mirror of
https://github.com/espressif/esp-idf.git
synced 2025-10-31 04:59:55 +00:00
140 lines
5.1 KiB
CMake
140 lines
5.1 KiB
CMake
cmake_minimum_required(VERSION 3.5)
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project(esp-idf C CXX ASM)
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if(CMAKE_CURRENT_LIST_DIR STREQUAL CMAKE_SOURCE_DIR)
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message(FATAL_ERROR "Current directory '${CMAKE_CURRENT_LIST_DIR}' is not buildable. "
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"Change directories to one of the example projects in '${CMAKE_CURRENT_LIST_DIR}/examples' and try "
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"again.")
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endif()
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unset(compile_options)
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unset(c_compile_options)
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unset(cxx_compile_options)
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unset(compile_definitions)
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unset(link_options)
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# Add the following build specifications here, since these seem to be dependent
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# on config values on the root Kconfig.
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if(NOT BOOTLOADER_BUILD)
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if(CONFIG_COMPILER_OPTIMIZATION_SIZE)
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list(APPEND compile_options "-Os")
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list(APPEND compile_options "-freorder-blocks")
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elseif(CONFIG_COMPILER_OPTIMIZATION_DEFAULT)
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list(APPEND compile_options "-Og")
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elseif(CONFIG_COMPILER_OPTIMIZATION_NONE)
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list(APPEND compile_options "-O0")
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elseif(CONFIG_COMPILER_OPTIMIZATION_PERF)
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list(APPEND compile_options "-O2")
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endif()
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else() # BOOTLOADER_BUILD
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if(CONFIG_BOOTLOADER_COMPILER_OPTIMIZATION_SIZE)
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list(APPEND compile_options "-Os")
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list(APPEND compile_options "-freorder-blocks")
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elseif(CONFIG_BOOTLOADER_COMPILER_OPTIMIZATION_DEBUG)
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list(APPEND compile_options "-Og")
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elseif(CONFIG_BOOTLOADER_COMPILER_OPTIMIZATION_NONE)
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list(APPEND compile_options "-O0")
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elseif(CONFIG_BOOTLOADER_COMPILER_OPTIMIZATION_PERF)
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list(APPEND compile_options "-O2")
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endif()
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endif()
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if(CONFIG_COMPILER_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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if(CONFIG_COMPILER_CXX_RTTI)
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list(APPEND cxx_compile_options "-frtti")
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else()
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list(APPEND cxx_compile_options "-fno-rtti")
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list(APPEND link_options "-fno-rtti") # used to invoke correct multilib variant (no-rtti) during linking
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endif()
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if(CONFIG_COMPILER_DISABLE_GCC8_WARNINGS)
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list(APPEND compile_options "-Wno-parentheses"
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"-Wno-sizeof-pointer-memaccess"
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"-Wno-clobbered")
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list(APPEND compile_options "-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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endif()
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if(CONFIG_COMPILER_WARN_WRITE_STRINGS)
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list(APPEND compile_options "-Wwrite-strings")
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endif()
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if(CONFIG_COMPILER_OPTIMIZATION_ASSERTIONS_DISABLE)
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list(APPEND compile_definitions "-DNDEBUG")
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endif()
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if(CONFIG_COMPILER_STACK_CHECK_MODE_NORM)
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list(APPEND compile_options "-fstack-protector")
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elseif(CONFIG_COMPILER_STACK_CHECK_MODE_STRONG)
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list(APPEND compile_options "-fstack-protector-strong")
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elseif(CONFIG_COMPILER_STACK_CHECK_MODE_ALL)
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list(APPEND compile_options "-fstack-protector-all")
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endif()
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if(CONFIG_COMPILER_DUMP_RTL_FILES)
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list(APPEND compile_options "-fdump-rtl-expand")
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endif()
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if(NOT ${CMAKE_C_COMPILER_VERSION} VERSION_LESS 8.0.0)
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if(CONFIG_COMPILER_HIDE_PATHS_MACROS)
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list(APPEND compile_options "-fmacro-prefix-map=${CMAKE_SOURCE_DIR}=.")
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list(APPEND compile_options "-fmacro-prefix-map=${IDF_PATH}=IDF")
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endif()
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endif()
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# GCC-specific options
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if(CMAKE_C_COMPILER_ID STREQUAL "GNU")
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list(APPEND compile_options "-fstrict-volatile-bitfields"
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"-Wno-error=unused-but-set-variable"
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)
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endif()
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list(APPEND link_options "-fno-lto")
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idf_build_set_property(COMPILE_OPTIONS "${compile_options}" APPEND)
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idf_build_set_property(C_COMPILE_OPTIONS "${c_compile_options}" APPEND)
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idf_build_set_property(CXX_COMPILE_OPTIONS "${cxx_compile_options}" APPEND)
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idf_build_set_property(COMPILE_DEFINITIONS "${compile_definitions}" APPEND)
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idf_build_set_property(LINK_OPTIONS "${link_options}" APPEND)
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idf_build_get_property(build_component_targets __BUILD_COMPONENT_TARGETS)
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# Add each component as a subdirectory, processing each component's CMakeLists.txt
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foreach(component_target ${build_component_targets})
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__component_get_property(dir ${component_target} COMPONENT_DIR)
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__component_get_property(_name ${component_target} COMPONENT_NAME)
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__component_get_property(prefix ${component_target} __PREFIX)
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__component_get_property(alias ${component_target} COMPONENT_ALIAS)
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set(COMPONENT_NAME ${_name})
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set(COMPONENT_DIR ${dir})
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set(COMPONENT_ALIAS ${alias})
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set(COMPONENT_PATH ${dir}) # for backward compatibility only, COMPONENT_DIR is preferred
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idf_build_get_property(build_prefix __PREFIX)
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set(__idf_component_context 1)
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if(NOT prefix STREQUAL build_prefix)
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add_subdirectory(${dir} ${prefix}_${_name})
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else()
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add_subdirectory(${dir} ${_name})
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endif()
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set(__idf_component_context 0)
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endforeach()
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