:fi:fi:1 15 284Flamish::fl:1 15 285Deutsch German:de:at be ch de lu:1 15 286Euskaraz Basque:eu:es fr:1 15 287Galego Galician:gl:es:1 15 288Ellada Greek:el:gr:7 g8 289Frysk:fy:nl:1 15 290Greenlandic:kl:gl:4 6 291Hebrew:iw:il:8 hebrew8 292Hungarian:hu:hu:2 293Indonesian:id:id:1 15 294Gaeilge Irish:ga:IE:1 14 15 295Italiano Italian:it:ch it:1 15 296Nihongo Japanese:ja:jp:euc eucJP jp.EUC sjis 297Korean:ko:kr: 298Latine Latin:la:va:1 15 299Latvian:lv:lv:4 6 13 300Lithuanian:lt:lt:4 6 13 301Macedonian:mk:mk:1 15 302Maltese:mt:mt:3 303Moldovan:mo:mo:2 304Norsk Norwegian:no no\@nynorsk nb nn:no:1 15 305Occitan:oc:es:1 15 306Polski Polish:pl:pl:2 307Rumanian:ro:ro:2 308Russki Russian:ru:ru su ua:5 koi8 koi8r KOI8-R koi8u cp1251 cp866 309Serbski Serbian:sr:yu:5 310Slovak:sk:sk:2 311Slovene Slovenian:sl:si:2 312Sqhip Albanian:sq:sq:1 15 313Svenska Swedish:sv:fi se:1 15 314Thai:th:th:11 tis620 315Turkish:tr:tr:9 turkish8 316Yiddish:yi::1 15 317