dev-libs/jsoncpp: Bump to 1.9.4

Signed-off-by: Michał Górny <mgorny@gentoo.org>

dev-libs/jsoncpp/jsoncpp-1.9.4.ebuild

@@ -0,0 +1,45 @@
+# Copyright 1999-2020 Gentoo Authors
+# Distributed under the terms of the GNU General Public License v2
+
+EAPI=7
+
+PYTHON_COMPAT=( python3_{6..9} )
+
+inherit meson python-any-r1
+
+DESCRIPTION="C++ JSON reader and writer"
+HOMEPAGE="https://github.com/open-source-parsers/jsoncpp"
+SRC_URI="
+	https://github.com/open-source-parsers/${PN}/archive/${PV}.tar.gz
+		-> ${P}.tar.gz"
+
+LICENSE="|| ( public-domain MIT )"
+SLOT="0/24"
+KEYWORDS="~alpha ~amd64 ~arm ~arm64 ~hppa ~ia64 ~mips ~ppc ~ppc64 ~riscv ~s390 ~sparc ~x86"
+IUSE="doc test"
+RESTRICT="!test? ( test )"
+
+BDEPEND="
+	${PYTHON_DEPS}
+	doc? ( app-doc/doxygen )"
+RDEPEND=""
+
+src_configure() {
+	local emesonargs=(
+		# Follow Debian, Ubuntu, Arch convention for headers location
+		# bug #452234
+		--includedir include/jsoncpp
+		-Dtests=$(usex test true false)
+	)
+	meson_src_configure
+}
+
+src_compile() {
+	meson_src_compile
+
+	if use doc; then
+		echo "${PV}" > version || die
+		"${EPYTHON}" doxybuild.py --doxygen="${EPREFIX}"/usr/bin/doxygen || die
+		HTML_DOCS=( dist/doxygen/jsoncpp*/. )
+	fi
+}