--- /dev/null
+# Copyright 1999-2018 Gentoo Foundation
+# Distributed under the terms of the GNU General Public License v2
+
+EAPI=6
+
+inherit check-reqs eutils multibuild pax-utils
+
+DESCRIPTION="Standard ML optimizing compiler and libraries"
+BASE_URI="mirror://sourceforge/${PN}"
+SRC_URI="!binary? ( ${BASE_URI}/${P}.src.tgz )
+ !bootstrap-smlnj? ( amd64? ( ${BASE_URI}/${P}-1.amd64-linux.tgz ) )"
+HOMEPAGE="http://www.mlton.org"
+
+LICENSE="HPND MIT"
+SLOT="0/${PV}"
+KEYWORDS="~amd64 ~x86"
+IUSE="binary bootstrap-smlnj stage3 doc pax_kernel"
+
+DEPEND="dev-libs/gmp:*
+ bootstrap-smlnj? ( dev-lang/smlnj )
+ !bootstrap-smlnj? (
+ !amd64? ( dev-lang/smlnj )
+ )
+ pax_kernel? ( sys-apps/elfix )
+ doc? ( virtual/latex-base )"
+RDEPEND="dev-libs/gmp:*"
+
+QA_PRESTRIPPED="binary? (
+ usr/lib64/${PN}/bin/mlnlffigen
+ usr/lib64/${PN}/bin/mllex
+ usr/lib64/${PN}/bin/mlprof
+ usr/lib64/${PN}/bin/mlyacc
+ usr/lib64/${PN}/lib/mlton-compile
+ usr/lib/${PN}/bin/mlnlffigen
+ usr/lib/${PN}/bin/mllex
+ usr/lib/${PN}/bin/mlprof
+ usr/lib/${PN}/bin/mlyacc
+ usr/lib/${PN}/lib/mlton-compile
+)"
+
+B="${P}-1.${ARCH}-${KERNEL}"
+R="${WORKDIR}/${B}"
+
+mlton_subdir() {
+ echo $(get_libdir)/${PN}
+}
+
+mlton_dir() {
+ echo "${EPREFIX%/}"/usr/$(mlton_subdir)
+}
+
+mlton_memory_requirement() {
+ # The resident set size of compiling mlton with mlton is almost 14GB on amd64.
+ # http://mlton.org/SelfCompiling
+ # Compiling MLton requires at least 1GB of RAM for 32-bit platforms (2GB is
+ # preferable) and at least 2GB RAM for 64-bit platforms (4GB is preferable).
+ # If your machine has less RAM, self-compilation will likely fail, or at least
+ # take a very long time due to paging. Even if you have enough memory, there
+ # simply may not be enough available, due to memory consumed by other
+ # processes. In this case, you may see an Out of memory message, or
+ # self-compilation may become extremely slow. The only fix is to make sure
+ # that enough memory is available.
+ [[ ${ARCH} == "x86" ]] && echo "2G" || echo "4G"
+}
+
+pkg_pretend() {
+ if use !binary; then
+ local CHECKREQS_MEMORY=$(mlton_memory_requirement)
+ check-reqs_pkg_pretend
+ fi
+}
+
+pkg_setup() {
+ if use !binary; then
+ local CHECKREQS_MEMORY=$(mlton_memory_requirement)
+ check-reqs_pkg_setup
+ fi
+}
+
+mlton_bootstrap_variant() {
+ local b=""
+ if use bootstrap-smlnj || ! use amd64; then
+ b="bootstrap-smlnj"
+ else
+ b="bootstrap"
+ fi
+ echo "${b}"
+}
+
+mlton_bootstrap_build_dir() {
+ echo $(basename ${S})"-"$(mlton_bootstrap_variant)
+}
+
+mlton_bootstrap_bin_dir() {
+ local b=$(mlton_bootstrap_build_dir)
+ if use bootstrap-smlnj || ! use amd64; then
+ b+="/build/bin"
+ else
+ b+="/bin"
+ fi
+ echo "${b}"
+}
+
+# Return the array of multilib build variants
+mlton_multibuild_variants() {
+ local MULTIBUILD_VARIANTS=()
+ if ! use binary; then
+ if use bootstrap-smlnj || ! use amd64; then
+ MULTIBUILD_VARIANTS+=( $(mlton_bootstrap_variant) )
+ use stage3 && MULTIBUILD_VARIANTS+=( build-with-mlton )
+ else
+ MULTIBUILD_VARIANTS+=( build-with-mlton )
+ fi
+ fi
+ echo ${MULTIBUILD_VARIANTS[*]}
+}
+
+# Return the last multibuild variant
+mlton_last_multibuild_variant() {
+ local vs=( $(mlton_multibuild_variants) )
+ echo ${vs[${#vs[@]}-1]}
+}
+
+src_unpack() {
+ default
+ if use binary; then
+ mkdir -p "${S}" || die
+ fi
+}
+
+BIN_STUBS=( mllex mlnlffigen mlprof mlton mlyacc )
+
+mlton_create_bin_stubs() {
+ local SUBDIR=$(mlton_subdir)
+ mkdir "${S}"/bin_stubs || die
+ pushd "${S}"/bin_stubs || die
+ for i in ${BIN_STUBS[*]}; do
+ cat <<- EOF >> ${i}
+ #!/bin/bash
+ exec ${EPREFIX%/}/usr/${SUBDIR}/bin/${i} \$*
+ EOF
+ chmod a+x ${i} || die
+ done
+ popd || die
+}
+
+src_prepare() {
+ if ! use binary; then
+ # For Gentoo hardened: paxmark the mlton-compiler, mllex and mlyacc executables
+ epatch "${FILESDIR}/${PN}-20180207-paxmark.patch"
+ # Fix the bootstrap-smlnj and bootstrap-polyml Makefile targets
+ epatch "${FILESDIR}/${PN}-20180207-bootstrap.patch"
+ fi
+ default
+ $(mlton_create_bin_stubs)
+ if use binary; then
+ pax-mark m "${R}/lib/${PN}/mlton-compile"
+ pax-mark m "${R}/bin/mllex"
+ pax-mark m "${R}/bin/mlyacc"
+ ln -s ${R} ../$(mlton_bootstrap_build_dir) || die
+ gunzip ${R}/share/man/man1/*.gz || die
+ else
+ local MULTIBUILD_VARIANTS=( $(mlton_multibuild_variants) )
+ multibuild_copy_sources
+ if ! use bootstrap-smlnj && [[ ${ARCH} == "amd64" ]]; then
+ ln -s ${B} ../$(mlton_bootstrap_build_dir) || die
+ fi
+ fi
+}
+
+mlton_src_compile() {
+ if [[ ${MULTIBUILD_VARIANT} == $(mlton_bootstrap_variant) ]]; then
+ emake -j1 \
+ "bootstrap-smlnj" \
+ PAXMARK=$(usex pax_kernel "paxmark.sh" "true") \
+ CFLAGS="${CFLAGS}" \
+ WITH_GMP_INC_DIR="${EPREFIX}"/usr/include \
+ WITH_GMP_LIB_DIR="${EPREFIX}"/$(get_libdir)
+ else
+ export PATH="${WORKDIR}/"$(mlton_bootstrap_bin_dir)":${PATH}"
+ einfo "${MULTIBUILD_VARIANT}: Building mlton with mlton in PATH=$PATH"
+ emake -j1 \
+ CFLAGS="${CFLAGS}" \
+ WITH_GMP_INC_DIR="${EPREFIX}"/usr/include \
+ WITH_GMP_LIB_DIR="${EPREFIX}"/$(get_libdir)
+ fi
+ if [[ ${MULTIBUILD_VARIANT} == $(mlton_last_multibuild_variant) ]]; then
+ if use doc; then
+ export VARTEXFONTS="${T}/fonts"
+ emake docs
+ fi
+ fi
+}
+
+src_compile() {
+ if ! use binary; then
+ local MULTIBUILD_VARIANTS=( $(mlton_multibuild_variants) )
+ multibuild_foreach_variant run_in_build_dir mlton_src_compile
+ fi
+}
+
+mlton_src_test() {
+ emake check
+}
+
+src_test() {
+ if ! use binary; then
+ local MULTIBUILD_VARIANTS=( $(mlton_last_multibuild_variant) )
+ multibuild_foreach_variant run_in_build_dir mlton_src_test
+ fi
+}
+
+mlton_src_install() {
+ local DIR=$(mlton_dir)
+ emake \
+ install-no-strip install-strip \
+ DESTDIR="${D}" \
+ PREFIX="${DIR}"
+ if use doc; then
+ emake TDOC="${D}"/usr/share/doc/${PF} install-docs \
+ DESTDIR="${D}" \
+ PREFIX="${DIR}"
+ fi
+}
+
+mlton_install_bin_stubs() {
+ exeinto /usr/bin
+ for i in ${BIN_STUBS[*]}; do
+ doexe "${S}"/bin_stubs/${i}
+ done
+}
+
+src_install() {
+ $(mlton_install_bin_stubs)
+ if use binary; then
+ local DIR=$(mlton_dir)
+ exeinto "${DIR}"/bin
+ doexe "${R}"/bin/*
+ insinto "${DIR}"/lib
+ doins -r "${R}"/lib/${PN}
+ exeinto "${DIR}"/lib/${PN}
+ doexe "${R}"/lib/${PN}/mlton-compile
+ doman "${R}"/share/man/man1/*
+ if use doc; then
+ local DOCS=( "${R}"/share/doc/${PN}/. )
+ einstalldocs
+ fi
+ else
+ local MULTIBUILD_VARIANTS=( $(mlton_last_multibuild_variant) )
+ multibuild_foreach_variant run_in_build_dir mlton_src_install
+ fi
+}
+
+pkg_postinst() {
+ # There are PIC objects in libmlton-pic.a. -link-opt -lmlton-pic does not help as mlton
+ # specifies -lmlton before -lmlton-pic. It appears that it would be necessary to patch mlton
+ # to convince mlton to use the lib*-pic.a libraries when linking an executable.
+ ewarn 'PIE in Gentoo hardened requires executables to be linked with -fPIC. mlton by default links'
+ ewarn 'executables against the non PIC objects in libmlton.a. http://mlton.org/MLtonWorld notes:'
+ ewarn 'Executables that save and load worlds are incompatible with address space layout'
+ ewarn 'randomization (ASLR) of the executable.'
+ ewarn 'To suppress the generation of position-independent executables.'
+ ewarn '-link-opt -fno-PIE'
+}
projects / gentoo.git / commitdiff