Re: deb: custom compression

[Adrian Bunk <bunk@stusta.de>]

On Wed, Aug 07, 2019 at 02:35:37PM +0800, Tim Blechmann wrote:
> >> poky compresses deb packages with the default flags, which these days
> >> boils down to using xz compression.
> >> trying to cut down turnaround times for local builds, i tried to modify
> >> the `package_deb` class to be able to force a low gzip compression via a
> >> `DPKG_FAST` parameter (patch attached).
> >>
> >> could this patch be accepted upstream?
> > 
> > It is specific to your problem (and sent to the wrong mailing list).
> 
> my bad (thought it's this one, as the file resides in the poky repo).
> which is the right place for it?

Not really your bad since it is complicated,
README.poky contains the details.

> > A more generic solution would be similar to OPKGBUILDCMD,
> > allowing the user to pass any parameters (including any
> > compression settings) to dpkg-deb.
> 
> something like `DPKG_OPTIONS` i'm happy to adapt the patch?

opkg (upstream defaults to gzip) has
  OPKGBUILDCMD ??= 'opkg-build -Z xz -a "${XZ_DEFAULTS}"'

For dpkg-deb I would therefore suggest
  DPKGDEBCMD ??= 'dpkg-deb'

> thanks,
> tim

cu
Adrian

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