Re: [Discuss-gnuradio] libusb-0.1 versus libusb-1.0

[Marcus D. Leech]

>
> So after discovering that while I had libusb-devel-0.1 and
> libusb1-devel-1.0.3 installed on my RHEL-6 machine here (and ubuntu),
> gnuradio compiled against 0.1 despite 0.1 being "ancient and
> unsupported". I then removed libusb-devel and gnuradio fails to configure.
>
>
>   
I believe that Gnu Radio "classic" still uses libusb-0, while UHD uses
libusb-1. They are
  different APIs

> address@hidden gnuradio]# ls -lad /usr/lib64/libusb-1.0*
> -rw-r--r--. 1 root root 81950 Nov 19  2009 /usr/lib64/libusb-1.0.a
> lrwxrwxrwx. 1 root root    19 Jan  4 22:50 /usr/lib64/libusb-1.0.so ->
> libusb-1.0.so.0.0.0
> lrwxrwxrwx. 1 root root    19 Jan  2 17:59 /usr/lib64/libusb-1.0.so.0 ->
> libusb-1.0.so.0.0.0
> -rwxr-xr-x  1 root root 54976 Nov 19  2009 /usr/lib64/libusb-1.0.so.0.0.0
>
> address@hidden gnuradio]# rpm -qa | grep -i libusb
> libusb1-static-1.0.3-1.el6.x86_64
> libusb1-1.0.3-1.el6.x86_64
> libusb1-devel-1.0.3-1.el6.x86_64
> libusb-0.1.12-23.el6.x86_64
>
>
> address@hidden gnuradio]# ./configure --enable-docs --enable-grc
> --enable-gnuradio-examples --enable-gr-utils --enable-gr-sounder
> --enable-gr-qtgui --enable-gr-wxgui --enable-gr-video-sdl
> --enable-gr-trellis --enable-gr-radio-astronomy --enable-gr-pager
> --enable-gr-noaa --enable-gr-gsm-fr-vocoder --enable-gr-gpio
> --enable-gr-cvsd-vocoder --enable-gr-atsc --enable-gr-audio-jack
> --enable-gr-audio-alsa --enable-gr-usrp2 --enable-gr-usrp --enable-usrp2
> --enable-usrp --enable-gnuradio-core --enable-gruel --enable-python
> --enable-gr-uhd
> checking build system type... x86_64-unknown-linux-gnu
> checking host system type... x86_64-unknown-linux-gnu
> ...
> ...
> configure: Checking for LIBUSB version 'libusb'
> checking for USB... no
> configure: Checking for LIBUSB version 'libusb-legacy'
> checking for USB... no
> Unable to find dependency libusb.
> checking for sdcc... sdcc -mmcs51 --no-xinit-opt
> checking for asx8051... asx8051 -plosgff
> checking sdcc_version "2.9.0"... 2.9.0
> configure: error: Component usrp has errors; stopping.
>
>
>
> So just what is the status with libusb. Should it be compiling against
> libusb-0.1 or should it be compiling against libusb-1.0 and if so, why
> isn't configure finding libusb-1.0 on Ubuntu or RHEL-6?
>
>
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>
>
>   


-- 
Principal Investigator
Shirleys Bay Radio Astronomy Consortium
http://www.sbrac.org