summaryrefslogtreecommitdiff
blob: 2556d26576ee91d11535d552679a3ab1f74de90e (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
357
358
# Copyright 1999-2020 Gentoo Authors
# Distributed under the terms of the GNU General Public License v2

EAPI=7

PYTHON_COMPAT=( python3_{6,7,8} )

inherit flag-o-matic multiprocessing python-r1 toolchain-funcs multilib-minimal

MY_PV="$(ver_rs 1- _)"
MAJOR_V="$(ver_cut 1-2)"

DESCRIPTION="Boost Libraries for C++"
HOMEPAGE="https://www.boost.org/"
SRC_URI="https://dl.bintray.com/boostorg/release/${PV}/source/boost_${MY_PV}.tar.bz2"

LICENSE="Boost-1.0"
SLOT="0/${PV}" # ${PV} instead ${MAJOR_V} due to bug 486122
KEYWORDS="~alpha amd64 arm arm64 hppa ~ia64 ~mips ppc ppc64 ~riscv ~s390 sparc x86 ~ppc-aix ~amd64-linux ~x86-linux ~ppc-macos ~x64-macos ~x86-macos ~sparc-solaris ~sparc64-solaris ~x86-solaris ~x86-winnt"
IUSE="bzip2 context debug doc icu lzma +nls mpi numpy python static-libs +threads tools zlib zstd"
REQUIRED_USE="
	mpi? ( threads )
	python? ( ${PYTHON_REQUIRED_USE} )"

# the tests will never fail because these are not intended as sanity
# tests at all. They are more a way for upstream to check their own code
# on new compilers. Since they would either be completely unreliable
# (failing for no good reason) or completely useless (never failing)
# there is no point in having them in the ebuild to begin with.
RESTRICT="test"

RDEPEND="
	!app-admin/eselect-boost
	!dev-libs/boost-numpy
	bzip2? ( app-arch/bzip2:=[${MULTILIB_USEDEP}] )
	icu? ( >=dev-libs/icu-3.6:=[${MULTILIB_USEDEP}] )
	!icu? ( virtual/libiconv[${MULTILIB_USEDEP}] )
	lzma? ( app-arch/xz-utils:=[${MULTILIB_USEDEP}] )
	mpi? ( >=virtual/mpi-2.0-r4[${MULTILIB_USEDEP},cxx,threads] )
	python? (
		${PYTHON_DEPS}
		numpy? ( $(python_gen_cond_dep 'dev-python/numpy[${PYTHON_USEDEP}]' -3) )
	)
	zlib? ( sys-libs/zlib:=[${MULTILIB_USEDEP}] )
	zstd? ( app-arch/zstd:=[${MULTILIB_USEDEP}] )"
DEPEND="${RDEPEND}"
BDEPEND="=dev-util/boost-build-${MAJOR_V}*"

S="${WORKDIR}/${PN}_${MY_PV}"

PATCHES=(
	"${FILESDIR}"/${PN}-1.71.0-disable_icu_rpath.patch
	"${FILESDIR}"/${PN}-1.71.0-context-x32.patch
	"${FILESDIR}"/${PN}-1.71.0-build-auto_index-tool.patch
	# Bug 703294, incomplete Boost.Serialization refactoring
	"${FILESDIR}"/${PN}-1.72.0-missing-serialization-split_member-include.patch
	# Bug 703036, per python-impl Boost.MPI
	"${FILESDIR}"/${PN}-1.72.0-boost-mpi-python.patch
	# Bug 704128, missing include on Boost.Ranges
	"${FILESDIR}"/${PN}-1.72.0-revert-cease-dependence-on-range.patch
)

python_bindings_needed() {
	multilib_is_native_abi && use python
}

tools_needed() {
	multilib_is_native_abi && use tools
}

create_user-config.jam() {
	local user_config_jam="${BUILD_DIR}"/user-config.jam
	if [[ -s ${user_config_jam} ]]; then
		einfo "${user_config_jam} already exists, skipping configuration"
		return
	else
		einfo "Creating configuration in ${user_config_jam}"
	fi

	local compiler compiler_version compiler_executable="$(tc-getCXX)"
	if [[ ${CHOST} == *-darwin* ]]; then
		compiler="darwin"
		compiler_version="$(gcc-fullversion)"
	else
		compiler="gcc"
		compiler_version="$(gcc-version)"
	fi

	if use mpi; then
		local mpi_configuration="using mpi ;"
	fi

	cat > "${user_config_jam}" <<- __EOF__ || die
		using ${compiler} : ${compiler_version} : ${compiler_executable} : <cflags>"${CFLAGS}" <cxxflags>"${CXXFLAGS}" <linkflags>"${LDFLAGS}" ;
		${mpi_configuration}
	__EOF__

	if python_bindings_needed; then
		append_to_user_config() {
			local py_config
			if tc-is-cross-compiler; then
				py_config="using python : ${EPYTHON#python} : : ${ESYSROOT}/usr/include/${EPYTHON} : ${ESYSROOT}/usr/$(get_libdir) ;"
			else
				py_config="using python : ${EPYTHON#python} : ${PYTHON} : $(python_get_includedir) ;"
			fi
			echo "${py_config}" >> "${user_config_jam}" || die
		}
		python_foreach_impl append_to_user_config
	fi

	if python_bindings_needed && use numpy; then
		einfo "Enabling support for NumPy extensions in Boost.Python"
	else
		einfo "Disabling support for NumPy extensions in Boost.Python"

		# Boost.Build does not allow for disabling of numpy
		# extensions, thereby leading to automagic numpy
		# https://github.com/boostorg/python/issues/111#issuecomment-280447482
		sed \
			-e 's/\[ unless \[ python\.numpy \] : <build>no \]/<build>no/g' \
			-i "${BUILD_DIR}"/libs/python/build/Jamfile || die
	fi
}

pkg_setup() {
	# Bail out on unsupported build configuration, bug #456792
	if [[ -f "${EROOT}"/etc/site-config.jam ]]; then
		if ! grep -q 'gentoo\(debug\|release\)' "${EROOT}"/etc/site-config.jam; then
			eerror "You are using custom ${EROOT}/etc/site-config.jam without defined gentoorelease/gentoodebug targets."
			eerror "Boost can not be built in such configuration."
			eerror "Please, either remove this file or add targets from ${EROOT}/usr/share/boost-build/site-config.jam to it."
			die "Unsupported target in ${EROOT}/etc/site-config.jam"
		fi
	fi
}

src_prepare() {
	default
	multilib_copy_sources
}

ejam() {
	create_user-config.jam

	local b2_opts=( "--user-config=${BUILD_DIR}/user-config.jam" )
	if python_bindings_needed; then
		append_to_b2_opts() {
			b2_opts+=( python="${EPYTHON#python}" )
		}
		python_foreach_impl append_to_b2_opts
	else
		b2_opts+=( --without-python )
	fi
	b2_opts+=( "$@" )

	echo b2 "${b2_opts[@]}" >&2
	b2 "${b2_opts[@]}"
}

src_configure() {
	# Workaround for too many parallel processes requested, bug #506064
	[[ "$(makeopts_jobs)" -gt 64 ]] && MAKEOPTS="${MAKEOPTS} -j64"

	OPTIONS=(
		$(usex debug gentoodebug gentoorelease)
		"-j$(makeopts_jobs)"
		-q
		-d+2
		pch=off
		$(usex icu "-sICU_PATH=${ESYSROOT}/usr" '--disable-icu boost.locale.icu=off')
		$(usex mpi '' '--without-mpi')
		$(usex nls '' '--without-locale')
		$(usex context '' '--without-context --without-coroutine --without-fiber')
		$(usex threads '' '--without-thread')
		--without-stacktrace
		--boost-build="${BROOT}"/usr/share/boost-build
		--prefix="${ED}/usr"
		--layout=system
		# CMake has issues working with multiple python impls,
		# disable cmake config generation for the time being
		# https://github.com/boostorg/python/issues/262#issuecomment-483069294
		--no-cmake-config
		# building with threading=single is currently not possible
		# https://svn.boost.org/trac/boost/ticket/7105
		threading=multi
		link=$(usex static-libs shared,static shared)
		# this seems to be the only way to disable compression algorithms
		# https://www.boost.org/doc/libs/1_70_0/libs/iostreams/doc/installation.html#boost-build
		-sNO_BZIP2=$(usex bzip2 0 1)
		-sNO_LZMA=$(usex lzma 0 1)
		-sNO_ZLIB=$(usex zlib 0 1)
		-sNO_ZSTD=$(usex zstd 0 1)
	)

	if [[ ${CHOST} == *-darwin* ]]; then
		# We need to add the prefix, and in two cases this exceeds, so prepare
		# for the largest possible space allocation.
		append-ldflags -Wl,-headerpad_max_install_names
	fi

	# Use C++14 globally as of 1.62
	append-cxxflags -std=c++14
}

multilib_src_compile() {
	ejam "${OPTIONS[@]}" || die

	if tools_needed; then
		pushd tools >/dev/null || die
		ejam \
			"${OPTIONS[@]}" \
			|| die "Building of Boost tools failed"
		popd >/dev/null || die
	fi
}

multilib_src_install_all() {
	if ! use numpy; then
		rm -r "${ED}"/usr/include/boost/python/numpy* || die
	fi

	if use python; then
		if use mpi; then
			move_mpi_py_into_sitedir() {
				local pyver="${EPYTHON#python}"
				python_moduleinto boost
				python_domodule "${ED}"/usr/$(get_libdir)/mpi${pyver/./}.so
				rm "${ED}"/usr/$(get_libdir)/mpi${pyver/./}* || die
				dosym mpi${pyver/./}.so $(python_get_sitedir)/boost/mpi.so

				# create a proper python package
				touch "${D}"/$(python_get_sitedir)/boost/__init__.py || die
				python_optimize
			}
			python_foreach_impl move_mpi_py_into_sitedir
		else
			rm -r "${ED}"/usr/include/boost/mpi/python* || die
		fi
	else
		rm -r "${ED}"/usr/include/boost/{python*,mpi/python*,parameter/aux_/python,parameter/python*} || die
	fi

	if ! use nls; then
		rm -r "${ED}"/usr/include/boost/locale || die
	fi

	if ! use context; then
		rm -r "${ED}"/usr/include/boost/context || die
		rm -r "${ED}"/usr/include/boost/coroutine{,2} || die
		rm "${ED}"/usr/include/boost/asio/spawn.hpp || die
	fi

	if use doc; then
		# find extraneous files that shouldn't be installed
		# as part of the documentation and remove them.
		find libs/*/* \( -iname 'test' -o -iname 'src' \) -exec rm -rf '{}' + || die
		find doc \( -name 'Jamfile.v2' -o -name 'build' -o -name '*.manifest' \) -exec rm -rf '{}' + || die
		find tools \( -name 'Jamfile.v2' -o -name 'src' -o -name '*.cpp' -o -name '*.hpp' \) -exec rm -rf '{}' + || die

		docinto html
		dodoc *.{htm,html,png,css}
		dodoc -r doc libs more tools

		# To avoid broken links
		dodoc LICENSE_1_0.txt

		dosym ../../../../include/boost /usr/share/doc/${PF}/html/boost
	fi
}

multilib_src_install() {
	ejam \
		"${OPTIONS[@]}" \
		--includedir="${ED}/usr/include" \
		--libdir="${ED}/usr/$(get_libdir)" \
		install || die "Installation of Boost libraries failed"

	pushd "${ED}/usr/$(get_libdir)" >/dev/null || die

	local ext=$(get_libname)
	if use threads; then
		local f
		for f in *${ext}; do
			dosym ${f} /usr/$(get_libdir)/${f/${ext}/-mt${ext}}
		done
	fi

	popd >/dev/null || die

	if tools_needed; then
		dobin dist/bin/*

		insinto /usr/share
		doins -r dist/share/boostbook
	fi

	# boost's build system truely sucks for not having a destdir.  Because for
	# this reason we are forced to build with a prefix that includes the
	# DESTROOT, dynamic libraries on Darwin end messed up, referencing the
	# DESTROOT instread of the actual EPREFIX.  There is no way out of here
	# but to do it the dirty way of manually setting the right install_names.
	if [[ ${CHOST} == *-darwin* ]]; then
		einfo "Working around completely broken build-system(tm)"
		local d
		for d in "${ED}"/usr/lib/*.dylib; do
			if [[ -f ${d} ]]; then
				# fix the "soname"
				ebegin "  correcting install_name of ${d#${ED}}"
				install_name_tool -id "/${d#${D}}" "${d}"
				eend $?
				# fix references to other libs
				refs=$(otool -XL "${d}" | \
					sed -e '1d' -e 's/^\t//' | \
					grep "^libboost_" | \
					cut -f1 -d' ')
				local r
				for r in ${refs}; do
					ebegin "    correcting reference to ${r}"
					install_name_tool -change \
						"${r}" \
						"${EPREFIX}/usr/lib/${r}" \
						"${d}"
					eend $?
				done
			fi
		done
	fi
}

pkg_preinst() {
	# Yai for having symlinks that are nigh-impossible to remove without
	# resorting to dirty hacks like these. Removes lingering symlinks
	# from the slotted versions.
	local symlink
	for symlink in "${EROOT}"/usr/include/boost "${EROOT}"/usr/share/boostbook; do
		if [[ -L ${symlink} ]]; then
			rm -f "${symlink}" || die
		fi
	done

	# some ancient installs still have boost cruft lying around
	# for unknown reasons, causing havoc for reverse dependencies
	# Bug: 607734
	rm -rf "${EROOT}"/usr/include/boost-1_[3-5]? || die
}

pkg_postinst() {
	elog "Boost.Regex is *extremely* ABI sensitive. If you get errors such as"
	elog
	elog "  undefined reference to \`boost::re_detail_$(ver_cut 1)0$(ver_cut 2)00::cpp_regex_traits_implementation"
	elog "    <char>::transform_primary[abi:cxx11](char const*, char const*) const'"
	elog
	elog "Then you need to recompile Boost and all its reverse dependencies"
	elog "using the same toolchain. In general, *every* change of the C++ toolchain"
	elog "requires a complete rebuild of the boost-dependent ecosystem."
	elog
	elog "See for instance https://bugs.gentoo.org/638138"
}