chapter06/gzip-inst.xml


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<sect2><title>&nbsp;</title><para>&nbsp;</para></sect2>

<sect2>
<title>Installation of Gzip</title>

<para>A buffer overflow may occur if <userinput>gzip</userinput>
encounters a filename over 1020 characters in length. Apply the
patch to fix this problem:</para>

<para><screen><userinput>patch -Np1 -i ../gzip-&gzip-patch-version;.patch</userinput></screen></para>

<para>Prepare Gzip to be compiled:</para>

<para><screen><userinput>./configure --prefix=/usr</userinput></screen></para>

<para>Change the default installation directory for Gzip so it will
be installed in the <filename class="directory">/bin</filename>
directory:</para>

<para><screen><userinput>cp gzexe.in{,.backup} &amp;&amp;
sed 's%"BINDIR"%/bin%' gzexe.in.backup &gt; gzexe.in</userinput></screen></para>

<para>Continue with compiling the package:</para>

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

<para>Install the package:</para>

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

<para>Move the Gzip binaries to the <filename
class="directory">/bin</filename> directory:</para>

<para><screen><userinput>mv /usr/bin/gzip /bin &amp;&amp;
rm /usr/bin/{gunzip,zcat} &amp;&amp;
ln -s gzip /bin/gunzip &amp;&amp;
ln -s gzip /bin/zcat &amp;&amp;
ln -s gunzip /bin/uncompress</userinput></screen></para>

</sect2>