[pacman-dev] [RFC] [PATCH] Implement a du --apparent-size equivalent

Allan McRae allan at archlinux.org
Thu Jun 23 00:32:45 UTC 2016

On 14/06/16 06:07, Alastair Hughes wrote:
> On 6/12/16, Allan McRae <allan at archlinux.org> wrote:
>> On 11/06/16 17:53, Alastair Hughes wrote:
>>> From: Alastair Hughes <hobbitalastair at yandex.com>
>>> Add a pkgsize binary which mimics the behaviour of GNU du --apparent-size
>>> -skl.
>>> Fixes FS#47943.
>>> Signed-off-by: Alastair Hughes <hobbitalastair at gmail.com>
>>> ---
>>> I haven't done much C programming before - I'd appreciate any feedback you
>>> have.
>>> At the moment, this patch creates a new pkgsize binary as an extra
>>> utility, and
>>> installs with the other utilities.
>>> I think that it would be better if it installed it to a libexec dir, but
>>> I'm
>>> not entirely sure how to do that without making a mess.
>> I really don't want to provide a binary just to do this.
>> My preferred solution is just to test "du -sk --apparent-size" in a
>> temporary directory during configure and switch to just "du -sk" if it
>> fails.
>> Allan
> I'm cross compiling; in that case, the host system has a different du
> than the target system, so testing at configure time would not be
> appropriate. Would checking at runtime be acceptable?
> Alternatively, I would be happy with a configure flag to override the
> default choice.

Would something like:

DUFLAGS="-sk" ./configure

work for you?  This would be added to the "Some influential environment
variables" section of the "./configure --help" output?

Now I just need to figure out how to do this!


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