darknet/cmake/Modules/FindCUDNN.cmake

93 lines
3.3 KiB
CMake

# Distributed under the OSI-approved BSD 3-Clause License.
# Copyright Stefano Sinigardi
#.rst:
# FindCUDNN
# --------
#
# Result Variables
# ^^^^^^^^^^^^^^^^
#
# This module will set the following variables in your project::
#
# ``CUDNN_FOUND``
# True if CUDNN found on the local system
#
# ``CUDNN_INCLUDE_DIRS``
# Location of CUDNN header files.
#
# ``CUDNN_LIBRARIES``
# The CUDNN libraries.
#
include(FindPackageHandleStandardArgs)
if(NOT CUDNN_INCLUDE_DIR)
find_path(CUDNN_INCLUDE_DIR cudnn.h
HINTS ${CUDA_HOME} ${CUDA_TOOLKIT_ROOT_DIR} $ENV{cudnn} $ENV{CUDNN}
PATH_SUFFIXES cuda/include include)
endif()
if(NOT CUDNN_LIBRARY)
find_library(CUDNN_LIBRARY cudnn
HINTS ${CUDA_HOME} ${CUDA_TOOLKIT_ROOT_DIR} $ENV{cudnn} $ENV{CUDNN}
PATH_SUFFIXES lib lib64 cuda/lib cuda/lib64 lib/x64)
endif()
find_package_handle_standard_args(
CUDNN DEFAULT_MSG CUDNN_INCLUDE_DIR CUDNN_LIBRARY)
if(CUDNN_FOUND)
file(READ ${CUDNN_INCLUDE_DIR}/cudnn.h CUDNN_HEADER_CONTENTS)
string(REGEX MATCH "define CUDNN_MAJOR * +([0-9]+)"
CUDNN_VERSION_MAJOR "${CUDNN_HEADER_CONTENTS}")
string(REGEX REPLACE "define CUDNN_MAJOR * +([0-9]+)" "\\1"
CUDNN_VERSION_MAJOR "${CUDNN_VERSION_MAJOR}")
string(REGEX MATCH "define CUDNN_MINOR * +([0-9]+)"
CUDNN_VERSION_MINOR "${CUDNN_HEADER_CONTENTS}")
string(REGEX REPLACE "define CUDNN_MINOR * +([0-9]+)" "\\1"
CUDNN_VERSION_MINOR "${CUDNN_VERSION_MINOR}")
string(REGEX MATCH "define CUDNN_PATCHLEVEL * +([0-9]+)"
CUDNN_VERSION_PATCH "${CUDNN_HEADER_CONTENTS}")
string(REGEX REPLACE "define CUDNN_PATCHLEVEL * +([0-9]+)" "\\1"
CUDNN_VERSION_PATCH "${CUDNN_VERSION_PATCH}")
if(NOT CUDNN_VERSION_MAJOR)
set(CUDNN_VERSION "?")
else()
set(CUDNN_VERSION "${CUDNN_VERSION_MAJOR}.${CUDNN_VERSION_MINOR}.${CUDNN_VERSION_PATCH}")
endif()
endif()
set(CUDNN_INCLUDE_DIRS ${CUDNN_INCLUDE_DIR})
set(CUDNN_LIBRARIES ${CUDNN_LIBRARY})
message(STATUS "Found cuDNN: v${CUDNN_VERSION} (include: ${CUDNN_INCLUDE_DIR}, library: ${CUDNN_LIBRARY})")
mark_as_advanced(CUDNN_ROOT_DIR CUDNN_LIBRARY CUDNN_INCLUDE_DIR)
# Register imported libraries:
# 1. If we can find a Windows .dll file (or if we can find both Debug and
# Release libraries), we will set appropriate target properties for these.
# 2. However, for most systems, we will only register the import location and
# include directory.
# Look for dlls, for Release and Debug libraries.
if(WIN32)
string( REPLACE ".lib" ".dll" CUDNN_LIBRARY_DLL "${CUDNN_LIBRARY}" )
endif()
if( CUDNN_FOUND AND NOT TARGET CuDNN::CuDNN )
if( EXISTS "${CUDNN_LIBRARY_RELEASE_DLL}" )
add_library( CuDNN::CuDNN SHARED IMPORTED )
set_target_properties( CuDNN::CuDNN PROPERTIES
IMPORTED_LOCATION "${CUDNN_LIBRARY_DLL}"
IMPORTED_IMPLIB "${CUDNN_LIBRARY}"
INTERFACE_INCLUDE_DIRECTORIES "${CUDNN_INCLUDE_DIR}"
IMPORTED_LINK_INTERFACE_LANGUAGES "C" )
else()
add_library( CuDNN::CuDNN UNKNOWN IMPORTED )
set_target_properties( CuDNN::CuDNN PROPERTIES
IMPORTED_LOCATION "${CUDNN_LIBRARY}"
INTERFACE_INCLUDE_DIRECTORIES "${CUDNN_INCLUDE_DIR}"
IMPORTED_LINK_INTERFACE_LANGUAGES "C" )
endif()
endif()