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76 lines
2.6 KiB
Bash
Executable file
76 lines
2.6 KiB
Bash
Executable file
#!/bin/bash
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# Copyright (c) 2013 The Chromium Authors. All rights reserved.
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# Use of this source code is governed by a BSD-style license that can be
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# found in the LICENSE file.
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# For app bundles built with ASan, copies the runtime lib
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# (libclang_rt.asan_osx_dynamic.dylib), on which their executables depend, from
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# the compiler installation path into the bundle and fixes the dylib's install
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# name in the binary to be relative to @executable_path.
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set -e
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BINARY="${BUILT_PRODUCTS_DIR}/${EXECUTABLE_PATH}"
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if [[ ! -f "$BINARY" ]]; then
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# This is neither an .app bundle nor a standalone executable.
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# Most certainly the script has been called for a data bundle.
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exit 0
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fi
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BINARY_DIR="$(dirname "${BINARY}")"
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# Find the link to the ASan runtime encoded in the binary.
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BUILTIN_DYLIB_PATH=$(otool -L "${BINARY}" | \
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sed -Ene 's/^[[:blank:]]+(.*libclang_rt\.asan_.*_dynamic\.dylib).*$/\1/p')
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if [[ "${BUILTIN_DYLIB_PATH}" == *asan_iossim_dynamic* ]]; then
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ASAN_DYLIB_NAME=libclang_rt.asan_iossim_dynamic.dylib
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elif [[ "${BUILTIN_DYLIB_PATH}" == *asan_osx_dynamic* ]]; then
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ASAN_DYLIB_NAME=libclang_rt.asan_osx_dynamic.dylib
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fi
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if [[ -z "${BUILTIN_DYLIB_PATH}" ]]; then
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echo "${BINARY} does not depend on the ASan runtime library!" >&2
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exit 1
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fi
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# TODO(glider): this doesn't work if we set CC and CXX to override the default
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# Clang.
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ASAN_DYLIB=$(find \
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"${BUILT_PRODUCTS_DIR}/../../third_party/llvm-build/Release+Asserts/lib/clang/" \
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-type f -path "*${ASAN_DYLIB_NAME}")
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DYLIB_BASENAME=$(basename "${ASAN_DYLIB}")
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if [[ "${DYLIB_BASENAME}" != "${ASAN_DYLIB_NAME}" ]]; then
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echo "basename(${ASAN_DYLIB}) != ${ASAN_DYLIB_NAME}" >&2
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exit 1
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fi
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# Check whether the directory containing the executable binary is named
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# "MacOS". In this case we're building a full-fledged OSX app and will put
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# the runtime into appname.app/Contents/Libraries/. Otherwise this is probably
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# an iOS gtest app, and the ASan runtime is put next to the executable.
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UPPER_DIR=$(dirname "${BINARY_DIR}")
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if [ "${UPPER_DIR}" == "MacOS" ]; then
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LIBRARIES_DIR="${UPPER_DIR}/Libraries"
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mkdir -p "${LIBRARIES_DIR}"
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NEW_LC_ID_DYLIB="@executable_path/../Libraries/${ASAN_DYLIB_NAME}"
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else
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LIBRARIES_DIR="${BINARY_DIR}"
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NEW_LC_ID_DYLIB="@executable_path/${ASAN_DYLIB_NAME}"
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fi
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cp "${ASAN_DYLIB}" "${LIBRARIES_DIR}"
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# Make LC_ID_DYLIB of the runtime copy point to its location.
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install_name_tool \
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-id "${NEW_LC_ID_DYLIB}" \
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"${LIBRARIES_DIR}/${ASAN_DYLIB_NAME}"
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# Fix the rpath to the runtime library recorded in the binary.
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install_name_tool \
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-change "${BUILTIN_DYLIB_PATH}" \
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"${NEW_LC_ID_DYLIB}" \
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"${BINARY}"
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