ladybird/Meta/CMake/use_linker.cmake
2024-06-08 07:58:11 +02:00

33 lines
1.2 KiB
CMake

# Copyright (c) 2022, Andrew Kaster <akaster@serenityos.org>
# Copyright (c) 2023, Daniel Bertalan <dani@danielbertalan.dev>
#
# SPDX-License-Identifier: BSD-2-Clause
#
if (NOT APPLE AND NOT LAGOM_USE_LINKER)
find_program(LLD_LINKER NAMES "ld.lld")
if (LLD_LINKER)
message(STATUS "Using LLD to link Lagom.")
set(LAGOM_USE_LINKER "lld" CACHE STRING "" FORCE)
else()
find_program(MOLD_LINKER NAMES "ld.mold")
if (MOLD_LINKER)
message(STATUS "Using mold to link Lagom.")
set(LAGOM_USE_LINKER "mold" CACHE STRING "" FORCE)
endif()
endif()
endif()
if (LAGOM_USE_LINKER)
# FIXME: Move to only setting CMAKE_LINKER_TYPE once we drop support for CMake < 3.29
if (CMAKE_VERSION VERSION_GREATER_EQUAL 3.29)
string(TOUPPER ${LAGOM_USE_LINKER} linker_type)
set(CMAKE_LINKER_TYPE ${linker_type})
else()
set(LINKER_FLAG "-fuse-ld=${LAGOM_USE_LINKER}")
set(CMAKE_EXE_LINKER_FLAGS "${CMAKE_EXE_LINKER_FLAGS} ${LINKER_FLAG}")
set(CMAKE_SHARED_LINKER_FLAGS "${CMAKE_SHARED_LINKER_FLAGS} ${LINKER_FLAG}")
set(CMAKE_MODULE_LINKER_FLAGS "${CMAKE_MODULE_LINKER_FLAGS} ${LINKER_FLAG}")
endif()
endif()