From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: by sourceware.org (Postfix, from userid 1791) id 03B80385841F; Fri, 9 Feb 2024 17:29:54 +0000 (GMT) DKIM-Filter: OpenDKIM Filter v2.11.0 sourceware.org 03B80385841F DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=sourceware.org; s=default; t=1707499795; bh=fDQf88rxUa9y+/KhU3+sePfqnBbkrG9LyEos84KSz2A=; h=From:To:Subject:Date:From; b=pgLITRw8FalhY4kU708Qlzi03eh3NzUh1h+1mw4l6P0HjXqtnE+oEvdP10c6o8fx+ eO4mw5y9rSUXXoHLu35+1GpDnMszUQJB2h480/ZpUEDEXr3hJUfetvvnj8awVp8pae QwJpYV3NNPHIAf1+Pgu4sJ5LKLtpoT8aDH0VxKdU= Content-Type: text/plain; charset="us-ascii" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit From: Adhemerval Zanella To: glibc-cvs@sourceware.org Subject: [glibc/azanella/clang] sunrpc: Suppress clang warning on struct cmessage X-Act-Checkin: glibc X-Git-Author: Adhemerval Zanella X-Git-Refname: refs/heads/azanella/clang X-Git-Oldrev: 003ff802ab1ffe0ee2f4aed158207765f3e3a7c6 X-Git-Newrev: aaeb500a73424099bd42ed3243ba58b75809767b Message-Id: <20240209172955.03B80385841F@sourceware.org> Date: Fri, 9 Feb 2024 17:29:54 +0000 (GMT) List-Id: https://sourceware.org/git/gitweb.cgi?p=glibc.git;h=aaeb500a73424099bd42ed3243ba58b75809767b commit aaeb500a73424099bd42ed3243ba58b75809767b Author: Adhemerval Zanella Date: Thu Mar 10 14:08:06 2022 -0300 sunrpc: Suppress clang warning on struct cmessage clang complains if a flexible array member (struct cmsghdr) is not a the end of the struct (since it is a GNU extension). The __msgread explicit expects that 'struct ucred' is after the 'cmsg', so suppress the warning. Diff: --- sunrpc/svc_unix.c | 7 +++++++ 1 file changed, 7 insertions(+) diff --git a/sunrpc/svc_unix.c b/sunrpc/svc_unix.c index 8363669c09..c56284e333 100644 --- a/sunrpc/svc_unix.c +++ b/sunrpc/svc_unix.c @@ -65,6 +65,7 @@ #include #include #include +#include /* * Ops vector for AF_UNIX based rpc service handle @@ -308,12 +309,18 @@ svcunix_destroy (SVCXPRT *xprt) } #ifdef SCM_CREDENTIALS +/* clang complains if a flexible array member (struct cmsghdr) is not a the + end of the struct (since it is a GNU extension). The __msgread explicit + expects that 'struct ucred' is after the 'cmsg', so disable the warning. */ +DIAG_PUSH_NEEDS_COMMENT_CLANG; +DIAG_IGNORE_NEEDS_COMMENT_CLANG (13, "-Wgnu-variable-sized-type-not-at-end"); struct cmessage { struct cmsghdr cmsg; struct ucred cmcred; /* hack to make sure we have enough memory */ char dummy[(CMSG_ALIGN (sizeof (struct ucred)) - sizeof (struct ucred) + sizeof (long))]; }; +DIAG_POP_NEEDS_COMMENT_CLANG; /* XXX This is not thread safe, but since the main functions in svc.c and the rpcgen generated *_svc functions for the daemon are also not