[Buildroot] First Step in allowing Static / shared library choice

Bernhard Fischer rep.dot.nop at gmail.com
Thu Feb 8 17:49:55 UTC 2007

On Thu, Feb 08, 2007 at 06:43:08PM +0100, Bernhard Fischer wrote:
>On Thu, Feb 08, 2007 at 09:39:28AM -0800, Daniel Laird wrote:
>>Bernhard Fischer-6 wrote:
>>> On Thu, Feb 08, 2007 at 07:18:08AM -0800, Daniel Laird wrote:
>>>>Following on from my question of 'how do we deal with shared and static
>>>>I enclose the following patch.
>>>>This is for the top level Config.in
>>>>It will appear under Build options
>>>>this means that the variables BR2_STATIC_LIBS and BR2_SHARED_LIBS are
>>>>Once this patch is in we can start to modify packages to use this
>>>>information. (no packages modified yet)
>>> Sounds good.
>>> Can you please also add $(BR2_ENABLE_SHARED) rsp. $(BR2_ENABLE_STATIC)
>>> variables (and the corresponding DISABLE) that get passed to
>>> TARGET_CONFIGURE_OPTS (spelling?) to toolchain/Makefile.in or an
>>> appropriate place?
>>> TIA,
>>I agree that I could do this.  However I  decided that you might want the
>>toolchain to be built staticly but your packages not.
>>I could therefore add a separate set of options to Toolchain options 
>>maybe BR2_TOOLCHAIN_STATIC_LIBS etc as i think these options should be
>>different to the package options
>>what do you think
>TARGET_CONFIGURE_OPTS get _only_ passed to target packages, be they
>you-name-it package or a native compiler. Distinguishing between a
>native compiler with shared lib support and the rest of the system being
>static (and likely not having ld support due to this) doesn't sound like
>we want to have it for a first take, ok?

Those have to be called TARGET_CONFIGURE_FLAGS, of course, and we'll have
to pass them to all ./configure invocations.. manually. hmz. At least we
can at the same time move DISABLE_NLS and DISABLE_LARGEFILE into these
TARGET_CONFIGURE_FLAGS, so this isn't too bad.

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