Re: Help with strange compiler error linking to GSL

Lewis, Thanks! I found where to add the library reference in the Eclipse dialog hierarchy: Project/properties/"C/C++ Build"/"GCC C++ Linker"/Libraries/ . I also had to add c:\cygwin\lib\lapack to the PATH environment variable so it could find cyglas.dll. Thank you for your patience! Lee.

Re: Help with strange compiler error linking to GSL

Lee Rhodes wrote: Brian, Thanks. Here is the output from Eclipse: make -k all Building file: ../main.cpp Invoking: GCC C++ Compiler g++ -O0 -g3 -Wall -c -fmessage-length=0 -MMD -MP -MF"main.d" -MT"main.d" -o"main.o" "../main.cpp" Finished building: ../main.cpp Building target: TestGSL.e

Re: Help with strange compiler error linking to GSL

Brian, Thanks. Here is the output from Eclipse: make -k all Building file: ../main.cpp Invoking: GCC C++ Compiler g++ -O0 -g3 -Wall -c -fmessage-length=0 -MMD -MP -MF"main.d" -MT"main.d" -o"main.o" "../main.cpp" Finished building: ../main.cpp Building target: TestGSL.exe Invoking: GCC C++

Re: Help with strange compiler error linking to GSL

Lewis, Thanks, OK, I was able to compile it ok from the command line as you suggested. However, the plot thickens, and I should have mentioned, that I am attempting to compile/build using Eclipse (using the Generated Makefile Builder). So my problem may be configuring Eclipse, which is usin

Re: Help with strange compiler error linking to GSL

Lee Rhodes wrote: > The compiler/linker is able to locate the header ok, but the error message I > get on the line that calls the function is: > > undefined reference to `_gsl_sf_bessel_J0' > > Somehow the function name got mangled with an added underscore, and of > course, it doesn't ex

Re: Help with strange compiler error linking to GSL

Lee Rhodes wrote: Hello, I have installed the GSL libs via setup and am trying to get the following example program to work: #include #include int main (void) { double x = 5.0; double y = gsl_sf_bessel_J0 (x); printf ("J0(%g) = %.18e\n", x, y); return 0;