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| 1 #!/bin/bash | |
| 2 | |
| 3 # Copyright (c) 2013 The Chromium Authors. All rights reserved. | |
| 4 # Use of this source code is governed by a BSD-style license that can be | |
| 5 # found in the LICENSE file. | |
| 6 | |
| 7 # For app bundles built with ASan, copies the runtime lib | |
| 8 # (libclang_rt.asan_osx_dynamic.dylib), on which their executables depend, from | |
| 9 # the compiler installation path into the bundle and fixes the dylib's install | |
| 10 # name in the binary to be relative to @executable_path. | |
| 11 | |
| 12 set -e | |
| 13 | |
| 14 BINARY="${BUILT_PRODUCTS_DIR}/${EXECUTABLE_PATH}" | |
| 15 | |
| 16 if [[ ! -f "$BINARY" ]]; then | |
| 17 # This is neither an .app bundle nor a standalone executable. | |
| 18 # Most certainly the script has been called for a data bundle. | |
| 19 exit 0 | |
| 20 fi | |
| 21 | |
| 22 BINARY_DIR="$(dirname "${BINARY}")" | |
| 23 | |
| 24 # Find the link to the ASan runtime encoded in the binary. | |
| 25 BUILTIN_DYLIB_PATH=$(otool -L "${BINARY}" | \ | |
| 26 sed -Ene 's/^[[:blank:]]+(.*libclang_rt\.asan_.*_dynamic\.dylib).*$/\1/p') | |
| 27 | |
| 28 if [[ "${BUILTIN_DYLIB_PATH}" == *asan_iossim_dynamic* ]]; then | |
| 29 ASAN_DYLIB_NAME=libclang_rt.asan_iossim_dynamic.dylib | |
| 30 elif [[ "${BUILTIN_DYLIB_PATH}" == *asan_osx_dynamic* ]]; then | |
| 31 ASAN_DYLIB_NAME=libclang_rt.asan_osx_dynamic.dylib | |
| 32 fi | |
| 33 | |
| 34 if [[ -z "${BUILTIN_DYLIB_PATH}" ]]; then | |
| 35 echo "${BINARY} does not depend on the ASan runtime library!" >&2 | |
| 36 exit 1 | |
| 37 fi | |
| 38 | |
| 39 # TODO(glider): this doesn't work if we set CC and CXX to override the default | |
| 40 # Clang. | |
| 41 SRCROOT="${BUILT_PRODUCTS_DIR}/../.." | |
| 42 CLANGVER=$(python ${SRCROOT}/tools/clang/scripts/update.py --print-clang-version
) | |
| 43 ASAN_DYLIB=${SRCROOT}/third_party/llvm-build/Release+Asserts/lib/clang/${CLANGVE
R}/lib/darwin/${ASAN_DYLIB_NAME} | |
| 44 | |
| 45 DYLIB_BASENAME=$(basename "${ASAN_DYLIB}") | |
| 46 if [[ "${DYLIB_BASENAME}" != "${ASAN_DYLIB_NAME}" ]]; then | |
| 47 echo "basename(${ASAN_DYLIB}) != ${ASAN_DYLIB_NAME}" >&2 | |
| 48 exit 1 | |
| 49 fi | |
| 50 | |
| 51 # Check whether the directory containing the executable binary is named | |
| 52 # "MacOS". In this case we're building a full-fledged OSX app and will put | |
| 53 # the runtime into appname.app/Contents/Libraries/. Otherwise this is probably | |
| 54 # an iOS gtest app, and the ASan runtime is put next to the executable. | |
| 55 UPPER_DIR=$(dirname "${BINARY_DIR}") | |
| 56 if [ "${UPPER_DIR}" == "MacOS" ]; then | |
| 57 LIBRARIES_DIR="${UPPER_DIR}/Libraries" | |
| 58 mkdir -p "${LIBRARIES_DIR}" | |
| 59 NEW_LC_ID_DYLIB="@executable_path/../Libraries/${ASAN_DYLIB_NAME}" | |
| 60 else | |
| 61 LIBRARIES_DIR="${BINARY_DIR}" | |
| 62 NEW_LC_ID_DYLIB="@executable_path/${ASAN_DYLIB_NAME}" | |
| 63 fi | |
| 64 | |
| 65 cp "${ASAN_DYLIB}" "${LIBRARIES_DIR}" | |
| 66 | |
| 67 # Make LC_ID_DYLIB of the runtime copy point to its location. | |
| 68 install_name_tool \ | |
| 69 -id "${NEW_LC_ID_DYLIB}" \ | |
| 70 "${LIBRARIES_DIR}/${ASAN_DYLIB_NAME}" | |
| 71 | |
| 72 # Fix the rpath to the runtime library recorded in the binary. | |
| 73 install_name_tool \ | |
| 74 -change "${BUILTIN_DYLIB_PATH}" \ | |
| 75 "${NEW_LC_ID_DYLIB}" \ | |
| 76 "${BINARY}" | |
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