scripts/Makefile

   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
   8 HOST_EXTRACFLAGS += -I$(srctree)/tools/include
   9
  10 always-$(CONFIG_BUILD_BIN2C)                    += bin2c
  11 always-$(CONFIG_KALLSYMS)                       += kallsyms
  12 always-$(BUILD_C_RECORDMCOUNT)                  += recordmcount
  13 always-$(CONFIG_BUILDTIME_TABLE_SORT)           += sorttable
  14 always-$(CONFIG_ASN1)                           += asn1_compiler
  15 always-$(CONFIG_MODULE_SIG_FORMAT)              += sign-file
  16 always-$(CONFIG_SYSTEM_TRUSTED_KEYRING)         += extract-cert
  17 always-$(CONFIG_SYSTEM_EXTRA_CERTIFICATE)       += insert-sys-cert
  18
  19 HOSTCFLAGS_sorttable.o = -I$(srctree)/tools/include
  20 HOSTCFLAGS_asn1_compiler.o = -I$(srctree)/include
  21 HOSTLDLIBS_sign-file = -lcrypto
  22 HOSTLDLIBS_extract-cert = -lcrypto
  23
  24 ifdef CONFIG_UNWINDER_ORC
  25 ifeq ($(ARCH),x86_64)
  26 ARCH := x86
  27 endif
  28 HOSTCFLAGS_sorttable.o += -I$(srctree)/tools/arch/x86/include
  29 HOSTCFLAGS_sorttable.o += -DUNWINDER_ORC_ENABLED
  30 HOSTLDLIBS_sorttable = -lpthread
  31 endif
  32
  33 hostprogs := $(always-y) $(always-m)
  34
  35 # The following programs are only built on demand
  36 hostprogs += unifdef
  37
  38 subdir-$(CONFIG_GCC_PLUGINS) += gcc-plugins
  39 subdir-$(CONFIG_MODVERSIONS) += genksyms
  40 subdir-$(CONFIG_SECURITY_SELINUX) += selinux
  41
  42 # Let clean descend into subdirs
  43 subdir- += basic dtc gdb kconfig mod