From 0d4d28dc8b459d9c29db69499f6aca165820338e Mon Sep 17 00:00:00 2001
From: rekado <rekado@elephly.net>
Date: Wed, 22 Oct 2014 17:24:25 +0200
Subject: move init files to lisp directory

---
 lisp/init-eshell.el | 68 +++++++++++++++++++++++++++++++++++++++++++++++++++++
 1 file changed, 68 insertions(+)
 create mode 100644 lisp/init-eshell.el

(limited to 'lisp/init-eshell.el')

diff --git a/lisp/init-eshell.el b/lisp/init-eshell.el
new file mode 100644
index 0000000..d87d0e7
--- /dev/null
+++ b/lisp/init-eshell.el
@@ -0,0 +1,68 @@
+(require 'eshell)
+(require 'shell-switcher)
+(setq shell-switcher-mode t)
+(add-hook 'eshell-mode-hook 'shell-switcher-manually-register-shell)
+(setq eshell-history-size 10000)
+
+;; author: KaiGrossjohann on EmacsWiki
+(defun eshell/ff (&rest args)
+  "Invoke `find-file' on the file.
+    \"ff +42 foo\" also goes to line 42 in the buffer."
+  (while args
+    (if (string-match "\\`\\+\\([0-9]+\\)\\'" (car args))
+        (let* ((line (string-to-number (match-string 1 (pop args))))
+               (file (pop args)))
+          (find-file file)
+          (goto-line line))
+      (find-file (pop args)))))
+
+
+;; convenience functions to input the remote root/home dir when in a
+;; directory on a remote host
+(defun my/tramp-root ()
+   "Print root directory on the remote host."
+   (interactive)
+   (let ((pieces (split-string (eshell/pwd) ":/")))
+     (insert-string (if (> (length pieces) 1)
+                        (concat (car pieces) ":/")
+                      "/"))))
+
+(defun my/tramp-home ()
+   "Print home directory path on the remote host."
+   (interactive)
+   (let ((pieces (split-string (eshell/pwd) ":/")))
+     (insert-string (if (> (length pieces) 1)
+                        (concat (car pieces) ":~/")
+                      "~/"))))
+
+(add-hook 'eshell-mode-hook
+          '(lambda () (define-key eshell-mode-map (kbd "C-c /") 'my/tramp-root)))
+(add-hook 'eshell-mode-hook
+          '(lambda () (define-key eshell-mode-map (kbd "C-c ~") 'my/tramp-home)))
+
+
+;; start a hidden eshell on startup
+(add-hook 'emacs-startup-hook #'(lambda ()
+                                  (let ((default-directory (getenv "HOME")))
+                                    (command-execute 'eshell)
+                                    (bury-buffer))))
+
+;; use cat as the pager in shell mode, because shell-mode is not an ANSI terminal
+(setenv "PAGER" "cat")
+
+;; C-d on an empty line in the shell terminates the process.
+(defun my/comint-delchar-or-eof-or-kill-buffer (arg)
+  (interactive "p")
+  (if (null (get-buffer-process (current-buffer)))
+      (kill-buffer)
+    (comint-delchar-or-maybe-eof arg)))
+
+(add-hook 'shell-mode-hook
+          (lambda ()
+            (define-key shell-mode-map
+              (kbd "C-d") 'my/comint-delchar-or-eof-or-kill-buffer)))
+;; TODO: this isn't working
+(add-hook 'term-mode-hook
+          (lambda ()
+            (define-key term-mode-map
+              (kbd "C-d") 'my/comint-delchar-or-eof-or-kill-buffer)))
-- 
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