Rename variable for clarity

* lisp/progmodes/verilog-mode.el (verilog-sk-define-signal):
Rename sig-re to sig-chars, to make it clear that it isn't a regexp.

1 files changed, 3 insertions, 3 deletions

diff --git a/lisp/progmodes/verilog-mode.el b/lisp/progmodes/verilog-mode.el
index 916594bdde0..9226291ffbb 100644
--- a/lisp/progmodes/verilog-mode.el
+++ b/lisp/progmodes/verilog-mode.el
@@ -14263,13 +14263,13 @@ and the case items."
 (defun verilog-sk-define-signal ()
   "Insert a definition of signal under point at top of module."
   (interactive "*")
-  (let* ((sig-re "a-zA-Z0-9_")
+  (let* ((sig-chars "a-zA-Z0-9_")
          (v1 (buffer-substring
               (save-excursion
-                (skip-chars-backward sig-re)
+                (skip-chars-backward sig-chars)
                 (point))
               (save-excursion
-                (skip-chars-forward sig-re)
+                (skip-chars-forward sig-chars)
                 (point)))))
     (if (not (member v1 verilog-keywords))
         (save-excursion