rye.rb in rye-0.4.3

- old
+ new

@@ -20,10 +20,16 @@
 # happens over SSH (no HTTP daemon) and the default settings are
 # less dangerous (for safety). For example, file globs are  
 # disabled so unless otherwise specified, you can't do this: 
 # <tt>rbox.rm('/etc/**/*')</tt>. 
 #
+# However, you can do this:
+#
+# rset = Rye::Set.new("dev-machines")
+# rset.add_boxes('host1', 'host2', 'host3', 'host4')
+# rset.ps('aux').grep
+#
 # * See +bin/try+ for a bunch of working examples. 
 # * See Rye::Box#initialize for info about disabling safe-mode.
 #
 module Rye
   extend self
@@ -101,12 +107,11 @@
   # Add one or more private keys to the SSH Agent. 
   # * +keys+ one or more file paths to private keys used for passwordless logins. 
   def add_keys(*keys)
     keys = keys.flatten.compact || []
     return if keys.empty?
-    Rye.shell("ssh-add", keys) if keys
-    keys
+    Rye.shell("ssh-add", keys)
   end
   
   # Returns an Array of info about the currently available
   # SSH keys, as provided by the SSH Agent. See
   # Rye.start_sshagent_environment
@@ -210,9 +215,13 @@
   # it will send them through Escape.shell_command otherwise 
   # it will return them joined by a space character. 
   def escape(safe, cmd, *args)
     args = args.flatten.compact || []
     safe ? Escape.shell_command(cmd, *args).to_s : [cmd, args].flatten.compact.join(' ')
+  end
+  
+  def sshagent_info
+    @@agent_env
   end
   
   
   private 
   
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