From ba83f1c9c67b25e229b0c763e3295e7418507703 Mon Sep 17 00:00:00 2001
From: =?UTF-8?q?Ga=C3=ABtan=20Harter?= <gaetan.harter@fu-berlin.de>
Date: Mon, 23 Apr 2018 14:19:13 +0200
Subject: [PATCH] Makefile.include: set RIOTBUILD_CONFIG_HEADER_C as BUILDDEPS

Use BUILDDEPS to define the RIOTBUILD_CONFIG_HEADER_C dependency
---
 Makefile.include | 9 ++++++---
 1 file changed, 6 insertions(+), 3 deletions(-)

diff --git a/Makefile.include b/Makefile.include
index 449b8c61dd..cb15c63723 100644
--- a/Makefile.include
+++ b/Makefile.include
@@ -364,6 +364,9 @@ LINKFLAGPREFIX ?= -Wl,
 
 DIRS += $(EXTERNAL_MODULE_DIRS)
 
+# Define dependencies required for building (headers, downloading source files,)
+BUILDDEPS += $(RIOTBUILD_CONFIG_HEADER_C)
+
 # Save value to verify it is not modified later
 _BASELIBS_VALUE_BEFORE_USAGE := $(BASELIBS)
 
@@ -387,7 +390,7 @@ endif # RIOTNOLINK
 $(ELFFILE): $(BASELIBS)
 	$(Q)$(_LINK) -o $@
 
-$(BINDIR)/$(APPLICATION_MODULE).a: $(RIOTBUILD_CONFIG_HEADER_C) $(USEPKG:%=$(BINDIR)/%.a) $(APPDEPS) $(BUILDDEPS)
+$(BINDIR)/$(APPLICATION_MODULE).a: $(USEPKG:%=$(BINDIR)/%.a) $(APPDEPS) $(BUILDDEPS)
 	$(Q)DIRS="$(DIRS)" "$(MAKE)" -C $(APPDIR) -f $(RIOTMAKE)/application.inc.mk
 $(BINDIR)/$(APPLICATION_MODULE).a: FORCE
 
@@ -425,14 +428,14 @@ endef
 
 # The `clean` needs to be serialized before everything else.
 ifneq (, $(filter clean, $(MAKECMDGOALS)))
-    all $(BASELIBS) $(USEPKG:%=$(RIOTPKG)/%/Makefile.include) $(RIOTBUILD_CONFIG_HEADER_C) pkg-prepare $(BUILDDEPS): clean
+    all $(BASELIBS) $(USEPKG:%=$(RIOTPKG)/%/Makefile.include) pkg-prepare $(BUILDDEPS): clean
 endif
 
 .PHONY: pkg-prepare $(USEPKG:%=$(BINDIR)/%.a)
 pkg-prepare:
 	-@for i in $(USEPKG) ; do "$(MAKE)" -C $(RIOTPKG)/$$i prepare ; done
 
-$(USEPKG:%=$(BINDIR)/%.a): $(RIOTBUILD_CONFIG_HEADER_C) pkg-prepare $(BUILDDEPS)
+$(USEPKG:%=$(BINDIR)/%.a): pkg-prepare $(BUILDDEPS)
 	@mkdir -p $(BINDIR)
 	$(QQ)"$(MAKE)" -C $(RIOTPKG)/$(patsubst $(BINDIR)/%.a,%,$@)
 
-- 
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