Rename locals to match their nature.

 src/xdisp.c (mouse_face_from_buffer_pos, note_mouse_highlight): Rename
 cover_string to disp_string.

diff --git a/src/ChangeLog b/src/ChangeLog
index d27a8625407083a61b8581cce320b4e0d6f4fe49..f1ba519d92a31479e15984636633d20f3e49191e 100644 (file)
--- a/src/ChangeLog
+++ b/src/ChangeLog
@@ -3,6 +3,8 @@
        * xdisp.c (mouse_face_from_buffer_pos): Fix a typo in a comment.
        Don't stop backward scan on the continuation glyph, even though
        its CHARPOS is positive.
+       (mouse_face_from_buffer_pos, note_mouse_highlight): Rename
+       cover_string to disp_string.
 
 2011-11-01  Martin Rudalics  <rudalics@gmx.at>
 

diff --git a/src/xdisp.c b/src/xdisp.c
index 99d0d69d8348cab90d53a106ce1f2e25892c6ab9..97687f8975b72643645b28a389959efc305bd1f1 100644 (file)
--- a/src/xdisp.c
+++ b/src/xdisp.c
@@ -25808,7 +25808,7 @@ rows_from_pos_range (struct window *w,
    for the overlay or run of text properties specifying the mouse
    face.  BEFORE_STRING and AFTER_STRING, if non-nil, are a
    before-string and after-string that must also be highlighted.
-   COVER_STRING, if non-nil, is a display string that may cover some
+   DISP_STRING, if non-nil, is a display string that may cover some
    or all of the highlighted text.  */
 
 static void
@@ -25819,7 +25819,7 @@ mouse_face_from_buffer_pos (Lisp_Object window,
                            EMACS_INT end_charpos,
                            Lisp_Object before_string,
                            Lisp_Object after_string,
-                           Lisp_Object cover_string)
+                           Lisp_Object disp_string)
 {
   struct window *w = XWINDOW (window);
   struct glyph_row *first = MATRIX_FIRST_TEXT_ROW (w->current_matrix);
@@ -25828,7 +25828,7 @@ mouse_face_from_buffer_pos (Lisp_Object window,
   EMACS_INT ignore, pos;
   int x;
 
-  xassert (NILP (cover_string) || STRINGP (cover_string));
+  xassert (NILP (disp_string) || STRINGP (disp_string));
   xassert (NILP (before_string) || STRINGP (before_string));
   xassert (NILP (after_string) || STRINGP (after_string));
 
@@ -25838,7 +25838,7 @@ mouse_face_from_buffer_pos (Lisp_Object window,
     r1 = MATRIX_ROW (w->current_matrix, XFASTINT (w->window_end_vpos));
   /* If the before-string or display-string contains newlines,
      rows_from_pos_range skips to its last row.  Move back.  */
-  if (!NILP (before_string) || !NILP (cover_string))
+  if (!NILP (before_string) || !NILP (disp_string))
     {
       struct glyph_row *prev;
       while ((prev = r1 - 1, prev >= first)
@@ -25850,7 +25850,7 @@ mouse_face_from_buffer_pos (Lisp_Object window,
          while (--glyph >= beg && INTEGERP (glyph->object));
          if (glyph < beg
              || !(EQ (glyph->object, before_string)
-                  || EQ (glyph->object, cover_string)))
+                  || EQ (glyph->object, disp_string)))
            break;
          r1 = prev;
        }
@@ -25893,7 +25893,7 @@ mouse_face_from_buffer_pos (Lisp_Object window,
   hlinfo->mouse_face_end_row = MATRIX_ROW_VPOS (r2, w->current_matrix);
 
   /* For a bidi-reordered row, the positions of BEFORE_STRING,
-     AFTER_STRING, COVER_STRING, START_CHARPOS, and END_CHARPOS
+     AFTER_STRING, DISP_STRING, START_CHARPOS, and END_CHARPOS
      could be anywhere in the row and in any order.  The strategy
      below is to find the leftmost and the rightmost glyph that
      belongs to either of these 3 strings, or whose position is
@@ -25919,11 +25919,11 @@ mouse_face_from_buffer_pos (Lisp_Object window,
          x += glyph->pixel_width;
 
       /* Scan the glyph row, looking for BEFORE_STRING, AFTER_STRING,
-        or COVER_STRING, and the first glyph from buffer whose
+        or DISP_STRING, and the first glyph from buffer whose
         position is between START_CHARPOS and END_CHARPOS.  */
       for (; glyph < end
             && !INTEGERP (glyph->object)
-            && !EQ (glyph->object, cover_string)
+            && !EQ (glyph->object, disp_string)
             && !(BUFFERP (glyph->object)
                  && (glyph->charpos >= start_charpos
                      && glyph->charpos < end_charpos));
@@ -25970,11 +25970,11 @@ mouse_face_from_buffer_pos (Lisp_Object window,
          ;
 
       /* Scan the glyph row, looking for BEFORE_STRING, AFTER_STRING,
-        or COVER_STRING, and the first glyph from buffer whose
+        or DISP_STRING, and the first glyph from buffer whose
         position is between START_CHARPOS and END_CHARPOS.  */
       for (; glyph > end
             && !INTEGERP (glyph->object)
-            && !EQ (glyph->object, cover_string)
+            && !EQ (glyph->object, disp_string)
             && !(BUFFERP (glyph->object)
                  && (glyph->charpos >= start_charpos
                      && glyph->charpos < end_charpos));
@@ -26034,12 +26034,12 @@ mouse_face_from_buffer_pos (Lisp_Object window,
        --end;
       /* Scan the rest of the glyph row from the end, looking for the
         first glyph that comes from BEFORE_STRING, AFTER_STRING, or
-        COVER_STRING, or whose position is between START_CHARPOS
+        DISP_STRING, or whose position is between START_CHARPOS
         and END_CHARPOS */
       for (--end;
             end > glyph
             && !INTEGERP (end->object)
-            && !EQ (end->object, cover_string)
+            && !EQ (end->object, disp_string)
             && !(BUFFERP (end->object)
                  && (end->charpos >= start_charpos
                      && end->charpos < end_charpos));
@@ -26083,12 +26083,12 @@ mouse_face_from_buffer_pos (Lisp_Object window,
        }
       /* Scan the rest of the glyph row from the end, looking for the
         first glyph that comes from BEFORE_STRING, AFTER_STRING, or
-        COVER_STRING, or whose position is between START_CHARPOS
+        DISP_STRING, or whose position is between START_CHARPOS
         and END_CHARPOS */
       for ( ;
             end < glyph
             && !INTEGERP (end->object)
-            && !EQ (end->object, cover_string)
+            && !EQ (end->object, disp_string)
             && !(BUFFERP (end->object)
                  && (end->charpos >= start_charpos
                      && end->charpos < end_charpos));
@@ -27083,7 +27083,7 @@ note_mouse_highlight (struct frame *f, int x, int y)
              /* The mouse-highlighting, if any, comes from an overlay
                 or text property in the buffer.  */
              Lisp_Object buffer IF_LINT (= Qnil);
-             Lisp_Object cover_string IF_LINT (= Qnil);
+             Lisp_Object disp_string IF_LINT (= Qnil);
 
              if (STRINGP (object))
                {
@@ -27097,13 +27097,13 @@ note_mouse_highlight (struct frame *f, int x, int y)
                      mouse_face = get_char_property_and_overlay
                        (make_number (pos), Qmouse_face, w->buffer, &overlay);
                      buffer = w->buffer;
-                     cover_string = object;
+                     disp_string = object;
                    }
                }
              else
                {
                  buffer = object;
-                 cover_string = Qnil;
+                 disp_string = Qnil;
                }
 
              if (!NILP (mouse_face))
@@ -27155,7 +27155,7 @@ note_mouse_highlight (struct frame *f, int x, int y)
                                              XFASTINT (before),
                                              XFASTINT (after),
                                              before_string, after_string,
-                                             cover_string);
+                                             disp_string);
                  cursor = No_Cursor;
                }
            }