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
 6hostprogs-always-$(CONFIG_KALLSYMS)			+= kallsyms
 7hostprogs-always-$(BUILD_C_RECORDMCOUNT)		+= recordmcount
 8hostprogs-always-$(CONFIG_BUILDTIME_TABLE_SORT)		+= sorttable
 9hostprogs-always-$(CONFIG_ASN1)				+= asn1_compiler
10hostprogs-always-$(CONFIG_MODULE_SIG_FORMAT)		+= sign-file
11hostprogs-always-$(CONFIG_SYSTEM_EXTRA_CERTIFICATE)	+= insert-sys-cert
12hostprogs-always-$(CONFIG_RUST_KERNEL_DOCTESTS)		+= rustdoc_test_builder
13hostprogs-always-$(CONFIG_RUST_KERNEL_DOCTESTS)		+= rustdoc_test_gen
14
15ifneq ($(or $(CONFIG_X86_64),$(CONFIG_LOONGARCH)),)
16always-$(CONFIG_RUST)					+= target.json
17filechk_rust_target = $< < include/config/auto.conf
18
19$(obj)/target.json: scripts/generate_rust_target include/config/auto.conf FORCE
20	$(call filechk,rust_target)
21endif
22
23hostprogs += generate_rust_target
24generate_rust_target-rust := y
25rustdoc_test_builder-rust := y
26rustdoc_test_gen-rust := y
27
28HOSTCFLAGS_sorttable.o = -I$(srctree)/tools/include
29HOSTLDLIBS_sorttable = -lpthread
30HOSTCFLAGS_asn1_compiler.o = -I$(srctree)/include
31HOSTCFLAGS_sign-file.o = $(shell $(HOSTPKG_CONFIG) --cflags libcrypto 2> /dev/null)
32HOSTLDLIBS_sign-file = $(shell $(HOSTPKG_CONFIG) --libs libcrypto 2> /dev/null || echo -lcrypto)
33
34ifdef CONFIG_UNWINDER_ORC
35ifeq ($(ARCH),x86_64)
36SRCARCH := x86
37endif
38ifeq ($(ARCH),loongarch)
39SRCARCH := loongarch
40endif
41HOSTCFLAGS_sorttable.o += -I$(srctree)/tools/arch/$(SRCARCH)/include
42HOSTCFLAGS_sorttable.o += -DUNWINDER_ORC_ENABLED
43endif
44
45ifdef CONFIG_BUILDTIME_MCOUNT_SORT
46HOSTCFLAGS_sorttable.o += -DMCOUNT_SORT_ENABLED
47endif
48
49# The following programs are only built on demand
50hostprogs += unifdef
51
52# The module linker script is preprocessed on demand
53targets += module.lds
 
 
 
 
 
 
54
55subdir-$(CONFIG_GCC_PLUGINS) += gcc-plugins
56subdir-$(CONFIG_MODVERSIONS) += genksyms
 
57subdir-$(CONFIG_SECURITY_SELINUX) += selinux
 
 
58
59# Let clean descend into subdirs
60subdir-	+= 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# check-lc_ctype: Used in Documentation/DocBook
11
12HOST_EXTRACFLAGS += -I$(srctree)/tools/include
13
14hostprogs-$(CONFIG_KALLSYMS)     += kallsyms
15hostprogs-$(CONFIG_LOGO)         += pnmtologo
16hostprogs-$(CONFIG_VT)           += conmakehash
17hostprogs-$(BUILD_C_RECORDMCOUNT) += recordmcount
18hostprogs-$(CONFIG_BUILDTIME_EXTABLE_SORT) += sortextable
19hostprogs-$(CONFIG_ASN1)	 += asn1_compiler
20hostprogs-$(CONFIG_MODULE_SIG)	 += sign-file
21hostprogs-$(CONFIG_SYSTEM_TRUSTED_KEYRING) += extract-cert
22hostprogs-$(CONFIG_SYSTEM_EXTRA_CERTIFICATE) += insert-sys-cert
23
24HOSTCFLAGS_sortextable.o = -I$(srctree)/tools/include
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
25HOSTCFLAGS_asn1_compiler.o = -I$(srctree)/include
26HOSTLOADLIBES_sign-file = -lcrypto
27HOSTLOADLIBES_extract-cert = -lcrypto
28
29always		:= $(hostprogs-y) $(hostprogs-m)
 
 
 
 
 
 
 
 
 
 
 
 
 
30
31# The following hostprogs-y programs are only build on demand
32hostprogs-y += unifdef docproc check-lc_ctype
33
34# These targets are used internally to avoid "is up to date" messages
35PHONY += build_unifdef build_docproc build_check-lc_ctype
36build_unifdef: $(obj)/unifdef
37	@:
38build_docproc: $(obj)/docproc
39	@:
40build_check-lc_ctype: $(obj)/check-lc_ctype
41	@:
42
 
43subdir-$(CONFIG_MODVERSIONS) += genksyms
44subdir-y                     += mod
45subdir-$(CONFIG_SECURITY_SELINUX) += selinux
46subdir-$(CONFIG_DTC)         += dtc
47subdir-$(CONFIG_GDB_SCRIPTS) += gdb
48
49# Let clean descend into subdirs
50subdir-	+= basic kconfig package gcc-plugins