Trying to cross build busybox with ELDK 4.2

[Reinhard Thies]

On Wednesday, 28. October 2009, walter harms wrote:
> Reinhard Thies schrieb:
> > On Tuesday, 27. October 2009 19:14:33 Denys Vlasenko wrote:
> >> On Tue, Oct 27, 2009 at 5:43 PM, Reinhard Thies <Reinhard.Thies at web.de>
> >
> > wrote:
> >>> On Tuesday, 27. October 2009 16:04:50 Denys Vlasenko wrote:
> >>>> On Tue, Oct 27, 2009 at 3:23 PM, Reinhard Thies
> >>>> <Reinhard.Thies at web.de>
> >>>
> >>> wrote:
> >>>>> Hi,
> >>>>>
> >>>>> I am trying to cross-compile busybox using ELDK 4.2.
> >>>>> When I try make I get the following error:
> >>>>> ppc_6xx-gcc  -Wall -Wshadow -Wwrite-strings -Wundef
> >>>>> -Wstrict-prototypes -Wunused -Wunused-parameter -Wunused-function
> >>>>> -Wunused-value
> >>>>> -Wmissing-prototypes -Wmissing-declarations
> >>>>> -Wdeclaration-after-statement -Wold-style-definition
> >>>>> -fno-builtin-strlen -finline-limit=0
> >>>>> -fomit-frame-pointer -ffunction-sections -fdata-sections
> >>>>> -fno-guess-branch-probability -funsigned-char -static-libgcc
> >>>>> -falign-functions=1 -falign-jumps=1 -falign-labels=1 -falign-loops=1
> >>>>> -Os -std=gnu99 -Iinclude -Ilibbb  -include include/autoconf.h
> >>>>> -D_GNU_SOURCE -DNDEBUG  -D"BB_VER=KBUILD_STR(1.16.0.git)"
> >>>>> -DBB_BT=AUTOCONF_TIMESTAMP applets/usage_pod.c   m crypt -o
> >>>>> applets/usage_pod
> >>>>> ppc_6xx-gcc: m: No such file or directory
> >>>>> ppc_6xx-gcc: crypt: No such file or directory
> >>>>>
> >>>>> Any ideas ?
> >>>>
> >>>> You have some environment variable (LDLIBS or some such)
> >>>> which gets inserted into compile command and breaks it.
> >>>>
> >>>> Try "env - PATH=$PATH make". If it works, then this is it.
> >>>> --
> >>>> vda
> >>>
> >>> Denys,
> >>>
> >>> thanks its compiling now.
> >>
> >> You just ran "env - PATH=$PATH make" without trying to figure out
> >> what's wrong, right?
> >>
> >> You need to find out how your environment ended up polluted,
> >> not just blindly use a workaround.
> >>
> >>  But stops at link time now with the following :
> >>> Trying libraries: crypt m
> >>>  Library crypt is not needed, excluding it
> >>>  Library m is needed, can't exclude it (yet)
> >>> Final link with: m
> >>>
> >>> So how can I add the libs ?
> >>
> >> Did you notice that this isn't an _error_ message?
> >> --
> >> vda
> >
> > Denys,
> >
> >> You just ran "env - PATH=$PATH make" without trying to figure out
> >> what's wrong, right?
> >>
> >> You need to find out how your environment ended up polluted,
> >> not just blindly use a workaround.
> >
> > You doing me wrong. The only thing you are rigth with is that I am nearly
> > blind. I tried to figure out but was not able to find .
> >
> >> Did you notice that this isn't an _error_ message?
> >
> > Sorry, no I didn't. If I did I hadn't asked.
> >
> > So what is it telling me ?
> >
> > Thx,
> > Reinhard
>
> i hope you are talking about this here:
>
>  Trying libraries: crypt m
>  Library crypt is not needed, excluding it
>  Library m is needed, can't exclude it (yet)
>  Final link with: m
>
>
>
> it simply states that the final product (busybox) is linked
> with libm only.
>
> re,
>  wh

Yes, I simply was confused by reading _can't_ .
>  Library m is needed, can't exclude it (yet)
So i thougth the next sentence was an instruction to me.
>  Final link with: m
 
Final linked with: m would have been better.

Thx
Reinhard