[Emacs-diffs] Changes to emacs/lisp/faces.el,v

[Chong Yidong]

CVSROOT:        /sources/emacs
Module name:    emacs
Changes by:     Chong Yidong <cyd>      08/10/14 19:01:51

Index: faces.el
===================================================================
RCS file: /sources/emacs/emacs/lisp/faces.el,v
retrieving revision 1.429
retrieving revision 1.430
diff -u -b -r1.429 -r1.430
--- faces.el    12 Oct 2008 13:45:58 -0000      1.429
+++ faces.el    14 Oct 2008 19:01:50 -0000      1.430
@@ -705,30 +705,40 @@
 VALUE is the name of a face from which to inherit attributes, or a list
 of face names.  Attributes from inherited faces are merged into the face
 like an underlying face would be, with higher priority than underlying faces."
-  (let ((where (if (null frame) 0 frame)))
     (setq args (purecopy args))
+  (let ((where (if (null frame) 0 frame))
+       (spec args)
+       family foundry)
     ;; If we set the new-frame defaults, this face is modified outside Custom.
     (if (memq where '(0 t))
        (put (or (get face 'face-alias) face) 'face-modified t))
-    (while args
-      ;; Don't recursively set the attributes from the frame's font param
-      ;; when we update the frame's font param from the attributes.
-      (if (and (eq (car args) :family)
-              (stringp (cadr args))
-              (string-match "\\([^-]*\\)-\\([^-]*\\)" (cadr args)))
-         (let ((foundry (match-string 1 (cadr args)))
-               (family (match-string 2 (cadr args))))
-           (internal-set-lisp-face-attribute face :foundry
-                                             (purecopy foundry)
-                                             where)
-           (internal-set-lisp-face-attribute face :family
-                                             (purecopy family)
+    ;; If family and/or foundry are specified, set it first.  Certain
+    ;; face attributes, e.g. :weight semi-condensed, are not supported
+    ;; in every font.  See bug#1127.
+    (while spec
+      (cond ((eq (car spec) :family)
+            (setq family (cadr spec)))
+           ((eq (car spec) :foundry)
+            (setq foundry (cadr spec))))
+      (setq spec (cddr spec)))
+    (when (or family foundry)
+      (when (and (stringp family)
+                (string-match "\\([^-]*\\)-\\([^-]*\\)" family))
+       (unless foundry
+         (setq foundry (match-string 2 family)))
+       (setq family (match-string 1 family)))
+      (when (stringp family)
+       (internal-set-lisp-face-attribute face :family (purecopy family)
                                              where))
+      (when (stringp foundry)
+       (internal-set-lisp-face-attribute face :foundry (purecopy foundry)
+                                         where)))
+    (while args
+      (unless (memq (car args) '(:family :foundry))
        (internal-set-lisp-face-attribute face (car args)
                                          (purecopy (cadr args))
                                          where))
-      (setq args (cdr (cdr args))))))
-
+      (setq args (cddr args)))))
 
 (defun make-face-bold (face &optional frame noerror)
   "Make the font of FACE be bold, if possible.
@@ -1526,16 +1536,6 @@
       ;; When we change a face based on a spec from outside custom,
       ;; record it for future frames.
       (put (or (get face 'face-alias) face) 'face-override-spec spec))
-;;; RMS 29 dec 2007: Perhaps this code should be reinstated.
-;;; That depends on whether the overriding spec
-;;; or the default face attributes
-;;; should take priority.
-;;;     ;; Clear all the new-frame default attributes for this face.
-;;;     ;; face-spec-reset-face won't do it right.
-;;;     (let ((facevec (cdr (assq face face-new-frame-defaults))))
-;;;       (dotimes (i (length facevec))
-;;;    (unless (= i 0)
-;;;      (aset facevec i 'unspecified))))
     ;; Reset each frame according to the rules implied by all its specs.
     (dolist (frame (frame-list))
       (face-spec-recalc face frame))))
@@ -1556,23 +1556,7 @@
 
 (defun face-spec-set-2 (face frame spec)
   "Set the face attributes of FACE on FRAME according to SPEC."
-  (let* ((attrs (face-spec-choose spec frame)))
-    (while attrs
-      (let ((attribute (car attrs))
-           (value (car (cdr attrs))))
-       ;; Support some old-style attribute names and values.
-       (case attribute
-         (:bold (setq attribute :weight value (if value 'bold 'normal)))
-         (:italic (setq attribute :slant value (if value 'italic 'normal)))
-         ((:foreground :background)
-          ;; Compatibility with 20.x.  Some bogus face specs seem to
-          ;; exist containing things like `:foreground nil'.
-          (if (null value) (setq value 'unspecified)))
-         (t (unless (assq attribute face-x-resources)
-              (setq attribute nil))))
-       (when attribute
-         (set-face-attribute face frame attribute value)))
-      (setq attrs (cdr (cdr attrs))))))
+  (apply 'set-face-attribute face frame (face-spec-choose spec frame)))
 
 (defun face-attr-match-p (face attrs &optional frame)
   "Return t if attributes of FACE match values in plist ATTRS.