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CMakeLists.txt
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CMakeLists.txt
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# 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 "${CLANG_PATH_TO_LLVM_BUILD}/bin/tblgen${CMAKE_EXECUTABLE_SUFFIX}" )
message(FATAL_ERROR "Please set CLANG_PATH_TO_LLVM_BUILD to a directory containing a LLVM build.")
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/LLVM.cmake")
include(HandleLLVMOptions)
set(PACKAGE_VERSION "${LLVM_PACKAGE_VERSION}")
set(LLVM_MAIN_INCLUDE_DIR "${LLVM_MAIN_SRC_DIR}/include")
set(LLVM_BINARY_DIR ${CMAKE_BINARY_DIR})
include_directories("${PATH_TO_LLVM_BUILD}/include" "${LLVM_MAIN_INCLUDE_DIR}")
if( NOT PATH_TO_LLVM_BUILD STREQUAL LLVM_MAIN_SRC_DIR )
include_directories("${LLVM_MAIN_INCLUDE_DIR}")
endif()
link_directories("${PATH_TO_LLVM_BUILD}/lib")
set(LLVM_TABLEGEN_EXE "${PATH_TO_LLVM_BUILD}/bin/tblgen")
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 )
add_definitions( -D__STDC_LIMIT_MACROS )
add_definitions( -D__STDC_CONSTANT_MACROS )
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(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
${CMAKE_CURRENT_BINARY_DIR}/include/clang/Basic/Version.inc)
# Add appropriate flags for GCC
if (CMAKE_COMPILER_IS_GNUCXX)
set(CMAKE_CXX_FLAGS "${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)
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 )
if( LLVM_USED_LIBS )
foreach(lib ${LLVM_USED_LIBS})
target_link_libraries( ${name} ${lib} )
endforeach(lib)
endif( LLVM_USED_LIBS )
if( LLVM_LINK_COMPONENTS )
llvm_config(${name} ${LLVM_LINK_COMPONENTS})
endif( LLVM_LINK_COMPONENTS )
if (LLVM_COMMON_LIBS)
target_link_libraries(${name} ${LLVM_COMMON_LIBS})
endif()
if( NOT MINGW )
get_system_libs(llvm_system_libs)
if( llvm_system_libs )
target_link_libraries(${name} ${llvm_system_libs})
endif()
endif()
add_dependencies(${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})
endmacro(add_clang_library)
macro(add_clang_executable name)
add_llvm_executable( ${name} ${ARGN} )
endmacro(add_clang_executable)
include_directories(
${CMAKE_CURRENT_SOURCE_DIR}/include
${CMAKE_CURRENT_BINARY_DIR}/include
)
install(DIRECTORY include/
DESTINATION include
FILES_MATCHING
PATTERN "*.def"
PATTERN "*.h"
PATTERN "*.td"
PATTERN ".svn" EXCLUDE
)
install(DIRECTORY ${CMAKE_CURRENT_BINARY_DIR}/include/
DESTINATION include
FILES_MATCHING
PATTERN "CMakeFiles" EXCLUDE
PATTERN "*.inc"
)
add_definitions( -D_GNU_SOURCE -DHAVE_CLANG_CONFIG_H )
option(CLANG_BUILD_EXAMPLES "Build CLANG example programs." OFF)
if(CLANG_BUILD_EXAMPLES)
add_subdirectory(examples)
endif ()
add_subdirectory(include)
add_subdirectory(lib)
add_subdirectory(tools)
add_subdirectory(runtime)
# TODO: docs.
add_subdirectory(test)