[673b0d8] | 1 | <?xml version="1.0" encoding="ISO-8859-1"?>
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[966c6512] | 2 | <!DOCTYPE section [
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[673b0d8] | 3 | <!ENTITY % general-entities SYSTEM "../general.ent">
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| 4 | %general-entities;
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| 5 | ]>
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[966c6512] | 6 | <section xmlns="http://docbook.org/docbook-ng"
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| 7 | xml:id="ch-tools-addinguser">
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| 8 | <info><title>Adding the user lfs</title></info>
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[673b0d8] | 9 | <?dbhtml filename="addinguser.html"?>
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| 10 |
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| 11 | <para>When logged in as <emphasis>root</emphasis>, making a single mistake
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| 12 | can damage or even wreck your system. Therefore we recommend that you
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| 13 | build the packages in this chapter as an unprivileged user. You could
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| 14 | of course use your own user name, but to make it easier to set up a clean
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[1fd5d19] | 15 | work environment we'll create a new user <emphasis>lfs</emphasis> as a
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| 16 | member of a new group (also named <emphasis>lfs</emphasis>) and
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[673b0d8] | 17 | use this one during the installation process. As <emphasis>root</emphasis>,
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[1fd5d19] | 18 | issue the following commands to add the new user:</para>
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[673b0d8] | 19 |
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[1fd5d19] | 20 | <screen><userinput>groupadd lfs
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| 21 | useradd -s /bin/bash -g lfs -m -k /dev/null lfs</userinput></screen>
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[673b0d8] | 22 |
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| 23 | <para>The meaning of the switches:</para>
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| 24 |
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[55851d6] | 25 | <variablelist>
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| 26 | <varlistentry>
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| 27 | <term><parameter>-s /bin/bash</parameter></term>
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| 28 | <listitem><para>This makes
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| 29 | <command>bash</command> the default shell for user
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[673b0d8] | 30 | <emphasis>lfs</emphasis>.</para></listitem>
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[55851d6] | 31 | </varlistentry>
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[673b0d8] | 32 |
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[1fd5d19] | 33 | <varlistentry>
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| 34 | <term><parameter>-g lfs</parameter></term>
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| 35 | <listitem><para>This adds user <emphasis>lfs</emphasis> to group
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| 36 | <emphasis>lfs</emphasis></para></listitem>
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| 37 | </varlistentry>
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| 38 |
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[55851d6] | 39 | <varlistentry>
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| 40 | <term><parameter>-m</parameter></term>
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| 41 | <listitem><para>This creates a home
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[673b0d8] | 42 | directory for <emphasis>lfs</emphasis>.</para></listitem>
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[55851d6] | 43 | </varlistentry>
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[673b0d8] | 44 |
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[55851d6] | 45 | <varlistentry>
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| 46 | <term><parameter>-k /dev/null</parameter></term>
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| 47 | <listitem><para>This parameter
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[673b0d8] | 48 | prevents possible copying of files from a skeleton directory (default
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[55851d6] | 49 | is <filename class="directory">/etc/skel</filename>) by changing the input location to
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[673b0d8] | 50 | the special null device.</para></listitem>
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[55851d6] | 51 | </varlistentry>
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| 52 | </variablelist>
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[673b0d8] | 53 |
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| 54 | <para>If you want to be able to log in as <emphasis>lfs</emphasis>, then give
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| 55 | <emphasis>lfs</emphasis> a password:</para>
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| 56 |
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| 57 | <screen><userinput>passwd lfs</userinput></screen>
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| 58 |
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| 59 | <para>and grant <emphasis>lfs</emphasis> full access to
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| 60 | <filename class="directory">$LFS/tools</filename> by making
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| 61 | <emphasis>lfs</emphasis> the directory owner:</para>
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| 62 |
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| 63 | <screen><userinput>chown lfs $LFS/tools</userinput></screen>
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| 64 |
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| 65 | <para>If you made a separate working directory as suggested, give user
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| 66 | <emphasis>lfs</emphasis> ownership of this directory too:</para>
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| 67 |
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| 68 | <screen><userinput>chown lfs $LFS/sources</userinput></screen>
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| 69 |
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| 70 | <para>Next, login as user <emphasis>lfs</emphasis>. This can be done via a
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| 71 | virtual console, through a display manager, or with the following substitute
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| 72 | user command:</para>
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| 73 |
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| 74 | <screen><userinput>su - lfs</userinput></screen>
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| 75 |
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[55851d6] | 76 | <para>The <quote><parameter>-</parameter></quote> instructs <command>su</command> to
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[673b0d8] | 77 | start a <emphasis>login</emphasis> shell.</para>
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| 78 |
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[966c6512] | 79 | </section>
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