The PETSc user's manual has a section on working with Eclipse (13.10) which describes one way to add the libraries*, have you consulted this?
A * I notice that TeX overflowed the library link line in the PDF in my copy for 3.2, but the idea should be clear On Mon, Mar 5, 2012 at 1:24 PM, Jose E. Roman <jroman at dsic.upv.es> wrote: > > El 05/03/2012, a las 11:05, Degang Wu escribi?: > > > Hi, > > > > I am new to petsc and slepc. Right now I am trying to compile ex1.c ( > http://acts.nersc.gov/slepc/example1/ex1.c.html) in Eclipse. I specified > the paths of include files and libraries, but the compiler/linker still > complained about undefined references. > > > > The following is the error message: > > make all > > Building file: ../ex1.c > > Invoking: GCC C Compiler > > gcc -I/usr/include/slepc -I/usr/include/petsc -I/usr/include/mpi -O0 -g3 > -Wall -c -fmessage-length=0 -MMD -MP -MF"ex1.d" -MT"ex1.d" -o"ex1.o" > "../ex1.c" > > Finished building: ../ex1.c > > > > Building target: slepc-ex1 > > Invoking: GCC C Linker > > gcc -L/usr/lib/slepc -L/usr/lib/petsc -o"slepc-ex1" ./ex1.o > > > ^^^^^^^^^^^ > Here you should have the libraries, such as -lslepc -lpetsc -lX11 > -lpthread -llapack -lblas > and maybe others. You may also want to use mpicc rather than gcc. > > My suggestion is that you use the example makefiles provided by PETSc and > SLEPc, rather than trying to build from Eclipse, unless you are an Eclipse > expert and know what to do. > > Jose > > > ./ex1.o: In function `main': > > /home/wdg/Dropbox/dev/slepc-ex1/Debug/../ex1.c:43: undefined reference > to `SlepcInitialize' > > /home/wdg/Dropbox/dev/slepc-ex1/Debug/../ex1.c:45: undefined reference > to `PetscOptionsGetInt' > > /home/wdg/Dropbox/dev/slepc-ex1/Debug/../ex1.c:45: undefined reference > to `PetscError' > > /home/wdg/Dropbox/dev/slepc-ex1/Debug/../ex1.c:46: undefined reference > to `PETSC_COMM_WORLD' > > /home/wdg/Dropbox/dev/slepc-ex1/Debug/../ex1.c:46: undefined reference > to `PetscPrintf' > > /home/wdg/Dropbox/dev/slepc-ex1/Debug/../ex1.c:46: undefined reference > to `PetscError' > > /home/wdg/Dropbox/dev/slepc-ex1/Debug/../ex1.c:52: undefined reference > to `PETSC_COMM_WORLD' > > /home/wdg/Dropbox/dev/slepc-ex1/Debug/../ex1.c:52: undefined reference > to `MatCreate' > > /home/wdg/Dropbox/dev/slepc-ex1/Debug/../ex1.c:52: undefined reference > to `PetscError' > > /home/wdg/Dropbox/dev/slepc-ex1/Debug/../ex1.c:53: undefined reference > to `MatSetSizes' > > /home/wdg/Dropbox/dev/slepc-ex1/Debug/../ex1.c:53: undefined reference > to `PetscError' > > /home/wdg/Dropbox/dev/slepc-ex1/Debug/../ex1.c:54: undefined reference > to `MatSetFromOptions' > > /home/wdg/Dropbox/dev/slepc-ex1/Debug/../ex1.c:54: undefined reference > to `PetscError' > > /home/wdg/Dropbox/dev/slepc-ex1/Debug/../ex1.c:56: undefined reference > to `MatGetOwnershipRange' > > /home/wdg/Dropbox/dev/slepc-ex1/Debug/../ex1.c:56: undefined reference > to `PetscError' > > /home/wdg/Dropbox/dev/slepc-ex1/Debug/../ex1.c:62: undefined reference > to `MatSetValues' > > /home/wdg/Dropbox/dev/slepc-ex1/Debug/../ex1.c:62: undefined reference > to `PetscError' > > /home/wdg/Dropbox/dev/slepc-ex1/Debug/../ex1.c:66: undefined reference > to `MatSetValues' > > /home/wdg/Dropbox/dev/slepc-ex1/Debug/../ex1.c:66: undefined reference > to `PetscError' > > /home/wdg/Dropbox/dev/slepc-ex1/Debug/../ex1.c:70: undefined reference > to `MatSetValues' > > /home/wdg/Dropbox/dev/slepc-ex1/Debug/../ex1.c:70: undefined reference > to `PetscError' > > /home/wdg/Dropbox/dev/slepc-ex1/Debug/../ex1.c:73: undefined reference > to `MatAssemblyBegin' > > /home/wdg/Dropbox/dev/slepc-ex1/Debug/../ex1.c:73: undefined reference > to `PetscError' > > /home/wdg/Dropbox/dev/slepc-ex1/Debug/../ex1.c:74: undefined reference > to `MatAssemblyEnd' > > /home/wdg/Dropbox/dev/slepc-ex1/Debug/../ex1.c:74: undefined reference > to `PetscError' > > /home/wdg/Dropbox/dev/slepc-ex1/Debug/../ex1.c:76: undefined reference > to `MatGetVecs' > > /home/wdg/Dropbox/dev/slepc-ex1/Debug/../ex1.c:76: undefined reference > to `PetscError' > > /home/wdg/Dropbox/dev/slepc-ex1/Debug/../ex1.c:77: undefined reference > to `MatGetVecs' > > /home/wdg/Dropbox/dev/slepc-ex1/Debug/../ex1.c:77: undefined reference > to `PetscError' > > /home/wdg/Dropbox/dev/slepc-ex1/Debug/../ex1.c:85: undefined reference > to `PETSC_COMM_WORLD' > > /home/wdg/Dropbox/dev/slepc-ex1/Debug/../ex1.c:85: undefined reference > to `EPSCreate' > > /home/wdg/Dropbox/dev/slepc-ex1/Debug/../ex1.c:85: undefined reference > to `PetscError' > > /home/wdg/Dropbox/dev/slepc-ex1/Debug/../ex1.c:90: undefined reference > to `EPSSetOperators' > > /home/wdg/Dropbox/dev/slepc-ex1/Debug/../ex1.c:90: undefined reference > to `PetscError' > > /home/wdg/Dropbox/dev/slepc-ex1/Debug/../ex1.c:91: undefined reference > to `EPSSetProblemType' > > /home/wdg/Dropbox/dev/slepc-ex1/Debug/../ex1.c:91: undefined reference > to `PetscError' > > /home/wdg/Dropbox/dev/slepc-ex1/Debug/../ex1.c:96: undefined reference > to `EPSSetFromOptions' > > /home/wdg/Dropbox/dev/slepc-ex1/Debug/../ex1.c:96: undefined reference > to `PetscError' > > /home/wdg/Dropbox/dev/slepc-ex1/Debug/../ex1.c:102: undefined reference > to `EPSSolve' > > /home/wdg/Dropbox/dev/slepc-ex1/Debug/../ex1.c:102: undefined reference > to `PetscError' > > /home/wdg/Dropbox/dev/slepc-ex1/Debug/../ex1.c:106: undefined reference > to `EPSGetIterationNumber' > > /home/wdg/Dropbox/dev/slepc-ex1/Debug/../ex1.c:106: undefined reference > to `PetscError' > > /home/wdg/Dropbox/dev/slepc-ex1/Debug/../ex1.c:107: undefined reference > to `PETSC_COMM_WORLD' > > /home/wdg/Dropbox/dev/slepc-ex1/Debug/../ex1.c:107: undefined reference > to `PetscPrintf' > > /home/wdg/Dropbox/dev/slepc-ex1/Debug/../ex1.c:107: undefined reference > to `PetscError' > > /home/wdg/Dropbox/dev/slepc-ex1/Debug/../ex1.c:108: undefined reference > to `EPSGetType' > > /home/wdg/Dropbox/dev/slepc-ex1/Debug/../ex1.c:108: undefined reference > to `PetscError' > > /home/wdg/Dropbox/dev/slepc-ex1/Debug/../ex1.c:109: undefined reference > to `PETSC_COMM_WORLD' > > /home/wdg/Dropbox/dev/slepc-ex1/Debug/../ex1.c:109: undefined reference > to `PetscPrintf' > > /home/wdg/Dropbox/dev/slepc-ex1/Debug/../ex1.c:109: undefined reference > to `PetscError' > > /home/wdg/Dropbox/dev/slepc-ex1/Debug/../ex1.c:110: undefined reference > to `EPSGetDimensions' > > /home/wdg/Dropbox/dev/slepc-ex1/Debug/../ex1.c:110: undefined reference > to `PetscError' > > /home/wdg/Dropbox/dev/slepc-ex1/Debug/../ex1.c:111: undefined reference > to `PETSC_COMM_WORLD' > > /home/wdg/Dropbox/dev/slepc-ex1/Debug/../ex1.c:111: undefined reference > to `PetscPrintf' > > /home/wdg/Dropbox/dev/slepc-ex1/Debug/../ex1.c:111: undefined reference > to `PetscError' > > /home/wdg/Dropbox/dev/slepc-ex1/Debug/../ex1.c:112: undefined reference > to `EPSGetTolerances' > > /home/wdg/Dropbox/dev/slepc-ex1/Debug/../ex1.c:112: undefined reference > to `PetscError' > > /home/wdg/Dropbox/dev/slepc-ex1/Debug/../ex1.c:113: undefined reference > to `PETSC_COMM_WORLD' > > /home/wdg/Dropbox/dev/slepc-ex1/Debug/../ex1.c:113: undefined reference > to `PetscPrintf' > > /home/wdg/Dropbox/dev/slepc-ex1/Debug/../ex1.c:113: undefined reference > to `PetscError' > > /home/wdg/Dropbox/dev/slepc-ex1/Debug/../ex1.c:121: undefined reference > to `EPSGetConverged' > > /home/wdg/Dropbox/dev/slepc-ex1/Debug/../ex1.c:121: undefined reference > to `PetscError' > > /home/wdg/Dropbox/dev/slepc-ex1/Debug/../ex1.c:122: undefined reference > to `PETSC_COMM_WORLD' > > /home/wdg/Dropbox/dev/slepc-ex1/Debug/../ex1.c:122: undefined reference > to `PetscPrintf' > > /home/wdg/Dropbox/dev/slepc-ex1/Debug/../ex1.c:122: undefined reference > to `PetscError' > > /home/wdg/Dropbox/dev/slepc-ex1/Debug/../ex1.c:128: undefined reference > to `PETSC_COMM_WORLD' > > /home/wdg/Dropbox/dev/slepc-ex1/Debug/../ex1.c:128: undefined reference > to `PetscPrintf' > > /home/wdg/Dropbox/dev/slepc-ex1/Debug/../ex1.c:130: undefined reference > to `PetscError' > > /home/wdg/Dropbox/dev/slepc-ex1/Debug/../ex1.c:137: undefined reference > to `EPSGetEigenpair' > > /home/wdg/Dropbox/dev/slepc-ex1/Debug/../ex1.c:137: undefined reference > to `PetscError' > > /home/wdg/Dropbox/dev/slepc-ex1/Debug/../ex1.c:141: undefined reference > to `EPSComputeRelativeError' > > /home/wdg/Dropbox/dev/slepc-ex1/Debug/../ex1.c:141: undefined reference > to `PetscError' > > /home/wdg/Dropbox/dev/slepc-ex1/Debug/../ex1.c:151: undefined reference > to `PETSC_COMM_WORLD' > > /home/wdg/Dropbox/dev/slepc-ex1/Debug/../ex1.c:151: undefined reference > to `PetscPrintf' > > /home/wdg/Dropbox/dev/slepc-ex1/Debug/../ex1.c:151: undefined reference > to `PetscError' > > /home/wdg/Dropbox/dev/slepc-ex1/Debug/../ex1.c:153: undefined reference > to `PETSC_COMM_WORLD' > > /home/wdg/Dropbox/dev/slepc-ex1/Debug/../ex1.c:153: undefined reference > to `PetscPrintf' > > /home/wdg/Dropbox/dev/slepc-ex1/Debug/../ex1.c:153: undefined reference > to `PetscError' > > /home/wdg/Dropbox/dev/slepc-ex1/Debug/../ex1.c:156: undefined reference > to `PETSC_COMM_WORLD' > > /home/wdg/Dropbox/dev/slepc-ex1/Debug/../ex1.c:156: undefined reference > to `PetscPrintf' > > /home/wdg/Dropbox/dev/slepc-ex1/Debug/../ex1.c:156: undefined reference > to `PetscError' > > /home/wdg/Dropbox/dev/slepc-ex1/Debug/../ex1.c:162: undefined reference > to `EPSDestroy' > > /home/wdg/Dropbox/dev/slepc-ex1/Debug/../ex1.c:162: undefined reference > to `PetscError' > > /home/wdg/Dropbox/dev/slepc-ex1/Debug/../ex1.c:163: undefined reference > to `MatDestroy' > > /home/wdg/Dropbox/dev/slepc-ex1/Debug/../ex1.c:163: undefined reference > to `PetscError' > > /home/wdg/Dropbox/dev/slepc-ex1/Debug/../ex1.c:164: undefined reference > to `VecDestroy' > > /home/wdg/Dropbox/dev/slepc-ex1/Debug/../ex1.c:164: undefined reference > to `PetscError' > > /home/wdg/Dropbox/dev/slepc-ex1/Debug/../ex1.c:165: undefined reference > to `VecDestroy' > > /home/wdg/Dropbox/dev/slepc-ex1/Debug/../ex1.c:165: undefined reference > to `PetscError' > > /home/wdg/Dropbox/dev/slepc-ex1/Debug/../ex1.c:166: undefined reference > to `SlepcFinalize' > > /home/wdg/Dropbox/dev/slepc-ex1/Debug/../ex1.c:166: undefined reference > to `PetscError' > > collect2: ld returned 1 exit status > > make: *** [slepc-ex1] Error 1 > > > > Regards, > > Wu Degang > > -------------- next part -------------- An HTML attachment was scrubbed... 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