53 lines
471 B
Text
53 lines
471 B
Text
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: ${TMPDIR:=/var/tmp}
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SHELLSFILE=$TMPDIR/shells-$$
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cat > $TMPDIR/shells-$$ <<EOF
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/bin/bash
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/bin/csh
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/bin/ksh
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/bin/sh
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/bin/tcsh
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/bin/zsh
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EOF
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oclosev()
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{
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exec {v}>&-
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}
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iclosev()
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{
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exec {v}<&-
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}
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exec {v}>&1
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echo $v
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echo foo 1 >&$v
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echo foo 2 >&$v
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echo foo 3 >&$v
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oclosev
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exec {v}<$SHELLSFILE
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echo $v
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while read line <&$v
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do
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echo $line
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done
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iclosev
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type oclosev
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type iclosev
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while read -r -u ${fd}
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do
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echo $REPLY
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done {fd}<$SHELLSFILE
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rm -f $SHELLSFILE
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exit 0
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