mirror of https://github.com/n-hys/bash.git
45 lines
1005 B
Plaintext
45 lines
1005 B
Plaintext
# This program is free software: you can redistribute it and/or modify
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# it under the terms of the GNU General Public License as published by
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# the Free Software Foundation, either version 3 of the License, or
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# (at your option) any later version.
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#
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# This program is distributed in the hope that it will be useful,
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# but WITHOUT ANY WARRANTY; without even the implied warranty of
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# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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# GNU General Public License for more details.
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#
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# You should have received a copy of the GNU General Public License
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# along with this program. If not, see <http://www.gnu.org/licenses/>.
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#
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# tests of ksh93-like dup-and-close redirection operators
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exec 9<$0
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f()
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{
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exec 5<$0
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exec 0<&5-
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while read line; do
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echo "$line"
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done
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}
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f
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typeset -f f
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# make sure it was closed
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read -u 5 foo 2>&1 | grep -q 'invalid file descriptor'
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echo after read
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exec 5<&0
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exec <&-
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read abcde 2>&1 | grep -q 'read error'
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exec 0<&9-
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read line
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echo $line
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