I tried to download and compile from source Octave 3.4 and I get the following warnings. Any idea how to fix these: (I am running 64-bit Ubuntu 11.10)
Do internal array bounds checking: false
Build static libraries: false
Build shared libraries: true
Dynamic Linking: true (dlopen)
Include support for GNU readline: true
64-bit array dims and indexing: false
configure: WARNING: I didn't find gperf, but it's only a problem if you need to reconstruct oct-gperf.h
configure: WARNING: I didn't find flex, but it's only a problem if you need to reconstruct lex.cc
configure: WARNING: I didn't find bison, but it's only a problem if you need to reconstruct parse.cc
configure: WARNING: UMFPACK not found. This will result in some lack of functionality for sparse matrices.
configure: WARNING: qrupdate not found. The QR & Cholesky updating functions will be slow.
configure: WARNING: AMD library not found. This will result in some lack of functionality for sparse matrices.
configure: WARNING: COLAMD library not found. This will result in some lack of functionality for sparse matrices.
configure: WARNING: CCOLAMD library not found. This will result in some lack of functionality for sparse matrices.
configure: WARNING: CHOLMOD library not found. This will result in some lack of functionality for sparse matrices.
configure: WARNING: CXSparse library not found. This will result in some lack of functionality for sparse matrices.
configure: WARNING: cURL library not found. The ftp objects, urlread and urlwrite functions will be disabled.
configure: WARNING: GLPK library not found. The glpk function for solving linear programs will be disabled.
configure: WARNING: GraphicsMagick++ library not found. The imread function for reading image files will not be fully functional.
configure: WARNING: HDF5 library not found. Octave will not be able to save or load HDF5 data files.
configure: WARNING: Qhull library not found -- this will result in loss of functionality of some geometry functions.
configure: WARNING: OpenGL libs (GL and GLU) not found. Native graphics will be disabled.
configure: WARNING:
configure: WARNING: I didn't find the necessary libraries to compile native
configure: WARNING: graphics. It isn't necessary to have native graphics,
configure: WARNING: but you will need to have gnuplot installed or you won't
configure: WARNING: be able to use any of Octave's plotting commands
configure: WARNING:
configure:
configure: NOTE: libraries may be skipped if a library is not found OR
configure: NOTE: if the library on your system is missing required features.