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cmake: Improve the error message if the Python interpreter fails to run

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RESULT_VARIABLE will return a string not a number in this case, so display it
for the user.
This commit is contained in:
Angus Gratton 2021-03-31 17:36:50 +11:00
parent 886c465120
commit 5a8e9ef2bc
1 changed files with 5 additions and 1 deletions
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6
tools/cmake/build.cmake
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@ -275,8 +275,12 @@ function(__build_check_python)
message(STATUS "Checking Python dependencies...")
execute_process(COMMAND "${python}" "${idf_path}/tools/check_python_dependencies.py"
RESULT_VARIABLE result)
if(NOT result EQUAL 0)
if(result EQUAL 1)
# check_python_dependencies returns error code 1 on failure
message(FATAL_ERROR "Some Python dependencies must be installed. Check above message for details.")
elseif(NOT result EQUAL 0)
# means check_python_dependencies.py failed to run at all, result should be an error message
message(FATAL_ERROR "Failed to run Python dependency check. Python: ${python}, Error: ${result}")
endif()
endif()
endfunction()