#!/usr/bin/env bash

set -e
set -u

SCRIPT_PATH=$(dirname $([ -L $0 ] && echo "$(dirname $0)/$(readlink -n $0)" || echo $0))
SCRIPT_PATH_ABSOLUTE=`pushd ${SCRIPT_PATH} >> /dev/null; pwd; popd >> /dev/null`

if [[ ! -x /usr/bin/g++ ]]; then
    echo /usr/bin/g++ not found
    exit 1
fi

HOST=`uname -a | awk '{print tolower($1);}' | sed -e 's/darwin/mac/'`

if [[ `uname -a` == *"aarch64"* || `uname -a` == *"arm64"* ]]; then
	HOST+="-arm64"
fi

echo "protocCppPlugin platform: ${HOST}"
echo "Building protocCppPlugin3..."

pushd ${SCRIPT_PATH} >> /dev/null

GIT_ROOT=`git rev-parse --show-toplevel`
PROTOBUF_LOC="${GIT_ROOT}/3rd/protobuf/${HOST}"
INCLUDES="${PROTOBUF_LOC}/include"
LIBS="${PROTOBUF_LOC}/lib"
SRCS=`find . -type f -iname "*.cpp"`
OUTPUT="${SCRIPT_PATH_ABSOLUTE}/protocCppPlugin3"

EXTRA_ARGS=""
if [[ $(uname -a) == *"Darwin"* ]]; then
	EXTRA_ARGS="--sysroot $(xcrun --show-sdk-path)"
fi


/usr/bin/g++                          \
    -no-pie			      \
    --std=c++14                       \
    -I.  -I${INCLUDES}                \
    ${SRCS}                           \
    -o ${OUTPUT}                      \
    -L${LIBS}                         \
    ${LIBS}/libprotoc.a               \
    ${LIBS}/libprotobuf.a             \
    ${EXTRA_ARGS}		      \
    -lpthread

popd >> /dev/null