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authorAlex Kost <alezost@gmail.com>2014-11-26 01:32:24 +0300
committerAlex Kost <alezost@gmail.com>2014-12-02 22:09:22 +0300
commit3db349cb09844e2770be3d0dee4e990f1228c2b6 (patch)
treee9bfd03cdb38b69ed4146eae5589a53cd2c7e509 /emacs/guix-profiles.el.in
parentece9b4173b3e1d266e6171d3af656fbc93b51a8b (diff)
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emacs: Move profiles code to "guix-profiles.el.in".
* emacs/guix-base.el (guix-user-profile, guix-default-profile, guix-current-profile, guix-profile-prompt, guix-set-current-profile): Move to... * emacs/guix-init.el.in (guix-default-profile): Move to... * emacs/guix-profiles.el.in: ... here. New file. * configure.ac (AC_CONFIG_FILES): Add "emacs/guix-profiles.el". * emacs.am (nodist_lisp_DATA): Likewise.
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+;;; guix-profiles.el --- Guix profiles
+
+;; Copyright © 2014 Alex Kost <alezost@gmail.com>
+
+;; This file is part of GNU Guix.
+
+;; GNU Guix 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.
+
+;; GNU Guix 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 this program. If not, see <http://www.gnu.org/licenses/>.
+
+;;; Code:
+
+(defvar guix-user-profile
+ (expand-file-name "~/.guix-profile")
+ "User profile.")
+
+(defvar guix-default-profile
+ (concat (or (getenv "NIX_STATE_DIR") "@guix_localstatedir@/guix")
+ "/profiles/per-user/"
+ (getenv "USER")
+ "/guix-profile")
+ "Default Guix profile.")
+
+(defvar guix-current-profile guix-default-profile
+ "Current profile.")
+
+(defun guix-profile-prompt (&optional default)
+ "Prompt for profile and return it.
+Use DEFAULT as a start directory. If it is nil, use
+`guix-current-profile'."
+ (let* ((path (read-file-name "Profile: "
+ (file-name-directory
+ (or default guix-current-profile))))
+ (path (directory-file-name (expand-file-name path))))
+ (if (string= path guix-user-profile)
+ guix-default-profile
+ path)))
+
+(defun guix-set-current-profile (path)
+ "Set `guix-current-profile' to PATH.
+Interactively, prompt for PATH. With prefix, use
+`guix-default-profile'."
+ (interactive
+ (list (if current-prefix-arg
+ guix-default-profile
+ (guix-profile-prompt))))
+ (setq guix-current-profile path)
+ (message "Current profile has been set to '%s'."
+ guix-current-profile))
+
+(provide 'guix-profiles)
+
+;;; guix-profiles.el ends here