[PATCH] src-release.sh: Use -T0 for xz compression

[Sam James]

Sam James <sam@gentoo.org> writes:

> Mark Wielaard <mark@klomp.org> writes:
>
>> Use parallel compression to create the xz archive.
>>
>> On my machine (using 4 cores) this reduces the time to create
>> binutils-2.42.50.tar.xz from 1 minute 40 seconds to 56 seconds.
>>
>> xz has supported -T0 since version 5.2.0 (released 2014-12-21).
>
> LGTM and it's the default from >=5.6.0 anyway. For >=5.4.0, you can use
> it for parallel *de*compression too.
>

Note that we made the same change for GCC a while ago in r13-4261-g2650b6f9147c0d.

>> ---
>>  src-release.sh | 2 +-
>>  1 file changed, 1 insertion(+), 1 deletion(-)
>>
>> diff --git a/src-release.sh b/src-release.sh
>> index e454893298da..f29362aac207 100755
>> --- a/src-release.sh
>> +++ b/src-release.sh
>> @@ -239,7 +239,7 @@ do_xz()
>>      ver=$2
>>      echo "==> Xzipping $package-$ver.tar.xz"
>>      rm -f $package-$ver.tar.xz
>> -    $XZPROG -k -v -9 $package-$ver.tar
>> +    $XZPROG -k -v -9 -T0 $package-$ver.tar
>>  }
>>  
>>  # Compress the output with zstd
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