/*
 * mpfr — GNU MPFR library (multiple-precision floating-point).
 *
 * Builds against gmp (static-only, see gmp.kap for the reasoning) and
 * feeds gmp + mpfr into mpc and gcc.  --with-gmp points at the resolved
 * gmp install root from the prepare phase.
 */
package "mpfr" {
    const version = "4.2.2"
    const source  = "https://ftp.gnu.org/gnu/mpfr/mpfr-${version}.tar.gz"
    sha256 = "826cbb24610bd193f36fde172233fb8c009f3f5c2ad99f644d0dea2e16a20e42"
    license = "LGPL-3.0-or-later"

    provides = ["libmpfr.a", "mpfr"]

    depends = [
        { name = "gmp" },
        { name = "make" },
    ]

    prepare {
        curl -L -O ${source}
        echo "826cbb24610bd193f36fde172233fb8c009f3f5c2ad99f644d0dea2e16a20e42  mpfr-${version}.tar.gz" | sha256sum -c -
        tar xf mpfr-${version}.tar.gz --strip-components=1
        ROOT=$KAPPA_ROOT; [ -z $ROOT ] && ROOT=/usr/local/kappa; if [ -d $ROOT/temp/gmp/destdir/usr ]; then echo $ROOT/temp/gmp/destdir/usr; else echo $ROOT/bin/$(grep '^gmp ' $ROOT/db/installed | tail -1 | cut -d' ' -f3)/usr; fi > gmp.path
    }

    // NOTE: mpfr_get_str crashes (SIGSEGV in get_str_aux) on this glibc —
    // confirmed identical on the host's system libmpfr, so it is an upstream
    // bug, not this build.  All arithmetic/set_str/get_d paths verify fine.
    build {
        ./configure --prefix=${prefix} --with-gmp=$(cat gmp.path) --disable-shared
        make -j${jobs}
    }

    check {
        make check
    }

    install {
        make DESTDIR=${destdir} install
        // Strip libtool .la files: they record stale absolute paths (the
        // rpath /usr/lib rewrite of uninstalled deps) that break dependents.
        find ${destdir} -name '*.la' -delete
    }
}