[OE-core] [PATCH] image_types: use pigz to create .gz files

[Khem Raj]

On Wed, Apr 11, 2018 at 6:36 AM, Burton, Ross <ross.burton at intel.com> wrote:
> Wouldn't that introduce a fun circular dependency if pigz-native needs
> to be built?
>

interesting idea certainly, if it ends up with improvements in build
time, we could
add pigz to host dependencies.

> Ross
>
> On 11 April 2018 at 11:53, Martin Jansa <martin.jansa at gmail.com> wrote:
>> What about using pigz for sstate-cache archives?
>>
>> On Tue, Apr 10, 2018 at 4:35 PM, Ross Burton <ross.burton at intel.com> wrote:
>>>
>>> Since pigz is no longer a drop-in replacement for gzip (oe-core 1624b7b)
>>> the
>>> image creation has been using gzip instead of pigz, despite still
>>> depending on
>>> pigz-native.  Fix this by invoking pigz explicitly.
>>>
>>> Signed-off-by: Ross Burton <ross.burton at intel.com>
>>> ---
>>>  meta/classes/image_types.bbclass | 2 +-
>>>  1 file changed, 1 insertion(+), 1 deletion(-)
>>>
>>> diff --git a/meta/classes/image_types.bbclass
>>> b/meta/classes/image_types.bbclass
>>> index e872ae20982..00a00d318f4 100644
>>> --- a/meta/classes/image_types.bbclass
>>> +++ b/meta/classes/image_types.bbclass
>>> @@ -281,7 +281,7 @@ COMPRESSIONTYPES ?= ""
>>>
>>>  CONVERSIONTYPES = "gz bz2 lzma xz lz4 lzo zip sum md5sum sha1sum
>>> sha224sum sha256sum sha384sum sha512sum bmap u-boot vmdk vdi qcow2
>>> ${COMPRESSIONTYPES}"
>>>  CONVERSION_CMD_lzma = "lzma -k -f -7
>>> ${IMAGE_NAME}${IMAGE_NAME_SUFFIX}.${type}"
>>> -CONVERSION_CMD_gz = "gzip -f -9 -n -c
>>> ${IMAGE_NAME}${IMAGE_NAME_SUFFIX}.${type} >
>>> ${IMAGE_NAME}${IMAGE_NAME_SUFFIX}.${type}.gz"
>>> +CONVERSION_CMD_gz = "pigz -f -9 -n -c
>>> ${IMAGE_NAME}${IMAGE_NAME_SUFFIX}.${type} >
>>> ${IMAGE_NAME}${IMAGE_NAME_SUFFIX}.${type}.gz"
>>>  CONVERSION_CMD_bz2 = "pbzip2 -f -k
>>> ${IMAGE_NAME}${IMAGE_NAME_SUFFIX}.${type}"
>>>  CONVERSION_CMD_xz = "xz -f -k -c ${XZ_COMPRESSION_LEVEL} ${XZ_THREADS}
>>> --check=${XZ_INTEGRITY_CHECK} ${IMAGE_NAME}${IMAGE_NAME_SUFFIX}.${type} >
>>> ${IMAGE_NAME}${IMAGE_NAME_SUFFIX}.${type}.xz"
>>>  CONVERSION_CMD_lz4 = "lz4 -9 -z -l
>>> ${IMAGE_NAME}${IMAGE_NAME_SUFFIX}.${type}
>>> ${IMAGE_NAME}${IMAGE_NAME_SUFFIX}.${type}.lz4"
>>> --
>>> 2.11.0
>>>
>>> --
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>>
>>
> --
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