Current File : //opt/alt/ruby18/lib64/ruby/1.8/importenv.rb
# importenv.rb -- imports environment variables as global variables, Perlish ;(
#
# Usage:
#
# require 'importenv'
# p $USER
# $USER = "matz"
# p ENV["USER"]
warn "Warning:#{caller[0].sub(/:in `.*'\z/, '')}: importenv is deprecated after Ruby 1.8.1 (no replacement)"
for k,v in ENV
next unless /^[a-zA-Z][_a-zA-Z0-9]*/ =~ k
eval <<EOS
$#{k} = v
trace_var "$#{k}", proc{|v|
ENV[%q!#{k}!] = v
$#{k} = v
if v == nil
untrace_var "$#{k}"
end
}
EOS
end
if __FILE__ == $0
p $TERM
$TERM = nil
p $TERM
p ENV["TERM"]
$TERM = "foo"
p ENV["TERM"]
end