1 # SPDX-License-Identifier: GPL-2.0-only 1 # SPDX-License-Identifier: GPL-2.0-only
2 # !! 2 ###
3 # fixdep: used to generate dependency informat !! 3 # This Makefile lists the most basic programs used during the build process.
>> 4 # The programs listed herein are what are needed to do the basic stuff,
>> 5 # such as fix file dependencies.
>> 6 # This initial step is needed to avoid files to be recompiled
>> 7 # when kernel configuration changes (which is what happens when
>> 8 # .config is included by main Makefile.
>> 9 # ---------------------------------------------------------------------------
>> 10 # fixdep: Used to generate dependency information during build process
4 11
5 hostprogs-always-y += fixdep !! 12 hostprogs-y := fixdep
>> 13 always := $(hostprogs-y)
6 14
7 # randstruct: the seed is needed before buildi !! 15 # fixdep is needed to compile other host programs
8 # before running a Clang kernel build. !! 16 $(addprefix $(obj)/,$(filter-out fixdep,$(always))): $(obj)/fixdep
9 gen-randstruct-seed := $(srctree)/scripts/ <<
10 quiet_cmd_create_randstruct_seed = GENSEED $@ <<
11 cmd_create_randstruct_seed = \ <<
12 $(CONFIG_SHELL) $(gen-randstruct-seed) <<
13 $@ $(objtree)/include/generate <<
14 $(obj)/randstruct.seed: $(gen-randstruct-seed) <<
15 $(call if_changed,create_randstruct_se <<
16 always-$(CONFIG_RANDSTRUCT) += randstruct.seed <<
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