mirror of
https://https.git.savannah.gnu.org/git/bash.git
synced 2026-06-21 21:07:57 +02:00
Chet Ramey
70 lines
2.1 KiB
Plaintext
70 lines
2.1 KiB
Plaintext
# 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 behavior of redirections when the shell doesn't exit and exec gets a
|
|
# program name to execute as an operand
|
|
|
|
# set up a fixed path so we know notthere will not be found
|
|
PATH=/usr/bin:/bin
|
|
export PATH
|
|
|
|
FN=/tmp/output-$$
|
|
shopt -s execfail
|
|
|
|
# make sure execfail works right, otherwise none of the rest matters
|
|
exec notthere
|
|
echo after failed exec: $?
|
|
|
|
# basic redirection undoing if exec fails
|
|
rm -f $FN
|
|
exec notthere >$FN
|
|
echo after failed exec with output redirection
|
|
rm -f $FN
|
|
|
|
# undo successful redirections if exec fails but does not exit the shell
|
|
exec notthere 4>&2
|
|
echo foo >&4
|
|
|
|
# we should undo successful redirects if one of the redirections fails
|
|
exec >$FN 2>.
|
|
echo after failed redir stdout
|
|
echo after failed redir stderr >&2
|
|
|
|
exec notthere <<<'foo bar baz'
|
|
echo after failed exec with input redirection
|
|
|
|
# the command builtin should not make a difference here
|
|
|
|
# make sure execfail works right, otherwise none of the rest matters
|
|
command exec notthere
|
|
echo after failed exec: $?
|
|
|
|
# basic redirection undoing if exec fails
|
|
rm -f $FN
|
|
command exec notthere >$FN
|
|
echo after failed exec with output redirection
|
|
rm -f $FN
|
|
|
|
# undo successful redirections if exec fails but does not exit the shell
|
|
command exec notthere 4>&2
|
|
echo foo >&4
|
|
|
|
# we should undo successful redirects if one of the redirections fails
|
|
command exec >$FN 2>.
|
|
echo after failed redir stdout
|
|
echo after failed redir stderr >&2
|
|
|
|
command exec notthere <<<'foo bar baz'
|
|
echo after failed exec with input redirection
|