newlib-cygwin/newlib/libc/iconv/ces/mkdeps.pl

970 lines
30 KiB
Perl
Executable File

#!/usr/bin/perl -w
#
# Copyright (c) 2003-2004, Artem B. Bityuckiy, SoftMine Corporation.
#
# Redistribution and use in source and binary forms, with or without
# modification, are permitted provided that the following conditions
# are met:
# 1. Redistributions of source code must retain the above copyright
# notice, this list of conditions and the following disclaimer.
# 2. Redistributions in binary form must reproduce the above copyright
# notice, this list of conditions and the following disclaimer in the
# documentation and/or other materials provided with the distribution.
#
# THIS SOFTWARE IS PROVIDED BY THE AUTHOR AND CONTRIBUTORS ``AS IS'' AND
# ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
# IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
# ARE DISCLAIMED. IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE
# FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
# DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
# OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
# HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
# LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
# OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
# SUCH DAMAGE.
#
use integer;
use Getopt::Std;
use strict;
sub err($);
sub process_section_encodings($);
sub process_section_cesdeps($);
sub next_entry($$$);
sub generate_cesbi_h($$);
sub generate_encnames_h(@);
sub generate_aliasesbi_c($);
sub generate_encoding_aliases_c($);
sub generate_cesdeps_h($);
sub generate_ccsbi_h($);
sub generate_cesbi_c($);
sub generate_ccsnames_h($);
# ==============================================================================
#
# GLOBAL VARIABLES
#
# ==============================================================================
my $comment_automatic =
"/*
* This file was automatically generated mkdeps.pl script. Don't edit.
*/";
my $macro_from_enc = '_ICONV_FROM_ENCODING_';
my $macro_to_enc = '_ICONV_TO_ENCODING_';
my $macro_from_ucs_ces = 'ICONV_FROM_UCS_CES_';
my $macro_to_ucs_ces = 'ICONV_TO_UCS_CES_';
my $macro_from_ucs_ccs = 'ICONV_FROM_UCS_CCS_';
my $macro_to_ucs_ccs = 'ICONV_TO_UCS_CCS_';
my $macro_enc_name = 'ICONV_ENCODING_';
my $macro_ccs_name = 'ICONV_CCS_';
my $var_from_ucs_handlers = '_iconv_from_ucs_ces_handlers_';
my $var_to_ucs_handlers = '_iconv_to_ucs_ces_handlers_';
my $var_ccs = '_iconv_ccs_';
my $var_aliases = '_iconv_aliases';
my $var_ces_names = 'iconv_ces_names_';
# ==============================================================================
#
# PARSE COMMAND-LINE OPTIONS.
#
# ==============================================================================
my %options;
# SUPPORTED OPTIONS.
my $help_opt = 'h';
my $infile_opt = 'i';
my $verbose_opt = 'v';
# Default input configuration file name
my $default_infile = '../lib/encoding.deps';
# Real input configuration file name
my $infile;
# Verbose flag (be verbose if not zero)
my $verbose;
{
getopts ("${help_opt}${verbose_opt}${infile_opt}:", \%options)
or err "getopts() failed: $!.";
if ($options{$help_opt})
{
# Output help message and exit.
print "Usage: $0 [-$infile_opt depfile] [-$help_opt]\n";
print "\t-$infile_opt - input file with configuration ($default_infile ";
print "file will be used by default)\n";
print "\t-$help_opt - this help message\n";
exit 0;
}
# Input file name.
$infile = $options{$infile_opt} ? $options{$infile_opt} : $default_infile;
$verbose = $options{$verbose_opt} ? 1 : 0;
print "Debug: -$verbose_opt option found.\n" if $verbose;
# ==============================================================================
#
# Find and fetch sections from input file
#
# ==============================================================================
# Opening input file
print "Debug: open \"$infile\" input file.\n" if $verbose;
open (INFILE, '<', $infile) or err "Can't open \"$infile\" file for reading.\n"
. "System error message: $!.\n";
# Configuration file markers
my $marker_section = 'SECTION';
my $marker_section_end = 'SECTION END';
# File sections. Hash values are references to arrays with section contents
my %sections;
# Extract sections from file
for (my $ln = 1; my $l = <INFILE>; $ln += 1)
{
# Skip comments and empty lines
next if $l =~ m/^#.*$/ or $l =~ m/^\s*$/;
# Remove last CR symbol
$l =~ s/^(.*)\n$/$1/, $l =~ s/^(.*)\r$/$1/;
# Generate error if line isn't section begin marker
err "(input file line $ln) Unexpected marker: \"$l\". ${marker_section} "
. "is expected."
if $l !~ m/^$marker_section(\s+(\S*)\s*)?$/;
# Generate error if there is no section name
err "(input file line $ln) Section name isn't found"
if !$1 or !$2;
# Generate error if this is section end marker
err "(input file line $ln) Unexpected \"${marker_section_end}\" marker "
. "in input file."
if $2 eq $marker_section_end;
my $sect_name = $2;
# Extract section content
for (; $l = <INFILE>; $ln += 1)
{
# Skip comments and empty lines
next if $l =~ m/^#.*$/ or $l =~ m/^$/;
# Remove last CR symbol
$l =~ s/^(.*)\n$/$1/, $l =~ s/^(.*)\r$/$1/;
last if $l =~ m/^$marker_section_end$/;
push @{$sections{$sect_name}}, $l;
}
# Generate error if section wasn't ended
err "(input file line $ln) \"No $marker_section_end\" marker found"
if $l !~ m/^$marker_section_end$/;
}
close INFILE or err "Error while closing input file.";
# =============================================================================
#
# Now sections are fetched. Each section is processed by separate function.
# There are only three supported sections now: ENCODINGS, CES_DEPENDENCIES
# and ENCODING_CCS_DEPENDENCIES.
#
# =============================================================================
my $section_encodings = 'ENCODINGS';
my $section_cesdeps = 'CES_DEPENDENCIES';
my $section;
err "$section_encodings not found."
if !defined $sections{$section_encodings};
err "$section_cesdeps not found."
if !defined $sections{$section_cesdeps};
# Process sections
print "Debug: process $section_encodings section.\n" if $verbose;
process_section_encodings ($sections{$section_encodings});
delete $sections{$section_encodings};
print "Debug: process $section_cesdeps section.\n" if $verbose;
process_section_cesdeps ($sections{$section_cesdeps});
delete $sections{$section_cesdeps};
print STDERR "Warning: section \"$_\" was ignored!\n"
foreach (keys %sections);
exit 1;
}
# =============================================================================
#
# Print error message and exit.
#
# Parameter 1: error message.
#
# =============================================================================
sub err($)
{
print STDERR "Error while running script.\n$_[0]\n";
exit 0;
}
# =============================================================================
#
# Process ENCODINGS section.
#
# Parameter 1 (input): array reference with section content;
#
# =============================================================================
sub process_section_encodings($)
{
my $sect = $_[0];
my $lineidx = 0;
my @entry;
my $marker_encoding = 'ENCODING';
my $marker_ces = 'CES';
my $marker_ccs = 'CCS';
my $marker_aliases = 'ALIASES';
# Keys: CES names. Values: array reference with encodings list.
my %cesenc;
# Keys: encodings. Values: CES converter names.
my %encces;
# Keys: CCS tables names. Values: array reference with encodings.
my %ccsenc;
# Keys: encodings. Values: aliases list.
my %encalias;
while (next_entry ($sect, \@entry, \$lineidx))
{
my $encoding;
my $ces;
my $ccs;
my $aliases;
foreach my $l (@entry)
{
if ($l =~ m/^($marker_encoding):\s*(\S*)\s*$/)
{
err "(process_section_encodings()) More than one $marker_encoding "
. "records found ($l)"
if defined $encoding;
$encoding = $2;
}
elsif ($l =~ m/^($marker_ces):\s*(\S*)\s*$/)
{
err "(process_section_encodings()) More than one $marker_ces "
. "records found ($l)"
if defined $ces;
$ces = $2;
}
elsif ($l =~ m/^($marker_aliases):\s*(.*)\s*$/)
{
err "(process_section_encodings()) More than one "
. "$marker_aliases records found ($l)"
if defined $aliases;
$aliases = $2;
}
elsif ($l =~ m/^($marker_ccs):\s*(.*)\s*$/)
{
err "(process_section_encodings()) More than one "
. "$marker_ccs records found ($l)"
if defined $ccs;
$ccs = $2;
}
else
{
err "(process_section_encodings()) Can't parse \"$l\"";
}
}
err "(process_section_encodings()) $encoding is defined twice"
if (defined $encces{$encoding});
err "(process_section_encodings()) ENCODING: field isn't found"
if not defined $encoding;
if (defined $ces)
{
push @{$cesenc{$ces}}, $encoding;
$encces{$encoding} = $ces;
}
if (defined $ccs)
{
my @ccs = split / /, $ccs;
push @{$ccsenc{$_}}, $encoding foreach (@ccs);
}
$encalias{$encoding} = $aliases;
}
# Generate cesbi.h header file
generate_cesbi_h (\%cesenc, \%encces);
# Generate encnames.h header file
generate_encnames_h (keys %encces);
# Generate aliasesbi.c file
generate_aliasesbi_c (\%encalias);
# Generate encoding.aliases file
generate_encoding_aliases (\%encalias);
# Generate ccsbi.h header file
generate_ccsbi_h (\%ccsenc);
# Generate cesbi.c file
generate_cesbi_c (\%cesenc);
# Generate ccsbi.c file
my @ccs = sort keys %ccsenc;
generate_ccsbi_c (\@ccs);
# Generate ccsnames.h header file
generate_ccsnames_h (\%ccsenc);
# Generate iconv.m4 file
my @encodings = sort keys %encalias;
generate_iconv_m4 (\@encodings);
}
# ==============================================================================
#
# Process CES_DEPENDENCIES section.
#
# Parameter 1: array reference with section content.
#
# ==============================================================================
sub process_section_cesdeps($)
{
my $sect = $_[0];
my $lineidx = 0;
my @entry;
my $marker_ces = 'CES';
my $marker_used_ces = 'USED_CES';
my %cesdeps;
while (next_entry ($sect, \@entry, \$lineidx))
{
my $ces;
my $used_ces;
foreach my $l (@entry)
{
if ($l =~ m/^($marker_ces):\s*(\S*)\s*$/)
{
err "(process_section_cesdeps()) More than one $marker_ces "
. "records found ($l)"
if $ces;
$ces = $2;
}
elsif ($l =~ m/^($marker_used_ces):\s*(.*)\s*$/)
{
err "(process_section_cesdeps()) More than one $marker_used_ces "
. "records found ($l)"
if $used_ces;
$used_ces = $2;
}
else
{
err "(process_section_cesdeps()) Can't parse \"$l\"";
}
}
err "(process_section_esdeps()) $ces dependecties are defined twice"
if (defined $cesdeps{$ces});
# Split string
my @used_ces = split / /, $used_ces;
$cesdeps{$ces} = \@used_ces;
}
# Generate cesdeps.h header file
generate_cesdeps_h (\%cesdeps);
}
# ==============================================================================
#
# Extract next entry.
#
# Parameter 1 (input): array reference with entries;
# Parameter 2 (output): array reference with entry content;
# Parameter 3 (input/output): scalar reference with line index to process.
#
# Returns 1 is entry was found, 0 if thee is no more entries;
#
# ==============================================================================
sub next_entry($$$)
{
my $entries = $_[0];
my $entry = $_[1];
my $idx = $_[2];
my $marker_entry = 'ENTRY';
my $marker_entry_end = 'ENTRY END';
my $entry_flag = 0;
return 0 if not defined ${$entries}[${$idx}];
undef @{$entry};
for (; my $l = ${$entries}[${$idx}++];)
{
# Skip comments and empty lines
next if $l =~ m/^#.*$/ or $l =~ m/^\s*$/;
if ($l =~ m/^$marker_entry$/)
{
err "(next_entry()) $marker_entry marker appears twice"
if ($entry_flag == 1);
$entry_flag = 1;
$l = ${$entries}[${$idx}++]
}
else
{
# Generate error if line isn't entry begin marker
err "(next_entry()) Unexpected marker: \"$l\". ${marker_entry} "
. "is expected."
if ($entry_flag == 0)
}
last if $l =~ m/^$marker_entry_end$/;
push @{$entry}, $l;
}
return 1;
}
# ==============================================================================
#
# Generate cesbi.h file.
#
# Parameter 1 (input): hash reference with keys = CES Converters names and
# values = array references with list of supported encodings.
# Parameter 2 (input): hash reference with keys = encodings names and
# values = CES converter names.
#
# ==============================================================================
sub generate_cesbi_h($$)
{
my %cesenc = %{$_[0]};
my %encces = %{$_[1]};
my @ces = sort keys %cesenc;
print "Debug: create \"cesbi.h\" file.\n" if $verbose;
open (CESBI_H, '>', "cesbi.h")
or err "Can't create \"cesbi.h\" file for writing.\nSystem error message: $!.\n";
print CESBI_H "$comment_automatic\n\n";
print CESBI_H "#ifndef __CESBI_H__\n";
print CESBI_H "#define __CESBI_H__\n\n";
print CESBI_H "#include <newlib.h>\n";
print CESBI_H "#include <_ansi.h>\n";
print CESBI_H "#include \"../lib/encnames.h\"\n";
print CESBI_H "#include \"../lib/ucsconv.h\"\n\n";
print CESBI_H "/*\n";
print CESBI_H " * Enable CES converter if correspondent encoding is requested.\n";
print CESBI_H " * Defining ${macro_to_ucs_ces}XXX macro or ${macro_from_ucs_ces}XXX\n";
print CESBI_H " * macro is needed to enable \"XXX encoding -> UCS\" or \"UCS -> XXX encoding\"\n";
print CESBI_H " * part of UCS-based CES converter.\n";
print CESBI_H " */\n";
foreach my $ces (@ces)
{
my @encs = sort @{$cesenc{$ces}};
foreach my $encoding (@encs)
{
print CESBI_H $encoding eq $encs[0] ? "#if " : " || ";
print CESBI_H "defined ($macro_from_enc\U$encoding)";
print CESBI_H " \\" if $encoding ne $encs[$#encs];
print CESBI_H "\n";
}
print CESBI_H "# define $macro_to_ucs_ces\U$ces\n";
print CESBI_H "#endif\n";
foreach my $encoding (@encs)
{
print CESBI_H $encoding eq $encs[0] ? "#if " : " || ";
print CESBI_H "defined ($macro_to_enc\U$encoding)";
print CESBI_H " \\" if $encoding ne $encs[$#encs];
print CESBI_H "\n";
}
print CESBI_H "# define $macro_from_ucs_ces\U$ces\n";
print CESBI_H "#endif\n\n";
}
print CESBI_H "/*\n";
print CESBI_H " * Some encodings require another encodings to be enabled.\n";
print CESBI_H " * These dependencies are handled in cesdeps.h header file.\n";
print CESBI_H " */\n";
print CESBI_H "#include \"cesdeps.h\"\n\n";
print CESBI_H "/*\n";
print CESBI_H " * NLS uses iconv's capabilities and require one of encodings\n";
print CESBI_H " * to be enabled for internal wchar_t representation.\n";
print CESBI_H " */\n";
print CESBI_H "#include \"../lib/iconvnls.h\"\n\n";
print CESBI_H "/*\n";
print CESBI_H " * Forward declarations of CES converter handlers.\n";
print CESBI_H " * These handlers are actually defined in correspondent CES converter files.\n";
print CESBI_H " */\n";
foreach my $ces (@ces)
{
print CESBI_H "#ifdef $macro_to_ucs_ces\U$ces\n";
print CESBI_H "extern const iconv_to_ucs_ces_handlers_t\n";
print CESBI_H "$var_to_ucs_handlers$ces;\n";
print CESBI_H "#endif\n";
print CESBI_H "#ifdef $macro_from_ucs_ces\U$ces\n";
print CESBI_H "extern const iconv_from_ucs_ces_handlers_t\n";
print CESBI_H "$var_from_ucs_handlers$ces;\n";
print CESBI_H "#endif\n\n";
}
print CESBI_H "#endif /* !__CESBI_H__ */\n\n";
close CESBI_H or err "Error while closing cesbi.h file.";
}
# ==============================================================================
#
# Generate encnames.h header file.
#
# Parameters: array of supported encodings.
#
# ==============================================================================
sub generate_encnames_h(@)
{
print "Debug: create \"../lib/encnames.h\" file.\n" if $verbose;
open (ENCNAMES_H, '>', "../lib/encnames.h")
or err "Can't create \"../lib/encnames.h\" file for writing.\nSystem error message: $!.\n";
print ENCNAMES_H "$comment_automatic\n\n";
print ENCNAMES_H "#ifndef __ENCNAMES_H__\n";
print ENCNAMES_H "#define __ENCNAMES_H__\n\n";
print ENCNAMES_H "/*\n";
print ENCNAMES_H " * Encodings name macros.\n";
print ENCNAMES_H " */\n";
foreach my $enc (sort @_)
{
print ENCNAMES_H "#define $macro_enc_name\U$enc\E \"$enc\"\n";
}
print ENCNAMES_H "\n#endif /* !__ENCNAMES_H__ */\n\n";
close ENCNAMES_H or err "Error while closing ../lib/encnames.h file.";
}
# ==============================================================================
#
# Generate aliasesbi.c C source file.
#
# Parameters: hash reference with keys = encodings and values = aliases string.
#
# ==============================================================================
sub generate_aliasesbi_c($)
{
print "Debug: create \"../lib/aliasesbi.c\" file.\n" if $verbose;
open (ALIASESBI_C, '>', "../lib/aliasesbi.c")
or err "Can't create \"../lib/aliasesbi.c\" file for writing.\nSystem error message: $!.\n";
print ALIASESBI_C "$comment_automatic\n\n";
print ALIASESBI_C "#include <_ansi.h>\n";
print ALIASESBI_C "#include \"encnames.h\"\n\n";
print ALIASESBI_C "const char\n";
print ALIASESBI_C "$var_aliases\[\] =\n";
print ALIASESBI_C "{\n";
foreach my $enc (sort keys %{$_[0]})
{
print ALIASESBI_C "#if defined ($macro_from_enc\U$enc) \\\n";
print ALIASESBI_C " || defined ($macro_to_enc\U$enc)\n";
print ALIASESBI_C " $macro_enc_name\U$enc\E";
print ALIASESBI_C " \" ${$_[0]}{$enc}\\n\"" if defined ${$_[0]}{$enc};
print ALIASESBI_C "\n";
print ALIASESBI_C "#endif\n";
}
print ALIASESBI_C " \"\"\n";
print ALIASESBI_C "};\n";
close ALIASESBI_C or err "Error while closing ../lib/aliasesbi.c file.";
}
# ==============================================================================
#
# Generate encoding.aliases file.
#
# Parameter 1: hash reference with keys = encodings and values = aliases string.
#
# ==============================================================================
sub generate_encoding_aliases($)
{
print "Debug: create \"../encoding.aliases\" file.\n" if $verbose;
open (ALIASES, '>', "../encoding.aliases")
or err "Can't create \"../encoding.aliases\" file for writing.\nSystem error message: $!.\n";
print ALIASES "#\n# This file was automatically generated. Don't edit.\n#\n\n";
foreach my $enc (sort keys %{$_[0]})
{
print ALIASES "$enc";
print ALIASES " ${$_[0]}{$enc}" if defined ${$_[0]}{$enc};
print ALIASES "\n";
}
print ALIASES "\n";
close ALIASES or err "Error while closing ./encoding.aliases file.";
}
# ==============================================================================
#
# Generate cesdeps.h header file.
#
# Parameter 1: hash reference with keys = CES converters and values = references
# to arrays with list of CES converters which are needed by that CES converter
# (defined by key).
#
# ==============================================================================
sub generate_cesdeps_h($)
{
my %cesdeps = %{$_[0]};
print "Debug: create \"cesdeps.h\" file.\n" if $verbose;
open (CESDEPS_H, '>', "cesdeps.h")
or err "Can't create \"cesdeps.h\" file for writing.\nSystem error message: $!.\n";
print CESDEPS_H "$comment_automatic\n\n";
print CESDEPS_H "#ifndef __CESDEPS_H__\n";
print CESDEPS_H "#define __CESDEPS_H__\n\n";
print CESDEPS_H "/*\n";
print CESDEPS_H " * Some CES converters use another CES converters and the following\n";
print CESDEPS_H " * is such dependencies description.\n";
print CESDEPS_H " */\n";
foreach my $ces (sort keys %cesdeps)
{
my @deps = sort @{$cesdeps{$ces}};
print CESDEPS_H "#ifdef $macro_to_ucs_ces\U$ces\n";
foreach my $dep (@deps)
{
print CESDEPS_H "# ifndef $macro_to_ucs_ces\U$dep\n";
print CESDEPS_H "# define $macro_to_ucs_ces\U$dep\n";
print CESDEPS_H "# endif\n";
}
print CESDEPS_H "#endif\n";
print CESDEPS_H "#ifdef $macro_from_ucs_ces\U$ces\n";
foreach my $dep (@deps)
{
print CESDEPS_H "# ifndef $macro_from_ucs_ces\U$dep\n";
print CESDEPS_H "# define $macro_from_ucs_ces\U$dep\n";
print CESDEPS_H "# endif\n";
}
print CESDEPS_H "#endif\n";
}
print CESDEPS_H "\n#endif /* !__CESDEPS_H__ */\n\n";
close CESDEPS_H or err "Error while closing cesdeps.h file.";
}
# ==============================================================================
#
# Generate ccsbi.h file.
#
# Parameter 1 (input): hash reference with keys = CCS tables names and
# values = array references with list of encodings which need this CCS table.
#
# ==============================================================================
sub generate_ccsbi_h($)
{
my %ccsenc = %{$_[0]};
my @ccs = sort keys %ccsenc;
print "Debug: create \"../ccs/ccsbi.h\" file.\n" if $verbose;
open (CCSBI_H, '>', "../ccs/ccsbi.h")
or err "Can't create \"../ccs/ccsbi.h\" file for writing.\nSystem error message: $!.\n";
print CCSBI_H "$comment_automatic\n\n";
print CCSBI_H "#ifndef __CCSBI_H__\n";
print CCSBI_H "#define __CCSBI_H__\n\n";
print CCSBI_H "#include <newlib.h>\n";
print CCSBI_H "#include <_ansi.h>\n";
print CCSBI_H "#include \"ccs.h\"\n\n";
print CCSBI_H "/*\n";
print CCSBI_H " * Enable CCS tables if encoding needs them.\n";
print CCSBI_H " * Defining ${macro_to_ucs_ccs}XXX macro or ${macro_from_ucs_ccs}XXX\n";
print CCSBI_H " * macro is needed to enable \"XXX encoding -> UCS\" or \"UCS -> XXX encoding\"\n";
print CCSBI_H " * part of CCS table.\n";
print CCSBI_H " * CCS tables aren't linked if Newlib was configuted to use external CCS tables.\n";
print CCSBI_H " */\n";
print CCSBI_H "#ifndef _ICONV_ENABLE_EXTERNAL_CCS\n\n";
foreach my $ccs (@ccs)
{
my @encs = sort @{$ccsenc{$ccs}};
foreach my $encoding (@encs)
{
print CCSBI_H $encoding eq $encs[0] ? "#if " : " || ";
print CCSBI_H "defined ($macro_from_enc\U$encoding)";
print CCSBI_H " \\" if $encoding ne $encs[$#encs];
print CCSBI_H "\n";
}
print CCSBI_H "# define $macro_to_ucs_ccs\U$ccs\n";
print CCSBI_H "#endif\n";
foreach my $encoding (@encs)
{
print CCSBI_H $encoding eq $encs[0] ? "#if " : " || ";
print CCSBI_H "defined ($macro_to_enc\U$encoding)";
print CCSBI_H " \\" if $encoding ne $encs[$#encs];
print CCSBI_H "\n";
}
print CCSBI_H "# define $macro_from_ucs_ccs\U$ccs\n";
print CCSBI_H "#endif\n\n";
}
print CCSBI_H "/*\n";
print CCSBI_H " * CCS table description structures forward declarations.\n";
print CCSBI_H " */\n";
foreach my $ccs (@ccs)
{
print CCSBI_H "#if defined ($macro_to_ucs_ccs\U$ccs) \\\n";
print CCSBI_H " || defined ($macro_from_ucs_ccs\U$ccs)\n";
print CCSBI_H "extern const iconv_ccs_t\n";
print CCSBI_H "$var_ccs$ccs;\n";
print CCSBI_H "#endif\n";
}
print CCSBI_H "\n#endif /* !_ICONV_ENABLE_EXTERNAL_CCS */\n\n";
print CCSBI_H "\n#endif /* __CCSBI_H__ */\n\n";
close CCSBI_H or err "Error while closing ../ccs/ccsbi.h file.";
}
# ==============================================================================
#
# Generate cesbi.c file.
#
# Parameter 1 (input): hash reference with keys = CES Converters names and
# values = array references with list of supported encodings.
#
# ==============================================================================
sub generate_cesbi_c($)
{
my %cesenc = %{$_[0]};
my @ces = sort keys %cesenc;
print "Debug: create \"cesbi.c\" file.\n" if $verbose;
open (CESBI_C, '>', "cesbi.c")
or err "Can't create \"cesbi.c\" file for writing.\nSystem error message: $!.\n";
print CESBI_C "$comment_automatic\n\n";
print CESBI_C "#include <_ansi.h>\n";
print CESBI_C "#include <newlib.h>\n";
print CESBI_C "#include \"../lib/ucsconv.h\"\n";
print CESBI_C "#include \"cesbi.h\"\n\n";
print CESBI_C "/*\n";
print CESBI_C " * Each CES converter provides the list of supported encodings.\n";
print CESBI_C " */\n";
foreach my $ces (@ces)
{
print CESBI_C "#if defined ($macro_to_ucs_ces\U$ces) \\\n";
print CESBI_C " || defined ($macro_from_ucs_ces\U$ces)\n";
print CESBI_C "static const char *\n";
print CESBI_C "$var_ces_names${ces}\[] =\n";
print CESBI_C "{\n";
my @encodings = sort @{$cesenc{$ces}};
foreach my $encoding (@encodings)
{
print CESBI_C "# if defined ($macro_from_enc\U$encoding) \\\n";
print CESBI_C " || defined ($macro_to_enc\U$encoding)\n";
print CESBI_C " $macro_enc_name\U$encoding,\n";
print CESBI_C "#endif\n";
}
print CESBI_C " NULL\n";
print CESBI_C "};\n";
print CESBI_C "#endif\n\n";
}
print CESBI_C "/*\n";
print CESBI_C " * The following structure contains the list of \"to UCS\" linked-in CES converters.\n";
print CESBI_C " */\n";
print CESBI_C "const iconv_to_ucs_ces_t\n";
print CESBI_C "_iconv_to_ucs_ces[] =\n";
print CESBI_C "{\n";
foreach my $ces (@ces)
{
print CESBI_C "#ifdef $macro_to_ucs_ces\U$ces\n";
print CESBI_C " {(const char **)$var_ces_names$ces,\n";
print CESBI_C " &$var_to_ucs_handlers$ces},\n";
print CESBI_C "#endif\n";
}
print CESBI_C " {(const char **)NULL,\n";
print CESBI_C " (iconv_to_ucs_ces_handlers_t *)NULL}\n";
print CESBI_C "};\n\n";
print CESBI_C "/*\n";
print CESBI_C " * The following structure contains the list of \"from UCS\" linked-in CES converters.\n";
print CESBI_C " */\n";
print CESBI_C "const iconv_from_ucs_ces_t\n";
print CESBI_C "_iconv_from_ucs_ces[] =\n";
print CESBI_C "{\n";
foreach my $ces (@ces)
{
print CESBI_C "#ifdef $macro_from_ucs_ces\U$ces\n";
print CESBI_C " {(const char **)$var_ces_names$ces,\n";
print CESBI_C " &$var_from_ucs_handlers$ces},\n";
print CESBI_C "#endif\n";
}
print CESBI_C " {(const char **)NULL,\n";
print CESBI_C " (iconv_from_ucs_ces_handlers_t *)NULL}\n";
print CESBI_C "};\n";
close CESBI_C or err "Error while closing cesbi.c file.";
}
# ==============================================================================
#
# Generate ccsbi.c file.
#
# Parameter 1 (input): array reference with CCS tables names
#
# ==============================================================================
sub generate_ccsbi_c($)
{
my @ccs = @{$_[0]};
print "Debug: create \"../ccs/ccsbi.c\" file.\n" if $verbose;
open (CESBI_C, '>', "../ccs/ccsbi.c")
or err "Can't create \"../ccs/ccsbi.c\" file for writing.\nSystem error message: $!.\n";
print CESBI_C "$comment_automatic\n\n";
print CESBI_C "#include <_ansi.h>\n";
print CESBI_C "#include \"ccsbi.h\"\n\n";
print CESBI_C "/*\n";
print CESBI_C " * The following array contains the list of built-in CCS tables.\n";
print CESBI_C " */\n";
print CESBI_C "const iconv_ccs_t *\n";
print CESBI_C "_iconv_ccs[] =\n";
print CESBI_C "{\n";
foreach my $ccs (@ccs)
{
print CESBI_C "#if defined ($macro_to_ucs_ccs\U$ccs) \\\n";
print CESBI_C " || defined ($macro_from_ucs_ccs\U$ccs)\n";
print CESBI_C " &$var_ccs$ccs,\n";
print CESBI_C "#endif\n";
}
print CESBI_C " NULL\n";
print CESBI_C "};\n";
close CESBI_C or err "Error while closing ../ccs/ccsbi.c file.";
}
# ==============================================================================
#
# Generate ccsnames.h file.
#
# Parameter 1 (input): hash reference with keys = CCS tables names and
# values = array references with list of encodings which need this CCS table.
#
# ==============================================================================
sub generate_ccsnames_h($)
{
my %ccsenc = %{$_[0]};
my @ccs = sort keys %ccsenc;
print "Debug: create \"../ccs/ccsnames.h\" file.\n" if $verbose;
open (CCSNAMES_H, '>', "../ccs/ccsnames.h")
or err "Can't create \"../ccs/ccsnames.h\" file for writing.\nSystem error message: $!.\n";
print CCSNAMES_H "$comment_automatic\n\n";
print CCSNAMES_H "#ifndef __CCSNAMES_H__\n";
print CCSNAMES_H "#define __CCSNAMES_H__\n\n";
print CCSNAMES_H "#include \"../lib/encnames.h\"\n\n";
print CCSNAMES_H "/*\n";
print CCSNAMES_H " * CCS tables names macros.\n";
print CCSNAMES_H " */\n";
foreach my $ccs (@ccs)
{
my @encs = @{$ccsenc{$ccs}};
my $flag;
foreach my $encoding (@encs)
{
print CCSNAMES_H "#define $macro_ccs_name\U$ccs ";
if ($encoding eq $ccs)
{
$flag = 1;
print CCSNAMES_H "$macro_enc_name\U$encoding\n";
last;
}
}
print CCSNAMES_H "\"$ccs\"\n" if !$flag;
}
print CCSNAMES_H "\n#endif /* !__CCSNAMES_H__ */\n\n";
close CCSNAMES_H or err "Error while closing ../ccs/ccsnames.h file.";
}
# ==============================================================================
#
# Generate iconv.m4 file.
#
# Parameter 1 (input): array reference with encoding names
#
# ==============================================================================
sub generate_iconv_m4($)
{
my @encodings = @{$_[0]};
print "Debug: create \"../../../iconv.m4\" file.\n" if $verbose;
open (ICONV_M4, '>', "../../../iconv.m4")
or err "Can't create \"../../../iconv.m4\" file for writing.\nSystem error message: $!.\n";
print ICONV_M4 "$comment_automatic\n";
print ICONV_M4 "AC_DEFUN([NEWLIB_ICONV_DEFINES],[dnl\n";
foreach my $encoding (@encodings)
{
my $ucencoding = uc $encoding;
my $tovar = "_ICONV_TO_ENCODING_$ucencoding";
print ICONV_M4 " if test \"\$$tovar\" = 1; then\n";
print ICONV_M4 " AC_DEFINE($tovar, 1, [Support $encoding output encoding.])\n";
print ICONV_M4 " fi\n";
my $fromvar = "_ICONV_FROM_ENCODING_$ucencoding";
print ICONV_M4 " if test \"\$$fromvar\" = 1; then\n";
print ICONV_M4 " AC_DEFINE($fromvar, 1, [Support $encoding input encoding.])\n";
print ICONV_M4 " fi\n";
}
print ICONV_M4 "])\n";
close ICONV_M4 or err "Error while closing ../../../iconv.m4 file.";
}