From: Paul Eggert <eggert@cs.ucla.edu>
Date: Tue, 10 May 2022 22:20:49 +0000 (-0700)
Subject: * src/eval.c (Ffunctionp): Clarify "function" in doc string.
X-Git-Tag: emacs-29.0.90~1910^2~827
X-Git-Url: http://git.eshelyaron.com/gitweb/?a=commitdiff_plain;h=430b5ba838f31865139e3a724f9191e2b1de57d1;p=emacs.git

* src/eval.c (Ffunctionp): Clarify "function" in doc string.
---

diff --git a/src/eval.c b/src/eval.c
index 77ec47e2b79..950338bf799 100644
--- a/src/eval.c
+++ b/src/eval.c
@@ -2803,7 +2803,11 @@ apply1 (Lisp_Object fn, Lisp_Object arg)
 }
 
 DEFUN ("functionp", Ffunctionp, Sfunctionp, 1, 1, 0,
-       doc: /* Return t if OBJECT is a function.  */)
+       doc: /* Return t if OBJECT is a function.
+
+An object is a function if it is callable via `funcall';
+this includes primitive functions, byte-code functions, closures, and
+symbols with function bindings.  */)
      (Lisp_Object object)
 {
   if (FUNCTIONP (object))