| # Copyright 1999-2014 Gentoo Foundation |
| # Distributed under the terms of the GNU General Public License v2 |
| # $Header: /var/cvsroot/gentoo-x86/sys-libs/glibc/files/eblits/src_compile.eblit,v 1.38 2014/03/29 05:31:59 vapier Exp $ |
| |
| glibc_do_configure() { |
| local myconf=() |
| |
| einfo "Configuring GLIBC for $1" |
| |
| # set addons |
| pushd "${S}" > /dev/null |
| local ADDONS=$(echo */configure | sed \ |
| -e 's:/configure::g' \ |
| -e 's:\(linuxthreads\|nptl\|rtkaio\|glibc-compat\)\( \|$\)::g' \ |
| -e 's: \+$::' \ |
| -e 's! !,!g' \ |
| -e 's!^!,!' \ |
| -e '/^,\*$/d') |
| [[ -d ports ]] && ADDONS="${ADDONS},ports" |
| popd > /dev/null |
| |
| myconf+=( $(use_enable hardened stackguard-randomization) ) |
| if has_version '<sys-libs/glibc-2.13' ; then |
| myconf+=( --enable-old-ssp-compat ) |
| fi |
| |
| [[ $(tc-is-softfloat) == "yes" ]] && myconf+=( --without-fp ) |
| |
| if [[ $1 == "linuxthreads" ]] ; then |
| if want_tls ; then |
| myconf+=( --with-tls ) |
| |
| if ! want__thread || use glibc-compat20 || [[ ${LT_KER_VER} == 2.[02].* ]] ; then |
| myconf+=( --without-__thread ) |
| else |
| myconf+=( --with-__thread ) |
| fi |
| else |
| myconf+=( --without-tls --without-__thread ) |
| fi |
| |
| myconf+=( --disable-sanity-checks ) |
| myconf+=( --enable-add-ons="linuxthreads${ADDONS}" ) |
| myconf+=( --enable-kernel=${LT_KER_VER} ) |
| elif [[ $1 == "nptl" ]] ; then |
| myconf+=( --enable-add-ons="nptl${ADDONS}" ) |
| myconf+=( --enable-kernel=${NPTL_KERN_VER} ) |
| else |
| die "invalid pthread option" |
| fi |
| |
| # Since SELinux support is only required for nscd, only enable it if: |
| # 1. USE selinux |
| # 2. only for the primary ABI on multilib systems |
| # 3. Not a crosscompile |
| if ! is_crosscompile && use selinux ; then |
| if use multilib || has_multilib_profile ; then |
| if is_final_abi ; then |
| myconf+=( --with-selinux ) |
| else |
| myconf+=( --without-selinux ) |
| fi |
| else |
| myconf+=( --with-selinux ) |
| fi |
| else |
| myconf+=( --without-selinux ) |
| fi |
| |
| myconf+=( |
| --without-cvs |
| --enable-bind-now |
| --build=${CBUILD_OPT:-${CBUILD}} |
| --host=${CTARGET_OPT:-${CTARGET}} |
| $(use_enable profile) |
| $(use_with gd) |
| --with-headers=$(alt_build_headers) |
| --prefix=/usr |
| --libdir=/usr/$(get_libdir) |
| --mandir=/usr/share/man |
| --infodir=/usr/share/info |
| --libexecdir=/usr/$(get_libdir)/misc/glibc |
| --with-bugurl=http://bugs.gentoo.org/ |
| --with-pkgversion="$(glibc_banner)" |
| $(use_multiarch || echo --disable-multi-arch) |
| --enable-obsolete-rpc |
| $(in_iuse systemtap && use_enable systemtap) |
| $(in_iuse nscd && use_enable nscd) |
| ${EXTRA_ECONF} |
| ) |
| |
| # There is no configure option for this and we need to export it |
| # since the glibc build will re-run configure on itself |
| export libc_cv_slibdir=/$(get_libdir) |
| |
| # We take care of patching our binutils to use both hash styles, |
| # and many people like to force gnu hash style only, so disable |
| # this overriding check. #347761 |
| export libc_cv_hashstyle=no |
| |
| # Overtime, generating info pages can be painful. So disable this for |
| # versions older than the latest stable to avoid the issue (this ver |
| # should be updated from time to time). #464394 #465816 |
| if ! version_is_at_least 2.17 ; then |
| export ac_cv_prog_MAKEINFO=: |
| fi |
| |
| local GBUILDDIR=${WORKDIR}/build-${ABI}-${CTARGET}-$1 |
| mkdir -p "${GBUILDDIR}" |
| cd "${GBUILDDIR}" |
| set -- "${S}"/configure "${myconf[@]}" |
| echo "$@" |
| "$@" || die "failed to configure glibc" |
| |
| # ia64 static cross-compilers are a pita in so much that they |
| # can't produce static ELFs (as the libgcc.a is broken). so |
| # disable building of the programs for those targets if it |
| # doesn't work. |
| # XXX: We could turn this into a compiler test, but ia64 is |
| # the only one that matters, so this should be fine for now. |
| if is_crosscompile && [[ ${CTARGET} == ia64* ]] ; then |
| sed -i '1i+link-static = touch $@' config.make |
| fi |
| |
| # If we're trying to migrate between ABI sets, we need |
| # to lie and use a local copy of gcc. Like if the system |
| # is built with MULTILIB_ABIS="amd64 x86" but we want to |
| # add x32 to it, gcc/glibc don't yet support x32. |
| if [[ -n ${GCC_BOOTSTRAP_VER} ]] && use multilib ; then |
| echo 'main(){}' > "${T}"/test.c |
| if ! $(tc-getCC ${CTARGET}) ${CFLAGS} ${LDFLAGS} "${T}"/test.c -Wl,-emain -lgcc 2>/dev/null ; then |
| sed -i -e '/^CC = /s:$: -B$(objdir)/../'"gcc-${GCC_BOOTSTRAP_VER}/${ABI}:" config.make || die |
| mkdir -p sunrpc |
| cp $(which rpcgen) sunrpc/cross-rpcgen || die |
| touch -t 202001010101 sunrpc/cross-rpcgen || die |
| fi |
| fi |
| } |
| |
| toolchain-glibc_src_compile() { |
| echo |
| local v |
| for v in ABI CBUILD CHOST CTARGET CBUILD_OPT CTARGET_OPT CC {AS,C,CPP,CXX,LD}FLAGS ; do |
| einfo " $(printf '%15s' ${v}:) ${!v}" |
| done |
| |
| export CC=$(tc-getCC ${CTARGET}) |
| # Glibc does not work with gold (for various reasons) #269274. |
| if $(tc-getLD ${CTARGET}) --version | grep -q 'GNU gold' ; then |
| local d="${T}/bfd-linker" |
| mkdir -p "${d}" |
| ln -sf $(which ${CTARGET}-ld.bfd) "${d}"/ld |
| CC+=" -B${d}" |
| fi |
| einfo " $(printf '%15s' 'Manual CC:') ${CC}" |
| echo |
| |
| if want_linuxthreads ; then |
| glibc_do_configure linuxthreads |
| emake || die "make for ${ABI} failed" |
| fi |
| if want_nptl ; then |
| # ... and then do the optional nptl build |
| unset LD_ASSUME_KERNEL |
| glibc_do_configure nptl |
| emake || die "make for ${ABI} failed" |
| fi |
| } |
| |
| toolchain-glibc_headers_compile() { |
| local GBUILDDIR=${WORKDIR}/build-${ABI}-${CTARGET}-headers |
| mkdir -p "${GBUILDDIR}" |
| cd "${GBUILDDIR}" |
| |
| # if we don't have a compiler yet, we cant really test it now ... |
| # hopefully they don't affect header geneation, so let's hope for |
| # the best here ... |
| local v vars=( |
| ac_cv_header_cpuid_h=yes |
| libc_cv_{386,390,alpha,arm,hppa,ia64,mips,{powerpc,sparc}{,32,64},sh,x86_64}_tls=yes |
| libc_cv_asm_cfi_directives=yes |
| libc_cv_broken_visibility_attribute=no |
| libc_cv_gcc___thread=yes |
| libc_cv_mlong_double_128=yes |
| libc_cv_mlong_double_128ibm=yes |
| libc_cv_ppc_machine=yes |
| libc_cv_ppc_rel16=yes |
| libc_cv_predef_{fortify_source,stack_protector}=no |
| libc_cv_visibility_attribute=yes |
| libc_cv_z_combreloc=yes |
| libc_cv_z_execstack=yes |
| libc_cv_z_initfirst=yes |
| libc_cv_z_nodelete=yes |
| libc_cv_z_nodlopen=yes |
| libc_cv_z_relro=yes |
| libc_mips_abi=${ABI} |
| libc_mips_float=$([[ $(tc-is-softfloat) == "yes" ]] && echo soft || echo hard) |
| ) |
| einfo "Forcing cached settings:" |
| for v in "${vars[@]}" ; do |
| einfo " ${v}" |
| export ${v} |
| done |
| |
| # Pick out the correct location for build headers |
| local ports="" myconf=() |
| [[ -d ${S}/ports ]] && ports=",ports" |
| myconf+=( |
| --disable-sanity-checks |
| --enable-hacker-mode |
| --enable-add-ons=nptl${ports} |
| --without-cvs |
| --enable-bind-now |
| --build=${CBUILD_OPT:-${CBUILD}} |
| --host=${CTARGET_OPT:-${CTARGET}} |
| --with-headers=$(alt_build_headers) |
| --prefix=/usr |
| ${EXTRA_ECONF} |
| ) |
| |
| # Nothing is compiled here which would affect the headers for the target. |
| # so forcing CC/CFLAGS is sane. unless you dont have `gcc`. then i |
| # dont care :p. |
| set -- "${S}"/configure "${myconf[@]}" |
| CC=gcc \ |
| CFLAGS="-O1 -pipe" \ |
| CPPFLAGS="-U_FORTIFY_SOURCE" \ |
| LDFLAGS="" \ |
| "$@" || die "failed to configure glibc" |
| } |
| |
| eblit-glibc-src_compile() { |
| if is_crosscompile ; then |
| export \ |
| libc_cv_c_cleanup=yes \ |
| libc_cv_forced_unwind=yes |
| fi |
| |
| if just_headers ; then |
| export ABI=default |
| toolchain-glibc_headers_compile |
| return |
| fi |
| |
| setup_env |
| |
| if [[ -z ${OABI} ]] ; then |
| local abilist="" |
| if has_multilib_profile ; then |
| abilist=$(get_install_abis) |
| elif is_crosscompile || tc-is-cross-compiler ; then |
| abilist=${DEFAULT_ABI} |
| fi |
| einfo "Building glibc for ABIs: ${abilist}" |
| if [[ -n ${abilist} ]] ; then |
| OABI=${ABI} |
| for ABI in ${abilist} ; do |
| export ABI |
| src_compile |
| done |
| ABI=${OABI} |
| unset OABI |
| return 0 |
| fi |
| fi |
| |
| toolchain-glibc_src_compile |
| } |