# $Id$

PortSystem 1.0
PortGroup  muniversal 1.0

name          arpack
version       3.0.2
categories    math
license       BSD
platforms     darwin
maintainers		mmoll
description		Package for solving large scale eigenvalue problems
long_description  \
    ARPACK is a collection of Fortran77 subroutines designed to solve large \
    scale eigenvalue problems.
homepage            http://forge.scilab.org/index.php/p/arpack-ng
master_sites	    ${homepage}/downloads/353
distfiles           get
dist_subdir         ${name}/${version}
checksums           md5     fc744f506911401cf4573b1071c0424f \
                    sha1    1092e4da3a28707ee3a143defaa99f8fa26bba9f \
                    rmd160  26c74ff0a5ecd300eb61a1a0abea5bdbaa6e358d
worksrcdir          ${name}-ng-${version}

pre-fetch { 
	if {"darwin" == ${os.platform} && ${os.major} < 9} { 
		ui_error "${name} ${version} requires Mac OS X 10.5 or greater" 
		return -code error "incompatible Mac OS X version" 
	} 
}

# Fortran compilers can not cross-compile
if { ${os.arch}=="i386" } {
    set universal_archs_supported "i386 x86_64"
} else {
    set universal_archs_supported "ppc ppc64"
}

if { ! [variant_isset universal]} {
  configure.args-append home=${worksrcpath}
  if { ${build_arch}=="x86_64" || ${build_arch}=="ppc64" } {
      configure.args-append FFLAGS='-O2 -m64' LDFLAGS='-L${prefix}/lib'
  } else {
      configure.args-append FFLAGS='-O2 -m32' LDFLAGS='-L${prefix}/lib'
  }
} else {
  foreach arch {x86_64 i386 ppc ppc64} {
      set merger_build_args(${arch}) home=${worksrcpath}-${arch}
      set merger_dont_diff "${prefix}/lib/libarpack.la ${prefix}/lib/libparpack.la"
      if { ${arch}=="x86_64" || ${arch}=="ppc64" } {
          lappend merger_configure_args(${arch}) FFLAGS='-O2 -m64' LDFLAGS='-L${prefix}/lib'
      } else {
          lappend merger_configure_args(${arch}) FFLAGS='-O2 -m32' LDFLAGS='-L${prefix}/lib'
      }
  }
}

variant gcc42 description {build with gfortran-mp-4.2} conflicts gcc43 gcc44 gcc45 gcc46 g95 universal {
	depends_build-append    port:gcc42
	configure.env-append F77=${prefix}/bin/gfortran-mp-4.2
}

variant gcc43 description {build with gfortran-mp-4.3} conflicts gcc42 gcc44 gcc45 gcc46 g95 universal {
	depends_build-append    port:gcc43
	configure.env-append F77=${prefix}/bin/gfortran-mp-4.3
}

variant gcc44 description {build with gfortran-mp-4.4} conflicts gcc42 gcc43 gcc45 gcc46 g95 {
	depends_build-append    port:gcc44
	configure.env-append F77=${prefix}/bin/gfortran-mp-4.4
}

variant gcc45 description {build with gfortran-mp-4.5} conflicts gcc42 gcc43 gcc44 gcc46 g95 {
	depends_build-append    port:gcc45
	configure.env-append F77=${prefix}/bin/gfortran-mp-4.5
}

variant gcc46 description {build with gfortran-mp-4.6} conflicts gcc42 gcc43 gcc44 gcc45 g95 {
	depends_build-append    port:gcc46
	configure.env-append F77=${prefix}/bin/gfortran-mp-4.6
}

variant g95 description {build with g95} conflicts gcc42 gcc43 gcc44 gcc45 gcc46 universal {
        depends_build-append    port:g95
        configure.env-append F77=${prefix}/bin/g95
}

if { ![variant_isset gcc42] && ![variant_isset gcc43] && ![variant_isset gcc44] && ![variant_isset gcc45] && ![variant_isset g95] } {
	default_variants      +gcc44
}

variant openmpi description {build PARPACK, the parallel eigenvalue solver library} conflicts universal {
    pre-fetch { 	 
        if {![file exists ${prefix}/bin/openmpif77]} {
            return -code error "Please install one of the following variants of the openmpi port: gcc42, gcc43, gcc44, gcc45."
        }
    }
    depends_build port:openmpi
    configure.args-append --enable-mpi
    configure.env-append MPIF77=${prefix}/bin/openmpif77
}

variant accelerate conflicts atlas description {build with Accelerate framework} {
    configure.args-append --with-lapack=/usr/lib/liblapack.dylib
}

variant atlas description {build with atlas} {
    depends_lib-append port:atlas
    configure.args-append --with-lapack=${prefix}/lib/liblapack.dylib
}

if {![variant_isset atlas]} {
    default_variants +accelerate
}

post-destroot {
    reinplace "s|/usr|${prefix}|g" ${destroot}${prefix}/lib/pkgconfig/arpack.pc
}

livecheck.type  regex
livecheck.url   ${master_sites}
livecheck.regex ${name}_(\[0-9.\]+\[0-9\])