#!/usr/bin/env sh

set -eu

: ${CPPFLAGS=}

: ${CXXFLAGS=}

: ${LDFLAGS=}

: ${LLVM_CONFIG=}

CXXFLAGS="$CXXFLAGS -std=c++14"

DISABLED_WARNINGS="-Wno-switch -Wno-macro-redefined -Wno-unused-value"

LDFLAGS="$LDFLAGS -pthread -lm"

OS_ARCH="$(uname -m)"

OS_NAME="$(uname -s)"

if [ -d ".git" ] && [ -n "$(command -v git)" ]; then

GIT_SHA=$(git show --pretty='%h' --no-patch --no-notes HEAD)

GIT_DATE=$(git show "--pretty=%cd" "--date=format:%Y-%m" --no-patch --no-notes HEAD)

CPPFLAGS="$CPPFLAGS -DGIT_SHA=\"$GIT_SHA\""

else

GIT_DATE=$(date +"%Y-%m")

CPPFLAGS="$CPPFLAGS -DODIN_VERSION_RAW=\"dev-$GIT_DATE\""

error() {

printf "ERROR: %s\n" "$1"

exit 1

}

Brew advises people not to add llvm to their $PATH, so try and use brew to find it.

if [ -z "$LLVM_CONFIG" ] && [ -n "$(command -v brew)" ]; then

if [ -n "$(command -v $(brew --prefix llvm@20)/bin/llvm-config)" ]; then LLVM_CONFIG="$(brew --prefix llvm@20)/bin/llvm-config"

elif [ -n "$(command -v $(brew --prefix llvm@19)/bin/llvm-config)" ]; then LLVM_CONFIG="$(brew --prefix llvm@19)/bin/llvm-config"

elif [ -n "$(command -v $(brew --prefix llvm@18)/bin/llvm-config)" ]; then LLVM_CONFIG="$(brew --prefix llvm@18)/bin/llvm-config"

elif [ -n "$(command -v $(brew --prefix llvm@17)/bin/llvm-config)" ]; then LLVM_CONFIG="$(brew --prefix llvm@17)/bin/llvm-config"

elif [ -n "$(command -v $(brew --prefix llvm@14)/bin/llvm-config)" ]; then LLVM_CONFIG="$(brew --prefix llvm@14)/bin/llvm-config"

if [ -z "$LLVM_CONFIG" ]; then

darwin, linux, openbsd

if [ -n "$(command -v llvm-config-20)" ]; then LLVM_CONFIG="llvm-config-20"

elif [ -n "$(command -v llvm-config-19)" ]; then LLVM_CONFIG="llvm-config-19"

elif [ -n "$(command -v llvm-config-18)" ]; then LLVM_CONFIG="llvm-config-18"

elif [ -n "$(command -v llvm-config-17)" ]; then LLVM_CONFIG="llvm-config-17"

elif [ -n "$(command -v llvm-config-14)" ]; then LLVM_CONFIG="llvm-config-14"

elif [ -n "$(command -v llvm-config-13)" ]; then LLVM_CONFIG="llvm-config-13"

elif [ -n "$(command -v llvm-config-12)" ]; then LLVM_CONFIG="llvm-config-12"

elif [ -n "$(command -v llvm-config-11)" ]; then LLVM_CONFIG="llvm-config-11"

freebsd

elif [ -n "$(command -v llvm-config20)" ]; then LLVM_CONFIG="llvm-config20"

elif [ -n "$(command -v llvm-config19)" ]; then LLVM_CONFIG="llvm-config19"

elif [ -n "$(command -v llvm-config18)" ]; then LLVM_CONFIG="llvm-config18"

elif [ -n "$(command -v llvm-config17)" ]; then LLVM_CONFIG="llvm-config17"

elif [ -n "$(command -v llvm-config14)" ]; then LLVM_CONFIG="llvm-config14"

elif [ -n "$(command -v llvm-config13)" ]; then LLVM_CONFIG="llvm-config13"

elif [ -n "$(command -v llvm-config12)" ]; then LLVM_CONFIG="llvm-config12"

elif [ -n "$(command -v llvm-config11)" ]; then LLVM_CONFIG="llvm-config11"

fallback

elif [ -n "$(command -v llvm-config)" ]; then LLVM_CONFIG="llvm-config"

else

error "No llvm-config command found. Set LLVM_CONFIG to proceed."

if [ -x "$(which clang++)" ]; then

: ${CXX="clang++"}

elif [ -x "$($LLVM_CONFIG --bindir)/clang++" ]; then

: ${CXX=$($LLVM_CONFIG --bindir)/clang++}

else

error "No clang++ command found. Set CXX to proceed."

LLVM_VERSION="$($LLVM_CONFIG --version)"

LLVM_VERSION_MAJOR="$(echo $LLVM_VERSION | awk -F. '{print $1}')"

LLVM_VERSION_MINOR="$(echo $LLVM_VERSION | awk -F. '{print $2}')"

LLVM_VERSION_PATCH="$(echo $LLVM_VERSION | awk -F. '{print $3}')"

if [ $LLVM_VERSION_MAJOR -lt 11 ] || ([ $LLVM_VERSION_MAJOR -gt 14 ] && [ $LLVM_VERSION_MAJOR -lt 17 ]) || [ $LLVM_VERSION_MAJOR -gt 20 ]; then

error "Invalid LLVM version $LLVM_VERSION: must be 11, 12, 13, 14, 17, 18, 19 or 20"

case "$OS_NAME" in

Darwin)

if [ "$OS_ARCH" = "arm64" ]; then

if [ $LLVM_VERSION_MAJOR -lt 13 ]; then

error "Invalid LLVM version $LLVM_VERSION: Darwin Arm64 requires LLVM 13, 14, 17, 18, 19 or 20"

darwin_sysroot=

if [ $(which xcrun) ]; then

darwin_sysroot="--sysroot $(xcrun --sdk macosx --show-sdk-path)"

elif [[ -e "/Library/Developer/CommandLineTools/SDKs/MacOSX.sdk" ]]; then

darwin_sysroot="--sysroot /Library/Developer/CommandLineTools/SDKs/MacOSX.sdk"

else

echo "Warning: MacOSX.sdk not found."

CXXFLAGS="$CXXFLAGS $($LLVM_CONFIG --cxxflags --ldflags) ${darwin_sysroot}"

LDFLAGS="$LDFLAGS -liconv -ldl -framework System -lLLVM"

;;

FreeBSD)

CXXFLAGS="$CXXFLAGS $($LLVM_CONFIG --cxxflags --ldflags)"

LDFLAGS="$LDFLAGS -lstdc++ $($LLVM_CONFIG --libs core native --system-libs)"

;;

NetBSD)

CXXFLAGS="$CXXFLAGS $($LLVM_CONFIG --cxxflags --ldflags)"

LDFLAGS="$LDFLAGS -lstdc++ $($LLVM_CONFIG --libs core native --system-libs)"

;;

Linux)

CXXFLAGS="$CXXFLAGS $($LLVM_CONFIG --cxxflags --ldflags)"

LDFLAGS="$LDFLAGS -lstdc++ -ldl $($LLVM_CONFIG --libs core native --system-libs --libfiles)"

Copy libLLVM*.so into current directory for linking

NOTE: This is needed by the Linux release pipeline!

cp $(readlink -f $($LLVM_CONFIG --libfiles)) ./

LDFLAGS="$LDFLAGS -Wl,-rpath=\$ORIGIN"

;;

OpenBSD)

CXXFLAGS="$CXXFLAGS -I/usr/local/include $($LLVM_CONFIG --cxxflags --ldflags)"

LDFLAGS="$LDFLAGS -lstdc++ -L/usr/local/lib -liconv"

LDFLAGS="$LDFLAGS $($LLVM_CONFIG --libs core native --system-libs)"

;;

Haiku)

CXXFLAGS="$CXXFLAGS -D_GNU_SOURCE $($LLVM_CONFIG --cxxflags --ldflags) -I/system/develop/headers/private/shared -I/system/develop/headers/private/kernel"

LDFLAGS="$LDFLAGS -lstdc++ -liconv"

LDFLAGS="$LDFLAGS $($LLVM_CONFIG --libs core native --system-libs)"

;;

error "Platform \"$OS_NAME\" unsupported"

;;

esac

build_odin() {

case $1 in

debug)

EXTRAFLAGS="-g"

;;

release)

EXTRAFLAGS="-O3"

;;

release-native)

if [ "$OS_ARCH" = "arm64" ] || [ "$OS_ARCH" = "aarch64" ]; then

Use preferred flag for Arm (ie arm64 / aarch64 / etc)

EXTRAFLAGS="-O3 -mcpu=native"

else

Use preferred flag for x86 / amd64

EXTRAFLAGS="-O3 -march=native"

;;

nightly)

EXTRAFLAGS="-DNIGHTLY -O3"

;;

error "Build mode \"$1\" unsupported!"

;;

esac

set -x

$CXX src/main.cpp src/libtommath.cpp $DISABLED_WARNINGS $CPPFLAGS $CXXFLAGS $EXTRAFLAGS $LDFLAGS -o odin

set +x

}

run_demo() {

./odin run examples/demo -vet -strict-style -- Hellope World

}

if [ $# -eq 0 ]; then

build_odin debug

run_demo

: ${PROGRAM:=$0}

printf "\nDebug compiler built. Note: run \"$PROGRAM release\" or \"$PROGRAM release-native\" if you want a faster, release mode compiler.\n"

elif [ $# -eq 1 ]; then

case $1 in

report)

if [ ! -f "./odin" ]; then

build_odin debug

run_demo

./odin report

;;

debug)

build_odin debug

run_demo

;;

build_odin $1

;;

esac

else

error "Too many arguments!"

Source