sys-boot/rpi-imager: add drivelist filter useflag

sys-boot/rpi-imager/files/1.7.3-move-DRIVELIST_FILTER_SYSTEM_DRIVES-to-cmake-arg.patch

@@ -0,0 +1,37 @@
+# Expose drivelist filtering as cmake variable
+
+--- a/src/CMakeLists.txt
++++ b/src/CMakeLists.txt
+@@ -134,6 +134,17 @@ else()
+     add_definitions(-DTELEMETRY_ENABLED_DEFAULT=false)
+ endif()
+ 
++if(DEFINED DRIVELIST_FILTER_SYSTEM_DRIVES)
++    if(DRIVELIST_FILTER_SYSTEM_DRIVES)
++        # Hide system drives from list
++        add_definitions(-DDRIVELIST_FILTER_SYSTEM_DRIVES=true)
++    else()
++        add_definitions(-DDRIVELIST_FILTER_SYSTEM_DRIVES=false)
++    endif()
++else()
++    add_definitions(-DDRIVELIST_FILTER_SYSTEM_DRIVES=true)
++endif()
++
+ if(ENABLE_CHECK_VERSION)
+     add_definitions(-DCHECK_VERSION_DEFAULT=true)
+ else()
+--- a/src/config.h
++++ b/src/config.h
+@@ -19,9 +19,6 @@
+ /* Hash algorithm for verifying (uncompressed image) checksum */
+ #define OSLIST_HASH_ALGORITHM             QCryptographicHash::Sha256
+ 
+-/* Hide system drives from list */
+-#define DRIVELIST_FILTER_SYSTEM_DRIVES    true
+-
+ /* Update progressbar every 0.1 second */
+ #define PROGRESS_UPDATE_INTERVAL          100
+ 
+-- 
+2.38.2
+

sys-boot/rpi-imager/metadata.xml

@@ -8,4 +8,8 @@
     <upstream>
         <remote-id type="github">raspberrypi/rpi-imager</remote-id>
     </upstream>
+    <use>
+        <flag name="filter-drivelist">Filters list of drives to just display USB-Drives, SD-Cards and NVME (root excluded)</flag>
+    </use>
+
 </pkgmetadata>

sys-boot/rpi-imager/rpi-imager-1.7.3.ebuild

@@ -42,10 +42,17 @@ DEPEND="
 	${RDEPEND}
 "
 
+IUSE="+filter-drivelist"
+
+PATCHES=(
+	"${FILESDIR}/${PV}-move-DRIVELIST_FILTER_SYSTEM_DRIVES-to-cmake-arg.patch"
+)
+
 src_configure() {
 	local mycmakeargs=(
 		-DENABLE_CHECK_VERSION=OFF
 		-DENABLE_TELEMETRY=OFF
+		-DDRIVELIST_FILTER_SYSTEM_DRIVES=$(usex filter-drivelist)
 	)
 
 	cmake_src_configure