pipeline_r(*cmds, &block)
Class Public methods
::pipeline_r starts a list of
commands as a pipeline with a pipe which connects stdout of the last
command.
Open3.pipeline_r(cmd1, cmd2, ... [, opts]) {|last_stdout, wait_threads|
...
}
last_stdout, wait_threads = Open3.pipeline_r(cmd1, cmd2, ... [, opts])
...
last_stdout.close
Each cmd is a string or an array. If it is an array, the elements are
passed to Process.spawn.
cmd:
commandline command li
