From 84333e068eca39d0867d169b8bc479bb2c32a69c Mon Sep 17 00:00:00 2001 From: "Richard M. Stallman" Date: Wed, 12 Jul 2006 16:00:45 +0000 Subject: [PATCH] (help-variable-def): Handle find-variable-noselect returning no position. (help-function-def): Likewise for find-function-search-for-symbol. (help-face-def): Likewise. --- lisp/help-mode.el | 9 ++++++--- 1 file changed, 6 insertions(+), 3 deletions(-) diff --git a/lisp/help-mode.el b/lisp/help-mode.el index 72b2554185f..7cdf78fbe13 100644 --- a/lisp/help-mode.el +++ b/lisp/help-mode.el @@ -157,7 +157,8 @@ The format is (FUNCTION ARGS...).") (let ((location (find-function-search-for-symbol fun nil file))) (pop-to-buffer (car location)) - (goto-char (cdr location)))) + (when (cdr location) + (goto-char (cdr location))))) 'help-echo (purecopy "mouse-2, RET: find function's definition")) (define-button-type 'help-variable-def @@ -167,7 +168,8 @@ The format is (FUNCTION ARGS...).") (setq file (help-C-file-name var 'var))) (let ((location (find-variable-noselect var file))) (pop-to-buffer (car location)) - (goto-char (cdr location)))) + (when (cdr location) + (goto-char (cdr location))))) 'help-echo (purecopy "mouse-2, RET: find variable's definition")) (define-button-type 'help-face-def @@ -179,7 +181,8 @@ The format is (FUNCTION ARGS...).") (let ((location (find-function-search-for-symbol fun 'defface file))) (pop-to-buffer (car location)) - (goto-char (cdr location)))) + (when (cdr location) + (goto-char (cdr location))))) 'help-echo (purecopy "mouse-2, RET: find face's definition")) -- 2.39.2