summaryrefslogtreecommitdiff
blob: 9875d5dbd8ed450c2866263e0c0d3f302c1ced10 (plain)
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
129
130
131
132
133
134
135
136
137
138
139
140
141
142
143
144
145
146
147
148
149
150
151
152
153
154
155
156
157
158
159
160
161
162
163
164
165
166
167
168
169
170
171
172
173
174
175
176
177
178
179
180
181
182
183
184
185
186
187
188
189
190
191
192
193
194
195
196
197
198
199
200
201
202
203
204
205
206
207
208
209
210
211
212
213
214
215
216
217
218
219
220
221
222
223
224
225
226
227
228
229
230
231
232
233
234
235
236
237
238
239
240
241
242
243
244
245
246
247
248
249
250
251
252
253
254
255
256
257
258
259
260
261
262
263
264
265
266
267
268
269
270
271
272
273
274
275
276
277
278
279
280
281
282
283
284
285
286
287
288
289
290
291
292
293
294
295
296
297
298
299
300
301
302
303
304
305
306
307
308
309
310
311
312
313
314
315
316
317
318
319
320
321
322
323
324
325
326
327
328
329
330
331
332
333
334
335
336
337
338
339
340
341
342
343
344
345
346
347
348
349
350
351
352
353
354
355
356
# Copyright 1999-2018 Gentoo Authors
# Distributed under the terms of the GNU General Public License v2

EAPI="5"
WANT_LIBTOOL="none"

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

MY_P="Python-${PV/_/}"
PATCHSET_VERSION="3.4.6-0"

DESCRIPTION="An interpreted, interactive, object-oriented programming language"
HOMEPAGE="https://www.python.org/"
SRC_URI="https://www.python.org/ftp/python/${PV%_rc*}/${MY_P}.tar.xz
	https://dev.gentoo.org/~floppym/python/python-gentoo-patches-${PATCHSET_VERSION}.tar.xz"

LICENSE="PSF-2"
SLOT="3.4/3.4m"
KEYWORDS="~alpha ~amd64 ~arm ~arm64 ~hppa ~ia64 ~m68k ~mips ~ppc ~ppc64 ~s390 ~sh ~sparc ~x86 ~amd64-fbsd ~x86-fbsd"
IUSE="build elibc_uclibc examples gdbm hardened ipv6 libressl +ncurses +readline sqlite +ssl +threads tk 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.

RDEPEND="app-arch/bzip2:0=
	app-arch/xz-utils:0=
	>=sys-libs/zlib-1.1.3:0=
	virtual/libffi:=
	virtual/libintl
	gdbm? ( sys-libs/gdbm:0=[berkdb] )
	ncurses? ( >=sys-libs/ncurses-5.2:0= )
	readline? ( >=sys-libs/readline-4.1:0= )
	sqlite? ( >=dev-db/sqlite-3.3.8:3= )
	ssl? (
		!libressl? ( dev-libs/openssl:0= )
		libressl? ( dev-libs/libressl:= )
	)
	tk? (
		>=dev-lang/tcl-8.0:0=
		>=dev-lang/tk-8.0:0=
		dev-tcltk/blt:0=
		dev-tcltk/tix
	)
	xml? ( >=dev-libs/expat-2.1:0= )
	!!<sys-apps/sandbox-2.6-r1"
DEPEND="${RDEPEND}
	virtual/pkgconfig
	>=sys-devel/autoconf-2.65
	!sys-devel/gcc[libffi(-)]"
RDEPEND+=" !build? ( app-misc/mime-types )"
PDEPEND=">=app-eselect/eselect-python-20140125-r1"

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

PYVER=${SLOT%/*}

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
		# Invokes BUILDPYTHON, which is built for the host arch
		local EPATCH_EXCLUDE="*_regenerate_platform-specific_modules.patch"
	fi

	EPATCH_SUFFIX="patch" epatch "${WORKDIR}/patches"
	epatch "${FILESDIR}/${PN}-3.4.3-ncurses-pkg-config.patch"
	epatch "${FILESDIR}/${PN}-3.4.5-cross.patch"
	epatch "${FILESDIR}/3.4-getentropy-linux.patch"
	epatch "${FILESDIR}/3.6-disable-nis.patch"

	epatch_user

	sed -i -e "s:@@GENTOO_LIBDIR@@:$(get_libdir):g" \
		configure.ac \
		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@@"

	eautoreconf
}

src_configure() {
	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

	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

	# 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

	# Export CXX so it ends up in /usr/lib/python3.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 -lpython3.2 correctly.
	# Needed on FreeBSD unless Python 3.2 is already installed.
	# Please query BSD team before removing this!
	append-ldflags "-L."

	local dbmliborder
	if use gdbm; then
		dbmliborder+="${dbmliborder:+:}gdbm"
	fi

	BUILD_DIR="${WORKDIR}/${CHOST}"
	mkdir -p "${BUILD_DIR}" || die
	cd "${BUILD_DIR}" || die

	ECONF_SOURCE="${S}" OPT="" \
	econf \
		--with-fpectl \
		--enable-shared \
		$(use_enable ipv6) \
		$(use_with threads) \
		--infodir='${prefix}/share/info' \
		--mandir='${prefix}/share/man' \
		--with-computed-gotos \
		--with-dbmliborder="${dbmliborder}" \
		--with-libc="" \
		--enable-loadable-sqlite-extensions \
		--with-system-expat \
		--with-system-ffi \
		--without-ensurepip

	if use threads && grep -q "#define POSIX_SEMAPHORES_NOT_ENABLED 1" pyconfig.h; then
		eerror "configure has detected that the sem_open function is broken."
		eerror "Please ensure that /dev/shm is mounted as a tmpfs with mode 1777."
		die "Broken sem_open function (bug 496328)"
	fi
}

src_compile() {
	# Ensure sed works as expected
	# https://bugs.gentoo.org/594768
	local -x LC_ALL=C

	# Avoid invoking pgen for cross-compiles.
	touch Include/graminit.h Python/graminit.c || die

	cd "${BUILD_DIR}" || die

	emake CPPFLAGS= CFLAGS= LDFLAGS=

	# Work around bug 329499. See also bug 413751 and 457194.
	if has_version dev-libs/libffi[pax_kernel]; then
		pax-mark E python
	else
		pax-mark m python
	fi
}

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

	cd "${BUILD_DIR}" || die

	# Skip failing tests.
	local skipped_tests="gdb"

	for test in ${skipped_tests}; do
		mv "${S}"/Lib/test/test_${test}.py "${T}"
	done

	local -x PYTHONDONTWRITEBYTECODE=
	emake test EXTRATESTOPTS="-u-network" CPPFLAGS= CFLAGS= LDFLAGS= < /dev/tty
	local result=$?

	for test in ${skipped_tests}; do
		mv "${T}/test_${test}.py" "${S}"/Lib/test
	done

	elog "The following tests have been skipped:"
	for test in ${skipped_tests}; do
		elog "test_${test}.py"
	done

	elog "If you would like to run them, you may:"
	elog "cd '${EPREFIX}/usr/$(get_libdir)/python${PYVER}/test'"
	elog "and run the tests separately."

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

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

	cd "${BUILD_DIR}" || die

	emake DESTDIR="${D}" altinstall

	sed \
		-e "s/\(CONFIGURE_LDFLAGS=\).*/\1/" \
		-e "s/\(PY_LDFLAGS=\).*/\1/" \
		-i "${libdir}/config-${PYVER}"*/Makefile || die "sed failed"

	# Fix collisions between different slots of Python.
	rm -f "${ED}usr/$(get_libdir)/libpython3.so"

	# Cheap hack to get version with ABIFLAGS
	local abiver=$(cd "${ED}usr/include"; echo python*)
	if [[ ${abiver} != python${PYVER} ]]; then
		# Replace python3.X with a symlink to python3.Xm
		rm "${ED}usr/bin/python${PYVER}" || die
		dosym "${abiver}" "/usr/bin/python${PYVER}"
		# Create python3.X-config symlink
		dosym "${abiver}-config" "/usr/bin/python${PYVER}-config"
		# Create python-3.5m.pc symlink
		dosym "python-${PYVER}.pc" "/usr/$(get_libdir)/pkgconfig/${abiver/${PYVER}/-${PYVER}}.pc"
	fi

	use elibc_uclibc && rm -fr "${libdir}/test"
	use sqlite || rm -fr "${libdir}/"{sqlite3,test/test_sqlite*}
	use tk || rm -fr "${ED}usr/bin/idle${PYVER}" "${libdir}/"{idlelib,tkinter,test/test_tk*}

	use threads || rm -fr "${libdir}/multiprocessing"
	use wininst || rm -f "${libdir}/distutils/command/"wininst-*.exe

	dodoc "${S}"/Misc/{ACKS,HISTORY,NEWS}

	if use examples; then
		insinto /usr/share/doc/${PF}/examples
		find "${S}"/Tools -name __pycache__ -print0 | xargs -0 rm -fr
		doins -r "${S}"/Tools
	fi
	insinto /usr/share/gdb/auto-load/usr/$(get_libdir) #443510
	local libname=$(printf 'e:\n\t@echo $(INSTSONAME)\ninclude Makefile\n' | \
		emake --no-print-directory -s -f - 2>/dev/null)
	newins "${S}"/Tools/gdb/libpython.py "${libname}"-gdb.py

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

	# for python-exec
	local vars=( EPYTHON PYTHON_SITEDIR PYTHON_SCRIPTDIR )

	# if not using a cross-compiler, use the fresh binary
	if ! tc-is-cross-compiler; then
		local -x PYTHON=./python
		local -x LD_LIBRARY_PATH=${LD_LIBRARY_PATH+${LD_LIBRARY_PATH}:}${PWD}
	else
		vars=( PYTHON "${vars[@]}" )
	fi

	python_export "python${PYVER}" "${vars[@]}"
	echo "EPYTHON='${EPYTHON}'" > epython.py || die
	python_domodule epython.py

	# python-exec wrapping support
	local pymajor=${PYVER%.*}
	mkdir -p "${D}${PYTHON_SCRIPTDIR}" || die
	# python and pythonX
	ln -s "../../../bin/${abiver}" \
		"${D}${PYTHON_SCRIPTDIR}/python${pymajor}" || die
	ln -s "python${pymajor}" \
		"${D}${PYTHON_SCRIPTDIR}/python" || die
	# python-config and pythonX-config
	# note: we need to create a wrapper rather than symlinking it due
	# to some random dirname(argv[0]) magic performed by python-config
	cat > "${D}${PYTHON_SCRIPTDIR}/python${pymajor}-config" <<-EOF || die
		#!/bin/sh
		exec "${abiver}-config" "\${@}"
	EOF
	chmod +x "${D}${PYTHON_SCRIPTDIR}/python${pymajor}-config" || die
	ln -s "python${pymajor}-config" \
		"${D}${PYTHON_SCRIPTDIR}/python-config" || die
	# 2to3, pydoc, pyvenv
	ln -s "../../../bin/2to3-${PYVER}" \
		"${D}${PYTHON_SCRIPTDIR}/2to3" || die
	ln -s "../../../bin/pydoc${PYVER}" \
		"${D}${PYTHON_SCRIPTDIR}/pydoc" || die
	ln -s "../../../bin/pyvenv-${PYVER}" \
		"${D}${PYTHON_SCRIPTDIR}/pyvenv" || die
	# idle
	if use tk; then
		ln -s "../../../bin/idle${PYVER}" \
			"${D}${PYTHON_SCRIPTDIR}/idle" || die
	fi
}

pkg_preinst() {
	if has_version "<${CATEGORY}/${PN}-${PYVER}" && ! has_version ">=${CATEGORY}/${PN}-${PYVER}_alpha"; then
		python_updater_warning="1"
	fi
}

eselect_python_update() {
	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
		ewarn "Please adjust PYTHON_TARGETS (if so desired), and run emerge with the --newuse or --changed-use option to rebuild packages installing python modules."
	fi
}

pkg_postrm() {
	eselect_python_update
}