On Thursday 03 August 2006 12:58 pm, John D Lamb wrote: > Manu Hack wrote: > > I ran an example using GSL. I added the path after -I when I compiled > > it. I kept getting error. The error message was: undefined reference > > to 'gsl_pow_2. > > > > I could use those constants like M_LOG2E though. > > > > Am I missing anything? Thanks! > > Probably the flags -lgsl -lgslcblas -lm > > You have to tell your compiler explicitly to link with the gsl library > and a cblas /maths library. I use a make file: See attached and alter it according you setup
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GSLLIBS = -L/usr/local/lib -lgsl -lgslcblas GSLINCS = -I/usr/local/include # space seperated list of source files in program SOURCES = bessel.cpp # change testProgram.exe to the name you wish your # executable program to be bessel: $(SOURCES) g++ -o $@ $(GSLINCS) $(GSLLIBS) $(SOURCES)
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