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Diffstat (limited to '')
| -rw-r--r-- | tests/exec9.sub | 33 |
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 $? |