From owner-svn-src-all@freebsd.org Mon Jul 27 16:51:24 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 35729368B13; Mon, 27 Jul 2020 16:51:24 +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 4BFm6N0hqTz43lq; Mon, 27 Jul 2020 16:51:24 +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 F0BDE20D33; Mon, 27 Jul 2020 16:51:23 +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 06RGpNrl064988; Mon, 27 Jul 2020 16:51:23 GMT (envelope-from fernape@FreeBSD.org) Received: (from fernape@localhost) by repo.freebsd.org (8.15.2/8.15.2/Submit) id 06RGpNcK064987; Mon, 27 Jul 2020 16:51:23 GMT (envelope-from fernape@FreeBSD.org) Message-Id: <202007271651.06RGpNcK064987@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: Mon, 27 Jul 2020 16:51:23 +0000 (UTC) To: src-committers@freebsd.org, svn-src-all@freebsd.org, svn-src-head@freebsd.org Subject: svn commit: r363620 - head/usr.bin/comm X-SVN-Group: head X-SVN-Commit-Author: fernape X-SVN-Commit-Paths: head/usr.bin/comm X-SVN-Commit-Revision: 363620 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: Mon, 27 Jul 2020 16:51:24 -0000 Author: fernape (ports committer) Date: Mon Jul 27 16:51:23 2020 New Revision: 363620 URL: https://svnweb.freebsd.org/changeset/base/363620 Log: comm(1): Add EXAMPLES section Add two very simple examples. Approved by: manpages (gbe@) Differential Revision: https://reviews.freebsd.org/D25344 Modified: head/usr.bin/comm/comm.1 Modified: head/usr.bin/comm/comm.1 ============================================================================== --- head/usr.bin/comm/comm.1 Mon Jul 27 16:37:18 2020 (r363619) +++ head/usr.bin/comm/comm.1 Mon Jul 27 16:51:23 2020 (r363620) @@ -31,7 +31,7 @@ .\" From: @(#)comm.1 8.1 (Berkeley) 6/6/93 .\" $FreeBSD$ .\" -.Dd December 12, 2009 +.Dd July 27, 2020 .Dt COMM 1 .Os .Sh NAME @@ -95,6 +95,35 @@ as described in .Xr environ 7 . .Sh EXIT STATUS .Ex -std +.Sh EXAMPLES +Assuming a file named +.Pa example.txt +with the following contents: +.Bd -literal -offset indent +a +b +c +d +.Ed +.Pp +Show lines only in +.Pa example.txt , +lines only in stdin and common lines: +.Bd -literal -offset indent +$ echo -e "B\enc" | comm example.txt - + B +a +b + c +d +.Ed +.Pp +Show only common lines doing case insensitive comparisons: +.Bd -literal -offset indent +$ echo -e "B\enc" | comm -1 -2 -i example.txt - +b +c +.Ed .Sh SEE ALSO .Xr cmp 1 , .Xr diff 1 , @@ -108,9 +137,7 @@ utility conforms to .Pp The .Fl i -option is an extension to the -.Tn POSIX -standard. +option is an extension to the POSIX standard. .Sh HISTORY A .Nm