mirror of
https://github.com/Kitware/CMake.git
synced 2026-01-02 03:39:43 -06:00
63 lines
2.2 KiB
CMake
63 lines
2.2 KiB
CMake
enable_language(C)
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find_package (${PYTHON} ${Python_REQUESTED_VERSION} EXACT COMPONENTS Interpreter)
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if (NOT ${PYTHON}_FOUND)
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message (FATAL_ERROR "Failed to find ${PYTHON} ${Python_REQUESTED_VERSION}")
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endif()
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if (Python_REQUESTED_VERSION VERSION_LESS 3.0)
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set (IN_VERSION_RANGE 2.0...<3.0)
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set (OUT_VERSION_RANGE 2.0...<${${PYTHON}_VERSION})
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else()
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set (IN_VERSION_RANGE 3.0...<4.0)
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set (OUT_VERSION_RANGE 3.0...<${${PYTHON}_VERSION})
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endif()
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function (FIND_PYTHON EXPECTED_VERSION RANGE)
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macro (FIND_PYTHON_PACKAGE)
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unset (_${PYTHON}_EXECUTABLE CACHE)
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unset (_${PYTHON}_LIBRARY_RELEASE CACHE)
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unset (_${PYTHON}_INCLUDE_DIR CACHE)
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unset (${PYTHON}_FOUND)
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find_package (${PYTHON} ${ARGV})
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endmacro()
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find_python_package(${RANGE} ${ARGN})
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if (EXPECTED_VERSION STREQUAL "NONE")
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while (${PYTHON}_FOUND AND ${PYTHON}_VERSION VERSION_GREATER ${Python_REQUESTED_VERSION})
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# Possible if multiple versions are installed
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# Try with a different range
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find_python_package(${Python_REQUESTED_VERSION}.0...<${${PYTHON}_VERSION} ${ARGN})
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endwhile()
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if (${PYTHON}_FOUND)
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message (SEND_ERROR "Unexpectedly found version: ${${PYTHON}_VERSION} for '${PYTHON} ${Python_REQUESTED_VERSION}.0...<${${PYTHON}_VERSION} ${ARGN}'")
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endif()
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return()
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endif()
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if (NOT ${PYTHON}_FOUND)
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message (SEND_ERROR "Not found: ${PYTHON} ${RANGE} ${ARGN}")
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elseif (NOT ${PYTHON}_VERSION VERSION_EQUAL EXPECTED_VERSION)
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message (SEND_ERROR "Wrong version: ${${PYTHON}_VERSION} for '${PYTHON} ${RANGE} ${ARGN}'")
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endif()
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endfunction()
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find_python (${${PYTHON}_VERSION} ${IN_VERSION_RANGE} COMPONENTS Interpreter)
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if (${PYTHON}_FIND_IMPLEMENTATIONS STREQUAL "IronPython")
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find_python (${${PYTHON}_VERSION} ${IN_VERSION_RANGE} COMPONENTS Compiler)
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else()
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find_python (${${PYTHON}_VERSION} ${IN_VERSION_RANGE} COMPONENTS Development)
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endif()
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find_python ("NONE" ${OUT_VERSION_RANGE} COMPONENTS Interpreter)
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if (${PYTHON}_FIND_IMPLEMENTATIONS STREQUAL "IronPython")
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find_python ("NONE" ${OUT_VERSION_RANGE} COMPONENTS Compiler)
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else()
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find_python ("NONE" ${OUT_VERSION_RANGE} COMPONENTS Development)
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endif()
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find_python ("NONE" 5...6 COMPONENTS Interpreter)
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