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Clear POSIXLY_CORRECT when using optparse 

In case a user (perhaps inadvertently, or for particular reasons) has POSIXLY_CORRECT
set in their environment, make sure to clear it before calling optparse.optparse!() since
we don't really want POSIXLY_CORRECT argument parsing.
This commit is contained in:
Brian J. Murrell 2017-06-14 12:57:10 -04:00 committed by GitHub
parent e697f2f9a5
commit 583fb3c787
1 changed files with 3 additions and 0 deletions
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3
lib/vagrant/plugin/v2/command.rb
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@ -43,6 +43,9 @@ module Vagrant
# If this method returns `nil`, then you should assume that help # If this method returns `nil`, then you should assume that help
# was printed and parsing failed. # was printed and parsing failed.
def parse_options(opts=nil) def parse_options(opts=nil)
# make sure optparse doesn't use POSIXLY_CORRECT parsing
ENV["POSIXLY_CORRECT"] = nil
# Creating a shallow copy of the arguments so the OptionParser # Creating a shallow copy of the arguments so the OptionParser
# doesn't destroy the originals. # doesn't destroy the originals.
argv = @argv.dup argv = @argv.dup