[PATCH bash] Use the same IMP macro for Aarch64 as for x86_64

[Jon Turney]

On 27/05/2026 12:10, Máte Dimand via Cygwin-apps wrote:
> Hi,
> 
> Thanks for the response!
> 
> On 5/24/2026 4:04 PM, Jon Turney wrote:
>> On 19/05/2026 08:23, Mate Dimand via Cygwin-apps wrote:
>>> Hi,
>>>
>>> While testing Bash on ARM64, we found that this change is necessary 
>>> for compilation to succeed, because the ARM64 compiled version of 
>>> libreadline also uses the "__imp_" prefix.
>>
>> Thanks!
>>
>> I applied this so it wont get forgotten, even though we don't have any 
>> means to build this right now.
>>
>> Would I be correct in inferring that this means that there are no 
>> aarch64 specific patches needed for the various build dependencies of 
>> bash?
> Porting bash to aarch64 is still in progress, we might need other 
> patches (either in Cygwin, bash, or bash's dependencies) but at the 
> moment I can't tell for sure.

Fair enough :)

>> In the future, if possible, please attach your patches, preferably 
>> produced by 'git format-patch' and against the packaging repository.
>> (in this case, https://cygwin.com/cgit/cygwin-packages/bash/)
>>
>> (This was small enough that making the change manually was possible, 
>> since it had some kind of newline damage that meant that trying to 
>> apply it had me pulling my hair out...) 
> 
> Sorry for the trouble, I will make sure to use 'git format-patch' next 
> time. Could you be more specific about creating the patch against the 
> package repository?
> I created the submitted patch against a mirror of it, so I am unsure 
> what I will need to do differently about that next time.

Well, provided the mirror is up-to-date, there shouldn't be a problem.

The ideal workflow for me is when I can simply use your patch with 'git 
am' (which creates a commit with the correct changes, commentary and 
attribution).