test/vsock: add install target

Add install target for vsock to make Yocto easy to install the images.
Signed-off-by: Peng Fan <peng.fan@nxp.com>
Reviewed-by: Stefano Garzarella <sgarzare@redhat.com>
Link: https://patch.msgid.link/20240710122728.45044-1-peng.fan@oss.nxp.comSigned-off-by: Jakub Kicinski <kuba@kernel.org>

tools/testing/vsock/Makefile

@@ -13,3 +13,16 @@ CFLAGS += -g -O2 -Werror -Wall -I. -I../../include -I../../../usr/include -Wno-p
 clean:
 	${RM} *.o *.d vsock_test vsock_diag_test vsock_perf vsock_uring_test
 -include *.d
+
+VSOCK_INSTALL_PATH ?=
+
+install: all
+ifdef VSOCK_INSTALL_PATH
+	mkdir -p $(VSOCK_INSTALL_PATH)
+	install -m 744 vsock_test $(VSOCK_INSTALL_PATH)
+	install -m 744 vsock_perf $(VSOCK_INSTALL_PATH)
+	install -m 744 vsock_diag_test $(VSOCK_INSTALL_PATH)
+	install -m 744 vsock_uring_test $(VSOCK_INSTALL_PATH)
+else
+	$(error Error: set VSOCK_INSTALL_PATH to use install)
+endif