Update from https://crrev.com/333737

tools/clang/scripts/package.sh

-#!/bin/bash
-# Copyright (c) 2012 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, and then package the results up
-# to a tgz file.
-
-gcc_toolchain=
-
-# Parse command line options.
-while [[ $# > 0 ]]; do
-  case $1 in
-    --gcc-toolchain)
-      shift
-      if [[ $# == 0 ]]; then
-        echo "--gcc-toolchain requires an argument."
-        exit 1
-      fi
-      if [[ -x "$1/bin/gcc" ]]; then
-        gcc_toolchain=$1
-      else
-        echo "Invalid --gcc-toolchain: '$1'."
-        echo "'$1/bin/gcc' does not appear to be valid."
-        exit 1
-      fi
-      ;;
-
-    --help)
-      echo "usage: $0 [--gcc-toolchain <prefix>]"
-      echo
-      echo "--gcc-toolchain: Set the prefix for which GCC version should"
-      echo "    be used for building. For example, to use gcc in"
-      echo "    /opt/foo/bin/gcc, use '--gcc-toolchain '/opt/foo"
-      echo
-      exit 1
-      ;;
-    *)
-      echo "Unknown argument: '$1'."
-      echo "Use --help for help."
-      exit 1
-      ;;
-  esac
-  shift
-done
-
-
-THIS_DIR="$(dirname "${0}")"
-LLVM_DIR="${THIS_DIR}/../../../third_party/llvm"
-LLVM_BOOTSTRAP_DIR="${THIS_DIR}/../../../third_party/llvm-bootstrap"
-LLVM_BOOTSTRAP_INSTALL_DIR="${LLVM_DIR}/../llvm-bootstrap-install"
-LLVM_BUILD_DIR="${THIS_DIR}/../../../third_party/llvm-build"
-LLVM_BIN_DIR="${LLVM_BUILD_DIR}/Release+Asserts/bin"
-LLVM_LIB_DIR="${LLVM_BUILD_DIR}/Release+Asserts/lib"
-STAMP_FILE="${LLVM_DIR}/../llvm-build/cr_build_revision"
-
-echo "Diff in llvm:" | tee buildlog.txt
-svn stat "${LLVM_DIR}" 2>&1 | tee -a buildlog.txt
-svn diff "${LLVM_DIR}" 2>&1 | tee -a buildlog.txt
-echo "Diff in llvm/tools/clang:" | tee -a buildlog.txt
-svn stat "${LLVM_DIR}/tools/clang" 2>&1 | tee -a buildlog.txt
-svn diff "${LLVM_DIR}/tools/clang" 2>&1 | tee -a buildlog.txt
-echo "Diff in llvm/compiler-rt:" | tee -a buildlog.txt
-svn stat "${LLVM_DIR}/compiler-rt" 2>&1 | tee -a buildlog.txt
-svn diff "${LLVM_DIR}/compiler-rt" 2>&1 | tee -a buildlog.txt
-echo "Diff in llvm/projects/libcxx:" | tee -a buildlog.txt
-svn stat "${LLVM_DIR}/projects/libcxx" 2>&1 | tee -a buildlog.txt
-svn diff "${LLVM_DIR}/projects/libcxx" 2>&1 | tee -a buildlog.txt
-echo "Diff in llvm/projects/libcxxabi:" | tee -a buildlog.txt
-svn stat "${LLVM_DIR}/projects/libcxxabi" 2>&1 | tee -a buildlog.txt
-svn diff "${LLVM_DIR}/projects/libcxxabi" 2>&1 | tee -a buildlog.txt
-
-
-echo "Starting build" | tee -a buildlog.txt
-
-set -exu
-set -o pipefail
-
-# Do a clobber build.
-rm -rf "${LLVM_BOOTSTRAP_DIR}"
-rm -rf "${LLVM_BOOTSTRAP_INSTALL_DIR}"
-rm -rf "${LLVM_BUILD_DIR}"
-extra_flags=
-if [[ -n "${gcc_toolchain}" ]]; then
-  extra_flags="--gcc-toolchain ${gcc_toolchain}"
-fi
-"${THIS_DIR}"/update.sh --bootstrap --force-local-build --run-tests \
-    ${extra_flags} 2>&1 | tee -a buildlog.txt
-
-R=$(cat "${STAMP_FILE}")
-
-PDIR=clang-$R
-rm -rf $PDIR
-mkdir $PDIR
-mkdir $PDIR/bin
-mkdir $PDIR/lib
-
-GOLDDIR=llvmgold-$R
-if [ "$(uname -s)" = "Linux" ]; then
-  mkdir -p $GOLDDIR/lib
-fi
-
-if [ "$(uname -s)" = "Darwin" ]; then
-  SO_EXT="dylib"
-else
-  SO_EXT="so"
-fi
-
-# Copy buildlog over.
-cp buildlog.txt $PDIR/
-
-# Copy clang into pdir, symlink clang++ to it.
-cp "${LLVM_BIN_DIR}/clang" $PDIR/bin/
-(cd $PDIR/bin && ln -sf clang clang++)
-cp "${LLVM_BIN_DIR}/llvm-symbolizer" $PDIR/bin/
-if [ "$(uname -s)" = "Darwin" ]; then
-  cp "${LLVM_BIN_DIR}/libc++.1.${SO_EXT}" $PDIR/bin/
-  (cd $PDIR/bin && ln -sf libc++.1.dylib libc++.dylib)
-fi
-
-# Copy libc++ headers.
-if [ "$(uname -s)" = "Darwin" ]; then
-  mkdir $PDIR/include
-  cp -R "${LLVM_BOOTSTRAP_INSTALL_DIR}/include/c++" $PDIR/include
-fi
-
-# Copy plugins. Some of the dylibs are pretty big, so copy only the ones we
-# care about.
-cp "${LLVM_LIB_DIR}/libFindBadConstructs.${SO_EXT}" $PDIR/lib
-cp "${LLVM_LIB_DIR}/libBlinkGCPlugin.${SO_EXT}" $PDIR/lib
-
-# Copy gold plugin on Linux.
-if [ "$(uname -s)" = "Linux" ]; then
-  cp "${LLVM_LIB_DIR}/LLVMgold.${SO_EXT}" $GOLDDIR/lib
-fi
-
-if [[ -n "${gcc_toolchain}" ]]; then
-  # Copy the stdlibc++.so.6 we linked Clang against so it can run.
-  cp "${LLVM_LIB_DIR}/libstdc++.so.6" $PDIR/lib
-fi
-
-# Copy built-in headers (lib/clang/3.x.y/include).
-# compiler-rt builds all kinds of libraries, but we want only some.
-if [ "$(uname -s)" = "Darwin" ]; then
-  # Keep only the OSX (ASan and profile) and iossim (ASan) runtime libraries:
-  # Release+Asserts/lib/clang/*/lib/darwin/libclang_rt.{asan,profile}_*
-  find "${LLVM_LIB_DIR}/clang" -type f -path '*lib/darwin*' \
-       ! -name '*asan_osx*' ! -name '*asan_iossim*' ! -name '*profile_osx*' | \
-      xargs rm
-  # Fix LC_ID_DYLIB for the ASan dynamic libraries to be relative to
-  # @executable_path.
-  # TODO(glider): this is transitional. We'll need to fix the dylib name
-  # either in our build system, or in Clang. See also http://crbug.com/344836.
-  ASAN_DYLIB_NAMES="libclang_rt.asan_osx_dynamic.dylib
-    libclang_rt.asan_iossim_dynamic.dylib"
-  for ASAN_DYLIB_NAME in $ASAN_DYLIB_NAMES
-  do
-    ASAN_DYLIB=$(find "${LLVM_LIB_DIR}/clang" \
-                      -type f -path "*${ASAN_DYLIB_NAME}")
-    install_name_tool -id @executable_path/${ASAN_DYLIB_NAME} "${ASAN_DYLIB}"
-    strip -x "${ASAN_DYLIB}"
-  done
-else
-  # Keep only
-  # Release+Asserts/lib/clang/*/lib/linux/libclang_rt.{[atm]san,san,ubsan,profile}-*.a
-  # , but not dfsan.
-  find "${LLVM_LIB_DIR}/clang" -type f -path '*lib/linux*' \
-       ! -name '*[atm]san*' ! -name '*ubsan*' ! -name '*libclang_rt.san*' \
-       ! -name '*profile*' | xargs rm -v
-  # Strip the debug info from the runtime libraries.
-  find "${LLVM_LIB_DIR}/clang" -type f -path '*lib/linux*' ! -name '*.syms' | xargs strip -g
-fi
-
-cp -vR "${LLVM_LIB_DIR}/clang" $PDIR/lib
-
-if [ "$(uname -s)" = "Darwin" ]; then
-  tar zcf $PDIR.tgz -C $PDIR bin include lib buildlog.txt
-else
-  tar zcf $PDIR.tgz -C $PDIR bin lib buildlog.txt
-fi
-
-if [ "$(uname -s)" = "Linux" ]; then
-  tar zcf $GOLDDIR.tgz -C $GOLDDIR lib
-fi
-
-if [ "$(uname -s)" = "Darwin" ]; then
-  PLATFORM=Mac
-else
-  PLATFORM=Linux_x64
-fi
-
-echo To upload, run:
-echo gsutil cp -a public-read $PDIR.tgz \
-     gs://chromium-browser-clang/$PLATFORM/$PDIR.tgz
-if [ "$(uname -s)" = "Linux" ]; then
-  echo gsutil cp -a public-read $GOLDDIR.tgz \
-       gs://chromium-browser-clang/$PLATFORM/$GOLDDIR.tgz
-fi
-
-# FIXME: Warn if the file already exists on the server.