esp-idf/tools/cmake/crosstool_version_check.cmake

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2.3 KiB
CMake
Czysty Zwykły widok Historia

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