binutils snapshot builds

[Jose E. Marchesi]

> Hi Jose,
>
> On Thu, May 23, 2024 at 05:11:40PM +0200, Jose E. Marchesi wrote:
>> I see that the name of the snapshot tarball for a version
>> 
>>   m4_define([BFD_VERSION], [2.42.50-fc12b44ec0e])
>> 
>> is
>> 
>>   binutils-2.42.50.tar.gz
>> 
>> What about having:
>> 
>>   binutils-2.42.50-fc12b44ec0e.tar.gz
>> 
>> This would allow for example to easily cache already downloaded
>> snapshots on the client side.
>
> Yeah, that is what we do for glibc. I assume it should then also
> unpack in a binutils-2.42.50-fc12b44ec0e directory?

Yep.

>> Also, would it be possible to have a file README (or LATEST or MANIFEST
>> or whatever) in the directory with a single line containing the name of
>> the tarball?  This would ease automation.
>
> Maybe that is a valid usecase for the md512.sum file?
> Or does it have to be just the filename or a symlink to it.
>
> Do you already have some automation for something similar?

Any file from which it is easy to extract the name of the latest
snapshot would do.

For GCC snapshots I have this:

GCC_TARBALL=`wget https://gcc.gnu.org/pub/gcc/snapshots/LATEST-15 -O - -o /dev/null | grep -E 'gcc-15-[0-9]+.tar.xz' | sed -e 's/.*\(gcc-15-[^<]*\).*/\1/'`