Makefile

 1# SPDX-License-Identifier: GPL-2.0-only
 2#
 3# fixdep: used to generate dependency information during build process
 4
 5hostprogs-always-y	+= fixdep
 6
 7# randstruct: the seed is needed before building the gcc-plugin or
 8# before running a Clang kernel build.
 9gen-randstruct-seed	:= $(srctree)/scripts/gen-randstruct-seed.sh
10quiet_cmd_create_randstruct_seed = GENSEED $@
11cmd_create_randstruct_seed = \
12	$(CONFIG_SHELL) $(gen-randstruct-seed) \
13		$@ $(objtree)/include/generated/randstruct_hash.h
14$(obj)/randstruct.seed: $(gen-randstruct-seed) FORCE
15	$(call if_changed,create_randstruct_seed)
16always-$(CONFIG_RANDSTRUCT) += randstruct.seed
17
18# integer-wrap: if the .scl file changes, we need to do a full rebuild.
19$(obj)/../../include/generated/integer-wrap.h: $(srctree)/scripts/integer-wrap-ignore.scl FORCE
20	$(call if_changed,touch)
21always-$(CONFIG_UBSAN_INTEGER_WRAP) += ../../include/generated/integer-wrap.h