diff options
Diffstat (limited to 'Modules/FindPythonInterp.cmake')
| -rw-r--r-- | Modules/FindPythonInterp.cmake | 70 |
1 files changed, 62 insertions, 8 deletions
diff --git a/Modules/FindPythonInterp.cmake b/Modules/FindPythonInterp.cmake index a10ec23..5c1d56b 100644 --- a/Modules/FindPythonInterp.cmake +++ b/Modules/FindPythonInterp.cmake @@ -26,14 +26,51 @@ # (To distribute this file outside of CMake, substitute the full # License text for the above reference.) +unset(_Python_NAMES) + +set(_PYTHON1_VERSIONS 1.6 1.5) +set(_PYTHON2_VERSIONS 2.7 2.6 2.5 2.4 2.3 2.2 2.1 2.0) +set(_PYTHON3_VERSIONS 3.3 3.2 3.1 3.0) + +if(PythonInterp_FIND_VERSION) + if(PythonInterp_FIND_VERSION MATCHES "^[0-9]+\\.[0-9]+(\\.[0-9]+.*)?$") + string(REGEX REPLACE "^([0-9]+\\.[0-9]+).*" "\\1" _PYTHON_FIND_MAJ_MIN "${PythonInterp_FIND_VERSION}") + string(REGEX REPLACE "^([0-9]+).*" "\\1" _PYTHON_FIND_MAJ "${_PYTHON_FIND_MAJ_MIN}") + list(APPEND _Python_NAMES python${_PYTHON_FIND_MAJ_MIN} python${_PYTHON_FIND_MAJ}) + unset(_PYTHON_FIND_OTHER_VERSIONS) + if(NOT PythonInterp_FIND_VERSION_EXACT) + foreach(_PYTHON_V ${_PYTHON${_PYTHON_FIND_MAJ}_VERSIONS}) + if(NOT _PYTHON_V VERSION_LESS _PYTHON_FIND_MAJ_MIN) + list(APPEND _PYTHON_FIND_OTHER_VERSIONS ${_PYTHON_V}) + endif() + endforeach() + endif(NOT PythonInterp_FIND_VERSION_EXACT) + unset(_PYTHON_FIND_MAJ_MIN) + unset(_PYTHON_FIND_MAJ) + else(PythonInterp_FIND_VERSION MATCHES "^[0-9]+\\.[0-9]+(\\.[0-9]+.*)?$") + list(APPEND _Python_NAMES python${PythonInterp_FIND_VERSION}) + set(_PYTHON_FIND_OTHER_VERSIONS ${_PYTHON${PythonInterp_FIND_VERSION}_VERSIONS}) + endif(PythonInterp_FIND_VERSION MATCHES "^[0-9]+\\.[0-9]+(\\.[0-9]+.*)?$") +else(PythonInterp_FIND_VERSION) + set(_PYTHON_FIND_OTHER_VERSIONS ${_PYTHON3_VERSIONS} ${_PYTHON2_VERSIONS} ${_PYTHON1_VERSIONS}) +endif(PythonInterp_FIND_VERSION) + +list(APPEND _Python_NAMES python) + # Search for the current active python version first -find_program(PYTHON_EXECUTABLE NAMES python) +find_program(PYTHON_EXECUTABLE NAMES ${_Python_NAMES}) # Set up the versions we know about, in the order we will search. Always add # the user supplied additional versions to the front. set(_Python_VERSIONS ${Python_ADDITIONAL_VERSIONS} - 2.7 2.6 2.5 2.4 2.3 2.2 2.1 2.0 1.6 1.5) + ${_PYTHON_FIND_OTHER_VERSIONS} + ) + +unset(_PYTHON_FIND_OTHER_VERSIONS) +unset(_PYTHON1_VERSIONS) +unset(_PYTHON2_VERSIONS) +unset(_PYTHON3_VERSIONS) # Search for newest python version if python executable isn't found if(NOT PYTHON_EXECUTABLE) @@ -51,12 +88,29 @@ endif() # determine python version string if(PYTHON_EXECUTABLE) - execute_process(COMMAND "${PYTHON_EXECUTABLE}" --version ERROR_VARIABLE _VERSION OUTPUT_QUIET ERROR_STRIP_TRAILING_WHITESPACE) - string(REPLACE "Python " "" PYTHON_VERSION_STRING "${_VERSION}") - string(REGEX REPLACE "^([0-9]+)\\.[0-9]+\\.[0-9]+.*" "\\1" PYTHON_VERSION_MAJOR "${PYTHON_VERSION_STRING}") - string(REGEX REPLACE "^[0-9]+\\.([0-9])+\\.[0-9]+.*" "\\1" PYTHON_VERSION_MINOR "${PYTHON_VERSION_STRING}") - string(REGEX REPLACE "^[0-9]+\\.[0-9]+\\.([0-9]+).*" "\\1" PYTHON_VERSION_PATCH "${PYTHON_VERSION_STRING}") -endif() + execute_process(COMMAND "${PYTHON_EXECUTABLE}" --version + ERROR_VARIABLE _VERSION + RESULT_VARIABLE _PYTHON_VERSION_RESULT + OUTPUT_QUIET + ERROR_STRIP_TRAILING_WHITESPACE) + if(_PYTHON_VERSION_RESULT) + execute_process(COMMAND "${PYTHON_EXECUTABLE}" -V + ERROR_VARIABLE _VERSION + RESULT_VARIABLE _PYTHON_VERSION_RESULT + OUTPUT_QUIET + ERROR_STRIP_TRAILING_WHITESPACE) + endif(_PYTHON_VERSION_RESULT) + if(NOT _PYTHON_VERSION_RESULT AND _VERSION MATCHES "^Python [0-9]+\\.[0-9]+.*") + string(REPLACE "Python " "" PYTHON_VERSION_STRING "${_VERSION}") + string(REGEX REPLACE "^([0-9]+)\\.[0-9]+.*" "\\1" PYTHON_VERSION_MAJOR "${PYTHON_VERSION_STRING}") + string(REGEX REPLACE "^[0-9]+\\.([0-9])+.*" "\\1" PYTHON_VERSION_MINOR "${PYTHON_VERSION_STRING}") + if(PYTHON_VERSION_STRING MATCHES "^[0-9]+\\.[0-9]+\\.[0-9]+.*") + string(REGEX REPLACE "^[0-9]+\\.[0-9]+\\.([0-9]+).*" "\\1" PYTHON_VERSION_PATCH "${PYTHON_VERSION_STRING}") + endif() + endif() + unset(_PYTHON_VERSION_RESULT) + unset(_VERSION) +endif(PYTHON_EXECUTABLE) # handle the QUIETLY and REQUIRED arguments and set PYTHONINTERP_FOUND to TRUE if # all listed variables are TRUE |