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# Build dependencies
install_build_dependencies_llvm() {
source "${DIR}/common-functions"
with_sudo apt update -y
dependencies=(
ca-certificates
build-essential
autoconf
automake
groff
gcc
g++
python-dev
python3-distutils
make
git # To check out code
zlib1g-dev
git
)
if [[ "${SANITIZERS[*]}" == "memory" ]]; then
dependencies+=(ninja-build)
fi
#Install essential dependencies
with_sudo apt -y --no-install-recommends install "${dependencies[@]}"
}
install_binary_artifact_llvm() {
# No need to check for optimised, we can build against LLVM with optimised and non-optimised versions
# local enable_optimized=$(to_bool "${ENABLE_OPTIMIZED}")
local enable_debug=$(to_bool "${ENABLE_DEBUG}")
local disable_assertions=$(to_bool "${DISABLE_ASSERTIONS}")
local requires_rtti=$(to_bool "${REQUIRES_RTTI}")
local LLVM_VERSION_MAJOR="${LLVM_VERSION/.*/}"
local LLVM_VERSION_MINOR="${LLVM_VERSION/*./}"
# No support for LLVM packages with debug information, incompatible if requested otherwise
[[ "${enable_debug}" -eq 1 ]] && return 1
# Packages are build with assertions disabled, incompatible if requested otherwise
[[ "${disable_assertions}" -eq 0 ]] && return 1
# Packages are build with RTTI enabled, incompatible if requested otherwise
[[ "${requires_rtti}" -eq 0 ]] && return 1
# Enable/Disable optimized does not matter
source "${DIR}/common-functions"
# Add certificate
with_sudo apt update -y
dependencies=(
ca-certificates
wget
lsb-release
gnupg
)
with_sudo apt -y --no-install-recommends install "${dependencies[@]}"
local version="-${LLVM_VERSION_MAJOR}"
# Add LLVM upstream repository if available
codename="$(lsb_release --codename --short)"
if wget -q "https://apt.llvm.org/${codename}/dists/llvm-toolchain-${codename}${version}/"; then
wget -O - https://apt.llvm.org/llvm-snapshot.gpg.key| with_sudo apt-key add -
apt_entry="deb http://apt.llvm.org/${codename}/ llvm-toolchain-${codename}${version} main"
if ! grep -rq "${apt_entry}" /etc/apt; then
echo "${apt_entry}" | with_sudo tee -a /etc/apt/sources.list
with_sudo apt update -y
fi
fi
dependencies=(
"llvm${version}"
"llvm${version}-dev"
"llvm${version}-runtime"
"clang${version}"
)
#Install essential dependencies
with_sudo apt -y --no-install-recommends install "${dependencies[@]}" || return 1
}
check_llvm_config_version() {
local check_mode=1
strict_mode="$1" # if llvm-config should be checked strictly
local lc=""
lc="$2" # path to llvm-config
# If not set return error
[[ -z "${lc}" ]] && return 1
# First check, if the provided llvm-config is a full path
if [[ ! -f "${lc}" ]]; then
# Nothing found, assume it's just the name of the binary in path, find the path
lc=$(which "${lc}")
# If path not found return error
[[ -z "${lc}" ]] && return 1
fi
local LLVM_VERSION_MAJOR="${LLVM_VERSION/.*/}"
local version="${LLVM_VERSION_MAJOR}"
# Check for llvm-config without suffix but correct version number
[[ $($lc --version) == "${LLVM_VERSION}"* ]] || return 1
# In case correct version numbers are required, return already
[[ "${check_mode}" == "0" ]] && return 0;
local rtti
rtti="$(${lc} --has-rtti)"
local assertion
assertion="$(${lc} --assertion-mode)"
local build_mode
build_mode="$(${lc} --build-mode)"
# Check requested mode with mode of the found item
[[ $(to_bool "${REQUIRES_RTTI}") -eq $(to_bool "${rtti}") ]] || return 1
[[ $(to_bool "${DISABLE_ASSERTIONS}") -ne $(to_bool "${assertion}") ]] || return 1
local shared_mode
shared_mode="$(${lc} --shared-mode)" || return 1
}
# Check if the binary artifact is installed
is_installed_llvm() {
# Check for variables set and not empty
local LLVM_VERSION_MAJOR="${LLVM_VERSION/.*/}"
local version="${LLVM_VERSION_MAJOR}"
# Check for llvm-config without suffix but correct version number
local lc
# First check with the version-specific number
lc=$(which "llvm-config-${LLVM_VERSION_MAJOR}")
check_llvm_config_version 1 "${lc}" && return 0
# As alternative, try the version-less number
lc=$(which "llvm-config")
check_llvm_config_version 1 "${lc}" && return 0
return 1
}
setup_artifact_variables_llvm() {
# Check for variables set and not empty
local LLVM_VERSION_MAJOR="${LLVM_VERSION/.*/}"
local version="${LLVM_VERSION_MAJOR}"
local lc=""
# Check for llvm-config without suffix but correct version number
lc=$(which "llvm-config")
local is_ins=$(check_llvm_config_version 1 "${lc}")
if [[ ! "${is_ins}" ]]; then
# Check if llvm-config with the right version exists
lc=$(which "llvm-config-${version}")
is_ins=$(check_llvm_config_version 1 "${lc}") || return 1
fi
LLVM_CONFIG="${lc}"
LLVM_INSTALL="$(${lc} --bindir)"
BITCODE_CC="${LLVM_INSTALL}/clang"
BITCODE_CXX="${LLVM_INSTALL}/clang++"
LLVM_BIN="${LLVM_INSTALL}/bin"
}
get_build_artifacts_llvm() {
is_installed_llvm
[[ $? -ne 0 ]] && return 1
return 0
}
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