sys-apps/grep: add 3.7_p20220425 (unkeyworded).

Notably switches to libpcre2 (yay). Pre-release for testing.

Bug: https://bugs.gentoo.org/514454
Bug: https://bugs.gentoo.org/569816
Bug: https://bugs.gentoo.org/641186
Signed-off-by: Sam James <sam@gentoo.org>

sys-apps/grep/Manifest

@@ -1,2 +1,4 @@
+DIST grep-3.7.62-9a668.tar.xz 1687820 BLAKE2B 95f5deccb3b3b223cb429f5c515674bed5209e6ca1d295b5ddfcf09614c6c10f6c6f56df9931a3dc0926b48abced15ab1099d8e84840c74846cb89270e248473 SHA512 b24a11138e683d75e75b4f04a42f4d202526a691aa70c303af4d257e2a395a4266b4bc05afff4fff7ab0efc5564af3efe0f9108cbeddf406d4dc3f171a642f25
+DIST grep-3.7.62-9a668.tar.xz.sig 833 BLAKE2B 9be6a33b1d2e29eeaea6bfbcbeade37eb4d7c8b2fdf37ec82376b1cc158f02c6916c87c21378cd099f863787ae46e2bc7dd40df77b263fe971f50b7bbe67cced SHA512 5245b7af4202bd49ef8937eda3ad91949e6bd9e16e217c0a326e8d6abc17d8f47e068197cb5df16829298912eed0d811164da4d1d7bd3ce3ff679a87a281f33b
 DIST grep-3.7.tar.xz 1641196 BLAKE2B acf03b1fe8065dac48d686de070bab9ecddae65c97f3b0e2be484e8abdd06d1fbdbb396f3d73dadadf9618aad2f02cf6416094bad64d5f2f15eab6b6b3adfeda SHA512 e9e45dcd40af8367f819f2b93c5e1b4e98a251a9aa251841fa67a875380fae52cfa27c68c6dbdd6a4dde1b1017ee0f6b9833ef6dd6e419d32d71b6df5e972b82
 DIST grep-3.7.tar.xz.sig 833 BLAKE2B 02a2850e22e8054dcfd02b6f08747a97d43dae9adb908516bdaed35750aa7f773832ad1b0b4c53d7b0ebc8f1fe2979e7938bbbeeb09ea00c11b4a0d5846c7b9c SHA512 9db28883b696fbbb0fad32f4ecd168954dc475d5f0a8f2b4f960ff615ef7dd8348a7caaee85a96287824472a29485ff921af121c582083ca5ad5c30960f99cf4

sys-apps/grep/grep-3.7_p20220425.ebuild

@@ -0,0 +1,72 @@
+# Copyright 1999-2022 Gentoo Authors
+# Distributed under the terms of the GNU General Public License v2
+
+EAPI=7
+
+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 [[ ${PV} == *_p* ]] ; then
+	# Subscribe to the 'platform-testers' ML to find these.
+	# Useful to test on our especially more niche arches and report issues upstream.
+	MY_COMMIT="62-9a668"
+	MY_P=${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[@]}"
+}