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(Environment): Mention removing variables

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Text suggested by Kevin Rodgers.
This commit is contained in:
Lars Magne Ingebrigtsen 2011-07-10 16:29:19 +02:00
parent 505e364506
commit 3329e6e390
2 changed files with 10 additions and 4 deletions
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doc/emacs/ChangeLog
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@ -1,3 +1,8 @@
2011-07-10 Lars Magne Ingebrigtsen <larsi@gnus.org>
* cmdargs.texi (Environment): Mention removing variables
(bug#1615). Text suggested by Kevin Rodgers.
2011-07-10 Chong Yidong <cyd@stupidchicken.com>
* misc.texi (Amusements): Don't mention Yow; it's crippled.

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doc/emacs/cmdargs.texi
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@ -427,10 +427,11 @@ software) inherit the environment from Emacs, too.
@vindex initial-environment
Inside Emacs, the command @kbd{M-x getenv} gets the value of an
environment variable. @kbd{M-x setenv} sets a variable in the Emacs
environment. (Environment variable substitutions with @samp{$} work
in the value just as in file names; see @ref{File Names with $}.) The
variable @code{initial-environment} stores the initial environment
inherited by Emacs.
environment, and @kbd{C-u M-x setenv} removes a variable.
(Environment variable substitutions with @samp{$} work in the value
just as in file names; see @ref{File Names with $}.) The variable
@code{initial-environment} stores the initial environment inherited by
Emacs.
The way to set environment variables outside of Emacs depends on the
operating system, and especially the shell that you are using. For