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| author | Richard M. Stallman <rms@gnu.org> | 1995-10-31 00:43:22 +0000 |
|---|---|---|
| committer | Richard M. Stallman <rms@gnu.org> | 1995-10-31 00:43:22 +0000 |
| commit | b518ba38588488aec461d14a8150580a12381fa1 (patch) | |
| tree | 02591f1fd0a58ec216a09db214caf44064905ff6 /lisp/help.el | |
| parent | 897ef8daba8512b0a82be19564140dc906bc578d (diff) | |
| download | emacs-b518ba38588488aec461d14a8150580a12381fa1.tar.gz | |
(describe-function): Call documentation just once.
(describe-key): Likewise.
Diffstat (limited to 'lisp/help.el')
| -rw-r--r-- | lisp/help.el | 18 |
1 files changed, 10 insertions, 8 deletions
diff --git a/lisp/help.el b/lisp/help.el index 68c18ecd48a..f17484fe9f4 100644 --- a/lisp/help.el +++ b/lisp/help.el @@ -296,9 +296,11 @@ If FUNCTION is nil, applies `message' to it, thus printing it." (princ " runs the command ") (prin1 defn) (princ ":\n") - (if (documentation defn) - (princ (documentation defn)) - (princ "not documented")) + (let ((doc (documentation defn))) + (if doc + (progn (terpri) + (princ doc)) + (princ "not documented"))) (save-excursion (set-buffer standard-output) (help-mode)) @@ -567,11 +569,11 @@ C-w print information on absence of warranty for GNU Emacs." (intern (upcase (symbol-name arg))))) arglist))) (terpri)))) - (if (documentation function) - (progn (terpri) - (princ (documentation function))) - (princ "not documented")) - ) + (let ((doc (documentation function))) + (if doc + (progn (terpri) + (princ doc)) + (princ "not documented")))) (print-help-return-message) (save-excursion (set-buffer standard-output) |