From owner-svn-src-all@freebsd.org Tue Oct 27 12:27:27 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 37DB044B3AA; Tue, 27 Oct 2020 12:27:27 +0000 (UTC) (envelope-from kevans@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 4CL9vM03Cxz4kv0; Tue, 27 Oct 2020 12:27:27 +0000 (UTC) (envelope-from kevans@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 DAA12B79E; Tue, 27 Oct 2020 12:27:26 +0000 (UTC) (envelope-from kevans@FreeBSD.org) Received: from repo.freebsd.org ([127.0.1.37]) by repo.freebsd.org (8.15.2/8.15.2) with ESMTP id 09RCRQmo018076; Tue, 27 Oct 2020 12:27:26 GMT (envelope-from kevans@FreeBSD.org) Received: (from kevans@localhost) by repo.freebsd.org (8.15.2/8.15.2/Submit) id 09RCRQEN018075; Tue, 27 Oct 2020 12:27:26 GMT (envelope-from kevans@FreeBSD.org) Message-Id: <202010271227.09RCRQEN018075@repo.freebsd.org> X-Authentication-Warning: repo.freebsd.org: kevans set sender to kevans@FreeBSD.org using -f From: Kyle Evans Date: Tue, 27 Oct 2020 12:27:26 +0000 (UTC) To: src-committers@freebsd.org, svn-src-all@freebsd.org, svn-src-head@freebsd.org Subject: svn commit: r367076 - head/usr.bin/diff X-SVN-Group: head X-SVN-Commit-Author: kevans X-SVN-Commit-Paths: head/usr.bin/diff X-SVN-Commit-Revision: 367076 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: Tue, 27 Oct 2020 12:27:27 -0000 Author: kevans Date: Tue Oct 27 12:27:26 2020 New Revision: 367076 URL: https://svnweb.freebsd.org/changeset/base/367076 Log: diff: don't force the format to 'context' with -p immediately Instead, leave the fomat as unspecified (if it hasn't been) and use the -p flag as a hint to 'context' if no other formatting option is specified. This fixes `diff -purw`, used frequently by emaste, and matches the behavior of its GNU counterpart. PR: 250015 Reviewed by: emaste MFC after: 1 week Modified: head/usr.bin/diff/diff.c Modified: head/usr.bin/diff/diff.c ============================================================================== --- head/usr.bin/diff/diff.c Tue Oct 27 11:29:11 2020 (r367075) +++ head/usr.bin/diff/diff.c Tue Oct 27 12:27:26 2020 (r367076) @@ -210,17 +210,6 @@ main(int argc, char **argv) diff_format = D_NREVERSE; break; case 'p': - /* - * If it's not unset and it's not set to context or - * unified, we'll error out here as a conflicting - * format. If it's unset, we'll go ahead and set it to - * context. - */ - if (FORMAT_MISMATCHED(D_CONTEXT) && - FORMAT_MISMATCHED(D_UNIFIED)) - conflicting_format(); - if (diff_format == D_UNSET) - diff_format = D_CONTEXT; dflags |= D_PROTOTYPE; break; case 'P': @@ -320,6 +309,8 @@ main(int argc, char **argv) newarg = optind != prevoptind; prevoptind = optind; } + if (diff_format == D_UNSET && (dflags & D_PROTOTYPE) != 0) + diff_format = D_CONTEXT; if (diff_format == D_UNSET) diff_format = D_NORMAL; argc -= optind;