blob: d8cef90dd9715367f77f993edc733dfc979edeb9 (
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
|
# Copyright 1999-2022 Gentoo Authors
# Distributed under the terms of the GNU General Public License v2
EAPI=8
CMAKE_ECLASS=cmake
PYTHON_COMPAT=( python3_{8..10} )
inherit cmake-multilib llvm llvm.org python-any-r1 toolchain-funcs
DESCRIPTION="Low level support for a standard C++ library"
HOMEPAGE="https://libcxxabi.llvm.org/"
LICENSE="Apache-2.0-with-LLVM-exceptions || ( UoI-NCSA MIT )"
SLOT="0"
KEYWORDS="amd64 ~arm arm64 ~riscv x86 ~x64-macos"
IUSE="+libunwind static-libs test"
RESTRICT="!test? ( test )"
RDEPEND="
libunwind? (
|| (
>=sys-libs/libunwind-1.0.1-r1[static-libs?,${MULTILIB_USEDEP}]
>=sys-libs/llvm-libunwind-3.9.0-r1[static-libs?,${MULTILIB_USEDEP}]
)
)
"
# llvm-6 for new lit options
DEPEND="
${RDEPEND}
>=sys-devel/llvm-6
"
BDEPEND="
!test? (
${PYTHON_DEPS}
)
test? (
>=sys-devel/clang-3.9.0
$(python_gen_any_dep 'dev-python/lit[${PYTHON_USEDEP}]')
)
"
LLVM_COMPONENTS=( runtimes libcxx{abi,} llvm/cmake cmake )
LLVM_TEST_COMPONENTS=( llvm/utils/llvm-lit )
llvm.org_set_globals
python_check_deps() {
use test || return 0
has_version "dev-python/lit[${PYTHON_USEDEP}]"
}
pkg_setup() {
# darwin prefix builds do not have llvm installed yet, so rely on bootstrap-prefix
# to set the appropriate path vars to LLVM instead of using llvm_pkg_setup.
if [[ ${CHOST} != *-darwin* ]] || has_version dev-lang/llvm; then
llvm_pkg_setup
fi
python-any-r1_pkg_setup
}
multilib_src_configure() {
# link against compiler-rt instead of libgcc if we are using clang with libunwind
local want_compiler_rt=OFF
if use libunwind && tc-is-clang; then
local compiler_rt=$($(tc-getCC) ${CFLAGS} ${CPPFLAGS} \
${LDFLAGS} -print-libgcc-file-name)
if [[ ${compiler_rt} == *libclang_rt* ]]; then
want_compiler_rt=ON
fi
fi
local libdir=$(get_libdir)
local mycmakeargs=(
-DPython3_EXECUTABLE="${PYTHON}"
-DLLVM_ENABLE_RUNTIMES="libcxxabi;libcxx"
-DLLVM_INCLUDE_TESTS=OFF
-DLLVM_LIBDIR_SUFFIX=${libdir#lib}
-DLIBCXXABI_ENABLE_SHARED=ON
-DLIBCXXABI_ENABLE_STATIC=$(usex static-libs)
-DLIBCXXABI_INCLUDE_TESTS=$(usex test)
-DLIBCXXABI_USE_LLVM_UNWINDER=$(usex libunwind)
-DLIBCXXABI_USE_COMPILER_RT=${want_compiler_rt}
# upstream is omitting standard search path for this
# probably because gcc & clang are bundling their own unwind.h
-DLIBCXXABI_LIBUNWIND_INCLUDES="${EPREFIX}"/usr/include
-DLIBCXXABI_TARGET_TRIPLE="${CHOST}"
-DLIBCXX_LIBDIR_SUFFIX=
-DLIBCXX_ENABLE_SHARED=ON
-DLIBCXX_ENABLE_STATIC=OFF
-DLIBCXX_ENABLE_EXPERIMENTAL_LIBRARY=OFF
-DLIBCXX_CXX_ABI=libcxxabi
-DLIBCXX_CXX_ABI_INCLUDE_PATHS="${WORKDIR}"/libcxxabi/include
-DLIBCXX_ENABLE_ABI_LINKER_SCRIPT=OFF
-DLIBCXX_HAS_MUSL_LIBC=$(usex elibc_musl)
-DLIBCXX_HAS_GCC_S_LIB=OFF
-DLIBCXX_INCLUDE_BENCHMARKS=OFF
-DLIBCXX_INCLUDE_TESTS=OFF
-DLIBCXX_TARGET_TRIPLE="${CHOST}"
)
if use test; then
local clang_path=$(type -P "${CHOST:+${CHOST}-}clang" 2>/dev/null)
[[ -n ${clang_path} ]] || die "Unable to find ${CHOST}-clang for tests"
mycmakeargs+=(
-DLLVM_EXTERNAL_LIT="${EPREFIX}/usr/bin/lit"
-DLLVM_LIT_ARGS="$(get_lit_flags);--param=cxx_under_test=${clang_path}"
-DPython3_EXECUTABLE="${PYTHON}"
)
fi
cmake_src_configure
}
multilib_src_compile() {
cmake_build cxxabi
}
multilib_src_test() {
local -x LIT_PRESERVES_TMP=1
cmake_build check-cxxabi
}
multilib_src_install() {
DESTDIR="${D}" cmake_build install-cxxabi
}
multilib_src_install_all() {
insinto /usr/include/libcxxabi
doins -r "${WORKDIR}"/libcxxabi/include/.
}
|
GitWeb