Merged revisions 295164 via svnmerge from

https://origsvn.digium.com/svn/asterisk/branches/1.8

........
  r295164 | russell | 2010-11-16 14:50:03 -0600 (Tue, 16 Nov 2010) | 2 lines
  
  Check for wikiexport.py in PATH and give a useful error message if not found.
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git-svn-id: https://origsvn.digium.com/svn/asterisk/trunk@295165 65c4cc65-6c06-0410-ace0-fbb531ad65f3

build_tools/prep_tarball

@@ -8,6 +8,16 @@
 make -C sounds MENUSELECT_CORE_SOUNDS=CORE-SOUNDS-EN-GSM MENUSELECT_MOH=MOH-OPSOUND-WAV WGET=wget DOWNLOAD=wget all
 make AWK=awk GREP=grep menuselect-tree
 
+if ! which wiikiexport.py 2>&1 > /dev/null ; then
+	echo
+	echo "wikiexport.py not found in \${PATH}."
+	echo
+	echo "Please add repotools into PATH."
+	echo "    $ svn co http://svn.asterisk.org/svn/repotools"
+	echo
+	exit 1
+fi
+
 cd doc
 echo "Exporting Asterisk wiki to a PDF (this will take a minute) ..."
 wikiexport.py