#   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/>.
#

# test whether or not we remove FIFOs and close pipe file descriptors too
# aggressively

ouch()
{
    while read foo; do echo "$foo"; done < <(echo bar1)
    cat "$1"
}

ouch <(echo ouch )

ouch2()
{
    { cat; } < <(echo bar2)
    cat "$1"
}

exec 4< <(echo subshell)
ouch2 <(echo foo )

read var <&4
echo $var
