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commit: 600cd135463c4bd9b86a3db5fdfb3daf7919786d |
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Author: Andreas K. Hüttel <dilfridge <AT> gentoo <DOT> org> |
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AuthorDate: Sun Apr 28 19:48:40 2019 +0000 |
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Commit: Andreas K. Hüttel <dilfridge <AT> gentoo <DOT> org> |
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CommitDate: Sun Apr 28 19:48:40 2019 +0000 |
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URL: https://gitweb.gentoo.org/proj/riscv.git/commit/?id=600cd135 |
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|
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eclass: Add multilib.eclass unmodified from main tree |
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|
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Signed-off-by: Andreas K. Hüttel <dilfridge <AT> gentoo.org> |
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|
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eclass/multilib.eclass | 473 +++++++++++++++++++++++++++++++++++++++++++++++++ |
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1 file changed, 473 insertions(+) |
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|
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diff --git a/eclass/multilib.eclass b/eclass/multilib.eclass |
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new file mode 100644 |
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index 0000000..393f0db |
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--- /dev/null |
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+++ b/eclass/multilib.eclass |
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@@ -0,0 +1,473 @@ |
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+# Copyright 1999-2015 Gentoo Foundation |
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+# Distributed under the terms of the GNU General Public License v2 |
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+ |
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+# @ECLASS: multilib.eclass |
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+# @MAINTAINER: |
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+# amd64@g.o |
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+# toolchain@g.o |
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+# @BLURB: This eclass is for all functions pertaining to handling multilib configurations. |
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+# @DESCRIPTION: |
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+# This eclass is for all functions pertaining to handling multilib configurations. |
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+ |
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+if [[ -z ${_MULTILIB_ECLASS} ]]; then |
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+_MULTILIB_ECLASS=1 |
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+ |
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+inherit toolchain-funcs |
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+ |
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+# Defaults: |
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+export MULTILIB_ABIS=${MULTILIB_ABIS:-"default"} |
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+export DEFAULT_ABI=${DEFAULT_ABI:-"default"} |
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+export CFLAGS_default |
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+export LDFLAGS_default |
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+export CHOST_default=${CHOST_default:-${CHOST}} |
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+export CTARGET_default=${CTARGET_default:-${CTARGET:-${CHOST_default}}} |
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+export LIBDIR_default=${CONF_LIBDIR:-"lib"} |
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+export KERNEL_ABI=${KERNEL_ABI:-${DEFAULT_ABI}} |
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+ |
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+# @FUNCTION: has_multilib_profile |
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+# @DESCRIPTION: |
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+# Return true if the current profile is a multilib profile and lists more than |
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+# one abi in ${MULTILIB_ABIS}. When has_multilib_profile returns true, that |
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+# profile should enable the 'multilib' use flag. This is so you can DEPEND on |
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+# a package only for multilib or not multilib. |
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+has_multilib_profile() { |
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+ [ -n "${MULTILIB_ABIS}" -a "${MULTILIB_ABIS}" != "${MULTILIB_ABIS/ /}" ] |
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+} |
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+ |
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+# @FUNCTION: get_libdir |
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+# @RETURN: the libdir for the selected ABI |
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+# @DESCRIPTION: |
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+# This function simply returns the desired lib directory. With portage |
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+# 2.0.51, we now have support for installing libraries to lib32/lib64 |
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+# to accomidate the needs of multilib systems. It's no longer a good idea |
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+# to assume all libraries will end up in lib. Replace any (sane) instances |
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+# where lib is named directly with $(get_libdir) if possible. |
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+# |
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+# Jeremy Huddleston <eradicator@g.o> (23 Dec 2004): |
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+# Added support for ${ABI} and ${DEFAULT_ABI}. If they're both not set, |
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+# fall back on old behavior. Any profile that has these set should also |
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+# depend on a newer version of portage (not yet released) which uses these |
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+# over CONF_LIBDIR in econf, dolib, etc... |
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+if has "${EAPI:-0}" 0 1 2 3 4 5; then |
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+ get_libdir() { |
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+ local CONF_LIBDIR |
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+ if [ -n "${CONF_LIBDIR_OVERRIDE}" ] ; then |
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+ # if there is an override, we want to use that... always. |
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+ echo ${CONF_LIBDIR_OVERRIDE} |
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+ else |
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+ get_abi_LIBDIR |
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+ fi |
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+ } |
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+fi |
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+ |
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+# @FUNCTION: get_abi_var |
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+# @USAGE: <VAR> [ABI] |
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+# @RETURN: returns the value of ${<VAR>_<ABI>} which should be set in make.defaults |
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+# @INTERNAL |
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+# @DESCRIPTION: |
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+# ex: |
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+# CFLAGS=$(get_abi_var CFLAGS sparc32) # CFLAGS=-m32 |
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+# |
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+# Note that the prefered method is to set CC="$(tc-getCC) $(get_abi_CFLAGS)" |
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+# This will hopefully be added to portage soon... |
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+# |
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+# If <ABI> is not specified, ${ABI} is used. |
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+# If <ABI> is not specified and ${ABI} is not defined, ${DEFAULT_ABI} is used. |
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+# If <ABI> is not specified and ${ABI} and ${DEFAULT_ABI} are not defined, we return an empty string. |
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+get_abi_var() { |
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+ local flag=$1 |
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+ local abi=${2:-${ABI:-${DEFAULT_ABI:-default}}} |
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+ local var="${flag}_${abi}" |
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+ echo ${!var} |
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+} |
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+ |
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+# @FUNCTION: get_abi_CFLAGS |
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+# @USAGE: [ABI] |
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+# @DESCRIPTION: |
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+# Alias for 'get_abi_var CFLAGS' |
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+get_abi_CFLAGS() { get_abi_var CFLAGS "$@"; } |
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+ |
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+# @FUNCTION: get_abi_LDFLAGS |
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+# @USAGE: [ABI] |
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+# @DESCRIPTION: |
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+# Alias for 'get_abi_var LDFLAGS' |
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+get_abi_LDFLAGS() { get_abi_var LDFLAGS "$@"; } |
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+ |
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+# @FUNCTION: get_abi_CHOST |
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+# @USAGE: [ABI] |
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+# @DESCRIPTION: |
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+# Alias for 'get_abi_var CHOST' |
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+get_abi_CHOST() { get_abi_var CHOST "$@"; } |
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+ |
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+# @FUNCTION: get_abi_CTARGET |
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+# @USAGE: [ABI] |
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+# @DESCRIPTION: |
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+# Alias for 'get_abi_var CTARGET' |
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+get_abi_CTARGET() { get_abi_var CTARGET "$@"; } |
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+ |
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+# @FUNCTION: get_abi_FAKE_TARGETS |
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+# @USAGE: [ABI] |
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+# @DESCRIPTION: |
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+# Alias for 'get_abi_var FAKE_TARGETS' |
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+get_abi_FAKE_TARGETS() { get_abi_var FAKE_TARGETS "$@"; } |
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+ |
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+# @FUNCTION: get_abi_LIBDIR |
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+# @USAGE: [ABI] |
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+# @DESCRIPTION: |
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+# Alias for 'get_abi_var LIBDIR' |
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+get_abi_LIBDIR() { get_abi_var LIBDIR "$@"; } |
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+ |
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+# @FUNCTION: get_install_abis |
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+# @DESCRIPTION: |
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+# Return a list of the ABIs we want to install for with |
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+# the last one in the list being the default. |
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+get_install_abis() { |
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+ local x order="" |
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+ |
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+ if [[ -z ${MULTILIB_ABIS} ]] ; then |
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+ echo "default" |
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+ return 0 |
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+ fi |
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+ |
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+ if [[ ${EMULTILIB_PKG} == "true" ]] ; then |
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+ for x in ${MULTILIB_ABIS} ; do |
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+ if [[ ${x} != "${DEFAULT_ABI}" ]] ; then |
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+ has ${x} ${ABI_DENY} || order="${order} ${x}" |
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+ fi |
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+ done |
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+ has ${DEFAULT_ABI} ${ABI_DENY} || order="${order} ${DEFAULT_ABI}" |
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+ |
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+ if [[ -n ${ABI_ALLOW} ]] ; then |
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+ local ordera="" |
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+ for x in ${order} ; do |
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+ if has ${x} ${ABI_ALLOW} ; then |
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+ ordera="${ordera} ${x}" |
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+ fi |
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+ done |
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+ order=${ordera} |
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+ fi |
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+ else |
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+ order=${DEFAULT_ABI} |
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+ fi |
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+ |
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+ if [[ -z ${order} ]] ; then |
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+ die "The ABI list is empty. Are you using a proper multilib profile? Perhaps your USE flags or MULTILIB_ABIS are too restrictive for this package." |
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+ fi |
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+ |
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+ echo ${order} |
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+ return 0 |
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+} |
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+ |
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+# @FUNCTION: get_all_abis |
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+# @DESCRIPTION: |
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+# Return a list of the ABIs supported by this profile. |
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+# the last one in the list being the default. |
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+get_all_abis() { |
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+ local x order="" mvar dvar |
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+ |
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+ mvar="MULTILIB_ABIS" |
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+ dvar="DEFAULT_ABI" |
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+ if [[ -n $1 ]] ; then |
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+ mvar="$1_${mvar}" |
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+ dvar="$1_${dvar}" |
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+ fi |
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+ |
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+ if [[ -z ${!mvar} ]] ; then |
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+ echo "default" |
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+ return 0 |
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+ fi |
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+ |
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+ for x in ${!mvar}; do |
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+ if [[ ${x} != ${!dvar} ]] ; then |
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+ order="${order:+${order} }${x}" |
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+ fi |
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+ done |
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+ order="${order:+${order} }${!dvar}" |
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+ |
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+ echo ${order} |
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+ return 0 |
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+} |
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+ |
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+# @FUNCTION: get_all_libdirs |
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+# @DESCRIPTION: |
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+# Returns a list of all the libdirs used by this profile. This includes |
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+# those that might not be touched by the current ebuild and always includes |
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+# "lib". |
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+get_all_libdirs() { |
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+ local libdirs abi |
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+ |
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+ for abi in ${MULTILIB_ABIS}; do |
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+ libdirs+=" $(get_abi_LIBDIR ${abi})" |
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+ done |
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+ [[ " ${libdirs} " != *" lib "* ]] && libdirs+=" lib" |
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+ |
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+ echo "${libdirs}" |
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+} |
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+ |
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+# @FUNCTION: is_final_abi |
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+# @DESCRIPTION: |
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+# Return true if ${ABI} is the last ABI on our list (or if we're not |
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+# using the new multilib configuration. This can be used to determine |
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+# if we're in the last (or only) run through src_{unpack,compile,install} |
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+is_final_abi() { |
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+ has_multilib_profile || return 0 |
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+ set -- $(get_install_abis) |
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+ local LAST_ABI=$# |
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+ [[ ${!LAST_ABI} == ${ABI} ]] |
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+} |
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+ |
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+# @FUNCTION: number_abis |
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+# @DESCRIPTION: |
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+# echo the number of ABIs we will be installing for |
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+number_abis() { |
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+ set -- `get_install_abis` |
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+ echo $# |
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+} |
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+ |
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+# @FUNCTION: get_exeext |
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+# @DESCRIPTION: |
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+# Returns standard executable program suffix (null, .exe, etc.) |
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+# for the current platform identified by CHOST. |
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+# |
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+# Example: |
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+# get_exeext |
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+# Returns: null string (almost everywhere) || .exe (mingw*) || ... |
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+get_exeext() { |
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+ case ${CHOST} in |
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+ *-cygwin*|mingw*|*-mingw*) echo ".exe";; |
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+ esac |
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+} |
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+ |
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+# @FUNCTION: get_libname |
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+# @USAGE: [version] |
263 |
+# @DESCRIPTION: |
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+# Returns libname with proper suffix {.so,.dylib,.dll,etc} and optionally |
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+# supplied version for the current platform identified by CHOST. |
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+# |
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+# Example: |
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+# get_libname ${PV} |
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+# Returns: .so.${PV} (ELF) || .${PV}.dylib (MACH) || ... |
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+get_libname() { |
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+ local libname |
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+ local ver=$1 |
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+ case ${CHOST} in |
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+ *-cygwin*) libname="dll.a";; # import lib |
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+ mingw*|*-mingw*) libname="dll";; |
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+ *-darwin*) libname="dylib";; |
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+ *-mint*) libname="irrelevant";; |
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+ hppa*-hpux*) libname="sl";; |
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+ *) libname="so";; |
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+ esac |
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+ |
282 |
+ if [[ -z $* ]] ; then |
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+ echo ".${libname}" |
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+ else |
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+ for ver in "$@" ; do |
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+ case ${CHOST} in |
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+ *-cygwin*) echo ".${ver}.${libname}";; |
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+ *-darwin*) echo ".${ver}.${libname}";; |
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+ *-mint*) echo ".${libname}";; |
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+ *) echo ".${libname}.${ver}";; |
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+ esac |
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+ done |
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+ fi |
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+} |
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+ |
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+# @FUNCTION: get_modname |
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+# @USAGE: |
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+# @DESCRIPTION: |
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+# Returns modulename with proper suffix {.so,.bundle,etc} for the current |
300 |
+# platform identified by CHOST. |
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+# |
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+# Example: |
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+# libfoo$(get_modname) |
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+# Returns: libfoo.so (ELF) || libfoo.bundle (MACH) || ... |
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+get_modname() { |
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+ local modname |
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+ local ver=$1 |
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+ case ${CHOST} in |
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+ *-darwin*) modname="bundle";; |
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+ *) modname="so";; |
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+ esac |
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+ |
313 |
+ echo ".${modname}" |
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+} |
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+ |
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+# This is for the toolchain to setup profile variables when pulling in |
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+# a crosscompiler (and thus they aren't set in the profile) |
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+multilib_env() { |
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+ local CTARGET=${1:-${CTARGET}} |
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+ local cpu=${CTARGET%%*-} |
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+ |
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+ case ${cpu} in |
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+ aarch64*) |
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+ # Not possible to do multilib with aarch64 and a single toolchain. |
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+ export CFLAGS_arm=${CFLAGS_arm-} |
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+ case ${cpu} in |
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+ aarch64*be) export CHOST_arm="armv8b-${CTARGET#*-}";; |
328 |
+ *) export CHOST_arm="armv8l-${CTARGET#*-}";; |
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+ esac |
330 |
+ CHOST_arm=${CHOST_arm/%-gnu/-gnueabi} |
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+ export CTARGET_arm=${CHOST_arm} |
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+ export LIBDIR_arm="lib" |
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+ |
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+ export CFLAGS_arm64=${CFLAGS_arm64-} |
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+ export CHOST_arm64=${CTARGET} |
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+ export CTARGET_arm64=${CHOST_arm64} |
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+ export LIBDIR_arm64="lib64" |
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+ |
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+ : ${MULTILIB_ABIS=arm64} |
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+ : ${DEFAULT_ABI=arm64} |
341 |
+ ;; |
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+ x86_64*) |
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+ export CFLAGS_x86=${CFLAGS_x86--m32} |
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+ export CHOST_x86=${CTARGET/x86_64/i686} |
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+ CHOST_x86=${CHOST_x86/%-gnux32/-gnu} |
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+ export CTARGET_x86=${CHOST_x86} |
347 |
+ if [[ ${SYMLINK_LIB} == "yes" ]] ; then |
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+ export LIBDIR_x86="lib32" |
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+ else |
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+ export LIBDIR_x86="lib" |
351 |
+ fi |
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+ |
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+ export CFLAGS_amd64=${CFLAGS_amd64--m64} |
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+ export CHOST_amd64=${CTARGET/%-gnux32/-gnu} |
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+ export CTARGET_amd64=${CHOST_amd64} |
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+ export LIBDIR_amd64="lib64" |
357 |
+ |
358 |
+ export CFLAGS_x32=${CFLAGS_x32--mx32} |
359 |
+ export CHOST_x32=${CTARGET/%-gnu/-gnux32} |
360 |
+ export CTARGET_x32=${CHOST_x32} |
361 |
+ export LIBDIR_x32="libx32" |
362 |
+ |
363 |
+ case ${CTARGET} in |
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+ *-gnux32) |
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+ : ${MULTILIB_ABIS=x32 amd64 x86} |
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+ : ${DEFAULT_ABI=x32} |
367 |
+ ;; |
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+ *) |
369 |
+ : ${MULTILIB_ABIS=amd64 x86} |
370 |
+ : ${DEFAULT_ABI=amd64} |
371 |
+ ;; |
372 |
+ esac |
373 |
+ ;; |
374 |
+ mips64*|mipsisa64*) |
375 |
+ export CFLAGS_o32=${CFLAGS_o32--mabi=32} |
376 |
+ export CHOST_o32=${CTARGET/mips64/mips} |
377 |
+ export CHOST_o32=${CHOST_o32/mipsisa64/mipsisa32} |
378 |
+ export CTARGET_o32=${CHOST_o32} |
379 |
+ export LIBDIR_o32="lib" |
380 |
+ |
381 |
+ export CFLAGS_n32=${CFLAGS_n32--mabi=n32} |
382 |
+ export CHOST_n32=${CTARGET} |
383 |
+ export CTARGET_n32=${CHOST_n32} |
384 |
+ export LIBDIR_n32="lib32" |
385 |
+ |
386 |
+ export CFLAGS_n64=${CFLAGS_n64--mabi=64} |
387 |
+ export CHOST_n64=${CTARGET} |
388 |
+ export CTARGET_n64=${CHOST_n64} |
389 |
+ export LIBDIR_n64="lib64" |
390 |
+ |
391 |
+ : ${MULTILIB_ABIS=n64 n32 o32} |
392 |
+ : ${DEFAULT_ABI=n32} |
393 |
+ ;; |
394 |
+ powerpc64*) |
395 |
+ export CFLAGS_ppc=${CFLAGS_ppc--m32} |
396 |
+ export CHOST_ppc=${CTARGET/powerpc64/powerpc} |
397 |
+ export CTARGET_ppc=${CHOST_ppc} |
398 |
+ export LIBDIR_ppc="lib" |
399 |
+ |
400 |
+ export CFLAGS_ppc64=${CFLAGS_ppc64--m64} |
401 |
+ export CHOST_ppc64=${CTARGET} |
402 |
+ export CTARGET_ppc64=${CHOST_ppc64} |
403 |
+ export LIBDIR_ppc64="lib64" |
404 |
+ |
405 |
+ : ${MULTILIB_ABIS=ppc64 ppc} |
406 |
+ : ${DEFAULT_ABI=ppc64} |
407 |
+ ;; |
408 |
+ s390x*) |
409 |
+ export CFLAGS_s390=${CFLAGS_s390--m31} # the 31 is not a typo |
410 |
+ export CHOST_s390=${CTARGET/s390x/s390} |
411 |
+ export CTARGET_s390=${CHOST_s390} |
412 |
+ export LIBDIR_s390="lib" |
413 |
+ |
414 |
+ export CFLAGS_s390x=${CFLAGS_s390x--m64} |
415 |
+ export CHOST_s390x=${CTARGET} |
416 |
+ export CTARGET_s390x=${CHOST_s390x} |
417 |
+ export LIBDIR_s390x="lib64" |
418 |
+ |
419 |
+ : ${MULTILIB_ABIS=s390x s390} |
420 |
+ : ${DEFAULT_ABI=s390x} |
421 |
+ ;; |
422 |
+ sparc64*) |
423 |
+ export CFLAGS_sparc32=${CFLAGS_sparc32--m32} |
424 |
+ export CHOST_sparc32=${CTARGET/sparc64/sparc} |
425 |
+ export CTARGET_sparc32=${CHOST_sparc32} |
426 |
+ export LIBDIR_sparc32="lib" |
427 |
+ |
428 |
+ export CFLAGS_sparc64=${CFLAGS_sparc64--m64} |
429 |
+ export CHOST_sparc64=${CTARGET} |
430 |
+ export CTARGET_sparc64=${CHOST_sparc64} |
431 |
+ export LIBDIR_sparc64="lib64" |
432 |
+ |
433 |
+ : ${MULTILIB_ABIS=sparc64 sparc32} |
434 |
+ : ${DEFAULT_ABI=sparc64} |
435 |
+ ;; |
436 |
+ *) |
437 |
+ : ${MULTILIB_ABIS=default} |
438 |
+ : ${DEFAULT_ABI=default} |
439 |
+ ;; |
440 |
+ esac |
441 |
+ |
442 |
+ export MULTILIB_ABIS DEFAULT_ABI |
443 |
+} |
444 |
+ |
445 |
+# @FUNCTION: multilib_toolchain_setup |
446 |
+# @DESCRIPTION: |
447 |
+# Hide multilib details here for packages which are forced to be compiled for a |
448 |
+# specific ABI when run on another ABI (like x86-specific packages on amd64) |
449 |
+multilib_toolchain_setup() { |
450 |
+ local v vv |
451 |
+ |
452 |
+ export ABI=$1 |
453 |
+ |
454 |
+ # First restore any saved state we have laying around. |
455 |
+ if [[ ${_DEFAULT_ABI_SAVED} == "true" ]] ; then |
456 |
+ for v in CHOST CBUILD AS CC CXX F77 FC LD PKG_CONFIG_{LIBDIR,PATH} ; do |
457 |
+ vv="_abi_saved_${v}" |
458 |
+ [[ ${!vv+set} == "set" ]] && export ${v}="${!vv}" || unset ${v} |
459 |
+ unset ${vv} |
460 |
+ done |
461 |
+ unset _DEFAULT_ABI_SAVED |
462 |
+ fi |
463 |
+ |
464 |
+ # We want to avoid the behind-the-back magic of gcc-config as it |
465 |
+ # screws up ccache and distcc. See #196243 for more info. |
466 |
+ if [[ ${ABI} != ${DEFAULT_ABI} ]] ; then |
467 |
+ # Back that multilib-ass up so we can restore it later |
468 |
+ for v in CHOST CBUILD AS CC CXX F77 FC LD PKG_CONFIG_{LIBDIR,PATH} ; do |
469 |
+ vv="_abi_saved_${v}" |
470 |
+ [[ ${!v+set} == "set" ]] && export ${vv}="${!v}" || unset ${vv} |
471 |
+ done |
472 |
+ export _DEFAULT_ABI_SAVED="true" |
473 |
+ |
474 |
+ # Set CBUILD only if not cross-compiling. |
475 |
+ if [[ ${CBUILD} == "${CHOST}" ]]; then |
476 |
+ export CBUILD=$(get_abi_CHOST $1) |
477 |
+ fi |
478 |
+ |
479 |
+ # Set the CHOST native first so that we pick up the native |
480 |
+ # toolchain and not a cross-compiler by accident #202811. |
481 |
+ export CHOST=$(get_abi_CHOST ${DEFAULT_ABI}) |
482 |
+ export CC="$(tc-getCC) $(get_abi_CFLAGS)" |
483 |
+ export CXX="$(tc-getCXX) $(get_abi_CFLAGS)" |
484 |
+ export F77="$(tc-getF77) $(get_abi_CFLAGS)" |
485 |
+ export FC="$(tc-getFC) $(get_abi_CFLAGS)" |
486 |
+ export LD="$(tc-getLD) $(get_abi_LDFLAGS)" |
487 |
+ export CHOST=$(get_abi_CHOST $1) |
488 |
+ export PKG_CONFIG_LIBDIR=${EPREFIX}/usr/$(get_libdir)/pkgconfig |
489 |
+ export PKG_CONFIG_PATH=${EPREFIX}/usr/share/pkgconfig |
490 |
+ fi |
491 |
+} |
492 |
+ |
493 |
+fi |