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gentoo-overlay/sys-libs/uclibc/uclibc-0.9.30.1.ebuild

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11 KiB

# Copyright 1999-2011 Gentoo Foundation
# Distributed under the terms of the GNU General Public License v2
# $Header: /var/cvsroot/gentoo-x86/sys-libs/uclibc/uclibc-0.9.30.1.ebuild,v 1.9 2011/04/20 18:10:38 ulm Exp $
#ESVN_REPO_URI="svn://uclibc.org/trunk/uClibc"
#inherit subversion
inherit eutils flag-o-matic toolchain-funcs savedconfig
export CBUILD=${CBUILD:-${CHOST}}
export CTARGET=${CTARGET:-${CHOST}}
if [[ ${CTARGET} == ${CHOST} ]] ; then
if [[ ${CATEGORY/cross-} != ${CATEGORY} ]] ; then
export CTARGET=${CATEGORY/cross-}
fi
fi
# Handle the case where we want uclibc on glibc ...
if [[ ${CTARGET} == ${CHOST} ]] && [[ ${CHOST} != *-uclibc* ]] ; then
export UCLIBC_AND_GLIBC="sitting in a tree"
export CTARGET=${CHOST%%-*}-pc-linux-uclibc
fi
MY_P=uClibc-0.9.30.1
SVN_VER=""
#PATCH_VER="1.0"
DESCRIPTION="C library for developing embedded Linux systems"
HOMEPAGE="http://www.uclibc.org/"
SRC_URI="http://uclibc.org/downloads/${MY_P}.tar.bz2"
[[ -z ${SVN_VER} ]] || \
SRC_URI="${SRC_URI} mirror://gentoo/${MY_P}-svn-update-${SVN_VER}.patch.bz2"
[[ -z ${PATCH_VER} ]] || \
SRC_URI="${SRC_URI} mirror://gentoo/${MY_P}-patches-${PATCH_VER}.tar.bz2"
LICENSE="LGPL-2"
SLOT="0"
KEYWORDS="-* ~amd64 ~arm ~m68k ~mips ~ppc ~sh ~sparc ~x86"
IUSE="build uclibc-compat debug hardened ssp ipv6 minimal wordexp crosscompile_opts_headers-only"
RESTRICT="strip"
RDEPEND=""
if [[ -n $CTARGET && ${CTARGET} != ${CHOST} ]]; then
DEPEND=""
SLOT="${CTARGET}"
else
DEPEND="virtual/os-headers app-misc/pax-utils"
SLOT="0"
fi
S=${WORKDIR}/${MY_P}
alt_build_kprefix() {
if [[ ${CBUILD} == ${CHOST} && ${CTARGET} == ${CHOST} ]] \
|| [[ -n ${UCLIBC_AND_GLIBC} ]]
then
echo /usr/include
else
echo /usr/${CTARGET}/usr/include
fi
}
just_headers() {
use crosscompile_opts_headers-only && [[ ${CHOST} != ${CTARGET} ]]
}
uclibc_endian() {
# XXX: this wont work for a toolchain which is bi-endian, but we
# dont have any such thing at the moment, so not a big deal
touch "${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() {
just_headers && return 0
has_version ${CATEGORY}/uclibc || return 0
[[ -n ${UCLIBC_AND_GLIBC} ]] && return 0
[[ ${ROOT} != "/" ]] && return 0
[[ ${CATEGORY} == cross-* ]] && return 0
}
PIE_STABLE="arm mips ppc x86"
CPU_ALPHA=""
CPU_AMD64=""
CPU_ARM="GENERIC_ARM ARM{610,710,7TDMI,720T,920T,922T,926T,10T,1136JF_S,1176JZ{_,F_}S,_{SA110,SA1100,XSCALE,IWMMXT}}"
CPU_IA64=""
CPU_M68K=""
CPU_MIPS="MIPS_ISA_{1,2,3,4,MIPS{32,64}} MIPS_{N64,O32,N32}_ABI"
CPU_PPC=""
CPU_SH="SH{2,3,4,5}"
CPU_SPARC="SPARC_V{7,8,9,9B}"
CPU_X86="GENERIC_386 {3,4,5,6}86 586MMX PENTIUM{II,III,4} K{6,7} ELAN CRUSOE WINCHIP{C6,2} CYRIXIII NEHEMIAH"
IUSE_UCLIBC_CPU="${CPU_ARM} ${CPU_MIPS} ${CPU_PPC} ${CPU_SH} ${CPU_SPARC} ${CPU_X86}"
check_cpu_opts() {
local cpu_var="CPU_$(echo $(tc-arch) | tr [a-z] [A-Z])"
[[ -z ${!cpu_var} ]] && return 0
if [[ -z ${UCLIBC_CPU} ]] ; then
ewarn "You really should consider setting UCLIBC_CPU"
ewarn "Otherwise, the build will be generic (read: slow)."
ewarn "Available CPU options:"
UCLIBC_CPU=$(eval echo ${!cpu_var})
echo ${UCLIBC_CPU}
case ${CTARGET} in
mips[1234]*) export UCLIBC_CPU="MIPS_ISA_${CTARGET:4:1}";;
sh[2345]*) export UCLIBC_CPU="SH${CTARGET:2:1}";;
i[456]86*) export UCLIBC_CPU="${CTARGET:1:1}86";;
*) export UCLIBC_CPU=${UCLIBC_CPU%% *};;
esac
else
local cpu found=0
for cpu in $(eval echo ${!cpu_var}) ; do
[[ ${UCLIBC_CPU} == "${cpu}" ]] && found=1 && break
done
if [[ ${found} -eq 0 ]] ; then
ewarn "UCLIBC_CPU choice '${UCLIBC_CPU}' not supported"
ewarn "Valid choices:"
eval echo ${!cpu_var}
die "pick a supported cpu type"
fi
fi
}
set_opt() {
sed -i -e "/^\# $1 is not set/d" -e "/^$1=.*/d" .config
echo "$1=$2" >> .config
}
src_unpack() {
[[ -n ${ESVN_REPO_URI} ]] \
&& subversion_src_unpack \
|| unpack ${A}
cd "${S}"
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
########## PATCHES ##########
[[ -n ${SVN_VER} ]] && \
epatch "${WORKDIR}"/${MY_P}-cvs-update-${SVN_VER}.patch
if [[ -n ${PATCH_VER} ]] ; then
unpack ${MY_P}-patches-${PATCH_VER}.tar.bz2
EPATCH_SUFFIX="patch"
epatch "${WORKDIR}"/patch
fi
sed -i 's:getline:get_line:' extra/scripts/unifdef.c #277186
########## CPU SELECTION ##########
local target config_target
case $(tc-arch) in
alpha) target="alpha"; config_target="no cpu-specific options";;
amd64) target="x86_64"; config_target="no cpu-specific options";;
arm) target="arm"; config_target="GENERIC_ARM";;
ia64) target="ia64"; config_target="no cpu-specific options";;
m68k) target="m68k"; config_target="no cpu-specific options";;
mips) target="mips"; config_target="MIPS_ISA_1";;
ppc) target="powerpc"; config_target="no cpu-specific options";;
sh) target="sh"; config_target="SH4";;
sparc) target="sparc"; config_target="no cpu-specific options";;
x86) target="i386"; config_target="GENERIC_386";;
*) die "$(tc-arch) lists no defaults :/";;
esac
sed -i -e "s:default CONFIG_${config_target}:default CONFIG_${UCLIBC_CPU:-${config_target}}:" \
extra/Configs/Config.${target}
sed -i -e "s:^HOSTCC.*=.*:HOSTCC=$(tc-getBUILD_CC):" Rules.mak
########## CONFIG SETUP ##########
make ARCH=${target} defconfig >/dev/null || die "could not config"
for def in DO{DEBUG{,_PT},ASSERTS} SUPPORT_LD_DEBUG{,_EARLY} UCLIBC_HAS_PROFILING; do
sed -i -e "s:${def}=y:# ${def} is not set:" .config
done
if use debug ; then
set_opt SUPPORT_LD_DEBUG y
set_opt DODEBUG y
fi
sed -i -e '/ARCH_.*_ENDIAN/d' .config
set_opt "ARCH_WANTS_$(uclibc_endian | tr [a-z] [A-Z])_ENDIAN" y
if [[ $(tc-is-softfloat) != "no" ]] ; then
set_opt UCLIBC_HAS_FPU n
fi
if [[ ${CTARGET/eabi} != ${CTARGET} ]] ; then
set_opt CONFIG_ARM_OABI n
set_opt CONFIG_ARM_EABI y
fi
local moredefs="COMPAT_ATEXIT"
local compat_sym=atexit
# We need todo this for a few months. .30 is a major upgrade.
# Don't do it from cross-compiling case though
if ! use uclibc-compat ; then
if [[ -z ${UCLIBC_AND_GLIBC} ]] && [[ -z ${UCLIBC_SCANNED_COMPAT} ]] && \
! just_headers && [[ ${CHOST} == ${CTARGET} ]] ; then
local fnames=""
einfo "Doing a scanelf in paths for bins containing the ${compat_sym} symbol"
fnames=$(scanelf -pyqs${compat_sym} -F%F#s)
if [[ -z ${fnames} ]] ; then
einfo "This system is clean."
einfo "To prevent the scanning of files again in the future you can export UCLIBC_SCANNED_COMPAT=1"
moredefs=""
else
ewarn "You need to remerge the packages that contain the following files before you can remerge ${P} without USE=uclibc-compat enabled."
ewarn "qfile -Cq $(echo ${fnames}) | sort | uniq"
echo
ewarn "Leaving on ${moredefs}"
fi
else
moredefs=""
fi
fi
for def in ${moredefs} MALLOC_GLIBC_COMPAT DO_C99_MATH UCLIBC_HAS_{RPC,FULL_RPC,CTYPE_CHECKED,WCHAR,HEXADECIMAL_FLOATS,GLIBC_CUSTOM_PRINTF,FOPEN_EXCLUSIVE_MODE,GLIBC_CUSTOM_STREAMS,PRINTF_M_SPEC,FTW} UCLIBC_HAS_REENTRANT_RPC UCLIBC_HAS_GNU_GLOB PTHREADS_DEBUG_SUPPORT UCLIBC_HAS_TZ_FILE_READ_MANY UCLIBC_HAS_FENV UCLIBC_SUSV3_LEGACY UCLIBC_SUSV3_LEGACY_MACROS UCLIBC_HAS_PROGRAM_INVOCATION_NAME ; do
set_opt "${def}" y
done
set_opt UCLIBC_HAS_CTYPE_UNSAFE n
set_opt UCLIBC_HAS_LOCALE n
use ipv6 && set_opt UCLIBC_HAS_IPV6 y
use wordexp && set_opt UCLIBC_HAS_WORDEXP y
# we need to do it independently of hardened to get ssp.c built into libc
set_opt UCLIBC_HAS_SSP y
set_opt UCLIBC_HAS_SSP_COMPAT y
set_opt UCLIBC_HAS_ARC4RANDOM y
set_opt PROPOLICE_BLOCK_ABRT n
set_opt PROPOLICE_BLOCK_SEGV y
# 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
set_opt UCLIBC_BUILD_NOEXECSTACK y
else
set_opt UCLIBC_BUILD_NOEXECSTACK n
fi
set_opt UCLIBC_BUILD_RELRO y
if use hardened ; then
if has $(tc-arch) ${PIE_STABLE} ; then
set_opt UCLIBC_BUILD_PIE y
else
set_opt UCLIBC_BUILD_PIE n
fi
set_opt UCLIBC_BUILD_NOW y
use ssp && {
set_opt SSP_QUICK_CANARY n
set_opt UCLIBC_BUILD_SSP y
}
else
set_opt UCLIBC_BUILD_PIE n
set_opt SSP_QUICK_CANARY y
set_opt UCLIBC_BUILD_SSP n
set_opt UCLIBC_BUILD_NOW n
fi
restore_config .config
# setup build and run paths
local cross=${CTARGET}-
type -p ${cross}ar > /dev/null || cross=""
sed -i \
-e "/^CROSS_COMPILER_PREFIX/s:=.*:=\"${cross}\":" \
-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
yes "" 2> /dev/null | make -s oldconfig > /dev/null || die "could not make oldconfig"
cp .config myconfig
emake -s clean > /dev/null || die "could not clean"
}
src_compile() {
cp myconfig .config
emake headers || die "make headers failed"
just_headers && return 0
emake || die "make failed"
if [[ ${CTARGET} != ${CHOST} ]] ; then
emake -C utils hostutils || die "make hostutils failed"
elif [[ ${CHOST} == *-uclibc* ]] ; then
emake utils || die "make utils failed"
fi
}
src_test() {
[[ ${CHOST} != ${CTARGET} ]] && return 0
[[ ${CBUILD} != ${CHOST} ]] && return 0
# assert test fails on pax/grsec enabled kernels - normal
# vfork test fails in sandbox (both glibc/uclibc)
make UCLIBC_ONLY=1 check || die "test failed"
}
src_install() {
local sysroot=${D}
[[ ${CHOST} != ${CTARGET} ]] && sysroot="${sysroot}/usr/${CTARGET}"
local target="install"
just_headers && target="install_headers"
emake DESTDIR="${sysroot}" ${target} || die "install failed"
save_config .config
# remove files coming from kernel-headers
rm -rf "${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 [[ ${CTARGET} != ${CHOST} ]] ; then
dosym usr/include /usr/${CTARGET}/sys-include
if ! just_headers ; then
newbin utils/ldconfig.host ${CTARGET}-ldconfig || die
newbin utils/ldd.host ${CTARGET}-ldd || die
fi
return 0
fi
if [[ ${CHOST} == *-uclibc* ]] ; then
emake DESTDIR="${D}" install_utils || die "install-utils failed"
dobin extra/scripts/getent
fi
dodoc Changelog* README TODO docs/*.txt DEDICATION.mjn3
}
pkg_postinst() {
[[ ${CTARGET} != ${CHOST} ]] && return 0
[[ ${CHOST} != *-uclibc* ]] && return 0
if [[ ! -e ${ROOT}/etc/TZ ]] ; then
ewarn "Please remember to set your timezone in /etc/TZ"
[[ ! -d ${ROOT}/etc ]] && mkdir -p "${ROOT}"/etc
echo "UTC" > "${ROOT}"/etc/TZ
fi
[[ ${ROOT} != "/" ]] && return 0
# update cache before reloading init
/sbin/ldconfig
# reload init ...
[[ -x /sbin/telinit ]] && /sbin/telinit U &> /dev/null
}