blob: 6d3ce54a8d2e24c965105b3747e953caf26d34bf [file] [log] [blame]
# Copyright 2022 The Pigweed Authors
#
# Licensed under the Apache License, Version 2.0 (the "License"); you may not
# use this file except in compliance with the License. You may obtain a copy of
# the License at
#
# https://www.apache.org/licenses/LICENSE-2.0
#
# Unless required by applicable law or agreed to in writing, software
# distributed under the License is distributed on an "AS IS" BASIS, WITHOUT
# WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. See the
# License for the specific language governing permissions and limitations under
# the License.
include($ENV{PW_ROOT}/pw_build/pigweed.cmake)
# GNU build IDs aren't supported by Windows and macOS.
if((NOT "${CMAKE_SYSTEM_NAME}" STREQUAL "Windows") AND
(NOT "${CMAKE_SYSTEM_NAME}" STREQUAL "Darwin"))
pw_add_module_library(pw_build_info.build_id
HEADERS
public/pw_build_info/build_id.h
PUBLIC_INCLUDES
public
PUBLIC_DEPS
pw_span
PUBLIC_LINK_OPTIONS
-Wl,--build-id=sha1
SOURCES
build_id.cc
PRIVATE_DEPS
pw_preprocessor
)
endif()
# Automatically add the gnu build ID linker sections when building for Linux.
# macOS and Windows executables are not supported, and embedded targets must
# manually add the snippet to their linker script in a read-only section.
if("${CMAKE_SYSTEM_NAME}" STREQUAL "Linux")
target_link_options(pw_build_info.build_id
PUBLIC
"-T${CMAKE_CURRENT_SOURCE_DIR}/add_build_id_to_default_linker_script.ld"
"-L${CMAKE_CURRENT_SOURCE_DIR}"
)
endif()