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#!/usr/bin/env ruby
#===========================================================================
# Filename : build_func_table.rb
# About : script to building built-in function table
#
# Copyright (C) 2005-2006 Kazuki Ohta <mover at hct.zaq.ne.jp>
# Copyright (c) 2007-2018 SigScheme Project <uim-en AT googlegroups.com>
#
# All rights reserved.
#
# 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.
# 3. Neither the name of authors nor the names of its contributors
# may be used to endorse or promote products derived from this software
# without specific prior written permission.
#
# THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS 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 COPYRIGHT HOLDERS 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.
#===========================================================================
require 'scm_decl.rb'
DATA_DIR = "#{File.dirname(__FILE__)}/../tools"
FILE_HEADER = "#{DATA_DIR}/functable-header.txt"
FILE_FOOTER = "#{DATA_DIR}/functable-footer.txt"
def table_header(table_name)
"static const struct scm_func_registration_info #{table_name}[] = {"
end
def table_footer
"};"
end
def build_table_body(filename)
src = File.open(filename, "r:utf-8") do |file|
file.read
end
" /* #{filename} */\n" + scm_generate_func_table_body(src)
end
def terminal_entry
" { NULL, NULL, SCM_FUNCTYPE_INVALID }"
end
def build_table(table_name, src_files)
[
table_header(table_name),
src_files.collect { |src|
build_table_body(src)
},
terminal_entry,
table_footer,
].flatten.join("\n") + "\n"
end
def file_header(table_filename)
File.new(FILE_HEADER).read.gsub("@filename@", table_filename)
end
def file_footer(table_filename)
File.new(FILE_FOOTER).read.gsub("@filename@", table_filename)
end
######################################################################
table_filename, table_name, *srcs = ARGV
table = build_table(table_name, srcs)
header = file_header(table_filename)
footer = file_footer(table_filename)
# The generated file should explicitly be opened by the script instead of
# printing to stdout redirected by shell, to avoid the accidencial file
# colluption problem that makes 'make' failed.
File.new(table_filename, "w").print(header, table, footer)
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