--- /dev/null
+Fix pkgconfig 'Version' w/ USE=examples
+https://bugs.gentoo.org/657300
+
+--- a/CMakeLists.txt 2018-02-23 23:39:25.000000000 +0200
++++ b/CMakeLists.txt 2018-06-03 22:26:38.673844365 +0300
+@@ -3,7 +3,7 @@
+
+ cmake_minimum_required (VERSION 3.1 FATAL_ERROR)
+
+-project (soxr C)
++project (soxr)
+ set (DESCRIPTION_SUMMARY
+ "High quality, one-dimensional sample-rate conversion library")
+
+@@ -100,10 +100,6 @@
+ set (LIBM_LIBRARIES m)
+ endif ()
+
+-if (${BUILD_EXAMPLES})
+- project (${PROJECT_NAME}) # Adds c++ compiler
+-endif ()
+-
+ if (WITH_OPENMP)
+ find_package (OpenMP)
+ if (OPENMP_FOUND)
--- /dev/null
+# Copyright 1999-2018 Gentoo Foundation
+# Distributed under the terms of the GNU General Public License v2
+
+EAPI=6
+
+inherit cmake-multilib
+
+MY_P="${P}-Source"
+DESCRIPTION="SoX Resampler library"
+HOMEPAGE="https://sourceforge.net/p/soxr/wiki/Home/"
+SRC_URI="mirror://sourceforge/soxr/${MY_P}.tar.xz"
+
+LICENSE="LGPL-2.1"
+SLOT="0"
+KEYWORDS="~alpha ~amd64 ~arm ~arm64 ~hppa ~ia64 ~mips ~ppc ~ppc64 ~sparc ~x86 ~amd64-fbsd"
+IUSE="examples test"
+
+# CMakeLists.txt builds examples if either test or examples USE flag is enabled.
+REQUIRED_USE="test? ( examples )"
+
+DEPEND=""
+RDEPEND="${DEPEND}"
+
+S="${WORKDIR}/${MY_P}"
+
+DOCS=( README TODO NEWS AUTHORS )
+
+PATCHES=(
+ "${FILESDIR}/nodoc.patch"
+ "${FILESDIR}/${P}-fix-pkgconfig.patch"
+)
+
+src_configure() {
+ local mycmakeargs=(
+ -DBUILD_EXAMPLES="$(usex examples)"
+ -DBUILD_TESTS="$(usex test)"
+ )
+ if use examples ; then
+ mycmakeargs+=(
+ -DDOC_INSTALL_DIR="/usr/share/doc/${PF}"
+ )
+ fi
+ cmake-multilib_src_configure
+}
+
+src_install() {
+ cmake-multilib_src_install
+ if use examples ; then
+ docompress -x /usr/share/doc/${PF}/examples
+ fi
+}