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# 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 FUNCNEST functionality -- bash-4.2
FUNCNEST=100
foo()
{
(( f++ ))
if (( f > 200 )); then
return 7
fi
foo
}
f=0
foo
echo $?
echo after: f = $f
f=0
foo
echo $?
echo after: f = $f
f=0
FUNCNEST=0
foo
echo $?
echo after FUNCNEST reset: f = $f
f=0
unset FUNCNEST
foo
echo $?
echo after FUNCNEST unset: f = $f
FUNCNEST=20
f=$(( FUNCNEST - 2 ))
foo
echo $?
echo after FUNCNEST assign: f = $f
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