# -*- coding: utf-8; mode: tcl; tab-width: 4; indent-tabs-mode: nil; c-basic-offset: 4 -*- vim:fenc=utf-8:ft=tcl:et:sw=4:ts=4:sts=4
# $Id$

PortSystem          1.0
PortGroup compilers 1.0

name                wgrib2
version             2.0.0
revision            6
platforms           darwin
maintainers         takeshi
license             public-domain
categories          science
description         program to read atmospheric data files in GRIB2
master_sites        ftp://ftp.cpc.ncep.noaa.gov/wd51we/wgrib2/ \
                    http://www.ftp.cpc.ncep.noaa.gov/wd51we/wgrib2/
distname            ${name}_nolib.tgz.v${version}
extract.suffix     
set version_iplib   2012
set version_g2clib  1.4.0
checksums           md5     47fcc30c1b4d4f883952fdd0cb683a97 \
                    sha1    eee050b720ba4bc4891d41e7f5c81ad2033c091c \
                    rmd160  f915db25714fb2af88c706988c0ac421e83321fc
homepage            http://www.cpc.ncep.noaa.gov/products/wesley/wgrib2/
long_description   \
    wgrib2 is a swiss army knife for grib2 files. \
    GRIB-2 has arrived and has begun replacing the the older standard GRIB-1. \
    GRIB-2 can reduce the file size by up to 80% (NAM, JPEG2000 compression).

compilers.choose    fc f77 f90
compilers.setup

depends_build       port:gctpc
depends_lib         port:jasper \
                    port:libpng \
                    port:netcdf \
                    port:hdf5

worksrcdir          grib2

patchfiles          patch-makefile.diff  \
                    patch-g2clib-makefile.diff \
                    patch-iplib-makefile.diff
use_configure       no
use_parallel_build  no

set ip ${worksrcpath}/iplib.${version_iplib}
set lipolate ${ip}/libipolate.a
set g2c ${worksrcpath}/g2clib-${version_g2clib}
set lg2c ${g2c}/libgrib2c.a
set lgctpc -lgctpc

configure.cppflags-append   -I${prefix}/include/gctpc
variant universal {}
if {[variant_isset universal]} {
    set cflags "${configure.cflags} ${configure.universal_cflags}"
    set ldflags "${configure.ldflags} ${configure.universal_ldflags}"
} else {
    set cflags "${configure.cflags} ${configure.cc_archflags}"
    set ldflags "${configure.ldflags} ${configure.cc_archflags}"
}
build.args         "-f makefile \
                    zlib=\"\" plib=\"\" jlib=\"\" h5lib=\"\" n4lib=\"\" "

pre-build {
    set fsymbol ""
    if {[fortran_variant_isset]} {
        set iip "-I${ip}"
        set libs "${lg2c} ${lgctpc} ${lipolate} ${compilers.libfortran}"
        build.args-append   USE_IPOLATES=1
        if {[variant_isset g95]} {
            set fsymbol -DG95
        } else {
            set fsymbol -DGFORTRAN
            build.args-append   USE_OPENMP=1
        }
        build.env           FC=\"${configure.fc}\" \
                            F90=\"${configure.fc}\" \
                            FFLAGS=\"${configure.fflags}\"
    } else {
        set iip ""
        set libs "${lg2c} ${lgctpc}"
    }
    build.env-append    LDFLAGS=\"${libs} ${configure.ldflags} -lpng -ljasper -lnetcdf\" \
                        CC=\"${configure.cc}\" \
                        CPPFLAGS=\"${fsymbol} ${configure.cppflags}\" \
                        CFLAGS=\"${cflags}\"
    build.args-append   iip=\"${iip}\"
}

destroot {
    xinstall -m 644 ${g2c}/grib2.h ${destroot}${prefix}/include
    xinstall -m 644 ${lg2c} ${destroot}${prefix}/lib
    xinstall -m 755 ${worksrcpath}/${name}/${name} ${destroot}${prefix}/bin
    foreach b {gmerge smallest_4 smallest_grib2} {
        xinstall -m 755 ${worksrcpath}/aux_progs/${b} ${destroot}${prefix}/bin
    }
    if {[file exist ${lipolate}]} {
        system "ranlib ${ip}/libipolate.a" 
        xinstall -m 644 ${lipolate} ${destroot}${prefix}/lib
        xinstall -d -m 755 ${destroot}${prefix}/share/doc/${name}
        xinstall -m 644 ${worksrcpath}/README.ipolates ${destroot}${prefix}/share/doc/${name}
    }
}