124326164SWilly Tarreau# SPDX-License-Identifier: GPL-2.0 224326164SWilly Tarreau# Makefile for nolibc installation and tests 324326164SWilly Tarreauinclude ../../scripts/Makefile.include 424326164SWilly Tarreau 524326164SWilly Tarreau# we're in ".../tools/include/nolibc" 624326164SWilly Tarreauifeq ($(srctree),) 724326164SWilly Tarreausrctree := $(patsubst %/tools/include/,%,$(dir $(CURDIR))) 824326164SWilly Tarreauendif 924326164SWilly Tarreau 106a3ad243SWilly Tarreau# when run as make -C tools/ nolibc_<foo> the arch is not set 116a3ad243SWilly Tarreauifeq ($(ARCH),) 126a3ad243SWilly Tarreauinclude $(srctree)/scripts/subarch.include 136a3ad243SWilly TarreauARCH = $(SUBARCH) 146a3ad243SWilly Tarreauendif 156a3ad243SWilly Tarreau 166a3ad243SWilly Tarreau# OUTPUT is only set when run from the main makefile, otherwise 176a3ad243SWilly Tarreau# it defaults to this nolibc directory. 186a3ad243SWilly TarreauOUTPUT ?= $(CURDIR)/ 196a3ad243SWilly Tarreau 206a3ad243SWilly Tarreauifeq ($(V),1) 216a3ad243SWilly TarreauQ= 226a3ad243SWilly Tarreauelse 236a3ad243SWilly TarreauQ=@ 246a3ad243SWilly Tarreauendif 256a3ad243SWilly Tarreau 2624326164SWilly Tarreaunolibc_arch := $(patsubst arm64,aarch64,$(ARCH)) 2724326164SWilly Tarreauarch_file := arch-$(nolibc_arch).h 2824326164SWilly Tarreauall_files := ctype.h errno.h nolibc.h signal.h std.h stdio.h stdlib.h string.h \ 2924326164SWilly Tarreau sys.h time.h types.h unistd.h 3024326164SWilly Tarreau 3124326164SWilly Tarreau# install all headers needed to support a bare-metal compiler 32fe20cad4SWilly Tarreauall: headers 3324326164SWilly Tarreau 34*4f8126f3SWilly Tarreauinstall: help 35*4f8126f3SWilly Tarreau 36*4f8126f3SWilly Tarreauhelp: 37*4f8126f3SWilly Tarreau @echo "Supported targets under nolibc:" 38*4f8126f3SWilly Tarreau @echo " all call \"headers\"" 39*4f8126f3SWilly Tarreau @echo " clean clean the sysroot" 40*4f8126f3SWilly Tarreau @echo " headers prepare a sysroot in tools/include/nolibc/sysroot" 41*4f8126f3SWilly Tarreau @echo " headers_standalone like \"headers\", and also install kernel headers" 42*4f8126f3SWilly Tarreau @echo " help this help" 43*4f8126f3SWilly Tarreau @echo "" 44*4f8126f3SWilly Tarreau @echo "These targets may also be called from tools as \"make nolibc_<target>\"." 45*4f8126f3SWilly Tarreau @echo "" 46*4f8126f3SWilly Tarreau @echo "Currently using the following variables:" 47*4f8126f3SWilly Tarreau @echo " ARCH = $(ARCH)" 48*4f8126f3SWilly Tarreau @echo " OUTPUT = $(OUTPUT)" 49*4f8126f3SWilly Tarreau @echo "" 50*4f8126f3SWilly Tarreau 5124326164SWilly Tarreau# Note: when ARCH is "x86" we concatenate both x86_64 and i386 5224326164SWilly Tarreauheaders: 5324326164SWilly Tarreau $(Q)mkdir -p $(OUTPUT)sysroot 5424326164SWilly Tarreau $(Q)mkdir -p $(OUTPUT)sysroot/include 5524326164SWilly Tarreau $(Q)cp $(all_files) $(OUTPUT)sysroot/include/ 5624326164SWilly Tarreau $(Q)if [ "$(ARCH)" = "x86" ]; then \ 5724326164SWilly Tarreau sed -e \ 5824326164SWilly Tarreau 's,^#ifndef _NOLIBC_ARCH_X86_64_H,#if !defined(_NOLIBC_ARCH_X86_64_H) \&\& defined(__x86_64__),' \ 5924326164SWilly Tarreau arch-x86_64.h; \ 6024326164SWilly Tarreau sed -e \ 6124326164SWilly Tarreau 's,^#ifndef _NOLIBC_ARCH_I386_H,#if !defined(_NOLIBC_ARCH_I386_H) \&\& !defined(__x86_64__),' \ 6224326164SWilly Tarreau arch-i386.h; \ 6324326164SWilly Tarreau elif [ -e "$(arch_file)" ]; then \ 6424326164SWilly Tarreau cat $(arch_file); \ 6524326164SWilly Tarreau else \ 6624326164SWilly Tarreau echo "Fatal: architecture $(ARCH) not yet supported by nolibc." >&2; \ 6724326164SWilly Tarreau exit 1; \ 6824326164SWilly Tarreau fi > $(OUTPUT)sysroot/include/arch.h 6924326164SWilly Tarreau 7024326164SWilly Tarreauheaders_standalone: headers 7124326164SWilly Tarreau $(Q)$(MAKE) -C $(srctree) headers 726a3ad243SWilly Tarreau $(Q)$(MAKE) -C $(srctree) headers_install INSTALL_HDR_PATH=$(OUTPUT)sysroot 7324326164SWilly Tarreau 7424326164SWilly Tarreauclean: 7524326164SWilly Tarreau $(call QUIET_CLEAN, nolibc) rm -rf "$(OUTPUT)sysroot" 76