new file mode 100755
--- /dev/null
+++ b/.homedir-setup.rb
@@ -0,0 +1,71 @@
+#!/usr/bin/env ruby
+# vim: et sts=2 sw=2 fdm=marker
+
+# we don't yet have rbenv so keep safe for ruby 1.8
+
+if `which git` == ''
+  puts "please install git"
+  exit 1 
+end
+
+
+# just checks and bails after each call
+def do_cmds (*cmds)
+  cmds.each do |cmd|
+    puts "$ #{cmd}"
+    system( cmd ) or exit $?
+  end
+end
+
+
+
+# oh-my-zsh {{{
+  # i have a custom theme and the omz install complains about already
+  # having a directory there.  remove, install, then revert my stuff
+  # out of hg
+
+  if Dir.exists?('.oh-my-zsh/.git')
+    puts "oh-my-zsh already installed"
+  else
+    puts "Installing oh-my-zsh..."
+
+    do_cmds \
+      'git clone git://github.com/robbyrussell/oh-my-zsh.git .oh-my-zsh',
+      'hg stat -dn0 -I .oh-my-zsh/ | xargs -0 hg revert'
+
+  end
+
+# }}}
+
+
+# plenv {{{
+
+  if Dir.exists?('.plenv')
+    puts "plenv already installed"
+  else
+    puts "Installing plenv..."
+
+    do_cmds \
+      'git clone git://github.com/tokuhirom/plenv.git .plenv',
+      'git clone git://github.com/tokuhirom/Perl-Build.git .plenv/plugins/perl-build/'
+
+  end
+
+# }}}
+
+
+# rbenv {{{
+  if Dir.exists?('.rbenv')
+    puts "rbenv already installed"
+  else
+    puts "Installing rbenv..."
+
+    do_cmds \
+      'git clone https://github.com/sstephenson/rbenv.git .rbenv',
+      'git clone https://github.com/sstephenson/ruby-build.git .rbenv/plugins/ruby-build/'
+    
+  end
+# }}}
+
+
+