lfs-book-zh_CN/chapter07/bootscripts.xml

<?xml version="1.0" encoding="ISO-8859-1"?>
<!DOCTYPE sect1 PUBLIC "-//OASIS//DTD DocBook XML V4.3//EN" "http://www.oasis-open.org/docbook/xml/4.3/docbookx.dtd" [
  <!ENTITY % general-entities SYSTEM "../general.ent">
  %general-entities;
]>
<sect1 id="ch-scripts-bootscripts" xreflabel="Bootscripts">
<title>LFS-Bootscripts-&bootscripts-version;</title>
<?dbhtml filename="bootscripts.html"?>

<indexterm zone="ch-scripts-bootscripts"><primary sortas="a-Bootscripts">Bootscripts</primary></indexterm>

<para>The LFS-Bootscripts package contains a set of bootscripts.</para>

<screen>&buildtime; 0.1 SBU
&diskspace; 0.3 MB</screen>

<para>LFS-Bootscripts installation depends on: Bash, Coreutils.</para>



<sect2>
<title>Installation of LFS-Bootscripts</title>

<para>Installation of the bootscripts is very simple:</para>

<screen><userinput>make install</userinput></screen>

<para>Since we're using Udev, install the support script for it:</para>

<screen><userinput>make install-udev</userinput></screen>

</sect2>


<sect2 id="contents-bootscripts"><title>Contents of LFS-bootscripts</title>

<para><emphasis>Installed scripts</emphasis>: checkfs, cleanfs, functions,
halt, ifdown, ifup, loadkeys, localnet, mountfs, mountkernfs, network, rc,
reboot, sendsignals, setclock, static, swap, sysklogd and template</para>

</sect2>


<sect2><title>Short descriptions</title>

<indexterm zone="ch-scripts-bootscripts checkfs-bootscripts"><primary sortas="d-checkfs">checkfs</primary></indexterm>
<para id="checkfs-bootscripts">The <command>checkfs</command> script checks the file systems just
before they are mounted (with the exception of journal and network based
file systems).</para>

<indexterm zone="ch-scripts-bootscripts cleanfs-bootscripts"><primary sortas="d-cleanfs">cleanfs</primary></indexterm>
<para id="cleanfs-bootscripts">The <command>cleanfs</command> script removes files that shouldn't be
preserved between reboots, such as those in <filename>/var/run/</filename> and
<filename>/var/lock/</filename>. It re-creates <filename>/var/run/utmp</filename>
and removes the possibly present <filename>/etc/nologin</filename>,
<filename>/fastboot</filename> and <filename>/forcefsck</filename> files.</para>

<indexterm zone="ch-scripts-bootscripts functions-bootscripts"><primary sortas="d-functions">functions</primary></indexterm>
<para id="functions-bootscripts">The <command>functions</command> script contains functions shared among
different scripts, such as error and status checking.</para>

<indexterm zone="ch-scripts-bootscripts halt-bootscripts"><primary sortas="d-halt">halt</primary></indexterm>
<para id="halt-bootscripts">The <command>halt</command> script halts the system.</para>

<indexterm zone="ch-scripts-bootscripts ifdown-bootscripts"><primary sortas="d-ifdown">ifdown</primary></indexterm>
<para id="ifdown-bootscripts">The <command>ifdown</command> and <command>ifup</command> scripts assist
the network script with network devices.</para>

<indexterm zone="ch-scripts-bootscripts loadkeys-bootscripts"><primary sortas="d-loadkeys">loadkeys</primary></indexterm>
<para id="loadkeys-bootscripts">The <command>loadkeys</command> script loads the keymap table you
specified as proper for your keyboard layout.</para>

<indexterm zone="ch-scripts-bootscripts localnet-bootscripts"><primary sortas="d-localnet">localnet</primary></indexterm>
<para id="localnet-bootscripts">The <command>localnet</command> script sets up the system's hostname and
local loopback device.</para>

<indexterm zone="ch-scripts-bootscripts mountfs-bootscripts"><primary sortas="d-mountfs">mountfs</primary></indexterm>
<para id="mountfs-bootscripts">The <command>mountfs</command> script mounts all file systems that
aren't marked <emphasis>noauto</emphasis> or aren't network based.</para>

<indexterm zone="ch-scripts-bootscripts mountkernfs-bootscripts"><primary sortas="d-mountkernfs">mountkernfs</primary></indexterm>
<para id="mountkernfs-bootscripts">The <command>mountkernfs</command> script is used to mount
kernel-provided file systems, such as /proc.</para>

<indexterm zone="ch-scripts-bootscripts network-bootscripts"><primary sortas="d-network">network</primary></indexterm>
<para id="network-bootscripts">The <command>network</command> script sets up network interfaces, such
as network cards, and sets up the default gateway where applicable.</para>

<indexterm zone="ch-scripts-bootscripts rc-bootscripts"><primary sortas="d-rc">rc</primary></indexterm>
<para id="rc-bootscripts">The <command>rc</command> script is the master run-level control script.
It is responsible for running all the other scripts one-by-one, in a sequence
determined by the name of the symbolic links being processed.</para>

<indexterm zone="ch-scripts-bootscripts reboot-bootscripts"><primary sortas="d-reboot">reboot</primary></indexterm>
<para id="reboot-bootscripts">The <command>reboot</command> script reboots the system.</para>

<indexterm zone="ch-scripts-bootscripts sendsignals-bootscripts"><primary sortas="d-sendsignals">sendsignals</primary></indexterm>
<para id="sendsignals-bootscripts">The <command>sendsignals</command> script makes sure every process is
terminated before the system reboots or halts.</para>

<indexterm zone="ch-scripts-bootscripts setclock-bootscripts"><primary sortas="d-setclock">setclock</primary></indexterm>
<para id="setclock-bootscripts">The <command>setclock</command> script resets the kernel clock to
localtime in case the hardware clock isn't set to GMT time.</para>

<indexterm zone="ch-scripts-bootscripts static-bootscripts"><primary sortas="d-static">static</primary></indexterm>
<para id="static-bootscripts">The <command>static</command> script provides the functionality needed
to assign a static IP address to a network interface.</para>

<indexterm zone="ch-scripts-bootscripts swap-bootscripts"><primary sortas="d-swap">swap</primary></indexterm>
<para id="swap-bootscripts">The <command>swap</command> script enables and disables swap files and
partitions.</para>

<indexterm zone="ch-scripts-bootscripts sysklogd-bootscripts"><primary sortas="d-sysklogd">sysklogd</primary></indexterm>
<para id="sysklogd-bootscripts">The <command>sysklogd</command> script starts and stops the system and
kernel log daemons.</para>

<indexterm zone="ch-scripts-bootscripts template-bootscripts"><primary sortas="d-template">template</primary></indexterm>
<para id="template-bootscripts">The <command>template</command> script is a template you can use to
create your own bootscripts for your other daemons.</para>

</sect2>



</sect1>