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Add missing FindLibffi.cmake

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PiperOrigin-RevId: 257378727
Change-Id: Ib1a6b6734a56280ff5dc9cc75380fcb9b9f51197
This commit is contained in:
Christian Blichmann 2019-07-10 04:39:26 -07:00 committed by Copybara-Service
parent 6b24025860
commit 25709ee4cc
1 changed files with 34 additions and 0 deletions
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cmake/FindLibffi.cmake Normal file
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# Copyright 2019 Google LLC. All Rights Reserved.
#
# Licensed under the Apache License, Version 2.0 (the "License");
# you may not use this file except in compliance with the License.
# You may obtain a copy of the License at
#
# http://www.apache.org/licenses/LICENSE-2.0
#
# Unless required by applicable law or agreed to in writing, software
# distributed under the License is distributed on an "AS IS" BASIS,
# WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
# See the License for the specific language governing permissions and
# limitations under the License.
# On Debian, install libffi-dev to use this module.
find_path(libffi_INCLUDE_DIR ffitarget.h)
# Look for static library only.
find_library(libffi_LIBRARY libffi.a)
mark_as_advanced(libffi_INCLUDE_DIR libffi_LIBRARY)
include(FindPackageHandleStandardArgs)
find_package_handle_standard_args(libffi
REQUIRED_VARS libffi_LIBRARY libffi_INCLUDE_DIR
)
if(libffi_FOUND AND NOT TARGET libffi::libffi)
add_library(libffi::libffi UNKNOWN IMPORTED)
set_target_properties(libffi::libffi PROPERTIES
IMPORTED_LINK_INTERFACE_LANGUAGES "C"
IMPORTED_LOCATION "${libffi_LIBRARY}"
INTERFACE_INCLUDE_DIRECTORIES "${libffi_INCLUDE_DIR}"
)
endif()