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|
#! /usr/bin/perl
#
# Copyright (c) 2007-2013, PostgreSQL Global Development Group
#
# src/backend/utils/mb/Unicode/UCS_to_SHIFT_JIS_2004.pl
#
# Generate UTF-8 <--> SHIFT_JIS_2004 code conversion tables from
# "sjis-0213-2004-std.txt" (http://x0213.org)
require "ucs2utf.pl";
# first generate UTF-8 --> SHIFT_JIS_2004 table
$in_file = "sjis-0213-2004-std.txt";
open(FILE, $in_file) || die("cannot open $in_file");
reset 'array';
reset 'array1';
reset 'comment';
reset 'comment1';
while ($line = <FILE>)
{
if ($line =~ /^0x(.*)[ \t]*U\+(.*)\+(.*)[ \t]*#(.*)$/)
{
$c = $1;
$u1 = $2;
$u2 = $3;
$rest = "U+" . $u1 . "+" . $u2 . $4;
$code = hex($c);
$ucs = hex($u1);
$utf1 = &ucs2utf($ucs);
$ucs = hex($u2);
$utf2 = &ucs2utf($ucs);
$str = sprintf "%08x%08x", $utf1, $utf2;
$array1{$str} = $code;
$comment1{$str} = $rest;
$count1++;
next;
}
elsif ($line =~ /^0x(.*)[ \t]*U\+(.*)[ \t]*#(.*)$/)
{
$c = $1;
$u = $2;
$rest = "U+" . $u . $3;
}
else
{
next;
}
$ucs = hex($u);
$code = hex($c);
$utf = &ucs2utf($ucs);
if ($array{$utf} ne "")
{
printf STDERR
"Warning: duplicate UTF8: %08x UCS: %04x Shift JIS: %04x\n", $utf,
$ucs, $code;
next;
}
$count++;
$array{$utf} = $code;
$comment{$code} = $rest;
}
close(FILE);
$file = "utf8_to_shift_jis_2004.map";
open(FILE, "> $file") || die("cannot open $file");
print FILE "/*\n";
print FILE " * This file was generated by UCS_to_SHIFT_JIS_2004.pl\n";
print FILE " */\n";
print FILE "static pg_utf_to_local ULmapSHIFT_JIS_2004[] = {\n";
for $index (sort { $a <=> $b } keys(%array))
{
$code = $array{$index};
$count--;
if ($count == 0)
{
printf FILE " {0x%08x, 0x%06x} /* %s */\n", $index, $code,
$comment{$code};
}
else
{
printf FILE " {0x%08x, 0x%06x}, /* %s */\n", $index, $code,
$comment{$code};
}
}
print FILE "};\n";
close(FILE);
$file = "utf8_to_shift_jis_2004_combined.map";
open(FILE, "> $file") || die("cannot open $file");
print FILE "/*\n";
print FILE " * This file was generated by UCS_to_SHIFT_JIS_2004.pl\n";
print FILE " */\n";
print FILE
"static pg_utf_to_local_combined ULmapSHIFT_JIS_2004_combined[] = {\n";
for $index (sort { $a cmp $b } keys(%array1))
{
$code = $array1{$index};
$count1--;
if ($count1 == 0)
{
printf FILE " {0x%s, 0x%s, 0x%04x} /* %s */\n", substr($index, 0, 8),
substr($index, 8, 8), $code, $comment1{$index};
}
else
{
printf FILE " {0x%s, 0x%s, 0x%04x}, /* %s */\n",
substr($index, 0, 8), substr($index, 8, 8), $code,
$comment1{$index};
}
}
print FILE "};\n";
close(FILE);
# then generate SHIFT_JIS_2004 --> UTF-8 table
$in_file = "sjis-0213-2004-std.txt";
open(FILE, $in_file) || die("cannot open $in_file");
reset 'array';
reset 'array1';
reset 'comment';
reset 'comment1';
while ($line = <FILE>)
{
if ($line =~ /^0x(.*)[ \t]*U\+(.*)\+(.*)[ \t]*#(.*)$/)
{
$c = $1;
$u1 = $2;
$u2 = $3;
$rest = "U+" . $u1 . "+" . $u2 . $4;
$code = hex($c);
$ucs = hex($u1);
$utf1 = &ucs2utf($ucs);
$ucs = hex($u2);
$utf2 = &ucs2utf($ucs);
$str = sprintf "%08x%08x", $utf1, $utf2;
$array1{$code} = $str;
$comment1{$code} = $rest;
$count1++;
next;
}
elsif ($line =~ /^0x(.*)[ \t]*U\+(.*)[ \t]*#(.*)$/)
{
$c = $1;
$u = $2;
$rest = "U+" . $u . $3;
}
else
{
next;
}
$ucs = hex($u);
$code = hex($c);
$utf = &ucs2utf($ucs);
if ($array{$code} ne "")
{
printf STDERR
"Warning: duplicate UTF-8: %08x UCS: %04x Shift JIS: %04x\n", $utf,
$ucs, $code;
printf STDERR "Previous value: UTF-8: %08x\n", $array{$utf};
next;
}
$count++;
$array{$code} = $utf;
$comment{$utf} = $rest;
}
close(FILE);
$file = "shift_jis_2004_to_utf8.map";
open(FILE, "> $file") || die("cannot open $file");
print FILE "/*\n";
print FILE " * This file was generated by UCS_to_SHIFTJIS_2004.pl\n";
print FILE " */\n";
print FILE "static pg_local_to_utf LUmapSHIFT_JIS_2004[] = {\n";
for $index (sort { $a <=> $b } keys(%array))
{
$code = $array{$index};
$count--;
if ($count == 0)
{
printf FILE " {0x%04x, 0x%08x} /* %s */\n", $index, $code,
$comment{$code};
}
else
{
printf FILE " {0x%04x, 0x%08x}, /* %s */\n", $index, $code,
$comment{$code};
}
}
print FILE "};\n";
close(FILE);
$file = "shift_jis_2004_to_utf8_combined.map";
open(FILE, "> $file") || die("cannot open $file");
print FILE "/*\n";
print FILE " * This file was generated by UCS_to_SHIFT_JIS_2004.pl\n";
print FILE " */\n";
print FILE
"static pg_local_to_utf_combined LUmapSHIFT_JIS_2004_combined[] = {\n";
for $index (sort { $a <=> $b } keys(%array1))
{
$code = $array1{$index};
$count1--;
if ($count1 == 0)
{
printf FILE " {0x%04x, 0x%s, 0x%s} /* %s */\n", $index,
substr($code, 0, 8), substr($code, 8, 8), $comment1{$index};
}
else
{
printf FILE " {0x%04x, 0x%s, 0x%s}, /* %s */\n", $index,
substr($code, 0, 8), substr($code, 8, 8), $comment1{$index};
}
}
print FILE "};\n";
close(FILE);
|
