Re: Problem compiling driver after Ubuntu update

Hi,
I guess this is an ubuntu/debian thing.
Apparently you can set the environment variable IGNORE_CC_MISMATCH before
building.

export IGNORE_CC_MISMATCH=1 ; make

cheers,
-Dave


On Fri, 13 Jan 2023 at 09:28, Søren Koch via Linux-gpib-general <
[email protected]> wrote:

> Dear all.
>
>
> I have run into a quite strange problem after updating one of our Ubuntu
> systems.
>
>
> When I run make in the kernel driver directory I get the following error:
>
>
> root@celletest-36:~/linux-gpib-4.3.5/linux-gpib-kernel-4.3.5# make
> make -C /lib/modules/`uname -r`/build V=0 modules \
>     M="/root/linux-gpib-4.3.5/linux-gpib-kernel-4.3.5/drivers/gpib" \
>     GPIB_TOP_DIR=/root/linux-gpib-4.3.5/linux-gpib-kernel-4.3.5 \
>     CONFIG_GPIB_ISA="" \
>     GPIB_CONFIG_PCMCIA="0" \
>     HAVE_DEV_OF_NODE= \
>     GPIB_CONFIG_KERNEL_DEBUG=0
> make[1]: Entering directory '/usr/src/linux-headers-5.15.0-48-generic'
> warning: the compiler differs from the one used to build the kernel
>   The kernel was built by: gcc (Ubuntu 11.2.0-19ubuntu1) 11.2.0
>   You are using:           gcc (Ubuntu 11.3.0-1ubuntu1~22.04) 11.3.0
> make[1]: Leaving directory '/usr/src/linux-headers-5.15.0-48-generic'
> root@celletest-36:~/linux-gpib-4.3.5/linux-gpib-kernel-4.3.5#
>
>
> I have never seen that kind of error before and I have no idea how to
> 'downgrade' gcc.
>
> (and I have not explicitly upgraded gcc either, I just ran apt-get
> update...
>
>
> Anyone got any ideas?
>
> Søren Koch
> Senior Development Engineer
> Mob: +45 21325247
> [email protected]
> Fysikvej
> Building 310
> 2800 Kgs. Lyngby
>
>
> _______________________________________________
> Linux-gpib-general mailing list
> [email protected]
> https://lists.sourceforge.net/lists/listinfo/linux-gpib-general
>

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