# -*- 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           cmake 1.1
PortGroup           github 1.0
PortGroup           linear_algebra 1.1

github.setup        icl-utk-edu lapackpp 2025.05.28 v
revision            0
categories          math science
license             BSD
maintainers         {@barracuda156 macos-powerpc.org:barracuda} openmaintainer
description         C++ API for the LAPACK
long_description    {*}${description}
checksums           rmd160  3636c6688627732d645e06e56b4caefbf2ece1f2 \
                    sha256  a29be08104f52ca835e300a6aa0530831d67c52a57f72e7b4fb36b3f6859ab7c \
                    size    508207
github.tarball_from archive

set py_ver          3.12
set py_ver_nodot    [string map {. {}} ${py_ver}]
configure.python    ${prefix}/bin/python${py_ver}

depends_build-append \
                    port:python${py_ver_nodot}
depends_lib-append  port:blaspp

patchfiles          patch-configure.py.diff \
                    patch-GNUmakefile.diff

post-patch {
    reinplace "s,@PREFIX@,${prefix},g" ${worksrcpath}/GNUmakefile ${worksrcpath}/configure.py
    reinplace "s,@PYTHON@,${configure.python},g" ${worksrcpath}/GNUmakefile ${worksrcpath}/configure.py
    reinplace "s,/usr/bin/env python3,${configure.python}," ${worksrcpath}/test/run_tests.py
    reinplace "s,python3,${configure.python}," ${worksrcpath}/test/CMakeLists.txt

    if {[variant_isset openblas]} {
        reinplace "s,<cblas.h>,<cblas_openblas.h>,g" ${worksrcpath}/config/cblas.cc
        reinplace "s,<cblas.h>,<cblas_openblas.h>," ${worksrcpath}/config/openblas_version.cc
        reinplace "s,<cblas.h>,<cblas_openblas.h>,g" ${worksrcpath}/test/cblas_wrappers.hh
        reinplace "s,<cblas.h>,<cblas_openblas.h>," ${worksrcpath}/test/test.cc
    }
}

compiler.cxx_standard   2017
compiler.openmp_version 3.0

# TODO: add support for other backends.
pre-configure {
    if {[variant_isset accelerate]} {
        veclibfort  no
        configure.args-append \
                    -DBLA_VENDOR="Apple" \
                    -Dblaspp_cblas_include=/System/Library/Frameworks/Accelerate.framework/Frameworks/vecLib.framework/Headers
    } elseif {[variant_isset openblas]} {
        configure.args-append \
                    -DBLA_VENDOR="OpenBLAS" \
                    -Dblaspp_cblas_include=${prefix}/include
    }
}

# Accelerate is broken atm, use OpenBLAS.
# https://github.com/icl-utk-edu/lapackpp/issues/28
if {![variant_isset accelerate]} {
    default_variants +openblas
}

configure.args-append \
                    -DBUILD_SHARED_LIBS:BOOL=ON \
                    -DBUILD_TESTING:BOOL=ON \
                    -Dgpu_backend=none \
                    -Duse_openmp:BOOL=ON \
                    --log-level=trace

if {[string match *clang* ${configure.compiler}]} {
    configure.ldflags-append \
                    -L${prefix}/lib/libomp \
                    -lomp
}

# https://github.com/icl-utk-edu/blaspp/issues/90
if {[string match *gcc* ${configure.compiler}]} {
    configure.ldflags-append \
                    -latomic
}
