Backport #7941 ยป configure.in.diff
| configure.in (working copy) | ||
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unexpand_shvar() {
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local var=$1 val n v expr quote
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shift
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test "$#" == 0 && return
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test "$#" = 0 && return
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quote=['s/${[^${}"]*}/"&"/g']
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for n do
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eval v='"$'$n'"'
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