mirror of
https://github.com/gentoo-mirror/gentoo.git
synced 2026-09-24 04:59:14 -07:00
llvm-utils.eclass: Introduce an eclass for common helpers
Move some reusable functions from llvm.eclass to llvm-utils.eclass. This is with minimal modifications so far (only argument checks were cleaned up). Signed-off-by: Michał Górny <mgorny@gentoo.org>
This commit is contained in:
Michał Górny
115
eclass/llvm-utils.eclass
Normal file
115
eclass/llvm-utils.eclass
Normal file
@@ -0,0 +1,115 @@
|
|||||||
|
# Copyright 2024 Gentoo Authors
|
||||||
|
# Distributed under the terms of the GNU General Public License v2
|
||||||
|
|
||||||
|
# @ECLASS: llvm-utils.eclass
|
||||||
|
# @MAINTAINER:
|
||||||
|
# Michał Górny <mgorny@gentoo.org>
|
||||||
|
# @AUTHOR:
|
||||||
|
# Michał Górny <mgorny@gentoo.org>
|
||||||
|
# @SUPPORTED_EAPIS: 7 8
|
||||||
|
# @BLURB: Common utility functions for building against installed LLVM
|
||||||
|
# @DESCRIPTION:
|
||||||
|
# The utility eclass providing shared functions reused between
|
||||||
|
# llvm.eclass and llvm-r1.eclass. It may also be used directly
|
||||||
|
# in ebuilds.
|
||||||
|
|
||||||
|
case ${EAPI} in
|
||||||
|
7|8) ;;
|
||||||
|
*) die "${ECLASS}: EAPI ${EAPI:-0} not supported" ;;
|
||||||
|
esac
|
||||||
|
|
||||||
|
if [[ ! ${_LLVM_UTILS_ECLASS} ]]; then
|
||||||
|
_LLVM_UTILS_ECLASS=1
|
||||||
|
|
||||||
|
# @FUNCTION: llvm_tuple_to_target
|
||||||
|
# @USAGE: [<tuple>]
|
||||||
|
# @DESCRIPTION:
|
||||||
|
# Translate a tuple into a target suitable for LLVM_TARGETS.
|
||||||
|
# Defaults to ${CHOST} if not specified.
|
||||||
|
llvm_tuple_to_target() {
|
||||||
|
debug-print-function ${FUNCNAME} "${@}"
|
||||||
|
|
||||||
|
[[ ${#} -gt 1 ]] && die "Usage: ${FUNCNAME} [<tuple>]"
|
||||||
|
|
||||||
|
case ${1:-${CHOST}} in
|
||||||
|
aarch64*) echo "AArch64";;
|
||||||
|
amdgcn*) echo "AMDGPU";;
|
||||||
|
arc*) echo "ARC";;
|
||||||
|
arm*) echo "ARM";;
|
||||||
|
avr*) echo "AVR";;
|
||||||
|
bpf*) echo "BPF";;
|
||||||
|
csky*) echo "CSKY";;
|
||||||
|
loong*) echo "LoongArch";;
|
||||||
|
m68k*) echo "M68k";;
|
||||||
|
mips*) echo "Mips";;
|
||||||
|
msp430*) echo "MSP430";;
|
||||||
|
nvptx*) echo "NVPTX";;
|
||||||
|
powerpc*) echo "PowerPC";;
|
||||||
|
riscv*) echo "RISCV";;
|
||||||
|
sparc*) echo "Sparc";;
|
||||||
|
s390*) echo "SystemZ";;
|
||||||
|
x86_64*|i?86*) echo "X86";;
|
||||||
|
xtensa*) echo "Xtensa";;
|
||||||
|
*) die "Unknown LLVM target for tuple ${1:-${CHOST}}"
|
||||||
|
esac
|
||||||
|
}
|
||||||
|
|
||||||
|
# @FUNCTION: llvm_fix_clang_version
|
||||||
|
# @USAGE: <variable-name>...
|
||||||
|
# @DESCRIPTION:
|
||||||
|
# Fix the clang compiler name in specified variables to include
|
||||||
|
# the major version, to prevent PATH alterations from forcing an older
|
||||||
|
# clang version being used.
|
||||||
|
llvm_fix_clang_version() {
|
||||||
|
debug-print-function ${FUNCNAME} "${@}"
|
||||||
|
|
||||||
|
local shopt_save=$(shopt -p -o noglob)
|
||||||
|
set -f
|
||||||
|
local var
|
||||||
|
for var; do
|
||||||
|
local split=( ${!var} )
|
||||||
|
case ${split[0]} in
|
||||||
|
*clang|*clang++|*clang-cpp)
|
||||||
|
local version=()
|
||||||
|
read -r -a version < <("${split[0]}" --version)
|
||||||
|
local major=${version[-1]%%.*}
|
||||||
|
if [[ -n ${major//[0-9]} ]]; then
|
||||||
|
die "${var}=${!var} produced invalid --version: ${version[*]}"
|
||||||
|
fi
|
||||||
|
|
||||||
|
split[0]+=-${major}
|
||||||
|
if ! type -P "${split[0]}" &>/dev/null; then
|
||||||
|
die "${split[0]} does not seem to exist"
|
||||||
|
fi
|
||||||
|
declare -g "${var}=${split[*]}"
|
||||||
|
;;
|
||||||
|
esac
|
||||||
|
done
|
||||||
|
${shopt_save}
|
||||||
|
}
|
||||||
|
|
||||||
|
# @FUNCTION: llvm_fix_tool_path
|
||||||
|
# @USAGE: <variable-name>...
|
||||||
|
# @DESCRIPTION:
|
||||||
|
# Fix the LLVM tools referenced in the specified variables to their
|
||||||
|
# current location, to prevent PATH alterations from forcing older
|
||||||
|
# versions being used.
|
||||||
|
llvm_fix_tool_path() {
|
||||||
|
debug-print-function ${FUNCNAME} "${@}"
|
||||||
|
|
||||||
|
local shopt_save=$(shopt -p -o noglob)
|
||||||
|
set -f
|
||||||
|
local var
|
||||||
|
for var; do
|
||||||
|
local split=( ${!var} )
|
||||||
|
local path=$(type -P ${split[0]} 2>/dev/null)
|
||||||
|
# if it resides in one of the LLVM prefixes, it's an LLVM tool!
|
||||||
|
if [[ ${path} == "${BROOT}/usr/lib/llvm"* ]]; then
|
||||||
|
split[0]=${path}
|
||||||
|
declare -g "${var}=${split[*]}"
|
||||||
|
fi
|
||||||
|
done
|
||||||
|
${shopt_save}
|
||||||
|
}
|
||||||
|
|
||||||
|
fi
|
||||||
@@ -7,6 +7,7 @@
|
|||||||
# @AUTHOR:
|
# @AUTHOR:
|
||||||
# Michał Górny <mgorny@gentoo.org>
|
# Michał Górny <mgorny@gentoo.org>
|
||||||
# @SUPPORTED_EAPIS: 7 8
|
# @SUPPORTED_EAPIS: 7 8
|
||||||
|
# @PROVIDES: llvm-utils
|
||||||
# @BLURB: Utility functions to build against slotted LLVM
|
# @BLURB: Utility functions to build against slotted LLVM
|
||||||
# @DESCRIPTION:
|
# @DESCRIPTION:
|
||||||
# The llvm.eclass provides utility functions that can be used to build
|
# The llvm.eclass provides utility functions that can be used to build
|
||||||
@@ -64,6 +65,8 @@ esac
|
|||||||
if [[ ! ${_LLVM_ECLASS} ]]; then
|
if [[ ! ${_LLVM_ECLASS} ]]; then
|
||||||
_LLVM_ECLASS=1
|
_LLVM_ECLASS=1
|
||||||
|
|
||||||
|
inherit llvm-utils
|
||||||
|
|
||||||
# make sure that the versions installing straight into /usr/bin
|
# make sure that the versions installing straight into /usr/bin
|
||||||
# are uninstalled
|
# are uninstalled
|
||||||
DEPEND="!!sys-devel/llvm:0"
|
DEPEND="!!sys-devel/llvm:0"
|
||||||
@@ -174,95 +177,6 @@ get_llvm_prefix() {
|
|||||||
echo "${prefix}/usr/lib/llvm/$(get_llvm_slot "${@}")"
|
echo "${prefix}/usr/lib/llvm/$(get_llvm_slot "${@}")"
|
||||||
}
|
}
|
||||||
|
|
||||||
# @FUNCTION: llvm_tuple_to_target
|
|
||||||
# @USAGE: [<tuple>]
|
|
||||||
# @DESCRIPTION:
|
|
||||||
# Translate a tuple into a target suitable for LLVM_TARGETS.
|
|
||||||
# Defaults to ${CHOST} if not specified.
|
|
||||||
llvm_tuple_to_target() {
|
|
||||||
debug-print-function ${FUNCNAME} "${@}"
|
|
||||||
|
|
||||||
case ${1:-${CHOST}} in
|
|
||||||
aarch64*) echo "AArch64";;
|
|
||||||
amdgcn*) echo "AMDGPU";;
|
|
||||||
arc*) echo "ARC";;
|
|
||||||
arm*) echo "ARM";;
|
|
||||||
avr*) echo "AVR";;
|
|
||||||
bpf*) echo "BPF";;
|
|
||||||
csky*) echo "CSKY";;
|
|
||||||
loong*) echo "LoongArch";;
|
|
||||||
m68k*) echo "M68k";;
|
|
||||||
mips*) echo "Mips";;
|
|
||||||
msp430*) echo "MSP430";;
|
|
||||||
nvptx*) echo "NVPTX";;
|
|
||||||
powerpc*) echo "PowerPC";;
|
|
||||||
riscv*) echo "RISCV";;
|
|
||||||
sparc*) echo "Sparc";;
|
|
||||||
s390*) echo "SystemZ";;
|
|
||||||
x86_64*|i?86*) echo "X86";;
|
|
||||||
xtensa*) echo "Xtensa";;
|
|
||||||
*) die "Unknown LLVM target for tuple ${1:-${CHOST}}"
|
|
||||||
esac
|
|
||||||
}
|
|
||||||
|
|
||||||
# @FUNCTION: llvm_fix_clang_version
|
|
||||||
# @USAGE: <variable-name>...
|
|
||||||
# @DESCRIPTION:
|
|
||||||
# Fix the clang compiler name in specified variables to include
|
|
||||||
# the major version, to prevent PATH alterations from forcing an older
|
|
||||||
# clang version being used.
|
|
||||||
llvm_fix_clang_version() {
|
|
||||||
debug-print-function ${FUNCNAME} "${@}"
|
|
||||||
|
|
||||||
local shopt_save=$(shopt -p -o noglob)
|
|
||||||
set -f
|
|
||||||
local var
|
|
||||||
for var; do
|
|
||||||
local split=( ${!var} )
|
|
||||||
case ${split[0]} in
|
|
||||||
*clang|*clang++|*clang-cpp)
|
|
||||||
local version=()
|
|
||||||
read -r -a version < <("${split[0]}" --version)
|
|
||||||
local major=${version[-1]%%.*}
|
|
||||||
if [[ -n ${major//[0-9]} ]]; then
|
|
||||||
die "${var}=${!var} produced invalid --version: ${version[*]}"
|
|
||||||
fi
|
|
||||||
|
|
||||||
split[0]+=-${major}
|
|
||||||
if ! type -P "${split[0]}" &>/dev/null; then
|
|
||||||
die "${split[0]} does not seem to exist"
|
|
||||||
fi
|
|
||||||
declare -g "${var}=${split[*]}"
|
|
||||||
;;
|
|
||||||
esac
|
|
||||||
done
|
|
||||||
${shopt_save}
|
|
||||||
}
|
|
||||||
|
|
||||||
# @FUNCTION: llvm_fix_tool_path
|
|
||||||
# @USAGE: <variable-name>...
|
|
||||||
# @DESCRIPTION:
|
|
||||||
# Fix the LLVM tools referenced in the specified variables to their
|
|
||||||
# current location, to prevent PATH alterations from forcing older
|
|
||||||
# versions being used.
|
|
||||||
llvm_fix_tool_path() {
|
|
||||||
debug-print-function ${FUNCNAME} "${@}"
|
|
||||||
|
|
||||||
local shopt_save=$(shopt -p -o noglob)
|
|
||||||
set -f
|
|
||||||
local var
|
|
||||||
for var; do
|
|
||||||
local split=( ${!var} )
|
|
||||||
local path=$(type -P ${split[0]} 2>/dev/null)
|
|
||||||
# if it resides in one of the LLVM prefixes, it's an LLVM tool!
|
|
||||||
if [[ ${path} == "${BROOT}/usr/lib/llvm"* ]]; then
|
|
||||||
split[0]=${path}
|
|
||||||
declare -g "${var}=${split[*]}"
|
|
||||||
fi
|
|
||||||
done
|
|
||||||
${shopt_save}
|
|
||||||
}
|
|
||||||
|
|
||||||
# @FUNCTION: llvm_pkg_setup
|
# @FUNCTION: llvm_pkg_setup
|
||||||
# @DESCRIPTION:
|
# @DESCRIPTION:
|
||||||
# Prepend the appropriate executable directory for the newest
|
# Prepend the appropriate executable directory for the newest
|
||||||
|
|||||||
82
eclass/tests/llvm-utils.sh
Executable file
82
eclass/tests/llvm-utils.sh
Executable file
@@ -0,0 +1,82 @@
|
|||||||
|
#!/bin/bash
|
||||||
|
# Copyright 2024 Gentoo Authors
|
||||||
|
# Distributed under the terms of the GNU General Public License v2
|
||||||
|
|
||||||
|
source tests-common.sh || exit
|
||||||
|
|
||||||
|
EAPI=8
|
||||||
|
|
||||||
|
inherit llvm-utils
|
||||||
|
|
||||||
|
test_fix_clang_version() {
|
||||||
|
local var=${1}
|
||||||
|
local tool=${2}
|
||||||
|
local version=${3}
|
||||||
|
local expected=${4}
|
||||||
|
|
||||||
|
eval "${tool}() {
|
||||||
|
cat <<-EOF
|
||||||
|
clang version ${version}
|
||||||
|
Target: x86_64-pc-linux-gnu
|
||||||
|
Thread model: posix
|
||||||
|
InstalledDir: /usr/lib/llvm/17/bin
|
||||||
|
Configuration file: /etc/clang/x86_64-pc-linux-gnu-clang.cfg
|
||||||
|
EOF
|
||||||
|
}"
|
||||||
|
|
||||||
|
declare -g ${var}=${tool}
|
||||||
|
tbegin "llvm_fix_clang_version ${var}=${tool} for ${version}"
|
||||||
|
llvm_fix_clang_version "${var}"
|
||||||
|
if [[ ${!var} != ${expected} ]]; then
|
||||||
|
eerror "llvm_fix_clang_version ${var}"
|
||||||
|
eerror " gave: ${!var}"
|
||||||
|
eerror "expected: ${expected}"
|
||||||
|
fi
|
||||||
|
tend ${?}
|
||||||
|
}
|
||||||
|
|
||||||
|
test_fix_tool_path() {
|
||||||
|
local var=${1}
|
||||||
|
local tool=${2}
|
||||||
|
local expected_subst=${3}
|
||||||
|
local expected=${tool}
|
||||||
|
|
||||||
|
tbegin "llvm_fix_tool_path ${1}=${2} (from llvm? ${expected_subst})"
|
||||||
|
|
||||||
|
local matches=( "${BROOT}"/usr/lib/llvm/*/bin/"${tool}" )
|
||||||
|
if [[ ${expected_subst} == 1 ]]; then
|
||||||
|
if [[ ! -x ${matches[0]} ]]; then
|
||||||
|
ewarn "- skipping, test requires ${tool}"
|
||||||
|
return
|
||||||
|
fi
|
||||||
|
|
||||||
|
expected=${matches[0]}
|
||||||
|
local -x PATH=${matches[0]%/*}
|
||||||
|
else
|
||||||
|
local -x PATH=
|
||||||
|
fi
|
||||||
|
|
||||||
|
declare -g ${var}=${tool}
|
||||||
|
llvm_fix_tool_path "${var}"
|
||||||
|
if [[ ${!var} != ${expected} ]]; then
|
||||||
|
eerror "llvm_fix_tool_path ${var}"
|
||||||
|
eerror " gave: ${!var}"
|
||||||
|
eerror "expected: ${expected}"
|
||||||
|
fi
|
||||||
|
tend ${?}
|
||||||
|
}
|
||||||
|
|
||||||
|
test_fix_clang_version CC clang 19.0.0git78b4e7c5 clang-19
|
||||||
|
test_fix_clang_version CC clang 17.0.6 clang-17
|
||||||
|
test_fix_clang_version CXX clang++ 17.0.6 clang++-17
|
||||||
|
test_fix_clang_version CC x86_64-pc-linux-gnu-clang 17.0.6 \
|
||||||
|
x86_64-pc-linux-gnu-clang-17
|
||||||
|
test_fix_clang_version CC clang-17 n/a clang-17
|
||||||
|
test_fix_clang_version CC gcc n/a gcc
|
||||||
|
|
||||||
|
test_fix_tool_path AR llvm-ar 1
|
||||||
|
test_fix_tool_path RANLIB llvm-ranlib 1
|
||||||
|
test_fix_tool_path AR ar 1
|
||||||
|
test_fix_tool_path AR ar 0
|
||||||
|
|
||||||
|
texit
|
||||||
Reference in New Issue
Block a user