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 = $(CRYPTO_LIBS)
25
26ifdef CONFIG_UNWINDER_ORC
27# Additional ARCH settings for x86
28ifeq ($(ARCH),x86_64)
29ARCH := x86
30endif
31
32# Additional ARCH settings for loongarch
33ifeq ($(ARCH),loongarch64)
34ARCH := loongarch
35endif
36
37HOSTCFLAGS_sorttable.o += -I$(srctree)/tools/arch/$(ARCH)/include
38HOSTCFLAGS_sorttable.o += -DUNWINDER_ORC_ENABLED
39HOSTLDLIBS_sorttable = -lpthread
40endif
41
42# The following programs are only built on demand
43hostprogs += unifdef
44
45# The module linker script is preprocessed on demand
46targets += module.lds
47
48subdir-$(CONFIG_GCC_PLUGINS) += gcc-plugins
49subdir-$(CONFIG_MODVERSIONS) += genksyms
50subdir-$(CONFIG_SECURITY_SELINUX) += selinux
51
52# Let clean descend into subdirs
53subdir-	+= basic dtc gdb kconfig mod
54