Hi ehung,for the issue you can pull the whole directory of gps out of the
directory of /hardware. It can't build another so file in one so file.So the
directory shows like:
android
hardware -> libhardware.so
gps -> libgps.so
ril ->ril.so
good luck!
2009/4/27 ehung <[email protected]>
>
> Hi Nio
> I got the same problem with you.
> Do you have any good solution about it?
> Maybe we can discuss that question together?
>
> Thanks in advance.
> ehung
>
>
> On 3月20日, 下午10時24分, Nio <[email protected]> wrote:
> > Hi David, it is not works. I think why I can't build a so namedlibgps.so
> because there is already a libhardware.so in the parent
> > directory of gps(hardware/libhardware/gps/). If so, I think I can't
> > build a so like unless I change something refer to that. Ah, do you
> > know how qualcomm build itslibgps.so?
> >
> > On 3月20日, 下午10时53分, David Turner <[email protected]> wrote:
> >
> > > Ah, another reason is to generate libfoo.so, you must name use
> "LOCAL_MODULE
> > > := foo" + "include $(BUILD_SHARED_LIBRARY)"
> > > using "LOCAL_MODULE := libfoo" will probably result in the generate of
> > > "liblibfoo.so" or something, and the build system might not like it.
> >
> > > I'm just speculating though.
> >
> > > 2009/3/20 David Turner <[email protected]>
> >
> > > > It might be that there is already another module named gps_hardware
> > > > somewhere in the build process, and that the error message is related
> to
> > > > that. You should really try to call it "gps_fnord.c", assuming
> "fnord" is a
> > > > name related to your specific hardware.
> >
> > > > Or just name it "libgps.so" (LOCAL_MODULE := gps) and don't build
> another
> > > > one.
> >
> > > > 2009/3/20 Nio <[email protected]>
> >
> > > >> Thanks David, in fact I new a file called gps_hardware.c instead of
> > > >> gps_qemu.c and i try to build a so called gps_hardware.so.but when I
> > > >> try to make,
> > > >> it reminds errors:
> > > >> build/core/shared_library.mk:20:*** hardware/libhardware/gps:
> > > >> Illegal use of OVERRIDE_BUILT_MODULE_PATH.
> > > >> I don't know what was happenning here.
> > > >> what i have done:
> > > >> 1.add to Android.mk as follow:
> > > >> LOCAL_PATH := $(call my-dir)
> > > >> include $(CLEAR_VARS)
> > > >> ...
> > > >> LOCAL_SRC_FILES += gps/gps_hardware.c
> > > >> LOCAL_SRC_FILES += gps/gps_hardware.c
> > > >> LOCAL_MODULE := libgps_hardware
> > > >> include $(BUILD_SHARED_LIBRARY)
> >
> > > >> 2.add to vendor/marvell/littleton/BoardConfig.mk
> > > >> BOARD_GPS_LIBRARIES := libgps_hardware
> >
> > > >> I have no idea what is wrong with my code. Is there any advices?
> > > >> Best Regards,
> > > >> Nio
> >
> > > >> On 3月20日, 下午2时00分, David Turner <[email protected]> wrote:
> > > >> > You should not need to modify gps_qemu.c at all, and this source
> file
> > > >> > doesn't correspond to a stand-alone library;
> > > >> > instead, it is part of libhardware.so.
> >
> > > >> > What you should do is write your ownlibgps.so that provides the
> > > >> following
> > > >> > function:
> >
> > > >> > const GpsInterface* gps_get_interface();
> >
> > > >> > which shall return an interface pointer to your custom
> implementation.
> > > >> > that's about it.
> >
> > > >> > On Sun, Mar 15, 2009 at 8:37 PM, Nio <[email protected]>
> wrote:
> >
> > > >> > > Hi there,
> > > >> > > I change the file gps_qemu.c as to integrate with my GPS. But I
> dont
> > > >> > > know how to build a libgps_qemu.so. I have added
> > > >> > > BOARD_GPS_LIBRARIES := libgps_qemu in the file BoardConfig.mk
> and
> > > >> > > added LOCAL_SHARD_LIBRARIES +=$(BOARD_GPS_LIBRARIES) in the file
> gps/
> > > >> > > Android.mk. But when I make, it still tells me there are no
> rules to
> > > >> > > create out/target/product/littleton/obj/SHARD_LIBRERIES/
> > > >> > > libhardware_intermediates/LINKED/libgps_qemu.so.
> > > >> > > Can any one give some help? Thanks in advance.
> >
> > > >> > > Best Regards,
> > > >> > > Nio
> >
>
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