From owner-dev-commits-src-branches@freebsd.org Sat Aug 14 13:04:56 2021 Return-Path: Delivered-To: dev-commits-src-branches@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 63F2B66D062; Sat, 14 Aug 2021 13:04:56 +0000 (UTC) (envelope-from git@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 "R3" (verified OK)) by mx1.freebsd.org (Postfix) with ESMTPS id 4Gn0yJ2Shqz3ml8; Sat, 14 Aug 2021 13:04:56 +0000 (UTC) (envelope-from git@FreeBSD.org) Received: from gitrepo.freebsd.org (gitrepo.freebsd.org [IPv6:2610:1c1:1:6068::e6a:5]) (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 did not present a certificate) by mxrelay.nyi.freebsd.org (Postfix) with ESMTPS id 3CB04225D3; Sat, 14 Aug 2021 13:04:56 +0000 (UTC) (envelope-from git@FreeBSD.org) Received: from gitrepo.freebsd.org ([127.0.1.44]) by gitrepo.freebsd.org (8.16.1/8.16.1) with ESMTP id 17ED4ucF045670; Sat, 14 Aug 2021 13:04:56 GMT (envelope-from git@gitrepo.freebsd.org) Received: (from git@localhost) by gitrepo.freebsd.org (8.16.1/8.16.1/Submit) id 17ED4uAD045669; Sat, 14 Aug 2021 13:04:56 GMT (envelope-from git) Date: Sat, 14 Aug 2021 13:04:56 GMT Message-Id: <202108141304.17ED4uAD045669@gitrepo.freebsd.org> To: src-committers@FreeBSD.org, dev-commits-src-all@FreeBSD.org, dev-commits-src-branches@FreeBSD.org From: Dimitry Andric Subject: git: 2b53701772f0 - stable/11 - Add ElfW() macro for compatibility with Linux MIME-Version: 1.0 Content-Type: text/plain; charset=utf-8 Content-Transfer-Encoding: 8bit X-Git-Committer: dim X-Git-Repository: src X-Git-Refname: refs/heads/stable/11 X-Git-Reftype: branch X-Git-Commit: 2b53701772f00a0bfa1783f5e82a9a497f335f2a Auto-Submitted: auto-generated X-BeenThere: dev-commits-src-branches@freebsd.org X-Mailman-Version: 2.1.34 Precedence: list List-Id: Commits to the stable branches of the FreeBSD src repository List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , X-List-Received-Date: Sat, 14 Aug 2021 13:04:56 -0000 The branch stable/11 has been updated by dim: URL: https://cgit.FreeBSD.org/src/commit/?id=2b53701772f00a0bfa1783f5e82a9a497f335f2a commit 2b53701772f00a0bfa1783f5e82a9a497f335f2a Author: Dimitry Andric AuthorDate: 2021-08-05 18:57:22 +0000 Commit: Dimitry Andric CommitDate: 2021-08-14 13:03:26 +0000 Add ElfW() macro for compatibility with Linux Some Linux software using ELF headers assumes the existence of an ElfW(type) macro, which concatenates 'Elf', the default ELF word size, and the given type. This is identical to our __ElfN(x) macro in . Add the macro for compatibility, with a comment that we prefer the __ElfN() macro for FreeBSD. Reviewed by: emaste, kib Differential Revision: https://reviews.freebsd.org/D31427 MFC after: 1 week (cherry picked from commit 34e7e4b6a059eee5e4e3e34de5b9d5f0d6e589f9) --- sys/sys/elf_generic.h | 3 +++ 1 file changed, 3 insertions(+) diff --git a/sys/sys/elf_generic.h b/sys/sys/elf_generic.h index 5ff5242efcb2..34f4f47e064d 100644 --- a/sys/sys/elf_generic.h +++ b/sys/sys/elf_generic.h @@ -55,6 +55,9 @@ #define __ELFN(x) __CONCAT(__CONCAT(__CONCAT(ELF,__ELF_WORD_SIZE),_),x) #define __ElfType(x) typedef __ElfN(x) __CONCAT(Elf_,x) +/* Define ElfW for compatibility with Linux, prefer __ElfN() in FreeBSD code */ +#define ElfW(x) __ElfN(x) + __ElfType(Addr); __ElfType(Half); __ElfType(Off);