[blfs-book] r21534 - trunk/BOOK/general/prog

[xry111--- via blfs-book]

Author: xry111
Date: Wed May  1 23:28:09 2019
New Revision: 21534

Log:
Recommend P3 with six for GDB

Modified:
   trunk/BOOK/general/prog/gdb.xml

Modified: trunk/BOOK/general/prog/gdb.xml
==============================================================================
--- trunk/BOOK/general/prog/gdb.xml     Wed May  1 13:11:32 2019        (r21533)
+++ trunk/BOOK/general/prog/gdb.xml     Wed May  1 23:28:09 2019        (r21534)
@@ -76,14 +76,20 @@
 
     <bridgehead renderas="sect3">GDB Dependencies</bridgehead>
 
+    <bridgehead renderas="sect4">Recommended Runtime Dependency</bridgehead>
+    <para role="recommended">
+      <xref linkend="six"/> (Python 3 module, required at run-time to
+      use GDB scripts from various LFS/BLFS packages with Python 3
+      installed in LFS)
+    </para>
+
     <bridgehead renderas="sect4">Optional</bridgehead>
     <para role="optional">
       <xref linkend="dejagnu"/> (required for tests),
       <xref linkend="doxygen"/>,
       <xref linkend="gcc"/> (ada and gfortran are used for tests),
       <xref linkend="guile"/>,
-         <xref linkend="python2"/> or <xref linkend="six"/> (Python 3 module,
-         run-time),
+      <xref linkend="python2"/>,
       <xref linkend="rust"/> (used for some tests),
       <xref linkend="valgrind"/>, and
       <ulink url="https://sourceware.org/systemtap/";>SystemTap</ulink>
@@ -103,7 +109,9 @@
       commands:
     </para>
 
-<screen><userinput>./configure --prefix=/usr --with-system-readline &amp;&amp;
+<screen><userinput>./configure --prefix=/usr \
+            --with-system-readline \
+            --with-python=/usr/bin/python3 &amp;&amp;
 make</userinput></screen>
 
     <para>
@@ -225,8 +233,8 @@
     <para>
       <parameter>--with-python=/usr/bin/python3</parameter>: This switch
       forces <application>GDB</application> to use Python 3 installed
-      in LFS.  Note that many GDB scripts shipped with LFS/BLFS packages
-      require <xref linkend="six"/> to work with Python 3.
+      in LFS.  Remove this switch if you have installed
+      <xref linkend="python2"/> and want to use it instead of Python 3.
     </para>
 
   </sect2>
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