# Copyright (c) Facebook, Inc. and its affiliates.
#
# This source code is licensed under the MIT license found in the
# LICENSE file in the root directory of this source tree.

cmake_minimum_required(VERSION 3.17 FATAL_ERROR)

project(faiss_c_library LANGUAGES C CXX)

set(CMAKE_C_STANDARD 11)

set(FAISS_C_SRC
  AutoTune_c.cpp
  Clustering_c.cpp
  IndexFlat_c.cpp
  IndexIVFFlat_c.cpp
  IndexIVF_c.cpp
  IndexLSH_c.cpp
  IndexPreTransform_c.cpp
  IndexShards_c.cpp
  Index_c.cpp
  MetaIndexes_c.cpp
  clone_index_c.cpp
  error_impl.cpp
  index_factory_c.cpp
  index_io_c.cpp
  impl/AuxIndexStructures_c.cpp
)
add_library(faiss_c ${FAISS_C_SRC})
target_link_libraries(faiss_c PRIVATE faiss)
install(DIRECTORY ${PROJECT_SOURCE_DIR}
        DESTINATION ${CMAKE_INSTALL_INCLUDEDIR}/faiss/c_api/
        FILES_MATCHING PATTERN "*.h")
install(DIRECTORY ${PROJECT_SOURCE_DIR}
        DESTINATION ${CMAKE_INSTALL_INCLUDEDIR}/faiss/c_api/impl/
        FILES_MATCHING PATTERN "*.h")

add_executable(example_c EXCLUDE_FROM_ALL example_c.c)
target_link_libraries(example_c PRIVATE faiss_c)