зеркало из https://github.com/github/ruby.git
34 строки
590 B
Ruby
34 строки
590 B
Ruby
# importenv.rb -- imports environment variables as global variables, Perlish ;(
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#
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# Usage:
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#
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# require 'importenv'
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# p $USER
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# $USER = "matz"
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# p ENV["USER"]
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warn "Warning:#{caller[0].sub(/:in `.*'\z/, '')}: importenv is deprecated after Ruby 1.8.1 (no replacement)"
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for k,v in ENV
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next unless /^[a-zA-Z][_a-zA-Z0-9]*/ =~ k
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eval <<EOS
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$#{k} = v
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trace_var "$#{k}", proc{|v|
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ENV[%q!#{k}!] = v
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$#{k} = v
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if v == nil
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untrace_var "$#{k}"
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end
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}
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EOS
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end
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if __FILE__ == $0
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p $TERM
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$TERM = nil
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p $TERM
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p ENV["TERM"]
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$TERM = "foo"
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p ENV["TERM"]
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end
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