Improve usage of mmap in _ctypes module (bug #329499).

Fix handling of environmental variables (bug #329705).
Backport some fixes from release branches.

(Portage version: HEAD/cvs/Linux x86_64)

4 files changed, 939 insertions, 1 deletions

diff --git a/dev-lang/python/ChangeLog b/dev-lang/python/ChangeLog
index 00c062025a90..efddf8c54162 100644
--- a/dev-lang/python/ChangeLog
+++ b/dev-lang/python/ChangeLog
@@ -1,6 +1,17 @@
 # ChangeLog for dev-lang/python
 # Copyright 1999-2010 Gentoo Foundation; Distributed under the GPL v2
-# $Header: /var/cvsroot/gentoo-x86/dev-lang/python/ChangeLog,v 1.485 2010/07/31 19:14:08 arfrever Exp $
+# $Header: /var/cvsroot/gentoo-x86/dev-lang/python/ChangeLog,v 1.486 2010/08/02 19:24:35 arfrever Exp $
+
+*python-3.1.2_p20100801 (02 Aug 2010)
+*python-2.7_p20100801 (02 Aug 2010)
+*python-2.6.5_p20100801 (02 Aug 2010)
+
+  02 Aug 2010; Arfrever Frehtes Taifersar Arahesis <arfrever@gentoo.org>
+  +python-2.6.5_p20100801.ebuild, +python-2.7_p20100801.ebuild,
+  +python-3.1.2_p20100801.ebuild:
+  Improve usage of mmap in _ctypes module (bug #329499). Fix handling of
+  environmental variables (bug #329705). Backport some fixes from release
+  branches.
 
   31 Jul 2010; Arfrever Frehtes Taifersar Arahesis <arfrever@gentoo.org>
   python-2.6.4-r1.ebuild, python-2.6.5-r2.ebuild, python-2.6.5-r3.ebuild,
diff --git a/dev-lang/python/python-2.6.5_p20100801.ebuild b/dev-lang/python/python-2.6.5_p20100801.ebuild
new file mode 100644
index 000000000000..882809909887
--- /dev/null
+++ b/dev-lang/python/python-2.6.5_p20100801.ebuild
@@ -0,0 +1,302 @@
+# Copyright 1999-2010 Gentoo Foundation
+# Distributed under the terms of the GNU General Public License v2
+# $Header: /var/cvsroot/gentoo-x86/dev-lang/python/python-2.6.5_p20100801.ebuild,v 1.1 2010/08/02 19:24:35 arfrever Exp $
+
+EAPI="2"
+
+inherit autotools eutils flag-o-matic multilib pax-utils python toolchain-funcs
+
+MY_PV="${PV%_p*}"
+MY_P="Python-${MY_PV}"
+
+PATCHSET_REVISION="6"
+
+DESCRIPTION="Python is an interpreted, interactive, object-oriented programming language."
+HOMEPAGE="http://www.python.org/"
+SRC_URI="http://www.python.org/ftp/python/${MY_PV}/${MY_P}.tar.bz2
+	mirror://gentoo/python-gentoo-patches-${MY_PV}$([[ "${PATCHSET_REVISION}" != "0" ]] && echo "-r${PATCHSET_REVISION}").tar.bz2"
+
+LICENSE="PSF-2.2"
+SLOT="2.6"
+PYTHON_ABI="${SLOT}"
+KEYWORDS="~alpha ~amd64 ~arm ~hppa ~ia64 ~m68k ~mips ~ppc ~ppc64 ~s390 ~sh ~sparc ~x86 ~sparc-fbsd ~x86-fbsd"
+IUSE="-berkdb build doc elibc_uclibc examples gdbm ipv6 +ncurses +readline sqlite +ssl +threads tk +wide-unicode wininst +xml"
+
+RDEPEND=">=app-admin/eselect-python-20091230
+		>=sys-libs/zlib-1.1.3
+		virtual/libffi
+		virtual/libintl
+		!build? (
+			berkdb? ( || (
+				sys-libs/db:4.7
+				sys-libs/db:4.6
+				sys-libs/db:4.5
+				sys-libs/db:4.4
+				sys-libs/db:4.3
+				sys-libs/db:4.2
+			) )
+			gdbm? ( sys-libs/gdbm )
+			ncurses? (
+				>=sys-libs/ncurses-5.2
+				readline? ( >=sys-libs/readline-4.1 )
+			)
+			sqlite? ( >=dev-db/sqlite-3 )
+			ssl? ( dev-libs/openssl )
+			tk? ( >=dev-lang/tk-8.0 )
+			xml? ( >=dev-libs/expat-2 )
+		)
+		doc? ( dev-python/python-docs:${SLOT} )"
+DEPEND="${RDEPEND}
+		dev-util/pkgconfig
+		!sys-devel/gcc[libffi]"
+RDEPEND+=" !build? ( app-misc/mime-types )"
+PDEPEND="app-admin/python-updater"
+
+PROVIDE="virtual/python"
+
+S="${WORKDIR}/${MY_P}"
+
+pkg_setup() {
+	python_pkg_setup
+
+	if use berkdb; then
+		ewarn "\"bsddb\" module is out-of-date and no longer maintained inside dev-lang/python. It has"
+		ewarn "been additionally removed in Python 3. You should use external, still maintained \"bsddb3\""
+		ewarn "module provided by dev-python/bsddb3 which supports both Python 2 and Python 3."
+	fi
+}
+
+src_prepare() {
+	# Ensure that internal copies of expat, libffi and zlib are not used.
+	rm -fr Modules/expat
+	rm -fr Modules/_ctypes/libffi*
+	rm -fr Modules/zlib
+
+	if ! tc-is-cross-compiler; then
+		rm "${WORKDIR}/${MY_PV}"/*_all_crosscompile.patch
+	fi
+
+	EPATCH_SUFFIX="patch" epatch "${WORKDIR}/${MY_PV}"
+
+	# Avoid regeneration, which would not change contents of files.
+	touch Include/Python-ast.h Python/Python-ast.c
+
+	sed -i -e "s:@@GENTOO_LIBDIR@@:$(get_libdir):g" \
+		Lib/distutils/command/install.py \
+		Lib/distutils/sysconfig.py \
+		Lib/site.py \
+		Makefile.pre.in \
+		Modules/Setup.dist \
+		Modules/getpath.c \
+		setup.py || die "sed failed to replace @@GENTOO_LIBDIR@@"
+
+	if ! use wininst; then
+		# Remove Microsoft Windows executables.
+		rm Lib/distutils/command/wininst-*.exe
+	fi
+
+	# Fix OtherFileTests.testStdin() not to assume
+	# that stdin is a tty for bug #248081.
+	sed -e "s:'osf1V5':'osf1V5' and sys.stdin.isatty():" -i Lib/test/test_file.py || die "sed failed"
+
+	eautoreconf
+}
+
+src_configure() {
+	# Disable extraneous modules with extra dependencies.
+	if use build; then
+		export PYTHON_DISABLE_MODULES="dbm _bsddb gdbm _curses _curses_panel readline _sqlite3 _tkinter _elementtree pyexpat"
+		export PYTHON_DISABLE_SSL="1"
+	else
+		# dbm module can be linked against berkdb or gdbm.
+		# Defaults to gdbm when both are enabled, #204343.
+		local disable
+		use berkdb   || use gdbm || disable+=" dbm"
+		use berkdb   || disable+=" _bsddb"
+		use gdbm     || disable+=" gdbm"
+		use ncurses  || disable+=" _curses _curses_panel"
+		use readline || disable+=" readline"
+		use sqlite   || disable+=" _sqlite3"
+		use ssl      || export PYTHON_DISABLE_SSL="1"
+		use tk       || disable+=" _tkinter"
+		use xml      || disable+=" _elementtree pyexpat" # _elementtree uses pyexpat.
+		export PYTHON_DISABLE_MODULES="${disable}"
+
+		if ! use xml; then
+			ewarn "You have configured Python without XML support."
+			ewarn "This is NOT a recommended configuration as you"
+			ewarn "may face problems parsing any XML documents."
+		fi
+	fi
+
+	if [[ -n "${PYTHON_DISABLE_MODULES}" ]]; then
+		einfo "Disabled modules: ${PYTHON_DISABLE_MODULES}"
+	fi
+
+	if [[ "$(gcc-major-version)" -ge 4 ]]; then
+		append-flags -fwrapv
+	fi
+
+	filter-flags -malign-double
+
+	[[ "${ARCH}" == "alpha" ]] && append-flags -fPIC
+
+	# https://bugs.gentoo.org/show_bug.cgi?id=50309
+	if is-flagq -O3; then
+		is-flagq -fstack-protector-all && replace-flags -O3 -O2
+		use hardened && replace-flags -O3 -O2
+	fi
+
+	if tc-is-cross-compiler; then
+		OPT="-O1" CFLAGS="" LDFLAGS="" CC="" \
+		./configure --{build,host}=${CBUILD} || die "cross-configure failed"
+		emake python Parser/pgen || die "cross-make failed"
+		mv python hostpython
+		mv Parser/pgen Parser/hostpgen
+		make distclean
+		sed -i \
+			-e "/^HOSTPYTHON/s:=.*:=./hostpython:" \
+			-e "/^HOSTPGEN/s:=.*:=./Parser/hostpgen:" \
+			Makefile.pre.in || die "sed failed"
+	fi
+
+	# Export CXX so it ends up in /usr/lib/python2.X/config/Makefile.
+	tc-export CXX
+
+	# Set LDFLAGS so we link modules with -lpython2.6 correctly.
+	# Needed on FreeBSD unless Python 2.6 is already installed.
+	# Please query BSD team before removing this!
+	append-ldflags "-L."
+
+	OPT="" econf \
+		--with-fpectl \
+		--enable-shared \
+		$(use_enable ipv6) \
+		$(use_with threads) \
+		$(use wide-unicode && echo "--enable-unicode=ucs4" || echo "--enable-unicode=ucs2") \
+		--infodir='${prefix}/share/info' \
+		--mandir='${prefix}/share/man' \
+		--with-libc="" \
+		--with-system-ffi
+}
+
+src_test() {
+	# Tests will not work when cross compiling.
+	if tc-is-cross-compiler; then
+		elog "Disabling tests due to crosscompiling."
+		return
+	fi
+
+	# Byte compiling should be enabled here.
+	# Otherwise test_import fails.
+	python_enable_pyc
+
+	# Skip failing tests.
+	local skip_tests="distutils httpservers minidom pyexpat sax tcl"
+
+	# test_ctypes fails with PAX kernel (bug #234498).
+	host-is-pax && skip_tests+=" ctypes"
+
+	for test in ${skip_tests}; do
+		mv "${S}/Lib/test/test_${test}.py" "${T}"
+	done
+
+	# Rerun failed tests in verbose mode (regrtest -w).
+	EXTRATESTOPTS="-w" emake test
+	local result="$?"
+
+	for test in ${skip_tests}; do
+		mv "${T}/test_${test}.py" "${S}/Lib/test/test_${test}.py"
+	done
+
+	elog "The following tests have been skipped:"
+	for test in ${skip_tests}; do
+		elog "test_${test}.py"
+	done
+
+	elog "If you would like to run them, you may:"
+	elog "cd '${EPREFIX}$(python_get_libdir)/test'"
+	elog "and run the tests separately."
+
+	python_disable_pyc
+
+	if [[ "${result}" -ne 0 ]]; then
+		die "emake test failed"
+	fi
+}
+
+src_install() {
+	[[ -z "${ED}" ]] && ED="${D%/}${EPREFIX}/"
+
+	emake DESTDIR="${D}" altinstall maninstall || die "emake altinstall maninstall failed"
+	python_clean_installation_image -q
+
+	mv "${ED}usr/bin/python${SLOT}-config" "${ED}usr/bin/python-config-${SLOT}"
+
+	# Fix collisions between different slots of Python.
+	mv "${ED}usr/bin/2to3" "${ED}usr/bin/2to3-${SLOT}"
+	mv "${ED}usr/bin/pydoc" "${ED}usr/bin/pydoc${SLOT}"
+	mv "${ED}usr/bin/idle" "${ED}usr/bin/idle${SLOT}"
+	mv "${ED}usr/share/man/man1/python.1" "${ED}usr/share/man/man1/python${SLOT}.1"
+	rm -f "${ED}usr/bin/smtpd.py"
+
+	if use build; then
+		rm -fr "${ED}usr/bin/idle${SLOT}" "${ED}$(python_get_libdir)/"{bsddb,idlelib,lib-tk,sqlite3,test}
+	else
+		use elibc_uclibc && rm -fr "${ED}$(python_get_libdir)/"{bsddb/test,test}
+		use berkdb || rm -fr "${ED}$(python_get_libdir)/"{bsddb,test/test_bsddb*}
+		use sqlite || rm -fr "${ED}$(python_get_libdir)/"{sqlite3,test/test_sqlite*}
+		use tk || rm -fr "${ED}usr/bin/idle${SLOT}" "${ED}$(python_get_libdir)/"{idlelib,lib-tk}
+	fi
+
+	use threads || rm -fr "${ED}$(python_get_libdir)/multiprocessing"
+
+	prep_ml_includes $(python_get_includedir)
+
+	dodoc Misc/{ACKS,HISTORY,NEWS} || die "dodoc failed"
+
+	if use examples; then
+		insinto /usr/share/doc/${PF}/examples
+		doins -r "${S}/Tools" || die "doins failed"
+	fi
+
+	newinitd "${FILESDIR}/pydoc.init" pydoc-${SLOT} || die "newinitd failed"
+	newconfd "${FILESDIR}/pydoc.conf" pydoc-${SLOT} || die "newconfd failed"
+
+	# Do not install empty directory.
+	rmdir "${ED}$(python_get_libdir)/lib-old"
+}
+
+pkg_preinst() {
+	if has_version "<${CATEGORY}/${PN}-${SLOT}" && ! has_version "${CATEGORY}/${PN}:2.6" && ! has_version "${CATEGORY}/${PN}:2.7"; then
+		python_updater_warning="1"
+	fi
+}
+
+eselect_python_update() {
+	eselect python update --python2 || eselect python update
+}
+
+pkg_postinst() {
+	eselect_python_update
+
+	python_mod_optimize -f -x "/(site-packages|test|tests)/" $(python_get_libdir)
+
+	if [[ "${python_updater_warning}" == "1" ]]; then
+		ewarn
+		ewarn "\e[1;31m************************************************************************\e[0m"
+		ewarn
+		ewarn "You have just upgraded from an older version of Python."
+		ewarn "You should run 'python-updater \${options}' to rebuild Python modules."
+		ewarn
+		ewarn "\e[1;31m************************************************************************\e[0m"
+		ewarn
+		ebeep 12
+	fi
+}
+
+pkg_postrm() {
+	eselect_python_update
+
+	python_mod_cleanup $(python_get_libdir)
+}
diff --git a/dev-lang/python/python-2.7_p20100801.ebuild b/dev-lang/python/python-2.7_p20100801.ebuild
new file mode 100644
index 000000000000..3c7323ebeed9
--- /dev/null
+++ b/dev-lang/python/python-2.7_p20100801.ebuild
@@ -0,0 +1,316 @@
+# Copyright 1999-2010 Gentoo Foundation
+# Distributed under the terms of the GNU General Public License v2
+# $Header: /var/cvsroot/gentoo-x86/dev-lang/python/python-2.7_p20100801.ebuild,v 1.1 2010/08/02 19:24:35 arfrever Exp $
+
+EAPI="2"
+
+inherit eutils flag-o-matic multilib pax-utils python toolchain-funcs
+
+MY_PV="${PV%_p*}"
+MY_P="Python-${MY_PV}"
+
+PATCHSET_REVISION="1"
+
+DESCRIPTION="Python is an interpreted, interactive, object-oriented programming language."
+HOMEPAGE="http://www.python.org/"
+SRC_URI="http://www.python.org/ftp/python/${MY_PV}/${MY_P}.tar.bz2
+	mirror://gentoo/python-gentoo-patches-${MY_PV}$([[ "${PATCHSET_REVISION}" != "0" ]] && echo "-r${PATCHSET_REVISION}").tar.bz2"
+
+LICENSE="PSF-2.2"
+SLOT="2.7"
+PYTHON_ABI="${SLOT}"
+KEYWORDS="~alpha ~amd64 ~arm ~hppa ~ia64 ~m68k ~mips ~ppc ~ppc64 ~s390 ~sh ~sparc ~x86 ~sparc-fbsd ~x86-fbsd"
+IUSE="-berkdb build doc elibc_uclibc examples gdbm ipv6 +ncurses +readline sqlite +ssl +threads tk +wide-unicode wininst +xml"
+
+# NOTE: dev-python/{elementtree,celementtree,pysqlite}
+#       do not conflict with the ones in python proper. - liquidx
+
+RDEPEND=">=app-admin/eselect-python-20091230
+		>=sys-libs/zlib-1.1.3
+		virtual/libffi
+		virtual/libintl
+		!build? (
+			berkdb? ( || (
+				sys-libs/db:4.8
+				sys-libs/db:4.7
+				sys-libs/db:4.6
+				sys-libs/db:4.5
+				sys-libs/db:4.4
+				sys-libs/db:4.3
+				sys-libs/db:4.2
+			) )
+			gdbm? ( sys-libs/gdbm )
+			ncurses? (
+				>=sys-libs/ncurses-5.2
+				readline? ( >=sys-libs/readline-4.1 )
+			)
+			sqlite? ( >=dev-db/sqlite-3 )
+			ssl? ( dev-libs/openssl )
+			tk? ( >=dev-lang/tk-8.0 )
+			xml? ( >=dev-libs/expat-2 )
+		)
+		doc? ( dev-python/python-docs:${SLOT} )"
+DEPEND="${RDEPEND}
+		dev-util/pkgconfig
+		!sys-devel/gcc[libffi]"
+RDEPEND+=" !build? ( app-misc/mime-types )"
+PDEPEND="app-admin/python-updater"
+
+PROVIDE="virtual/python"
+
+S="${WORKDIR}/${MY_P}"
+
+pkg_setup() {
+	python_pkg_setup
+
+	if use berkdb; then
+		ewarn "\"bsddb\" module is out-of-date and no longer maintained inside dev-lang/python. It has"
+		ewarn "been additionally removed in Python 3. You should use external, still maintained \"bsddb3\""
+		ewarn "module provided by dev-python/bsddb3 which supports both Python 2 and Python 3."
+	fi
+}
+
+src_prepare() {
+	# Ensure that internal copies of expat, libffi and zlib are not used.
+	rm -fr Modules/expat
+	rm -fr Modules/_ctypes/libffi*
+	rm -fr Modules/zlib
+
+	if ! tc-is-cross-compiler; then
+		rm "${WORKDIR}/${MY_PV}"/*_all_crosscompile.patch
+	fi
+
+	EPATCH_SUFFIX="patch" epatch "${WORKDIR}/${MY_PV}"
+
+	sed -i -e "s:@@GENTOO_LIBDIR@@:$(get_libdir):g" \
+		Lib/distutils/command/install.py \
+		Lib/distutils/sysconfig.py \
+		Lib/site.py \
+		Lib/sysconfig.py \
+		Lib/test/test_site.py \
+		Makefile.pre.in \
+		Modules/Setup.dist \
+		Modules/getpath.c \
+		setup.py || die "sed failed to replace @@GENTOO_LIBDIR@@"
+
+	if ! use wininst; then
+		# Remove Microsoft Windows executables.
+		rm Lib/distutils/command/wininst-*.exe
+	fi
+
+	# Fix OtherFileTests.testStdin() not to assume
+	# that stdin is a tty for bug #248081.
+	sed -e "s:'osf1V5':'osf1V5' and sys.stdin.isatty():" -i Lib/test/test_file.py || die "sed failed"
+
+	# Support versions of Autoconf other than 2.65.
+	sed -e "/version_required(2\.65)/d" -i configure.in || die "sed failed"
+}
+
+src_configure() {
+	# Disable extraneous modules with extra dependencies.
+	if use build; then
+		export PYTHON_DISABLE_MODULES="dbm _bsddb gdbm _curses _curses_panel readline _sqlite3 _tkinter _elementtree pyexpat"
+		export PYTHON_DISABLE_SSL="1"
+	else
+		# dbm module can be linked against berkdb or gdbm.
+		# Defaults to gdbm when both are enabled, #204343.
+		local disable
+		use berkdb   || use gdbm || disable+=" dbm"
+		use berkdb   || disable+=" _bsddb"
+		use gdbm     || disable+=" gdbm"
+		use ncurses  || disable+=" _curses _curses_panel"
+		use readline || disable+=" readline"
+		use sqlite   || disable+=" _sqlite3"
+		use ssl      || export PYTHON_DISABLE_SSL="1"
+		use tk       || disable+=" _tkinter"
+		use xml      || disable+=" _elementtree pyexpat" # _elementtree uses pyexpat.
+		export PYTHON_DISABLE_MODULES="${disable}"
+
+		if ! use xml; then
+			ewarn "You have configured Python without XML support."
+			ewarn "This is NOT a recommended configuration as you"
+			ewarn "may face problems parsing any XML documents."
+		fi
+	fi
+
+	if [[ -n "${PYTHON_DISABLE_MODULES}" ]]; then
+		einfo "Disabled modules: ${PYTHON_DISABLE_MODULES}"
+	fi
+
+	if [[ "$(gcc-major-version)" -ge 4 ]]; then
+		append-flags -fwrapv
+	fi
+
+	filter-flags -malign-double
+
+	[[ "${ARCH}" == "alpha" ]] && append-flags -fPIC
+
+	# https://bugs.gentoo.org/show_bug.cgi?id=50309
+	if is-flagq -O3; then
+		is-flagq -fstack-protector-all && replace-flags -O3 -O2
+		use hardened && replace-flags -O3 -O2
+	fi
+
+	if tc-is-cross-compiler; then
+		OPT="-O1" CFLAGS="" LDFLAGS="" CC="" \
+		./configure --{build,host}=${CBUILD} || die "cross-configure failed"
+		emake python Parser/pgen || die "cross-make failed"
+		mv python hostpython
+		mv Parser/pgen Parser/hostpgen
+		make distclean
+		sed -i \
+			-e "/^HOSTPYTHON/s:=.*:=./hostpython:" \
+			-e "/^HOSTPGEN/s:=.*:=./Parser/hostpgen:" \
+			Makefile.pre.in || die "sed failed"
+	fi
+
+	# Export CXX so it ends up in /usr/lib/python2.X/config/Makefile.
+	tc-export CXX
+
+	# Set LDFLAGS so we link modules with -lpython2.7 correctly.
+	# Needed on FreeBSD unless Python 2.7 is already installed.
+	# Please query BSD team before removing this!
+	append-ldflags "-L."
+
+	local dbmliborder
+	if use gdbm; then
+		dbmliborder+="${dbmliborder:+:}gdbm"
+	fi
+	if use berkdb; then
+		dbmliborder+="${dbmliborder:+:}bdb"
+	fi
+
+	OPT="" econf \
+		--with-fpectl \
+		--enable-shared \
+		$(use_enable ipv6) \
+		$(use_with threads) \
+		$(use wide-unicode && echo "--enable-unicode=ucs4" || echo "--enable-unicode=ucs2") \
+		--infodir='${prefix}/share/info' \
+		--mandir='${prefix}/share/man' \
+		--with-dbmliborder="${dbmliborder}" \
+		--with-libc="" \
+		--with-system-expat \
+		--with-system-ffi
+}
+
+src_test() {
+	# Tests will not work when cross compiling.
+	if tc-is-cross-compiler; then
+		elog "Disabling tests due to crosscompiling."
+		return
+	fi
+
+	# Byte compiling should be enabled here.
+	# Otherwise test_import fails.
+	python_enable_pyc
+
+	# Skip failing tests.
+	local skip_tests="distutils gdb minidom pyexpat sax"
+
+	# test_ctypes fails with PAX kernel (bug #234498).
+	host-is-pax && skip_tests+=" ctypes"
+
+	for test in ${skip_tests}; do
+		mv "${S}/Lib/test/test_${test}.py" "${T}"
+	done
+
+	# Rerun failed tests in verbose mode (regrtest -w).
+	EXTRATESTOPTS="-w" emake test
+	local result="$?"
+
+	for test in ${skip_tests}; do
+		mv "${T}/test_${test}.py" "${S}/Lib/test/test_${test}.py"
+	done
+
+	elog "The following tests have been skipped:"
+	for test in ${skip_tests}; do
+		elog "test_${test}.py"
+	done
+
+	elog "If you would like to run them, you may:"
+	elog "cd '${EPREFIX}$(python_get_libdir)/test'"
+	elog "and run the tests separately."
+
+	python_disable_pyc
+
+	if [[ "${result}" -ne 0 ]]; then
+		die "emake test failed"
+	fi
+}
+
+src_install() {
+	[[ -z "${ED}" ]] && ED="${D%/}${EPREFIX}/"
+
+	emake DESTDIR="${D}" altinstall maninstall || die "emake altinstall maninstall failed"
+	python_clean_installation_image -q
+
+	mv "${ED}usr/bin/python${SLOT}-config" "${ED}usr/bin/python-config-${SLOT}"
+
+	# Fix collisions between different slots of Python.
+	mv "${ED}usr/bin/2to3" "${ED}usr/bin/2to3-${SLOT}"
+	mv "${ED}usr/bin/pydoc" "${ED}usr/bin/pydoc${SLOT}"
+	mv "${ED}usr/bin/idle" "${ED}usr/bin/idle${SLOT}"
+	rm -f "${ED}usr/bin/smtpd.py"
+
+	if use build; then
+		rm -fr "${ED}usr/bin/idle${SLOT}" "${ED}$(python_get_libdir)/"{bsddb,idlelib,lib-tk,sqlite3,test}
+	else
+		use elibc_uclibc && rm -fr "${ED}$(python_get_libdir)/"{bsddb/test,test}
+		use berkdb || rm -fr "${ED}$(python_get_libdir)/"{bsddb,test/test_bsddb*}
+		use sqlite || rm -fr "${ED}$(python_get_libdir)/"{sqlite3,test/test_sqlite*}
+		use tk || rm -fr "${ED}usr/bin/idle${SLOT}" "${ED}$(python_get_libdir)/"{idlelib,lib-tk}
+	fi
+
+	use threads || rm -fr "${ED}$(python_get_libdir)/multiprocessing"
+
+	prep_ml_includes $(python_get_includedir)
+
+	dodoc Misc/{ACKS,HISTORY,NEWS} || die "dodoc failed"
+
+	if use examples; then
+		insinto /usr/share/doc/${PF}/examples
+		doins -r "${S}/Tools" || die "doins failed"
+	fi
+
+	newinitd "${FILESDIR}/pydoc.init" pydoc-${SLOT} || die "newinitd failed"
+	newconfd "${FILESDIR}/pydoc.conf" pydoc-${SLOT} || die "newconfd failed"
+
+	# Do not install empty directories.
+	rmdir "${ED}$(python_get_libdir)/lib-old"
+	rmdir "${ED}$(python_get_libdir)/test/data"
+}
+
+pkg_preinst() {
+	if has_version "<${CATEGORY}/${PN}-${SLOT}" && ! has_version "${CATEGORY}/${PN}:2.7"; then
+		python_updater_warning="1"
+	fi
+}
+
+eselect_python_update() {
+	eselect python update --python2 || eselect python update
+}
+
+pkg_postinst() {
+	eselect_python_update
+
+	python_mod_optimize -f -x "/(site-packages|test|tests)/" $(python_get_libdir)
+
+	if [[ "${python_updater_warning}" == "1" ]]; then
+		ewarn
+		ewarn "\e[1;31m************************************************************************\e[0m"
+		ewarn
+		ewarn "You have just upgraded from an older version of Python."
+		ewarn "You should run 'python-updater \${options}' to rebuild Python modules."
+		ewarn
+		ewarn "\e[1;31m************************************************************************\e[0m"
+		ewarn
+		ebeep 12
+	fi
+}
+
+pkg_postrm() {
+	eselect_python_update
+
+	python_mod_cleanup $(python_get_libdir)
+}
diff --git a/dev-lang/python/python-3.1.2_p20100801.ebuild b/dev-lang/python/python-3.1.2_p20100801.ebuild
new file mode 100644
index 000000000000..2600c72725f1
--- /dev/null
+++ b/dev-lang/python/python-3.1.2_p20100801.ebuild
@@ -0,0 +1,309 @@
+# Copyright 1999-2010 Gentoo Foundation
+# Distributed under the terms of the GNU General Public License v2
+# $Header: /var/cvsroot/gentoo-x86/dev-lang/python/python-3.1.2_p20100801.ebuild,v 1.1 2010/08/02 19:24:35 arfrever Exp $
+
+EAPI="3"
+
+inherit autotools eutils flag-o-matic multilib pax-utils python toolchain-funcs
+
+MY_PV="${PV%_p*}"
+MY_P="Python-${MY_PV}"
+
+PATCHSET_REVISION="7"
+
+DESCRIPTION="Python is an interpreted, interactive, object-oriented programming language."
+HOMEPAGE="http://www.python.org/"
+SRC_URI="http://www.python.org/ftp/python/${MY_PV}/${MY_P}.tar.bz2
+	mirror://gentoo/python-gentoo-patches-${MY_PV}$([[ "${PATCHSET_REVISION}" != "0" ]] && echo "-r${PATCHSET_REVISION}").tar.bz2"
+
+LICENSE="PSF-2.2"
+SLOT="3.1"
+PYTHON_ABI="${SLOT}"
+KEYWORDS="~alpha ~amd64 ~arm ~hppa ~ia64 ~m68k ~mips ~ppc ~ppc64 ~s390 ~sh ~sparc ~x86 ~sparc-fbsd ~x86-fbsd"
+IUSE="build doc elibc_uclibc examples gdbm ipv6 +ncurses +readline sqlite +ssl +threads tk +wide-unicode wininst +xml"
+
+RDEPEND=">=app-admin/eselect-python-20091230
+		>=sys-libs/zlib-1.1.3
+		virtual/libffi
+		virtual/libintl
+		!build? (
+			gdbm? ( sys-libs/gdbm )
+			ncurses? (
+				>=sys-libs/ncurses-5.2
+				readline? ( >=sys-libs/readline-4.1 )
+			)
+			sqlite? ( >=dev-db/sqlite-3 )
+			ssl? ( dev-libs/openssl )
+			tk? ( >=dev-lang/tk-8.0 )
+			xml? ( >=dev-libs/expat-2 )
+		)
+		doc? ( dev-python/python-docs:${SLOT} )"
+DEPEND="${RDEPEND}
+		dev-util/pkgconfig
+		!sys-devel/gcc[libffi]"
+RDEPEND+=" !build? ( app-misc/mime-types )"
+PDEPEND=">=app-admin/python-updater-0.8
+		|| (
+			dev-lang/python:2.7[gdbm?,ipv6?,ncurses?,readline?,sqlite?,ssl?,threads?,tk?,xml?]
+			dev-lang/python:2.6[gdbm?,ipv6?,ncurses?,readline?,sqlite?,ssl?,threads?,tk?,xml?]
+		)"
+
+PROVIDE="virtual/python"
+
+S="${WORKDIR}/${MY_P}"
+
+pkg_setup() {
+	python_pkg_setup
+}
+
+src_prepare() {
+	# Ensure that internal copies of expat, libffi and zlib are not used.
+	rm -fr Modules/expat
+	rm -fr Modules/_ctypes/libffi*
+	rm -fr Modules/zlib
+
+	if ! tc-is-cross-compiler; then
+		rm "${WORKDIR}/${MY_PV}"/*_all_crosscompile.patch
+	fi
+
+	EPATCH_SUFFIX="patch" epatch "${WORKDIR}/${MY_PV}"
+
+	# Avoid regeneration, which would not change contents of files.
+	touch Include/Python-ast.h Python/Python-ast.c
+
+	sed -i -e "s:@@GENTOO_LIBDIR@@:$(get_libdir):g" \
+		Lib/distutils/command/install.py \
+		Lib/distutils/sysconfig.py \
+		Lib/site.py \
+		Makefile.pre.in \
+		Modules/Setup.dist \
+		Modules/getpath.c \
+		setup.py || die "sed failed to replace @@GENTOO_LIBDIR@@"
+
+	if ! use wininst; then
+		# Remove Microsoft Windows executables.
+		rm Lib/distutils/command/wininst-*.exe
+	fi
+
+	# Fix OtherFileTests.testStdin() not to assume
+	# that stdin is a tty for bug #248081.
+	sed -e "s:'osf1V5':'osf1V5' and sys.stdin.isatty():" -i Lib/test/test_file.py || die "sed failed"
+
+	eautoreconf
+}
+
+src_configure() {
+	# Disable extraneous modules with extra dependencies.
+	if use build; then
+		export PYTHON_DISABLE_MODULES="gdbm _curses _curses_panel readline _sqlite3 _tkinter _elementtree pyexpat"
+		export PYTHON_DISABLE_SSL="1"
+	else
+		local disable
+		use gdbm     || disable+=" gdbm"
+		use ncurses  || disable+=" _curses _curses_panel"
+		use readline || disable+=" readline"
+		use sqlite   || disable+=" _sqlite3"
+		use ssl      || export PYTHON_DISABLE_SSL="1"
+		use tk       || disable+=" _tkinter"
+		use xml      || disable+=" _elementtree pyexpat" # _elementtree uses pyexpat.
+		export PYTHON_DISABLE_MODULES="${disable}"
+
+		if ! use xml; then
+			ewarn "You have configured Python without XML support."
+			ewarn "This is NOT a recommended configuration as you"
+			ewarn "may face problems parsing any XML documents."
+		fi
+	fi
+
+	if [[ -n "${PYTHON_DISABLE_MODULES}" ]]; then
+		einfo "Disabled modules: ${PYTHON_DISABLE_MODULES}"
+	fi
+
+	if [[ "$(gcc-major-version)" -ge 4 ]]; then
+		append-flags -fwrapv
+	fi
+
+	filter-flags -malign-double
+
+	[[ "${ARCH}" == "alpha" ]] && append-flags -fPIC
+
+	# https://bugs.gentoo.org/show_bug.cgi?id=50309
+	if is-flagq -O3; then
+		is-flagq -fstack-protector-all && replace-flags -O3 -O2
+		use hardened && replace-flags -O3 -O2
+	fi
+
+	if tc-is-cross-compiler; then
+		OPT="-O1" CFLAGS="" LDFLAGS="" CC="" \
+		./configure --{build,host}=${CBUILD} || die "cross-configure failed"
+		emake python Parser/pgen || die "cross-make failed"
+		mv python hostpython
+		mv Parser/pgen Parser/hostpgen
+		make distclean
+		sed -i \
+			-e "/^HOSTPYTHON/s:=.*:=./hostpython:" \
+			-e "/^HOSTPGEN/s:=.*:=./Parser/hostpgen:" \
+			Makefile.pre.in || die "sed failed"
+	fi
+
+	# Export CXX so it ends up in /usr/lib/python3.X/config/Makefile.
+	tc-export CXX
+
+	# Set LDFLAGS so we link modules with -lpython3.1 correctly.
+	# Needed on FreeBSD unless Python 3.1 is already installed.
+	# Please query BSD team before removing this!
+	append-ldflags "-L."
+
+	local dbmliborder
+	if use gdbm; then
+		dbmliborder+="${dbmliborder:+:}gdbm"
+	fi
+
+	OPT="" econf \
+		--with-fpectl \
+		--enable-shared \
+		$(use_enable ipv6) \
+		$(use_with threads) \
+		$(use_with wide-unicode) \
+		--infodir='${prefix}/share/info' \
+		--mandir='${prefix}/share/man' \
+		--with-computed-gotos \
+		--with-dbmliborder="${dbmliborder}" \
+		--with-libc="" \
+		--with-system-ffi
+}
+
+src_test() {
+	# Tests will not work when cross compiling.
+	if tc-is-cross-compiler; then
+		elog "Disabling tests due to crosscompiling."
+		return
+	fi
+
+	if ! use threads; then
+		ewarn "Disabling tests due to USE=\"-threads\""
+		return
+	fi
+
+	# Byte compiling should be enabled here.
+	# Otherwise test_import fails.
+	python_enable_pyc
+
+	# Skip failing tests.
+	local skip_tests="distutils"
+
+	# test_ctypes fails with PAX kernel (bug #234498).
+	host-is-pax && skip_tests+=" ctypes"
+
+	for test in ${skip_tests}; do
+		mv "${S}/Lib/test/test_${test}.py" "${T}"
+	done
+
+	# Rerun failed tests in verbose mode (regrtest -w).
+	EXTRATESTOPTS="-w" emake test
+	local result="$?"
+
+	for test in ${skip_tests}; do
+		mv "${T}/test_${test}.py" "${S}/Lib/test/test_${test}.py"
+	done
+
+	elog "The following tests have been skipped:"
+	for test in ${skip_tests}; do
+		elog "test_${test}.py"
+	done
+
+	elog "If you would like to run them, you may:"
+	elog "cd '${EPREFIX}$(python_get_libdir)/test'"
+	elog "and run the tests separately."
+
+	python_disable_pyc
+
+	if [[ "${result}" -ne 0 ]]; then
+		die "emake test failed"
+	fi
+}
+
+src_install() {
+	emake DESTDIR="${D}" altinstall || die "emake altinstall failed"
+	python_clean_installation_image -q
+
+	mv "${ED}usr/bin/python${SLOT}-config" "${ED}usr/bin/python-config-${SLOT}"
+
+	# Fix collisions between different slots of Python.
+	mv "${ED}usr/bin/2to3" "${ED}usr/bin/2to3-${SLOT}"
+	mv "${ED}usr/bin/pydoc3" "${ED}usr/bin/pydoc${SLOT}"
+	mv "${ED}usr/bin/idle3" "${ED}usr/bin/idle${SLOT}"
+	rm -f "${ED}usr/bin/smtpd.py"
+
+	if use build; then
+		rm -fr "${ED}usr/bin/idle${SLOT}" "${ED}$(python_get_libdir)/"{idlelib,sqlite3,test,tkinter}
+	else
+		use elibc_uclibc && rm -fr "${ED}$(python_get_libdir)/test"
+		use sqlite || rm -fr "${ED}$(python_get_libdir)/"{sqlite3,test/test_sqlite*}
+		use tk || rm -fr "${ED}usr/bin/idle${SLOT}" "${ED}$(python_get_libdir)/"{idlelib,tkinter,test/test_tk*}
+	fi
+
+	use threads || rm -fr "${ED}$(python_get_libdir)/multiprocessing"
+
+	prep_ml_includes $(python_get_includedir)
+
+	dodoc Misc/{ACKS,HISTORY,NEWS} || die "dodoc failed"
+
+	if use examples; then
+		insinto /usr/share/doc/${PF}/examples
+		doins -r "${S}/Tools" || die "doins failed"
+	fi
+
+	newinitd "${FILESDIR}/pydoc.init" pydoc-${SLOT} || die "newinitd failed"
+	newconfd "${FILESDIR}/pydoc.conf" pydoc-${SLOT} || die "newconfd failed"
+}
+
+pkg_preinst() {
+	if has_version "<${CATEGORY}/${PN}-${SLOT}" && ! has_version ">=${CATEGORY}/${PN}-${SLOT}_alpha"; then
+		python_updater_warning="1"
+	fi
+}
+
+eselect_python_update() {
+	eselect python update --python3 || eselect python update
+}
+
+pkg_postinst() {
+	eselect_python_update
+
+	python_mod_optimize -f -x "/(site-packages|test|tests)/" $(python_get_libdir)
+
+	if [[ "$(eselect python show)" == "python2."* ]]; then
+		ewarn
+		ewarn "WARNING!"
+		ewarn "Many Python modules have not been ported yet to Python 3.*."
+		ewarn "Python 3 has not been activated and Python wrapper is still configured to use Python 2."
+		ewarn "You can manually activate Python ${SLOT} using \`eselect python set python${SLOT}\`."
+		ewarn "It is recommended to currently have Python wrapper configured to use Python 2."
+		ewarn "Having Python wrapper configured to use Python 3 is unsupported."
+		ewarn
+	fi
+
+	if [[ "${python_updater_warning}" == "1" ]]; then
+		ewarn
+		ewarn "\e[1;31m************************************************************************\e[0m"
+		ewarn
+		ewarn "You have just upgraded from an older version of Python."
+		ewarn "You should run 'python-updater \${options}' to rebuild Python modules."
+		ewarn
+		ewarn "\e[1;31m************************************************************************\e[0m"
+		ewarn
+
+		local n
+		for ((n = 0; n < 12; n++)); do
+			echo -ne "\a"
+			sleep 1
+		done
+	fi
+}
+
+pkg_postrm() {
+	eselect_python_update
+
+	python_mod_cleanup $(python_get_libdir)
+}