lfs-book/chapter05/zlib-inst.xml

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

<sect2>
<title>Installation of Zlib</title>

<para><screen><userinput>patch -Np1 -i ../zlib-&zlib-version;-final-vsnprintf.patch</userinput></screen></para>

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

<para><screen><userinput>CFLAGS="-O2 -pipe" CPPFLAGS="-DHAS_vsnprintf" \
&nbsp;&nbsp;&nbsp;&nbsp;./configure --prefix=/stage1 --shared</userinput></screen></para>

<para>The <emphasis>-fPIC</emphasis> flag helps to assure
quality in the dynamic zlib library.</para>

<para>Some packages expect a static zlib library to be present
on the system. To satisfy those programs, compile both the
shared and static libraries:</para>

<para><screen><userinput>make LDFLAGS="-s"
make test</userinput></screen></para>

<para>Install the libraries:</para>

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

</sect2>