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# Copyright 1999-2012 Gentoo Foundation
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# Distributed under the terms of the GNU General Public License v2
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# $Header: /var/cvsroot/gentoo-x86/sys-libs/uclibc/uclibc-0.9.33.2.ebuild,v 1.2 2012/06/01 04:22:53 zmedico Exp $
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inherit eutils flag-o-matic multilib toolchain-funcs savedconfig
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if [[ ${PV} == "9999" ]] ; then
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EGIT_REPO_URI="git://git.busybox.net/uClibc"
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inherit git-2
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fi
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export CBUILD=${CBUILD:-${CHOST}}
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export CTARGET=${CTARGET:-${CHOST}}
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if [[ ${CTARGET} == ${CHOST} ]] ; then
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if [[ ${CATEGORY/cross-} != ${CATEGORY} ]] ; then
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export CTARGET=${CATEGORY/cross-}
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fi
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fi
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MY_P=uClibc-${PV}
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DESCRIPTION="C library for developing embedded Linux systems"
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HOMEPAGE="http://www.uclibc.org/"
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if [[ ${PV} != "9999" ]] ; then
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PATCH_VER="1"
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SRC_URI="http://uclibc.org/downloads/${MY_P}.tar.bz2
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${PATCH_VER:+mirror://gentoo/${MY_P}-patches-${PATCH_VER}.tar.bz2}"
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KEYWORDS="-* amd64 arm ~m68k ~mips ppc ~sh sparc x86"
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fi
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LICENSE="LGPL-2"
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SLOT="0"
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IUSE="debug hardened iconv ipv6 nptl rpc ssp uclibc-compat wordexp crosscompile_opts_headers-only"
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RESTRICT="strip"
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S=${WORKDIR}/${MY_P}
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is_crosscompile() {
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[[ ${CHOST} != ${CTARGET} ]]
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}
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alt_build_kprefix() {
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if [[ ${CBUILD} == ${CHOST} && ${CTARGET} == ${CHOST} ]] ; then
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echo /usr/include
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else
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echo /usr/${CTARGET}/usr/include
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fi
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}
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just_headers() {
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use crosscompile_opts_headers-only && is_crosscompile
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}
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uclibc_endian() {
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# XXX: this wont work for a toolchain which is bi-endian, but we
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# dont have any such thing at the moment, so not a big deal
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touch "${T}"/endian.s
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$(tc-getAS ${CTARGET}) "${T}"/endian.s -o "${T}"/endian.o
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case $(file "${T}"/endian.o) in
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*" MSB "*) echo "BIG";;
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*" LSB "*) echo "LITTLE";;
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*) echo "NFC";;
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esac
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rm -f "${T}"/endian.{s,o}
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}
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pkg_setup() {
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if [ ${CTARGET} == ${CHOST} ] ; then
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case ${CHOST} in
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*-uclinux*|*-uclibc*) ;;
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*) die "Use sys-devel/crossdev to build a uclibc toolchain" ;;
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esac
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fi
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}
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# XXX: We should kill these off.
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CPU_ALPHA=""
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CPU_AMD64=""
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CPU_ARM="GENERIC_ARM ARM{610,710,7TDMI,720T,920T,922T,926T,10T,1136JF_S,1176JZ{_,F_}S,_{SA110,SA1100,XSCALE,IWMMXT},_CORTEX_{M3,M1}}"
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CPU_IA64=""
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CPU_M68K=""
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CPU_MIPS="MIPS_ISA_{1,2,3,4,MIPS{32{,R2},64}} MIPS_{N64,O32,N32}_ABI"
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CPU_PPC=""
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CPU_SH="SH{2,2A,3,4,5}"
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CPU_SPARC="SPARC_V{7,8,9,9B}"
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CPU_X86="GENERIC_386 {3,4,5,6}86 586MMX PENTIUM{II,III,4} K{6,7} ELAN CRUSOE WINCHIP{C6,2} CYRIXIII NEHEMIAH"
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IUSE_UCLIBC_CPU="${CPU_ARM} ${CPU_MIPS} ${CPU_PPC} ${CPU_SH} ${CPU_SPARC} ${CPU_X86}"
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check_cpu_opts() {
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local cpu_var="CPU_$(echo $(tc-arch) | tr [a-z] [A-Z])"
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[[ -z ${!cpu_var} ]] && return 0
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if [[ -z ${UCLIBC_CPU} ]] ; then
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ewarn "You really should consider setting UCLIBC_CPU"
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ewarn "Otherwise, the build will be generic (read: slow)."
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ewarn "Available CPU options:"
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UCLIBC_CPU=$(eval echo ${!cpu_var})
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echo ${UCLIBC_CPU}
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case ${CTARGET} in
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mips[1234]*) export UCLIBC_CPU="MIPS_ISA_${CTARGET:4:1}";;
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sh[2345]*) export UCLIBC_CPU="SH${CTARGET:2:1}";;
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i[456]86*) export UCLIBC_CPU="${CTARGET:1:1}86";;
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*) export UCLIBC_CPU=${UCLIBC_CPU%% *};;
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esac
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else
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local cpu found=0
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for cpu in $(eval echo ${!cpu_var}) ; do
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[[ ${UCLIBC_CPU} == "${cpu}" ]] && found=1 && break
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done
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if [[ ${found} -eq 0 ]] ; then
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ewarn "UCLIBC_CPU choice '${UCLIBC_CPU}' not supported"
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ewarn "Valid choices:"
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eval echo ${!cpu_var}
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die "pick a supported cpu type"
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fi
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fi
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}
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kconfig_q_opt() {
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local flag=$1; shift
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case ${flag} in
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y|n) ;;
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*) flag=$(usex ${flag} y n) ;;
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esac
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local var="defs_${flag}"
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eval "${var}+=( $* )"
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}
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get_opt() {
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(
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unset ${1}
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. ${2:-"${S}"/.config}
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echo ${!1}
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)
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}
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src_oldconfig() {
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yes "" 2>/dev/null | emake -s oldconfig >/dev/null
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}
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src_config() {
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restore_config .config
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if [ -f .config ]; then
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src_oldconfig
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return 0
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else
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ewarn "Could not locate user configfile, so we will save a default one"
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fi
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emake ARCH=${target} defconfig >/dev/null || die
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local defs_{y,n} defs
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defs=(
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DO{DEBUG_PT,ASSERTS}
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SUPPORT_LD_DEBUG_EARLY
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UCLIBC_HAS_PROFILING
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)
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kconfig_q_opt n "${defs[@]}"
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kconfig_q_opt debug DODEBUG SUPPORT_LD_DEBUG
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sed -i -e '/ARCH_.*_ENDIAN/d' .config
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kconfig_q_opt y "ARCH_WANTS_$(uclibc_endian)_ENDIAN"
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if [[ $(tc-is-softfloat) != "no" ]] ; then
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kconfig_q_opt n UCLIBC_HAS_FPU
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fi
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if [[ ${CTARGET} == arm* ]] ; then
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kconfig_q_opt n CONFIG_ARM_OABI
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kconfig_q_opt y CONFIG_ARM_EABI
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fi
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defs=(
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MALLOC_GLIBC_COMPAT
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DO_C99_MATH
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UCLIBC_HAS_{CTYPE_CHECKED,WCHAR,HEXADECIMAL_FLOATS,GLIBC_CUSTOM_PRINTF,FOPEN_EXCLUSIVE_MODE,GLIBC_CUSTOM_STREAMS,PRINTF_M_SPEC}
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UCLIBC_HAS_FENV
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UCLIBC_HAS_{N,}FTW
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UCLIBC_HAS_GNU_GLOB
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UCLIBC_HAS_LIBUTIL
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UCLIBC_HAS_PROGRAM_INVOCATION_NAME
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UCLIBC_HAS_RESOLVER_SUPPORT
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UCLIBC_HAS_TZ_FILE_READ_MANY
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UCLIBC_HAS_UTMPX
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UCLIBC_SUSV3_LEGACY
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UCLIBC_SUSV3_LEGACY_MACROS
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UCLIBC_SUSV4_LEGACY
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PTHREADS_DEBUG_SUPPORT
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)
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kconfig_q_opt y "${defs[@]}"
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kconfig_q_opt n UCLIBC_HAS_CTYPE_UNSAFE
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kconfig_q_opt n UCLIBC_HAS_LOCALE
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kconfig_q_opt n HAS_NO_THREADS
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kconfig_q_opt ipv6 UCLIBC_HAS_IPV6
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kconfig_q_opt nptl UCLIBC_HAS_THREADS_NATIVE
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kconfig_q_opt !nptl LINUXTHREADS_OLD
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kconfig_q_opt rpc UCLIBC_HAS_{,{FULL,REENTRANT}_}RPC
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kconfig_q_opt wordexp UCLIBC_HAS_WORDEXP
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kconfig_q_opt uclibc-compat UCLIBC_HAS_LIB{NSL,RESOLV}_STUB COMPAT_ATEXIT
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# we need to do it independently of hardened to get ssp.c built into libc
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kconfig_q_opt y UCLIBC_HAS_SSP
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kconfig_q_opt n UCLIBC_HAS_SSP_COMPAT
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kconfig_q_opt y UCLIBC_HAS_ARC4RANDOM
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kconfig_q_opt n PROPOLICE_BLOCK_ABRT
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kconfig_q_opt y PROPOLICE_BLOCK_SEGV
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# arm/mips do not emit PT_GNU_STACK, but if we enable this here
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# it will be emitted as RWE, ppc has to be checked, x86 needs it
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# this option should be used independently of hardened
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if has $(tc-arch) x86 || has $(tc-arch) ppc ; then
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kconfig_q_opt y UCLIBC_BUILD_NOEXECSTACK
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else
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kconfig_q_opt n UCLIBC_BUILD_NOEXECSTACK
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fi
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kconfig_q_opt y UCLIBC_BUILD_RELRO
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kconfig_q_opt hardened UCLIBC_BUILD_PIE
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kconfig_q_opt hardened UCLIBC_BUILD_NOW
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kconfig_q_opt !ssp SSP_QUICK_CANARY
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kconfig_q_opt ssp UCLIBC_BUILD_SSP
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local def
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for def in 1 2 ; do
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# Run twice as some config opts depend on others being enabled first.
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for def in ${defs_y[@]} ; do
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sed -i -e "s:.*\<${def}\>.*set:${def}=y:g" .config
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done
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for def in ${defs_n[@]} ; do
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sed -i -e "s:${def}=y:# ${def} is not set:g" .config
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done
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src_oldconfig
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done
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einfo "Enabled options:"
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for def in ${defs_y[@]} ; do
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einfo " " $(grep "^${def}=y" .config || echo "could not find ${def}")
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done
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einfo "Disabled options:"
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for def in ${defs_n[@]} ; do
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einfo " " $(grep "^# ${def} is not set" .config || echo "could not find ${def}")
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done
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# setup build and run paths
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sed -i \
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-e "/^CROSS_COMPILER_PREFIX/s:=.*:=\"${CTARGET}-\":" \
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-e "/^KERNEL_HEADERS/s:=.*:=\"$(alt_build_kprefix)\":" \
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-e "/^SHARED_LIB_LOADER_PREFIX/s:=.*:=\"/$(get_libdir)\":" \
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-e "/^DEVEL_PREFIX/s:=.*:=\"/usr\":" \
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-e "/^RUNTIME_PREFIX/s:=.*:=\"/\":" \
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-e "/^UCLIBC_EXTRA_CFLAGS/s:=.*:=\"${UCLIBC_EXTRA_CFLAGS}\":" \
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.config || die
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src_oldconfig
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}
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src_unpack() {
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if [[ ${PV} == "9999" ]] ; then
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git-2_src_unpack
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else
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unpack ${A}
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fi
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cd "${S}"
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if [[ -n ${PATCH_VER} ]] ; then
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EPATCH_SUFFIX="patch" epatch "${WORKDIR}"/patch
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fi
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check_cpu_opts
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echo
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einfo "Runtime Prefix: /"
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einfo "Devel Prefix: /usr"
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einfo "Kernel Prefix: $(alt_build_kprefix)"
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einfo "CBUILD: ${CBUILD}"
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einfo "CHOST: ${CHOST}"
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einfo "CTARGET: ${CTARGET}"
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einfo "CPU: ${UCLIBC_CPU:-default}"
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einfo "ENDIAN: $(uclibc_endian)"
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echo
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########## CPU SELECTION ##########
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local target config_target
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case $(tc-arch) in
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alpha) target="alpha"; config_target="no cpu-specific options";;
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amd64) target="x86_64"; config_target="no cpu-specific options";;
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arm) target="arm"; config_target="GENERIC_ARM";;
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avr) target="avr32"; config_target="no cpu-specific options";;
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ia64) target="ia64"; config_target="no cpu-specific options";;
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m68k) target="m68k"; config_target="no cpu-specific options";;
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mips) target="mips"; config_target="MIPS_ISA_1";;
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ppc) target="powerpc"; config_target="no cpu-specific options";;
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sh) target="sh"; config_target="SH4";;
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sparc) target="sparc"; config_target="no cpu-specific options";;
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x86) target="i386"; config_target="GENERIC_386";;
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*) die "$(tc-arch) lists no defaults :/";;
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esac
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sed -i -e "s:default CONFIG_${config_target}:default CONFIG_${UCLIBC_CPU:-${config_target}}:" \
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extra/Configs/Config.${target}
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sed -i -e "s:^HOSTCC.*=.*:HOSTCC=$(tc-getBUILD_CC):" Rules.mak
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src_config
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if use iconv ; then
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# Run after make clean, otherwise files removed
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find ./extra/locale/charmaps -name "*.pairs" > extra/locale/codesets.txt
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if [[ ! -f /etc/locale.gen ]] ; then
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# See ./extra/locale/LOCALES for examples
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die "Please create an appropriate /etc/locale.gen for locale support"
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fi
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echo -e "@euro e\n@cyrillic c\n#---\nUTF-8 yes\n8-BIT yes\n#---\n\n" > ./extra/locale/locales.txt
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cat /etc/locale.gen >> ./extra/locale/locales.txt
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fi
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}
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src_compile() {
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emake headers || die
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just_headers && return 0
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emake || die
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| 318 |
if is_crosscompile ; then
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emake -C utils hostutils || die
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else
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emake utils || die
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fi
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}
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| 325 |
src_test() {
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is_crosscompile && return 0
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| 328 |
# assert test fails on pax/grsec enabled kernels - normal
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# vfork test fails in sandbox (both glibc/uclibc)
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emake UCLIBC_ONLY=1 check || die
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}
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| 332 |
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src_install() {
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local sysroot=${D}
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is_crosscompile && sysroot+="/usr/${CTARGET}"
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local target="install"
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just_headers && target="install_headers"
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emake DESTDIR="${sysroot}" ${target} || die
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| 340 |
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| 341 |
save_config .config
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| 343 |
# remove files coming from kernel-headers
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| 344 |
rm -rf "${sysroot}"/usr/include/{linux,asm*}
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| 345 |
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| 346 |
# Make sure we install the sys-include symlink so that when
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| 347 |
# we build a 2nd stage cross-compiler, gcc finds the target
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| 348 |
# system headers correctly. See gcc/doc/gccinstall.info
|
| 349 |
if is_crosscompile ; then
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| 350 |
dosym usr/include /usr/${CTARGET}/sys-include
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| 351 |
if ! just_headers && [[ -n $(get_opt HAVE_SHARED) ]] ; then
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| 352 |
newbin utils/ldconfig.host ${CTARGET}-ldconfig || die
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| 353 |
newbin utils/ldd.host ${CTARGET}-ldd || die
|
| 354 |
fi
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| 355 |
return 0
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| 356 |
fi
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| 357 |
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| 358 |
emake DESTDIR="${D}" install_utils || die
|
| 359 |
dobin extra/scripts/getent
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| 360 |
dodoc Changelog* README TODO docs/*.txt DEDICATION.mjn3
|
| 361 |
}
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| 362 |
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| 363 |
pkg_postinst() {
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| 364 |
is_crosscompile && return 0
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| 365 |
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| 366 |
if [ ! -e "${ROOT}"/etc/TZ ] ; then
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| 367 |
ewarn "Please remember to set your timezone in /etc/TZ"
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| 368 |
mkdir -p "${ROOT}"/etc
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| 369 |
echo "UTC" > "${ROOT}"/etc/TZ
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| 370 |
fi
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| 371 |
[ "${ROOT}" != "/" ] && return 0
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| 372 |
# update cache before reloading init
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| 373 |
ldconfig
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| 374 |
# reload init ...
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| 375 |
/sbin/telinit U 2>/dev/null
|
| 376 |
}
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