#!/bin/bash

SNAPPY_DIR=/usr/local/snappy
LEVELDB_DIR=/usr/local/leveldb

ROOT_DIR=$(pwd)

SCRIPT_DIR="$( cd "$( dirname "${BASH_SOURCE[0]}" )" && pwd )"

BUILD_DIR=/tmp/build_leveldb

mkdir -p $BUILD_DIR

cd $BUILD_DIR

if [ ! -f $SNAPPY_DIR/lib/libsnappy.a ]; then
    (git clone https://github.com/siddontang/snappy.git ; \
        cd ./snappy && \
        autoreconf --force --install && \
        ./configure --prefix=$SNAPPY_DIR && \
        make && \
        make install && \
        cd ..)
else
    echo "skip install snappy"
fi

cd $BUILD_DIR

if [ ! -f $LEVELDB_DIR/lib/libleveldb.a ]; then
    (git clone git@github.com:google/leveldb.git ; \
        cd ./leveldb && \
        git checkout 47cb9e2a211e1d7157078ba7bab536beb29e56dc && \
        patch -p0 < $SCRIPT_DIR/leveldb.patch
        echo "echo \"PLATFORM_CFLAGS+=-I$SNAPPY_DIR/include\" >> build_config.mk" >> build_detect_platform &&
        echo "echo \"PLATFORM_CXXFLAGS+=-I$SNAPPY_DIR/include\" >> build_config.mk" >> build_detect_platform &&
        echo "echo \"PLATFORM_LDFLAGS+=-L $SNAPPY_DIR/lib -lsnappy\" >> build_config.mk" >> build_detect_platform &&
        make HAVE_SNAPPY=1 && \
        make && \
        mkdir -p $LEVELDB_DIR/include/leveldb && \
        install include/leveldb/*.h $LEVELDB_DIR/include/leveldb && \
        mkdir -p $LEVELDB_DIR/lib && \
        cp -f libleveldb.* $LEVELDB_DIR/lib &&\
        cd ..)
else
    echo "skip install leveldb"
fi

cd $ROOT_DIR