Buildworld failure in libmagic on old system

[Pyun YongHyeon]

On Sat, Mar 10, 2007 at 06:23:53PM -0500, Kris Kennaway wrote:
 > On Sat, Mar 10, 2007 at 11:02:01PM +0000, Gavin Atkinson wrote:
 > > 
 > > Hi all,
 > > 
 > > I've been seeing a build failure on sparc64 for a while on one of my
 > > machines, last built Thu Dec  8 13:52:22 GMT 2005 (yes, I know it's
 > > old!), where it looks like there's some issue with which version of libc
 > > gets used.  I've been trying to upgrade this every two months or so
 > > since then, without success, so it's time to report it!
 > > 
 > > Full compile log at http://www-users.york.ac.uk/~ga9/build-20070309.txt
 > > 
 > > I suspect a libc issue because of the following:
 > > 
 > > leeloo# pwd
 > > /usr/obj/usr/src/lib/libmagic
 > > leeloo# ./mkmagic magic
 > > Segmentation fault (core dumped)
 > > leeloo# echo $LD_PRELOAD
 > > LD_PRELOAD: Undefined variable.
 > > leeloo# setenv LD_PRELOAD /usr/obj/usr/src/lib/libc/libc.so.7
 > > leeloo# echo $LD_PRELOAD
 > > /usr/obj/usr/src/lib/libc/libc.so.7
 > > leeloo# ./mkmagic magic
 > > leeloo#
 > > 
 > > Is this something which should be fixed in the source?  I'm sure setting
 > > the OSRELDATE=0 hack to tell it the world that is installed is "really
 > > old" may well fix it, and I'm happy to do that, I'm just wondering if
 > > something is not being rebuilt somewhere where it should be?
 > > 
 > > There is one Google hit with a similar problem -
 > > http://lists.freebsd.org/pipermail/freebsd-sparc64/2006-June/004159.html
 > > - which is a tinderbox failure in June 2006.  I'm pretty sure I first
 > > saw the problem before that (although I could be wrong).  I also can't
 > > seem to see any commit that would have got the tinderbox working.
 > 
 > There is a malloc error in that code which causes it to segfault when
 > MALLOC_OPTIONS=AJ.  Not doing this is the workaround, but someone
 > should track down and fix it.
 > 

Long time ago I've encountered the same problem on sparc64 and I posted
possible fix to CURRENT. However I didn't receive any comments form
obrien@ since then. See the follow thread and posted patch.

http://lists.freebsd.org/pipermail/freebsd-current/2006-August/065115.html

 > Kris

-- 
Regards,
Pyun YongHyeon