Makefile: drop config cache on .config changes
The config cache might contain invalid values when .config is changed (E.G. when adding/removing libraries), so drop it so config checks are rerun for new packages (existing package still won't be rebuilt). Signed-off-by: Peter Korsgaard <jacmet@sunsite.dk>
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8
Makefile
8
Makefile
@ -440,6 +440,14 @@ external-deps:
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@$(MAKE) -Bs BR2_WGET=$(TOPDIR)/toolchain/wget-show-external-deps.sh \
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SPIDER=--spider source
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ifeq ($(BR2_CONFIG_CACHE),y)
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$(BUILD_DIR)/tgt-config.cache: .config
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rm -f $@
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touch $@
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$(BASE_TARGETS): | $(BUILD_DIR)/tgt-config.cache
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endif
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else # ifeq ($(BR2_HAVE_DOT_CONFIG),y)
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all: menuconfig
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