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properly parsing python version #14

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2 changes: 1 addition & 1 deletion external/fastjet/CMakeLists.txt
Original file line number Diff line number Diff line change
Expand Up @@ -56,7 +56,7 @@ message(STATUS "FASTJET_HEPPY_PREFIX ${FASTJET_HEPPY_PREFIX}")
find_package(Python 3.6 REQUIRED COMPONENTS Interpreter Development NumPy)
set($ENV{PYTHON} ${Python3_EXECUTABLE})
message(STATUS "Python version string is ${Python_VERSION}")
string(REGEX MATCHALL "[0-9]" PYTHON_VER_MATCH "${Python_VERSION}")
string(REGEX MATCHALL "[0-9]+" PYTHON_VER_MATCH "${Python_VERSION}")
list(GET PYTHON_VER_MATCH 0 Python_Ver_Major)
list(GET PYTHON_VER_MATCH 1 Python_Ver_Minor)
list(GET PYTHON_VER_MATCH 2 Python_Ver_Patch)
Expand Down