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-rw-r--r--lisp/eshell/em-unix.el23
1 files changed, 16 insertions, 7 deletions
diff --git a/lisp/eshell/em-unix.el b/lisp/eshell/em-unix.el
index f88a06d2e95..a792493e071 100644
--- a/lisp/eshell/em-unix.el
+++ b/lisp/eshell/em-unix.el
@@ -145,9 +145,10 @@ Otherwise, Emacs will attempt to use rsh to invoke du on the remote machine."
(add-hook 'pcomplete-try-first-hook
'eshell-complete-host-reference nil t))
(setq-local eshell-complex-commands
- (append '("grep" "egrep" "fgrep" "agrep" "glimpse" "locate"
- "cat" "time" "cp" "mv" "make" "du" "diff")
- eshell-complex-commands)))
+ (append '("grep" "egrep" "fgrep" "agrep" "rgrep"
+ "glimpse" "locate" "cat" "time" "cp" "mv"
+ "make" "du" "diff")
+ eshell-complex-commands)))
(defalias 'eshell/date 'current-time-string)
(defalias 'eshell/basename 'file-name-nondirectory)
@@ -773,6 +774,10 @@ external command."
"Use Emacs grep facility instead of calling external agrep."
(eshell-grep "agrep" args))
+(defun eshell/rgrep (&rest args)
+ "Use Emacs grep facility instead of calling external rgrep."
+ (eshell-grep "grep" (append '("-rH") args) t))
+
(defun eshell/glimpse (&rest args)
"Use Emacs grep facility instead of calling external glimpse."
(let (null-device)
@@ -786,10 +791,14 @@ external command."
(defun eshell-complete-host-reference ()
"If there is a host reference, complete it."
- (let ((arg (pcomplete-actual-arg))
- index)
- (when (setq index (string-match "@[a-z.]*\\'" arg))
- (setq pcomplete-stub (substring arg (1+ index))
+ (let ((arg (pcomplete-actual-arg)))
+ (when (string-match
+ (rx ;; Match an "@", but not immediately following a "$".
+ (or string-start (not "$")) "@"
+ (group (* (any "a-z.")))
+ string-end)
+ arg)
+ (setq pcomplete-stub (substring arg (match-beginning 1))
pcomplete-last-completion-raw t)
(throw 'pcomplete-completions (pcomplete-read-host-names)))))