Re: [gentoo-embedded] emerge nfs-utils fails

[Ned Ludd]

On Sat, 2004-12-04 at 07:48, Anders Bruun Olsen wrote:
> Hi,
>
> I have installed a stage3-x86-uclibc in a chroot env. in order to make a
> firewall on a nice epia-based machine with only a CF card as storage.
> What I want to do is share /usr/portage and /usr/portage/distfiles on my
> main machine and mount it on my firewall. I already have this working
> with two other machines mounting from my workstation.
> When I try to compile nfs-utils-1.0.6-r4 in my uclibc environment it fails with
> this error:
>
> gcc  -L../../support/lib -o mountd mountd.o mount_dispatch.o auth.o
> rmtab.o cache.o svc_run.o -lexport -lnfs -lmisc  -lwrap -lnsl
> ../../support/lib/libnfs.a(svc_socket.o)(.text+0xb6): In function
> `svc_socket':
> : undefined reference to `getrpcbynumber_r'
>
> I have looked in the source and can see that it includes netdb.h. In
> /usr/include/netdb.h it includes rpc/netdb.h if __USE_MISC is defined.
> getrpcbynumber_r is defined in rpc/netdb.h.
> My first though was that __USE_MISC wasn't defined, so I tried compiling
> with CFLAGS="-D__USE_MISC", but that didn't help.
> I have also tried altering the netdb.h and rpc/netdb.h to define
> getrpcbynumber_r no matter if __USE_MISC is set or not, but that didn't
> work either.

This is what we know on the subject.
http://www.uclibc.org/lists/uclibc/2003-December/007782.html

The solution proposed here might work, it's probably just a bad idea.
http://www.uclibc.org/lists/uclibc/2004-February/008360.html

What would be ideal is for somebody to write a reentrant version of 
getrpcbynumber_r() for uClibc itself.

> This is now beyond my (virtually unexisting) C-skills.
> Can anybody help?
>
> I am using uclibc-0.9.26-r7.
-- 
Ned Ludd <solar@g.o>
Gentoo (hardened,security,infrastructure,embedded) Developer