#!/bin/bash
## build-with-docker.sh
## @author gdm85
##
## Script to build c3c for either Ubuntu 21 or 22.
##
#

if [ $# -ne 1 -a $# -ne 2 ]; then
	echo "Usage: build-with-docker.sh (21|22) [Debug|Release]" 1>&2
	exit 1
fi

set -e

DOCKER=docker
DOCKER_RUN=""
IMAGE="c3c-builder"
if type podman 2>/dev/null >/dev/null; then
	DOCKER=podman
	DOCKER_RUN="--userns=keep-id"
	IMAGE="localhost/$IMAGE"
fi

if [ -z "$2" ]; then
	CMAKE_BUILD_TYPE=Debug
else
	CMAKE_BUILD_TYPE="$2"
fi

TAG="$1"
if [ "$1" = 21 ]; then
	UBUNTU_VERSION="21.10"
	LLVM_VERSION="13"
elif [ "$1" = 22 ]; then
	UBUNTU_VERSION="22.04"
	LLVM_VERSION="14"
elif [ "$1" = 22 ]; then
	UBUNTU_VERSION="23.04"
	LLVM_VERSION="15"
else
	echo "ERROR: expected 21, 22 or 23 as Ubuntu version argument" 1>&2
	exit 2
fi
IMAGE="$IMAGE:$TAG"

cd docker && $DOCKER build -t $IMAGE --build-arg UID=$(id -u) --build-arg GID=$(id -g) \
	--build-arg DEPS="llvm-$LLVM_VERSION-dev liblld-$LLVM_VERSION-dev clang-$LLVM_VERSION libllvm$LLVM_VERSION llvm-$LLVM_VERSION-runtime" \
	--build-arg UBUNTU_VERSION="$UBUNTU_VERSION" .
cd ..

rm -rf build bin
mkdir -p build bin

exec $DOCKER run -ti --rm --tmpfs=/tmp $DOCKER_RUN -v "$PWD":/home/c3c/source -w /home/c3c/source $IMAGE bash -c \
	"cd build && cmake -DCMAKE_BUILD_TYPE=$CMAKE_BUILD_TYPE -DC3_LLVM_VERSION=$LLVM_VERSION .. && cmake --build . && mv c3c lib ../bin/"