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[v3,5/8] docker: print warning if EXECUTABLE is not set when building debootstrap image

Message ID 1473192351-601-6-git-send-email-silbe@linux.vnet.ibm.com (mailing list archive)
State New, archived
Headers show

Commit Message

Sascha Silbe Sept. 6, 2016, 8:05 p.m. UTC 
Building the debian-debootstrap image will usually fail if EXECUTABLE
isn't set (when using the Makefile). Warn the user in this case so
they know why it's failing.

Signed-off-by: Sascha Silbe <silbe@linux.vnet.ibm.com>
---
 tests/docker/Makefile.include | 3 +++
 1 file changed, 3 insertions(+)
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Patch

diff --git a/tests/docker/Makefile.include b/tests/docker/Makefile.include
index 1b20db0..19d4cc7 100644
--- a/tests/docker/Makefile.include
+++ b/tests/docker/Makefile.include
@@ -44,6 +44,9 @@  docker-image: ${DOCKER_TARGETS}
 
 # General rule for building docker images
 docker-image-%: $(DOCKER_FILES_DIR)/%.docker
+	@if test "$@" = docker-image-debian-bootstrap -a -z "$(EXECUTABLE)"; then \
+		echo WARNING: EXECUTABLE is not set, debootstrap may fail. 2>&1 ; \
+	fi
 	$(call quiet-command,\
 		$(SRC_PATH)/tests/docker/docker.py build qemu:$* $< \
 		$(if $V,,--quiet) $(if $(NOCACHE),--no-cache) \