svn commit: r206082 - in head: . share/man/man7 share/mk sys/conf

[Alexander Leidinger]

Quoting Robert Watson <rwatson at FreeBSD.org> (from Fri, 2 Apr 2010  
10:56:22 +0100 (BST)):

>
> On Fri, 2 Apr 2010, Alexander Leidinger wrote:
>
>> WITH_CTF can now be specified in src.conf (not recommended, there
>> are some problems with static executables), make.conf (would also
>> affect ports which do not use GNU make and do not override the
>> compile targets) or in the kernel config (via "makeoptions
>> WITH_CTF=yes").
>>
>> Additional (related) changes:
>>  - propagate WITH_CTF to module builds
>>  - do not add -g to the linker flags, it's a noop there anyway
>>    (at least according to the man page of ld)
>>  - do not add -g to CFLAGS unconditionally
>>    we need to have a look if it is really needed (IMO not) or if there
>>    is a way to add it only when WITH_CTF is used
>>
>> Note: ctfconvert / ctfmerge lines will not appear in the build output,
>> to protect the innocent (those which do not build with WITH_CTF would
>> see the shell-test and may think WITH_CTF is used).
>
> Excellent -- I'm really glad to see this getting sorted out at last.
>
> I think there's a reasonable argument that we should be compiling  
> options KDTRACE_HOOKS into GENERIC, and likewise enabling CTF on the  
> kernel by default in 9.x.  Part of the point of DTrace is that it  
> "just works", and we already compile CDDL modules by default (and  
> the hooks don't affect the license of the base kernel as far as I'm  
> aware).  Any thoughts on this?

I'm in favour of this. You just need to commit 2 lines for GENERIC  
(and one for NOTES, I think)...

Bye,
Alexander.

-- 
http://www.Leidinger.net  Alexander @ Leidinger.net: PGP ID = B0063FE7
http://www.FreeBSD.org     netchild @ FreeBSD.org  : PGP ID = 72077137
BOFH excuse #36:

dynamic software linking table corrupted