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CMakeLists.txt
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CMakeLists.txt
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# -----------------------------------------------------------------------------
#
# This file is part of the µOS++ distribution.
# (https://github.com/micro-os-plus/)
# Copyright (c) 2021 Liviu Ionescu
#
# Permission to use, copy, modify, and/or distribute this software
# for any purpose is hereby granted, under the terms of the MIT license.
#
# If a copy of the license was not distributed with this file, it can
# be obtained from https://opensource.org/licenses/MIT/.
#
# -----------------------------------------------------------------------------
# This file is intended to be consumed by applications with:
#
# `add_subdirectory("xpacks/micro-os-plus-startup")`
#
# The result is an interface library that can be added to the linker with:
#
# `target_link_libraries(your-target PUBLIC micro-os-plus::startup)`
# -----------------------------------------------------------------------------
## Preamble ##
# https://cmake.org/cmake/help/v3.20/
cmake_minimum_required(VERSION 3.20)
project(
micro-os-plus-startup
DESCRIPTION "µOS++ startup code for bare-metal platforms"
)
if(COMMAND xpack_get_package_name_and_version)
xpack_get_package_name_and_version("${CMAKE_CURRENT_SOURCE_DIR}/package.json")
message(VERBOSE "Processing xPack ${PACKAGE_JSON_NAME}@${PACKAGE_JSON_VERSION}...")
endif()
# -----------------------------------------------------------------------------
## The project library definitions ##
# https://cmake.org/cmake/help/v3.20/command/add_library.html?highlight=interface#normal-libraries
# PRIVATE: build definitions, used internally
# INTERFACE: usage definitions, passed up to targets linking to it
# PUBLIC: both
add_library(micro-os-plus-startup-interface INTERFACE EXCLUDE_FROM_ALL)
# -----------------------------------------------------------------------------
# Target settings.
target_include_directories(micro-os-plus-startup-interface INTERFACE
"include"
)
target_sources(micro-os-plus-startup-interface INTERFACE
"src/startup.cpp"
"src/exit.c"
"src/_sbrk.c"
)
target_compile_definitions(micro-os-plus-startup-interface INTERFACE
# None.
)
target_compile_options(micro-os-plus-startup-interface INTERFACE
# None.
)
target_link_libraries(micro-os-plus-startup-interface INTERFACE
# Dependencies
# micro-os-plus::version # No longer mandatory
micro-os-plus::diag-trace
micro-os-plus::architecture
)
if (COMMAND xpack_display_target_lists)
xpack_display_target_lists(micro-os-plus-startup-interface)
endif()
# -----------------------------------------------------------------------------
# Aliases.
# https://cmake.org/cmake/help/v3.20/command/add_library.html#alias-libraries
add_library(micro-os-plus::startup ALIAS micro-os-plus-startup-interface)
message(VERBOSE "> micro-os-plus::startup -> micro-os-plus-startup-interface")
# -----------------------------------------------------------------------------