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# Copyright (c) 2019 ETH Zurich
#
# Redistribution and use in source and binary forms, with or without
# modification, are permitted provided that the following conditions are met:
#
# 1. Redistributions of source code must retain the above copyright notice,
# this list of conditions and the following disclaimer.
# 2. Redistributions in binary form must reproduce the above copyright
# notice, this list of conditions and the following disclaimer in the
# documentation and/or other materials provided with the distribution.
# 3. Neither the name of the copyright holder nor the names of its contributors
# may be used to endorse or promote products derived from this software
# without specific prior written permission.
#
# THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS"
# AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
# IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
# ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT OWNER OR CONTRIBUTORS BE
# LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
# CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
# SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
# INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
# CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
# ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
# POSSIBILITY OF SUCH DAMAGE.
#.rst:
# FindROCFFT
# -----------
#
# This module searches for the fftw3 library.
#
# The following variables are set
#
# ::
#
# ROCFFT_FOUND - True if rocfft is found
# ROCFFT_LIBRARIES - The required libraries
# ROCFFT_INCLUDE_DIRS - The required include directory
#
# The following import target is created
#
# ::
#
# ROCFFT::rocfft
#set paths to look for library from ROOT variables.If new policy is set, find_library() automatically uses them.
if(NOT POLICY CMP0074)
set(_ROCFFT_PATHS ${ROCFFT_ROOT} $ENV{ROCFFT_ROOT})
endif()
if(NOT _ROCFFT_PATHS)
set(_ROCFFT_PATHS /opt/rocm $ENV{ROCM_HOME})
endif()
find_library(
ROCFFT_LIBRARIES
NAMES "rocfft" "rocfft-d"
HINTS ${_ROCFFT_PATHS}
PATH_SUFFIXES "rocfft/lib" "rocfft"
)
find_path(
ROCFFT_INCLUDE_DIRS
NAMES "rocfft.h"
HINTS ${_ROCFFT_PATHS}
PATH_SUFFIXES "rocfft/include" "include"
)
# check if found
include(FindPackageHandleStandardArgs)
find_package_handle_standard_args(ROCFFT REQUIRED_VARS ROCFFT_INCLUDE_DIRS ROCFFT_LIBRARIES )
# add target to link against
if(ROCFFT_FOUND)
if(NOT TARGET ROCFFT::rocfft)
add_library(ROCFFT::rocfft INTERFACE IMPORTED)
endif()
set_property(TARGET ROCFFT::rocfft PROPERTY INTERFACE_LINK_LIBRARIES ${ROCFFT_LIBRARIES})
set_property(TARGET ROCFFT::rocfft PROPERTY INTERFACE_INCLUDE_DIRECTORIES ${ROCFFT_INCLUDE_DIRS})
endif()
# prevent clutter in cache
MARK_AS_ADVANCED(ROCFFT_FOUND ROCFFT_LIBRARIES ROCFFT_INCLUDE_DIRS)
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