2013-07-21 01:23:03 +02:00
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;; EShell configuration
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2013-07-21 01:49:53 +02:00
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(require 'eshell)
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2013-07-21 01:23:03 +02:00
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(defvar home-dir)
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(setq home-dir (expand-file-name "~"))
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(setq eshell-path-env (concat
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"/usr/local/bin:"
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(concat home-dir "/bin:")
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eshell-path-env))
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;; Prompt configuration
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(defun clean-pwd (path)
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"Turns a path of the form /foo/bar/baz into /f/b/baz
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(inspired by fish shell)"
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(message path)
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(let* ((current-dir (split-string path "/"))
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(cdir (last current-dir))
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(head (butlast current-dir)))
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(concat (mapconcat (lambda (s)
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(if (string= "" s) nil
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(substring s 0 1)))
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head
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"/")
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(if head "/" nil)
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(car cdir))))
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(setq eshell-pwd-convert-function
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(lambda (path)
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(clean-pwd (replace-regexp-in-string
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home-dir
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"~"
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path))))
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(defun vcprompt (&optional args)
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"Call the external vcprompt command with optional arguments.
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VCPrompt"
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(replace-regexp-in-string
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"\n" ""
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(shell-command-to-string (concat "vcprompt" args))))
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(defmacro with-face (str &rest properties)
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`(propertize ,str 'face (list ,@properties)))
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(defun prompt-f ()
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"My EShell prompt displaying VC info and such"
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(concat
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(with-face (concat (eshell/pwd) " ") :foreground "#96a6c8")
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(with-face (vcprompt " -f \"(%s:%b%a%m) \"") :foreground "#5f627f")
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(if (= 0 (user-uid))
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(with-face "#" :foreground "#f43841")
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(with-face "$" :foreground "#73c936"))
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(with-face " " :foreground "#95a99f")))
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(setq eshell-prompt-function 'prompt-f)
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(setq eshell-highlight-prompt nil)
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;; EShell functions that come in handy
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;; clear in eshell
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(defun eshell/clear ()
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"clear the eshell buffer."
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(interactive)
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(let ((inhibit-read-only t))
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(erase-buffer)))
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