From 7c1b1ae24affad95c0595830d0163cdf771ec787 Mon Sep 17 00:00:00 2001
From: Alex Kost <alezost@gmail.com>
Date: Fri, 5 Feb 2016 14:51:45 +0300
Subject: doc: Document 'guix-edit' Emacs command.

* doc/emacs.texi (Emacs Commands): Document "M-x guix-edit".
* doc/guix.texi (Invoking guix edit): Mention it.
---
 doc/emacs.texi | 22 ++++++++++++++++++++++
 doc/guix.texi  |  6 +++---
 2 files changed, 25 insertions(+), 3 deletions(-)

diff --git a/doc/emacs.texi b/doc/emacs.texi
index 19dc87f177..d46c17c4a0 100644
--- a/doc/emacs.texi
+++ b/doc/emacs.texi
@@ -219,6 +219,28 @@ With @kbd{C-u}, make it verbose.
 Once @command{guix pull} has succeeded, the Guix REPL is restared.  This
 allows you to keep using the Emacs interface with the updated Guix.
 
+Finally, there is an Emacs variant of @command{guix edit} command
+(@pxref{Invoking guix edit}):
+
+@table @kbd
+@item M-x guix-edit
+As with @kbd{M-x guix-packages-by-name}, you can press @key{TAB} to
+complete a package name.
+@end table
+
+If you are contributing to Guix, you may find it useful for @kbd{M-x
+guix-edit} to open package files from your git directory.  This can be
+done by setting @code{guix-directory} variable.  For example, after
+this:
+
+@example
+(setq guix-directory "~/src/guix")
+@end example
+
+@kbd{M-x guix-edit guix} opens
+@file{~/src/guix/gnu/packages/package-management.scm} file.
+
+
 @node Emacs General info
 @subsection General information
 
diff --git a/doc/guix.texi b/doc/guix.texi
index 66ab384e98..80a1621b45 100644
--- a/doc/guix.texi
+++ b/doc/guix.texi
@@ -4201,9 +4201,9 @@ launches the program specified in the @code{VISUAL} or in the
 and that of Vim.
 
 If you are using Emacs, note that the Emacs user interface provides
-similar functionality in the ``package info'' and ``package list''
-buffers created by @kbd{M-x guix-search-by-name} and similar commands
-(@pxref{Emacs Commands}).
+@kbd{M-x guix-edit} command and a similar functionality in the ``package
+info'' and ``package list'' buffers created by @kbd{M-x
+guix-search-by-name} and similar commands (@pxref{Emacs Commands}).
 
 
 @node Invoking guix download
-- 
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