autotools.eclass: drop, now in ::gentoo

Signed-off-by: Sam James <sam@gentoo.org>

1 files changed, 0 insertions, 694 deletions

diff --git a/eclass/autotools.eclass b/eclass/autotools.eclass
deleted file mode 100644
index fbe7d837f0..0000000000
--- a/eclass/autotools.eclass
+++ /dev/null
@@ -1,694 +0,0 @@
-# Copyright 1999-2022 Gentoo Authors
-# Distributed under the terms of the GNU General Public License v2
-
-# @ECLASS: autotools.eclass
-# @MAINTAINER:
-# base-system@gentoo.org
-# @SUPPORTED_EAPIS: 5 6 7 8
-# @BLURB: Regenerates auto* build scripts
-# @DESCRIPTION:
-# This eclass is for safely handling autotooled software packages that need to
-# regenerate their build scripts.  All functions will abort in case of errors.
-
-# Note: We require GNU m4, as does autoconf.  So feel free to use any features
-# from the GNU version of m4 without worrying about other variants (i.e. BSD).
-
-if [[ ${_AUTOTOOLS_AUTO_DEPEND+set} == "set" ]] ; then
-	# See if we were included already, but someone changed the value
-	# of AUTOTOOLS_AUTO_DEPEND on us.  We could reload the entire
-	# eclass at that point, but that adds overhead, and it's trivial
-	# to re-order inherit in eclasses/ebuilds instead.  #409611
-	if [[ ${_AUTOTOOLS_AUTO_DEPEND} != ${AUTOTOOLS_AUTO_DEPEND} ]] ; then
-		die "AUTOTOOLS_AUTO_DEPEND changed value between inherits; please inherit ${ECLASS} first! ${_AUTOTOOLS_AUTO_DEPEND} -> ${AUTOTOOLS_AUTO_DEPEND}"
-	fi
-fi
-
-if [[ -z ${_AUTOTOOLS_ECLASS} ]] ; then
-_AUTOTOOLS_ECLASS=1
-
-case ${EAPI} in
-	5|6)
-		# Needed for eqawarn
-		inherit eutils
-		;;
-	7|8) ;;
-	*) die "${ECLASS}: EAPI ${EAPI} not supported" ;;
-esac
-
-inherit gnuconfig libtool
-
-# @ECLASS_VARIABLE: WANT_AUTOCONF
-# @PRE_INHERIT
-# @DESCRIPTION:
-# The major version of autoconf your package needs
-: ${WANT_AUTOCONF:=latest}
-
-# @ECLASS_VARIABLE: WANT_AUTOMAKE
-# @PRE_INHERIT
-# @DESCRIPTION:
-# The major version of automake your package needs
-: ${WANT_AUTOMAKE:=latest}
-
-# @ECLASS_VARIABLE: WANT_LIBTOOL
-# @PRE_INHERIT
-# @DESCRIPTION:
-# Do you want libtool?  Valid values here are "latest" and "none".
-: ${WANT_LIBTOOL:=latest}
-
-# @ECLASS_VARIABLE: _LATEST_AUTOMAKE
-# @INTERNAL
-# @DESCRIPTION:
-# CONSTANT!
-# The latest major unstable and stable version/slot of automake available
-# on each arch.
-# Only add unstable version if it is in a different slot than latest stable
-# version.
-# List latest unstable version first to boost testing adoption rate because
-# most package manager dependency resolver will pick the first suitable
-# version.
-# If a newer slot is stable on any arch, and is NOT reflected in this list,
-# then circular dependencies may arise during emerge @system bootstraps.
-#
-# See bug #312315 and bug #465732 for further information and context.
-#
-# Do NOT change this variable in your ebuilds!
-# If you want to force a newer minor version, you can specify the correct
-# WANT value by using a colon:  <PV>:<WANT_AUTOMAKE>
-_LATEST_AUTOMAKE=( 1.16.5:1.16 )
-
-_automake_atom="sys-devel/automake"
-_autoconf_atom="sys-devel/autoconf"
-if [[ -n ${WANT_AUTOMAKE} ]] ; then
-	case ${WANT_AUTOMAKE} in
-		# Even if the package doesn't use automake, we still need to depend
-		# on it because we run aclocal to process m4 macros.  This matches
-		# the autoreconf tool, so this requirement is correct, bug #401605.
-		none) ;;
-		latest) _automake_atom="|| ( `printf '>=sys-devel/automake-%s:%s ' ${_LATEST_AUTOMAKE[@]/:/ }` )" ;;
-		*) _automake_atom="=sys-devel/automake-${WANT_AUTOMAKE}*";;
-	esac
-	export WANT_AUTOMAKE
-fi
-
-if [[ -n ${WANT_AUTOCONF} ]] ; then
-	case ${WANT_AUTOCONF} in
-		none)       _autoconf_atom="" ;; # some packages don't require autoconf at all
-		2.1)        _autoconf_atom="~sys-devel/autoconf-2.13" ;;
-		# if you change the "latest" version here, change also autotools_env_setup
-		latest|2.5) _autoconf_atom=">=sys-devel/autoconf-2.71" ;;
-		*)          die "Invalid WANT_AUTOCONF value '${WANT_AUTOCONF}'" ;;
-	esac
-	export WANT_AUTOCONF
-fi
-
-_libtool_atom=">=sys-devel/libtool-2.4"
-if [[ -n ${WANT_LIBTOOL} ]] ; then
-	case ${WANT_LIBTOOL} in
-		none)   _libtool_atom="" ;;
-		latest) ;;
-		*)      die "Invalid WANT_LIBTOOL value '${WANT_LIBTOOL}'" ;;
-	esac
-	export WANT_LIBTOOL
-fi
-
-# @ECLASS_VARIABLE: AUTOTOOLS_DEPEND
-# @OUTPUT_VARIABLE
-# @DESCRIPTION:
-# Contains the combination of requested automake/autoconf/libtool
-# versions in *DEPEND format.
-AUTOTOOLS_DEPEND="${_automake_atom}
-	${_autoconf_atom}
-	${_libtool_atom}"
-RDEPEND=""
-
-# @ECLASS_VARIABLE: AUTOTOOLS_AUTO_DEPEND
-# @PRE_INHERIT
-# @DESCRIPTION:
-# Set to 'no' to disable automatically adding to DEPEND.  This lets
-# ebuilds form conditional depends by using ${AUTOTOOLS_DEPEND} in
-# their own DEPEND string.
-: ${AUTOTOOLS_AUTO_DEPEND:=yes}
-if [[ ${AUTOTOOLS_AUTO_DEPEND} != "no" ]] ; then
-	case ${EAPI} in
-		5|6) DEPEND=${AUTOTOOLS_DEPEND} ;;
-		*) BDEPEND=${AUTOTOOLS_DEPEND} ;;
-	esac
-fi
-_AUTOTOOLS_AUTO_DEPEND=${AUTOTOOLS_AUTO_DEPEND} # See top of eclass
-
-unset _automake_atom _autoconf_atom
-
-# @ECLASS_VARIABLE: AM_OPTS
-# @DEFAULT_UNSET
-# @DESCRIPTION:
-# Additional options to pass to automake during
-# eautoreconf call.
-: ${AM_OPTS:=}
-
-# @ECLASS_VARIABLE: AT_NOEAUTOHEADER
-# @DEFAULT_UNSET
-# @DESCRIPTION:
-# Don't run eautoheader command if set to 'yes'; only used to work around
-# packages that don't want their headers being modified.
-: ${AT_NOEAUTOHEADER:=}
-
-# @ECLASS_VARIABLE: AT_NOEAUTOMAKE
-# @DEFAULT_UNSET
-# @DESCRIPTION:
-# Don't run eautomake command if set to 'yes'; only used to workaround
-# broken packages.  Generally you should, instead, fix the package to
-# not call AM_INIT_AUTOMAKE if it doesn't actually use automake.
-: ${AT_NOEAUTOMAKE:=}
-
-# @ECLASS_VARIABLE: AT_NOELIBTOOLIZE
-# @DEFAULT_UNSET
-# @DESCRIPTION:
-# Don't run elibtoolize command if set to 'yes',
-# useful when elibtoolize needs to be ran with
-# particular options
-: ${AT_NOELIBTOOLIZE:=}
-
-# @ECLASS_VARIABLE: AT_M4DIR
-# @DEFAULT_UNSET
-# @DESCRIPTION:
-# Additional director(y|ies) aclocal should search
-: ${AT_M4DIR:=}
-
-# @ECLASS_VARIABLE: AT_SYS_M4DIR
-# @DEFAULT_UNSET
-# @INTERNAL
-# @DESCRIPTION:
-# For system integrators, a list of additional aclocal search paths.
-# This variable gets eval-ed, so you can use variables in the definition
-# that may not be valid until eautoreconf & friends are run.
-: ${AT_SYS_M4DIR:=}
-
-# @FUNCTION: eautoreconf
-# @DESCRIPTION:
-# This function mimes the behavior of autoreconf, but uses the different
-# eauto* functions to run the tools. It doesn't accept parameters, but
-# the directory with include files can be specified with AT_M4DIR variable.
-#
-# Should do a full autoreconf - normally what most people will be interested in.
-# Also should handle additional directories specified by AC_CONFIG_SUBDIRS.
-eautoreconf() {
-	local x g
-
-	# Subdirs often share a common build dir, bug #529404.  If so, we can't safely
-	# run in parallel because many tools clobber the content in there.  Libtool
-	# and automake both `rm && cp` while aclocal reads the output.  We might be
-	# able to handle this if we split the steps and grab locks on the dirs the
-	# tools actually write to.  Then we'd run all the common tools that use
-	# those inputs.  Doing this in bash does not scale easily.
-	# If we do re-enable parallel support, make sure bug #426512 is handled.
-	if [[ -z ${AT_NO_RECURSIVE} ]] ; then
-		# Take care of subdirs
-		for x in $(autotools_check_macro_val AC_CONFIG_SUBDIRS) ; do
-			if [[ -d ${x} ]] ; then
-				pushd "${x}" >/dev/null
-				# Avoid unsafe nested multijob_finish_one for bug #426512.
-				AT_NOELIBTOOLIZE="yes" eautoreconf || die
-				popd >/dev/null
-			fi
-		done
-	fi
-
-	einfo "Running eautoreconf in '${PWD}' ..."
-
-	local m4dirs=$(autotools_check_macro_val AC_CONFIG_{AUX,MACRO}_DIR)
-	[[ -n ${m4dirs} ]] && mkdir -p ${m4dirs}
-
-	# Run all the tools before aclocal so we can gather the .m4 files.
-	local i tools=(
-		# <tool> <was run> <command>
-		glibgettext false "autotools_run_tool glib-gettextize --copy --force"
-		gettext     false "autotools_run_tool --at-missing autopoint --force"
-		# intltool must come after autopoint.
-		intltool    false "autotools_run_tool intltoolize --automake --copy --force"
-		gtkdoc      false "autotools_run_tool --at-missing gtkdocize --copy"
-		gnomedoc    false "autotools_run_tool --at-missing gnome-doc-prepare --copy --force"
-		libtool     false "_elibtoolize --auto-ltdl --install --copy --force"
-	)
-	for (( i = 0; i < ${#tools[@]}; i += 3 )) ; do
-		if _at_uses_${tools[i]} ; then
-			tools[i+1]=true
-			${tools[i+2]}
-		fi
-	done
-
-	# Generate aclocal.m4 with our up-to-date m4 files.
-	local rerun_aclocal=false
-	eaclocal
-
-	# Check to see if we had macros expanded by other macros or in other
-	# m4 files that we couldn't detect early.  This is uncommon, but some
-	# packages do this, so we have to handle it correctly.
-	for (( i = 0; i < ${#tools[@]}; i += 3 )) ; do
-		if ! ${tools[i+1]} && _at_uses_${tools[i]} ; then
-			${tools[i+2]}
-			rerun_aclocal=true
-		fi
-	done
-	${rerun_aclocal} && eaclocal
-
-	if [[ ${WANT_AUTOCONF} == "2.1" ]] ; then
-		eautoconf
-	else
-		eautoconf --force
-	fi
-	[[ ${AT_NOEAUTOHEADER} != "yes" ]] && eautoheader
-	[[ ${AT_NOEAUTOMAKE} != "yes" ]] && FROM_EAUTORECONF="yes" eautomake ${AM_OPTS}
-
-	if [[ ${AT_NOELIBTOOLIZE} != "yes" ]] ; then
-		# Call it here to prevent failures due to elibtoolize called _before_
-		# eautoreconf.
-		elibtoolize --force "${PWD}"
-	fi
-
-	return 0
-}
-
-# @FUNCTION: _at_uses_pkg
-# @USAGE: <macros>
-# @INTERNAL
-# @DESCRIPTION:
-# See if the specified macros are enabled.
-_at_uses_pkg() {
-	if [[ -n $(autotools_check_macro "$@") ]] ; then
-		return 0
-	else
-		# If the trace didn't find it (perhaps because aclocal.m4 hasn't
-		# been generated yet), cheat, but be conservative.
-		local macro args=()
-		for macro ; do
-			args+=( -e "^[[:space:]]*${macro}\>" )
-		done
-		grep -E -q "${args[@]}" configure.??
-	fi
-}
-_at_uses_autoheader()  { _at_uses_pkg A{C,M}_CONFIG_HEADER{S,}; }
-_at_uses_automake()    { _at_uses_pkg AM_INIT_AUTOMAKE; }
-_at_uses_gettext()     { _at_uses_pkg AM_GNU_GETTEXT_{,REQUIRE_}VERSION; }
-_at_uses_glibgettext() { _at_uses_pkg AM_GLIB_GNU_GETTEXT; }
-_at_uses_intltool()    { _at_uses_pkg {AC,IT}_PROG_INTLTOOL; }
-_at_uses_gtkdoc()      { _at_uses_pkg GTK_DOC_CHECK; }
-_at_uses_gnomedoc()    { _at_uses_pkg GNOME_DOC_INIT; }
-_at_uses_libtool()     { _at_uses_pkg A{C,M}_PROG_LIBTOOL LT_INIT; }
-_at_uses_libltdl()     { _at_uses_pkg LT_CONFIG_LTDL_DIR; }
-
-# @FUNCTION: eaclocal_amflags
-# @DESCRIPTION:
-# Extract the ACLOCAL_AMFLAGS value from the Makefile.am and try to handle
-# (most) of the crazy crap that people throw at us.
-eaclocal_amflags() {
-	local aclocal_opts amflags_file
-
-	for amflags_file in GNUmakefile.am Makefile.am GNUmakefile.in Makefile.in ; do
-		[[ -e ${amflags_file} ]] || continue
-		# setup the env in case the pkg does something crazy
-		# in their ACLOCAL_AMFLAGS.  like run a shell script
-		# which turns around and runs autotools (bug #365401)
-		# or split across multiple lines (bug #383525)
-		autotools_env_setup
-		aclocal_opts=$(sed -n \
-			"/^ACLOCAL_AMFLAGS[[:space:]]*=/{ \
-			  # match the first line
-			  s:[^=]*=::p; \
-			  # then gobble up all escaped lines
-			  : nextline /\\\\$/{ n; p; b nextline; } \
-			}" ${amflags_file})
-		eval aclocal_opts=\""${aclocal_opts}"\"
-		break
-	done
-
-	echo ${aclocal_opts}
-}
-
-# @FUNCTION: eaclocal
-# @DESCRIPTION:
-# These functions runs the autotools using autotools_run_tool with the
-# specified parametes. The name of the tool run is the same of the function
-# without e prefix.
-# They also force installing the support files for safety.
-# Respects AT_M4DIR for additional directories to search for macros.
-eaclocal() {
-	# Feed in a list of paths:
-	# - ${BROOT}/usr/share/aclocal
-	# - ${ESYSROOT}/usr/share/aclocal
-	# See bug #677002
-	if [[ ${EAPI} != [56] ]] ; then
-		if [[ ! -f "${T}"/aclocal/dirlist ]] ; then
-			mkdir "${T}"/aclocal || die
-			cat <<- EOF > "${T}"/aclocal/dirlist || die
-				${BROOT}/usr/share/aclocal
-				${ESYSROOT}/usr/share/aclocal
-			EOF
-		fi
-
-		local system_acdir=" --system-acdir=${T}/aclocal"
-	else
-		local system_acdir=""
-	fi
-
-	[[ ! -f aclocal.m4 || -n $(grep -e 'generated.*by aclocal' aclocal.m4) ]] && \
-		autotools_run_tool --at-m4flags aclocal "$@" $(eaclocal_amflags) ${system_acdir}
-}
-
-# @FUNCTION: _elibtoolize
-# @DESCRIPTION:
-# Runs libtoolize.
-#
-# Note the '_' prefix: avoid collision with elibtoolize() from libtool.eclass.
-_elibtoolize() {
-	local LIBTOOLIZE=${LIBTOOLIZE:-$(type -P glibtoolize > /dev/null && echo glibtoolize || echo libtoolize)}
-
-	if [[ ${1} == "--auto-ltdl" ]] ; then
-		shift
-		_at_uses_libltdl && set -- "$@" --ltdl
-	fi
-
-	[[ -f GNUmakefile.am || -f Makefile.am ]] && set -- "$@" --automake
-
-	autotools_run_tool ${LIBTOOLIZE} "$@"
-}
-
-# @FUNCTION: eautoheader
-# @DESCRIPTION:
-# Runs autoheader.
-eautoheader() {
-	_at_uses_autoheader || return 0
-	autotools_run_tool --at-no-fail --at-m4flags autoheader "$@"
-}
-
-# @FUNCTION: eautoconf
-# @DESCRIPTION:
-# Runs autoconf.
-eautoconf() {
-	if [[ ! -f configure.ac && ! -f configure.in ]] ; then
-		echo
-		eerror "No configure.{ac,in} present in '${PWD}'!"
-		echo
-		die "No configure.{ac,in} present!"
-	fi
-
-
-	if [[ ${WANT_AUTOCONF} != "2.1" && -e configure.in ]] ; then
-		case ${EAPI} in
-			5|6|7)
-				eqawarn "This package has a configure.in file which has long been deprecated.  Please"
-				eqawarn "update it to use configure.ac instead as newer versions of autotools will die"
-				eqawarn "when it finds this file.  See https://bugs.gentoo.org/426262 for details."
-			;;
-		*)
-				# Move configure file to the new location only on newer EAPIs to ensure
-				# checks are done rather than retroactively breaking ebuilds.
-				eqawarn "Moving configure.in to configure.ac (bug #426262)"
-				mv configure.{in,ac} || die
-			;;
-		esac
-	fi
-
-	# Install config.guess and config.sub which are required by many macros
-	# in autoconf >=2.70.
-	local _gnuconfig=$(gnuconfig_findnewest)
-	cp "${_gnuconfig}"/config.{guess,sub} . || die
-
-	autotools_run_tool --at-m4flags autoconf "$@"
-}
-
-# @FUNCTION: eautomake
-# @DESCRIPTION:
-# Runs automake.
-eautomake() {
-	local extra_opts=()
-	local makefile_name
-
-	# Run automake if:
-	#  - a Makefile.am type file exists
-	#  - the configure script is using the AM_INIT_AUTOMAKE directive
-	for makefile_name in {GNUmakefile,{M,m}akefile}.am "" ; do
-		[[ -f ${makefile_name} ]] && break
-	done
-
-	_automake_version() {
-		autotools_run_tool --at-output automake --version 2>/dev/null |
-			sed -n -e '1{s:.*(GNU automake) ::p;q}'
-	}
-
-	if [[ -z ${makefile_name} ]] ; then
-		_at_uses_automake || return 0
-
-	elif [[ -z ${FROM_EAUTORECONF} && -f ${makefile_name%.am}.in ]] ; then
-		local used_automake
-		local installed_automake
-
-		installed_automake=$(WANT_AUTOMAKE= _automake_version)
-		used_automake=$(head -n 1 < ${makefile_name%.am}.in | \
-			sed -e 's:.*by automake \(.*\) from .*:\1:')
-
-		if [[ ${installed_automake} != ${used_automake} ]] ; then
-			ewarn "Automake used for the package (${used_automake}) differs from" \
-				"the installed version (${installed_automake})."
-			ewarn "Forcing a full rebuild of the autotools to workaround."
-			eautoreconf
-			return 0
-		fi
-	fi
-
-	[[ -f INSTALL && -f AUTHORS && -f ChangeLog && -f NEWS && -f README ]] \
-		|| extra_opts+=( --foreign )
-
-	# Older versions of automake do not support --force-missing.  But we want
-	# to use this whenever possible to update random bundled files, bug #133489.
-	case $(_automake_version) in
-		1.4|1.4[.-]*) ;;
-		*) extra_opts+=( --force-missing ) ;;
-	esac
-
-	autotools_run_tool automake --add-missing --copy "${extra_opts[@]}" "$@"
-}
-
-# @FUNCTION: eautopoint
-# @DESCRIPTION:
-# Runs autopoint (from the gettext package).
-eautopoint() {
-	autotools_run_tool autopoint "$@"
-}
-
-# @FUNCTION: config_rpath_update
-# @USAGE: [destination]
-# @DESCRIPTION:
-# Some packages utilize the config.rpath helper script, but don't
-# use gettext directly.  So we have to copy it in manually since
-# we can't let `autopoint` do it for us.
-config_rpath_update() {
-	local dst src
-
-	case ${EAPI} in
-		5|6)
-			src="${EPREFIX}/usr/share/gettext/config.rpath"
-			;;
-		*)
-			src="${BROOT}/usr/share/gettext/config.rpath"
-			;;
-	esac
-
-	[[ $# -eq 0 ]] && set -- $(find -name config.rpath)
-	[[ $# -eq 0 ]] && return 0
-
-	einfo "Updating all config.rpath files"
-	for dst in "$@" ; do
-		einfo "   ${dst}"
-		cp "${src}" "${dst}" || die
-	done
-}
-
-# @FUNCTION: autotools_env_setup
-# @INTERNAL
-# @DESCRIPTION:
-# Process the WANT_AUTO{CONF,MAKE} flags.
-autotools_env_setup() {
-	# We do the "latest" → version switch here because it solves
-	# possible order problems, see bug #270010 as an example.
-	# During bootstrap in prefix there might be no automake merged yet
-	# due to --nodeps, but still available somewhere in PATH.
-	# For example, ncurses needs local libtool on aix and hpux.
-	if [[ ${WANT_AUTOMAKE} == "latest" ]] &&
-		ROOT=/ has_version "sys-devel/automake"; then
-		local pv
-		for pv in ${_LATEST_AUTOMAKE[@]/#*:} ; do
-			# Break on first hit to respect _LATEST_AUTOMAKE order.
-			local hv_args=""
-			case ${EAPI} in
-				5|6)
-					hv_args="--host-root"
-					;;
-				*)
-					hv_args="-b"
-					;;
-			esac
-			has_version ${hv_args} "=sys-devel/automake-${pv}*" && export WANT_AUTOMAKE="${pv}" && break
-		done
-		[[ ${WANT_AUTOMAKE} == "latest" ]] && \
-			die "Cannot find the latest automake! Tried ${_LATEST_AUTOMAKE[*]}"
-	fi
-	[[ ${WANT_AUTOCONF} == "latest" ]] && export WANT_AUTOCONF=2.71
-}
-
-# @FUNCTION: autotools_run_tool
-# @USAGE: [--at-no-fail] [--at-m4flags] [--at-missing] [--at-output] <autotool> [tool-specific flags]
-# @INTERNAL
-# @DESCRIPTION:
-# Run the specified autotool helper, but do logging and error checking
-# around it in the process.
-autotools_run_tool() {
-	# Process our own internal flags first
-	local autofail=true m4flags=false missing_ok=false return_output=false
-	while [[ -n ${1} ]] ; do
-		case ${1} in
-			--at-no-fail) autofail=false ;;
-			--at-m4flags) m4flags=true ;;
-			--at-missing) missing_ok=true ;;
-			--at-output)  return_output=true ;;
-			# whatever is left goes to the actual tool
-			*) break ;;
-		esac
-		shift
-	done
-
-	if [[ ${EBUILD_PHASE_FUNC} != "src_unpack" && ${EBUILD_PHASE_FUNC} != "src_prepare" ]] ; then
-		eqawarn "Running '${1}' in ${EBUILD_PHASE_FUNC} phase"
-	fi
-
-	if ${missing_ok} && ! type -P ${1} >/dev/null ; then
-		einfo "Skipping '$*' because '${1}' not installed"
-		return 0
-	fi
-
-	autotools_env_setup
-
-	# Allow people to pass in full paths, bug #549268
-	local STDERR_TARGET="${T}/${1##*/}.out"
-	# most of the time, there will only be one run, but if there are
-	# more, make sure we get unique log filenames
-	if [[ -e ${STDERR_TARGET} ]] ; then
-		local i=1
-		while :; do
-			STDERR_TARGET="${T}/${1##*/}-${i}.out"
-			[[ -e ${STDERR_TARGET} ]] || break
-			: $(( i++ ))
-		done
-	fi
-
-	if ${m4flags} ; then
-		set -- "${1}" $(autotools_m4dir_include) $(autotools_m4sysdir_include) "${@:2}"
-	fi
-
-	# If the caller wants to probe something, then let them do it directly.
-	if ${return_output} ; then
-		"$@"
-		return
-	fi
-
-	printf "***** ${1} *****\n***** PWD: ${PWD}\n***** $*\n\n" > "${STDERR_TARGET}"
-
-	ebegin "Running '$@'"
-	"$@" >> "${STDERR_TARGET}" 2>&1
-	if ! eend $? && ${autofail} ; then
-		echo
-		eerror "Failed running '${1}'!"
-		eerror
-		eerror "Include in your bug report the contents of:"
-		eerror
-		eerror "  ${STDERR_TARGET}"
-		echo
-		die "Failed running '${1}'!"
-	fi
-}
-
-# Internal function to check for support
-
-# Keep a list of all the macros we might use so that we only
-# have to run the trace code once.  Order doesn't matter.
-ALL_AUTOTOOLS_MACROS=(
-	A{C,M}_PROG_LIBTOOL LT_INIT LT_CONFIG_LTDL_DIR
-	A{C,M}_CONFIG_HEADER{S,}
-	AC_CONFIG_SUBDIRS
-	AC_CONFIG_AUX_DIR AC_CONFIG_MACRO_DIR
-	AM_INIT_AUTOMAKE
-	AM_GLIB_GNU_GETTEXT
-	AM_GNU_GETTEXT_{,REQUIRE_}VERSION
-	{AC,IT}_PROG_INTLTOOL
-	GTK_DOC_CHECK
-	GNOME_DOC_INIT
-)
-autotools_check_macro() {
-	[[ -f configure.ac || -f configure.in ]] || return 0
-
-	# We can run in multiple dirs, so we have to cache the trace
-	# data in $PWD rather than an env var.
-	local trace_file=".__autoconf_trace_data"
-	if [[ ! -e ${trace_file} ]] || [[ ! aclocal.m4 -ot ${trace_file} ]] ; then
-		WANT_AUTOCONF="2.5" autoconf \
-			$(autotools_m4dir_include) \
-			${ALL_AUTOTOOLS_MACROS[@]/#/--trace=} > ${trace_file} 2>/dev/null
-	fi
-
-	local macro args=()
-	for macro ; do
-		has ${macro} ${ALL_AUTOTOOLS_MACROS[@]} || die "internal error: add ${macro} to ALL_AUTOTOOLS_MACROS"
-		args+=( -e ":${macro}:" )
-	done
-	grep "${args[@]}" ${trace_file}
-}
-
-# @FUNCTION: autotools_check_macro_val
-# @USAGE: <macro> [macros]
-# @INTERNAL
-# @DESCRIPTION:
-# Look for a macro and extract its value.
-autotools_check_macro_val() {
-	local macro scan_out
-
-	for macro ; do
-		autotools_check_macro "${macro}" | \
-			gawk -v macro="${macro}" \
-				'($0 !~ /^[[:space:]]*(#|dnl)/) {
-					if (match($0, macro ":(.*)$", res))
-						print res[1]
-				}' | uniq
-	done
-
-	return 0
-}
-
-_autotools_m4dir_include() {
-	local x include_opts flag
-
-	# Use the right flag to autoconf based on the version #448986
-	[[ ${WANT_AUTOCONF} == "2.1" ]] \
-		&& flag="l" \
-		|| flag="I"
-
-	for x in "$@" ; do
-		case ${x} in
-			# We handle it below
-			-${flag}) ;;
-			*)
-				[[ ! -d ${x} ]] && ewarn "${ECLASS}: '${x}' does not exist"
-				include_opts+=" -${flag} ${x}"
-				;;
-		esac
-	done
-
-	echo ${include_opts}
-}
-autotools_m4dir_include()    { _autotools_m4dir_include ${AT_M4DIR} ; }
-autotools_m4sysdir_include() {
-	# First try to use the paths the system integrator has set up.
-	local paths=( $(eval echo ${AT_SYS_M4DIR}) )
-
-	_autotools_m4dir_include "${paths[@]}"
-}
-
-fi