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Migration.rb: deal with $stdin being Nil (happend for some reason in … #278

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Migration.rb: deal with $stdin being Nil (happend for some reason in … #278

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7 changes: 6 additions & 1 deletion lib/svn2git/migration.rb
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Original file line number Diff line number Diff line change
Expand Up @@ -402,7 +402,12 @@ def run_command(cmd, exit_on_error=true, printout_output=false)
# for input and place any received values on a queue for consumption by a pass-through thread that will forward
# the contents to the underlying sub-process's stdin pipe.
@stdin_thread ||= Thread.new do
loop { @stdin_queue << $stdin.gets.chomp }
loop do
str = $stdin.gets
if str
@stdin_queue << $stdin.gets.chomp
end
end
end

# Open4 forks, which JRuby doesn't support. But JRuby added a popen4-compatible method on the IO class,
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