1 files changed, 55 insertions, 0 deletions
diff --git a/tests/ruby18_hacks.rb b/tests/ruby18_hacks.rb
new file mode 100644
index 0000000..fe7ea8c
--- /dev/null
+++ b/tests/ruby18_hacks.rb
@@ -0,0 +1,55 @@
+# Backwards-compatibility hacks for old systems running Ruby 1.8
+
+$ruby_18_hacks_enabled = (RUBY_VERSION =~ /1\.8\..*/)
+
+if $ruby_18_hacks_enabled
+  require 'fileutils'
+  require 'pathname'
+
+  module FileUtils
+    alias_method :original_chmod, :chmod
+    def chmod(perms, path)
+      if perms.is_a?(String)
+        system("chmod " + Shellwords.escape(perms) + " " + Shellwords.escape(path))
+      else
+        original_chmod(perms, path)
+      end
+    end
+  end
+
+  class File
+    def self.realpath(path)
+      Pathname.new(path).realpath.to_s
+    end
+
+    def self.write(path, contents)
+      File.open(path, "wb") do |f|
+        f.write(contents)
+      end
+    end
+  end
+
+  module Shellwords
+    # Copied from http://svn.ruby-lang.org/repos/ruby/trunk/lib/shellwords.rb (GPLv2)
+    # on 2017-03-11
+    def self.escape(str)
+      str = str.to_s
+
+      # An empty argument will be skipped, so return empty quotes.
+      return "''".dup if str.empty?
+
+      str = str.dup
+
+      # Treat multibyte characters as is.  It is the caller's responsibility
+      # to encode the string in the right encoding for the shell
+      # environment.
+      str.gsub!(/([^A-Za-z0-9_\-.,:\/@\n])/, "\\\\\\1")
+
+      # A LF cannot be escaped with a backslash because a backslash + LF
+      # combo is regarded as a line continuation and simply ignored.
+      str.gsub!(/\n/, "'\n'")
+
+      return str
+    end
+  end
+end