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module Puppet::Util::Execution
module_function
# Run some code with a specific environment. Resets the environment back to
# what it was at the end of the code.
def withenv(hash)
oldvals = {}
hash.each do |name, val|
name = name.to_s
oldvals[name] = ENV[name]
ENV[name] = val
end
yield
ensure
oldvals.each do |name, val|
ENV[name] = val
end
end
end
# $Id$
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