From 604724e49d7b44dc663ad941998a0a44aa4fc178 Mon Sep 17 00:00:00 2001 From: Dmitry Gutov Date: Fri, 3 Feb 2017 03:10:30 +0200 Subject: [PATCH] (xref-collect-matches): Use '-E' together with '-e' * lisp/progmodes/xref.el (xref-collect-matches): Use '-E' together with '-e', as suggested by Noam Postavsky (http://lists.gnu.org/archive/html/emacs-devel/2017-01/msg00780.html). --- lisp/progmodes/xref.el | 6 +----- 1 file changed, 1 insertion(+), 5 deletions(-) diff --git a/lisp/progmodes/xref.el b/lisp/progmodes/xref.el index a507755d42e..a8933b0103e 100644 --- a/lisp/progmodes/xref.el +++ b/lisp/progmodes/xref.el @@ -918,11 +918,7 @@ IGNORES is a list of glob patterns." (grep-compute-defaults) (defvar grep-find-template) (defvar grep-highlight-matches) - ;; 'grep -E -foo' results in 'grep: oo: No such file or directory'. - ;; while 'grep -e -foo' inexplicably doesn't. - (when (eq (aref regexp 0) ?-) - (setq regexp (concat "\\" regexp))) - (let* ((grep-find-template (replace-regexp-in-string "-e " "-E " + (let* ((grep-find-template (replace-regexp-in-string "" " -E" grep-find-template t t)) (grep-highlight-matches nil) (command (xref--rgrep-command (xref--regexp-to-extended regexp) -- 2.11.4.GIT