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CMakeLists.txt
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CMakeLists.txt
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cmake_minimum_required(VERSION 3.15)
cmake_policy(SET CMP0048 NEW) # project version
cmake_policy(SET CMP0076 NEW) # full paths
########################################################################
# Project Details
project(FreeRTOS-Plus-FAT
VERSION 0.0.1
DESCRIPTION "FreeRTOS DOS Compatible Embedded FAT File System"
HOMEPAGE_URL https://www.freertos.org/FreeRTOS-Plus/FreeRTOS_Plus_FAT/index.html
LANGUAGES C)
# Do not allow in-source build.
if( ${PROJECT_SOURCE_DIR} STREQUAL ${PROJECT_BINARY_DIR} )
message( FATAL_ERROR "In-source build is not allowed. Please build in a separate directory, such as ${PROJECT_SOURCE_DIR}/build." )
endif()
########################################################################
# Options
# Optional: FREERTOS_PLUS_FAT_DEV_SUPPORT
# - when OFF - device support is disabled and not used.
# - When ON - device support is enabled and the ff_devices.h API is used.
# Optional: FREERTOS_PLUS_FAT_PORT
# - When not defined - identifies native platform Linux or MinGW and uses that port.
# - When defined as A_CUSTOM_PORT - the port library must be defined in advance.
# - When any of the other supported ports - the port library is defined by portable source files.
option(FREERTOS_PLUS_FAT_DEV_SUPPORT "FreeRTOS Plus FAT Device selection support" OFF)
# Select the appropriate FAT Port
# This will fail the CMake preparation step if not set to one of those values.
set(FREERTOS_PLUS_FAT_PORT "" CACHE STRING "FreeRTOS Plus FAT Port selection")
set(FREERTOS_PLUS_FAT_PORT_LIST
A_CUSTOM_PORT
ATSAM4E
AVR32_UC3
LPC18XX
POSIX
STM32F4XX
STM32F7XX
STM32HXX
ZYNQ
ZYNQ_2019_3
)
if(NOT FREERTOS_PLUS_FAT_PORT)
# Attempt to detect the system.
if(UNIX)
message(STATUS "Detected UNIX/Posix system setting FREERTOS_PLUS_FAT_PORT = POSIX")
set(FREERTOS_PLUS_FAT_PORT POSIX)
elseif(MINGW)
message(STATUS "Detected Windows MinGW system setting FREERTOS_PLUS_FAT_PORT = WIN_MGW")
set(FREERTOS_PLUS_FAT_PORT WIN_PCAP)
endif()
endif()
if(NOT FREERTOS_PLUS_FAT_PORT IN_LIST FREERTOS_PLUS_FAT_PORT_LIST )
message(FATAL_ERROR " FREERTOS_PLUS_FAT_PORT is '${FREERTOS_PLUS_FAT_PORT}'.\n"
" Please specify it from top-level CMake file (example):\n"
" set(FREERTOS_PLUS_FAT_PORT POSIX CACHE STRING \"\")\n"
" or from CMake command line option:\n"
" -DFREERTOS_PLUS_FAT_PORT=POSIX\n"
" \n"
" Available port options: (Tested means compiled with that variant)\n"
" A_CUSTOM_PORT Target: User Defined\n"
" ATSAM4E Target: ATSAM4E Tested: TODO\n"
" AVR32_UC3 Target: avr32_uc3 Tested: TODO\n"
" LPC18XX Target: lpc18xx Tested: TODO\n"
" POSIX Target: linux/Posix\n"
" STM32F4XX Target: STM32F4xx Tested: TODO\n"
" STM32F7XX Target: STM32F7xx Tested: TODO\n"
" ZYNQ Target: Xilinx Zynq Tested: TODO\n"
" ZYNQ_2019_3 Target: Xilinx Zynq 2019.3")
elseif((FREERTOS_PLUS_FAT_PORT STREQUAL "A_CUSTOM_PORT") AND (NOT TARGET freertos_plus_fat_port) )
message(FATAL_ERROR " FREERTOS_PLUS_FAT_PORT is set to A_CUSTOM_PORT.\n"
" Please specify the custom port target with all necessary files.\n"
" For example, assuming a directory of:\n"
" FreeRTOSPlusFatPort/\n"
" CMakeLists.txt\n"
" ff_sddisk.c\n"
" Where FreeRTOSPlusFatPort/CMakeLists.txt is a modified version of:\n"
" add_library(freertos_plus_fat_port STATIC)\n"
" target_sources(freertos_plus_fat_port\n"
" PRIVATE\n"
" ff_sddisk.c)\n"
" target_link_libraries(freertos_plus_fat_port\n"
" PUBLIC\n"
" freertos_plus_fat_port_common\n"
" PRIVATE\n"
" freertos_kernel\n"
" freertos_plus_fat)")
endif()
# This library requires access to a heap
# FreeRTOS/FreeRTOS-Kernel previously defaulted to heap4.c
if(NOT DEFINED FREERTOS_HEAP)
message(STATUS "FREERTOS_HEAP not set, setting FREERTOS_HEAP=4")
set(FREERTOS_HEAP 4)
endif()
# Select the appropriate Build Test configuration
# This is only used when freertos_config is not defined, otherwise the build test will be performed
# on the config defined in the freertos_config
set(FREERTOS_PLUS_FAT_TEST_CONFIGURATION "CUSTOM" CACHE STRING "FreeRTOS Plus FAT Build Test configuration")
set(FREERTOS_PLUS_FAT_TEST_CONFIGURATION_LIST
CUSTOM # Custom (external) configuration -eg from a top-level project
DEFAULT_CONF # Default (typical) configuration)
)
if(NOT FREERTOS_PLUS_FAT_TEST_CONFIGURATION IN_LIST FREERTOS_PLUS_FAT_TEST_CONFIGURATION_LIST)
message(FATAL_ERROR "Invalid FREERTOS_PLUS_FAT_TEST_CONFIGURATION value '${FREERTOS_PLUS_FAT_TEST_CONFIGURATION}' should be one of: ${FREERTOS_PLUS_FAT_TEST_CONFIGURATION_LIST}")
else()
message(STATUS "Using FreeRTOS-Plus-FAT Test Configuration : ${FREERTOS_PLUS_FAT_TEST_CONFIGURATION}")
if (NOT FREERTOS_PLUS_FAT_TEST_CONFIGURATION STREQUAL "CUSTOM")
message(WARNING "FreeRTOS-Kernel configuration settings are configured by FreeRTOS-Plus-FAT")
endif()
endif()
# Optional: FREERTOS_PLUS_FAT_FETCH_FREERTOS
# - when OFF - disable automatic fetch of FreeRTOS-kernel, user must make sure that
# target freertos_kernel is available
# - When ON - FreeRTOS-kernel will be fetch using CMake FetchContent_Declare function.
# Optional: FREERTOS_PLUS_FAT_FETCH_FREERTOS_GIT_REPO
# Optional: FREERTOS_PLUS_FAT_FETCH_FREERTOS_GIT_TAG
option(FREERTOS_PLUS_FAT_FETCH_FREERTOS "FreeRTOS-Kernel automatic fetch support" ON)
set(FREERTOS_PLUS_FAT_FETCH_FREERTOS_GIT_REPO "https://github.com/FreeRTOS/FreeRTOS-Kernel.git" CACHE STRING "")
set(FREERTOS_PLUS_FAT_FETCH_FREERTOS_GIT_TAG "main" CACHE STRING "")
########################################################################
# External Dependencies
# Note: For backwards compatibility - still have .gitmodules defining submodules
# To support fetching content in a higher level project see
# README.md `Consume with CMake`
# This will allow you to upgrade submodules and have one common submodule for
# all your builds despite multiple submodules having different versions.
if(FREERTOS_PLUS_FAT_FETCH_FREERTOS)
include(FetchContent)
FetchContent_Declare( freertos_kernel
GIT_REPOSITORY ${FREERTOS_PLUS_FAT_FETCH_FREERTOS_GIT_REPO}
GIT_TAG ${FREERTOS_PLUS_FAT_FETCH_FREERTOS_GIT_TAG}
)
endif()
########################################################################
add_library( freertos_plus_fat STATIC )
target_sources( freertos_plus_fat
PRIVATE
include/ff_crc.h
include/ff_devices.h
include/ff_dir.h
include/ff_error.h
include/ff_fat.h
include/ff_fatdef.h
include/ff_file.h
include/ff_format.h
include/ff_headers.h
include/ff_ioman.h
include/ff_locking.h
include/ff_memory.h
include/ff_old_config_defines.h
include/ff_stdio.h
include/ff_string.h
include/ff_sys.h
include/ff_time.h
include/FreeRTOS_errno_FAT.h
include/FreeRTOSFATConfigDefaults.h
ff_crc.c
$<$<BOOL:${FREERTOS_PLUS_FAT_DEV_SUPPORT}>:ff_dev_support.c>
ff_dir.c
ff_error.c
ff_fat.c
ff_file.c
ff_format.c
ff_ioman.c
ff_locking.c
ff_memory.c
ff_stdio.c
ff_string.c
ff_sys.c
ff_time.c
)
target_include_directories( freertos_plus_fat SYSTEM
PUBLIC
include
)
target_compile_definitions( freertos_plus_fat
PUBLIC
ffconfigDEV_SUPPORT=$<BOOL:${FREERTOS_PLUS_FAT_DEV_SUPPORT}>
)
target_compile_options( freertos_plus_fat
PRIVATE
$<$<COMPILE_LANG_AND_ID:C,GNU>:-Wno-array-bounds>
$<$<COMPILE_LANG_AND_ID:C,Clang>:-Wno-cast-qual>
$<$<COMPILE_LANG_AND_ID:C,Clang>:-Wno-constant-conversion>
$<$<COMPILE_LANG_AND_ID:C,Clang>:-Wno-covered-switch-default>
$<$<COMPILE_LANG_AND_ID:C,Clang>:-Wno-declaration-after-statement>
$<$<COMPILE_LANG_AND_ID:C,Clang,GNU>:-Wno-format>
$<$<COMPILE_LANG_AND_ID:C,GNU>:-Wno-overflow>
$<$<COMPILE_LANG_AND_ID:C,Clang>:-Wno-padded>
$<$<COMPILE_LANG_AND_ID:C,GNU>:-Wno-pedantic>
$<$<COMPILE_LANG_AND_ID:C,Clang>:-Wno-tautological-constant-out-of-range-compare>
$<$<COMPILE_LANG_AND_ID:C,GNU>:-Wno-type-limits>
$<$<COMPILE_LANG_AND_ID:C,Clang>:-Wno-undef>
$<$<COMPILE_LANG_AND_ID:C,Clang>:-Wno-unused-macros>
)
target_link_libraries( freertos_plus_fat
PUBLIC
freertos_config
PRIVATE
freertos_plus_fat_port
freertos_kernel
)
add_subdirectory(portable)
add_subdirectory(test)
# This library requires access to a heap
# FreeRTOS/FreeRTOS-Kernel previously defaulted to heap_4.c
if(NOT DEFINED FREERTOS_HEAP)
message(STATUS "FREERTOS_HEAP not set, setting FREERTOS_HEAP=4")
set(FREERTOS_HEAP 4)
endif()
if(FREERTOS_PLUS_FAT_FETCH_FREERTOS)
FetchContent_MakeAvailable(freertos_kernel)
endif()