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2<!DOCTYPE sections SYSTEM "/dtd/book.dtd"> 2<!DOCTYPE sections SYSTEM "/dtd/book.dtd">
3 3
4<!-- The content of this document is licensed under the CC-BY-SA license --> 4<!-- The content of this document is licensed under the CC-BY-SA license -->
5<!-- See http://creativecommons.org/licenses/by-sa/2.5 --> 5<!-- See http://creativecommons.org/licenses/by-sa/2.5 -->
6 6
7<!-- $Header: /var/cvsroot/gentoo/xml/htdocs/doc/en/handbook/hb-working-variables.xml,v 1.21 2007/04/02 09:41:49 neysx Exp $ --> 7<!-- $Header: /var/cvsroot/gentoo/xml/htdocs/doc/en/handbook/hb-working-variables.xml,v 1.22 2007/05/19 04:13:46 nightmorph Exp $ -->
8 8
9<sections> 9<sections>
10 10
11<abstract> 11<abstract>
12With Gentoo you can easily manage the environment variables for your system. 12With Gentoo you can easily manage the environment variables for your system.
13This chapter explains how you do that, and also describes frequently used 13This chapter explains how you do that, and also describes frequently used
14variables. 14variables.
15</abstract> 15</abstract>
16 16
17<version>1.15</version> 17<version>1.16</version>
18<date>2007-04-02</date> 18<date>2007-05-18</date>
19 19
20<section> 20<section>
21<title>Environment Variables?</title> 21<title>Environment Variables?</title>
22<subsection> 22<subsection>
23<title>What they are</title> 23<title>What they are</title>
266use a login manager, become root and type <c>/etc/init.d/xdm restart</c>. If 266use a login manager, become root and type <c>/etc/init.d/xdm restart</c>. If
267not, you will need to logout and log back in for X to spawn children with the 267not, you will need to logout and log back in for X to spawn children with the
268new variable values. 268new variable values.
269</note> 269</note>
270 270
271<impo>
272You cannot use shell variables when defining other variables. This means things
273like <c>FOO="$BAR"</c> (where <c>$BAR</c> is another variable) are forbidden.
274</impo>
275
271</body> 276</body>
272</subsection> 277</subsection>
273</section> 278</section>
274<section> 279<section>
275<title>Defining Variables Locally</title> 280<title>Defining Variables Locally</title>

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