# -*- 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

PortSystem          1.0
PortGroup           R 1.0

R.setup             cran RcppCore RcppParallel 5.1.7
revision            3
categories-append   devel
maintainers         {@barracuda156 gmail.com:vital.had} openmaintainer
license             GPL-3
description         High level functions for parallel programming with Rcpp
long_description    {*}${description}
homepage            https://rcppcore.github.io/RcppParallel
checksums           rmd160  988c8b20fc31ac86c1d16ec54973b2c1c3f9b207 \
                    sha256  f9c30eb9ce1abffc590825d513d6d28dcbe970e36032dd7521febf04e905b29c \
                    size    1629119

patch.pre_args-replace  -p0 -p1
patchfiles          0001-Fix-macos.inc.patch \
                    0002-proxy_overload-for-10.7.patch \
                    0003-patch-tbb-arch.diff

post-patch {
    reinplace "s|@MACOS_V@|${macosx_deployment_target}|" ${worksrcpath}/src/tbb/build/macos.inc
    # https://github.com/RcppCore/RcppParallel/issues/176
    if {[string match *gcc* ${configure.compiler}]} {
        # "gcc-mp-12" is not supported on macos. Add build/macos.gcc-mp-12.inc file with compiler-specific settings.
        reinplace "s|@CC@|gcc|g" ${worksrcpath}/src/tbb/build/macos.inc
        # Don't use libcxx with gcc.
        reinplace "s|@STDLIB@|libstdc++|" ${worksrcpath}/src/tbb/build/macos.inc
    } else {
        # This just reverts the patch to Clang hardcoding:
        reinplace "s|@CC@|clang|g" ${worksrcpath}/src/tbb/build/macos.inc
        reinplace "s|@STDLIB@|libc++|" ${worksrcpath}/src/tbb/build/macos.inc
    }
    # Propagating arch via env does not work for tests. Notice, the following
    # implies monoarch build. If R goes universal, alternative solution will be needed.
    if {${build_arch} eq "arm64"} {
        reinplace "s|@TBB_ARCH@|arm64|" ${worksrcpath}/src/Makevars.in
    } elseif {${build_arch} eq "i386"} {
        reinplace "s|@TBB_ARCH@|ia32|" ${worksrcpath}/src/Makevars.in
    } elseif {${build_arch} eq "ppc"} {
        reinplace "s|@TBB_ARCH@|ppc32|" ${worksrcpath}/src/Makevars.in
    } elseif {${build_arch} eq "ppc64"} {
        reinplace "s|@TBB_ARCH@|ppc64|" ${worksrcpath}/src/Makevars.in
    } elseif {${build_arch} eq "x86_64"} {
        reinplace "s|@TBB_ARCH@|intel64|" ${worksrcpath}/src/Makevars.in
    }
}

platform powerpc {
    # Otherwise configure script does nonsense, setting arch to ppc64 on G5 – regardless of Macports settings and OS support of ppc64.
    if {${build_arch} eq "ppc64"} {
        configure.env-append \
                    arch=ppc64
        build.env-append \
                    arch=ppc64
        test.env-append \
                    arch=ppc64
    } else {
        configure.env-append \
                    arch=ppc32
        build.env-append \
                    arch=ppc32
        test.env-append \
                    arch=ppc32
    }
}

# It is also possible to configure RcppParallel to use external TBB:
# https://github.com/RcppCore/RcppParallel
# This has not been tested though.
# depends_lib-append  path:lib/libtbb.dylib:onetbb
# configure.args-append   TBB=${prefix} \
#                         TBB_INC=${prefix}include/tbb \
#                         TBB_LIB=${prefix}/lib

depends_test-append port:R-knitr \
                    port:R-Rcpp \
                    port:R-rmarkdown \
                    port:R-RUnit

test.run            yes