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HEAD
Merge branch 'vendor/XZ'
[dragonfly.git]
/
tools
/
regression
/
bin
/
sh
/
execution
/
set-x2.0
1
# $FreeBSD: head/tools/regression/bin/sh/execution/set-x2.0 222882 2011-06-08 21:58:19Z jilles $
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key='must contain this'
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PS4="$key+ "
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{ r=`set -x; { :; } 2>&1 >/dev/null`; } 2>/dev/null
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case $r in
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*"$key"*) true ;;
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*) false ;;
9
esac