Commit 3044dd05 authored by Masahiro Yamada's avatar Masahiro Yamada
Browse files

kbuild: invoke syncconfig if autoconf.h is missing 



If include/generated/autoconf.h is accidentally lost somehow,
there is no clear way to fix it. Make it self-healing.

Signed-off-by: default avatarMasahiro Yamada <masahiroy@kernel.org>
parent 88a8e278

Makefile

+3 −2
Original line number Diff line number Diff line
@@ -698,7 +698,7 @@ $(KCONFIG_CONFIG): 
# This exploits the 'multi-target pattern rule' trick.

# The syncconfig should be executed only once to make all the targets.

# (Note: use the grouped target '&:' when we bump to GNU Make 4.3)

%/auto.conf %/auto.conf.cmd: $(KCONFIG_CONFIG)

%/config/auto.conf %/config/auto.conf.cmd %/generated/autoconf.h: $(KCONFIG_CONFIG)

	$(Q)$(MAKE) -f $(srctree)/Makefile syncconfig

else # !may-sync-config

# External modules and some install targets need include/generated/autoconf.h
@@ -1148,7 +1148,8 @@ scripts: scripts_basic scripts_dtc 
PHONY += prepare archprepare



archprepare: outputmakefile archheaders archscripts scripts include/config/kernel.release \

	asm-generic $(version_h) $(autoksyms_h) include/generated/utsrelease.h

	asm-generic $(version_h) $(autoksyms_h) include/generated/utsrelease.h \

	include/generated/autoconf.h



prepare0: archprepare

	$(Q)$(MAKE) $(build)=scripts/mod