gentoo-overlay/sys-apps/grep/grep-3.8.ebuild

# Copyright 1999-2022 Gentoo Authors
# Distributed under the terms of the GNU General Public License v2

EAPI=8

VERIFY_SIG_OPENPGP_KEY_PATH="${BROOT}"/usr/share/openpgp-keys/grep.asc
inherit flag-o-matic verify-sig

DESCRIPTION="GNU regular expression matcher"
HOMEPAGE="https://www.gnu.org/software/grep/"

if [[ ${PV} == *_p* ]] ; then
	# Subscribe to the 'platform-testers' ML to find these.
	# Useful to test on our especially more niche arches and report issues upstream.
	MY_COMMIT="98-c9ac"
	MY_P=${PN}-$(ver_cut 1-2).${MY_COMMIT}
	SRC_URI="https://meyering.net/${PN}/${MY_P}.tar.xz"
	SRC_URI+=" verify-sig? ( https://meyering.net/${PN}/${MY_P}.tar.xz.sig )"
	S="${WORKDIR}"/${MY_P}
else
	SRC_URI="mirror://gnu/${PN}/${P}.tar.xz"
	SRC_URI+=" verify-sig? ( mirror://gnu/${PN}/${P}.tar.xz.sig )"
	KEYWORDS="~alpha ~amd64 ~arm ~arm64 ~hppa ~ia64 ~loong ~m68k ~mips ~ppc ~ppc64 ~riscv ~s390 ~sparc ~x86 ~x64-cygwin ~amd64-linux ~x86-linux ~ppc-macos ~x64-macos ~sparc-solaris ~sparc64-solaris ~x64-solaris ~x86-solaris"
fi

LICENSE="GPL-3+"
SLOT="0"
IUSE="nls pcre static"

# We lack dev-libs/libsigsegv[static-libs] for now
REQUIRED_USE="static? ( !sparc )"

LIB_DEPEND="pcre? ( >=dev-libs/libpcre2-7.8-r1[static-libs(+)] )
	sparc? ( dev-libs/libsigsegv )"
RDEPEND="!static? ( ${LIB_DEPEND//\[static-libs(+)]} )
	nls? ( virtual/libintl )
	virtual/libiconv"
DEPEND="${RDEPEND}
	static? ( ${LIB_DEPEND} )"
BDEPEND="virtual/pkgconfig
	nls? ( sys-devel/gettext )
	verify-sig? ( sec-keys/openpgp-keys-grep )"

DOCS=( AUTHORS ChangeLog NEWS README THANKS TODO )

src_prepare() {
	default

	# bug #523898
	sed -i \
		-e "s:@SHELL@:${EPREFIX}/bin/sh:g" \
		-e "s:@grep@:${EPREFIX}/bin/grep:" \
		src/egrep.sh || die
}

src_configure() {
	use static && append-ldflags -static

	# We used to turn this off unconditionally (bug #673524) but we now
	# allow it for cases where libsigsegv is better for userspace handling
	# of stack overflows.
	# In particular, it's necessary for sparc: bug #768135
	export ac_cv_libsigsegv=$(usex sparc)

	local myeconfargs=(
		--bindir="${EPREFIX}"/bin
		$(use_enable nls)
		$(use_enable pcre perl-regexp)
	)

	econf "${myeconfargs[@]}"
}