[Buildroot] [PATCH 1/1] support/scripts/gen-bootlin-toolchains: avoid selecting _HAS_THREADS multiple times

[Julien Olivain]

On 21/09/2025 18:50, Thomas Petazzoni via buildroot wrote:
> On Sun, 21 Sep 2025 18:17:21 +0200
> Julien Olivain <ju.o at free.fr> wrote:
> 
>> The Bootlin external toolchain file Config.in.options contains 
>> multiple
>> occurrences of "select BR2_TOOLCHAIN_HAS_THREADS". See for example 
>> [1].
>> 
>> This file is generated by the support/scripts/gen-bootlin-toolchains
>> script from the information published at [2].
>> 
>> Those multiple occurrences happens with toolchains having
>> BR2_TOOLCHAIN_HAS_THREADS_DEBUG and/or BR2_TOOLCHAIN_HAS_THREADS_NPTL.
>> 
>> Since the script uses the startswith() method, the _HAS_THREADS
>> selection is also generated for _HAS_THREADS_DEBUG and
>> _HAS_THREADS_NPTL. See [3].
>> 
>> This commit solve the issue by adding a '=' character to make sure the
>> test will be distinct from other strings having the same prefix.
>> 
>> Note: there is no functional problem due to those multiple selections,
>> since it is allowed by Kconfig. This commit is simply cosmetic, for
>> correctness.
>> 
>> [1] 
>> https://gitlab.com/buildroot.org/buildroot/-/blob/2025.08/toolchain/toolchain-external/toolchain-external-bootlin/Config.in.options#L167
>> [2] https://toolchains.bootlin.com/
>> [3] 
>> https://gitlab.com/buildroot.org/buildroot/-/blob/2025.08/support/scripts/gen-bootlin-toolchains#L366
>> 
>> Cc: Thomas Petazzoni <thomas.petazzoni at bootlin.com>
>> Signed-off-by: Julien Olivain <ju.o at free.fr>
> 
> Acked-by: Thomas Petazzoni <thomas.petazzoni at bootlin.com>

Applied to master, thanks.

> 
> Thanks a lot!
> 
> Thomas
> --
> Thomas Petazzoni, co-owner and CEO, Bootlin
> Embedded Linux and Kernel engineering and training
> https://bootlin.com