#!/bin/sh
retval=0
reply="`sh -version 2>&1 < /dev/null | sed q`"
case "$reply" in
GNU*1.14.3*)
echo "- sh is '$reply'";
echo " CAUTION: This shell has a buggy 'trap' command.";
echo " The configure script may fail silently.";
retval=1;
;;
GNU*1.14.2*|GNU*1.14.4*|GNU*1.13.*)
echo "- sh is '$reply' - good.";
;;
GNU*) echo "- sh is '$reply'.";
;;
*) ;;
esac
reply="`sed --version 2>&1 < /dev/null | sed q`"
case "$reply" in
GNU\ sed\ version\ 2.0[34])
echo "- sed is '$reply'";
echo " CAUTION: This sed cannot configure screen properly."
retval=1;
;;
GNU\ sed\ version\ 2.05|GNU\ sed\ version\ 2.03\ kevin)
echo "- sed is '$reply' - good.";
;;
GNU*) echo "- sed is '$reply'.";
;;
*) ;;
esac
if [ "$retval" != 0 ]; then
echo " ***********************************************************"
echo " Please fix the above problem before reporting a screen bug!"
echo " ***********************************************************"
fi
exit $retval