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dtrace: wait command

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* test/dtrace/helper.rb (DTrace::TestCase::READ_PROBES): wait
  the spawned command not to make a waiter thread.  fix up r55736.

git-svn-id: svn+ssh://ci.ruby-lang.org/ruby/trunk@55762 b2dd03c8-39d4-4d8f-98ff-823fe69b080e
This commit is contained in:
nobu 2016-07-26 16:22:56 +00:00
parent bd9039e24f
commit 01fb7e5b71
1 changed files with 5 additions and 2 deletions
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7
test/dtrace/helper.rb
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@ -31,9 +31,12 @@ module DTrace
DTRACE_CMD = %w[dtrace -b 8m]
when /darwin/i
READ_PROBES = proc do |cmd|
PTY.spawn(*cmd) do |io, _|
break io.readlines.each {|line| line.sub!(/\r$/, "")}
lines = nil
PTY.spawn(*cmd) do |io, _, pid|
lines = io.readlines.each {|line| line.sub!(/\r$/, "")}
Process.wait(pid)
end
lines
end
end