[Buildroot] [PATCH] Makefile: improve $(TARGET_DIR) (re)creation

[Daniel Nyström]

2011/2/15 Bjørn Forsman <bjorn.forsman at gmail.com>:
> 2011/2/13 Bjørn Forsman <bjorn.forsman at gmail.com>:
>> This patch fixes the following use case:
>>
>>  1. Build, hack, ...
>>  2. Oh no, $(TARGET_DIR) is no longer in sync with $(TARGET_SKELETON)
>>    and/or the packages selected in menuconfig. If only there was a way
>>    to *easily* rebuild $(TARGET_DIR) so it is in sync...
>>
>> With this patch, just remove $(TARGET_DIR) and Buildroot will recreate
>> it.
>>
>> Main changes:
>>  * Always copy $(TARGET_SKELETON). This is the easiest way to ensure
>>   $(TARGET_DIR) has the latest skeleton.
>>  * If $(TARGET_DIR) needs to be created (i.e. if the directory is
>>   missing), remove $(BUILD_DIR)/*/.stamp_target_installed files so
>>   all currently selected packages will be reinstalled.
>
> I just realized that linux.mk also needs patching for TARGET_DIR
> rebuild (to ensure kernel modules are installed). But before I post
> that I'd like to get some feedback on this approach...ack/nak?

I'm afraid I can't say anything about this particular approach (I
don't even have time to test it right now) but I do would love a way
to regenerate the target dir.