[MacPorts] #17477: Integrate *_select tools into port

[MacPorts]

#17477: Integrate *_select tools into port
------------------------------+---------------------------------------------
 Reporter:  blb@…             |       Owner:  macports-tickets@…                   
     Type:  enhancement       |      Status:  new                                  
 Priority:  Normal            |   Milestone:  MacPorts 1.8.0                       
Component:  base              |     Version:  1.7.0                                
 Keywords:  select            |        Port:                                       
------------------------------+---------------------------------------------

Comment(by perry@…):

 I've changed the syntax to "--list|--set|--show" and added some of the
 logic (e.g., if no commands are specified, port select assumes the show
 command is intended.  The show command has not been implemented yet, but
 --list and --set work.  You can see the changes here:
 http://trac.macports.org/browser/users/perry/base-select

 {{{
 perry at phoenix ~/src/macports-users-perry/base-select $ sudo port select
 Error: port select [--list|--set|--show] [<group> [<version]]
 perry at phoenix ~/src/macports-users-perry/base-select $ sudo port select
 python
 Error: The 'show' command failed. Enable debug mode to see why.
 perry at phoenix ~/src/macports-users-perry/base-select $ sudo port select
 --list python
 Available Versions:
         base
         none
         python25
         python25-apple
 perry at phoenix ~/src/macports-users-perry/base-select $ sudo port select
 python python25
 Selecting 'python25' for 'python' succeeded. 'python25' is now active.
 perry at phoenix ~/src/macports-users-perry/base-select $ sudo port select
 --set python python25-apple
 Selecting 'python25-apple' for 'python' succeeded. 'python25-apple' is now
 active.
 perry at phoenix ~/src/macports-users-perry/base-select $ sudo port select
 --set python foo
 Selecting 'foo' for 'python' failed. Enable debug mode to see why.
 }}}

-- 
Ticket URL: <http://trac.macports.org/ticket/17477#comment:6>
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