xref: /netbsd-src/external/apache2/llvm/dist/clang/cmake/modules/CMakeLists.txt (revision e038c9c4676b0f19b1b7dd08a940c6ed64a6d5ae)
1include(LLVMDistributionSupport)
2
3# Generate a list of CMake library targets so that other CMake projects can
4# link against them. LLVM calls its version of this file LLVMExports.cmake, but
5# the usual CMake convention seems to be ${Project}Targets.cmake.
6set(CLANG_INSTALL_PACKAGE_DIR lib${LLVM_LIBDIR_SUFFIX}/cmake/clang)
7set(clang_cmake_builddir "${CMAKE_BINARY_DIR}/${CLANG_INSTALL_PACKAGE_DIR}")
8
9# Keep this in sync with llvm/cmake/CMakeLists.txt!
10set(LLVM_INSTALL_PACKAGE_DIR lib${LLVM_LIBDIR_SUFFIX}/cmake/llvm)
11set(llvm_cmake_builddir "${LLVM_BINARY_DIR}/${LLVM_INSTALL_PACKAGE_DIR}")
12
13get_property(CLANG_EXPORTS GLOBAL PROPERTY CLANG_EXPORTS)
14export(TARGETS ${CLANG_EXPORTS} FILE ${clang_cmake_builddir}/ClangTargets.cmake)
15
16# Generate ClangConfig.cmake for the build tree.
17set(CLANG_CONFIG_CMAKE_DIR "${clang_cmake_builddir}")
18set(CLANG_CONFIG_LLVM_CMAKE_DIR "${llvm_cmake_builddir}")
19set(CLANG_CONFIG_INCLUDE_EXPORTS "include(\"${clang_cmake_builddir}/ClangTargets.cmake\")")
20set(CLANG_CONFIG_INCLUDE_DIRS
21  "${CLANG_SOURCE_DIR}/include"
22  "${CLANG_BINARY_DIR}/include"
23  )
24configure_file(
25  ${CMAKE_CURRENT_SOURCE_DIR}/ClangConfig.cmake.in
26  ${clang_cmake_builddir}/ClangConfig.cmake
27  @ONLY)
28set(CLANG_CONFIG_CMAKE_DIR)
29set(CLANG_CONFIG_LLVM_CMAKE_DIR)
30
31# Generate ClangConfig.cmake for the install tree.
32set(CLANG_CONFIG_CODE "
33# Compute the installation prefix from this LLVMConfig.cmake file location.
34get_filename_component(CLANG_INSTALL_PREFIX \"\${CMAKE_CURRENT_LIST_FILE}\" PATH)")
35# Construct the proper number of get_filename_component(... PATH)
36# calls to compute the installation prefix.
37string(REGEX REPLACE "/" ";" _count "${CLANG_INSTALL_PACKAGE_DIR}")
38foreach(p ${_count})
39  set(CLANG_CONFIG_CODE "${CLANG_CONFIG_CODE}
40get_filename_component(CLANG_INSTALL_PREFIX \"\${CLANG_INSTALL_PREFIX}\" PATH)")
41endforeach(p)
42set(CLANG_CONFIG_CMAKE_DIR "\${CLANG_INSTALL_PREFIX}/${CLANG_INSTALL_PACKAGE_DIR}")
43set(CLANG_CONFIG_LLVM_CMAKE_DIR "\${CLANG_INSTALL_PREFIX}/${LLVM_INSTALL_PACKAGE_DIR}")
44get_config_exports_includes(Clang CLANG_CONFIG_INCLUDE_EXPORTS)
45set(CLANG_CONFIG_INCLUDE_DIRS
46  "\${CLANG_INSTALL_PREFIX}/include"
47  )
48configure_file(
49  ${CMAKE_CURRENT_SOURCE_DIR}/ClangConfig.cmake.in
50  ${CMAKE_CURRENT_BINARY_DIR}/CMakeFiles/ClangConfig.cmake
51  @ONLY)
52set(CLANG_CONFIG_CODE)
53set(CLANG_CONFIG_CMAKE_DIR)
54
55if (NOT LLVM_INSTALL_TOOLCHAIN_ONLY)
56  install_distribution_exports(Clang)
57
58  install(FILES
59    ${CMAKE_CURRENT_BINARY_DIR}/CMakeFiles/ClangConfig.cmake
60    ${CMAKE_CURRENT_SOURCE_DIR}/AddClang.cmake
61    DESTINATION ${CLANG_INSTALL_PACKAGE_DIR}
62    COMPONENT clang-cmake-exports)
63
64  if(NOT LLVM_ENABLE_IDE)
65    # Add a dummy target so this can be used with LLVM_DISTRIBUTION_COMPONENTS
66    add_custom_target(clang-cmake-exports)
67    add_llvm_install_targets(install-clang-cmake-exports
68                             COMPONENT clang-cmake-exports)
69  endif()
70endif()
71