Date: Tue, 7 Sep 2010 14:00:44 -0400 From: John Baldwin <jhb@freebsd.org> To: Alexander Best <arundel@freebsd.org> Cc: freebsd-bugs@freebsd.org Subject: Re: kern/150199: [build] kernel doesn't compile with SYSVMSG and any of COMPAT_FREEBSD[456] but no COMPAT_FREEBSD7 Message-ID: <201009071400.44940.jhb@freebsd.org> In-Reply-To: <20100907140116.GA70520@freebsd.org> References: <201009071145.o87BjwoX080145@freefall.freebsd.org> <201009070915.18394.jhb@freebsd.org> <20100907140116.GA70520@freebsd.org>
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On Tuesday, September 07, 2010 10:01:16 am Alexander Best wrote: > On Tue Sep 7 10, John Baldwin wrote: > > On Tuesday, September 07, 2010 7:45:58 am arundel@freebsd.org wrote: > > > Synopsis: [build] kernel doesn't compile with SYSVMSG and any of COMPAT_FREEBSD[456] but no COMPAT_FREEBSD7 > > > > > > Responsible-Changed-From-To: freebsd-bugs->jhb > > > Responsible-Changed-By: arundel > > > Responsible-Changed-When: Tue Sep 7 11:40:48 UTC 2010 > > > Responsible-Changed-Why: > > > John might have an opinion on this PR, since he added the '20090624' entry to > > > /usr/src/UPDATING which deals with the COMPAT_FREEBSD[4-7] options. > > > > Not a bug: > > > > 20090624: > > The ABI of various structures related to the SYSV IPC API have been > > changed. As a result, the COMPAT_FREEBSD[456] and COMPAT_43 kernel > > options now all require COMPAT_FREEBSD7. Bump __FreeBSD_version to > > 800100. > > wouldn't something like the following make sense? > > .if !defined(COMPAT_FREEBSD7) > . if defined(COMPAT_43) | defined(COMPAT_FREEBSD4) | defined(COMPAT_FREEBSD5) | defined(COMPAT_FREEBSD6) > COMPAT_FREEBSD7 = true > . endif > .endif > > cheers. > alex The problem is in sysproto.h and init_sysent.c and other files that are autogenerated by makesyscalls.sh as they only support tagging system calls with a single compat version. You could fix the headers by just making the compat stuff non-conditional, but init_sysent.c is not that easy. -- John Baldwin
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