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| author | whitequark <whitequark@whitequark.org> | 2020-07-01 20:32:52 +0000 |
|---|---|---|
| committer | whitequark <whitequark@whitequark.org> | 2020-07-01 21:11:03 +0000 |
| commit | 18bb70afca9cf4100e3230a12e9df1df99e43306 (patch) | |
| tree | a7814db170b3d5d8dd1c731e0b29fcfac1fd701d /ecp5/CMakeLists.txt | |
| parent | f6e30f22f4334c36a42622e8fddd9cd92d0fe543 (diff) | |
| download | nextpnr-18bb70afca9cf4100e3230a12e9df1df99e43306.tar.gz nextpnr-18bb70afca9cf4100e3230a12e9df1df99e43306.tar.bz2 nextpnr-18bb70afca9cf4100e3230a12e9df1df99e43306.zip | |
CMake: improve logic for discovering Trellis.
Diffstat (limited to 'ecp5/CMakeLists.txt')
| -rw-r--r-- | ecp5/CMakeLists.txt | 26 |
1 files changed, 25 insertions, 1 deletions
diff --git a/ecp5/CMakeLists.txt b/ecp5/CMakeLists.txt index 5bb82f4c..fe7de587 100644 --- a/ecp5/CMakeLists.txt +++ b/ecp5/CMakeLists.txt @@ -26,14 +26,38 @@ else() message(STATUS "Trellis install prefix: ${TRELLIS_INSTALL_PREFIX}") if(NOT TRELLIS_LIBDIR) + # The pytrellis library isn't a normal shared library, but rather a native Python library; + # it does not follow the normal platform conventions for shared libraries, so we can't just + # use find_library() here. Instead, we emulate the useful parts of the find_library() logic + # for use with find_path(). + set(pytrellis_paths) + foreach(prefix_path ${CMAKE_PREFIX_PATH}) + list(APPEND pytrellis_paths ${prefix_path}/lib) + if(CMAKE_LIBRARY_ARCHITECTURE) + list(APPEND pytrellis_paths ${prefix_path}/lib/${CMAKE_LIBRARY_ARCHITECTURE}) + endif() + endforeach() + list(APPEND pytrellis_paths ${CMAKE_LIBRARY_PATH}) + if(NOT NO_CMAKE_SYSTEM_PATH) + foreach(prefix_path ${CMAKE_SYSTEM_PREFIX_PATH}) + list(APPEND pytrellis_paths ${prefix_path}/lib) + if(CMAKE_LIBRARY_ARCHITECTURE) + list(APPEND pytrellis_paths ${prefix_path}/lib/${CMAKE_LIBRARY_ARCHITECTURE}) + endif() + endforeach() + list(APPEND pytrellis_paths ${CMAKE_SYSTEM_LIBRARY_PATH}) + endif() + message(STATUS "Searching for pytrellis in: ${pytrellis_paths}") + if(WIN32) set(pytrellis_lib pytrellis.pyd) else() set(pytrellis_lib pytrellis${CMAKE_SHARED_LIBRARY_SUFFIX}) endif() + find_path(TRELLIS_LIBDIR ${pytrellis_lib} HINTS ${TRELLIS_INSTALL_PREFIX}/lib/${TRELLIS_PROGRAM_PREFIX}trellis - PATHS ${CMAKE_SYSTEM_LIBRARY_PATH} ${CMAKE_LIBRARY_PATH} + PATHS ${pytrellis_paths} PATH_SUFFIXES ${TRELLIS_PROGRAM_PREFIX}trellis DOC "Location of the pytrellis library") if(NOT TRELLIS_LIBDIR) |