I already installed the dev packages "fftw3" & "fftw3-dev" & "libfftw"
al -----Original Message----- From: Philip Balister <phi...@balister.org> To: Discussion of the angstrom distribution development <angstrom-distro-devel@linuxtogo.org> Sent: Fri, Jul 16, 2010 3:13 pm Subject: Re: [Angstrom-devel] Native compilation and library linking on beagleboard using angstrom ffOn 07/16/2010 02:54 PM, alfa...@aol.com wrote: > Hi, I'm running into some issues linking against libraries. I'm running a > "console-image" Angstrom on the Beagleboad and I've been adding packages as > necessary to support compiling code directly on the board. > > To support building packages on the BB, I bitbaked "package-native-sdk" and > "pkg-config" and installed those packages with all the other dependencies as > indicated by opkg: gcc, libgcc, automake, perl, .... etc. > > Now I'm trying to compile a program natively that links against fftw3 library > so I bitbaked and installed the fftw3 library: the libfftw3, fftw3, and > fftw3-dev. Now to link to fftw3 I added the "-L /usr/lib -lfftw3" flags for > link but i would get the error message > > cannot find -lfftw3 > collect2: ld returned 1 exit status > > I also tried using "pkg-config --libs fftw3" in my Makefile and I still get > the same error message. I don't know why GCC can't seem to find the library > especially that pkg-config and ldconfig have links to the library. The > following are outputs from pkg-config and ldconfig > > ldconfig -v | grep fftw > libfftw3.so.3 -> libfftw3.so.3.2.2 > libfftw3f.so.3 -> libfftw3f.so.3.2.2 > > pkg-config --list-all > fftw3f FFTW - fast Fourier transform library > fftw FFTW - fast Fourier transform library > fftw3 FFTW - fast Fourier transform library > > > it seems to me that everything is in order but i'm probably missing something > ... any help would be greatly appreciated. thanks I bet you need the dev packages. fftwf-dev and/or fftw-dev Philip > > > al > = > _______________________________________________ > Angstrom-distro-devel mailing list > Angstrom-distro-devel@linuxtogo.org > http://lists.linuxtogo.org/cgi-bin/mailman/listinfo/angstrom-distro-devel > _______________________________________________ Angstrom-distro-devel mailing list Angstrom-distro-devel@linuxtogo.org http://lists.linuxtogo.org/cgi-bin/mailman/listinfo/angstrom-distro-devel _______________________________________________ Angstrom-distro-devel mailing list Angstrom-distro-devel@linuxtogo.org http://lists.linuxtogo.org/cgi-bin/mailman/listinfo/angstrom-distro-devel
