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Allows selectively adding environment variables to pure shells.

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Includes documentation and test.
This commit is contained in:
Samuel Dionne-Riel 2018-08-01 21:28:49 -04:00
parent b27431b7cb
commit 438e02529d
3 changed files with 21 additions and 1 deletions
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8
doc/manual/command-ref/nix-shell.xml
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@ -32,6 +32,7 @@
<arg><option>--run</option> <replaceable>cmd</replaceable></arg>
<arg><option>--exclude</option> <replaceable>regexp</replaceable></arg>
<arg><option>--pure</option></arg>
<arg><option>--keep</option> <replaceable>name</replaceable></arg>
<group choice='req'>
<arg choice='plain'>
<group choice='req'>
@ -165,6 +166,13 @@ also <xref linkend="sec-common-options" />.</phrase></para>
</listitem></varlistentry>
<varlistentry><term><option>--keep</option> <replaceable>name</replaceable></term>
<listitem><para>When a <option>--pure</option> shell is started,
keep the listed environment variables.</para></listitem>
</varlistentry>
</variablelist>
<para>The following common options are supported:</para>