254 lines
9.1 KiB
CMake
254 lines
9.1 KiB
CMake
#
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# Load cmake modules
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#
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if(NOT IDF_PATH)
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set(IDF_PATH $ENV{IDF_PATH})
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endif()
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get_property(__idf_environment_set GLOBAL PROPERTY __IDF_ENVIRONMENT_SET)
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if(NOT __idf_environment_set)
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set(CMAKE_MODULE_PATH
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"${IDF_PATH}/tools/cmake"
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"${IDF_PATH}/tools/cmake/third_party"
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${CMAKE_MODULE_PATH})
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include(utilities)
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include(components)
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include(kconfig)
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include(targets)
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include(git_submodules)
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include(GetGitRevisionDescription)
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include(crosstool_version_check)
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include(ldgen)
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set_default(PYTHON "python")
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if(NOT PYTHON_DEPS_CHECKED AND NOT BOOTLOADER_BUILD)
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message(STATUS "Checking Python dependencies...")
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execute_process(COMMAND "${PYTHON}" "${IDF_PATH}/tools/check_python_dependencies.py"
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RESULT_VARIABLE result)
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if(NOT result EQUAL 0)
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message(FATAL_ERROR "Some Python dependencies must be installed. Check above message for details.")
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endif()
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endif()
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idf_set_target()
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set_property(GLOBAL APPEND PROPERTY __IDF_COMPONENTS_PREFIX "idf_component")
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set_property(GLOBAL PROPERTY __IDF_ENVIRONMENT_SET 1)
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endif()
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macro(idf_set_variables)
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set_default(IDF_BUILD_ARTIFACTS OFF)
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if(IDF_BUILD_ARTIFACTS)
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if(NOT IDF_BUILD_ARTIFACTS_DIR OR NOT IDF_PROJECT_EXECUTABLE)
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message(FATAL_ERROR "IDF_BUILD_ARTIFACTS and IDF_PROJECT_EXECUTABLE needs to be specified \
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if IDF_BUILD_ARTIFACTS is ON.")
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endif()
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endif()
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set_default(IDF_COMPONENT_DIRS "${IDF_EXTRA_COMPONENT_DIRS} ${IDF_PATH}/components")
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set_default(IDF_COMPONENTS "")
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set_default(IDF_COMPONENT_REQUIRES_COMMON "cxx ${IDF_TARGET} newlib freertos heap log soc")
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set(IDF_PROJECT_PATH "${CMAKE_SOURCE_DIR}")
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spaces2list(IDF_COMPONENT_DIRS)
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spaces2list(IDF_COMPONENTS)
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spaces2list(IDF_COMPONENT_REQUIRES_COMMON)
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endmacro()
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# Add all the IDF global compiler & preprocessor options
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# (applied to all components). Some are config-dependent
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#
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# If you only want to set options for a particular component,
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# don't call or edit this function. TODO DESCRIBE WHAT TO DO INSTEAD
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#
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function(idf_set_global_compile_options)
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# Temporary trick to support both gcc5 and gcc8 builds
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if(CMAKE_C_COMPILER_VERSION VERSION_EQUAL 5.2.0)
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set(GCC_NOT_5_2_0 0)
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else()
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set(GCC_NOT_5_2_0 1)
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endif()
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list(APPEND compile_definitions "ESP_PLATFORM" "HAVE_CONFIG_H")
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list(APPEND compile_options "${CMAKE_C_FLAGS}")
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list(APPEND c_compile_options "${CMAKE_C_FLAGS}")
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list(APPEND cxx_compile_options "${CMAKE_CXX_FLAGS}")
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if(CONFIG_OPTIMIZATION_LEVEL_RELEASE)
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list(APPEND compile_options "-Os")
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else()
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list(APPEND compile_options "-Og")
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endif()
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list(APPEND c_compile_options "-std=gnu99")
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list(APPEND cxx_compile_options "-std=gnu++11" "-fno-rtti")
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if(CONFIG_CXX_EXCEPTIONS)
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list(APPEND cxx_compile_options "-fexceptions")
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else()
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list(APPEND cxx_compile_options "-fno-exceptions")
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endif()
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# Default compiler configuration
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list(APPEND compile_options "-ffunction-sections"
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"-fdata-sections"
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"-fstrict-volatile-bitfields"
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"-nostdlib")
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list(APPEND compile_options "-Wall"
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"-Werror=all"
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"-Wno-error=unused-function"
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"-Wno-error=unused-but-set-variable"
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"-Wno-error=unused-variable"
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"-Wno-error=deprecated-declarations"
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"-Wextra"
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"-Wno-unused-parameter"
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"-Wno-sign-compare")
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list(APPEND c_compile_options "-Wno-old-style-declaration")
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if(CONFIG_DISABLE_GCC8_WARNINGS)
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list(APPEND compile_options
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"-Wno-parentheses"
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"-Wno-sizeof-pointer-memaccess"
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"-Wno-clobbered"
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)
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# doesn't use GCC_NOT_5_2_0 because idf_set_global_variables was not called before
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if(NOT CMAKE_C_COMPILER_VERSION VERSION_EQUAL 5.2.0)
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list(APPEND compile_options
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"-Wno-format-overflow"
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"-Wno-stringop-truncation"
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"-Wno-misleading-indentation"
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"-Wno-cast-function-type"
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"-Wno-implicit-fallthrough"
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"-Wno-unused-const-variable"
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"-Wno-switch-unreachable"
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"-Wno-format-truncation"
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"-Wno-memset-elt-size"
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"-Wno-int-in-bool-context"
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)
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endif()
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endif()
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# Stack protection
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if(NOT BOOTLOADER_BUILD)
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if(CONFIG_STACK_CHECK_NORM)
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list(APPEND compile_options "-fstack-protector")
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elseif(CONFIG_STACK_CHECK_STRONG)
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list(APPEND compile_options "-fstack-protector-strong")
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elseif(CONFIG_STACK_CHECK_ALL)
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list(APPEND compile_options "-fstack-protector-all")
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endif()
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endif()
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if(CONFIG_OPTIMIZATION_ASSERTIONS_DISABLED)
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list(APPEND compile_definitions "NDEBUG")
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endif()
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# Always generate debug symbols (even in Release mode, these don't
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# go into the final binary so have no impact on size)
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list(APPEND compile_options "-ggdb")
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# Temporary trick to support both gcc5 and gcc8 builds
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list(APPEND compile_definitions "GCC_NOT_5_2_0=${GCC_NOT_5_2_0}")
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set_default(IDF_COMPILE_DEFINITIONS "${compile_definitions}")
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set_default(IDF_COMPILE_OPTIONS "${compile_options}")
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set_default(IDF_C_COMPILE_OPTIONS "${c_compile_options}")
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set_default(IDF_CXX_COMPILE_OPTIONS "${cxx_compile_options}")
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set_default(IDF_INCLUDE_DIRECTORIES "${CONFIG_DIR}")
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set(IDF_COMPILE_DEFINITIONS ${IDF_COMPILE_DEFINITIONS} PARENT_SCOPE)
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set(IDF_COMPILE_OPTIONS ${IDF_COMPILE_OPTIONS} PARENT_SCOPE)
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set(IDF_C_COMPILE_OPTIONS ${IDF_C_COMPILE_OPTIONS} PARENT_SCOPE)
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set(IDF_CXX_COMPILE_OPTIONS ${IDF_CXX_COMPILE_OPTIONS} PARENT_SCOPE)
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set(IDF_INCLUDE_DIRECTORIES ${CONFIG_DIR} PARENT_SCOPE)
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endfunction()
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# Verify the IDF environment is configured correctly (environment, toolchain, etc)
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function(idf_verify_environment)
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if(NOT CMAKE_PROJECT_NAME)
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message(FATAL_ERROR "Internal error, IDF project.cmake should have set this variable already")
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endif()
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# Check toolchain is configured properly in cmake
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if(NOT ( ${CMAKE_SYSTEM_NAME} STREQUAL "Generic" AND ${CMAKE_C_COMPILER} MATCHES xtensa))
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message(FATAL_ERROR "Internal error, toolchain has not been set correctly by project "
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"(or an invalid CMakeCache.txt file has been generated somehow)")
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endif()
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#
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# Warn if the toolchain version doesn't match
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#
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# TODO: make these platform-specific for diff toolchains
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get_expected_ctng_version(expected_toolchain expected_gcc)
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gcc_version_check("${expected_gcc}")
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crosstool_version_check("${expected_toolchain}")
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endfunction()
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# idf_get_git_revision
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#
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# Set global IDF_VER to the git revision of ESP-IDF.
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#
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# Running git_describe() here automatically triggers rebuilds
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# if the ESP-IDF git version changes
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function(idf_get_git_revision)
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if(EXISTS "${IDF_PATH}/version.txt")
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file(STRINGS "${IDF_PATH}/version.txt" IDF_VER)
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else()
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git_describe(IDF_VER "${IDF_PATH}")
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endif()
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add_definitions(-DIDF_VER=\"${IDF_VER}\")
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git_submodule_check("${IDF_PATH}")
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set(IDF_VER ${IDF_VER} PARENT_SCOPE)
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endfunction()
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# idf_link_components
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#
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# Link library components to the target
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function(idf_link_components target components)
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foreach(component ${components})
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component_get_target(component_target ${component})
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# Add each component library's link-time dependencies (which are otherwise ignored) to the executable
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# LINK_DEPENDS in order to trigger a re-link when needed (on Ninja/Makefile generators at least).
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# (maybe this should probably be something CMake does, but it doesn't do it...)
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if(TARGET ${component_target})
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get_target_property(type ${component_target} TYPE)
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get_target_property(imported ${component_target} IMPORTED)
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if(NOT imported)
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if(${type} STREQUAL STATIC_LIBRARY OR ${type} STREQUAL EXECUTABLE)
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get_target_property(link_depends "${component_target}" LINK_DEPENDS)
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if(link_depends)
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set_property(TARGET ${target} APPEND PROPERTY LINK_DEPENDS "${link_depends}")
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endif()
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endif()
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endif()
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if(${type} MATCHES .+_LIBRARY)
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list(APPEND libraries ${component_target})
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endif()
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endif()
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endforeach()
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if(libraries)
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target_link_libraries(${target} "-Wl,--start-group")
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target_link_libraries(${target} ${libraries})
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message(STATUS "Component libraries: ${IDF_COMPONENT_LIBRARIES}")
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endif()
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endfunction()
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# idf_import_components
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#
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# Adds ESP-IDF as a subdirectory to the current project and imports the components
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function(idf_import_components var idf_path build_path)
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add_subdirectory(${idf_path} ${build_path})
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set(${var} ${BUILD_COMPONENTS} PARENT_SCOPE)
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endfunction() |