Re: port-arm/48215: pkg_add fails on recent NetBSD/evbearmv6hf-el current

[Matt Thomas <matt%3am-software.com@localhost>]

On Sep 16, 2013, at 8:19 PM, matthew green <mrg%eterna.com.au@localhost> wrote:

> 
>> On Mon, Sep 16, 2013 at 03:15:00PM +0000, Matt Thomas wrote:
>>>> It's probably better to try to arrange the build so MACHINE_ARCH
>>>> contains the right string.
>>>> 
>>>> calling sysctl directly will probably make for compile-time fun on
>>>> Solaris and other legacy platforms.
>>> 
>>> So conditionalize it with #ifdef NETBSD_SOURCE / #endif=
>> 
>> Or maybe fix it right?
>> 
>> The build inherits MACHINE_ARCH from the environment, which gets it
>> from the nbmake wrapper. If it's wrong there, that seems like a bug.
> 
> this has to do with the value exportd by <sys/param.h>, not
> the value set by the build.
> 
> since these binaries are always going to report the same value,
> i suspect that fixing arm/param.h to report the right value
> depending on the compiler options would fix the problem without
> having to patch every program that uses them to use sysctl on
> netbsd...

As I said on tech-userlevel, it can't be done at the compiler level.
The alternative is to add CPPFLAGS+= -DMACHINE_ARCH=\"${MACHINE_ARCH}\"
to the lib Makefile.
And not have arm params.h #undef it.