scripts/Makefile

   1 ###
   2 # scripts contains sources for various helper programs used throughout
   3 # the kernel for the build process.
   4 # ---------------------------------------------------------------------------
   5 # kallsyms:      Find all symbols in vmlinux
   6 # pnmttologo:    Convert pnm files to logo files
   7 # conmakehash:   Create chartable
   8 # conmakehash:   Create arrays for initializing the kernel console tables
   9 # docproc:       Used in Documentation/DocBook
  10 # check-lc_ctype: Used in Documentation/DocBook
  11
  12 HOST_EXTRACFLAGS += -I$(srctree)/tools/include
  13
  14 CRYPTO_LIBS = $(shell pkg-config --libs libcrypto 2> /dev/null || echo -lcrypto)
  15 CRYPTO_CFLAGS = $(shell pkg-config --cflags libcrypto 2> /dev/null)
  16
  17 hostprogs-$(CONFIG_KALLSYMS)     += kallsyms
  18 hostprogs-$(CONFIG_LOGO)         += pnmtologo
  19 hostprogs-$(CONFIG_VT)           += conmakehash
  20 hostprogs-$(BUILD_C_RECORDMCOUNT) += recordmcount
  21 hostprogs-$(CONFIG_BUILDTIME_EXTABLE_SORT) += sortextable
  22 hostprogs-$(CONFIG_ASN1)         += asn1_compiler
  23 hostprogs-$(CONFIG_MODULE_SIG)   += sign-file
  24 hostprogs-$(CONFIG_SYSTEM_TRUSTED_KEYRING) += extract-cert
  25
  26 HOSTCFLAGS_sortextable.o = -I$(srctree)/tools/include
  27 HOSTCFLAGS_asn1_compiler.o = -I$(srctree)/include
  28 HOSTCFLAGS_sign-file.o = $(CRYPTO_CFLAGS)
  29 HOSTLOADLIBES_sign-file = $(CRYPTO_LIBS)
  30 HOSTCFLAGS_extract-cert.o = $(CRYPTO_CFLAGS)
  31 HOSTLOADLIBES_extract-cert = $(CRYPTO_LIBS)
  32
  33 always          := $(hostprogs-y) $(hostprogs-m)
  34
  35 # The following hostprogs-y programs are only build on demand
  36 hostprogs-y += unifdef docproc check-lc_ctype
  37
  38 # These targets are used internally to avoid "is up to date" messages
  39 PHONY += build_unifdef build_docproc build_check-lc_ctype
  40 build_unifdef: $(obj)/unifdef
  41         @:
  42 build_docproc: $(obj)/docproc
  43         @:
  44 build_check-lc_ctype: $(obj)/check-lc_ctype
  45         @:
  46
  47 subdir-$(CONFIG_MODVERSIONS) += genksyms
  48 subdir-y                     += mod
  49 subdir-$(CONFIG_SECURITY_SELINUX) += selinux
  50 subdir-$(CONFIG_DTC)         += dtc
  51 subdir-$(CONFIG_GDB_SCRIPTS) += gdb
  52
  53 # Let clean descend into subdirs
  54 subdir- += basic kconfig package