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# Copyright 1999-2018 Gentoo Foundation
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# Distributed under the terms of the GNU General Public License v2
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EAPI=5
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inherit eutils toolchain-funcs
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DESCRIPTION="SYSLINUX, PXELINUX, ISOLINUX, EXTLINUX and MEMDISK bootloaders"
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HOMEPAGE="https://www.syslinux.org/"
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# Final releases in 6.xx/$PV.tar.* (literal "xx")
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# Testing releases in Testing/$PV/$PV.tar.*
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SRC_URI_DIR=${PV:0:1}.xx
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SRC_URI_TESTING=Testing/${PV:0:4}
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[[ ${PV/_alpha} != $PV ]] && SRC_URI_DIR=$SRC_URI_TESTING
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[[ ${PV/_beta} != $PV ]] && SRC_URI_DIR=$SRC_URI_TESTING
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[[ ${PV/_pre} != $PV ]] && SRC_URI_DIR=$SRC_URI_TESTING
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[[ ${PV/_rc} != $PV ]] && SRC_URI_DIR=$SRC_URI_TESTING
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SRC_URI="mirror://kernel/linux/utils/boot/syslinux/${SRC_URI_DIR}/${P/_/-}.tar.xz"
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LICENSE="GPL-2"
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SLOT="0"
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KEYWORDS="-* amd64 x86"
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IUSE="custom-cflags"
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RDEPEND="sys-fs/mtools
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dev-perl/Crypt-PasswdMD5
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dev-perl/Digest-SHA1"
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DEPEND="${RDEPEND}
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dev-lang/nasm
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>=sys-boot/gnu-efi-3.0u
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virtual/os-headers"
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S=${WORKDIR}/${P/_/-}
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# This ebuild is a departure from the old way of rebuilding everything in syslinux
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# This departure is necessary since hpa doesn't support the rebuilding of anything other
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# than the installers.
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# These are executables which come precompiled and are run by the boot loader
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QA_PREBUILT="usr/share/${PN}/*.c32"
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# removed all the unpack/patching stuff since we aren't rebuilding the core stuff anymore
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src_prepare() {
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rm -f gethostip #bug 137081
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epatch "${FILESDIR}"/${PN}-6.03-sysmacros.patch #579928
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# Don't prestrip or override user LDFLAGS, bug #305783
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local SYSLINUX_MAKEFILES="extlinux/Makefile linux/Makefile mtools/Makefile \
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sample/Makefile utils/Makefile"
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sed -i ${SYSLINUX_MAKEFILES} -e '/^LDFLAGS/d' || die "sed failed"
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if use custom-cflags; then
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sed -i ${SYSLINUX_MAKEFILES} \
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-e 's|-g -Os||g' \
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-e 's|-Os||g' \
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-e 's|CFLAGS[[:space:]]\+=|CFLAGS +=|g' \
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|| die "sed custom-cflags failed"
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else
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QA_FLAGS_IGNORED="
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/sbin/extlinux
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/usr/bin/memdiskfind
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/usr/bin/gethostip
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/usr/bin/isohybrid
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/usr/bin/syslinux
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"
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fi
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case ${ARCH} in
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amd64) loaderarch="efi64" ;;
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x86) loaderarch="efi32" ;;
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*) ewarn "Unsupported architecture, building installers only." ;;
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esac
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# building with ld.gold causes problems, bug #563364
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if tc-ld-is-gold; then
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ewarn "Building syslinux with the gold linker may cause problems, see bug #563364"
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if [[ -z "${I_KNOW_WHAT_I_AM_DOING}" ]]; then
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tc-ld-disable-gold
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ewarn "set I_KNOW_WHAT_I_AM_DOING=1 to override this."
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else
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ewarn "Continuing anyway as requested."
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fi
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fi
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}
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src_compile() {
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# build system abuses the LDFLAGS variable to pass arguments to ld
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unset LDFLAGS
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if [[ ! -z ${loaderarch} ]]; then
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emake CC="$(tc-getCC)" LD="$(tc-getLD)" ${loaderarch}
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fi
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emake CC="$(tc-getCC)" LD="$(tc-getLD)" ${loaderarch} installer
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}
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src_install() {
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# parallel install fails sometimes
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einfo "loaderarch=${loaderarch}"
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emake -j1 LD="$(tc-getLD)" INSTALLROOT="${D}" MANDIR=/usr/share/man bios ${loaderarch} install
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dodoc README NEWS doc/*.txt
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}
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pkg_postinst() {
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# print warning for users upgrading from the previous stable version
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if has 4.07 ${REPLACING_VERSIONS}; then
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ewarn "syslinux now uses dynamically linked ELF executables. Before you reboot,"
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ewarn "ensure that needed dependencies are fulfilled. For example, run from your"
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ewarn "syslinux directory:"
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ewarn
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ewarn "LD_LIBRARY_PATH=\".\" ldd menu.c32"
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fi
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}
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