U:RDoc::AnyMethod[iI"pipeline_start:ETI"Open3::pipeline_start;TT:publico:RDoc::Markup::Document:@parts[o:RDoc::Markup::Paragraph;	[I"COpen3.pipeline_start starts a list of commands as a pipeline. ;TI"=No pipes are created for stdin of the first command and ;TI" stdout of the last command.;To:RDoc::Markup::BlankLineo:RDoc::Markup::Verbatim;	[I"DOpen3.pipeline_start(cmd1, cmd2, ... [, opts]) {|wait_threads|
;TI"  ...
;TI"}
;TI"
;TI"Cwait_threads = Open3.pipeline_start(cmd1, cmd2, ... [, opts])
;TI"	...
;T:@format0o;
;	[I"'Each cmd is a string or an array. ;TI"AIf it is an array, the elements are passed to Process.spawn.;T@o;;	[I"
cmd:
;TI"_  commandline                              command line string which is passed to a shell
;TI"_  [env, commandline, opts]                 command line string which is passed to a shell
;TI"b  [env, cmdname, arg1, ..., opts]          command name and one or more arguments (no shell)
;TI"h  [env, [cmdname, argv0], arg1, ..., opts] command name and arguments including argv[0] (no shell)
;TI"
;TI"@Note that env and opts are optional, as for Process.spawn.
;T;
0o;
;	[I"
Example:;T@o;;	[I" # Run xeyes in 10 seconds.
;TI")Open3.pipeline_start("xeyes") {|ts|
;TI"  sleep 10
;TI"  t = ts[0]
;TI"#  Process.kill("TERM", t.pid)
;TI"E  p t.value #=> #<Process::Status: pid 911 SIGTERM (signal 15)>
;TI"}
;TI"
;TI"3# Convert pdf to ps and send it to a printer.
;TI"1# Collect error message of pdftops and lpr.
;TI"pdf_file = "paper.pdf"
;TI"printer = "printer-name"
;TI"err_r, err_w = IO.pipe
;TI"6Open3.pipeline_start(["pdftops", pdf_file, "-"],
;TI"3                     ["lpr", "-P#{printer}"],
;TI"-                     :err=>err_w) {|ts|
;TI"  err_w.close
;TI"9  p err_r.read # error messages of pdftops and lpr.
;TI"};T;
0:
@fileI"lib/open3.rb;T:0@omit_headings_from_table_of_contents_below000[I"(*cmds, &block);T@>FI"
Open3;TcRDoc::NormalModule00