| # Copyright 1999-2015 Gentoo Foundation |
| # Distributed under the terms of the GNU General Public License v2 |
| # $Id$ |
| |
| inherit eutils flag-o-matic multilib toolchain-funcs savedconfig |
| if [[ ${PV} == "9999" ]] ; then |
| EGIT_REPO_URI="git://git.busybox.net/uClibc" |
| inherit git-2 |
| fi |
| |
| export CBUILD=${CBUILD:-${CHOST}} |
| export CTARGET=${CTARGET:-${CHOST}} |
| if [[ ${CTARGET} == ${CHOST} ]] ; then |
| if [[ ${CATEGORY} == cross-* ]] ; then |
| export CTARGET=${CATEGORY#cross-} |
| fi |
| fi |
| |
| MY_P=uClibc-${PV} |
| DESCRIPTION="C library for developing embedded Linux systems" |
| HOMEPAGE="http://www.uclibc.org/" |
| if [[ ${PV} != "9999" ]] ; then |
| PATCH_VER="" |
| SRC_URI="http://uclibc.org/downloads/${MY_P}.tar.bz2 |
| ${PATCH_VER:+mirror://gentoo/${MY_P}-patches-${PATCH_VER}.tar.bz2}" |
| KEYWORDS="-* ~amd64 ~arm ~m68k ~mips ~ppc ~sh ~sparc ~x86" |
| fi |
| |
| LICENSE="LGPL-2" |
| SLOT="0" |
| IUSE="debug hardened iconv ipv6 nptl rpc ssp uclibc-compat wordexp crosscompile_opts_headers-only" |
| RESTRICT="strip" |
| |
| S=${WORKDIR}/${MY_P} |
| |
| is_crosscompile() { |
| [[ ${CHOST} != ${CTARGET} ]] |
| } |
| alt_build_kprefix() { |
| if [[ ${CBUILD} == ${CHOST} && ${CTARGET} == ${CHOST} ]] ; then |
| echo /usr/include |
| else |
| echo /usr/${CTARGET}/usr/include |
| fi |
| } |
| |
| just_headers() { |
| use crosscompile_opts_headers-only && is_crosscompile |
| } |
| |
| uclibc_endian() { |
| # XXX: this wont work for a toolchain which is bi-endian, but we |
| # dont have any such thing at the moment, so not a big deal |
| touch "${T}"/endian.s |
| $(tc-getAS ${CTARGET}) "${T}"/endian.s -o "${T}"/endian.o |
| case $(file "${T}"/endian.o) in |
| *" MSB "*) echo "BIG";; |
| *" LSB "*) echo "LITTLE";; |
| *) echo "NFC";; |
| esac |
| rm -f "${T}"/endian.{s,o} |
| } |
| |
| pkg_setup() { |
| if [ ${CTARGET} = ${CHOST} ] ; then |
| case ${CHOST} in |
| *-uclinux*|*-uclibc*) ;; |
| *) die "Use sys-devel/crossdev to build a uclibc toolchain" ;; |
| esac |
| fi |
| } |
| |
| check_cpu_opts() { |
| case ${CTARGET} in |
| # Need to handle $ABI here w/mips. |
| mips[1234]*) export UCLIBC_CPU="MIPS_ISA_${CTARGET:4:1}";; |
| sh[2345]*) export UCLIBC_CPU="SH${CTARGET:2:1}";; |
| i[3456]86*) export UCLIBC_CPU="${CTARGET:1:1}86";; |
| # XXX: Should figure out how to handle sparc. |
| esac |
| |
| if use nptl ; then |
| case ${CTARGET} in |
| i386*) |
| die "Your target has no support for NPTL" |
| ;; |
| esac |
| fi |
| } |
| |
| kconfig_q_opt() { |
| local flag=$1; shift |
| case ${flag} in |
| y|n) ;; |
| *) flag=$(usex ${flag} y n) ;; |
| esac |
| |
| local var="defs_${flag}" |
| eval "${var}+=( $* )" |
| } |
| |
| get_opt() { |
| ( |
| unset ${1} |
| . ${2:-"${S}"/.config} |
| echo ${!1} |
| ) |
| } |
| |
| src_oldconfig() { |
| yes "" 2>/dev/null | emake -s oldconfig >/dev/null |
| } |
| src_config() { |
| restore_config .config |
| if [ -f .config ]; then |
| src_oldconfig |
| return 0 |
| else |
| ewarn "Could not locate user configfile, so we will save a default one" |
| fi |
| |
| emake ARCH=${target} defconfig >/dev/null || die |
| |
| local defs_{y,n} defs |
| |
| defs=( |
| DO{DEBUG_PT,ASSERTS} |
| SUPPORT_LD_DEBUG_EARLY |
| UCLIBC_HAS_PROFILING |
| ) |
| kconfig_q_opt n "${defs[@]}" |
| kconfig_q_opt debug DODEBUG SUPPORT_LD_DEBUG |
| |
| sed -i -e '/ARCH_.*_ENDIAN/d' .config |
| kconfig_q_opt y "ARCH_WANTS_$(uclibc_endian)_ENDIAN" |
| |
| if [[ ${CTARGET} == arm* ]] ; then |
| kconfig_q_opt n CONFIG_ARM_OABI |
| kconfig_q_opt y CONFIG_ARM_EABI |
| fi |
| |
| defs=( |
| MALLOC_GLIBC_COMPAT |
| DO_C99_MATH |
| UCLIBC_HAS_{CTYPE_CHECKED,WCHAR,HEXADECIMAL_FLOATS,GLIBC_CUSTOM_PRINTF,FOPEN_EXCLUSIVE_MODE,GLIBC_CUSTOM_STREAMS,PRINTF_M_SPEC} |
| UCLIBC_HAS_FENV |
| UCLIBC_HAS_{N,}FTW |
| UCLIBC_HAS_GNU_GLOB |
| UCLIBC_HAS_LIBUTIL |
| UCLIBC_HAS_PROGRAM_INVOCATION_NAME |
| UCLIBC_HAS_RESOLVER_SUPPORT |
| UCLIBC_HAS_TZ_FILE_READ_MANY |
| UCLIBC_HAS_UTMPX |
| UCLIBC_SUPPORT_AI_ADDRCONFIG |
| UCLIBC_SUSV3_LEGACY |
| UCLIBC_SUSV3_LEGACY_MACROS |
| UCLIBC_SUSV4_LEGACY |
| UCLIBC_USE_NETLINK |
| PTHREADS_DEBUG_SUPPORT |
| ) |
| kconfig_q_opt y "${defs[@]}" |
| kconfig_q_opt n UCLIBC_HAS_CTYPE_UNSAFE |
| kconfig_q_opt n UCLIBC_HAS_LOCALE |
| kconfig_q_opt n HAS_NO_THREADS |
| kconfig_q_opt ipv6 UCLIBC_HAS_IPV6 |
| kconfig_q_opt nptl UCLIBC_HAS_THREADS_NATIVE |
| kconfig_q_opt !nptl LINUXTHREADS_OLD |
| kconfig_q_opt rpc UCLIBC_HAS_{,{FULL,REENTRANT}_}RPC |
| kconfig_q_opt wordexp UCLIBC_HAS_WORDEXP |
| kconfig_q_opt uclibc-compat UCLIBC_HAS_LIB{NSL,RESOLV}_STUB COMPAT_ATEXIT |
| |
| # we need to do it independently of hardened to get ssp.c built into libc |
| kconfig_q_opt y UCLIBC_HAS_SSP |
| kconfig_q_opt n UCLIBC_HAS_SSP_COMPAT |
| kconfig_q_opt y UCLIBC_HAS_ARC4RANDOM |
| kconfig_q_opt n PROPOLICE_BLOCK_ABRT |
| kconfig_q_opt y PROPOLICE_BLOCK_SEGV |
| |
| # arm/mips do not emit PT_GNU_STACK, but if we enable this here |
| # it will be emitted as RWE, ppc has to be checked, x86 needs it |
| # this option should be used independently of hardened |
| if has $(tc-arch) x86 || has $(tc-arch) ppc ; then |
| kconfig_q_opt y UCLIBC_BUILD_NOEXECSTACK |
| else |
| kconfig_q_opt n UCLIBC_BUILD_NOEXECSTACK |
| fi |
| kconfig_q_opt y UCLIBC_BUILD_RELRO |
| kconfig_q_opt hardened UCLIBC_BUILD_PIE |
| kconfig_q_opt hardened UCLIBC_BUILD_NOW |
| kconfig_q_opt !ssp SSP_QUICK_CANARY |
| kconfig_q_opt ssp UCLIBC_BUILD_SSP |
| |
| local def |
| for def in 1 2 ; do |
| # Run twice as some config opts depend on others being enabled first. |
| for def in ${defs_y[@]} ; do |
| sed -i -e "s:.*\<${def}\>.*set:${def}=y:g" .config |
| done |
| for def in ${defs_n[@]} ; do |
| sed -i -e "s:${def}=y:# ${def} is not set:g" .config |
| done |
| src_oldconfig |
| done |
| |
| einfo "Enabled options:" |
| for def in ${defs_y[@]} ; do |
| einfo " " $(grep "^${def}=y" .config || echo "could not find ${def}") |
| done |
| einfo "Disabled options:" |
| for def in ${defs_n[@]} ; do |
| einfo " " $(grep "^# ${def} is not set" .config || echo "could not find ${def}") |
| done |
| |
| # setup build and run paths |
| sed -i \ |
| -e "/^CROSS_COMPILER_PREFIX/s:=.*:=\"${CTARGET}-\":" \ |
| -e "/^KERNEL_HEADERS/s:=.*:=\"$(alt_build_kprefix)\":" \ |
| -e "/^SHARED_LIB_LOADER_PREFIX/s:=.*:=\"/$(get_libdir)\":" \ |
| -e "/^DEVEL_PREFIX/s:=.*:=\"/usr\":" \ |
| -e "/^RUNTIME_PREFIX/s:=.*:=\"/\":" \ |
| -e "/^UCLIBC_EXTRA_CFLAGS/s:=.*:=\"${UCLIBC_EXTRA_CFLAGS}\":" \ |
| .config || die |
| |
| src_oldconfig |
| } |
| |
| src_unpack() { |
| if [[ ${PV} == "9999" ]] ; then |
| git-2_src_unpack |
| else |
| unpack ${A} |
| fi |
| cd "${S}" |
| if [[ -n ${PATCH_VER} ]] ; then |
| EPATCH_SUFFIX="patch" epatch "${WORKDIR}"/patch |
| fi |
| |
| epatch_user |
| |
| check_cpu_opts |
| |
| echo |
| einfo "Runtime Prefix: /" |
| einfo "Devel Prefix: /usr" |
| einfo "Kernel Prefix: $(alt_build_kprefix)" |
| einfo "CBUILD: ${CBUILD}" |
| einfo "CHOST: ${CHOST}" |
| einfo "CTARGET: ${CTARGET}" |
| einfo "CPU: ${UCLIBC_CPU:-default}" |
| einfo "ENDIAN: $(uclibc_endian)" |
| echo |
| |
| ########## CPU SELECTION ########## |
| |
| local target=$(tc-arch) config_target |
| case ${target} in |
| amd64) target="x86_64";; |
| arm) target="arm"; config_target="GENERIC_ARM";; |
| avr) target="avr32";; |
| mips) target="mips"; config_target="MIPS_ISA_1";; |
| ppc) target="powerpc";; |
| sh) target="sh"; config_target="SH4";; |
| x86) target="i386"; config_target="486";; |
| esac |
| if [[ -n ${config_target} ]] ; then |
| sed -i -e "s:default CONFIG_${config_target}:default CONFIG_${UCLIBC_CPU:-${config_target}}:" \ |
| extra/Configs/Config.${target} || die |
| fi |
| sed -i -e "s:^HOSTCC.*=.*:HOSTCC=$(tc-getBUILD_CC):" Rules.mak |
| |
| src_config |
| |
| if use iconv ; then |
| # Run after make clean, otherwise files removed |
| find ./extra/locale/charmaps -name "*.pairs" > extra/locale/codesets.txt |
| if [[ ! -f /etc/locale.gen ]] ; then |
| # See ./extra/locale/LOCALES for examples |
| die "Please create an appropriate /etc/locale.gen for locale support" |
| fi |
| echo -e "@euro e\n@cyrillic c\n#---\nUTF-8 yes\n8-BIT yes\n#---\n\n" > ./extra/locale/locales.txt |
| cat /etc/locale.gen >> ./extra/locale/locales.txt |
| fi |
| } |
| |
| src_compile() { |
| emake headers || die |
| just_headers && return 0 |
| |
| emake || die |
| if is_crosscompile ; then |
| emake -C utils hostutils || die |
| else |
| emake utils || die |
| fi |
| } |
| |
| src_test() { |
| is_crosscompile && return 0 |
| |
| # assert test fails on pax/grsec enabled kernels - normal |
| # vfork test fails in sandbox (both glibc/uclibc) |
| emake UCLIBC_ONLY=1 check || die |
| } |
| |
| src_install() { |
| local sysroot=${D} |
| is_crosscompile && sysroot+="/usr/${CTARGET}" |
| |
| local target="install" |
| just_headers && target="install_headers" |
| emake DESTDIR="${sysroot}" ${target} || die |
| |
| save_config .config |
| |
| # remove files coming from kernel-headers |
| rm -rf "${sysroot}"/usr/include/{linux,asm*} |
| |
| # Make sure we install the sys-include symlink so that when |
| # we build a 2nd stage cross-compiler, gcc finds the target |
| # system headers correctly. See gcc/doc/gccinstall.info |
| if is_crosscompile ; then |
| dosym usr/include /usr/${CTARGET}/sys-include |
| if ! just_headers && [[ -n $(get_opt HAVE_SHARED) ]] ; then |
| newbin utils/ldconfig.host ${CTARGET}-ldconfig || die |
| newbin utils/ldd.host ${CTARGET}-ldd || die |
| fi |
| return 0 |
| fi |
| |
| emake DESTDIR="${D}" install_utils || die |
| dobin extra/scripts/getent |
| dodoc Changelog* README TODO docs/*.txt DEDICATION.mjn3 |
| } |
| |
| pkg_postinst() { |
| is_crosscompile && return 0 |
| |
| if [ ! -e "${ROOT}"/etc/TZ ] ; then |
| ewarn "Please remember to set your timezone in /etc/TZ" |
| mkdir -p "${ROOT}"/etc |
| echo "UTC" > "${ROOT}"/etc/TZ |
| fi |
| [ "${ROOT}" != "/" ] && return 0 |
| # update cache before reloading init |
| ldconfig |
| # reload init ... |
| /sbin/telinit U 2>/dev/null |
| } |