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# 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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