On Wed, Apr 23, 2008 at 1:53 PM, Alan W. Irwin
<[EMAIL PROTECTED]> wrote:
> On 2008-04-22 21:48-0400 Amitha Perera wrote:
>
>
> > Horacio Sanson wrote:
> >
> > > The problem is that in linux I have to add the sctp library (i.e.
> > > -lsctp) if not compilation fails and in FreeBSD adding that library
> > > would cause the compiler to complain.
> > >
> > > if there is a better way to do this I am eager to learn it.
> > >
> >
> > Not necessarily "better", but if sctp exists on Linux, but not on FreeBSD
> (or more generally, if sctp should be linked against whenever it is found),
> an option is
> >
> > find_library( SCTP_LIBRARY sctp )
> >
> > target_link_libraries( your_exec ${SCTP_LIBRARY} )
> >
>
> Good idea, but I believe you would also need the following modification to
> the above logic
>
>
> find_library( SCTP_LIBRARY sctp )
> if(SCTP_LIBRARY)
>
> target_link_libraries( your_exec ${SCTP_LIBRARY} )
> endif(SCTP_LIBRARY)
>
Running this CMake script gives me:
CMake Error: Error required internal CMake variable not set, cmake may
be not be built correctly.
Missing variable is:
CMAKE_FIND_LIBRARY_PREFIXES
I have cmake from Kubuntu Hardy Heron installed.
Horacio
> The reason for the extra logic is that if libsctp is not found then
> SCTP_LIBRARY with be set to "SCTP_LIBRARY-NOTFOUND" which would screw up
> "target_link_libraries" without the "if" protection.
>
> Alan
> __________________________
> Alan W. Irwin
>
> Astronomical research affiliation with Department of Physics and Astronomy,
> University of Victoria (astrowww.phys.uvic.ca).
>
> Programming affiliations with the FreeEOS equation-of-state implementation
> for stellar interiors (freeeos.sf.net); PLplot scientific plotting software
> package (plplot.org); the libLASi project (unifont.org/lasi); the Loads of
> Linux Links project (loll.sf.net); and the Linux Brochure Project
> (lbproject.sf.net).
> __________________________
>
> Linux-powered Science
> __________________________
>
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