When a check fails we currently just report why we failed. This is not totally helpful to people who want to boot-strap a new image. Report a hint as to why it failed.
Signed-off-by: Alex Bennée <alex.ben...@linaro.org> Suggested-by: Fam Zheng <f...@redhat.com> diff --git a/tests/docker/Makefile.include b/tests/docker/Makefile.include index 05afeb64a7..1aaa795743 100644 --- a/tests/docker/Makefile.include +++ b/tests/docker/Makefile.include @@ -73,7 +73,8 @@ docker-binfmt-image-debian-%: $(DOCKER_FILES_DIR)/debian-bootstrap.docker $(if $(EXECUTABLE),--include-executable=$(EXECUTABLE)), \ "BUILD","binfmt debian-$* (debootstrapped)"), \ $(call quiet-command, \ - $(DOCKER_SCRIPT) check --quiet qemu:debian-$* $<, \ + $(DOCKER_SCRIPT) check --quiet qemu:debian-$* $< || \ + { echo "You will need to build $(EXECUTABLE)"; exit 1;},\ "CHECK", "debian-$* exists")) endif -- 2.17.1