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-rw-r--r--sys-libs/glibc/files/eblits/src_compile.eblit254
1 files changed, 254 insertions, 0 deletions
diff --git a/sys-libs/glibc/files/eblits/src_compile.eblit b/sys-libs/glibc/files/eblits/src_compile.eblit
new file mode 100644
index 00000000..b4d3baf9
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+++ b/sys-libs/glibc/files/eblits/src_compile.eblit
@@ -0,0 +1,254 @@
+# Copyright 1999-2013 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 1.35 2013/04/05 18:25:21 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
+
+ [[ ${CTARGET//_/-} == *-softfloat-* ]] && 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
+ if ! version_is_at_least 2.15 ; 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
+}
+
+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
+}