1 # This program is free software: you can redistribute it and/or modify
2 # it under the terms of the GNU General Public License as published by
3 # the Free Software Foundation, either version 3 of the License, or
4 # (at your option) any later version.
6 # This program is distributed in the hope that it will be useful,
7 # but WITHOUT ANY WARRANTY; without even the implied warranty of
8 # MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
9 # GNU General Public License for more details.
11 # You should have received a copy of the GNU General Public License
12 # along with this program. If not, see <http://www.gnu.org/licenses/>.
14 f() { local -n a=$1; a=X; }
17 while [[ -v a ]]; do declare -p a; unset a; done
20 while [[ -v a ]]; do declare -p a; unset a; done
23 while [[ -v a ]]; do typeset -p a; unset a; done
27 while [[ -v a ]]; do typeset -p a; unset a; done
42 # same test, but assigning nameref variable circular reference directly
48 echo $FUNCNAME: inside: xxx = $xxx
61 typeset -n ref=re ref+=f
70 unset ref ; unset -n ref
71 unset foo; unset -n foo
75 typeset -n ref=var ref+=[@]