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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
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
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