(setq beg (point)))
(gnus-overlay-put (gnus-make-overlay beg (point)) prop val)))))
-(defun gnus-put-text-property-excluding-characters-with-faces (beg end
- prop val)
- "The same as `put-text-property', but don't put props on characters with the `gnus-face' property."
- (let ((b beg))
- (while (/= b end)
- (when (get-text-property b 'gnus-face)
- (setq b (next-single-property-change b 'gnus-face nil end)))
- (when (/= b end)
+(defun gnus-put-text-property-excluding-characters-with-faces (beg end prop val)
+ "The same as `put-text-property', except where `gnus-face' is set.
+If so, and PROP is `face', set the second element of its value to VAL.
+Otherwise, do nothing."
+ (while (< beg end)
+ ;; Property values are compared with `eq'.
+ (let ((stop (next-single-property-change beg 'face nil end)))
+ (if (get-text-property beg 'gnus-face)
+ (when (eq prop 'face)
+ (setcar (cdr (get-text-property beg 'face)) val))
(inline
- (gnus-put-text-property
- b (setq b (next-single-property-change b 'gnus-face nil end))
- prop val))))))
+ (gnus-put-text-property beg stop prop val)))
+ (setq beg stop))))
+
+(defun gnus-get-text-property-excluding-characters-with-faces (pos prop)
+ "The same as `get-text-property', except where `gnus-face' is set.
+If so, and PROP is `face', return the second element of its value.
+Otherwise, return the value."
+ (let ((val (get-text-property pos prop)))
+ (if (and (get-text-property pos 'gnus-face)
+ (eq prop 'face))
+ (cadr val)
+ (get-text-property pos prop))))
(defmacro gnus-faces-at (position)
"Return a list of faces at POSITION."
(string-equal (downcase str1) (downcase prefix))
(string-equal str1 prefix))))))
-(eval-and-compile
- (if (fboundp 'macroexpand-all)
- (defalias 'gnus-macroexpand-all 'macroexpand-all)
- (defun gnus-macroexpand-all (form &optional environment)
- "Return result of expanding macros at all levels in FORM.
-If no macros are expanded, FORM is returned unchanged.
-The second optional arg ENVIRONMENT specifies an environment of macro
-definitions to shadow the loaded ones for use in file byte-compilation."
- (if (consp form)
- (let ((idx 1)
- (len (length (setq form (copy-sequence form))))
- expanded)
- (while (< idx len)
- (setcar (nthcdr idx form) (gnus-macroexpand-all (nth idx form)
- environment))
- (setq idx (1+ idx)))
- (if (eq (setq expanded (macroexpand form environment)) form)
- form
- (gnus-macroexpand-all expanded environment)))
- form))))
-
;; Simple check: can be a macro but this way, although slow, it's really clear.
;; We don't use `bound-and-true-p' because it's not in XEmacs.
(defun gnus-bound-and-true-p (sym)