Remove Gnus XEmacs compat functions

* lisp/gnus/gnus-registry.el: Remove XEmacs compat.

* lisp/gnus/gnus-salt.el: Remove XEmacs compat.

* lisp/gnus/gnus-score.el (gnus-decay-score): Remove XEmacs compat.

4 files changed, 8 insertions, 42 deletions

diff --git a/lisp/gnus/gnus-registry.el b/lisp/gnus/gnus-registry.el
index f49eb0d85eb..c636c7eb32b 100644
--- a/lisp/gnus/gnus-registry.el
+++ b/lisp/gnus/gnus-registry.el
@@ -87,12 +87,6 @@
 (require 'easymenu)
 (require 'registry)
 
-;; Silence XEmacs byte compiler, which will otherwise complain about
-;; call to `eieio-persistent-read'.
-(when (featurep 'xemacs)
-   (byte-compiler-options
-     (warnings (- callargs))))
-
 (defvar gnus-adaptive-word-syntax-table)
 
 (defvar gnus-registry-dirty t
diff --git a/lisp/gnus/gnus-salt.el b/lisp/gnus/gnus-salt.el
index 350921762a8..b7af969bc20 100644
--- a/lisp/gnus/gnus-salt.el
+++ b/lisp/gnus/gnus-salt.el
@@ -25,9 +25,6 @@
 ;;; Code:
 
 (eval-when-compile (require 'cl))
-(eval-when-compile
-  (when (featurep 'xemacs)
-    (require 'easy-mmode))) ; for `define-minor-mode'
 
 (require 'gnus)
 (require 'gnus-sum)
@@ -47,9 +44,6 @@
   :type 'hook
   :group 'gnus-summary-pick)
 
-(when (featurep 'xemacs)
-  (add-hook 'gnus-pick-mode-hook 'gnus-xmas-pick-menu-add))
-
 (defcustom gnus-mark-unpicked-articles-as-read nil
   "*If non-nil, mark all unpicked articles as read."
   :type 'boolean
@@ -100,11 +94,6 @@ It accepts the same format specs that `gnus-summary-line-format' does."
         ["Start reading" gnus-pick-start-reading t]
         ["Switch pick mode off" gnus-pick-mode gnus-pick-mode]))))
 
-(eval-when-compile
-  (when (featurep 'xemacs)
-    (defvar gnus-pick-mode-on-hook)
-    (defvar gnus-pick-mode-off-hook)))
-
 (define-minor-mode gnus-pick-mode
   "Minor mode for providing a pick-and-read interface in Gnus summary buffers.
 
@@ -339,11 +328,6 @@ This must be bound to a button-down mouse event."
       '("Pick"
         ["Switch binary mode off" gnus-binary-mode t]))))
 
-(eval-when-compile
-  (when (featurep 'xemacs)
-    (defvar gnus-binary-mode-on-hook)
-    (defvar gnus-binary-mode-off-hook)))
-
 (define-minor-mode gnus-binary-mode
   "Minor mode for providing a binary group interface in Gnus summary buffers."
   :lighter " Binary" :keymap gnus-binary-mode-map
@@ -419,11 +403,6 @@ Two predefined functions are available:
   :type 'hook
   :group 'gnus-summary-tree)
 
-(when (featurep 'xemacs)
-  (add-hook 'gnus-tree-mode-hook 'gnus-xmas-tree-menu-add)
-  (add-hook 'gnus-tree-mode-hook 'gnus-xmas-switch-horizontal-scrollbar-off))
-
-
 ;;; Internal variables.
 
 (defvar gnus-tmp-name)
diff --git a/lisp/gnus/gnus-score.el b/lisp/gnus/gnus-score.el
index b486a05db09..82a804933b2 100644
--- a/lisp/gnus/gnus-score.el
+++ b/lisp/gnus/gnus-score.el
@@ -3050,19 +3050,12 @@ If ADAPT, return the home adaptive file instead."
 
 (defun gnus-decay-score (score)
   "Decay SCORE according to `gnus-score-decay-constant' and `gnus-score-decay-scale'."
-  (let ((n (- score
-              (* (if (< score 0) -1 1)
-                 (min (abs score)
-                      (max gnus-score-decay-constant
-                           (* (abs score)
-                              gnus-score-decay-scale)))))))
-    (if (and (featurep 'xemacs)
-             ;; XEmacs's floor can handle only the floating point
-             ;; number below the half of the maximum integer.
-             (> (abs n) (lsh -1 -2)))
-        (string-to-number
-         (car (split-string (number-to-string n) "\\.")))
-      (floor n))))
+  (floor (- score
+            (* (if (< score 0) -1 1)
+               (min (abs score)
+                    (max gnus-score-decay-constant
+                         (* (abs score)
+                            gnus-score-decay-scale)))))))
 
 (defun gnus-decay-scores (alist day)
   "Decay non-permanent scores in ALIST."
diff --git a/lisp/gnus/gnus-spec.el b/lisp/gnus/gnus-spec.el
index 8e8b5d4e240..7c1fdf22232 100644
--- a/lisp/gnus/gnus-spec.el
+++ b/lisp/gnus/gnus-spec.el
@@ -29,13 +29,13 @@
 
 (require 'gnus)
 
-(defcustom gnus-use-correct-string-widths (featurep 'xemacs)
+(defcustom gnus-use-correct-string-widths nil
   "*If non-nil, use correct functions for dealing with wide characters."
   :version "22.1"
   :group 'gnus-format
   :type 'boolean)
 
-(defcustom gnus-make-format-preserve-properties (featurep 'xemacs)
+(defcustom gnus-make-format-preserve-properties nil
   "*If non-nil, use a replacement `format' function which preserves
 text properties. This is only needed on XEmacs, as Emacs does this anyway."
   :version "22.1"