linux/scripts/Makefile
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   1# SPDX-License-Identifier: GPL-2.0
   2###
   3# scripts contains sources for various helper programs used throughout
   4# the kernel for the build process.
   5# ---------------------------------------------------------------------------
   6# kallsyms:      Find all symbols in vmlinux
   7# pnmttologo:    Convert pnm files to logo files
   8# conmakehash:   Create chartable
   9# conmakehash:   Create arrays for initializing the kernel console tables
  10
  11HOST_EXTRACFLAGS += -I$(srctree)/tools/include
  12
  13hostprogs-$(CONFIG_KALLSYMS)     += kallsyms
  14hostprogs-$(CONFIG_LOGO)         += pnmtologo
  15hostprogs-$(CONFIG_VT)           += conmakehash
  16hostprogs-$(BUILD_C_RECORDMCOUNT) += recordmcount
  17hostprogs-$(CONFIG_BUILDTIME_EXTABLE_SORT) += sortextable
  18hostprogs-$(CONFIG_ASN1)         += asn1_compiler
  19hostprogs-$(CONFIG_MODULE_SIG)   += sign-file
  20hostprogs-$(CONFIG_SYSTEM_TRUSTED_KEYRING) += extract-cert
  21hostprogs-$(CONFIG_SYSTEM_EXTRA_CERTIFICATE) += insert-sys-cert
  22
  23HOSTCFLAGS_sortextable.o = -I$(srctree)/tools/include
  24HOSTCFLAGS_asn1_compiler.o = -I$(srctree)/include
  25HOSTLOADLIBES_sign-file = -lcrypto
  26HOSTLOADLIBES_extract-cert = -lcrypto
  27
  28always          := $(hostprogs-y) $(hostprogs-m)
  29
  30# The following hostprogs-y programs are only build on demand
  31hostprogs-y += unifdef
  32
  33# These targets are used internally to avoid "is up to date" messages
  34PHONY += build_unifdef
  35build_unifdef: $(obj)/unifdef
  36        @:
  37
  38subdir-$(CONFIG_MODVERSIONS) += genksyms
  39subdir-y                     += mod
  40subdir-$(CONFIG_SECURITY_SELINUX) += selinux
  41subdir-$(CONFIG_DTC)         += dtc
  42subdir-$(CONFIG_GDB_SCRIPTS) += gdb
  43
  44# Let clean descend into subdirs
  45subdir- += basic kconfig package gcc-plugins
  46