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authorDaniel Baumann <daniel.baumann@progress-linux.org>2024-04-07 15:38:56 +0000
committerDaniel Baumann <daniel.baumann@progress-linux.org>2024-04-07 15:38:56 +0000
commit6c20c8ed2cb9ab69a1a57ccb2b9b79969a808321 (patch)
treef63ce19d57fad3ac4a15bc26dbfbfa2b834111b5 /tests/varenv16.sub
parentInitial commit. (diff)
downloadbash-6c20c8ed2cb9ab69a1a57ccb2b9b79969a808321.tar.xz
bash-6c20c8ed2cb9ab69a1a57ccb2b9b79969a808321.zip
Adding upstream version 5.2.15.upstream/5.2.15upstream
Signed-off-by: Daniel Baumann <daniel.baumann@progress-linux.org>
Diffstat (limited to 'tests/varenv16.sub')
-rw-r--r--tests/varenv16.sub51
1 files changed, 51 insertions, 0 deletions
diff --git a/tests/varenv16.sub b/tests/varenv16.sub
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--- /dev/null
+++ b/tests/varenv16.sub
@@ -0,0 +1,51 @@
+# 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 temporary environment assignments are exported
+# in posix mode. works now, posix says it will not work in the future
+
+show2()
+{
+ printf %s "foo=${foo-<unset>}"
+ echo -n ' environment foo='
+ printenv foo || echo
+}
+
+showfoo()
+{
+ local foo
+
+ foo=showfoo show2
+}
+
+unset foo
+showfoo
+foo=foo showfoo
+showfoo
+echo outside: "foo=${foo-<unset>}"
+
+echo ; echo 'posix mode'
+set -o posix
+unset foo
+showfoo
+echo outside 1.0: "foo=${foo-<unset>}"
+foo=foo showfoo
+showfoo
+echo outside 1.1: "foo=${foo-<unset>}"
+
+unset foo
+show2
+echo outside 2.0: "foo=${foo-<unset>}"
+foo=foo show2
+show2
+echo outside 2.1: "foo=${foo-<unset>}"