1 files changed, 33 insertions, 1 deletions

diff --git a/lisp/faces.el b/lisp/faces.el
index 9a8a1344caf..97c32165b9c 100644
--- a/lisp/faces.el
+++ b/lisp/faces.el
@@ -102,11 +102,16 @@ a font height that isn't optimal."
     ;; Monospace Serif is an Emacs invention, intended to work around
     ;; portability problems when using Courier.  It should work well
     ;; when combined with Monospaced and with other standard fonts.
+    ;; One of its uses is for 'tex-verbatim' and 'Info-quoted' faces,
+    ;; so the result must be different from the default face's font,
+    ;; and must be monospaced.
     ("Monospace Serif"
 
      ;; This looks good on GNU/Linux.
      "Courier 10 Pitch"
-     ;; This looks good on MS-Windows and OS X.
+     ;; This looks good on MS-Windows and OS X.  Note that this is
+     ;; actually a sans-serif font, but it's here for lack of a better
+     ;; alternative.
      "Consolas"
      ;; This looks good on macOS.  "Courier" looks good too, but is
      ;; jagged on GNU/Linux and so is listed later as "courier".
@@ -2465,6 +2470,33 @@ If you set `term-file-prefix' to nil, this function does nothing."
   :version "21.1"
   :group 'basic-faces)
 
+;; Definition stolen from linum.el.
+(defface line-number
+  '((t :inherit (shadow default)))
+  "Face for displaying line numbers.
+This face is used when `display-line-numbers' is non-nil.
+
+If you customize the font of this face, make sure it is a
+monospaced font, otherwise line numbers will not line up,
+and text lines might move horizontally as you move through
+the buffer."
+  :version "26.1"
+  :group 'basic-faces)
+
+(defface line-number-current-line
+  '((t :inherit line-number))
+  "Face for displaying the current line number.
+This face is used when `display-line-numbers' is non-nil.
+
+If you customize the font of this face, make sure it is a
+monospaced font, otherwise line numbers will not line up,
+and text lines might move horizontally as you move through
+the buffer.  Similarly, making this face's font different
+from that of the `line-number' face could produce such
+unwanted effects."
+  :version "26.1"
+  :group 'basic-faces)
+
 (defface escape-glyph
   '((((background dark)) :foreground "cyan")
     ;; See the comment in minibuffer-prompt for