Module: Jekyll::LastModifiedAt::Executor

Extended by:
POSIX::Spawn
Defined in:
lib/jekyll-last-modified-at/executor.rb

Class Method Summary collapse

Class Method Details

.sh(*args) ⇒ Object 



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# File 'lib/jekyll-last-modified-at/executor.rb', line 8

def self.sh(*args)
  r, w = IO.pipe
  e, eo = IO.pipe
  pid = spawn(*args, {
    :out => w, r => :close,
    :err => eo, e => :close
  })

  if pid > 0
    w.close
    eo.close
    out = r.read
    err = e.read
    ::Process.waitpid(pid)
    if out
      "#{out} #{err}".strip
    end
  end
ensure
  [r, w, e, eo].each{ |io| io.close rescue nil }
end