From fbacf5faade7207dd4d2a25235bf0af5f04a7ce7 Mon Sep 17 00:00:00 2001
From: shyouhei <shyouhei@b2dd03c8-39d4-4d8f-98ff-823fe69b080e>
Date: Fri, 12 Jan 2018 08:38:12 +0000
Subject: tool/ruby_vm support for pre-2.0 BASERUBY

This was not requested :) but actually easier than the previous
so I just did it anyway.

git-svn-id: svn+ssh://ci.ruby-lang.org/ruby/trunk@61787 b2dd03c8-39d4-4d8f-98ff-823fe69b080e
---
 tool/ruby_vm/helpers/c_escape.rb | 8 ++++++++
 tool/ruby_vm/helpers/dumper.rb   | 6 +++---
 tool/ruby_vm/helpers/scanner.rb  | 2 +-
 3 files changed, 12 insertions(+), 4 deletions(-)

(limited to 'tool/ruby_vm/helpers')

diff --git a/tool/ruby_vm/helpers/c_escape.rb b/tool/ruby_vm/helpers/c_escape.rb
index 088df1562e..2f73b8889f 100644
--- a/tool/ruby_vm/helpers/c_escape.rb
+++ b/tool/ruby_vm/helpers/c_escape.rb
@@ -118,3 +118,11 @@ module RubyVM::CEscape
   }.freeze
   private_constant :RString2CStr
 end
+
+unless defined? ''.b
+  class String
+    def b
+      return dup.force_encoding 'binary'
+    end
+  end
+end
diff --git a/tool/ruby_vm/helpers/dumper.rb b/tool/ruby_vm/helpers/dumper.rb
index 3ba7310f56..2d6bb269f6 100644
--- a/tool/ruby_vm/helpers/dumper.rb
+++ b/tool/ruby_vm/helpers/dumper.rb
@@ -25,7 +25,7 @@ class RubyVM::Dumper
   end
 
   def new_erb spec
-    path  = Pathname.new __dir__
+    path  = Pathname.new(__FILE__).realpath.dirname
     path += '../views'
     path += spec
     src   = path.read mode: 'rt:utf-8:utf-8'
@@ -88,8 +88,8 @@ class RubyVM::Dumper
     @file  = cstr dst.realdirpath.to_path
   end
 
-  def render partial, locals: {}
-    return do_render "_#{partial}.erb", locals
+  def render partial, opts = { :locals => {} }
+    return do_render "_#{partial}.erb", opts[:locals]
   end
 
   def generate template
diff --git a/tool/ruby_vm/helpers/scanner.rb b/tool/ruby_vm/helpers/scanner.rb
index 5ae1363480..8f7531abda 100644
--- a/tool/ruby_vm/helpers/scanner.rb
+++ b/tool/ruby_vm/helpers/scanner.rb
@@ -20,7 +20,7 @@ class RubyVM::Scanner
   attr_reader :__LINE__
 
   def initialize path
-    src       = Pathname.new __dir__
+    src       = Pathname.new(__FILE__).realpath.dirname
     src      += path
     @__LINE__ = 1
     @__FILE__ = src.realpath.to_path
-- 
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