texlive-extra (2009-10) fix-bashism

Description: Remove bashism
Bug-Debian: http://bugs.debian.org/cgi-bin/bugreport.cgi?bug=581138
Forwarded: Jobst Hoffmann <j.hoffmann@fh-aachen.de>
Author: أحمد المحمودي (Ahmed El-Mahmoudy) <aelmahmoudy@sabily.org>
--- a/texmf-dist/scripts/listings-ext/listings-ext.sh
+++ b/texmf-dist/scripts/listings-ext/listings-ext.sh
@@ -49,7 +49,7 @@
 
 show_usage() # display help massage
 {
-      echo -e ${USAGE}
+      printf "${USAGE}"
       exit ${ERR_HELP}
 }
 print_header()
@@ -347,7 +347,7 @@
 then
     if [ -f "${OUTFILE}" ]
     then
-        echo -e "%--> file \"${OUTFILE}\" already exists, creating backup"
+        echo "%--> file \"${OUTFILE}\" already exists, creating backup"
         mv ${OUTFILE} ${OUTFILE}~
     fi
     exec > ${OUTFILE}           # redirect stdout to ${OUTFILE}
@@ -357,7 +357,7 @@
 
 # now take all remaining arguments (should be all filenames) and do the job
 for arg do
-    echo -e "%-->" processing file \"$arg\" 1>&2  # echo the current
+    echo "%-->" processing file \"$arg\" 1>&2  # echo the current
                                                   # filename to stderr
     do_the_job $arg
 done