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kconfig: Add -MP option so .d files include empty targets

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Prevents make-level errors when switching IDF versions, as headers may be removed.

Similar to some mentioned here:
https://github.com/espressif/esp-idf/issues/712
This commit is contained in:
Angus Gratton
2019-08-19 11:42:39 +10:00
committed by Angus Gratton
parent 16ee476a77
commit 2264ea7714
1 changed files with 1 additions and 1 deletions
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tools/kconfig/Makefile
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@ -165,7 +165,7 @@ check-lxdialog := $(SRCDIR)/lxdialog/check-lxdialog.sh
# Use recursively expanded variables so we do not call gcc unless # Use recursively expanded variables so we do not call gcc unless
# we really need to do so. (Do not call gcc as part of make mrproper) # we really need to do so. (Do not call gcc as part of make mrproper)
CFLAGS += $(shell $(CONFIG_SHELL) $(check-lxdialog) -ccflags) \ CFLAGS += $(shell $(CONFIG_SHELL) $(check-lxdialog) -ccflags) \
-DLOCALE -MMD -DLOCALE -MMD -MP
CFLAGS += -I "." -I "${SRCDIR}" CFLAGS += -I "." -I "${SRCDIR}"