doc: './pre-inst-env guix pull' won't upgrade local source tree.

* doc/contributing.texi (Running Guix Before It Is Installed): Clarify
  './pre-inst-env guix pull' won't upgrade local source tree.
* doc/guix.texi (Invoking guix pull): Mention ~/.config/guix/latest.

Co-authored-by: Ludovic Courtès <ludo@gnu.org>
This commit is contained in:
Alex Vong 2015-11-02 23:34:16 +08:00 committed by Ludovic Courtès
parent dc57d527ae
commit ef54b61dc6
2 changed files with 8 additions and 1 deletions

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@ -116,6 +116,11 @@ $1 = 361
The @command{pre-inst-env} script sets up all the environment variables
necessary to support this, including @env{PATH} and @env{GUILE_LOAD_PATH}.
Note that @command{./pre-inst-env guix pull} does @emph{not} upgrade the
local source tree; it simply updates the @file{~/.config/guix/latest}
symlink (@pxref{Invoking guix pull}). Run @command{git pull} instead if
you want to upgrade your local source tree.
@node The Perfect Setup
@section The Perfect Setup

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@ -1814,7 +1814,9 @@ On completion, @command{guix package} will use packages and package
versions from this just-retrieved copy of Guix. Not only that, but all
the Guix commands and Scheme modules will also be taken from that latest
version. New @command{guix} sub-commands added by the update also
become available.
become available@footnote{Under the hood, @command{guix pull} updates
the @file{~/.config/guix/latest} symbolic link to point to the latest
Guix, and the @command{guix} command loads code from there.}.
The @command{guix pull} command is usually invoked with no arguments,
but it supports the following options: