diff options
| author |  Gael Guennebaud <g.gael@free.fr> | 2009-01-19 08:51:06 +0000 |
|---|---|---|
| committer | Gael Guennebaud <g.gael@free.fr> | 2009-01-19 08:51:06 +0000 |
| commit | 9ae03f4589728bf5272bc3573c22379330018202 (patch) | |
| tree | 390b16edd030277c13023cfde1a7cbe8684d995c /cmake/FindGoogleHash.cmake | |
| parent | 708fa3675033df41355cdafae55046b9d79af2cd (diff) | |
add a compilation test in FindGoogleHash.cmake to catch configuration
issues when multiple compilers are used on the same system.
Diffstat (limited to 'cmake/FindGoogleHash.cmake')
| -rw-r--r-- | cmake/FindGoogleHash.cmake | 9 |
1 files changed, 8 insertions, 1 deletions
diff --git a/cmake/FindGoogleHash.cmake b/cmake/FindGoogleHash.cmake index 767996b41..f6a81a02c 100644 --- a/cmake/FindGoogleHash.cmake +++ b/cmake/FindGoogleHash.cmake @@ -10,7 +10,14 @@ find_path(GOOGLEHASH_INCLUDES ${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) +find_package_handle_standard_args(GOOGLEHASH DEFAULT_MSG GOOGLEHASH_INCLUDES GOOGLEHASH_COMPILE) mark_as_advanced(GOOGLEHASH_INCLUDES) |