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Diffstat (limited to '')
| -rw-r--r-- | tests/redir7.sub | 82 |
1 files changed, 82 insertions, 0 deletions
diff --git a/tests/redir7.sub b/tests/redir7.sub new file mode 100644 index 0000000..65ca473 --- /dev/null +++ b/tests/redir7.sub @@ -0,0 +1,82 @@ +# 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/>. +# +# weird redirections that caused trouble and were fixed in post-3.0 bash +stuff() +{ + c=1 + ( sleep 5 < /dev/null >/dev/null 2>&1 & ) & +} + +exec 3>&1 +eval ` +exec 4>&1 >&3 3>&- +{ + stuff 4>&- + echo "c=$c" >&4 +}` +echo c1 is $c + +unset -f stuff + +stuff() +{ + c=2 + ( sleep 5 < /dev/null >/dev/null 2>&1 & ) +} + +exec 3>&1 +eval ` +exec 4>&1 >&3 3>&- +{ + stuff 4>&- + echo "c=$c" >&4 +}` +echo c2 is $c + +unset -f stuff + +stuff() +{ + c=3 + { sleep 5 < /dev/null >/dev/null 2>&1 & } & +} + +exec 3>&1 +eval ` +exec 4>&1 >&3 3>&- +{ + stuff 4>&- + echo "c=$c" >&4 +}` +echo c3 is $c + +unset -f stuff + +stuff() +{ + c=4 + { sleep 5 < /dev/null >/dev/null 2>&1 & } +} + +exec 3>&1 +eval ` +exec 4>&1 >&3 3>&- +{ + stuff 4>&- + echo "c=$c" >&4 +}` +echo c4 is $c + +# fixed in bash-3.1 +echo 'exec <&3' | ${THIS_SH} 3<&0 |