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| author | (no author) <(no author)@b2dd03c8-39d4-4d8f-98ff-823fe69b080e> | 1998-01-23 10:40:43 +0000 |
|---|---|---|
| committer | (no author) <(no author)@b2dd03c8-39d4-4d8f-98ff-823fe69b080e> | 1998-01-23 10:40:43 +0000 |
| commit | 1f8e38befa8e9aef05e4aaa14f464c1754f40cd7 (patch) | |
| tree | 8f5738867ba6c700e284ac6cd45e84b385c22291 /lib/Env.rb | |
| parent | fd1d8cdc09ed86e4a0812120a17ff0d7b04adcaf (diff) | |
This commit was manufactured by cvs2svn to create tag 'v1_1b6'.
git-svn-id: svn+ssh://ci.ruby-lang.org/ruby/tags/v1_1b6@52 b2dd03c8-39d4-4d8f-98ff-823fe69b080e
Diffstat (limited to 'lib/Env.rb')
| -rw-r--r-- | lib/Env.rb | 28 |
1 files changed, 28 insertions, 0 deletions
diff --git a/lib/Env.rb b/lib/Env.rb new file mode 100644 index 0000000000..e52501f801 --- /dev/null +++ b/lib/Env.rb @@ -0,0 +1,28 @@ +# Env.rb -- imports environment variables as global variables +# +# Usage: +# +# p $USER +# $USER = "matz" +# p ENV["USER"] + +for k,v in ENV + next unless /^[a-zA-Z][_a-zA-Z0-9]*/ =~ k + eval <<EOS + $#{k} = %q!#{v}! + trace_var "$#{k}", proc{|v| + ENV[%q!#{k}!] = v; + $#{k} = %q!#{v}! + if v == nil + untrace_var "$#{k}" + end + } +EOS +end + +p $TERM +$TERM = nil +p $TERM +p ENV["TERM"] +$TERM = "foo" +p ENV["TERM"] |