# Copyright 1999-2021 Gentoo Authors
# Distributed under the terms of the GNU General Public License v2

EAPI=7

inherit multilib toolchain-funcs flag-o-matic

DESCRIPTION="american fuzzy lop - compile-time instrumentation fuzzer"
HOMEPAGE="https://lcamtuf.coredump.cx/afl/"
SRC_URI="https://github.com/google/AFL/archive/v${PV}.tar.gz -> ${P}.tar.gz"

LICENSE="Apache-2.0"
SLOT="0"
KEYWORDS="~amd64"

DEPEND="sys-devel/gcc:*
	sys-devel/clang:=
	!app-forensics/aflplusplus"
RDEPEND="${DEPEND}"
QA_PREBUILT="/usr/share/afl/testcases/others/elf/small_exec.elf"

S="${WORKDIR}/AFL-${PV}"

src_compile() {
	emake CC="$(tc-getCC)" \
		PREFIX="${EPREFIX}/usr" \
		HELPER_PATH="${EPREFIX}/usr/$(get_libdir)/afl" \
		DOC_PATH="${EPREFIX}/usr/share/doc/${PF}"
	CC="clang" CXX="clang++" strip-unsupported-flags
	cd llvm_mode || die
	emake \
		PREFIX="${EPREFIX}/usr" \
		HELPER_PATH="${EPREFIX}/usr/$(get_libdir)/afl" \
		DOC_PATH="${EPREFIX}/usr/share/doc/${PF}"
}

src_install() {
	emake DESTDIR="${D}" \
		PREFIX="${EPREFIX}/usr" \
		HELPER_PATH="${EPREFIX}/usr/$(get_libdir)/afl" \
		DOC_PATH="${EPREFIX}/usr/share/doc/${PF}" \
		install
}