From owner-svn-src-all@freebsd.org Thu Jun 18 15:14:11 2020 Return-Path: Delivered-To: svn-src-all@mailman.nyi.freebsd.org Received: from mx1.freebsd.org (mx1.freebsd.org [IPv6:2610:1c1:1:606c::19:1]) by mailman.nyi.freebsd.org (Postfix) with ESMTP id 0C5FD352D72; Thu, 18 Jun 2020 15:14:11 +0000 (UTC) (envelope-from fernape@FreeBSD.org) Received: from mxrelay.nyi.freebsd.org (mxrelay.nyi.freebsd.org [IPv6:2610:1c1:1:606c::19:3]) (using TLSv1.3 with cipher TLS_AES_256_GCM_SHA384 (256/256 bits) key-exchange X25519 server-signature RSA-PSS (4096 bits) server-digest SHA256 client-signature RSA-PSS (4096 bits) client-digest SHA256) (Client CN "mxrelay.nyi.freebsd.org", Issuer "Let's Encrypt Authority X3" (verified OK)) by mx1.freebsd.org (Postfix) with ESMTPS id 49nlpB6LCdz4qGf; Thu, 18 Jun 2020 15:14:10 +0000 (UTC) (envelope-from fernape@FreeBSD.org) Received: from repo.freebsd.org (repo.freebsd.org [IPv6:2610:1c1:1:6068::e6a:0]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (Client did not present a certificate) by mxrelay.nyi.freebsd.org (Postfix) with ESMTPS id D462EB7F2; Thu, 18 Jun 2020 15:14:10 +0000 (UTC) (envelope-from fernape@FreeBSD.org) Received: from repo.freebsd.org ([127.0.1.37]) by repo.freebsd.org (8.15.2/8.15.2) with ESMTP id 05IFEAC9048478; Thu, 18 Jun 2020 15:14:10 GMT (envelope-from fernape@FreeBSD.org) Received: (from fernape@localhost) by repo.freebsd.org (8.15.2/8.15.2/Submit) id 05IFEA1a048477; Thu, 18 Jun 2020 15:14:10 GMT (envelope-from fernape@FreeBSD.org) Message-Id: <202006181514.05IFEA1a048477@repo.freebsd.org> X-Authentication-Warning: repo.freebsd.org: fernape set sender to fernape@FreeBSD.org using -f From: =?UTF-8?Q?Fernando_Apestegu=c3=ada?= Date: Thu, 18 Jun 2020 15:14:10 +0000 (UTC) To: src-committers@freebsd.org, svn-src-all@freebsd.org, svn-src-head@freebsd.org Subject: svn commit: r362328 - head/usr.bin/split X-SVN-Group: head X-SVN-Commit-Author: fernape X-SVN-Commit-Paths: head/usr.bin/split X-SVN-Commit-Revision: 362328 X-SVN-Commit-Repository: base MIME-Version: 1.0 Content-Type: text/plain; charset=UTF-8 Content-Transfer-Encoding: 8bit X-BeenThere: svn-src-all@freebsd.org X-Mailman-Version: 2.1.33 Precedence: list List-Id: "SVN commit messages for the entire src tree \(except for " user" and " projects" \)" List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , X-List-Received-Date: Thu, 18 Jun 2020 15:14:11 -0000 Author: fernape (ports committer) Date: Thu Jun 18 15:14:10 2020 New Revision: 362328 URL: https://svnweb.freebsd.org/changeset/base/362328 Log: split(1): Add EXAMPLES section Add EXAMPLES covering -d, -n and -p Include small explanation about the size of the chunks for the -n option Approved by: 0mp Differential Revision: https://reviews.freebsd.org/D25198 Modified: head/usr.bin/split/split.1 Modified: head/usr.bin/split/split.1 ============================================================================== --- head/usr.bin/split/split.1 Thu Jun 18 13:19:56 2020 (r362327) +++ head/usr.bin/split/split.1 Thu Jun 18 15:14:10 2020 (r362328) @@ -122,6 +122,12 @@ lines in length. Split file into .Ar chunk_count smaller files. +The first n - 1 files will be of size (size of +.Ar file +/ +.Ar chunk_count +) +and the last file will contain the remaining bytes. .It Fl p Ar pattern The file is split whenever an input line matches .Ar pattern , @@ -164,6 +170,36 @@ as described in .Xr environ 7 . .Sh EXIT STATUS .Ex -std +.Sh EXAMPLES +Split input into as many files as needed, so that each file contains at most 2 +lines: +.Bd -literal -offset indent +$ echo -e "first line\\nsecond line\\nthird line\\nforth line" | split -l2 +.Ed +.Pp +Split input in chunks of 10 bytes using numeric prefixes for file names. +This generates two files of 10 bytes (x00 and x01) and a third file (x02) with the +remaining 2 bytes: +.Bd -literal -offset indent +$ echo -e "This is 22 bytes long" | split -d -b10 +.Ed +.Pp +Split input generating 6 files: +.Bd -literal -offset indent +echo -e "This is 22 bytes long" | split -n 6 +.Ed +.Pp +Split input creating a new file every time a line matches the regular expression +for a +.Dq t +followed by either +.Dq a +or +.Dq u +thus creating two files: +.Bd -literal -offset indent +$ echo -e "stack\\nstock\\nstuck\\nanother line" | split -p 't[au]' +.Ed .Sh SEE ALSO .Xr csplit 1 , .Xr re_format 7