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Made cmake print a more informative error message when your compiler doesn't 

appear to support cuda.
This commit is contained in:
Davis King 2018-01-10 18:49:49 -05:00
parent f4853053e8
commit a389bf2388
1 changed files with 7 additions and 1 deletions
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8
dlib/CMakeLists.txt
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@ -584,9 +584,15 @@ if (NOT TARGET dlib)
try_compile(cuda_test_compile_worked ${PROJECT_BINARY_DIR}/cuda_test_build
${PROJECT_SOURCE_DIR}/cmake_utils/test_for_cuda cuda_test
CMAKE_FLAGS ${CUDA_TEST_CMAKE_FLAGS}
OUTPUT_VARIABLE try_compile_output_message
)
if (NOT cuda_test_compile_worked)
message(STATUS "*** CUDA was found but your compiler failed to compile a simple CUDA program so dlib isn't going to use CUDA. ***")
string(REPLACE "\n" "\n *** " try_compile_output_message "${try_compile_output_message}")
message(STATUS "*****************************************************************************************************************")
message(STATUS "*** CUDA was found but your compiler failed to compile a simple CUDA program so dlib isn't going to use CUDA. ")
message(STATUS "*** The output of the failed CUDA test compile is shown below: ")
message(STATUS "*** ${try_compile_output_message}")
message(STATUS "*****************************************************************************************************************")
else()
message(STATUS "Checking if you have the right version of cuDNN installed.")
try_compile(cudnn_test_compile_worked ${PROJECT_BINARY_DIR}/cudnn_test_build