Re: Wrong "ar" used when cross-building lttng

[Rolf Eike Beer <eb@emlix.com>]

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Simon Marchi wrote:
> On 2019-11-14 2:58 a.m., Rolf Eike Beer wrote:
> > The unprefixed version of "ar" is being used, leading to this error:
> > 
> > arm-unknown-linux-gnueabi-gcc  -I. -Wall -I../../../include/ -I../../../
> > include/ \
> > 
> >         -O2 -g -march=armv7-a -mtune=cortex-a9 -mfpu=neon-fp16 -mfloat-
> > 
> > abi=hard -mthumb-interwork -pipe
> > -Wl,--no-copy-dt-needed-entries,--as-needed - Wl,--build-id -Wdate-time
> > -c -o lttng-ust-provider-hello.o tp.c
> > ar -rc lttng-ust-provider-hello.a lttng-ust-provider-hello.o
> > make[4]: ar: Command not found
> > 
> > I fixed it for the moment with "make AR=arm-unknown-linux-gnueabi-ar", but
> > ideally this would not be needed.
> > 
> > Greetings,
> > 
> > Eike
> 
> Hi Rofl,
> 
> Indeed, I can see the problem.
> 
> Can you please try the patch below?  It adds an autoconf check for ar and
> then passes it as an environment variable to the Makefiles of doc/examples.

Works for me.

I have not checked latest git, but maybe you may want to fix this warning, 
too?

With 2.11.0 release tarball:

-./configure: line 24663: test: -eq: unary operator expected

Greetings,

Eike
-- 
Rolf Eike Beer, emlix GmbH, http://www.emlix.com
Fon +49 551 30664-0, Fax +49 551 30664-11
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emlix - smart embedded open source

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