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141 lines
6.2 KiB
141 lines
6.2 KiB
From 4cfbe5474a5c5f852a6dbf0138dc796c2800be93 Mon Sep 17 00:00:00 2001
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From: Karl Williamson <khw@cpan.org>
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Date: Wed, 30 Dec 2020 05:55:08 -0700
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Subject: [PATCH] Fix buggy fc() in Turkish locale
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MIME-Version: 1.0
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Content-Type: text/plain; charset=UTF-8
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Content-Transfer-Encoding: 8bit
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When Turkish handling was added, fc() wasn't properly updated
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Signed-off-by: Petr Písař <ppisar@redhat.com>
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---
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pp.c | 12 +++++++++---
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t/op/lc.t | 23 ++++++++++++++++-------
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2 files changed, 25 insertions(+), 10 deletions(-)
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diff --git a/pp.c b/pp.c
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index 5e1706346d..23cc6c8adb 100644
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--- a/pp.c
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+++ b/pp.c
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@@ -4813,7 +4813,7 @@ PP(pp_fc)
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do {
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extra++;
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- s_peek = (U8 *) memchr(s_peek + 1, 'i',
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+ s_peek = (U8 *) memchr(s_peek + 1, 'I',
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send - (s_peek + 1));
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} while (s_peek != NULL);
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}
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@@ -4828,8 +4828,14 @@ PP(pp_fc)
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+ 1 /* Trailing NUL */ );
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d = (U8*)SvPVX(dest) + len;
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- *d++ = UTF8_TWO_BYTE_HI(GREEK_SMALL_LETTER_MU);
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- *d++ = UTF8_TWO_BYTE_LO(GREEK_SMALL_LETTER_MU);
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+ if (*s == 'I') {
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+ *d++ = UTF8_TWO_BYTE_HI(LATIN_SMALL_LETTER_DOTLESS_I);
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+ *d++ = UTF8_TWO_BYTE_LO(LATIN_SMALL_LETTER_DOTLESS_I);
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+ }
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+ else {
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+ *d++ = UTF8_TWO_BYTE_HI(GREEK_SMALL_LETTER_MU);
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+ *d++ = UTF8_TWO_BYTE_LO(GREEK_SMALL_LETTER_MU);
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+ }
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s++;
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for (; s < send; s++) {
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diff --git a/t/op/lc.t b/t/op/lc.t
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index fce77f3d34..812c41d6b6 100644
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--- a/t/op/lc.t
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+++ b/t/op/lc.t
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@@ -17,7 +17,7 @@ BEGIN {
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use feature qw( fc );
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-plan tests => 139 + 2 * (4 * 256) + 15;
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+plan tests => 139 + 2 * (5 * 256) + 17;
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is(lc(undef), "", "lc(undef) is ''");
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is(lcfirst(undef), "", "lcfirst(undef) is ''");
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@@ -352,13 +352,14 @@ foreach my $turkic (0 .. 1) {
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my $locale = ($turkic) ? $turkic_locale : $non_turkic_locale;
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SKIP: {
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- skip "Can't find a $type UTF-8 locale", 4*256 unless defined $locale;
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+ skip "Can't find a $type UTF-8 locale", 5*256 unless defined $locale;
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use feature qw( unicode_strings );
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no locale;
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my @unicode_lc;
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+ my @unicode_fc;
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my @unicode_uc;
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my @unicode_lcfirst;
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my @unicode_ucfirst;
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@@ -366,6 +367,7 @@ foreach my $turkic (0 .. 1) {
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# Get all the values outside of 'locale'
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for my $i (0 .. 255) {
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push @unicode_lc, lc(chr $i);
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+ push @unicode_fc, fc(chr $i);
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push @unicode_uc, uc(chr $i);
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push @unicode_lcfirst, lcfirst(chr $i);
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push @unicode_ucfirst, ucfirst(chr $i);
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@@ -373,6 +375,7 @@ foreach my $turkic (0 .. 1) {
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if ($turkic) {
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$unicode_lc[ord 'I'] = chr 0x131;
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+ $unicode_fc[ord 'I'] = chr 0x131;
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$unicode_lcfirst[ord 'I'] = chr 0x131;
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$unicode_uc[ord 'i'] = chr 0x130;
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$unicode_ucfirst[ord 'i'] = chr 0x130;
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@@ -384,6 +387,7 @@ foreach my $turkic (0 .. 1) {
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for my $i (0 .. 255) {
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is(lc(chr $i), $unicode_lc[$i], "In a $type UTF-8 locale, lc(chr $i) is the same as official Unicode");
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is(uc(chr $i), $unicode_uc[$i], "In a $type UTF-8 locale, uc(chr $i) is the same as official Unicode");
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+ is(fc(chr $i), $unicode_fc[$i], "In a $type UTF-8 locale, fc(chr $i) is the same as official Unicode");
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is(lcfirst(chr $i), $unicode_lcfirst[$i], "In a $type UTF-8 locale, lcfirst(chr $i) is the same as official Unicode");
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is(ucfirst(chr $i), $unicode_ucfirst[$i], "In a $type UTF-8 locale, ucfirst(chr $i) is the same as official Unicode");
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}
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@@ -391,27 +395,32 @@ foreach my $turkic (0 .. 1) {
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}
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SKIP: {
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- skip "Can't find a turkic UTF-8 locale", 15 unless defined $turkic_locale;
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+ skip "Can't find a turkic UTF-8 locale", 17 unless defined $turkic_locale;
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# These are designed to stress the calculation of space needed for the
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# strings. $filler contains a variety of characters that have special
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# handling in the casing functions, and some regular chars as well.
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+ # (0x49 = 'I')
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my $filler_length = 10000;
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- my $filler = uni_to_native("\x{df}\x{b5}\x{e0}\x{c1}\x{b6}\x{ff}") x $filler_length;
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+ my $filler = uni_to_native("\x{df}\x{49}\x{69}\x{b5}\x{e0}\x{c1}\x{b6}\x{ff}") x $filler_length;
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# These are the correct answers to what should happen when the given
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# casing function is called on $filler;
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- my $filler_lc = uni_to_native("\x{df}\x{b5}\x{e0}\x{e1}\x{b6}\x{ff}") x $filler_length;
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- my $filler_fc = ("ss" . uni_to_native("\x{b5}\x{e0}\x{e1}\x{b6}\x{ff}")) x $filler_length;
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- my $filler_uc = ("SS" . uni_to_native("\x{39c}\x{c0}\x{c1}\x{b6}\x{178}")) x $filler_length;
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+ my $filler_lc = uni_to_native("\x{df}\x{131}\x{69}\x{b5}\x{e0}\x{e1}\x{b6}\x{ff}") x $filler_length;
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+ my $filler_fc = ("ss" . uni_to_native("\x{131}\x{69}\x{3bc}\x{e0}\x{e1}\x{b6}\x{ff}")) x $filler_length;
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+ my $filler_uc = ("SS" . uni_to_native("\x{49}\x{130}\x{39c}\x{c0}\x{c1}\x{b6}\x{178}")) x $filler_length;
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use locale;
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setlocale(&POSIX::LC_CTYPE, $turkic_locale);
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is (lc "IIIIIII$filler", "\x{131}\x{131}\x{131}\x{131}\x{131}\x{131}\x{131}$filler_lc",
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"lc non-UTF-8, in Turkic locale, beginning with a bunch of I's");
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+ is (fc "IIIIIII$filler", "\x{131}\x{131}\x{131}\x{131}\x{131}\x{131}\x{131}$filler_fc",
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+ "fc non-UTF-8, in Turkic locale, beginning with a bunch of I's");
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is (lc "${filler}IIIIIII$filler", "$filler_lc\x{131}\x{131}\x{131}\x{131}\x{131}\x{131}\x{131}$filler_lc",
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"lc non-UTF-8, in Turkic locale, a bunch of I's, but not at the beginning");
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+ is (fc "${filler}IIIIIII$filler", "$filler_fc\x{131}\x{131}\x{131}\x{131}\x{131}\x{131}\x{131}$filler_fc",
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+ "fc non-UTF-8, in Turkic locale, a bunch of I's, but not at the beginning");
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is (lc "${filler}I\x{307}$filler", "${filler_lc}i$filler_lc",
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"lc in Turkic locale with DOT ABOVE immediately following I");
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is (lc "${filler}I\x{307}IIIIII$filler", "${filler_lc}i\x{131}\x{131}\x{131}\x{131}\x{131}\x{131}$filler_lc",
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--
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2.26.2
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