mirror of
https://github.com/espressif/esp-idf.git
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68 lines
2.1 KiB
CMake
68 lines
2.1 KiB
CMake
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# Some IDF-specific functions and functions
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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_compiler_options)
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add_definitions(-DESP_PLATFORM)
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add_definitions(-DHAVE_CONFIG_H)
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if(CONFIG_OPTIMIZATION_LEVEL_RELEASE)
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add_compile_options(-Os)
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else()
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add_compile_options(-Og)
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endif()
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add_c_compile_options(-std=gnu99)
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add_cxx_compile_options(-std=gnu++11 -fno-rtti)
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if(CONFIG_CXX_EXCEPTIONS)
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add_cxx_compile_options(-fexceptions)
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else()
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add_cxx_compile_options(-fno-exceptions)
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endif()
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# Default compiler configuration
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add_compile_options(-ffunction-sections -fdata-sections -fstrict-volatile-bitfields -mlongcalls -nostdlib)
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# Default warnings configuration
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add_compile_options(-Wall -Werror=all -Wno-error=unused-function -Wno-error=unused-but-set-variable -Wno-error=unused-variable -Wno-error=deprecated-declarations -Wextra -Wno-unused-parameter -Wno-sign-compare)
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add_c_compile_options(-Wno-old-style-declaration)
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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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add_compile_options(-fstack-protector)
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elseif(CONFIG_STACK_CHECK_STRONG)
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add_compile_options(-fstack-protector-strong)
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elseif(CONFIG_STACK_CHECK_ALL)
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add_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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add_definitions(-DNDEBUG)
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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 itno ther final binary
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add_compile_options(-ggdb)
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endfunction()
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# Override add_executable to add IDF-specific
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# linker flags & map file to all built executables
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function(add_executable target)
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get_filename_component(basename ${target} NAME_WE)
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set(mapfile "${basename}.map")
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_add_executable(${ARGV})
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target_link_libraries(${target} "-Wl,--gc-sections -Wl,--cref -Wl,--Map=${mapfile} -Wl,--start-group")
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endfunction()
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