#!/bin/bash

# Build Skia with one of Clang's many sanitizers.
#
# $ tools/xsan_build {address,thread,undefined,etc.} [any other flags to pass to make...]
#
# This script assumes the use of Clang >=3.2.
#
# For more information, see:
#   http://clang.llvm.org/docs/UsersManual.html#controlling-code-generation

set -e
set -x

here=$(cd `dirname $0`; echo `pwd`)
cores=48

echo "Bootstrapping CMake"
pushd $here/../third_party/externals/cmake
./bootstrap --parallel=$cores
make -j $cores cmake
popd

echo "Building Clang"
pushd $here/../third_party/externals/llvm
mkdir -p out/
cd out/
$here/../third_party/externals/cmake/bin/cmake -DCMAKE_BUILD_TYPE=Release -G Ninja ..
ninja
popd

export CC=$here/../third_party/externals/llvm/out/bin/clang
export CXX=$here/../third_party/externals/llvm/out/bin/clang++
$CC --version

if [[ "$1" == "memory" ]]; then
    export GYP_DEFINES="skia_gpu=0 skia_no_fontconfig=1 skia_freetype_static=1 ${GYP_DEFINES}"
fi
export GYP_DEFINES="skia_sanitizer=$1 ${GYP_DEFINES}"

shift
make $@