diff options
Diffstat (limited to 'clang/CMakeLists.txt')
| -rw-r--r-- | clang/CMakeLists.txt | 282 |
1 files changed, 282 insertions, 0 deletions
diff --git a/clang/CMakeLists.txt b/clang/CMakeLists.txt new file mode 100644 index 0000000..c828482 --- /dev/null +++ b/clang/CMakeLists.txt @@ -0,0 +1,282 @@ +# If we are not building as a part of LLVM, build Clang as an +# standalone project, using LLVM as an external library: +if( CMAKE_SOURCE_DIR STREQUAL CMAKE_CURRENT_SOURCE_DIR ) + project(Clang) + cmake_minimum_required(VERSION 2.8) + + set(CLANG_PATH_TO_LLVM_SOURCE "" CACHE PATH + "Path to LLVM source code. Not necessary if using an installed LLVM.") + set(CLANG_PATH_TO_LLVM_BUILD "" CACHE PATH + "Path to the directory where LLVM was built or installed.") + + if( CLANG_PATH_TO_LLVM_SOURCE ) + if( NOT EXISTS "${CLANG_PATH_TO_LLVM_SOURCE}/cmake/config-ix.cmake" ) + message(FATAL_ERROR "Please set CLANG_PATH_TO_LLVM_SOURCE to the root directory of LLVM source code.") + else() + get_filename_component(LLVM_MAIN_SRC_DIR ${CLANG_PATH_TO_LLVM_SOURCE} + ABSOLUTE) + list(APPEND CMAKE_MODULE_PATH "${LLVM_MAIN_SRC_DIR}/cmake/modules") + endif() + endif() + + if( NOT EXISTS "${CLANG_PATH_TO_LLVM_BUILD}/bin/llvm-tblgen${CMAKE_EXECUTABLE_SUFFIX}" ) + # Looking for bin/Debug/llvm-tblgen is a complete hack. How can we get + # around this? + if( NOT EXISTS "${CLANG_PATH_TO_LLVM_BUILD}/bin/Debug/llvm-tblgen${CMAKE_EXECUTABLE_SUFFIX}" ) + message(FATAL_ERROR "Please set CLANG_PATH_TO_LLVM_BUILD to a directory containing a LLVM build.") + endif() + endif() + + list(APPEND CMAKE_MODULE_PATH "${CLANG_PATH_TO_LLVM_BUILD}/share/llvm/cmake") + + get_filename_component(PATH_TO_LLVM_BUILD ${CLANG_PATH_TO_LLVM_BUILD} + ABSOLUTE) + + include(AddLLVM) + include(TableGen) + include("${CLANG_PATH_TO_LLVM_BUILD}/share/llvm/cmake/LLVMConfig.cmake") + include(HandleLLVMOptions) + + set(PACKAGE_VERSION "${LLVM_PACKAGE_VERSION}") + + set(LLVM_MAIN_INCLUDE_DIR "${LLVM_MAIN_SRC_DIR}/include") + set(LLVM_BINARY_DIR ${CMAKE_BINARY_DIR}) + + set(CMAKE_INCLUDE_CURRENT_DIR ON) + include_directories("${PATH_TO_LLVM_BUILD}/include" "${LLVM_MAIN_INCLUDE_DIR}") + link_directories("${PATH_TO_LLVM_BUILD}/lib") + + if( EXISTS "${CLANG_PATH_TO_LLVM_BUILD}/bin/llvm-tblgen${CMAKE_EXECUTABLE_SUFFIX}" ) + set(LLVM_TABLEGEN_EXE "${PATH_TO_LLVM_BUILD}/bin/llvm-tblgen${CMAKE_EXECUTABLE_SUFFIX}") + else() + # FIXME: This is an utter hack. + set(LLVM_TABLEGEN_EXE "${PATH_TO_LLVM_BUILD}/bin/Debug/llvm-tblgen${CMAKE_EXECUTABLE_SUFFIX}") + endif() + + set( CMAKE_RUNTIME_OUTPUT_DIRECTORY ${CMAKE_BINARY_DIR}/bin ) + set( CMAKE_LIBRARY_OUTPUT_DIRECTORY ${CMAKE_BINARY_DIR}/lib ) + set( CMAKE_ARCHIVE_OUTPUT_DIRECTORY ${CMAKE_BINARY_DIR}/lib ) + + set( CLANG_BUILT_STANDALONE 1 ) +endif() + +set(CLANG_RESOURCE_DIR "" CACHE STRING + "Relative directory from the Clang binary to its resource files.") + +set(C_INCLUDE_DIRS "" CACHE STRING + "Colon separated list of directories clang will search for headers.") + +set(GCC_INSTALL_PREFIX "" CACHE PATH "Directory where gcc is installed." ) +set(DEFAULT_SYSROOT "" CACHE PATH + "Default <path> to all compiler invocations for --sysroot=<path>." ) + +set(CLANG_VENDOR "" CACHE STRING + "Vendor-specific text for showing with version information.") + +if( CLANG_VENDOR ) + add_definitions( -DCLANG_VENDOR="${CLANG_VENDOR} " ) +endif() + +set(CLANG_SOURCE_DIR ${CMAKE_CURRENT_SOURCE_DIR}) +set(CLANG_BINARY_DIR ${CMAKE_CURRENT_BINARY_DIR}) + +if( CMAKE_SOURCE_DIR STREQUAL CMAKE_BINARY_DIR AND NOT MSVC_IDE ) + message(FATAL_ERROR "In-source builds are not allowed. CMake would overwrite " +"the makefiles distributed with LLVM. Please create a directory and run cmake " +"from there, passing the path to this source directory as the last argument. " +"This process created the file `CMakeCache.txt' and the directory " +"`CMakeFiles'. Please delete them.") +endif() + +if( NOT CMAKE_SOURCE_DIR STREQUAL CMAKE_BINARY_DIR ) + file(GLOB_RECURSE + tablegenned_files_on_include_dir + "${CLANG_SOURCE_DIR}/include/clang/*.inc") + if( tablegenned_files_on_include_dir ) + message(FATAL_ERROR "Apparently there is a previous in-source build, " +"probably as the result of running `configure' and `make' on " +"${CLANG_SOURCE_DIR}. This may cause problems. The suspicious files are:\n" +"${tablegenned_files_on_include_dir}\nPlease clean the source directory.") + endif() +endif() + +# Compute the Clang version from the LLVM version. +string(REGEX MATCH "[0-9]+\\.[0-9]+(\\.[0-9]+)?" CLANG_VERSION + ${PACKAGE_VERSION}) +message(STATUS "Clang version: ${CLANG_VERSION}") + +string(REGEX REPLACE "([0-9]+)\\.[0-9]+(\\.[0-9]+)?" "\\1" CLANG_VERSION_MAJOR + ${CLANG_VERSION}) +string(REGEX REPLACE "[0-9]+\\.([0-9]+)(\\.[0-9]+)?" "\\1" CLANG_VERSION_MINOR + ${CLANG_VERSION}) +if (${CLANG_VERSION} MATCHES "[0-9]+\\.[0-9]+\\.[0-9]+") + set(CLANG_HAS_VERSION_PATCHLEVEL 1) + string(REGEX REPLACE "[0-9]+\\.[0-9]+\\.([0-9]+)" "\\1" CLANG_VERSION_PATCHLEVEL + ${CLANG_VERSION}) +else() + set(CLANG_HAS_VERSION_PATCHLEVEL 0) +endif() + +# Configure the Version.inc file. +configure_file( + ${CMAKE_CURRENT_SOURCE_DIR}/include/clang/Basic/Version.inc.in + ${CMAKE_CURRENT_BINARY_DIR}/include/clang/Basic/Version.inc) + +# Add appropriate flags for GCC +if (LLVM_COMPILER_IS_GCC_COMPATIBLE) + set(CMAKE_CXX_FLAGS "${CMAKE_CXX_FLAGS} -fno-common -Woverloaded-virtual -Wcast-qual -fno-strict-aliasing -pedantic -Wno-long-long -Wall -W -Wno-unused-parameter -Wwrite-strings") +endif () + +if (APPLE) + set(CMAKE_MODULE_LINKER_FLAGS "-Wl,-flat_namespace -Wl,-undefined -Wl,suppress") +endif () + +configure_file( + ${CLANG_SOURCE_DIR}/include/clang/Config/config.h.cmake + ${CLANG_BINARY_DIR}/include/clang/Config/config.h) + +include(LLVMParseArguments) + +function(clang_tablegen) + # Syntax: + # clang_tablegen output-file [tablegen-arg ...] SOURCE source-file + # [[TARGET cmake-target-name] [DEPENDS extra-dependency ...]] + # + # Generates a custom command for invoking tblgen as + # + # tblgen source-file -o=output-file tablegen-arg ... + # + # and, if cmake-target-name is provided, creates a custom target for + # executing the custom command depending on output-file. It is + # possible to list more files to depend after DEPENDS. + + parse_arguments( CTG "SOURCE;TARGET;DEPENDS" "" ${ARGN} ) + + if( NOT CTG_SOURCE ) + message(FATAL_ERROR "SOURCE source-file required by clang_tablegen") + endif() + + set( LLVM_TARGET_DEFINITIONS ${CTG_SOURCE} ) + tablegen( CLANG ${CTG_DEFAULT_ARGS} ) + + list( GET CTG_DEFAULT_ARGS 0 output_file ) + if( CTG_TARGET ) + add_custom_target( ${CTG_TARGET} DEPENDS ${output_file} ${CTG_DEPENDS} ) + set_target_properties( ${CTG_TARGET} PROPERTIES FOLDER "Clang tablegenning") + endif() +endfunction(clang_tablegen) + +macro(add_clang_library name) + llvm_process_sources(srcs ${ARGN}) + if(MSVC_IDE OR XCODE) + string( REGEX MATCHALL "/[^/]+" split_path ${CMAKE_CURRENT_SOURCE_DIR}) + list( GET split_path -1 dir) + file( GLOB_RECURSE headers + ../../../include/clang/StaticAnalyzer${dir}/*.h + ../../../include/clang/StaticAnalyzer${dir}/*.td + ../../../include/clang/StaticAnalyzer${dir}/*.def + ../../include/clang${dir}/*.h + ../../include/clang${dir}/*.td + ../../include/clang${dir}/*.def) + set(srcs ${srcs} ${headers}) + endif(MSVC_IDE OR XCODE) + if (MODULE) + set(libkind MODULE) + elseif (SHARED_LIBRARY) + set(libkind SHARED) + else() + set(libkind) + endif() + add_library( ${name} ${libkind} ${srcs} ) + if( LLVM_COMMON_DEPENDS ) + add_dependencies( ${name} ${LLVM_COMMON_DEPENDS} ) + endif( LLVM_COMMON_DEPENDS ) + + target_link_libraries( ${name} ${LLVM_USED_LIBS} ) + llvm_config( ${name} ${LLVM_LINK_COMPONENTS} ) + target_link_libraries( ${name} ${LLVM_COMMON_LIBS} ) + link_system_libs( ${name} ) + + add_dependencies(${name} ClangDiagnosticCommon) + if(MSVC) + get_target_property(cflag ${name} COMPILE_FLAGS) + if(NOT cflag) + set(cflag "") + endif(NOT cflag) + set(cflag "${cflag} /Za") + set_target_properties(${name} PROPERTIES COMPILE_FLAGS ${cflag}) + endif(MSVC) + install(TARGETS ${name} + LIBRARY DESTINATION lib${LLVM_LIBDIR_SUFFIX} + ARCHIVE DESTINATION lib${LLVM_LIBDIR_SUFFIX} + RUNTIME DESTINATION bin) + set_target_properties(${name} PROPERTIES FOLDER "Clang libraries") +endmacro(add_clang_library) + +macro(add_clang_executable name) + add_llvm_executable( ${name} ${ARGN} ) + set_target_properties(${name} PROPERTIES FOLDER "Clang executables") +endmacro(add_clang_executable) + +include_directories(BEFORE + ${CMAKE_CURRENT_BINARY_DIR}/include + ${CMAKE_CURRENT_SOURCE_DIR}/include + ) + +install(DIRECTORY include/ + DESTINATION include + FILES_MATCHING + PATTERN "*.def" + PATTERN "*.h" + PATTERN "config.h" EXCLUDE + PATTERN ".svn" EXCLUDE + ) + +install(DIRECTORY ${CMAKE_CURRENT_BINARY_DIR}/include/ + DESTINATION include + FILES_MATCHING + PATTERN "CMakeFiles" EXCLUDE + PATTERN "*.inc" + ) + +add_definitions( -D_GNU_SOURCE ) + +# Clang version information +set(CLANG_EXECUTABLE_VERSION + "${CLANG_VERSION_MAJOR}.${CLANG_VERSION_MINOR}" CACHE STRING + "Version number that will be placed into the clang executable, in the form XX.YY") +set(LIBCLANG_LIBRARY_VERSION + "${CLANG_VERSION_MAJOR}.${CLANG_VERSION_MINOR}" CACHE STRING + "Version number that will be placed into the libclang library , in the form XX.YY") +mark_as_advanced(CLANG_EXECUTABLE_VERSION LIBCLANG_LIBRARY_VERSION) + +add_subdirectory(utils/TableGen) + +option(CLANG_BUILD_EXAMPLES "Build CLANG example programs by default." OFF) +add_subdirectory(examples) + +add_subdirectory(include) +add_subdirectory(lib) +add_subdirectory(tools) +add_subdirectory(runtime) + +# TODO: docs. +add_subdirectory(test) + +if( LLVM_INCLUDE_TESTS ) + if( NOT CLANG_BUILT_STANDALONE ) + add_subdirectory(unittests) + endif() +endif() + +# Workaround for MSVS10 to avoid the Dialog Hell +# FIXME: This could be removed with future version of CMake. +if( CLANG_BUILT_STANDALONE AND MSVC_VERSION EQUAL 1600 ) + set(CLANG_SLN_FILENAME "${CMAKE_CURRENT_BINARY_DIR}/Clang.sln") + if( EXISTS "${CLANG_SLN_FILENAME}" ) + file(APPEND "${CLANG_SLN_FILENAME}" "\n# This should be regenerated!\n") + endif() +endif() + +set(BUG_REPORT_URL "http://llvm.org/bugs/" CACHE STRING + "Default URL where bug reports are to be submitted.") |