+;; Define these at compile time to avoid dragging in imap always.
+(defconst mail-source-imap-authenticators
+ (eval-when-compile
+ (mapcar (lambda (a)
+ (list 'const (car a)))
+ imap-authenticator-alist)))
+(defconst mail-source-imap-streams
+ (eval-when-compile
+ (mapcar (lambda (a)
+ (list 'const (car a)))
+ imap-stream-alist)))
+
+(defcustom mail-sources nil
+ "*Where the mail backends will look for incoming mail.
+This variable is a list of mail source specifiers.
+See Info node `(gnus)Mail Source Specifiers'."
+ :group 'mail-source
+ :type `(repeat
+ (choice :format "%[Value Menu%] %v"
+ :value (file)
+ (cons :tag "Spool file"
+ (const :format "" file)
+ (checklist :tag "Options" :greedy t
+ (group :inline t
+ (const :format "" :value :path)
+ file)))
+ (cons :tag "Several files in a directory"
+ (const :format "" directory)
+ (checklist :tag "Options" :greedy t
+ (group :inline t
+ (const :format "" :value :path)
+ (directory :tag "Path"))
+ (group :inline t
+ (const :format "" :value :suffix)
+ (string :tag "Suffix"))
+ (group :inline t
+ (const :format "" :value :predicate)
+ (function :tag "Predicate"))
+ (group :inline t
+ (const :format "" :value :prescript)
+ (string :tag "Prescript"))
+ (group :inline t
+ (const :format "" :value :postscript)
+ (string :tag "Postscript"))
+ (group :inline t
+ (const :format "" :value :plugged)
+ (boolean :tag "Plugged"))))
+ (cons :tag "POP3 server"
+ (const :format "" pop)
+ (checklist :tag "Options" :greedy t
+ (group :inline t
+ (const :format "" :value :server)
+ (string :tag "Server"))
+ (group :inline t
+ (const :format "" :value :port)
+ (choice :tag "Port"
+ :value "pop3"
+ (number :format "%v")
+ (string :format "%v")))
+ (group :inline t
+ (const :format "" :value :user)
+ (string :tag "User"))
+ (group :inline t
+ (const :format "" :value :password)
+ (string :tag "Password"))
+ (group :inline t
+ (const :format "" :value :program)
+ (string :tag "Program"))
+ (group :inline t
+ (const :format "" :value :prescript)
+ (string :tag "Prescript"))
+ (group :inline t
+ (const :format "" :value :postscript)
+ (string :tag "Postscript"))
+ (group :inline t
+ (const :format "" :value :function)
+ (function :tag "Function"))
+ (group :inline t
+ (const :format ""
+ :value :authentication)
+ (choice :tag "Authentication"
+ :value apop
+ (const password)
+ (const apop)))
+ (group :inline t
+ (const :format "" :value :plugged)
+ (boolean :tag "Plugged"))))
+ (cons :tag "Maildir (qmail, postfix...)"
+ (const :format "" maildir)
+ (checklist :tag "Options" :greedy t
+ (group :inline t
+ (const :format "" :value :path)
+ (directory :tag "Path"))
+ (group :inline t
+ (const :format "" :value :plugged)
+ (boolean :tag "Plugged"))))
+ (cons :tag "IMAP server"
+ (const :format "" imap)
+ (checklist :tag "Options" :greedy t
+ (group :inline t
+ (const :format "" :value :server)
+ (string :tag "Server"))
+ (group :inline t
+ (const :format "" :value :port)
+ (choice :tag "Port"
+ :value 143
+ number string))
+ (group :inline t
+ (const :format "" :value :user)
+ (string :tag "User"))
+ (group :inline t
+ (const :format "" :value :password)
+ (string :tag "Password"))
+ (group :inline t
+ (const :format "" :value :stream)
+ (choice :tag "Stream"
+ :value network
+ ,@mail-source-imap-streams))
+ (group :inline t
+ (const :format "" :value :program)
+ (string :tag "Program"))
+ (group :inline t
+ (const :format ""
+ :value :authenticator)
+ (choice :tag "Authenticator"
+ :value login
+ ,@mail-source-imap-authenticators))
+ (group :inline t
+ (const :format "" :value :mailbox)
+ (string :tag "Mailbox"
+ :value "INBOX"))
+ (group :inline t
+ (const :format "" :value :predicate)
+ (string :tag "Predicate"
+ :value "UNSEEN UNDELETED"))
+ (group :inline t
+ (const :format "" :value :fetchflag)
+ (string :tag "Fetchflag"
+ :value "\\Deleted"))
+ (group :inline t
+ (const :format ""
+ :value :dontexpunge)
+ (boolean :tag "Dontexpunge"))
+ (group :inline t
+ (const :format "" :value :plugged)
+ (boolean :tag "Plugged"))))
+ (cons :tag "Webmail server"
+ (const :format "" webmail)
+ (checklist :tag "Options" :greedy t
+ (group :inline t
+ (const :format "" :value :subtype)
+ ;; Should be generated from
+ ;; `webmail-type-definition', but we
+ ;; can't require webmail without W3.
+ (choice :tag "Subtype"
+ :value hotmail
+ (const hotmail)
+ (const yahoo)
+ (const netaddress)
+ (const netscape)
+ (const my-deja)))
+ (group :inline t
+ (const :format "" :value :user)
+ (string :tag "User"))
+ (group :inline t
+ (const :format "" :value :password)
+ (string :tag "Password"))
+ (group :inline t
+ (const :format ""
+ :value :dontexpunge)
+ (boolean :tag "Dontexpunge"))
+ (group :inline t
+ (const :format "" :value :plugged)
+ (boolean :tag "Plugged")))))))
+
+(defcustom mail-source-primary-source nil
+ "*Primary source for incoming mail.
+If non-nil, this maildrop will be checked periodically for new mail."
+ :group 'mail-source
+ :type 'sexp)
+