Revised again the Host System Requirements page wording and look.

Thanks to Bruce Dubbs for the patch.

git-svn-id: http://svn.linuxfromscratch.org/LFS/trunk/BOOK@7558 4aa44e1e-78dd-0310-a6d2-fbcd4c07a689

1 files changed, 39 insertions, 53 deletions

diff --git a/prologue/hostreqs.xml b/prologue/hostreqs.xml
index 5cff2fe84..2f2c57392 100644
--- a/prologue/hostreqs.xml
+++ b/prologue/hostreqs.xml
@@ -16,88 +16,64 @@
     place software headers into separate packages, often in the form of
     <quote>&lt;package-name&gt;-devel</quote> or
     <quote>&lt;package-name&gt;-dev</quote>. Be sure to install those if
-    your distribution provides them. For each package a command has been
-    added to help you to determine what version is installed on your
-    host.</para>
+    your distribution provides them.</para>
 
   <itemizedlist spacing="compact">
 
     <listitem>
       <para><emphasis role="strong">Bash-2.05a</emphasis></para>
-
-<screen role="nodump"><userinput>bash --version</userinput></screen>
     </listitem>
 
     <listitem>
       <para><emphasis role="strong">Binutils-2.12</emphasis> (Versions
       greater than &binutils-version; are not recommended as they have
       not been tested)</para>
-
-<screen role="nodump"><userinput>ld --version</userinput></screen>
     </listitem>
 
     <listitem>
       <para><emphasis role="strong">Bzip2-1.0.2</emphasis></para>
-
-<screen role="nodump"><userinput>bzip2 --version</userinput></screen>
     </listitem>
 
     <listitem>
       <para><emphasis role="strong">Coreutils-5.0</emphasis> (or Sh-Utils-2.0,
       Textutils-2.0, and Fileutils-4.1)</para>
-
-<screen role="nodump"><userinput>chonw --version</userinput></screen>
     </listitem>
 
     <listitem>
       <para><emphasis role="strong">Diffutils-2.8</emphasis></para>
-
-<screen role="nodump"><userinput>diff --version</userinput></screen>
     </listitem>
 
     <listitem>
       <para><emphasis role="strong">Findutils-4.1.20</emphasis></para>
-
-<screen role="nodump"><userinput>find --version</userinput></screen>
     </listitem>
 
     <listitem>
       <para><emphasis role="strong">Gawk-3.0</emphasis></para>
-
-<screen role="nodump"><userinput>gawk --version</userinput></screen>
     </listitem>
 
     <listitem>
       <para><emphasis role="strong">Gcc-2.95.3</emphasis> (Versions
       greater than &gcc-version; are not recommended as they have not
       been tested)</para>
-
-<screen role="nodump"><userinput>gcc --version</userinput></screen>
     </listitem>
 
     <listitem>
       <para><emphasis role="strong">Glibc-2.2.5</emphasis> (Versions
       greater than &glibc-version; are not recommended as they have
       not been tested)</para>
-
-<screen role="nodump"><userinput>/lib/libc.so.6</userinput></screen>
     </listitem>
 
     <listitem>
       <para><emphasis role="strong">Grep-2.5</emphasis></para>
-
-<screen role="nodump"><userinput>grep --version</userinput></screen>
     </listitem>
 
     <listitem>
       <para><emphasis role="strong">Gzip-1.2.4</emphasis></para>
-
-<screen role="nodump"><userinput>gzip --version</userinput></screen>
     </listitem>
 
     <listitem>
       <para><emphasis role="strong">Linux Kernel-2.6.x</emphasis>
-      (having been compiled with Gcc-3.0)</para>
+      (having been compiled with GCC-3.0 or greater)</para>
 
       <para>The reason for the kernel version requirement is that thread-local
       storage support in Binutils will not be built and the Native POSIX
@@ -105,52 +81,62 @@
       isn't at least a 2.6.x version compiled with a 3.0 or later release of
       GCC.</para>
 
-      <para>In order to determine whether the host kernel meets the requirements
-      outlined above, run the following command:</para>
-
-<screen role="nodump"><userinput>cat /proc/version</userinput></screen>
-
-      <para>This will produce output similar to:</para>
-
-<screen><computeroutput>Linux version 2.6.2 (user@host) (gcc version 3.4.0) #1
-    Tue Apr 20 21:22:18 GMT 2004</computeroutput></screen>
-
-      <para>If the results of the above command do not state that the host
-      kernel is either 2.6.x, or that it was not compiled using a GCC-3.0
-      (or later) compiler, you will have to replace the kernel with one
-      adhering to the specifications. There are two methods you can take
+      <para>If the host kernel is either 2.6.x, or it was not compiled using
+      a GCC-3.0 (or later) compiler, you will have to replace the kernel with
+      one adhering to the specifications. There are two methods you can take
       to solve this. First, see if your Linux vendor provides a 2.6 kernel
-      package. If so, you may wish to install it. If your vendor doesn't
-      offer a 2.6 kernel package, or you would prefer not to install it,
-      then you can compile a 2.6 kernel yourself. Instructions for compiling
-      the kernel and configuring the boot loader (assuming the host uses GRUB)
-      are located in <xref linkend="chapter-bootable"/>.</para>
+      package. If so, you may wish to install it. If your vendor doesn't offer
+      a 2.6 kernel package, or you would prefer not to install it, then you
+      can compile a 2.6 kernel yourself. Instructions for compiling the kernel
+      and configuring the boot loader (assuming the host uses GRUB) are located
+      in <xref linkend="chapter-bootable"/>.</para>
     </listitem>
 
     <listitem>
       <para><emphasis role="strong">Make-3.79.1</emphasis></para>
-
-<screen role="nodump"><userinput>make --version</userinput></screen>
     </listitem>
 
     <listitem>
       <para><emphasis role="strong">Patch-2.5.4</emphasis></para>
-
-<screen role="nodump"><userinput>patch --version</userinput></screen>
     </listitem>
 
     <listitem>
       <para><emphasis role="strong">Sed-3.0.2</emphasis></para>
-
-<screen role="nodump"><userinput>sed --version</userinput></screen>
     </listitem>
 
     <listitem>
       <para><emphasis role="strong">Tar-1.14</emphasis></para>
-
-<screen role="nodump"><userinput>tar --version</userinput></screen>
     </listitem>
 
   </itemizedlist>
 
+  <para>To see all the appropriate versions, copy the following script
+  to your system and run it.</para>
+
+<screen><userinput>cat &gt; version-check.sh &lt;&lt; "EOF"
+<literal>#!/bin/bash
+
+# Simple script to list version numbers of critical developmet tools
+
+bash --version | head -n1 | cut -d" " -f2-4
+echo -n "Binutils: "; ld --version | head -n1 | cut -d" " -f3-4
+bzip2 --version 2&gt;&amp;1 &lt; /dev/null | head -n1 | cut -d" " -f1,6-
+echo -n "Coreutils: "; chown --version | head -n1 | cut -d" " -f4
+diff --version | head -n1
+find --version | head -n1
+gawk --version | head -n1
+gcc --version | head -n1
+/lib/libc.so.6 | head -n1 | cut -d" " -f1-7
+grep --version | head -n1
+gzip --version | head -n1
+cat /proc/version | head -n1 | cut -d" " -f1-3,5-7
+make --version | head -n1
+patch --version | head -n1
+sed --version | head -n1
+tar --version | head -n1</literal>
+
+EOF
+
+bash version-check.sh</userinput></screen>
+
 </sect1>