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22 lines
403 B
Ruby
22 lines
403 B
Ruby
module Utils
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def self.popen_read(*args, &block)
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popen(args, "rb", &block)
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end
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def self.popen_write(*args, &block)
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popen(args, "wb", &block)
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end
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def self.popen(args, mode)
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IO.popen("-", mode) do |pipe|
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if pipe
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return pipe.read unless block_given?
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yield pipe
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else
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$stderr.reopen("/dev/null", "w")
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exec(*args)
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end
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end
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end
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end
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