Reinstate flex in chapter 5, for the sake on ar and ranlib.

This allows to reinstate bison's tests.

git-svn-id: http://svn.linuxfromscratch.org/LFS/trunk/BOOK@11816 4aa44e1e-78dd-0310-a6d2-fbcd4c07a689

chapter01/changelog.xml

@@ -45,6 +45,12 @@
     <listitem>
       <para>2020-04-19</para>
       <itemizedlist>
+        <listitem>
+          <para>[pierre] - Reinstate flex in chapter 5, so that ar and ranlib
+          (binutils) link against libfl. This allows to run tests for bison,
+          too. Fixes
+          <ulink url="&lfs-ticket-root;4631">#4631</ulink>.</para>
+        </listitem>
         <listitem>
           <para>[pierre] - Prevent readline.pc from referencing termcap as
           a private library by adding --with-curses to configure switches.

chapter05/chapter05.xml

@@ -28,6 +28,7 @@
   <xi:include xmlns:xi="http://www.w3.org/2001/XInclude" href="ncurses.xml"/>
   <xi:include xmlns:xi="http://www.w3.org/2001/XInclude" href="bash.xml"/>
   <xi:include xmlns:xi="http://www.w3.org/2001/XInclude" href="bison.xml"/>
+  <xi:include xmlns:xi="http://www.w3.org/2001/XInclude" href="flex.xml"/>
   <xi:include xmlns:xi="http://www.w3.org/2001/XInclude" href="bzip2.xml"/>
   <xi:include xmlns:xi="http://www.w3.org/2001/XInclude" href="coreutils.xml"/>
   <xi:include xmlns:xi="http://www.w3.org/2001/XInclude" href="diffutils.xml"/>

chapter05/flex.xml

@@ -0,0 +1,72 @@
+<?xml version="1.0" encoding="ISO-8859-1"?>
+<!DOCTYPE sect1 PUBLIC "-//OASIS//DTD DocBook XML V4.5//EN"
+  "http://www.oasis-open.org/docbook/xml/4.5/docbookx.dtd" [
+  <!ENTITY % general-entities SYSTEM "../general.ent">
+  %general-entities;
+]>
+
+<sect1 id="ch-tools-flex" role="wrap">
+  <?dbhtml filename="flex.html"?>
+
+  <sect1info condition="script">
+    <productname>flex</productname>
+    <productnumber>&flex-version;</productnumber>
+    <address>&flex-url;</address>
+  </sect1info>
+
+  <title>Flex-&flex-version;</title>
+
+  <indexterm zone="ch-tools-flex">
+    <primary sortas="a-Flex">Flex</primary>
+    <secondary>tools</secondary>
+  </indexterm>
+
+  <sect2 role="package">
+    <title/>
+
+    <xi:include xmlns:xi="http://www.w3.org/2001/XInclude"
+    href="../chapter06/flex.xml"
+    xpointer="xpointer(/sect1/sect2[1]/para[1])"/>
+
+    <segmentedlist>
+      <segtitle>&buildtime;</segtitle>
+      <segtitle>&diskspace;</segtitle>
+
+      <seglistitem>
+        <seg>&flex-ch5-sbu;</seg>
+        <seg>&flex-ch5-du;</seg>
+      </seglistitem>
+    </segmentedlist>
+
+  </sect2>
+
+  <sect2 role="installation">
+    <title>Installation of Flex</title>
+
+    <para>Prepare Flex for compilation:</para>
+
+<screen><userinput remap="configure">./configure --prefix=/tools</userinput></screen>
+
+    <para>Compile the package:</para>
+
+<screen><userinput remap="make">make</userinput></screen>
+
+    <para>To test the results, issue:</para>
+
+<screen><userinput remap="test">make check</userinput></screen>
+
+    <para>Install the package:</para>
+
+<screen><userinput remap="install">make install</userinput></screen>
+
+  </sect2>
+
+  <sect2 role="content">
+    <title/>
+
+    <para>Details on this package are located in
+    <xref linkend="contents-flex" role="."/></para>
+
+  </sect2>
+
+</sect1>

chapter06/bison.xml

@@ -58,16 +58,19 @@
 
 <screen><userinput remap="make">make</userinput></screen>
 
-<!--
+    <para>To test the results (about 5.5 SBU), issue:</para>
-    <para>To test the results (about 2.2 SBU), issue:</para>
 
 <screen><userinput remap="test">make check</userinput></screen>
--->
 
+    <para>13 tests fail in the "Diagnostics" section, probably because of
+    missing locales.</para>
+
+<!--
     <para>There is a circular dependency between bison and flex with regard to
     the checks.  If desired, after installing flex in the next section, the
     bison package can be rebuilt and the bison checks can be run with 
     <command>make check</command>.</para>
+-->
 
     <para>Install the package:</para>
 

packages.ent

@@ -77,8 +77,8 @@
 <!ENTITY bison-home "&gnu-software;bison/">
 <!ENTITY bison-ch5-du "43 MB">
 <!ENTITY bison-ch5-sbu "0.3 SBU">
-<!ENTITY bison-ch6-du "43 MB">
+<!ENTITY bison-ch6-du "52 MB">
-<!ENTITY bison-ch6-sbu "0.3 SBU">
+<!ENTITY bison-ch6-sbu "5.8 SBU">
 
 <!ENTITY bzip2-version "1.0.8">
 <!ENTITY bzip2-size "792 KB">
@@ -209,6 +209,8 @@
 <!ENTITY flex-url "&github;/westes/flex/releases/download/v&flex-version;/flex-&flex-version;.tar.gz">
 <!ENTITY flex-md5 "2882e3179748cc9f9c23ec593d6adc8d">
 <!ENTITY flex-home "&github;/westes/flex">
+<!ENTITY flex-ch5-du "15 MB">
+<!ENTITY flex-ch5-sbu "0.1 SBU">
 <!ENTITY flex-ch6-du "36 MB">
 <!ENTITY flex-ch6-sbu "0.4 SBU">