diff options
Diffstat (limited to 'ruby_1_8_5/lib/importenv.rb')
-rw-r--r-- | ruby_1_8_5/lib/importenv.rb | 33 |
1 files changed, 33 insertions, 0 deletions
diff --git a/ruby_1_8_5/lib/importenv.rb b/ruby_1_8_5/lib/importenv.rb new file mode 100644 index 0000000000..8e1ba33b1d --- /dev/null +++ b/ruby_1_8_5/lib/importenv.rb @@ -0,0 +1,33 @@ +# 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 |