#! /usr/bin/ruby -p
# -*- coding: us-ascii -*-

# Used to build the Ruby parsing code in common.mk and Ripper.

BEGIN {
  require 'optparse'
  $:.unshift(File.dirname(__FILE__))
  require 'vpath'
  vpath = VPath.new
  header = nil

  opt = OptionParser.new do |o|
    vpath.def_options(o)
    header = o.order!(ARGV).shift
  end or abort opt.opt_s

  TOKENS = {}
  h = vpath.read(header) rescue abort("#{header} not found in #{vpath.inspect}")
  h.scan(/^#define\s+RUBY_TOKEN_(\w+)\s+(\d+)/) do |token, id|
    TOKENS[token] = id
  end

  TOKENS_RE = /\bRUBY_TOKEN\((#{TOKENS.keys.join('|')})\)\s*(?=\s)/
}

$_.gsub!(TOKENS_RE) {TOKENS[$1]} if /^%token/ =~ $_

<option value='master' selected='selected'>master</option>
<option value='ruby_1_3'>ruby_1_3</option>
<option value='ruby_1_4'>ruby_1_4</option>
<option value='ruby_1_6'>ruby_1_6</option>
<option value='ruby_1_8'>ruby_1_8</option>
<option value='ruby_1_8_5'>ruby_1_8_5</option>
<option value='ruby_1_8_6'>ruby_1_8_6</option>
<option value='ruby_1_8_7'>ruby_1_8_7</option>
<option value='ruby_1_9_1'>ruby_1_9_1</option>
<option value='ruby_1_9_2'>ruby_1_9_2</option>
<option value='ruby_1_9_3'>ruby_1_9_3</option>
<option value='ruby_2_0_0'>ruby_2_0_0</option>
<option value='ruby_2_1'>ruby_2_1</option>
<option value='ruby_2_2'>ruby_2_2</option>
<option value='ruby_2_3'>ruby_2_3</option>
<option value='ruby_2_4'>ruby_2_4</option>
<option value='ruby_2_5'>ruby_2_5</option>
<option value='ruby_2_6'>ruby_2_6</option>
<option value='ruby_2_7'>ruby_2_7</option>
<option value='ruby_3_0'>ruby_3_0</option>
<option value='ruby_3_1'>ruby_3_1</option>
<option value='ruby_3_2'>ruby_3_2</option>
<option value='ruby_3_3'>ruby_3_3</option>
<option value='v1_0r'>v1_0r</option>
<option value='v1_1dev'>v1_1dev</option>
<option value='v1_1r'>v1_1r</option>
</select> <input type='submit' value='switch'/></form></td></tr>
<tr><td class='sub'>The Ruby Programming Language</td><td class='sub right'></td></tr></table>
<table class='tabs'><tr><td>
<a href='/ruby.git/'>summary</a><a href='/ruby.git/refs/?id=fb769aaa14e3ad6889a93c4ec820bcd3c9bf0572'>refs</a><a class='active' href='/ruby.git/log/ext/-test-/dln'>log</a><a href='/ruby.git/tree/ext/-test-/dln?id=fb769aaa14e3ad6889a93c4ec820bcd3c9bf0572'>tree</a><a href='/ruby.git/commit/ext/-test-/dln?id=fb769aaa14e3ad6889a93c4ec820bcd3c9bf0572'>commit</a><a href='/ruby.git/diff/ext/-test-/dln?id=fb769aaa14e3ad6889a93c4ec820bcd3c9bf0572'>diff</a></td><td class='form'><form class='right' method='get' action='/ruby.git/log/ext/-test-/dln'>
<input type='hidden' name='id' value='fb769aaa14e3ad6889a93c4ec820bcd3c9bf0572'/><select name='qt'>
<option value='grep'>log msg</option>
<option value='author'>author</option>
<option value='committer'>committer</option>
<option value='range'>range</option>
</select>
<input class='txt' type='search' size='10' name='q' value=''/>
<input type='submit' value='search'/>
</form>
</td></tr></table>
<div class='path'>path: <a href='/ruby.git/log/?id=fb769aaa14e3ad6889a93c4ec820bcd3c9bf0572'>root</a>/<a href='/ruby.git/log/ext?id=fb769aaa14e3ad6889a93c4ec820bcd3c9bf0572'>ext</a>/<a href='/ruby.git/log/ext/-test-?id=fb769aaa14e3ad6889a93c4ec820bcd3c9bf0572'>-test-</a>/<a href='/ruby.git/log/ext/-test-/dln?id=fb769aaa14e3ad6889a93c4ec820bcd3c9bf0572'>dln</a></div><div class='content'><table class='list nowrap'><tr class='nohover'><th class='left'>Age</th><th class='left'>Commit message (<a href='/ruby.git/log/ext/-test-/dln?id=fb769aaa14e3ad6889a93c4ec820bcd3c9bf0572&amp;showmsg=1'>Expand</a>)</th><th class='left'>Author</th></tr>
<tr><td><span title='2022-02-22 16:49:20 -0500'>2022-02-22</span></td><td><a href='/ruby.git/commit/ext/-test-/dln?id=68847794bf8068db2bf8c940e9478b07fb16c839'>Update ext/-test-/dln/empty/depend</a></td><td>Peter Zhu</td></tr>
<tr><td><span title='2022-02-22 12:00:15 -0500'>2022-02-22</span></td><td><a href='/ruby.git/commit/ext/-test-/dln?id=06dab12717a05bf49e4c6dff1d6f5458678d0e00'>Include ruby.h in empty.c to have ABI version</a></td><td>Peter Zhu</td></tr>