[Nut-upsuser] libusb not recognized?
aquette.dev at gmail.com
Mon Nov 14 12:47:53 UTC 2011
as told 2 times (one from myself and another one from Charles), please
subscribe to the mailing list prior to posting.
Information on how to subscribe can be found at the following address:
and as told 2 times also, please use libusb 0.1 not 1.0, since we're not
yet compatible with the latter.
Linux / Unix Expert R&D - Eaton - http://powerquality.eaton.com
Network UPS Tools (NUT) Project Leader - http://www.networkupstools.org/
Debian Developer - http://www.debian.org
Free Software Developer - http://arnaud.quette.free.fr/
2011/11/11 Charles Lepple <clepple at gmail.com>
> [Andrew: please subscribe to the nut-upsuser list:
> Also, please gzip any attached logs.]
>> I downloaded NUT ver 2.6.2 and tried it on my Linux development board.
>> when I configure and it notified me that "USB drivers requested, but libusb
>> not found."
>> Then I download libusb v1.0.8 and install it to my board, and
>> re-configure NUT, still "USB drivers requested, but libusb not found". I
>> look into config.log, and found that usb.h not found.
>> I tried Google and install libusb-compat. Then usb.h was found, and
>> libusb version is recognized. However, still "USB drivers requested, but
>> libusb not found"...
> Correct, NUT is only designed to work with the libusb-0.1 API (provided by
>> I could not fing any more solution of that. Therefore, I turn to
>> developers. config.log is attached. Here are my hardware and software
>> CPU: Marvell 88E6281 with ARM926ejs
>> Linux ver: 22.214.171.124
>> cinfigure commnd:
>> ./configure --with-usb --with-doc \
>> --host=arm-mv5sft-linux-**gnueabi \
>> --prefix=/mnt/ARM_FS \
>> How did you install libusb-1.0? It appears that the actual .so file was
> not installed properly:
> configure:7259: checking for libusb version via pkg-config
> configure:7278: result: 0.1.12 found
> configure:7281: checking for libusb cflags
> configure:7298: result: -I/mnt/ARM_FS/include
> configure:7301: checking for libusb ldflags
> configure:7318: result: -L/mnt/ARM_FS/lib -lusb
> configure:7323: checking for usb.h
> configure:7323: arm-mv5sft-linux-gnueabi-gcc -c -I/mnt/ARM_FS/include
> conftest.c >&5
> configure:7323: $? = 0
> configure:7323: result: yes
> configure:7338: checking for usb_init
> configure:7338: arm-mv5sft-linux-gnueabi-gcc -o conftest
> -I/mnt/ARM_FS/include conftest.c -L/mnt/ARM_FS/lib -lusb >&5
> gnueabi/4.3.2/../../../../arm-**mv5sft-linux-gnueabi/bin/ld: warning:
> libusb-1.0.so.0, needed by /mnt/ARM_FS/lib/libusb.so, not found (try using
> -rpath or -rpath-link)
> /mnt/ARM_FS/lib/libusb.so: undefined reference to `libusb_clear_halt'
> /mnt/ARM_FS/lib/libusb.so: undefined reference to
> /mnt/ARM_FS/lib/libusb.so: undefined reference to `libusb_close'
> /mnt/ARM_FS/lib/libusb.so: undefined reference to `libusb_unref_device'
> The libusb-1.0.so.0 file should be in the same directory as libusb.so,
> meaning that -rpath* options shouldn't be necessary. But if there is
> something special about the way libusb was installed (packaging, etc.) then
> you might need to fiddle with those options.
>> Any suggestions?
>> Best Regards
>> Andrew Chang
> Nut-upsuser mailing list
> Nut-upsuser at lists.alioth.debian.org
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