lfs-book/chapter06/mktemp.xml

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<!DOCTYPE sect1 PUBLIC "-//OASIS//DTD DocBook XML V4.4//EN" "http://www.oasis-open.org/docbook/xml/4.4/docbookx.dtd" [
  <!ENTITY % general-entities SYSTEM "../general.ent">
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<sect1 id="ch-system-mktemp" role="wrap">
<title>Mktemp-&mktemp-version;</title>
<?dbhtml filename="mktemp.html"?>

<indexterm zone="ch-system-mktemp"><primary sortas="a-Mktemp">Mktemp</primary></indexterm>

<sect2 role="package"><title/>
<para>The Mktemp package contains programs used to create secure temporary
files in shell scripts.</para>

<segmentedlist>
<segtitle>&buildtime;</segtitle>
<segtitle>&diskspace;</segtitle>
<seglistitem><seg>0.1 SBU</seg><seg>436 KB</seg></seglistitem>
</segmentedlist>

<segmentedlist>
<segtitle>&dependencies;</segtitle>
<seglistitem><seg>Coreutils, Make, and Patch</seg></seglistitem>
</segmentedlist>
</sect2>

<sect2 role="installation">
<title>Installation of Mktemp</title>

<para>Many scripts still use the deprecated
<command>tempfile</command> program, which has functionality similar
to <command>mktemp</command>. Patch Mktemp to include a
<command>tempfile</command> wrapper:</para>

<screen><userinput>patch -Np1 -i ../&mktemp-tempfile-patch;</userinput></screen>

<para>Prepare Mktemp for compilation:</para>

<screen><userinput>./configure --prefix=/usr --with-libc</userinput></screen>

<para>The meaning of the configure options:</para>

<variablelist>
<varlistentry>
<term><parameter>--with-libc</parameter></term>
<listitem><para>This causes the <command>mktemp</command> program to 
use the <emphasis>mkstemp</emphasis> and <emphasis>mkdtemp</emphasis>
functions from the system C library instead of its own implementation of them.
</para></listitem>
</varlistentry>
</variablelist>

<para>Compile the package:</para>

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

<para>This package does not come with a test suite.</para>

<para>Install the package:</para>

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

</sect2>


<sect2 id="contents-mktemp" role="content"><title>Contents of Mktemp</title>

<segmentedlist>
<segtitle>Installed programs</segtitle>
<seglistitem><seg>mktemp and tempfile</seg></seglistitem>
</segmentedlist>

<variablelist><bridgehead renderas="sect3">Short Descriptions</bridgehead>
<?dbfo list-presentation="list"?>
<?dbhtml list-presentation="table"?>

<varlistentry id="mktemp">
<term><command>mktemp</command></term>
<listitem>
<para>Creates temporary files in a secure manner; it is used in scripts</para>
<indexterm zone="ch-system-mktemp mktemp"><primary sortas="b-mktemp">mktemp</primary></indexterm>
</listitem>
</varlistentry>

<varlistentry id="tempfile">
<term><command>tempfile</command></term>
<listitem>
<para>Creates temporary files in a less secure manner than 
<command>mktemp</command>; it is installed for backwards-compatibility</para>
<indexterm zone="ch-system-mktemp tempfile"><primary sortas="b-tempfile">tempfile</primary></indexterm>
</listitem>
</varlistentry>
</variablelist>

</sect2>

</sect1>