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author | Daniel Baumann <daniel.baumann@progress-linux.org> | 2024-04-27 06:17:24 +0000 |
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committer | Daniel Baumann <daniel.baumann@progress-linux.org> | 2024-04-27 06:17:24 +0000 |
commit | 9d8085074991d5c0a42d6fc96a2d1a3ee918aad1 (patch) | |
tree | c85bca1e6c11eb872edfc64c524d20f2b7e3307b /tests/varenv10.sub | |
parent | Initial commit. (diff) | |
download | bash-9d8085074991d5c0a42d6fc96a2d1a3ee918aad1.tar.xz bash-9d8085074991d5c0a42d6fc96a2d1a3ee918aad1.zip |
Adding upstream version 5.1.upstream/5.1upstream
Signed-off-by: Daniel Baumann <daniel.baumann@progress-linux.org>
Diffstat (limited to 'tests/varenv10.sub')
-rw-r--r-- | tests/varenv10.sub | 59 |
1 files changed, 59 insertions, 0 deletions
diff --git a/tests/varenv10.sub b/tests/varenv10.sub new file mode 100644 index 0000000..aa0175a --- /dev/null +++ b/tests/varenv10.sub @@ -0,0 +1,59 @@ +# 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/>. +# +# +# various tests of unset when applied to variables at different local scopes +# +# function unsetting variable at previous local scope, uncovering global + +inner() +{ + unset res + echo ${FUNCNAME}: ${res-res unset} + if [[ $1 == "set" ]]; then + res[0]="X" + res[1]="Y" + fi +} + +outer() +{ + local res= + inner "$1" + echo ${FUNCNAME}: "res: ${res[@]}" +} + +echo main: ${res-unset} +outer set +echo main: after first call: ${res-unset} +outer dontset +echo main: after second call: ${res-unset} + +unset -f outer inner +unset res + +# local scope, unset variable at the same scope as local declaration +func() +{ + typeset x=4 + + unset x + echo ${FUNCNAME}: ${x:-null or unset} +} + +x=outside +func +echo after func: x = $x + +unset -f func +unset x |