summaryrefslogtreecommitdiff
path: root/Master/tlpkg/tlperl/lib/Encode/JP/JIS7.pm
diff options
context:
space:
mode:
Diffstat (limited to 'Master/tlpkg/tlperl/lib/Encode/JP/JIS7.pm')
-rw-r--r--Master/tlpkg/tlperl/lib/Encode/JP/JIS7.pm165
1 files changed, 0 insertions, 165 deletions
diff --git a/Master/tlpkg/tlperl/lib/Encode/JP/JIS7.pm b/Master/tlpkg/tlperl/lib/Encode/JP/JIS7.pm
deleted file mode 100644
index 28503ec760c..00000000000
--- a/Master/tlpkg/tlperl/lib/Encode/JP/JIS7.pm
+++ /dev/null
@@ -1,165 +0,0 @@
-package Encode::JP::JIS7;
-use strict;
-
-our $VERSION = do { my @r = (q$Revision: 2.0 $ =~ /\d+/g); sprintf "%d."."%02d" x $#r, @r };
-
-use Encode qw(:fallbacks);
-
-for my $name ('7bit-jis', 'iso-2022-jp', 'iso-2022-jp-1'){
- my $h2z = ($name eq '7bit-jis') ? 0 : 1;
- my $jis0212 = ($name eq 'iso-2022-jp') ? 0 : 1;
-
- $Encode::Encoding{$name} =
- bless {
- Name => $name,
- h2z => $h2z,
- jis0212 => $jis0212,
- } => __PACKAGE__;
-}
-
-use base qw(Encode::Encoding);
-
-# we override this to 1 so PerlIO works
-sub needs_lines { 1 }
-
-use Encode::CJKConstants qw(:all);
-
-#
-# decode is identical for all 2022 variants
-#
-
-sub decode($$;$)
-{
- my ($obj, $str, $chk) = @_;
- my $residue = '';
- if ($chk){
- $str =~ s/([^\x00-\x7f].*)$//so and $residue = $1;
- }
- $residue .= jis_euc(\$str);
- $_[1] = $residue if $chk;
- return Encode::decode('euc-jp', $str, FB_PERLQQ);
-}
-
-#
-# encode is different
-#
-
-sub encode($$;$)
-{
- require Encode::JP::H2Z;
- my ($obj, $utf8, $chk) = @_;
- # empty the input string in the stack so perlio is ok
- $_[1] = '' if $chk;
- my ($h2z, $jis0212) = @$obj{qw(h2z jis0212)};
- my $octet = Encode::encode('euc-jp', $utf8, FB_PERLQQ) ;
- $h2z and &Encode::JP::H2Z::h2z(\$octet);
- euc_jis(\$octet, $jis0212);
- return $octet;
-}
-
-#
-# cat_decode
-#
-my $re_scan_jis_g = qr{
- \G ( ($RE{JIS_0212}) | $RE{JIS_0208} |
- ($RE{ISO_ASC}) | ($RE{JIS_KANA}) | )
- ([^\e]*)
-}x;
-sub cat_decode { # ($obj, $dst, $src, $pos, $trm, $chk)
- my ($obj, undef, undef, $pos, $trm) = @_; # currently ignores $chk
- my ($rdst, $rsrc, $rpos) = \@_[1,2,3];
- local ${^ENCODING};
- use bytes;
- my $opos = pos($$rsrc);
- pos($$rsrc) = $pos;
- while ($$rsrc =~ /$re_scan_jis_g/gc) {
- my ($esc, $esc_0212, $esc_asc, $esc_kana, $chunk) =
- ($1, $2, $3, $4, $5);
-
- unless ($chunk) { $esc or last; next; }
-
- if ($esc && !$esc_asc) {
- $chunk =~ tr/\x21-\x7e/\xa1-\xfe/;
- if ($esc_kana) {
- $chunk =~ s/([\xa1-\xdf])/\x8e$1/og;
- } elsif ($esc_0212) {
- $chunk =~ s/([\xa1-\xfe][\xa1-\xfe])/\x8f$1/og;
- }
- $chunk = Encode::decode('euc-jp', $chunk, 0);
- }
- elsif ((my $npos = index($chunk, $trm)) >= 0) {
- $$rdst .= substr($chunk, 0, $npos + length($trm));
- $$rpos += length($esc) + $npos + length($trm);
- pos($$rsrc) = $opos;
- return 1;
- }
- $$rdst .= $chunk;
- $$rpos = pos($$rsrc);
- }
- $$rpos = pos($$rsrc);
- pos($$rsrc) = $opos;
- return '';
-}
-
-# JIS<->EUC
-my $re_scan_jis = qr{
- (?:($RE{JIS_0212})|$RE{JIS_0208}|($RE{ISO_ASC})|($RE{JIS_KANA}))([^\e]*)
-}x;
-
-sub jis_euc {
- local ${^ENCODING};
- my $r_str = shift;
- $$r_str =~ s($re_scan_jis)
- {
- my ($esc_0212, $esc_asc, $esc_kana, $chunk) =
- ($1, $2, $3, $4);
- if (!$esc_asc) {
- $chunk =~ tr/\x21-\x7e/\xa1-\xfe/;
- if ($esc_kana) {
- $chunk =~ s/([\xa1-\xdf])/\x8e$1/og;
- }
- elsif ($esc_0212) {
- $chunk =~ s/([\xa1-\xfe][\xa1-\xfe])/\x8f$1/og;
- }
- }
- $chunk;
- }geox;
- my ($residue) = ($$r_str =~ s/(\e.*)$//so);
- return $residue;
-}
-
-sub euc_jis{
- no warnings qw(uninitialized);
- my $r_str = shift;
- my $jis0212 = shift;
- $$r_str =~ s{
- ((?:$RE{EUC_C})+|(?:$RE{EUC_KANA})+|(?:$RE{EUC_0212})+)
- }{
- my $chunk = $1;
- my $esc =
- ( $chunk =~ tr/\x8E//d ) ? $ESC{KANA} :
- ( $chunk =~ tr/\x8F//d ) ? $ESC{JIS_0212} :
- $ESC{JIS_0208};
- if ($esc eq $ESC{JIS_0212} && !$jis0212){
- # fallback to '?'
- $chunk =~ tr/\xA1-\xFE/\x3F/;
- }else{
- $chunk =~ tr/\xA1-\xFE/\x21-\x7E/;
- }
- $esc . $chunk . $ESC{ASC};
- }geox;
- $$r_str =~
- s/\Q$ESC{ASC}\E
- (\Q$ESC{KANA}\E|\Q$ESC{JIS_0212}\E|\Q$ESC{JIS_0208}\E)/$1/gox;
- $$r_str;
-}
-
-1;
-__END__
-
-
-=head1 NAME
-
-Encode::JP::JIS7 -- internally used by Encode::JP
-
-=cut