[Emacs-diffs] Changes to emacs/src/xfaces.c,v

[Chong Yidong]

CVSROOT:        /sources/emacs
Module name:    emacs
Changes by:     Chong Yidong <cyd>      08/02/01 22:34:20

Index: xfaces.c
===================================================================
RCS file: /sources/emacs/emacs/src/xfaces.c,v
retrieving revision 1.373
retrieving revision 1.374
diff -u -b -r1.373 -r1.374
--- xfaces.c    1 Feb 2008 16:00:41 -0000       1.373
+++ xfaces.c    1 Feb 2008 22:34:19 -0000       1.374
@@ -492,7 +492,6 @@
 static int x_face_list_fonts P_ ((struct frame *, char *,
                                  struct font_name **, int, int));
 static int font_scalable_p P_ ((struct font_name *));
-static int get_lface_attributes P_ ((struct frame *, Lisp_Object, Lisp_Object 
*, int));
 static int load_pixmap P_ ((struct frame *, Lisp_Object, unsigned *, unsigned 
*));
 static unsigned char *xstrlwr P_ ((unsigned char *));
 static struct frame *frame_or_selected_frame P_ ((Lisp_Object, int));
@@ -3439,36 +3438,6 @@
 }
 
 
-/* Get face attributes of face FACE_NAME from frame-local faces on
-   frame F.  Store the resulting attributes in ATTRS which must point
-   to a vector of Lisp_Objects of size LFACE_VECTOR_SIZE.  If SIGNAL_P
-   is non-zero, signal an error if FACE_NAME does not name a face.
-   Otherwise, value is zero if FACE_NAME is not a face.  */
-
-static INLINE int
-get_lface_attributes (f, face_name, attrs, signal_p)
-     struct frame *f;
-     Lisp_Object face_name;
-     Lisp_Object *attrs;
-     int signal_p;
-{
-  Lisp_Object lface;
-  int success_p;
-
-  lface = lface_from_face_name (f, face_name, signal_p);
-  if (!NILP (lface))
-    {
-      bcopy (XVECTOR (lface)->contents, attrs,
-            LFACE_VECTOR_SIZE * sizeof *attrs);
-      success_p = 1;
-    }
-  else
-    success_p = 0;
-
-  return success_p;
-}
-
-
 /* Non-zero if all attributes in face attribute vector ATTRS are
    specified, i.e. are non-nil.  */
 
@@ -3754,12 +3723,14 @@
 
 /* Merge two Lisp face attribute vectors on frame F, FROM and TO, and
    store the resulting attributes in TO, which must be already be
-   completely specified and contain only absolute attributes.  Every
-   specified attribute of FROM overrides the corresponding attribute of
-   TO; relative attributes in FROM are merged with the absolute value in
-   TO and replace it.  NAMED_MERGE_POINTS is used internally to detect
-   loops in face inheritance; it should be 0 when called from other
-   places.  */
+   completely specified and contain only absolute attributes. The
+   contents of FROM are not altered.
+
+   Every specified attribute of FROM overrides the corresponding
+   attribute of TO; relative attributes in FROM are merged with the
+   absolute value in TO and replace it.  NAMED_MERGE_POINTS is used
+   internally to detect loops in face inheritance; it should be 0 when
+   called from other places.  */
 
 static INLINE void
 merge_face_vectors (f, from, to, named_merge_points)
@@ -3823,17 +3794,15 @@
                              face_name, &named_merge_points))
     {
       struct gcpro gcpro1;
-      Lisp_Object from[LFACE_VECTOR_SIZE];
-      int ok = get_lface_attributes (f, face_name, from, 0);
+      Lisp_Object lface = lface_from_face_name (f, face_name, 0);
+      if (NILP (lface))
+       return 0;
 
-      if (ok)
-       {
          GCPRO1 (named_merge_point.face_name);
-         merge_face_vectors (f, from, to, named_merge_points);
+      merge_face_vectors (f, XVECTOR (lface)->contents, to,
+                         named_merge_points);
          UNGCPRO;
-       }
-
-      return ok;
+      return 1;
     }
   else
     return 0;
@@ -3860,6 +3829,8 @@
    (BACKGROUND-COLOR . COLOR) where COLOR is a color name.  This is
    for compatibility with 20.2.
 
+   The contents of FACE_REF is not altered by this function.
+
    Face specifications earlier in lists take precedence over later
    specifications.  */
 
@@ -6117,8 +6088,7 @@
      Lisp_Object symbol;
      int signal_p;
 {
-  Lisp_Object attrs[LFACE_VECTOR_SIZE];
-  Lisp_Object symbol_attrs[LFACE_VECTOR_SIZE];
+  Lisp_Object lface, attrs[LFACE_VECTOR_SIZE];
   struct face *default_face = FACE_FROM_ID (f, DEFAULT_FACE_ID);
 
   if (default_face == NULL)
@@ -6130,11 +6100,12 @@
        abort ();  /* realize_basic_faces must have set it up  */
     }
 
-  if (!get_lface_attributes (f, symbol, symbol_attrs, signal_p))
+  lface = lface_from_face_name (f, symbol, signal_p);
+  if (NILP (lface))
     return -1;
 
   bcopy (default_face->lface, attrs, sizeof attrs);
-  merge_face_vectors (f, symbol_attrs, attrs, 0);
+  merge_face_vectors (f, XVECTOR (lface)->contents, attrs, 0);
 
   return lookup_face (f, attrs);
 }
@@ -6265,16 +6236,16 @@
      int face_id;
      int signal_p;
 {
-  Lisp_Object attrs[LFACE_VECTOR_SIZE];
+  Lisp_Object lface, attrs[LFACE_VECTOR_SIZE];
   Lisp_Object symbol_attrs[LFACE_VECTOR_SIZE];
   struct face *default_face = FACE_FROM_ID (f, face_id);
 
   if (!default_face)
     abort ();
 
-  get_lface_attributes (f, symbol, symbol_attrs, signal_p);
+  lface = lface_from_face_name (f, symbol, signal_p);
   bcopy (default_face->lface, attrs, sizeof attrs);
-  merge_face_vectors (f, symbol_attrs, attrs, 0);
+  merge_face_vectors (f, XVECTOR (lface)->contents, attrs, 0);
   return lookup_face (f, attrs);
 }
 
@@ -7565,18 +7536,16 @@
      Lisp_Object symbol;
      int id;
 {
-  struct face_cache *c = FRAME_FACE_CACHE (f);
   Lisp_Object lface = lface_from_face_name (f, symbol, 0);
   Lisp_Object attrs[LFACE_VECTOR_SIZE];
-  Lisp_Object symbol_attrs[LFACE_VECTOR_SIZE];
-  struct face *new_face;
+  struct face *default_face = FACE_FROM_ID (f, DEFAULT_FACE_ID);
 
   /* The default face must exist and be fully specified.  */
-  get_lface_attributes (f, Qdefault, attrs, 1);
+  bcopy (default_face->lface, attrs, LFACE_VECTOR_SIZE * sizeof *attrs);
   check_lface_attrs (attrs);
   xassert (lface_fully_specified_p (attrs));
 
-  /* If SYMBOL isn't know as a face, create it.  */
+  /* If SYMBOL isn't known as a face, create it.  */
   if (NILP (lface))
     {
       Lisp_Object frame;
@@ -7585,11 +7554,8 @@
     }
 
   /* Merge SYMBOL's face with the default face.  */
-  get_lface_attributes (f, symbol, symbol_attrs, 1);
-  merge_face_vectors (f, symbol_attrs, attrs, 0);
-
-  /* Realize the face.  */
-  new_face = realize_face (c, attrs, id);
+  merge_face_vectors (f, XVECTOR (lface)->contents, attrs, 0);
+  realize_face (FRAME_FACE_CACHE (f), attrs, id);
 }