app-misc/ola: support installing Python bindings

Signed-off-by: Marek Szuba <marecki@gentoo.org>

3 files changed, 71 insertions, 2 deletions

diff --git a/app-misc/ola/files/ola-0.10.8-python_version_check.patch b/app-misc/ola/files/ola-0.10.8-python_version_check.patch
new file mode 100644
index 000000000000..a4a82f916fa0
--- /dev/null
+++ b/app-misc/ola/files/ola-0.10.8-python_version_check.patch
@@ -0,0 +1,31 @@
+--- a/python/ola/OlaClient.py
++++ b/python/ola/OlaClient.py
+@@ -952,7 +952,7 @@
+     controller = SimpleRpcController()
+     request = Ola_pb2.DmxData()
+     request.universe = universe
+-    if sys.version >= '3.2':
++    if sys.version_info[:3] >= (3,2):
+       request.data = data.tobytes()
+     else:
+       request.data = data.tostring()
+--- a/python/ola/PidStore.py
++++ b/python/ola/PidStore.py
+@@ -645,7 +645,7 @@
+                                 (self.name, self.min))
+ 
+     try:
+-      if sys.version >= '3.2':
++      if sys.version_info[:3] >= (3,2):
+         data = struct.unpack('%ds' % arg_size, bytes(arg, 'utf8'))
+       else:
+         data = struct.unpack('%ds' % arg_size, arg)
+@@ -668,7 +668,7 @@
+     except struct.error as e:
+       raise UnpackException(e)
+ 
+-    if sys.version >= '3.2':
++    if sys.version_info[:3] >= (3,2):
+       return value[0].rstrip(b'\x00').decode('utf-8')
+     else:
+       return value[0].rstrip(b'\x00')
diff --git a/app-misc/ola/metadata.xml b/app-misc/ola/metadata.xml
index fe23c959e3e0..90cb6324410e 100644
--- a/app-misc/ola/metadata.xml
+++ b/app-misc/ola/metadata.xml
@@ -19,5 +19,6 @@
 	<use>
 		<flag name="ftdi">Support FTDI devices</flag>
 		<flag name="http">Enable built-in Web UI</flag>
+		<flag name="rdm-tests">Install RDM responder tests</flag>
 	</use>
 </pkgmetadata>
diff --git a/app-misc/ola/ola-0.10.8.ebuild b/app-misc/ola/ola-0.10.8.ebuild
index e9fa6752713f..bcb9094e62e1 100644
--- a/app-misc/ola/ola-0.10.8.ebuild
+++ b/app-misc/ola/ola-0.10.8.ebuild
@@ -3,7 +3,9 @@
 
 EAPI=8
 
-inherit autotools
+PYTHON_COMPAT=( python3_{8..10} )
+
+inherit autotools python-single-r1
 
 DESCRIPTION="Open Lighting Architecture, a framework for lighting control information"
 HOMEPAGE="https://www.openlighting.org/ola/"
@@ -12,7 +14,10 @@ SRC_URI="https://github.com/OpenLightingProject/${PN}/releases/download/${PV}/${
 LICENSE="GPL-2+ LGPL-2.1+"
 SLOT="0"
 KEYWORDS="~amd64"
-IUSE="examples ftdi http osc tcmalloc test usb zeroconf"
+IUSE="examples ftdi http osc python rdm-tests tcmalloc test usb zeroconf"
+
+REQUIRED_USE="python? ( ${PYTHON_REQUIRED_USE} )
+	rdm-tests? ( python )"
 
 RESTRICT="!test? ( test )"
 
@@ -22,6 +27,17 @@ RDEPEND="dev-libs/protobuf:=
 	ftdi? ( dev-embedded/libftdi:1 )
 	http? ( net-libs/libmicrohttpd:= )
 	osc? ( media-libs/liblo )
+	python? (
+		${PYTHON_DEPS}
+		$(python_gen_cond_dep '
+			dev-python/protobuf-python[${PYTHON_USEDEP}]
+		')
+	)
+	rdm-tests? (
+		$(python_gen_cond_dep '
+			dev-python/numpy[${PYTHON_USEDEP}]
+		')
+	)
 	tcmalloc? ( dev-util/google-perftools:= )
 	usb? ( virtual/libusb:1 )
 	zeroconf? ( net-dns/avahi )"
@@ -32,8 +48,19 @@ BDEPEND="sys-devel/bison
 	virtual/pkgconfig
 	test? (
 		dev-util/cppunit
+		python? (
+			${PYTHON_DEPS}
+			$(python_gen_cond_dep '
+				dev-python/numpy[${PYTHON_USEDEP}]
+				dev-python/protobuf-python[${PYTHON_USEDEP}]
+			')
+		)
 	)"
 
+PATCHES=(
+	"${FILESDIR}"/${PN}-0.10.8-python_version_check.patch
+)
+
 src_prepare() {
 	default
 	# Upstream recommends doing this even for tarball builds
@@ -48,6 +75,8 @@ src_configure() {
 		$(use_enable ftdi libftdi)
 		$(use_enable http)
 		$(use_enable osc)
+		$(use_enable python python-libs)
+		$(use_enable rdm-tests)
 		$(use_enable tcmalloc)
 		$(use_enable test unittests)
 		$(use_enable usb libusb)
@@ -57,5 +86,13 @@ src_configure() {
 
 src_install() {
 	default
+
 	find "${ED}" -name '*.la' -delete || die
+
+	if use examples && use python; then
+		docinto examples
+		python_fix_shebang python/examples/*.py
+		dodoc python/examples/*.py
+		docompress -x /usr/share/doc/${PF}/examples
+	fi
 }