1 files changed, 30 insertions, 13 deletions

diff --git a/prologue/hostreqs.xml b/prologue/hostreqs.xml
index 0a73e0132..14b010b6a 100644
--- a/prologue/hostreqs.xml
+++ b/prologue/hostreqs.xml
@@ -176,26 +176,39 @@ if [ -e /usr/bin/awk ];
   then echo "/usr/bin/awk -> `readlink -f /usr/bin/awk`";
   else echo "awk not found"; fi
 
-gcc --version | head -n1
-g++ --version | head -n1
-ldd --version | head -n1 | cut -d" " -f2-  # glibc version
-grep --version | head -n1
-gzip --version | head -n1
+gcc - -version | head -n1
+g++ - -version | head -n1
+ldd - -version | head -n1 | cut -d" " -f2-  # glibc version
+grep - -version | head -n1
+gzip - -version | head -n1
 cat /proc/version
-m4 --version | head -n1
-make --version | head -n1
-patch --version | head -n1
+m4 - -version | head -n1
+make - -version | head -n1
+patch - -version | head -n1
 echo Perl `perl -V:version`
-sed --version | head -n1
-tar --version | head -n1
-xz --version | head -n1
+sed - -version | head -n1
+tar - -version | head -n1
+xz - -version | head -n1
 
 echo 'main(){}' > dummy.c && g++ -o dummy dummy.c
 if [ -x dummy ]
   then echo "g++ compilation OK";
   else echo "g++ compilation failed"; fi
-rm -f dummy.c dummy
+rm -f dummy.c dummy</literal>
+<!--
+for lib in lib{gmp,mpfr,mpc}.la; do
+  echo $lib: $(if find /usr/lib* -name $lib|
+               grep -q $lib;then :;else echo not;fi) found
+done
+unset lib</literal>-->
+EOF
+
+bash version-check.sh</userinput></screen>
+
+  <para>Also check for some library consistency:</para>
 
+<screen role="nodump"><userinput>cat &gt; library-check.sh &lt;&lt; "EOF"
+<literal>#!/bin/bash
 for lib in lib{gmp,mpfr,mpc}.la; do
   echo $lib: $(if find /usr/lib* -name $lib|
                grep -q $lib;then :;else echo not;fi) found
@@ -203,7 +216,11 @@ done
 unset lib</literal>
 EOF
 
-bash version-check.sh</userinput></screen>
+bash library-check.sh</userinput></screen>
+
+<para>The files identified by this script should be all present
+or all absent, but not only one or two present.</para>
+
 
 </sect2>
 </sect1>