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Name	Size	Permission	Date
capture2-c.ri	1.31 KB	-rw-r--r--	2026-04-07 17:42
capture2-i.ri	1.3 KB	-rw-r--r--	2026-04-07 17:42
capture2e-c.ri	983 B	-rw-r--r--	2026-04-07 17:42
capture2e-i.ri	982 B	-rw-r--r--	2026-04-07 17:42
capture3-c.ri	1.98 KB	-rw-r--r--	2026-04-07 17:42
capture3-i.ri	1.98 KB	-rw-r--r--	2026-04-07 17:42
cdesc-Open3.ri	820 B	-rw-r--r--	2026-04-07 17:42
pipeline-c.ri	2.18 KB	-rw-r--r--	2026-04-07 17:42
pipeline-i.ri	2.18 KB	-rw-r--r--	2026-04-07 17:42
pipeline_r-c.ri	1.82 KB	-rw-r--r--	2026-04-07 17:42
pipeline_r-i.ri	1.82 KB	-rw-r--r--	2026-04-07 17:42
pipeline_rw-c.ri	2.05 KB	-rw-r--r--	2026-04-07 17:42
pipeline_rw-i.ri	2.05 KB	-rw-r--r--	2026-04-07 17:42
pipeline_start-c.ri	1.98 KB	-rw-r--r--	2026-04-07 17:42
pipeline_start-i.ri	1.98 KB	-rw-r--r--	2026-04-07 17:42
pipeline_w-c.ri	1.41 KB	-rw-r--r--	2026-04-07 17:42
pipeline_w-i.ri	1.41 KB	-rw-r--r--	2026-04-07 17:42
popen2-c.ri	1.43 KB	-rw-r--r--	2026-04-07 17:42
popen2-i.ri	1.43 KB	-rw-r--r--	2026-04-07 17:42
popen2e-c.ri	1.3 KB	-rw-r--r--	2026-04-07 17:42
popen2e-i.ri	1.3 KB	-rw-r--r--	2026-04-07 17:42
popen3-c.ri	2.55 KB	-rw-r--r--	2026-04-07 17:42
popen3-i.ri	2.55 KB	-rw-r--r--	2026-04-07 17:42

Rename

U:RDoc::AnyMethod[iI"
pipeline:ETI"Open3::pipeline;TT:privateo:RDoc::Markup::Document:@parts[o:RDoc::Markup::Paragraph;	[	I"=Open3.pipeline starts a list of commands as a pipeline. ;TI"2It waits for the completion of the commands. ;TI"=No pipes are created for stdin of the first command and ;TI" stdout of the last command.;To:RDoc::Markup::BlankLine�o:RDoc::Markup::Verbatim;	[I"<status_list = Open3.pipeline(cmd1, cmd2, ... [, opts])
;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 Process.spawn.
;T;
0o;
;	[I"
Example:;T@o;;	[$I"-fname = "/usr/share/man/man1/ruby.1.gz"
;TI"=p Open3.pipeline(["zcat", fname], "nroff -man", "less")
;TI"0#=> [#<Process::Status: pid 11817 exit 0>,
;TI"0#    #<Process::Status: pid 11820 exit 0>,
;TI"0#    #<Process::Status: pid 11828 exit 0>]
;TI"
;TI"+fname = "/usr/share/man/man1/ls.1.gz"
;TI"=Open3.pipeline(["zcat", fname], "nroff -man", "colcrt")
;TI"
;TI"6# convert PDF to PS and send to a printer by lpr
;TI"pdf_file = "paper.pdf"
;TI"printer = "printer-name"
;TI"0Open3.pipeline(["pdftops", pdf_file, "-"],
;TI"-               ["lpr", "-P#{printer}"])
;TI"
;TI"# count lines
;TI"HOpen3.pipeline("sort", "uniq -c", :in=>"names.txt", :out=>"count")
;TI"
;TI"# cyclic pipeline
;TI"r,w = IO.pipe
;TI"w.print "ibase=14\n10\n"
;TI";Open3.pipeline("bc", "tee /dev/tty", :in=>r, :out=>w)
;TI"#=> 14
;TI"#   18
;TI"#   22
;TI"#   30
;TI"#   42
;TI"#   58
;TI"#   78
;TI"
#   106
;TI"#   202;T;
0:
@fileI"lib/open3.rb;T:0@omit_headings_from_table_of_contents_below000[�I"(*cmds);T@FFI"
Open3;TcRDoc::NormalModule00