summaryrefslogtreecommitdiffstats
path: root/tests/exec9.sub
diff options
context:
space:
mode:
Diffstat (limited to '')
-rw-r--r--tests/exec9.sub33
1 files changed, 33 insertions, 0 deletions
diff --git a/tests/exec9.sub b/tests/exec9.sub
new file mode 100644
index 0000000..a47dfd0
--- /dev/null
+++ b/tests/exec9.sub
@@ -0,0 +1,33 @@
+# 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/>.
+#
+# make sure commands before the last one in the pipeline can't change $?
+false
+false | echo $?
+false
+(false) | echo $?
+
+false
+true | echo $?
+false
+(true) | echo $?
+
+true
+false | echo $?
+true
+(false) | echo $?
+
+true
+true | echo $?
+true
+(true) | echo $?