package/libcamera: add lc-compliance test application option

- add lc-compliance test application option (and add proper dependencies
  on gtest and libevent)

Signed-off-by: Peter Seiderer <ps.report@gmx.net>
Acked-by: Kieran Bingham <kieran.bingham@ideasonboard.com>
Signed-off-by: Thomas Petazzoni <thomas.petazzoni@bootlin.com>

package/libcamera/Config.in

@@ -72,6 +72,24 @@ config BR2_PACKAGE_LIBCAMERA_PIPELINE_VIMC
 	help
 	  Pipeline for the vimc device.
 
+config BR2_PACKAGE_LIBCAMERA_COMPLIANCE
+	bool "lc-compliance test application"
+	depends on BR2_USE_WCHAR # gtest
+	depends on BR2_TOOLCHAIN_HAS_THREADS # gtest
+	depends on BR2_INSTALL_LIBSTDCPP # gtest
+	depends on BR2_TOOLCHAIN_GCC_AT_LEAST_4_9 # gtest
+	depends on BR2_USE_MMU # gtest
+	select BR2_PACKAGE_GTEST
+	select BR2_PACKAGE_LIBEVENT
+	help
+	  lc-compliance test application
+
+comment "lc-compliance test application needs a toolchain w/ C++, wchar, threads, gcc >= 4.9"
+	depends on BR2_USE_MMU
+	depends on !BR2_USE_WCHAR || !BR2_TOOLCHAIN_HAS_THREADS || \
+		!BR2_INSTALL_LIBSTDCPP || \
+		!BR2_TOOLCHAIN_GCC_AT_LEAST_4_9
+
 endif # BR2_PACKAGE_LIBCAMERA
 
 comment "libcamera needs a toolchain w/ C++, threads, wchar, dynamic library, gcc >= 7"

package/libcamera/libcamera.mk

@@ -61,6 +61,13 @@ LIBCAMERA_PIPELINES-$(BR2_PACKAGE_LIBCAMERA_PIPELINE_VIMC) += vimc
 
 LIBCAMERA_CONF_OPTS += -Dpipelines=$(subst $(space),$(comma),$(LIBCAMERA_PIPELINES-y))
 
+ifeq ($(BR2_PACKAGE_LIBCAMERA_COMPLIANCE),y)
+LIBCAMERA_DEPENDENCIES += gtest libevent
+LIBCAMERA_CONF_OPTS += -Dlc-compliance=enabled
+else
+LIBCAMERA_CONF_OPTS += -Dlc-compliance=disabled
+endif
+
 # gstreamer-video-1.0, gstreamer-allocators-1.0
 ifeq ($(BR2_PACKAGE_GSTREAMER1)$(BR2_PACKAGE_GST1_PLUGINS_BASE),yy)
 LIBCAMERA_CONF_OPTS += -Dgstreamer=enabled