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CMake: Add support for CMake packages

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Summary:
Adds support for CMake packages: https://cmake.org/cmake/help/v3.9/manual/cmake-packages.7.html#creating-packages.

This allow using RocksDB by other CMake projects this way:

```
cmake_minimum_required(VERSION 3.5)
project(rdbt)

find_package(RocksDB CONFIG)

add_executable(rdbt test.cpp)
target_link_libraries(rdbt PRIVATE RocksDB::rocksdb)
```
Closes https://github.com/facebook/rocksdb/pull/2773

Differential Revision: D5722587

Pulled By: sagar0

fbshipit-source-id: 0d90dc4a77b42a617cdbe1348a370e719c282b87
This commit is contained in:
Paweł Bylica 2017-08-28 16:56:49 -07:00 committed by Facebook Github Bot
parent 5444345588
commit c21ea8f7a6
2 changed files with 51 additions and 3 deletions
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51
CMakeLists.txt
View File

@ -648,9 +648,54 @@ if(NOT WIN32 OR ROCKSDB_INSTALL_ON_WINDOWS)
endif()
include(GNUInstallDirs)
install(TARGETS ${ROCKSDB_STATIC_LIB} COMPONENT devel ARCHIVE DESTINATION ${CMAKE_INSTALL_LIBDIR})
install(TARGETS ${ROCKSDB_SHARED_LIB} COMPONENT runtime DESTINATION ${CMAKE_INSTALL_LIBDIR})
install(DIRECTORY include/rocksdb COMPONENT devel DESTINATION ${CMAKE_INSTALL_INCLUDEDIR})
include(CMakePackageConfigHelpers)
set(package_config_destination ${CMAKE_INSTALL_LIBDIR}/cmake/rocksdb)
configure_package_config_file(
${CMAKE_SOURCE_DIR}/cmake/RocksDBConfig.cmake.in RocksDBConfig.cmake
INSTALL_DESTINATION ${package_config_destination}
)
write_basic_package_version_file(
RocksDBConfigVersion.cmake
VERSION ${ROCKSDB_VERSION}
COMPATIBILITY SameMajorVersion
)
install(DIRECTORY include/rocksdb COMPONENT devel DESTINATION "${CMAKE_INSTALL_INCLUDEDIR}")
install(
TARGETS ${ROCKSDB_STATIC_LIB}
EXPORT RocksDBTargets
COMPONENT devel
ARCHIVE DESTINATION "${CMAKE_INSTALL_LIBDIR}"
INCLUDES DESTINATION "${CMAKE_INSTALL_INCLUDEDIR}"
)
install(
TARGETS ${ROCKSDB_SHARED_LIB}
EXPORT RocksDBTargets
COMPONENT runtime
RUNTIME DESTINATION "${CMAKE_INSTALL_BINDIR}"
LIBRARY DESTINATION "${CMAKE_INSTALL_LIBDIR}"
INCLUDES DESTINATION "${CMAKE_INSTALL_INCLUDEDIR}"
)
install(
EXPORT RocksDBTargets
COMPONENT devel
DESTINATION ${package_config_destination}
NAMESPACE RocksDB::
)
install(
FILES
${CMAKE_CURRENT_BINARY_DIR}/RocksDBConfig.cmake
${CMAKE_CURRENT_BINARY_DIR}/RocksDBConfigVersion.cmake
COMPONENT devel
DESTINATION ${package_config_destination}
)
endif()
option(WITH_TESTS "build with tests" ON)

3
cmake/RocksDBConfig.cmake.in Normal file
View File

@ -0,0 +1,3 @@
@PACKAGE_INIT@
include("${CMAKE_CURRENT_LIST_DIR}/RocksDBTargets.cmake")
check_required_components(RocksDB)