dev-lang/dafny-bin: bump to 4.7.0

Signed-off-by: Maciej Barć <xgqt@gentoo.org>

dev-lang/dafny-bin/Manifest

@@ -1 +1,2 @@
 DIST dafny-4.6.0-x64-ubuntu-20.04.zip 63265253 BLAKE2B ebba4490857fb9860289ccad5ea03251366ec5d745588e43a74529c3500f5f02c516bef70f4c661b3138b935e340102ea2537e0c22daf64b88941fec1ff90b4b SHA512 2537cc9d2b2a5514d5ff83988856bac4100bb381eef540870867e47d4557e54bf0889a60ad329f961366558be30590cb5c611bcc7a15305c27a1c38da629746f
+DIST dafny-4.7.0-x64-ubuntu-20.04.zip 63382915 BLAKE2B dfda2ceccabd2c223e7ab8ae6c8b02e7f34b42d4c115c2b8013941220246817536313d35927cca68f1427332b937434ec8e9a5dc6347b56eac0f907366c123d2 SHA512 89ef8ebda46b99cebd22f9721fc7af74c8e265a73db4530c571bd37b58d6741f15064d77ee5035be2b2039565b4bc826251dd29d6752557dfb9044fe40b07775

dev-lang/dafny-bin/dafny-bin-4.7.0.ebuild

@@ -0,0 +1,56 @@
+# Copyright 1999-2024 Gentoo Authors
+# Distributed under the terms of the GNU General Public License v2
+
+EAPI=8
+
+DESCRIPTION="Verification-aware programming language"
+HOMEPAGE="https://dafny.org/
+	https://github.com/dafny-lang/dafny/"
+SRC_URI="https://github.com/dafny-lang/dafny/releases/download/v${PV}/dafny-${PV}-x64-ubuntu-20.04.zip"
+S="${WORKDIR}/dafny"
+
+LICENSE="MIT"
+SLOT="0"
+KEYWORDS="-* ~amd64"
+REQUIRED_USE="elibc_glibc"
+RESTRICT="strip"
+
+RDEPEND="
+	!dev-lang/dafny
+	dev-libs/userspace-rcu
+	dev-util/lttng-ust:0/2.12
+	sci-mathematics/z3
+"
+BDEPEND="
+	app-arch/unzip
+"
+
+QA_PREBUILT="*"
+
+src_prepare() {
+	default
+
+	# Remove bundled z3.
+	# NOTICE: New versions do not need the bundled one but older versions
+	# hardcoded the path relative to "dafny" binary.
+	# While bumping make sure to verify that system's "z3" is used
+	# by, for example, compiling/verifying a simple dafny program.
+	rm -r z3 || die
+}
+
+src_install() {
+	local dest=/opt/dafny
+
+	insinto ${dest}
+	# Maybe too general, but this installation mode matched how it arrives.
+	insopts -m0755
+	doins "${S}"/*
+
+	local bin
+	for bin in DafnyServer dafny ; do
+		dosym ../../${dest}/${bin} /usr/bin/${bin}
+	done
+
+	# Make "dafny-server" clients happy.
+	dosym -r /${dest}/DafnyServer /usr/bin/dafny-server
+}