Mercurial > hg > CbC > CbC_llvm
comparison mlir/cmake/modules/MLIRDetectPythonEnv.cmake @ 207:2e18cbf3894f
LLVM12
| author | Shinji KONO <kono@ie.u-ryukyu.ac.jp> |
|---|---|
| date | Tue, 08 Jun 2021 06:07:14 +0900 |
| parents | |
| children | c4bab56944e8 |
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| 173:0572611fdcc8 | 207:2e18cbf3894f |
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| 1 # Macros and functions related to detecting details of the Python environment. | |
| 2 | |
| 3 # Detects a pybind11 package installed in the current python environment | |
| 4 # and sets variables to allow it to be found. This allows pybind11 to be | |
| 5 # installed via pip, which typically yields a much more recent version than | |
| 6 # the OS install, which will be available otherwise. | |
| 7 function(mlir_detect_pybind11_install) | |
| 8 if(pybind11_DIR) | |
| 9 message(STATUS "Using explicit pybind11 cmake directory: ${pybind11_DIR} (-Dpybind11_DIR to change)") | |
| 10 else() | |
| 11 message(STATUS "Checking for pybind11 in python path...") | |
| 12 execute_process( | |
| 13 COMMAND "${Python3_EXECUTABLE}" | |
| 14 -c "import pybind11;print(pybind11.get_cmake_dir(), end='')" | |
| 15 WORKING_DIRECTORY ${CMAKE_CURRENT_SOURCE_DIR} | |
| 16 RESULT_VARIABLE STATUS | |
| 17 OUTPUT_VARIABLE PACKAGE_DIR | |
| 18 ERROR_QUIET) | |
| 19 if(NOT STATUS EQUAL "0") | |
| 20 message(STATUS "not found (install via 'pip install pybind11' or set pybind11_DIR)") | |
| 21 return() | |
| 22 endif() | |
| 23 message(STATUS "found (${PACKAGE_DIR})") | |
| 24 set(pybind11_DIR "${PACKAGE_DIR}" PARENT_SCOPE) | |
| 25 endif() | |
| 26 endfunction() |