#   This program is free software: you can redistribute it and/or modify
#   it under the terms of the GNU General Public License as published by
#   the Free Software Foundation, either version 3 of the License, or
#   (at your option) any later version.
#
#   This program is distributed in the hope that it will be useful,
#   but WITHOUT ANY WARRANTY; without even the implied warranty of
#   MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
#   GNU General Public License for more details.
#
#   You should have received a copy of the GNU General Public License
#   along with this program.  If not, see <http://www.gnu.org/licenses/>.
#
# since we look at functions below, remove all functions now
funcs=$(compgen -A function)
if [ -n "$funcs" ]; then
	unset -f $funcs
fi

# basics
read x <<<"alpha"
echo "$x"
read x <<<beta
echo "$x"
X=4
read x <<<$X
echo "$x"
read x <<<"$X"
echo "$x"
unset X

# empty here-strings
read x <<<""
echo "$x"
read x <<<"$empty"
echo "$x"
read x <<<$empty
echo "$x"

a=hot
b=damn
f1()
{
cat <<< "abcde"

cat <<< "yo"

cat <<< "$a $b"

cat <<< 'what a fabulous window treatment'

cat <<< 'double"quote'
}

f2()
{
cat <<< onetwothree
}

f3()
{
cat <<< "$@"
}

f1
f2
f3 first second third

typeset -f

cat <<< 'echo $(echo hi)'

cat <<< "echo ho"

cat <<< "echo $(echo off to work we go)"

IFS="/" read -r -d $'\000' -a uu <<< /kghfjk/jkfzuk/i
declare -p uu

${THIS_SH} ./herestr1.sub
