kopia lustrzana https://github.com/espressif/esp-idf
211 wiersze
8.3 KiB
CMake
211 wiersze
8.3 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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if(CMAKE_C_COMPILER_ID MATCHES "GNU")
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list(APPEND compile_options "-freorder-blocks")
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endif()
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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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if(CMAKE_C_COMPILER_ID MATCHES "GNU")
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list(APPEND compile_options "-freorder-blocks")
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endif()
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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_SAVE_RESTORE_LIBCALLS)
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list(APPEND compile_options "-msave-restore")
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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(CMAKE_C_COMPILER_ID MATCHES "GNU")
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list(APPEND c_compile_options "-Wno-old-style-declaration")
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endif()
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# Clang finds some warnings in IDF code which GCC doesn't.
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# All these warnings should be fixed before Clang is presented
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# as a toolchain choice for users.
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if(CMAKE_C_COMPILER_ID MATCHES "Clang")
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# Clang checks Doxygen comments for being in sync with function prototype.
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# There are some inconsistencies, especially in ROM headers.
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list(APPEND compile_options "-Wno-documentation")
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# GCC allows repeated typedefs when the source and target types are the same.
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# Clang doesn't allow this. This occurs in many components due to forward
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# declarations.
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list(APPEND compile_options "-Wno-typedef-redefinition")
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# This issue is seemingly related to newlib's char type functions.
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# Fix is not clear yet.
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list(APPEND compile_options "-Wno-char-subscripts")
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# Clang seems to notice format string issues which GCC doesn't.
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list(APPEND compile_options "-Wno-format-security")
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# Logic bug in essl component
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list(APPEND compile_options "-Wno-tautological-overlap-compare")
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# Some pointer checks in mDNS component check addresses which can't be NULL
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list(APPEND compile_options "-Wno-tautological-pointer-compare")
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# Similar to the above, in tcp_transport
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list(APPEND compile_options "-Wno-pointer-bool-conversion")
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# mbedTLS md5.c triggers this warning in md5_test_buf (false positive)
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list(APPEND compile_options "-Wno-string-concatenation")
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# multiple cases of implict convertions between unrelated enum types
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list(APPEND compile_options "-Wno-enum-conversion")
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# When IRAM_ATTR is specified both in function declaration and definition,
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# it produces different section names, since section names include __COUNTER__.
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# Occurs in multiple places.
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list(APPEND compile_options "-Wno-section")
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# Multiple cases of attributes unknown to clang, for example
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# __attribute__((optimize("-O3")))
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list(APPEND compile_options "-Wno-unknown-attributes")
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# Disable Clang warnings for atomic operations with access size
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# more then 4 bytes
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list(APPEND compile_options "-Wno-atomic-alignment")
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# Clang also produces many -Wunused-function warnings which GCC doesn't.
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# However these aren't treated as errors.
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endif()
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# More warnings may exist in unit tests and example projects.
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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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if(CONFIG_ESP_SYSTEM_USE_EH_FRAME)
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list(APPEND compile_options "-fasynchronous-unwind-tables")
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list(APPEND link_options "-Wl,--eh-frame-hdr")
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endif()
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list(APPEND link_options "-fno-lto")
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# Placing jump tables in flash would cause issues with code that required
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# to be placed in IRAM
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list(APPEND compile_options "-fno-jump-tables")
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if(CMAKE_C_COMPILER_ID MATCHES "GNU")
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# This flag is GCC-specific.
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# Not clear yet if some other flag should be used for Clang.
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list(APPEND compile_options "-fno-tree-switch-conversion")
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endif()
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if(CMAKE_C_COMPILER_ID MATCHES "LLVM")
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list(APPEND compile_options "-fno-use-cxa-atexit")
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endif()
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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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