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Diffstat (limited to 'eigen/cmake/FindGoogleHash.cmake')
| -rw-r--r-- | eigen/cmake/FindGoogleHash.cmake | 23 |
1 files changed, 23 insertions, 0 deletions
diff --git a/eigen/cmake/FindGoogleHash.cmake b/eigen/cmake/FindGoogleHash.cmake new file mode 100644 index 0000000..f6a81a0 --- /dev/null +++ b/eigen/cmake/FindGoogleHash.cmake @@ -0,0 +1,23 @@ + +if (GOOGLEHASH_INCLUDES AND GOOGLEHASH_LIBRARIES) + set(GOOGLEHASH_FIND_QUIETLY TRUE) +endif (GOOGLEHASH_INCLUDES AND GOOGLEHASH_LIBRARIES) + +find_path(GOOGLEHASH_INCLUDES + NAMES + google/dense_hash_map + PATHS + ${INCLUDE_INSTALL_DIR} +) + +if(GOOGLEHASH_INCLUDES) + # let's make sure it compiles with the current compiler + file(WRITE ${CMAKE_BINARY_DIR}/googlehash_test.cpp + "#include <google/sparse_hash_map>\n#include <google/dense_hash_map>\nint main(int argc, char** argv) { google::dense_hash_map<int,float> a; google::sparse_hash_map<int,float> b; return 0;}\n") + try_compile(GOOGLEHASH_COMPILE ${CMAKE_BINARY_DIR} ${CMAKE_BINARY_DIR}/googlehash_test.cpp OUTPUT_VARIABLE GOOGLEHASH_COMPILE_RESULT) +endif(GOOGLEHASH_INCLUDES) + +include(FindPackageHandleStandardArgs) +find_package_handle_standard_args(GOOGLEHASH DEFAULT_MSG GOOGLEHASH_INCLUDES GOOGLEHASH_COMPILE) + +mark_as_advanced(GOOGLEHASH_INCLUDES) |