Commit 98b616d7 authored by Émeric Vigier's avatar Émeric Vigier Committed by Thomas Petazzoni
Browse files

Makefile: add variable print capabilities 

Add a new goal that dumps all of our variables.

Taken from http://www.cmcrossroads.com/ask-mr-make/6521-dumping-every-makefile-variable



Signed-off-by: default avatarEmeric Vigier <emeric.vigier@savoirfairelinux.com>
[yann.morin.1998@free.fr: drop per-variable print; refresh patch]
Signed-off-by: default avatar"Yann E. MORIN" <yann.morin.1998@free.fr>
Signed-off-by: default avatarThomas Petazzoni <thomas.petazzoni@free-electrons.com>
parent a3e7fc8e

Makefile

+9 −1
Original line number Diff line number Diff line
@@ -407,7 +407,7 @@ toolchain: prepare dirs dependencies $(BASE_TARGETS) 
world: toolchain $(TARGETS_ALL)



.PHONY: all world toolchain dirs clean distclean source outputmakefile \

	legal-info legal-info-prepare legal-info-clean \

	legal-info legal-info-prepare legal-info-clean printvars \

	$(BASE_TARGETS) $(TARGETS) $(TARGETS_ALL) \

	$(TARGETS_CLEAN) $(TARGETS_DIRCLEAN) $(TARGETS_SOURCE) $(TARGETS_LEGAL_INFO) \

	$(BUILD_DIR) $(STAGING_DIR) $(TARGET_DIR) \
@@ -731,6 +731,14 @@ ifeq ($(NEED_WRAPPER),y) 
	$(Q)$(TOPDIR)/support/scripts/mkmakefile $(TOPDIR) $(O)

endif



# printvars prints all the variables currently defined in our Makefiles

printvars:

	@$(foreach V, \

		$(sort $(.VARIABLES)), \

		$(if $(filter-out environment% default automatic, \

				$(origin $V)), \

		$(info $V=$($V) ($(value $V)))))



clean:

	rm -rf $(STAGING_DIR) $(TARGET_DIR) $(BINARIES_DIR) $(HOST_DIR) \

		$(STAMP_DIR) $(BUILD_DIR) $(BASE_DIR)/staging \