81 lines
2.0 KiB
CMake
81 lines
2.0 KiB
CMake
#********************************************************************
|
|
# _ _ _
|
|
# _ __ | |_ _ | | __ _ | |__ ___
|
|
# | '__|| __|(_)| | / _` || '_ \ / __|
|
|
# | | | |_ _ | || (_| || |_) |\__ \
|
|
# |_| \__|(_)|_| \__,_||_.__/ |___/
|
|
#
|
|
# www.rt-labs.com
|
|
# Copyright 2021 rt-labs AB, Sweden.
|
|
#
|
|
# This software is licensed under the terms of the BSD 3-clause
|
|
# license. See the file LICENSE distributed with this software for
|
|
# full license information.
|
|
#*******************************************************************/
|
|
|
|
include_guard()
|
|
cmake_minimum_required (VERSION 3.1.2)
|
|
enable_language(ASM)
|
|
|
|
# Avoid warning when re-running cmake
|
|
set(DUMMY ${CMAKE_TOOLCHAIN_FILE})
|
|
|
|
# No support for shared libs
|
|
set_property(GLOBAL PROPERTY TARGET_SUPPORTS_SHARED_LIBS FALSE)
|
|
|
|
set(UNIX 1)
|
|
set(CMAKE_STATIC_LIBRARY_PREFIX "lib")
|
|
set(CMAKE_STATIC_LIBRARY_SUFFIX ".a")
|
|
set(CMAKE_EXECUTABLE_SUFFIX ".elf")
|
|
|
|
# Do not build executables during configuration stage. Required
|
|
# libraries may not be built yet.
|
|
set(CMAKE_TRY_COMPILE_TARGET_TYPE STATIC_LIBRARY)
|
|
|
|
# Prefer standard extensions
|
|
set(CMAKE_C_OUTPUT_EXTENSION_REPLACE 1)
|
|
set(CMAKE_CXX_OUTPUT_EXTENSION_REPLACE 1)
|
|
set(CMAKE_ASM_OUTPUT_EXTENSION_REPLACE 1)
|
|
|
|
# Add machine-specific flags
|
|
add_definitions(${MACHINE})
|
|
add_link_options(${MACHINE})
|
|
|
|
# Common flags
|
|
add_definitions(
|
|
-fdata-sections
|
|
-ffunction-sections
|
|
)
|
|
|
|
# Common includes
|
|
list (APPEND INCLUDES
|
|
# nothing yet
|
|
)
|
|
|
|
set(CMAKE_ASM_STANDARD_INCLUDE_DIRECTORIES ${INCLUDES})
|
|
set(CMAKE_C_STANDARD_INCLUDE_DIRECTORIES ${INCLUDES})
|
|
set(CMAKE_CXX_STANDARD_INCLUDE_DIRECTORIES ${INCLUDES})
|
|
|
|
# Linker flags
|
|
add_link_options(
|
|
-Wl,--gc-sections
|
|
)
|
|
|
|
# Libraries
|
|
list (APPEND LIBS
|
|
-lc
|
|
-lm
|
|
-lnosys
|
|
)
|
|
list(JOIN LIBS " " LIBS) # Convert list to space separated string
|
|
set(CMAKE_C_STANDARD_LIBRARIES ${LIBS})
|
|
set(CMAKE_CXX_STANDARD_LIBRARIES "${LIBS} -lstdc++")
|
|
|
|
# Macro to add .bin output
|
|
macro(generate_bin TARGET)
|
|
add_custom_command(TARGET ${TARGET} POST_BUILD
|
|
COMMAND ${OBJCOPY}
|
|
ARGS -O binary ${TARGET}.elf ${TARGET}.bin
|
|
)
|
|
endmacro()
|