summaryrefslogtreecommitdiff
path: root/dev-lang/rust/rust-1.29.2-r1337.ebuild
blob: 345e3bb446b57ad5ad54398e4e5d74b9c6dade85 (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
# Copyright 1999-2018 Gentoo Authors
# Distributed under the terms of the GNU General Public License v2

EAPI=6

PYTHON_COMPAT=( python2_7 python3_{5,6} pypy )

inherit multiprocessing multilib-build python-any-r1 rust-toolchain toolchain-funcs

SLOT="stable/1.29"
MY_P="rustc-${PV}"
SRC="${MY_P}-src.tar.xz"
KEYWORDS="~amd64"

CHOST_amd64=x86_64-unknown-linux-gnu
CHOST_x86=i686-unknown-linux-gnu
CHOST_arm64=aarch64-unknown-linux-gnu

RUST_STAGE0_VERSION="1.28.0"
RUST_STAGE0_amd64="rust-${RUST_STAGE0_VERSION}-${CHOST_amd64}"
RUST_STAGE0_x86="rust-${RUST_STAGE0_VERSION}-${CHOST_x86}"
RUST_STAGE0_arm64="rust-${RUST_STAGE0_VERSION}-${CHOST_arm64}"

CARGO_DEPEND_VERSION="0.30.0"

DESCRIPTION="Systems programming language from Mozilla"
HOMEPAGE="https://www.rust-lang.org/"

SRC_URI="https://static.rust-lang.org/dist/${SRC} -> rustc-${PV}-src.tar.xz
		$(rust_all_arch_uris rust-${RUST_STAGE0_VERSION})"

ALL_LLVM_TARGETS=( AArch64 AMDGPU ARM BPF Hexagon Lanai Mips MSP430
	NVPTX PowerPC Sparc SystemZ X86 XCore )
ALL_LLVM_TARGETS=( "${ALL_LLVM_TARGETS[@]/#/llvm_targets_}" )
LLVM_TARGET_USEDEPS=${ALL_LLVM_TARGETS[@]/%/?}

LICENSE="|| ( MIT Apache-2.0 ) BSD-1 BSD-2 BSD-4 UoI-NCSA"

IUSE="cargo clippy cpu_flags_x86_sse2 debug doc +jemalloc libressl rls rustfmt wasm ${ALL_LLVM_TARGETS[*]}"

RDEPEND=">=app-eselect/eselect-rust-0.3_pre20150425
		jemalloc? ( dev-libs/jemalloc )
		cargo? (
			sys-libs/zlib
			!libressl? ( dev-libs/openssl:0= )
			libressl? ( dev-libs/libressl:0= )
			net-libs/libssh2
			net-libs/http-parser:=
			net-misc/curl[ssl]
		)"
DEPEND="${RDEPEND}
	${PYTHON_DEPS}
	|| (
		>=sys-devel/gcc-4.7
		>=sys-devel/clang-3.5
	)
	cargo? ( !dev-util/cargo )
	rustfmt? ( !dev-util/rustfmt )
	dev-util/cmake
"
PDEPEND="!cargo? ( >=dev-util/cargo-${CARGO_DEPEND_VERSION} )"

REQUIRED_USE="|| ( ${ALL_LLVM_TARGETS[*]} )
				x86? ( cpu_flags_x86_sse2 )"

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

PATCHES=( "${FILESDIR}"/${PV}-clippy-sysroot.patch )

toml_usex() {
	usex "$1" true false
}

src_prepare() {
	local rust_stage0_root="${WORKDIR}"/rust-stage0

	local rust_stage0_name="RUST_STAGE0_${ARCH}"
	local rust_stage0="${!rust_stage0_name}"

	"${WORKDIR}/${rust_stage0}"/install.sh --disable-ldconfig --destdir="${rust_stage0_root}" --prefix=/ || die

	default
}

src_configure() {
	local rust_target="" rust_targets="" rust_target_name arch_cflags

	# Collect rust target names to compile standard libs for all ABIs.
	for v in $(multilib_get_enabled_abi_pairs); do
		rust_target_name="CHOST_${v##*.}"
		rust_targets="${rust_targets},\"${!rust_target_name}\""
	done
	if use wasm; then
		rust_targets="${rust_targets},\"wasm32-unknown-unknown\""
	fi
	rust_targets="${rust_targets#,}"

	local extended="false" tools=""
	if use cargo; then
		extended="true"
		tools="\"cargo\","
	fi
	if use clippy; then
		extended="true"
		tools="\"clippy\",$tools"
	fi
	if use rls; then
		extended="true"
		tools="\"rls\",\"analysis\",\"src\",$tools"
	fi
	if use rustfmt; then
		extended="true"
		tools="\"rustfmt\",$tools"
	fi

	local rust_stage0_root="${WORKDIR}"/rust-stage0

	rust_target_name="CHOST_${ARCH}"
	rust_target="$(rust_abi)"

	cat <<- EOF > "${S}"/config.toml
		[llvm]
		optimize = $(toml_usex !debug)
		release-debuginfo = $(toml_usex debug)
		assertions = $(toml_usex debug)
		targets = "${LLVM_TARGETS// /;}"
		[build]
		build = "${rust_target}"
		host = ["${rust_target}"]
		target = [${rust_targets}]
		cargo = "${rust_stage0_root}/bin/cargo"
		rustc = "${rust_stage0_root}/bin/rustc"
		docs = $(toml_usex doc)
		submodules = false
		python = "${EPYTHON}"
		locked-deps = true
		vendor = true
		extended = ${extended}
		tools = [${tools}]
		[install]
		prefix = "${EPREFIX}/usr"
		libdir = "$(get_libdir)/${P}"
		docdir = "share/doc/${P}"
		mandir = "share/${P}/man"
		[rust]
		optimize = $(toml_usex !debug)
		debuginfo = $(toml_usex debug)
		debug-assertions = $(toml_usex debug)
		use-jemalloc = $(toml_usex jemalloc)
		default-linker = "$(tc-getCC)"
		channel = "stable"
		rpath = false
		lld = $(toml_usex wasm)
	EOF

	for v in $(multilib_get_enabled_abi_pairs); do
		rust_target=$(get_abi_CHOST ${v##*.})
		arch_cflags="$(get_abi_CFLAGS ${v##*.})"

		cat <<- EOF >> "${S}"/config.env
			CFLAGS_${rust_target}=${arch_cflags}
		EOF

		cat <<- EOF >> "${S}"/config.toml
			[target.${rust_target}]
			cc = "$(tc-getBUILD_CC)"
			cxx = "$(tc-getBUILD_CXX)"
			linker = "$(tc-getCC)"
			ar = "$(tc-getAR)"
		EOF
	done

	if use wasm; then
		cat <<- EOF >> "${S}"/config.toml
			[target.wasm32-unknown-unknown]
			linker = "rust-lld"
		EOF
	fi
}

src_compile() {
	env $(cat "${S}"/config.env)\
		"${EPYTHON}" ./x.py build --config="${S}"/config.toml -j$(makeopts_jobs) \
		--exclude src/tools/miri || die # https://github.com/rust-lang/rust/issues/52305
}

src_install() {
	local rust_target abi_libdir

	env DESTDIR="${D}" "${EPYTHON}" ./x.py install || die

	mv "${D}/usr/bin/rustc" "${D}/usr/bin/rustc-${PV}" || die
	mv "${D}/usr/bin/rustdoc" "${D}/usr/bin/rustdoc-${PV}" || die
	mv "${D}/usr/bin/rust-gdb" "${D}/usr/bin/rust-gdb-${PV}" || die
	mv "${D}/usr/bin/rust-lldb" "${D}/usr/bin/rust-lldb-${PV}" || die


	# Redcore Linux (install unversioned binaries as well)
	cp "${D}/usr/bin/rustc-${PV}" "${D}/usr/bin/rustc" || die
	cp "${D}/usr/bin/rustdoc-${PV}" "${D}/usr/bin/rustdoc" || die
	cp "${D}/usr/bin/rust-gdb-${PV}" "${D}/usr/bin/rust-gdb" || die
	cp "${D}/usr/bin/rust-lldb-${PV}" "${D}/usr/bin/rust-lldb" || die

	if use cargo; then
		mv "${D}/usr/bin/cargo" "${D}/usr/bin/cargo-${PV}" || die
		# Redcore Linux (install unversioned binaries as well)
		cp "${D}/usr/bin/cargo-${PV}" "${D}/usr/bin/cargo" || die
	fi
	if use clippy; then
		mv "${D}/usr/bin/clippy-driver" "${D}/usr/bin/clippy-driver-${PV}" || die
		mv "${D}/usr/bin/cargo-clippy" "${D}/usr/bin/cargo-clippy-${PV}" || die
		# Redcore Linux (install unversioned binaries as well)
		cp "${D}/usr/bin/clippy-driver-${PV}" "${D}/usr/bin/clippy-driver" || die
		cp "${D}/usr/bin/cargo-clippy-${PV}" "${D}/usr/bin/cargo-clippy" || die
	fi
	if use rls; then
		mv "${D}/usr/bin/rls" "${D}/usr/bin/rls-${PV}" || die
		# Redcore Linux (install unversioned binaries as well)
		cp "${D}/usr/bin/rls-${PV}" "${D}/usr/bin/rls" || die
	fi
	if use rustfmt; then
		mv "${D}/usr/bin/rustfmt" "${D}/usr/bin/rustfmt-${PV}" || die
		mv "${D}/usr/bin/cargo-fmt" "${D}/usr/bin/cargo-fmt-${PV}" || die
		# Redcore Linux (install unversioned binaries as well)
		cp "${D}/usr/bin/rustfmt-${PV}" "${D}/usr/bin/rustfmt" || die
		cp "${D}/usr/bin/cargo-fmt-${PV}" "${D}/usr/bin/cargo-fmt" || die
	fi

	# Copy shared library versions of standard libraries for all targets
	# into the system's abi-dependent lib directories because the rust
	# installer only does so for the native ABI.
	for v in $(multilib_get_enabled_abi_pairs); do
		if [ ${v##*.} = ${DEFAULT_ABI} ]; then
			continue
		fi
		abi_libdir=$(get_abi_LIBDIR ${v##*.})
		rust_target=$(get_abi_CHOST ${v##*.})
		mkdir -p "${D}/usr/${abi_libdir}"
		cp "${D}/usr/$(get_libdir)/${P}/rustlib/${rust_target}/lib"/*.so \
		   "${D}/usr/${abi_libdir}" || die
	done

	dodoc COPYRIGHT

	# FIXME:
	# Really not sure if that env is needed, specailly LDPATH
	cat <<-EOF > "${T}"/50${P}
		LDPATH="/usr/$(get_libdir)/${P}"
		MANPATH="/usr/share/${P}/man"
	EOF
	doenvd "${T}"/50${P}
}

pkg_postinst() {
	eselect rust update --if-unset
}

pkg_postrm() {
	eselect rust unset --if-invalid
}