pipeline_w(*cmds, &block)
Class Public methods
::pipeline_w starts a list of commands as a pipeline with a pipe which connects stdin of the first command.
Open3.pipeline_w(cmd1, cmd2, ... [, opts]) {|first_stdin, wait_threads|
...
}
first_stdin, wait_threads = Open3.pipeline_w(cmd1, cmd2, ... [, opts])
...
first_stdin.closeEach cmd is a string or an array. If it is an array, the elements are passed to Process.spawn.
cmd: commandline command line string which is passed to a shell [env, commandline, opts] command line string which is passed to a shell [env, cmdname, arg1, ..., opts] command name and one or more arguments (no shell) [env, [cmdname, argv0], arg1, ..., opts] command name and arguments including argv[0] (no shell) Note that env and opts are optional, as Process.spawn.
Example:
Open3.pipeline_w("bzip2 -c", :out=>"/tmp/hello.bz2") {|i, ts|
i.puts "hello"
}
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