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 47