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
 6CRYPTO_LIBS = $(shell pkg-config --libs libcrypto 2> /dev/null || echo -lcrypto)
 7CRYPTO_CFLAGS = $(shell pkg-config --cflags libcrypto 2> /dev/null)
 8
 9hostprogs-always-$(CONFIG_BUILD_BIN2C)			+= bin2c
10hostprogs-always-$(CONFIG_KALLSYMS)			+= kallsyms
11hostprogs-always-$(BUILD_C_RECORDMCOUNT)		+= recordmcount
12hostprogs-always-$(CONFIG_BUILDTIME_TABLE_SORT)		+= sorttable
13hostprogs-always-$(CONFIG_ASN1)				+= asn1_compiler
14hostprogs-always-$(CONFIG_MODULE_SIG_FORMAT)		+= sign-file
15hostprogs-always-$(CONFIG_SYSTEM_TRUSTED_KEYRING)	+= extract-cert
16hostprogs-always-$(CONFIG_SYSTEM_EXTRA_CERTIFICATE)	+= insert-sys-cert
17hostprogs-always-$(CONFIG_SYSTEM_REVOCATION_LIST)	+= extract-cert
18
19HOSTCFLAGS_sorttable.o = -I$(srctree)/tools/include
20HOSTCFLAGS_asn1_compiler.o = -I$(srctree)/include
21HOSTCFLAGS_sign-file.o = $(CRYPTO_CFLAGS)
22HOSTLDLIBS_sign-file = $(CRYPTO_LIBS)
23HOSTCFLAGS_extract-cert.o = $(CRYPTO_CFLAGS)
24HOSTLDLIBS_extract-cert = $(CRYPTO_LIBS)
25
26ifdef CONFIG_UNWINDER_ORC
27ifeq ($(ARCH),x86_64)
28ARCH := x86
29endif
30HOSTCFLAGS_sorttable.o += -I$(srctree)/tools/arch/x86/include
31HOSTCFLAGS_sorttable.o += -DUNWINDER_ORC_ENABLED
32HOSTLDLIBS_sorttable = -lpthread
33endif
34
35# The following programs are only built on demand
36hostprogs += unifdef
 
 
37
38# The module linker script is preprocessed on demand
39targets += module.lds
 
 
 
 
40
41subdir-$(CONFIG_GCC_PLUGINS) += gcc-plugins
42subdir-$(CONFIG_MODVERSIONS) += genksyms
 
43subdir-$(CONFIG_SECURITY_SELINUX) += selinux
 
44
45# Let clean descend into subdirs
46subdir-	+= basic dtc gdb kconfig mod

 
 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
11HOST_EXTRACFLAGS += -I$(srctree)/tools/include
12
13hostprogs-$(CONFIG_KALLSYMS)     += kallsyms
14hostprogs-$(CONFIG_LOGO)         += pnmtologo
15hostprogs-$(CONFIG_VT)           += conmakehash
16hostprogs-$(CONFIG_IKCONFIG)     += bin2c
17hostprogs-$(BUILD_C_RECORDMCOUNT) += recordmcount
18hostprogs-$(CONFIG_BUILDTIME_EXTABLE_SORT) += sortextable
19hostprogs-$(CONFIG_ASN1)	 += asn1_compiler
20
21HOSTCFLAGS_sortextable.o = -I$(srctree)/tools/include
 
 
 
 
 
 
 
 
 
 
 
 
 
22HOSTCFLAGS_asn1_compiler.o = -I$(srctree)/include
 
 
 
 
 
 
 
 
 
 
 
 
 
23
24always		:= $(hostprogs-y) $(hostprogs-m)
25
26# The following hostprogs-y programs are only build on demand
27hostprogs-y += unifdef docproc
28
29# These targets are used internally to avoid "is up to date" messages
30PHONY += build_unifdef build_docproc
31build_unifdef: $(obj)/unifdef
32	@:
33build_docproc: $(obj)/docproc
34	@:
35
 
36subdir-$(CONFIG_MODVERSIONS) += genksyms
37subdir-y                     += mod
38subdir-$(CONFIG_SECURITY_SELINUX) += selinux
39subdir-$(CONFIG_DTC)         += dtc
40
41# Let clean descend into subdirs
42subdir-	+= basic kconfig package selinux