2018-01-14 23:25:35 +00:00
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# Function to check the toolchain used the expected version
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# of crosstool, and warn otherwise
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set(ctng_version_warning "Check Getting Started documentation or proceed at own risk.")
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function(gcc_version_check expected_gcc_version)
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2018-02-27 04:45:30 +00:00
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if(NOT "${CMAKE_C_COMPILER_VERSION}" STREQUAL "${expected_gcc_version}")
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message(WARNING "Xtensa toolchain ${CMAKE_C_COMPILER} version ${CMAKE_C_COMPILER_VERSION} "
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"is not the supported version ${expected_gcc_version}. ${ctng_version_warning}")
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endif()
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2018-01-14 23:25:35 +00:00
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endfunction()
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function(crosstool_version_check expected_ctng_version)
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2018-02-27 04:45:30 +00:00
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execute_process(
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2019-06-07 12:06:15 +00:00
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COMMAND ${CMAKE_C_COMPILER} --version
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OUTPUT_VARIABLE toolchain_version
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ERROR_QUIET)
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2018-01-14 23:25:35 +00:00
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2019-06-07 12:06:15 +00:00
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string(REGEX REPLACE ".*(crosstool-NG ([^\)]+)).*\n" "\\2" ctng_version "${toolchain_version}")
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2018-03-20 01:27:00 +00:00
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# We use FIND to match version instead of STREQUAL because some toolchains are built
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# with longer git hash strings than others. This will match any version which starts with
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# the expected version string.
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string(FIND "${ctng_version}" "${expected_ctng_version}" found_expected_version)
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2018-01-14 23:25:35 +00:00
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if(NOT ctng_version)
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message(WARNING "Xtensa toolchain ${CMAKE_C_COMPILER} does not appear to be built with crosstool-ng. "
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"${ctng_version_warning}")
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elseif(found_expected_version EQUAL -1)
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message(WARNING "Xtensa toolchain ${CMAKE_C_COMPILER} crosstool-ng version ${ctng_version} "
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"doesn't match supported version ${expected_ctng_version}. ${ctng_version_warning}")
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endif()
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endfunction()
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2018-09-18 05:07:21 +00:00
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function(get_expected_ctng_version _toolchain_ver _gcc_ver)
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2019-04-26 05:42:10 +00:00
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idf_build_get_property(idf_path IDF_PATH)
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file(STRINGS ${idf_path}/tools/toolchain_versions.mk config_contents)
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2018-09-18 05:07:21 +00:00
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foreach(name_and_value ${config_contents})
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# Strip spaces
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string(REPLACE " " "" name_and_value ${name_and_value})
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# Find variable name
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string(REGEX MATCH "^[^=]+" name ${name_and_value})
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# Find the value
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string(REPLACE "${name}=" "" value ${name_and_value})
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# Getting values
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if("${name}" STREQUAL "SUPPORTED_TOOLCHAIN_COMMIT_DESC")
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set("${_toolchain_ver}" "${value}" PARENT_SCOPE)
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elseif("${name}" STREQUAL "SUPPORTED_TOOLCHAIN_GCC_VERSIONS")
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set(${_gcc_ver} "${value}" PARENT_SCOPE)
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endif()
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endforeach()
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endfunction()
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