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configure.in: escape double-quotes

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* configure.in (unexpand_shvar): escape double-quotes in backquotes in
  double-quotes for some shells.  [Bug #7959]

git-svn-id: svn+ssh://ci.ruby-lang.org/ruby/trunk@39525 b2dd03c8-39d4-4d8f-98ff-823fe69b080e
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nobu 2013-02-27 05:24:01 +00:00
parent 46e0ce84d5
commit 2e3fc1f064
1 changed files with 1 additions and 1 deletions
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2
configure.in
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@ -3286,7 +3286,7 @@ unexpand_shvar() {
test "$#" -eq 0 && return
for n do
eval v='"$'$n'"'
v="`echo \"$v\" | sed -e ['s/${[^${}"]*}/"&"/g'] -e ['s/[][$|.\\?*]/\\\\&/g']`"
v="`echo \"$v\" | sed -e ['s/${[^${}\"]*}/\"&\"/g'] -e ['s/[][$|.\\?*]/\\\\&/g']`"
if test -n "$v"; then
expr=["${expr};s|"'\("[^$"]*\)'"$v|\\1\${$n}\"|g"]
AS_CASE(["$v"], [*'${'*'}'*], [expr=["$expr;s|$v|\"\${$n}\"|g"]])