diff options
| -rw-r--r-- | sys-devel/clang-common/Manifest | 1 | ||||
| -rw-r--r-- | sys-devel/clang-common/clang-common-19.0.0_pre20240127.ebuild | 257 |
2 files changed, 258 insertions, 0 deletions
diff --git a/sys-devel/clang-common/Manifest b/sys-devel/clang-common/Manifest index eaf4dd1b1bc7..921b26789062 100644 --- a/sys-devel/clang-common/Manifest +++ b/sys-devel/clang-common/Manifest @@ -4,6 +4,7 @@ DIST llvm-project-16.0.6.src.tar.xz 118013488 BLAKE2B 95192d39cbd2914e5609db3659 DIST llvm-project-16.0.6.src.tar.xz.sig 566 BLAKE2B 2060cebd5ed57cb8a86a44238c43dfd4b921649298b10c3d19da308374c1e49869174294e29943c2af459fe06428264e26881d6c1288ebbc48686cc2cf467c7a SHA512 ca249262c7102e0889ec1bdc6f71a3a6f0e7e5d5fbab8abcd6fccd2871e7955eff7af5b055a76006097baf0dfaf2f5069eff3035b3107fc552abdb2481b21447 DIST llvm-project-17.0.6.src.tar.xz 127838860 BLAKE2B d6ede1a9fda8756995c3e0654111941649e15794179641806f18919f1dc68c41ca0cabd5693b5096d05dccc3a391cd20d34af1137bf8af92ed3117a1ce84d1b2 SHA512 6d85bf749e0d77553cc215cbfa61cec4ac4f4f652847f56f946b6a892a99a5ea40b6ab8b39a9708a035001f007986941ccf17e4635260a8b0c1fa59e78d41e30 DIST llvm-project-17.0.6.src.tar.xz.sig 438 BLAKE2B 186e75b6a0fbfe1e85408589c149e1800fcc47d685b74e4260018e05cd08bc793d1d1197c9c50e177eea941a3d0c65cb0c583ce6dae449099b920adf8a508ef7 SHA512 f78c55053a6450625f3e95f52c305110b4468a9854fec75831b65b8d6ceee3c9206ab9e63c4b5fda8be9bd344f72cfbdaae0520ed240abd505e08ebeaa25d340 +DIST llvm-project-1f13203029333ac99cc9844b8b6915aae3fc0902.tar.gz 205629630 BLAKE2B cd6c127bc7b63fffc4707863ab8a34e23371ce28878818723ba74d78a1be1b43c2f401fba7de2084f628f9418b7f0e7b9fe9c224b92dc44233cde2f5e3470333 SHA512 0b35754d6e8836267393d0d63effe04e1af5851b217252953ca3a75e7d71e32b1188991d34ff649f8c1cf2a1b49b844ca7e0704597655ffd37d151f4b9a0cf36 DIST llvm-project-8d817f6479a5df874028a8b40fd30aecd3479005.tar.gz 204890108 BLAKE2B 8c57c556371b37d00cda753a40f1162e678d89fa40e8f2b90a38aab7e17f9debfb2ebad53a3a95aa530a9e3e2b4b735828e404e576c8f2738370ec41c28badce SHA512 a38ce082ca1b999888ee0a633b94a02258579591e6ce73ba4722eafb9f0610f9624887eca43e4a6ae567c07ffc014f4ea4137e905899407951265d7c93785f18 DIST llvm-project-9eb0f86c279f40a792ec27bf0e9b491b8c90a640.tar.gz 205195168 BLAKE2B c3d051270958216196d6051d41e78168a7027714c5658c7edc70d274ed91f9d4ee16e8d1f92672bf252c65005c636c380766210ac3d80b4ac2f9f6305aefa29b SHA512 ee62acdfa756a2ddeb46fcafa364489885b6ecc50c87f365af42f308ebc87b9674c33c2f5a84c5169d9c9cada08e4fffe35d2eff48f05b70e791e27ac2c8b347 DIST llvm-project-a085402ef54379758e6c996dbaedfcb92ad222b5.tar.gz 204569231 BLAKE2B 75403225fbe54f0921b279b237a90f1922b16997d1538fa5f225e04451fa2fc4a28e886efb7460ef0c26a3a964f0c57084e331b0736fa223926259c76d873200 SHA512 b8c6b0c7c0a4c369ecfa7ac71cf96549a19853e14bdf061b6b54429ce7ed998b236bb9ed3adbd6bf1c70c7e975508f751ebd0031ac2ff474d32216048a1c5f2d diff --git a/sys-devel/clang-common/clang-common-19.0.0_pre20240127.ebuild b/sys-devel/clang-common/clang-common-19.0.0_pre20240127.ebuild new file mode 100644 index 000000000000..dbc4a213e1c4 --- /dev/null +++ b/sys-devel/clang-common/clang-common-19.0.0_pre20240127.ebuild @@ -0,0 +1,257 @@ +# Copyright 1999-2024 Gentoo Authors +# Distributed under the terms of the GNU General Public License v2 + +EAPI=8 + +inherit bash-completion-r1 llvm.org multilib + +DESCRIPTION="Common files shared between multiple slots of clang" +HOMEPAGE="https://llvm.org/" + +LICENSE="Apache-2.0-with-LLVM-exceptions UoI-NCSA" +SLOT="0" +IUSE=" + default-compiler-rt default-libcxx default-lld llvm-libunwind + hardened +" + +PDEPEND=" + sys-devel/clang:* + default-compiler-rt? ( + sys-devel/clang-runtime[compiler-rt] + llvm-libunwind? ( sys-libs/llvm-libunwind[static-libs] ) + !llvm-libunwind? ( sys-libs/libunwind[static-libs] ) + ) + !default-compiler-rt? ( sys-devel/gcc ) + default-libcxx? ( >=sys-libs/libcxx-${PV}[static-libs] ) + !default-libcxx? ( sys-devel/gcc ) + default-lld? ( sys-devel/lld ) + !default-lld? ( sys-devel/binutils ) +" +IDEPEND=" + !default-compiler-rt? ( sys-devel/gcc-config ) + !default-libcxx? ( sys-devel/gcc-config ) +" + +LLVM_COMPONENTS=( clang/utils ) +llvm.org_set_globals + +pkg_pretend() { + [[ ${CLANG_IGNORE_DEFAULT_RUNTIMES} ]] && return + + local flag missing_flags=() + for flag in default-{compiler-rt,libcxx,lld}; do + if ! use "${flag}" && has_version "sys-devel/clang[${flag}]"; then + missing_flags+=( "${flag}" ) + fi + done + + if [[ ${missing_flags[@]} ]]; then + eerror "It seems that you have the following flags set on sys-devel/clang:" + eerror + eerror " ${missing_flags[*]}" + eerror + eerror "The default runtimes are now set via flags on sys-devel/clang-common." + eerror "The build is being aborted to prevent breakage. Please either set" + eerror "the respective flags on this ebuild, e.g.:" + eerror + eerror " sys-devel/clang-common ${missing_flags[*]}" + eerror + eerror "or build with CLANG_IGNORE_DEFAULT_RUNTIMES=1." + die "Mismatched defaults detected between sys-devel/clang and sys-devel/clang-common" + fi +} + +_doclang_cfg() { + local triple="${1}" + + local tool + for tool in ${triple}-clang{,++}; do + newins - "${tool}.cfg" <<-EOF + # This configuration file is used by ${tool} driver. + @gentoo-common.cfg + @gentoo-common-ld.cfg + EOF + done + + newins - "${triple}-clang-cpp.cfg" <<-EOF + # This configuration file is used by the ${triple}-clang-cpp driver. + @gentoo-common.cfg + EOF + + # Install symlinks for triples with other vendor strings since some + # programs insist on mangling the triple. + local vendor + for vendor in gentoo pc unknown; do + local vendor_triple="${triple%%-*}-${vendor}-${triple#*-*-}" + for tool in clang{,++,-cpp}; do + if [[ ! -f "${ED}/etc/clang/${vendor_triple}-${tool}.cfg" ]]; then + dosym "${triple}-${tool}.cfg" "/etc/clang/${vendor_triple}-${tool}.cfg" + fi + done + done +} + +doclang_cfg() { + local triple="${1}" + + _doclang_cfg ${triple} + + # LLVM may have different arch names in some cases. For example in x86 + # profiles the triple uses i686, but llvm will prefer i386 if invoked + # with "clang" on x86 or "clang -m32" on x86_64. The gentoo triple will + # be used if invoked through ${CHOST}-clang{,++,-cpp} though. + # + # To make sure the correct triples are installed, + # see Triple::getArchTypeName() in llvm/lib/TargetParser/Triple.cpp + # and compare with CHOST values in profiles. + + local abi=${triple%%-*} + case ${abi} in + armv4l|armv4t|armv5tel|armv6j|armv7a) + _doclang_cfg ${triple/${abi}/arm} + ;; + i686) + _doclang_cfg ${triple/${abi}/i386} + ;; + sparc) + _doclang_cfg ${triple/${abi}/sparcel} + ;; + sparc64) + _doclang_cfg ${triple/${abi}/sparcv9} + ;; + esac +} + +src_install() { + newbashcomp bash-autocomplete.sh clang + + insinto /etc/clang + newins - gentoo-runtimes.cfg <<-EOF + # This file is initially generated by sys-devel/clang-runtime. + # It is used to control the default runtimes using by clang. + + --rtlib=$(usex default-compiler-rt compiler-rt libgcc) + --unwindlib=$(usex default-compiler-rt libunwind libgcc) + --stdlib=$(usex default-libcxx libc++ libstdc++) + -fuse-ld=$(usex default-lld lld bfd) + EOF + + newins - gentoo-gcc-install.cfg <<-EOF + # This file is maintained by gcc-config. + # It is used to specify the selected GCC installation. + EOF + + newins - gentoo-common.cfg <<-EOF + # This file contains flags common to clang, clang++ and clang-cpp. + @gentoo-runtimes.cfg + @gentoo-gcc-install.cfg + @gentoo-hardened.cfg + # bug #870001 + -include "${EPREFIX}/usr/include/gentoo/maybe-stddefs.h" + EOF + + # clang-cpp does not like link args being passed to it when directly + # invoked, so use a separate configuration file. + newins - gentoo-common-ld.cfg <<-EOF + # This file contains flags common to clang and clang++ + @gentoo-hardened-ld.cfg + EOF + + # Baseline hardening (bug #851111) + newins - gentoo-hardened.cfg <<-EOF + # Some of these options are added unconditionally, regardless of + # USE=hardened, for parity with sys-devel/gcc. + -fstack-clash-protection + -fstack-protector-strong + -fPIE + -include "${EPREFIX}/usr/include/gentoo/fortify.h" + EOF + + newins - gentoo-hardened-ld.cfg <<-EOF + # Some of these options are added unconditionally, regardless of + # USE=hardened, for parity with sys-devel/gcc. + -Wl,-z,relro + EOF + + dodir /usr/include/gentoo + + cat >> "${ED}/usr/include/gentoo/maybe-stddefs.h" <<-EOF || die + /* __has_include is an extension, but it's fine, because this is only + for Clang anyway. */ + #if defined __has_include && __has_include (<stdc-predef.h>) && !defined(__GLIBC__) + # include <stdc-predef.h> + #endif + EOF + + local fortify_level=$(usex hardened 3 2) + # We have to do this because glibc's headers warn if F_S is set + # without optimization and that would at the very least be very noisy + # during builds and at worst trigger many -Werror builds. + cat >> "${ED}/usr/include/gentoo/fortify.h" <<- EOF || die + #ifdef __clang__ + # pragma clang system_header + #endif + #ifndef _FORTIFY_SOURCE + # if defined(__has_feature) + # define __GENTOO_HAS_FEATURE(x) __has_feature(x) + # else + # define __GENTOO_HAS_FEATURE(x) 0 + # endif + # + # if defined(__STDC_HOSTED__) && __STDC_HOSTED__ == 1 + # define __GENTOO_NOT_FREESTANDING 1 + # else + # define __GENTOO_NOT_FREESTANDING 0 + # endif + # + # if defined(__OPTIMIZE__) && __OPTIMIZE__ > 0 && __GENTOO_NOT_FREESTANDING > 0 + # if !defined(__SANITIZE_ADDRESS__) && !__GENTOO_HAS_FEATURE(address_sanitizer) && !__GENTOO_HAS_FEATURE(memory_sanitizer) + # define _FORTIFY_SOURCE ${fortify_level} + # endif + # endif + # undef __GENTOO_HAS_FEATURE + # undef __GENTOO_NOT_FREESTANDING + #endif + EOF + + # TODO: Maybe -D_LIBCPP_HARDENING_MODE=_LIBCPP_HARDENING_MODE_FAST for + # non-hardened? + if use hardened ; then + cat >> "${ED}/etc/clang/gentoo-hardened.cfg" <<-EOF || die + # Options below are conditional on USE=hardened. + -D_GLIBCXX_ASSERTIONS + + # Analogue to GLIBCXX_ASSERTIONS + # https://libcxx.llvm.org/UsingLibcxx.html#assertions-mode + # https://libcxx.llvm.org/Hardening.html#using-hardened-mode + -D_LIBCPP_HARDENING_MODE=_LIBCPP_HARDENING_MODE_EXTENSIVE + EOF + + cat >> "${ED}/etc/clang/gentoo-hardened-ld.cfg" <<-EOF || die + # Options below are conditional on USE=hardened. + -Wl,-z,now + EOF + fi + + # We only install config files for supported ABIs because unprefixed tools + # might be used for crosscompilation where e.g. PIE may not be supported. + # See bug #912237 and bug #901247. Just ${CHOST} won't do due to bug #912685. + local abi + for abi in $(get_all_abis); do + local abi_chost=$(get_abi_CHOST "${abi}") + doclang_cfg "${abi_chost}" + done +} + +pkg_preinst() { + if has_version -b sys-devel/gcc-config && has_version sys-devel/gcc + then + local gcc_path=$(gcc-config --get-lib-path 2>/dev/null) + if [[ -n ${gcc_path} ]]; then + cat >> "${ED}/etc/clang/gentoo-gcc-install.cfg" <<-EOF + --gcc-install-dir="${gcc_path%%:*}" + EOF + fi + fi +} |