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# Copyright 1999-2019 Gentoo Authors
# Distributed under the terms of the GNU General Public License v2

EAPI=0

inherit eutils toolchain-funcs

DESCRIPTION="SYSLINUX, PXELINUX, ISOLINUX, EXTLINUX and MEMDISK bootloaders"
HOMEPAGE="https://syslinux.zytor.com/"
SRC_URI="https://www.kernel.org/pub/linux/utils/boot/syslinux/${PV:0:1}.xx/${P/_/-}.tar.bz2"

LICENSE="GPL-2"
SLOT="0"
KEYWORDS="-* amd64 x86"
IUSE="custom-cflags"

RDEPEND="sys-fs/mtools
		dev-perl/Crypt-PasswdMD5
		dev-perl/Digest-SHA1"
DEPEND="${RDEPEND}
	dev-lang/nasm
	virtual/os-headers"

S=${WORKDIR}/${P/_/-}

# This ebuild is a departure from the old way of rebuilding everything in syslinux
# This departure is necessary since hpa doesn't support the rebuilding of anything other
# than the installers.

# removed all the unpack/patching stuff since we aren't rebuilding the core stuff anymore

src_unpack() {
	unpack ${A}
	cd "${S}"
	# Fix building on hardened
	epatch "${FILESDIR}"/${PN}-4.05-nopie.patch

	rm -f gethostip #bug 137081

	# Don't prestrip or override user LDFLAGS, bug #305783
	local SYSLINUX_MAKEFILES="extlinux/Makefile linux/Makefile mtools/Makefile \
		sample/Makefile utils/Makefile"
	sed -i ${SYSLINUX_MAKEFILES} -e '/^LDFLAGS/d' || die "sed failed"

	if use custom-cflags; then
		sed -i ${SYSLINUX_MAKEFILES} \
			-e 's|-g -Os||g' \
			-e 's|-Os||g' \
			-e 's|CFLAGS[[:space:]]\+=|CFLAGS +=|g' \
			|| die "sed custom-cflags failed"
	else
		QA_FLAGS_IGNORED="
			/sbin/extlinux
			/usr/bin/memdiskfind
			/usr/bin/gethostip
			/usr/bin/isohybrid
			/usr/bin/syslinux
			"
	fi

}

src_compile() {
	emake CC="$(tc-getCC)" installer || die
}

src_install() {
	emake INSTALLSUBDIRS=utils INSTALLROOT="${D}" MANDIR=/usr/share/man install || die
	dodoc README NEWS doc/*.txt || die
}