xref: /llvm-project/lld/cmake/modules/CMakeLists.txt (revision eb4aa6c7a5f22583e319aaaae3f6ee73cbc5464a)
1include(GNUInstallPackageDir)
2include(ExtendPath)
3include(FindPrefixFromConfig)
4
5# Generate a list of CMake library targets so that other CMake projects can
6# link against them. LLVM calls its version of this file LLVMExports.cmake, but
7# the usual CMake convention seems to be ${Project}Targets.cmake.
8set(LLD_INSTALL_PACKAGE_DIR "${CMAKE_INSTALL_PACKAGEDIR}/lld" CACHE STRING
9  "Path for CMake subdirectory for LLD (defaults to '${CMAKE_INSTALL_PACKAGEDIR}/lld')")
10# CMAKE_INSTALL_PACKAGEDIR might be absolute, so don't reuse below.
11set(lld_cmake_builddir "${CMAKE_BINARY_DIR}/lib${LLVM_LIBDIR_SUFFIX}/cmake/lld")
12
13# Keep this in sync with llvm/cmake/CMakeLists.txt!
14set(LLVM_INSTALL_PACKAGE_DIR "${CMAKE_INSTALL_PACKAGEDIR}/llvm" CACHE STRING
15  "Path for CMake subdirectory for LLVM (defaults to '${CMAKE_INSTALL_PACKAGEDIR}/llvm')")
16# CMAKE_INSTALL_PACKAGEDIR might be absolute, so don't reuse below.
17string(REPLACE "${CMAKE_CFG_INTDIR}" "." llvm_cmake_builddir "${LLVM_LIBRARY_DIR}")
18set(llvm_cmake_builddir "${llvm_cmake_builddir}/cmake/llvm")
19
20get_property(LLD_EXPORTS GLOBAL PROPERTY LLD_EXPORTS)
21export(TARGETS ${LLD_EXPORTS} FILE ${lld_cmake_builddir}/LLDTargets.cmake)
22
23# Generate LLDConfig.cmake for the build tree.
24set(LLD_CONFIG_CMAKE_DIR "${lld_cmake_builddir}")
25set(LLD_CONFIG_LLVM_CMAKE_DIR "${llvm_cmake_builddir}")
26set(LLD_CONFIG_INCLUDE_EXPORTS "include(\"${lld_cmake_builddir}/LLDTargets.cmake\")")
27set(LLD_CONFIG_INCLUDE_DIRS
28  "${LLD_SOURCE_DIR}/include"
29  "${LLD_BINARY_DIR}/include"
30  )
31configure_file(
32  ${CMAKE_CURRENT_SOURCE_DIR}/LLDConfig.cmake.in
33  ${lld_cmake_builddir}/LLDConfig.cmake
34  @ONLY)
35configure_file(
36  ${CMAKE_CURRENT_SOURCE_DIR}/LLDConfigVersion.cmake.in
37  ${lld_cmake_builddir}/LLDConfigVersion.cmake
38  @ONLY)
39set(LLD_CONFIG_CMAKE_DIR)
40set(LLD_CONFIG_LLVM_CMAKE_DIR)
41
42# Generate LLDConfig.cmake for the install tree.
43find_prefix_from_config(LLD_CONFIG_CODE LLD_INSTALL_PREFIX "${LLD_INSTALL_PACKAGE_DIR}")
44extend_path(LLD_CONFIG_CMAKE_DIR "\${LLD_INSTALL_PREFIX}" "${LLD_INSTALL_PACKAGE_DIR}")
45extend_path(LLD_CONFIG_LLVM_CMAKE_DIR "\${LLD_INSTALL_PREFIX}" "${LLVM_INSTALL_PACKAGE_DIR}")
46get_config_exports_includes(LLD LLD_CONFIG_INCLUDE_EXPORTS)
47extend_path(LLD_CONFIG_INCLUDE_DIRS "\${LLD_INSTALL_PREFIX}" "${CMAKE_INSTALL_INCLUDEDIR}")
48configure_file(
49  ${CMAKE_CURRENT_SOURCE_DIR}/LLDConfig.cmake.in
50  ${CMAKE_CURRENT_BINARY_DIR}/CMakeFiles/LLDConfig.cmake
51  @ONLY)
52configure_file(
53  ${CMAKE_CURRENT_SOURCE_DIR}/LLDConfigVersion.cmake.in
54  ${CMAKE_CURRENT_BINARY_DIR}/CMakeFiles/LLDConfigVersion.cmake
55  @ONLY)
56set(LLD_CONFIG_CODE)
57set(LLD_CONFIG_CMAKE_DIR)
58
59if (NOT LLVM_INSTALL_TOOLCHAIN_ONLY)
60  install_distribution_exports(LLD)
61
62  install(FILES
63    ${CMAKE_CURRENT_BINARY_DIR}/CMakeFiles/LLDConfig.cmake
64    ${CMAKE_CURRENT_BINARY_DIR}/CMakeFiles/LLDConfigVersion.cmake
65    DESTINATION ${LLD_INSTALL_PACKAGE_DIR}
66    COMPONENT lld-cmake-exports)
67
68  if(NOT LLVM_ENABLE_IDE)
69    # Add a dummy target so this can be used with LLVM_DISTRIBUTION_COMPONENTS
70    add_custom_target(lld-cmake-exports)
71    add_llvm_install_targets(install-lld-cmake-exports
72                             COMPONENT lld-cmake-exports)
73  endif()
74endif()
75