cachepc-linux

Fork of AMDESE/linux with modifications for CachePC side-channel attack
git clone https://git.sinitax.com/sinitax/cachepc-linux
Log | Files | Refs | README | LICENSE | sfeed.txt

Makefile (18089B)


      1# SPDX-License-Identifier: GPL-2.0
      2#
      3# Copyright (C) 2015-2019 Jason A. Donenfeld <Jason@zx2c4.com>. All Rights Reserved.
      4
      5PWD := $(shell pwd)
      6
      7# Set these from the environment to override
      8KERNEL_PATH ?= $(PWD)/../../../../..
      9BUILD_PATH ?= $(PWD)/build/$(ARCH)
     10DISTFILES_PATH ?= $(PWD)/distfiles
     11NR_CPUS ?= 4
     12ARCH ?=
     13CBUILD := $(shell gcc -dumpmachine)
     14HOST_ARCH := $(firstword $(subst -, ,$(CBUILD)))
     15ifeq ($(ARCH),)
     16ARCH := $(HOST_ARCH)
     17endif
     18
     19MIRROR := https://download.wireguard.com/qemu-test/distfiles/
     20
     21KERNEL_BUILD_PATH := $(BUILD_PATH)/kernel$(if $(findstring yes,$(DEBUG_KERNEL)),-debug)
     22
     23default: qemu
     24
     25# variable name, tarball project name, version, tarball extension, default URI base
     26define tar_download =
     27$(1)_VERSION := $(3)
     28$(1)_NAME := $(2)-$$($(1)_VERSION)
     29$(1)_TAR := $(DISTFILES_PATH)/$$($(1)_NAME)$(4)
     30$(1)_PATH := $(BUILD_PATH)/$$($(1)_NAME)
     31$(call file_download,$$($(1)_NAME)$(4),$(5),$(6))
     32endef
     33
     34define file_download =
     35$(DISTFILES_PATH)/$(1): | $(4)
     36	mkdir -p $(DISTFILES_PATH)
     37	flock -x $$@.lock -c '[ -f $$@ ] && exit 0; wget -O $$@.tmp $(MIRROR)$(1) || wget -O $$@.tmp $(2)$(1) || rm -f $$@.tmp; [ -f $$@.tmp ] || exit 1; if ([ -n "$(4)" ] && sed -n "s#^\([a-f0-9]\{64\}\)  \($(1)\)\$$$$#\1  $(DISTFILES_PATH)/\2.tmp#p" "$(4)" || echo "$(3)  $$@.tmp") | sha256sum -c -; then mv $$@.tmp $$@; else rm -f $$@.tmp; exit 71; fi'
     38endef
     39
     40$(eval $(call tar_download,IPERF,iperf,3.11,.tar.gz,https://downloads.es.net/pub/iperf/,de8cb409fad61a0574f4cb07eb19ce1159707403ac2dc01b5d175e91240b7e5f))
     41$(eval $(call tar_download,BASH,bash,5.1.16,.tar.gz,https://ftp.gnu.org/gnu/bash/,5bac17218d3911834520dad13cd1f85ab944e1c09ae1aba55906be1f8192f558))
     42$(eval $(call tar_download,IPROUTE2,iproute2,5.17.0,.tar.gz,https://www.kernel.org/pub/linux/utils/net/iproute2/,bda331d5c4606138892f23a565d78fca18919b4d508a0b7ca8391c2da2db68b9))
     43$(eval $(call tar_download,IPTABLES,iptables,1.8.7,.tar.bz2,https://www.netfilter.org/projects/iptables/files/,c109c96bb04998cd44156622d36f8e04b140701ec60531a10668cfdff5e8d8f0))
     44$(eval $(call tar_download,NMAP,nmap,7.92,.tgz,https://nmap.org/dist/,064183ea642dc4c12b1ab3b5358ce1cef7d2e7e11ffa2849f16d339f5b717117))
     45$(eval $(call tar_download,IPUTILS,iputils,s20190709,.tar.gz,https://github.com/iputils/iputils/archive/s20190709.tar.gz/#,a15720dd741d7538dd2645f9f516d193636ae4300ff7dbc8bfca757bf166490a))
     46$(eval $(call tar_download,WIREGUARD_TOOLS,wireguard-tools,1.0.20210914,.tar.xz,https://git.zx2c4.com/wireguard-tools/snapshot/,97ff31489217bb265b7ae850d3d0f335ab07d2652ba1feec88b734bc96bd05ac))
     47
     48export CFLAGS := -O3 -pipe
     49ifeq ($(HOST_ARCH),$(ARCH))
     50CFLAGS += -march=native
     51endif
     52export LDFLAGS :=
     53export CPPFLAGS :=
     54
     55QEMU_VPORT_RESULT :=
     56ifeq ($(ARCH),aarch64)
     57CHOST := aarch64-linux-musl
     58QEMU_ARCH := aarch64
     59KERNEL_ARCH := arm64
     60KERNEL_BZIMAGE := $(KERNEL_BUILD_PATH)/arch/arm64/boot/Image
     61QEMU_VPORT_RESULT := virtio-serial-device
     62ifeq ($(HOST_ARCH),$(ARCH))
     63QEMU_MACHINE := -cpu host -machine virt,gic_version=host,accel=kvm
     64else
     65QEMU_MACHINE := -cpu max -machine virt
     66CFLAGS += -march=armv8-a
     67endif
     68else ifeq ($(ARCH),aarch64_be)
     69CHOST := aarch64_be-linux-musl
     70QEMU_ARCH := aarch64
     71KERNEL_ARCH := arm64
     72KERNEL_BZIMAGE := $(KERNEL_BUILD_PATH)/arch/arm64/boot/Image
     73QEMU_VPORT_RESULT := virtio-serial-device
     74ifeq ($(HOST_ARCH),$(ARCH))
     75QEMU_MACHINE := -cpu host -machine virt,gic_version=host,accel=kvm
     76else
     77QEMU_MACHINE := -cpu max -machine virt
     78CFLAGS += -march=armv8-a
     79endif
     80else ifeq ($(ARCH),arm)
     81CHOST := arm-linux-musleabi
     82QEMU_ARCH := arm
     83KERNEL_ARCH := arm
     84KERNEL_BZIMAGE := $(KERNEL_BUILD_PATH)/arch/arm/boot/zImage
     85QEMU_VPORT_RESULT := virtio-serial-device
     86ifeq ($(HOST_ARCH),$(ARCH))
     87QEMU_MACHINE := -cpu host -machine virt,gic_version=host,accel=kvm
     88else
     89QEMU_MACHINE := -cpu max -machine virt
     90CFLAGS += -march=armv7-a -mabi=aapcs-linux
     91endif
     92else ifeq ($(ARCH),armeb)
     93CHOST := armeb-linux-musleabi
     94QEMU_ARCH := arm
     95KERNEL_ARCH := arm
     96KERNEL_BZIMAGE := $(KERNEL_BUILD_PATH)/arch/arm/boot/zImage
     97QEMU_VPORT_RESULT := virtio-serial-device
     98ifeq ($(HOST_ARCH),$(ARCH))
     99QEMU_MACHINE := -cpu host -machine virt,gic_version=host,accel=kvm
    100else
    101QEMU_MACHINE := -cpu max -machine virt
    102CFLAGS += -march=armv7-a -mabi=aapcs-linux
    103LDFLAGS += -Wl,--be8
    104endif
    105else ifeq ($(ARCH),x86_64)
    106CHOST := x86_64-linux-musl
    107QEMU_ARCH := x86_64
    108KERNEL_ARCH := x86_64
    109KERNEL_BZIMAGE := $(KERNEL_BUILD_PATH)/arch/x86/boot/bzImage
    110QEMU_VPORT_RESULT := virtio-serial-device
    111ifeq ($(HOST_ARCH),$(ARCH))
    112QEMU_MACHINE := -cpu host -machine microvm,accel=kvm,pit=off,pic=off,rtc=off -no-acpi
    113else
    114QEMU_MACHINE := -cpu max -machine microvm -no-acpi
    115endif
    116else ifeq ($(ARCH),i686)
    117CHOST := i686-linux-musl
    118QEMU_ARCH := i386
    119KERNEL_ARCH := x86
    120KERNEL_BZIMAGE := $(KERNEL_BUILD_PATH)/arch/x86/boot/bzImage
    121QEMU_VPORT_RESULT := virtio-serial-device
    122ifeq ($(subst x86_64,i686,$(HOST_ARCH)),$(ARCH))
    123QEMU_MACHINE := -cpu host -machine microvm,accel=kvm,pit=off,pic=off,rtc=off -no-acpi
    124else
    125QEMU_MACHINE := -cpu coreduo -machine microvm -no-acpi
    126endif
    127else ifeq ($(ARCH),mips64)
    128CHOST := mips64-linux-musl
    129QEMU_ARCH := mips64
    130KERNEL_ARCH := mips
    131KERNEL_BZIMAGE := $(KERNEL_BUILD_PATH)/vmlinux
    132ifeq ($(HOST_ARCH),$(ARCH))
    133QEMU_MACHINE := -cpu host -machine malta,accel=kvm
    134CFLAGS += -EB
    135else
    136QEMU_MACHINE := -cpu MIPS64R2-generic -machine malta -smp 1
    137CFLAGS += -march=mips64r2 -EB
    138endif
    139else ifeq ($(ARCH),mips64el)
    140CHOST := mips64el-linux-musl
    141QEMU_ARCH := mips64el
    142KERNEL_ARCH := mips
    143KERNEL_BZIMAGE := $(KERNEL_BUILD_PATH)/vmlinux
    144ifeq ($(HOST_ARCH),$(ARCH))
    145QEMU_MACHINE := -cpu host -machine malta,accel=kvm
    146CFLAGS += -EL
    147else
    148QEMU_MACHINE := -cpu MIPS64R2-generic -machine malta -smp 1
    149CFLAGS += -march=mips64r2 -EL
    150endif
    151else ifeq ($(ARCH),mips)
    152CHOST := mips-linux-musl
    153QEMU_ARCH := mips
    154KERNEL_ARCH := mips
    155KERNEL_BZIMAGE := $(KERNEL_BUILD_PATH)/vmlinux
    156ifeq ($(HOST_ARCH),$(ARCH))
    157QEMU_MACHINE := -cpu host -machine malta,accel=kvm
    158CFLAGS += -EB
    159else
    160QEMU_MACHINE := -cpu 24Kf -machine malta -smp 1
    161CFLAGS += -march=mips32r2 -EB
    162endif
    163else ifeq ($(ARCH),mipsel)
    164CHOST := mipsel-linux-musl
    165QEMU_ARCH := mipsel
    166KERNEL_ARCH := mips
    167KERNEL_BZIMAGE := $(KERNEL_BUILD_PATH)/vmlinux
    168ifeq ($(HOST_ARCH),$(ARCH))
    169QEMU_MACHINE := -cpu host -machine malta,accel=kvm
    170CFLAGS += -EL
    171else
    172QEMU_MACHINE := -cpu 24Kf -machine malta -smp 1
    173CFLAGS += -march=mips32r2 -EL
    174endif
    175else ifeq ($(ARCH),powerpc64)
    176CHOST := powerpc64-linux-musl
    177QEMU_ARCH := ppc64
    178KERNEL_ARCH := powerpc
    179KERNEL_BZIMAGE := $(KERNEL_BUILD_PATH)/vmlinux
    180ifeq ($(HOST_ARCH),$(ARCH))
    181QEMU_MACHINE := -cpu host,accel=kvm -machine pseries
    182else
    183QEMU_MACHINE := -machine pseries -device spapr-rng,rng=rng -object rng-random,id=rng
    184endif
    185else ifeq ($(ARCH),powerpc64le)
    186CHOST := powerpc64le-linux-musl
    187QEMU_ARCH := ppc64
    188KERNEL_ARCH := powerpc
    189KERNEL_BZIMAGE := $(KERNEL_BUILD_PATH)/vmlinux
    190ifeq ($(HOST_ARCH),$(ARCH))
    191QEMU_MACHINE := -cpu host,accel=kvm -machine pseries
    192else
    193QEMU_MACHINE := -machine pseries -device spapr-rng,rng=rng -object rng-random,id=rng
    194endif
    195else ifeq ($(ARCH),powerpc)
    196CHOST := powerpc-linux-musl
    197QEMU_ARCH := ppc
    198KERNEL_ARCH := powerpc
    199KERNEL_BZIMAGE := $(KERNEL_BUILD_PATH)/arch/powerpc/boot/uImage
    200ifeq ($(HOST_ARCH),$(ARCH))
    201QEMU_MACHINE := -cpu host,accel=kvm -machine ppce500
    202else
    203QEMU_MACHINE := -machine ppce500
    204endif
    205else ifeq ($(ARCH),m68k)
    206CHOST := m68k-linux-musl
    207QEMU_ARCH := m68k
    208KERNEL_ARCH := m68k
    209KERNEL_BZIMAGE := $(KERNEL_BUILD_PATH)/vmlinux
    210KERNEL_CMDLINE := $(shell sed -n 's/CONFIG_CMDLINE=\(.*\)/\1/p' arch/m68k.config)
    211QEMU_VPORT_RESULT := virtio-serial-device
    212ifeq ($(HOST_ARCH),$(ARCH))
    213QEMU_MACHINE := -cpu host,accel=kvm -machine virt -append $(KERNEL_CMDLINE)
    214else
    215QEMU_MACHINE := -machine virt -smp 1 -append $(KERNEL_CMDLINE)
    216endif
    217else ifeq ($(ARCH),riscv64)
    218CHOST := riscv64-linux-musl
    219QEMU_ARCH := riscv64
    220KERNEL_ARCH := riscv
    221KERNEL_BZIMAGE := $(KERNEL_BUILD_PATH)/arch/riscv/boot/Image
    222QEMU_VPORT_RESULT := virtio-serial-device
    223ifeq ($(HOST_ARCH),$(ARCH))
    224QEMU_MACHINE := -cpu host,accel=kvm -machine virt
    225else
    226QEMU_MACHINE := -cpu rv64 -machine virt
    227endif
    228else ifeq ($(ARCH),riscv32)
    229CHOST := riscv32-linux-musl
    230QEMU_ARCH := riscv32
    231KERNEL_ARCH := riscv
    232KERNEL_BZIMAGE := $(KERNEL_BUILD_PATH)/arch/riscv/boot/Image
    233QEMU_VPORT_RESULT := virtio-serial-device
    234ifeq ($(HOST_ARCH),$(ARCH))
    235QEMU_MACHINE := -cpu host,accel=kvm -machine virt
    236else
    237QEMU_MACHINE := -cpu rv32 -machine virt
    238endif
    239else ifeq ($(ARCH),s390x)
    240CHOST := s390x-linux-musl
    241QEMU_ARCH := s390x
    242KERNEL_ARCH := s390
    243KERNEL_BZIMAGE := $(KERNEL_BUILD_PATH)/arch/s390/boot/bzImage
    244KERNEL_CMDLINE := $(shell sed -n 's/CONFIG_CMDLINE=\(.*\)/\1/p' arch/s390x.config)
    245QEMU_VPORT_RESULT := virtio-serial-ccw
    246ifeq ($(HOST_ARCH),$(ARCH))
    247QEMU_MACHINE := -cpu host,accel=kvm -machine s390-ccw-virtio -append $(KERNEL_CMDLINE)
    248else
    249QEMU_MACHINE := -cpu max -machine s390-ccw-virtio -append $(KERNEL_CMDLINE)
    250endif
    251else
    252$(error I only build: x86_64, i686, arm, armeb, aarch64, aarch64_be, mips, mipsel, mips64, mips64el, powerpc64, powerpc64le, powerpc, m68k, riscv64, riscv32, s390x)
    253endif
    254
    255TOOLCHAIN_FILENAME := $(CHOST)-cross.tgz
    256TOOLCHAIN_TAR := $(DISTFILES_PATH)/$(TOOLCHAIN_FILENAME)
    257TOOLCHAIN_PATH := $(BUILD_PATH)/$(CHOST)-cross
    258TOOLCHAIN_DIR := https://download.wireguard.com/qemu-test/toolchains/20211123/
    259$(eval $(call file_download,toolchain-sha256sums-20211123,$(TOOLCHAIN_DIR)SHA256SUMS#,83da033fd8c798df476c21d9612da2dfb896ec62fbed4ceec5eefc0e56b3f0c8))
    260$(eval $(call file_download,$(TOOLCHAIN_FILENAME),$(TOOLCHAIN_DIR),,$(DISTFILES_PATH)/toolchain-sha256sums-20211123))
    261
    262STRIP := $(CHOST)-strip
    263CROSS_COMPILE_FLAG := --build=$(CBUILD) --host=$(CHOST)
    264$(info Building for $(CHOST) using $(CBUILD))
    265export CROSS_COMPILE := $(CHOST)-
    266export PATH := $(TOOLCHAIN_PATH)/bin:$(PATH)
    267export CC := $(CHOST)-gcc
    268CCACHE_PATH := $(shell which ccache 2>/dev/null)
    269ifneq ($(CCACHE_PATH),)
    270export KBUILD_BUILD_TIMESTAMP := Fri Jun  5 15:58:00 CEST 2015
    271export PATH := $(TOOLCHAIN_PATH)/bin/ccache:$(PATH)
    272export CCACHE_SLOPPINESS := file_macro,time_macros
    273export CCACHE_DIR ?= $(PWD)/ccache
    274endif
    275
    276USERSPACE_DEPS := $(TOOLCHAIN_PATH)/.installed $(TOOLCHAIN_PATH)/$(CHOST)/include/linux/.installed
    277
    278comma := ,
    279build: $(KERNEL_BZIMAGE)
    280qemu: $(KERNEL_BZIMAGE)
    281	rm -f $(BUILD_PATH)/result
    282	timeout --foreground 20m qemu-system-$(QEMU_ARCH) \
    283		-nodefaults \
    284		-nographic \
    285		-smp $(NR_CPUS) \
    286		$(QEMU_MACHINE) \
    287		-m $$(grep -q CONFIG_DEBUG_KMEMLEAK=y $(KERNEL_BUILD_PATH)/.config && echo 1G || echo 256M) \
    288		-serial stdio \
    289		-chardev file,path=$(BUILD_PATH)/result,id=result \
    290		$(if $(QEMU_VPORT_RESULT),-device $(QEMU_VPORT_RESULT) -device virtserialport$(comma)chardev=result,-serial chardev:result) \
    291		-no-reboot \
    292		-monitor none \
    293		-kernel $<
    294	grep -Fq success $(BUILD_PATH)/result
    295
    296$(BUILD_PATH)/init-cpio-spec.txt: $(TOOLCHAIN_PATH)/.installed $(BUILD_PATH)/init
    297	mkdir -p $(BUILD_PATH)
    298	echo "file /init $(BUILD_PATH)/init 755 0 0" > $@
    299	echo "file /init.sh $(PWD)/../netns.sh 755 0 0" >> $@
    300	echo "dir /dev 755 0 0" >> $@
    301	echo "nod /dev/console 644 0 0 c 5 1" >> $@
    302	echo "dir /bin 755 0 0" >> $@
    303	echo "file /bin/iperf3 $(IPERF_PATH)/src/iperf3 755 0 0" >> $@
    304	echo "file /bin/wg $(WIREGUARD_TOOLS_PATH)/src/wg 755 0 0" >> $@
    305	echo "file /bin/bash $(BASH_PATH)/bash 755 0 0" >> $@
    306	echo "file /bin/ip $(IPROUTE2_PATH)/ip/ip 755 0 0" >> $@
    307	echo "file /bin/ss $(IPROUTE2_PATH)/misc/ss 755 0 0" >> $@
    308	echo "file /bin/ping $(IPUTILS_PATH)/ping 755 0 0" >> $@
    309	echo "file /bin/ncat $(NMAP_PATH)/ncat/ncat 755 0 0" >> $@
    310	echo "file /bin/xtables-legacy-multi $(IPTABLES_PATH)/iptables/xtables-legacy-multi 755 0 0" >> $@
    311	echo "slink /bin/iptables xtables-legacy-multi 777 0 0" >> $@
    312	echo "slink /bin/ping6 ping 777 0 0" >> $@
    313	echo "dir /lib 755 0 0" >> $@
    314	echo "file /lib/libc.so $(TOOLCHAIN_PATH)/$(CHOST)/lib/libc.so 755 0 0" >> $@
    315	echo "slink $$($(CHOST)-readelf -p .interp '$(BUILD_PATH)/init'| grep -o '/lib/.*') libc.so 777 0 0" >> $@
    316
    317$(KERNEL_BUILD_PATH)/.config: $(TOOLCHAIN_PATH)/.installed kernel.config arch/$(ARCH).config
    318	mkdir -p $(KERNEL_BUILD_PATH)
    319	cp kernel.config $(KERNEL_BUILD_PATH)/minimal.config
    320	printf 'CONFIG_NR_CPUS=$(NR_CPUS)\nCONFIG_INITRAMFS_SOURCE="$(BUILD_PATH)/init-cpio-spec.txt"\n' >> $(KERNEL_BUILD_PATH)/minimal.config
    321	cat arch/$(ARCH).config >> $(KERNEL_BUILD_PATH)/minimal.config
    322	$(MAKE) -C $(KERNEL_PATH) O=$(KERNEL_BUILD_PATH) ARCH=$(KERNEL_ARCH) allnoconfig
    323	cd $(KERNEL_BUILD_PATH) && ARCH=$(KERNEL_ARCH) $(KERNEL_PATH)/scripts/kconfig/merge_config.sh -n $(KERNEL_BUILD_PATH)/.config $(KERNEL_BUILD_PATH)/minimal.config
    324	$(if $(findstring yes,$(DEBUG_KERNEL)),cp debug.config $(KERNEL_BUILD_PATH) && cd $(KERNEL_BUILD_PATH) && ARCH=$(KERNEL_ARCH) $(KERNEL_PATH)/scripts/kconfig/merge_config.sh -n $(KERNEL_BUILD_PATH)/.config debug.config,)
    325
    326$(KERNEL_BZIMAGE): $(TOOLCHAIN_PATH)/.installed $(KERNEL_BUILD_PATH)/.config $(BUILD_PATH)/init-cpio-spec.txt $(IPERF_PATH)/src/iperf3 $(IPUTILS_PATH)/ping $(BASH_PATH)/bash $(IPROUTE2_PATH)/misc/ss $(IPROUTE2_PATH)/ip/ip $(IPTABLES_PATH)/iptables/xtables-legacy-multi $(NMAP_PATH)/ncat/ncat $(WIREGUARD_TOOLS_PATH)/src/wg $(BUILD_PATH)/init
    327	$(MAKE) -C $(KERNEL_PATH) O=$(KERNEL_BUILD_PATH) ARCH=$(KERNEL_ARCH) CROSS_COMPILE=$(CROSS_COMPILE)
    328.PHONY: $(KERNEL_BZIMAGE)
    329
    330$(TOOLCHAIN_PATH)/$(CHOST)/include/linux/.installed: | $(KERNEL_BUILD_PATH)/.config $(TOOLCHAIN_PATH)/.installed
    331	rm -rf $(TOOLCHAIN_PATH)/$(CHOST)/include/linux
    332	$(MAKE) -C $(KERNEL_PATH) O=$(KERNEL_BUILD_PATH) INSTALL_HDR_PATH=$(TOOLCHAIN_PATH)/$(CHOST) ARCH=$(KERNEL_ARCH) CROSS_COMPILE=$(CROSS_COMPILE) headers_install
    333	touch $@
    334
    335$(TOOLCHAIN_PATH)/.installed: $(TOOLCHAIN_TAR)
    336	mkdir -p $(BUILD_PATH)
    337	flock -s $<.lock tar -C $(BUILD_PATH) -xf $<
    338	$(STRIP) -s $(TOOLCHAIN_PATH)/$(CHOST)/lib/libc.so
    339ifneq ($(CCACHE_PATH),)
    340	mkdir -p $(TOOLCHAIN_PATH)/bin/ccache
    341	ln -s $(CCACHE_PATH) $(TOOLCHAIN_PATH)/bin/ccache/$(CC)
    342endif
    343	touch $@
    344
    345$(IPERF_PATH)/.installed: $(IPERF_TAR)
    346	mkdir -p $(BUILD_PATH)
    347	flock -s $<.lock tar -C $(BUILD_PATH) -xf $<
    348	sed -i '1s/^/#include <stdint.h>/' $(IPERF_PATH)/src/cjson.h $(IPERF_PATH)/src/timer.h
    349	sed -i -r 's/-p?g//g' $(IPERF_PATH)/src/Makefile*
    350	touch $@
    351
    352$(IPERF_PATH)/src/iperf3: | $(IPERF_PATH)/.installed $(USERSPACE_DEPS)
    353	cd $(IPERF_PATH) && autoreconf -fi
    354	cd $(IPERF_PATH) && CFLAGS="$(CFLAGS) -D_GNU_SOURCE" ./configure --prefix=/ $(CROSS_COMPILE_FLAG) --enable-static --disable-shared --with-openssl=no
    355	$(MAKE) -C $(IPERF_PATH)
    356	$(STRIP) -s $@
    357
    358$(WIREGUARD_TOOLS_PATH)/.installed: $(WIREGUARD_TOOLS_TAR)
    359	mkdir -p $(BUILD_PATH)
    360	flock -s $<.lock tar -C $(BUILD_PATH) -xf $<
    361	touch $@
    362
    363$(WIREGUARD_TOOLS_PATH)/src/wg: | $(WIREGUARD_TOOLS_PATH)/.installed $(USERSPACE_DEPS)
    364	$(MAKE) -C $(WIREGUARD_TOOLS_PATH)/src wg
    365	$(STRIP) -s $@
    366
    367$(BUILD_PATH)/init: init.c | $(USERSPACE_DEPS)
    368	mkdir -p $(BUILD_PATH)
    369	$(CC) -o $@ $(CFLAGS) $(LDFLAGS) -std=gnu11 $<
    370	$(STRIP) -s $@
    371
    372$(IPUTILS_PATH)/.installed: $(IPUTILS_TAR)
    373	mkdir -p $(BUILD_PATH)
    374	flock -s $<.lock tar -C $(BUILD_PATH) -xf $<
    375	touch $@
    376
    377$(IPUTILS_PATH)/ping: | $(IPUTILS_PATH)/.installed $(USERSPACE_DEPS)
    378	sed -i /atexit/d $(IPUTILS_PATH)/ping.c
    379	cd $(IPUTILS_PATH) && $(CC) $(CFLAGS) -std=c99 -o $@ ping.c ping_common.c ping6_common.c iputils_common.c -D_GNU_SOURCE -D'IPUTILS_VERSION(f)=f' -lresolv $(LDFLAGS)
    380	$(STRIP) -s $@
    381
    382$(BASH_PATH)/.installed: $(BASH_TAR)
    383	mkdir -p $(BUILD_PATH)
    384	flock -s $<.lock tar -C $(BUILD_PATH) -xf $<
    385	touch $@
    386
    387$(BASH_PATH)/bash: | $(BASH_PATH)/.installed $(USERSPACE_DEPS)
    388	cd $(BASH_PATH) && ./configure --prefix=/ $(CROSS_COMPILE_FLAG) --without-bash-malloc --disable-debugger --disable-help-builtin --disable-history --disable-progcomp --disable-readline --disable-mem-scramble
    389	$(MAKE) -C $(BASH_PATH)
    390	$(STRIP) -s $@
    391
    392$(IPROUTE2_PATH)/.installed: $(IPROUTE2_TAR)
    393	mkdir -p $(BUILD_PATH)
    394	flock -s $<.lock tar -C $(BUILD_PATH) -xf $<
    395	printf 'CC:=$(CC)\nPKG_CONFIG:=pkg-config\nTC_CONFIG_XT:=n\nTC_CONFIG_ATM:=n\nTC_CONFIG_IPSET:=n\nIP_CONFIG_SETNS:=y\nHAVE_ELF:=n\nHAVE_MNL:=n\nHAVE_BERKELEY_DB:=n\nHAVE_LATEX:=n\nHAVE_PDFLATEX:=n\nCFLAGS+=-DHAVE_SETNS -DHAVE_HANDLE_AT\n' > $(IPROUTE2_PATH)/config.mk
    396	printf 'libutil.a.done:\n\tflock -x $$@.lock $$(MAKE) -C lib\n\ttouch $$@\nip/ip: libutil.a.done\n\t$$(MAKE) -C ip ip\nmisc/ss: libutil.a.done\n\t$$(MAKE) -C misc ss\n' >> $(IPROUTE2_PATH)/Makefile
    397	touch $@
    398
    399$(IPROUTE2_PATH)/ip/ip: | $(IPROUTE2_PATH)/.installed $(USERSPACE_DEPS)
    400	$(MAKE) -C $(IPROUTE2_PATH) PREFIX=/ ip/ip
    401	$(STRIP) -s $@
    402
    403$(IPROUTE2_PATH)/misc/ss: | $(IPROUTE2_PATH)/.installed $(USERSPACE_DEPS)
    404	$(MAKE) -C $(IPROUTE2_PATH) PREFIX=/ misc/ss
    405	$(STRIP) -s $@
    406
    407$(IPTABLES_PATH)/.installed: $(IPTABLES_TAR)
    408	mkdir -p $(BUILD_PATH)
    409	flock -s $<.lock tar -C $(BUILD_PATH) -xf $<
    410	sed -i -e "/nfnetlink=[01]/s:=[01]:=0:" -e "/nfconntrack=[01]/s:=[01]:=0:" $(IPTABLES_PATH)/configure
    411	touch $@
    412
    413$(IPTABLES_PATH)/iptables/xtables-legacy-multi: | $(IPTABLES_PATH)/.installed $(USERSPACE_DEPS)
    414	cd $(IPTABLES_PATH) && ./configure --prefix=/ $(CROSS_COMPILE_FLAG) --enable-static --disable-shared --disable-nftables --disable-bpf-compiler --disable-nfsynproxy --disable-libipq --disable-connlabel --with-kernel=$(BUILD_PATH)/include
    415	$(MAKE) -C $(IPTABLES_PATH)
    416	$(STRIP) -s $@
    417
    418$(NMAP_PATH)/.installed: $(NMAP_TAR)
    419	mkdir -p $(BUILD_PATH)
    420	flock -s $<.lock tar -C $(BUILD_PATH) -xf $<
    421	touch $@
    422
    423$(NMAP_PATH)/ncat/ncat: | $(NMAP_PATH)/.installed $(USERSPACE_DEPS)
    424	cd $(NMAP_PATH) && ./configure --prefix=/ $(CROSS_COMPILE_FLAG) --enable-static --disable-shared --without-ndiff --without-zenmap --without-nping --with-libpcap=included --with-libpcre=included --with-libdnet=included --without-liblua --with-liblinear=included --without-nmap-update --without-openssl --with-pcap=linux --without-libssh
    425	$(MAKE) -C $(NMAP_PATH)/libpcap
    426	$(MAKE) -C $(NMAP_PATH)/ncat
    427	$(STRIP) -s $@
    428
    429clean:
    430	rm -rf $(BUILD_PATH)
    431
    432distclean: clean
    433	rm -rf $(DISTFILES_PATH)
    434
    435cacheclean: clean
    436ifneq ($(CCACHE_DIR),)
    437	rm -rf $(CCACHE_DIR)
    438endif
    439
    440menuconfig: $(KERNEL_BUILD_PATH)/.config
    441	$(MAKE) -C $(KERNEL_PATH) O=$(KERNEL_BUILD_PATH) ARCH=$(KERNEL_ARCH) CROSS_COMPILE=$(CROSS_COMPILE) menuconfig
    442
    443.PHONY: qemu build clean distclean cacheclean menuconfig
    444.DELETE_ON_ERROR: