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;;; prelude-erlang.el --- Emacs Prelude: Erlang programming support.
;;
;; Copyright (c) 2011 Gleb Peregud
;;
;; Author: Gleb Peregud <gleber.p@gmail.com>
;; Version: 1.0.0
;; Keywords: convenience erlang
;; This file is not part of GNU Emacs.
;;; Commentary:
;; Erlang is a concurrent functional language.
;;; License:
;; This program is free software; you can redistribute it and/or
;; modify it under the terms of the GNU General Public License
;; as published by the Free Software Foundation; either version 3
;; of the License, or (at your option) any later version.
;;
;; This program is distributed in the hope that it will be useful,
;; but WITHOUT ANY WARRANTY; without even the implied warranty of
;; MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
;; GNU General Public License for more details.
;;
;; You should have received a copy of the GNU General Public License
;; along with GNU Emacs; see the file COPYING. If not, write to the
;; Free Software Foundation, Inc., 51 Franklin Street, Fifth Floor,
;; Boston, MA 02110-1301, USA.
;;; Code:
(defcustom wrangler-path nil
"*The location of wrangler elisp directory"
:group 'prelude-erlang
:type 'string
:safe 'stringp)
(require 'erlang-start nil t)
(defun erlang-rebar-compile ()
(interactive)
(let* ((dir (or (projectile-get-project-root)
(file-name-directory (buffer-file-name))))
(pref (concat "cd " dir " && "))
(cmd (cond ((file-exists-p (expand-file-name "rebar" dir)) "./rebar compile")
((executable-find "rebar") "rebar compile")
((file-exists-p (expand-file-name "Makefile" dir)) "make")
(t nil))))
(if cmd
(compilation-start (concat pref cmd))
(call-interactively 'inferior-erlang-compile))
))
(add-hook 'erlang-mode-hook (lambda ()
(make-variable-buffer-local 'projectile-project-root-files)
(setq projectile-project-root-files '("rebar.config" ".git" ".hg" ".bzr" ".projectile"))
(make-variable-buffer-local 'erlang-compile-function)
(setq erlang-compile-function 'erlang-rebar-compile)
(when (not (null wrangler-path))
(when (not (featurep 'wrangler))
(add-to-list 'load-path wrangler-path)
(require 'wrangler)
)
)
(when (featurep 'wrangler)
(when (not (get-buffer "*Wrangler-Erl-Shell*"))
(erlang-wrangler-on)
)
)
(flymake-mode)))
(provide 'prelude-erlang)
;;; prelude-erlang.el ends here