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#!/bin/bash
# Copyright (c) 2011 The Chromium Authors. All rights reserved.
# Use of this source code is governed by a BSD-style license that can be
# found in the LICENSE file.
# This script will check out llvm and clang into third_party/llvm and build it.
CLANG_REVISION=126303
THIS_DIR=$(dirname $0)
LLVM_DIR=$THIS_DIR/../../../third_party/llvm
CLANG_DIR=$LLVM_DIR/tools/clang
# Die if any command dies.
set -e
# Echo all commands.
set -x
# Build clang.
# Check out.
svn co --force http://llvm.org/svn/llvm-project/llvm/trunk@$CLANG_REVISION $LLVM_DIR
svn co --force http://llvm.org/svn/llvm-project/cfe/trunk@$CLANG_REVISION $CLANG_DIR
# Build (in a separate directory).
# The clang bots have this path hardcoded in built/scripts/slave/compile.py,
# so if you change it you also need to change these links.
mkdir -p $LLVM_DIR/../llvm-build
cd $LLVM_DIR/../llvm-build
if [ ! -f ./config.status ]; then
../llvm/configure --enable-optimized
fi
# TODO(thakis): Make this the number of cores (use |sysctl hw.ncpu| on OS X and
# some grepping of /proc/cpuinfo on linux).
make -j3
cd -
# Build plugin.
# Copy it into the clang tree and use clang's build system to compile the
# plugin.
PLUGIN_SRC_DIR=$THIS_DIR/../plugins
PLUGIN_DST_DIR=$LLVM_DIR/../llvm/tools/clang/tools/chrome-plugin
PLUGIN_BUILD_DIR=$LLVM_DIR/../llvm-build/tools/clang/tools/chrome-plugin
rm -rf $PLUGIN_DST_DIR
cp -R $PLUGIN_SRC_DIR $PLUGIN_DST_DIR
rm -rf $PLUGIN_BUILD_DIR
mkdir -p $PLUGIN_BUILD_DIR
cp $PLUGIN_SRC_DIR/Makefile $PLUGIN_BUILD_DIR
cd $PLUGIN_BUILD_DIR
make -j3
cd -
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