# Copyright 1999-2013 Gentoo Foundation
# Distributed under the terms of the GNU General Public License v2
# $Header: /var/cvsroot/gentoo-x86/dev-lang/python/python-2.5.4-r5.ebuild,v 1.16 2013/03/28 22:45:08 ago Exp $

EAPI="1"

inherit autotools eutils flag-o-matic multilib pax-utils python-utils-r1 toolchain-funcs

MY_P="Python-${PV}"

PATCHSET_REVISION="3"

DESCRIPTION="An interpreted, interactive, object-oriented programming language"
HOMEPAGE="http://www.python.org/"
SRC_URI="http://www.python.org/ftp/python/${PV}/${MY_P}.tar.bz2
	mirror://gentoo/python-gentoo-patches-${PV}$([[ "${PATCHSET_REVISION}" != "0" ]] && echo "-r${PATCHSET_REVISION}").tar.bz2"

LICENSE="PSF-2.2"
SLOT="2.5"
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 hardened ipv6 +ncurses +readline sqlite +ssl +threads tk +wide-unicode wininst +xml"

# Do not add a dependency on dev-lang/python to this ebuild.
# If you need to apply a patch which requires python for bootstrapping, please
# run the bootstrap code on your dev box and include the results in the
# patchset. See bug 447752.

# NOTE: dev-python/{elementtree,celementtree,pysqlite}
#       do not conflict with the ones in python proper. - liquidx

RDEPEND=">=sys-libs/zlib-1.1.3
	virtual/libffi
	virtual/libintl
	!build? (
		berkdb? ( || (
			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}
	virtual/pkgconfig"
RDEPEND+=" !build? ( app-misc/mime-types )"
PDEPEND="app-admin/eselect-python
	app-admin/python-updater"

S="${WORKDIR}/${MY_P}"

pkg_setup() {
	if use berkdb; then
		ewarn "'bsddb' module is out-of-date and no longer maintained inside"
		ewarn "dev-lang/python. 'bsddb' and 'dbhash' modules have been additionally"
		ewarn "removed in Python 3. A maintained alternative of 'bsddb3' module"
		ewarn "is provided by dev-python/bsddb3."
	fi
}

src_unpack() {
	unpack ${A}
	cd "${S}"

	# 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
		epatch "${FILESDIR}/python-2.5-cross-printf.patch"
	else
		rm "${WORKDIR}/${PV}"/*_all_crosscompile.patch
	fi

	EPATCH_SUFFIX="patch" epatch "${WORKDIR}/${PV}"

	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@@"

	# Fix os.utime() on hppa. utimes it not supported but unfortunately reported as working - gmsoft (22 May 04)
	# PLEASE LEAVE THIS FIX FOR NEXT VERSIONS AS IT'S A CRITICAL FIX !!!
	[[ "${ARCH}" == "hppa" ]] && sed -e "s/utimes //" -i "${S}/configure"

	if ! use wininst; then
		# Remove Microsoft Windows executables.
		rm Lib/distutils/command/wininst-*.exe
	fi

	# Linux-3 compat. Bug #374579 (upstream issue12571)
	cp -r "${S}/Lib/plat-linux2" "${S}/Lib/plat-linux3" || die

	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 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+=" 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

	export OPT="${CFLAGS}"

	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
	# The configure script fails to use pkg-config correctly.
	# http://bugs.python.org/issue15506
	export ac_cv_path_PKG_CONFIG=$(tc-getPKG_CONFIG)

	# Set LDFLAGS so we link modules with -lpython2.5 correctly.
	# Needed on FreeBSD unless Python 2.5 is already installed.
	# Please query BSD team before removing this!
	append-ldflags "-L."

	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_compile() {
	src_configure
	emake || die "emake failed"
}

src_test() {
	# Tests will not work when cross compiling.
	if tc-is-cross-compiler; then
		elog "Disabling tests due to crosscompiling."
		return
	fi

	# Skip failing tests.
	local skip_tests="distutils global mimetools minidom mmap posix pyexpat sax strptime subprocess syntax tcl time urllib urllib2 xml_etree"

	# 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

	# Redirect stdin from /dev/tty as a workaround for bug #248081.
	# Rerun failed tests in verbose mode (regrtest -w).
	EXTRATESTOPTS="-w" emake test < /dev/tty
	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 '${EPREFIX}/usr/$(get_libdir)/python${SLOT}/test'"
	elog "and run the tests separately."

	if [[ "${result}" -ne 0 ]]; then
		die "emake test failed"
	fi
}

src_install() {
	[[ -z "${ED}" ]] && ED="${D%/}${EPREFIX}/"

	local libdir=${ED}/usr/$(get_libdir)/python${SLOT}

	emake DESTDIR="${D}" altinstall maninstall || die "emake altinstall maninstall failed"

	# Backwards compat with Gentoo divergence.
	dosym python${SLOT}-config /usr/bin/python-config-${SLOT} || die

	# Fix collisions between different slots of Python.
	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"

	# Fix the OPT variable so that it doesn't have any flags listed in it.
	# Prevents the problem with compiling things with conflicting flags later.
	sed -e "s:^OPT=.*:OPT=\t\t-DNDEBUG:" -i "${libdir}/config/Makefile"

	if use build; then
		rm -fr "${ED}usr/bin/idle${SLOT}" "${libdir}/"{bsddb,idlelib,lib-tk,sqlite3,test}
	else
		use elibc_uclibc && rm -fr "${libdir}/"{bsddb/test,test}
		use berkdb || rm -fr "${libdir}/"{bsddb,test/test_bsddb*}
		use sqlite || rm -fr "${libdir}/"{sqlite3,test/test_sqlite*}
		use tk || rm -fr "${ED}usr/bin/idle${SLOT}" "${libdir}/"{idlelib,lib-tk}
	fi

	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

	newconfd "${FILESDIR}/pydoc.conf" pydoc-${SLOT} || die "newconfd failed"
	newinitd "${FILESDIR}/pydoc.init" pydoc-${SLOT} || die "newinitd failed"
	sed \
		-e "s:@PYDOC_PORT_VARIABLE@:PYDOC${SLOT/./_}_PORT:" \
		-e "s:@PYDOC@:pydoc${SLOT}:" \
		-i "${ED}etc/conf.d/pydoc-${SLOT}" "${ED}etc/init.d/pydoc-${SLOT}" || die "sed failed"

	# for python-exec
	python_export python${SLOT} EPYTHON PYTHON PYTHON_SITEDIR

	# if not using a cross-compiler, use the fresh binary
	if ! tc-is-cross-compiler; then
		local PYTHON=./python \
			LD_LIBRARY_PATH=${LD_LIBRARY_PATH+${LD_LIBRARY_PATH}:}.
		export LD_LIBRARY_PATH
	fi

	echo "EPYTHON='${EPYTHON}'" > epython.py
	python_domodule epython.py
}

pkg_preinst() {
	if has_version "<${CATEGORY}/${PN}-${SLOT}" && ! has_version "${CATEGORY}/${PN}:2.5" && ! has_version "${CATEGORY}/${PN}:2.6" && ! has_version "${CATEGORY}/${PN}:2.7"; then
		python_updater_warning="1"
	fi
}

eselect_python_update() {
	[[ -z "${EROOT}" || (! -d "${EROOT}" && -d "${ROOT}") ]] && EROOT="${ROOT%/}${EPREFIX}/"

	if [[ -z "$(eselect python show)" || ! -f "${EROOT}usr/bin/$(eselect python show)" ]]; then
		eselect python update
	fi

	if [[ -z "$(eselect python show --python${PV%%.*})" || ! -f "${EROOT}usr/bin/$(eselect python show --python${PV%%.*})" ]]; then
		eselect python update --python${PV%%.*}
	fi
}

pkg_postinst() {
	eselect_python_update

	if [[ "${python_updater_warning}" == "1" ]]; then
		ewarn "You have just upgraded from an older version of Python."
		ewarn "You should switch active version of Python ${PV%%.*} and run"
		ewarn "'python-updater [options]' to rebuild Python modules."
	fi
}

pkg_postrm() {
	eselect_python_update
}