freebsd-ports/lang/tcl83/pkg-install.tclsh

#!/bin/sh

# The user may have a tclsh they want to preserve
ver=`grep -a awieYJFnsuILOnfsYEW ${PKG_PREFIX}/bin/tclsh 2> /dev/null \
    | sed -e 's/.*\*\*//'`
if [ ! -e ${PKG_PREFIX}/bin/tclsh ] || [ "$ver" != "" -a "$ver" -lt 002 ]
then
	[ -f ${PKG_PREFIX}/bin/tclsh ] && chmod u+w ${PKG_PREFIX}/bin/tclsh

	mkdir -p ${PKG_PREFIX}/bin
	cat > ${PKG_PREFIX}/bin/tclsh <<'EOF'
#!/bin/sh
# Installed by ports system.  id: awieYJFnsuILOnfsYEW**002
#
# $FreeBSD$
#
 
(
echo "In FreeBSD, tclsh is named with a version number.  This is because"
echo "different versions of tclsh are not compatible with each other and"
echo "they can not all be called \"tclsh\"!  You may need multiple versions"
echo "installed because a given port may depend on a specific version."
echo
echo "On your system, tclsh is installed under at least the following names:"
echo
for name in $(/bin/ls $(echo $PATH | sed 's/:/ /g') 2> /dev/null | egrep '^(i?tclsh[0-9]+\.[0-9]+(\_r)?([a-z][a-z])?)|otclsh$')
do
	echo $name
done
[ "$name" = "" ] && echo "No tclsh installations found, sorry."
) 1>&2
exit 1
EOF
	chmod 555 ${PKG_PREFIX}/bin/tclsh
fi