109467b48Spatrickif( WIN32 AND NOT CYGWIN ) 209467b48Spatrick # We consider Cygwin as another Unix 309467b48Spatrick set(PURE_WINDOWS 1) 409467b48Spatrickendif() 509467b48Spatrick 609467b48Spatrickinclude(CheckIncludeFile) 709467b48Spatrickinclude(CheckLibraryExists) 809467b48Spatrickinclude(CheckSymbolExists) 9*d415bd75Srobertinclude(CheckCXXSymbolExists) 1009467b48Spatrickinclude(CheckFunctionExists) 1109467b48Spatrickinclude(CheckStructHasMember) 1209467b48Spatrickinclude(CheckCCompilerFlag) 1373471bf0Spatrickinclude(CMakePushCheckState) 1409467b48Spatrick 1509467b48Spatrickinclude(CheckCompilerVersion) 16*d415bd75Srobertinclude(CheckProblematicConfigurations) 1709467b48Spatrickinclude(HandleLLVMStdlib) 1809467b48Spatrick 19097a140dSpatrickif( UNIX AND NOT (APPLE OR BEOS OR HAIKU) ) 2009467b48Spatrick # Used by check_symbol_exists: 2109467b48Spatrick list(APPEND CMAKE_REQUIRED_LIBRARIES "m") 2209467b48Spatrickendif() 2309467b48Spatrick# x86_64 FreeBSD 9.2 requires libcxxrt to be specified explicitly. 2409467b48Spatrickif( CMAKE_SYSTEM MATCHES "FreeBSD-9.2-RELEASE" AND 2509467b48Spatrick CMAKE_SIZEOF_VOID_P EQUAL 8 ) 2609467b48Spatrick list(APPEND CMAKE_REQUIRED_LIBRARIES "cxxrt") 2709467b48Spatrickendif() 2809467b48Spatrick 2909467b48Spatrick# Do checks with _XOPEN_SOURCE and large-file API on AIX, because we will build 3009467b48Spatrick# with those too. 3109467b48Spatrickif (UNIX AND ${CMAKE_SYSTEM_NAME} MATCHES "AIX") 3209467b48Spatrick list(APPEND CMAKE_REQUIRED_DEFINITIONS "-D_XOPEN_SOURCE=700") 3309467b48Spatrick list(APPEND CMAKE_REQUIRED_DEFINITIONS "-D_LARGE_FILE_API") 3409467b48Spatrickendif() 3509467b48Spatrick 3609467b48Spatrick# Do checks with _FILE_OFFSET_BITS=64 on Solaris, because we will build 3709467b48Spatrick# with those too. 3809467b48Spatrickif (UNIX AND ${CMAKE_SYSTEM_NAME} MATCHES "SunOS") 3909467b48Spatrick list(APPEND CMAKE_REQUIRED_DEFINITIONS "-D_FILE_OFFSET_BITS=64") 4009467b48Spatrickendif() 4109467b48Spatrick 4209467b48Spatrick# include checks 4309467b48Spatrickcheck_include_file(dlfcn.h HAVE_DLFCN_H) 4409467b48Spatrickcheck_include_file(errno.h HAVE_ERRNO_H) 4509467b48Spatrickcheck_include_file(fcntl.h HAVE_FCNTL_H) 4609467b48Spatrickcheck_include_file(link.h HAVE_LINK_H) 4709467b48Spatrickcheck_include_file(malloc/malloc.h HAVE_MALLOC_MALLOC_H) 4809467b48Spatrickif( NOT PURE_WINDOWS ) 4909467b48Spatrick check_include_file(pthread.h HAVE_PTHREAD_H) 5009467b48Spatrickendif() 5109467b48Spatrickcheck_include_file(signal.h HAVE_SIGNAL_H) 5209467b48Spatrickcheck_include_file(sys/ioctl.h HAVE_SYS_IOCTL_H) 5309467b48Spatrickcheck_include_file(sys/mman.h HAVE_SYS_MMAN_H) 5409467b48Spatrickcheck_include_file(sys/param.h HAVE_SYS_PARAM_H) 5509467b48Spatrickcheck_include_file(sys/resource.h HAVE_SYS_RESOURCE_H) 5609467b48Spatrickcheck_include_file(sys/stat.h HAVE_SYS_STAT_H) 5709467b48Spatrickcheck_include_file(sys/time.h HAVE_SYS_TIME_H) 5809467b48Spatrickcheck_include_file(sys/types.h HAVE_SYS_TYPES_H) 5973471bf0Spatrickcheck_include_file(sysexits.h HAVE_SYSEXITS_H) 6009467b48Spatrickcheck_include_file(termios.h HAVE_TERMIOS_H) 6109467b48Spatrickcheck_include_file(unistd.h HAVE_UNISTD_H) 6209467b48Spatrickcheck_include_file(valgrind/valgrind.h HAVE_VALGRIND_VALGRIND_H) 6309467b48Spatrickcheck_include_file(fenv.h HAVE_FENV_H) 6409467b48Spatrickcheck_symbol_exists(FE_ALL_EXCEPT "fenv.h" HAVE_DECL_FE_ALL_EXCEPT) 6509467b48Spatrickcheck_symbol_exists(FE_INEXACT "fenv.h" HAVE_DECL_FE_INEXACT) 6609467b48Spatrick 6709467b48Spatrickcheck_include_file(mach/mach.h HAVE_MACH_MACH_H) 6809467b48Spatrickcheck_include_file(CrashReporterClient.h HAVE_CRASHREPORTERCLIENT_H) 6909467b48Spatrickif(APPLE) 7009467b48Spatrick include(CheckCSourceCompiles) 7109467b48Spatrick CHECK_C_SOURCE_COMPILES(" 7209467b48Spatrick static const char *__crashreporter_info__ = 0; 7309467b48Spatrick asm(\".desc ___crashreporter_info__, 0x10\"); 74*d415bd75Srobert int main(void) { return 0; }" 7509467b48Spatrick HAVE_CRASHREPORTER_INFO) 7609467b48Spatrickendif() 7709467b48Spatrick 7809467b48Spatrickif(${CMAKE_SYSTEM_NAME} STREQUAL "Linux") 7909467b48Spatrick check_include_file(linux/magic.h HAVE_LINUX_MAGIC_H) 8009467b48Spatrick if(NOT HAVE_LINUX_MAGIC_H) 8109467b48Spatrick # older kernels use split files 8209467b48Spatrick check_include_file(linux/nfs_fs.h HAVE_LINUX_NFS_FS_H) 8309467b48Spatrick check_include_file(linux/smb.h HAVE_LINUX_SMB_H) 8409467b48Spatrick endif() 8509467b48Spatrickendif() 8609467b48Spatrick 8709467b48Spatrick# library checks 8809467b48Spatrickif( NOT PURE_WINDOWS ) 8909467b48Spatrick check_library_exists(pthread pthread_create "" HAVE_LIBPTHREAD) 9009467b48Spatrick if (HAVE_LIBPTHREAD) 9109467b48Spatrick check_library_exists(pthread pthread_rwlock_init "" HAVE_PTHREAD_RWLOCK_INIT) 9209467b48Spatrick check_library_exists(pthread pthread_mutex_lock "" HAVE_PTHREAD_MUTEX_LOCK) 9309467b48Spatrick else() 9409467b48Spatrick # this could be Android 9509467b48Spatrick check_library_exists(c pthread_create "" PTHREAD_IN_LIBC) 9609467b48Spatrick if (PTHREAD_IN_LIBC) 9709467b48Spatrick check_library_exists(c pthread_rwlock_init "" HAVE_PTHREAD_RWLOCK_INIT) 9809467b48Spatrick check_library_exists(c pthread_mutex_lock "" HAVE_PTHREAD_MUTEX_LOCK) 9909467b48Spatrick endif() 10009467b48Spatrick endif() 10109467b48Spatrick check_library_exists(dl dlopen "" HAVE_LIBDL) 10209467b48Spatrick check_library_exists(rt clock_gettime "" HAVE_LIBRT) 10309467b48Spatrickendif() 10409467b48Spatrick 10509467b48Spatrick# Check for libpfm. 10609467b48Spatrickinclude(FindLibpfm) 10709467b48Spatrick 10809467b48Spatrickif(HAVE_LIBPTHREAD) 10909467b48Spatrick # We want to find pthreads library and at the moment we do want to 11009467b48Spatrick # have it reported as '-l<lib>' instead of '-pthread'. 11109467b48Spatrick # TODO: switch to -pthread once the rest of the build system can deal with it. 11209467b48Spatrick set(CMAKE_THREAD_PREFER_PTHREAD TRUE) 11309467b48Spatrick set(THREADS_HAVE_PTHREAD_ARG Off) 11409467b48Spatrick find_package(Threads REQUIRED) 11509467b48Spatrick set(LLVM_PTHREAD_LIB ${CMAKE_THREAD_LIBS_INIT}) 11609467b48Spatrickendif() 11709467b48Spatrick 11873471bf0Spatrickif(LLVM_ENABLE_ZLIB) 11973471bf0Spatrick if(LLVM_ENABLE_ZLIB STREQUAL FORCE_ON) 12073471bf0Spatrick find_package(ZLIB REQUIRED) 12173471bf0Spatrick elseif(NOT LLVM_USE_SANITIZER MATCHES "Memory.*") 12273471bf0Spatrick find_package(ZLIB) 12373471bf0Spatrick endif() 12473471bf0Spatrick if(ZLIB_FOUND) 12573471bf0Spatrick # Check if zlib we found is usable; for example, we may have found a 32-bit 12673471bf0Spatrick # library on a 64-bit system which would result in a link-time failure. 12773471bf0Spatrick cmake_push_check_state() 12873471bf0Spatrick list(APPEND CMAKE_REQUIRED_INCLUDES ${ZLIB_INCLUDE_DIRS}) 12973471bf0Spatrick list(APPEND CMAKE_REQUIRED_LIBRARIES ${ZLIB_LIBRARY}) 13073471bf0Spatrick check_symbol_exists(compress2 zlib.h HAVE_ZLIB) 13173471bf0Spatrick cmake_pop_check_state() 13273471bf0Spatrick if(LLVM_ENABLE_ZLIB STREQUAL FORCE_ON AND NOT HAVE_ZLIB) 13373471bf0Spatrick message(FATAL_ERROR "Failed to configure zlib") 13473471bf0Spatrick endif() 13573471bf0Spatrick endif() 13673471bf0Spatrick set(LLVM_ENABLE_ZLIB "${HAVE_ZLIB}") 137*d415bd75Srobertelse() 138*d415bd75Srobert set(LLVM_ENABLE_ZLIB 0) 13973471bf0Spatrickendif() 14073471bf0Spatrick 141*d415bd75Srobertset(zstd_FOUND 0) 142*d415bd75Srobertif(LLVM_ENABLE_ZSTD) 143*d415bd75Srobert if(LLVM_ENABLE_ZSTD STREQUAL FORCE_ON) 144*d415bd75Srobert find_package(zstd REQUIRED) 145*d415bd75Srobert if(NOT zstd_FOUND) 146*d415bd75Srobert message(FATAL_ERROR "Failed to configure zstd, but LLVM_ENABLE_ZSTD is FORCE_ON") 147*d415bd75Srobert endif() 148*d415bd75Srobert elseif(NOT LLVM_USE_SANITIZER MATCHES "Memory.*") 149*d415bd75Srobert find_package(zstd QUIET) 150*d415bd75Srobert endif() 151*d415bd75Srobertendif() 152*d415bd75Srobertset(LLVM_ENABLE_ZSTD ${zstd_FOUND}) 153*d415bd75Srobert 15473471bf0Spatrickif(LLVM_ENABLE_LIBXML2) 15573471bf0Spatrick if(LLVM_ENABLE_LIBXML2 STREQUAL FORCE_ON) 15673471bf0Spatrick find_package(LibXml2 REQUIRED) 15773471bf0Spatrick elseif(NOT LLVM_USE_SANITIZER MATCHES "Memory.*") 15873471bf0Spatrick find_package(LibXml2) 15973471bf0Spatrick endif() 16073471bf0Spatrick if(LibXml2_FOUND) 16173471bf0Spatrick # Check if libxml2 we found is usable; for example, we may have found a 32-bit 16273471bf0Spatrick # library on a 64-bit system which would result in a link-time failure. 16373471bf0Spatrick cmake_push_check_state() 16473471bf0Spatrick list(APPEND CMAKE_REQUIRED_INCLUDES ${LIBXML2_INCLUDE_DIRS}) 16573471bf0Spatrick list(APPEND CMAKE_REQUIRED_LIBRARIES ${LIBXML2_LIBRARIES}) 16673471bf0Spatrick list(APPEND CMAKE_REQUIRED_DEFINITIONS ${LIBXML2_DEFINITIONS}) 16773471bf0Spatrick check_symbol_exists(xmlReadMemory libxml/xmlreader.h HAVE_LIBXML2) 16873471bf0Spatrick cmake_pop_check_state() 16973471bf0Spatrick if(LLVM_ENABLE_LIBXML2 STREQUAL FORCE_ON AND NOT HAVE_LIBXML2) 17073471bf0Spatrick message(FATAL_ERROR "Failed to configure libxml2") 17173471bf0Spatrick endif() 17273471bf0Spatrick endif() 17373471bf0Spatrick set(LLVM_ENABLE_LIBXML2 "${HAVE_LIBXML2}") 17473471bf0Spatrickendif() 17573471bf0Spatrick 176*d415bd75Srobertif(LLVM_ENABLE_CURL) 177*d415bd75Srobert if(LLVM_ENABLE_CURL STREQUAL FORCE_ON) 178*d415bd75Srobert find_package(CURL REQUIRED) 179*d415bd75Srobert else() 180*d415bd75Srobert find_package(CURL) 181*d415bd75Srobert endif() 182*d415bd75Srobert if(CURL_FOUND) 183*d415bd75Srobert # Check if curl we found is usable; for example, we may have found a 32-bit 184*d415bd75Srobert # library on a 64-bit system which would result in a link-time failure. 185*d415bd75Srobert cmake_push_check_state() 186*d415bd75Srobert list(APPEND CMAKE_REQUIRED_LIBRARIES CURL::libcurl) 187*d415bd75Srobert check_symbol_exists(curl_easy_init curl/curl.h HAVE_CURL) 188*d415bd75Srobert cmake_pop_check_state() 189*d415bd75Srobert if(LLVM_ENABLE_CURL STREQUAL FORCE_ON AND NOT HAVE_CURL) 190*d415bd75Srobert message(FATAL_ERROR "Failed to configure curl") 191*d415bd75Srobert endif() 192*d415bd75Srobert endif() 193*d415bd75Srobert set(LLVM_ENABLE_CURL "${HAVE_CURL}") 194*d415bd75Srobertendif() 195*d415bd75Srobert 196*d415bd75Srobertif(LLVM_ENABLE_HTTPLIB) 197*d415bd75Srobert if(LLVM_ENABLE_HTTPLIB STREQUAL FORCE_ON) 198*d415bd75Srobert find_package(httplib REQUIRED) 199*d415bd75Srobert else() 200*d415bd75Srobert find_package(httplib) 201*d415bd75Srobert endif() 202*d415bd75Srobert if(HTTPLIB_FOUND) 203*d415bd75Srobert # Check if the "httplib" we found is usable; for example there may be another 204*d415bd75Srobert # library with the same name. 205*d415bd75Srobert cmake_push_check_state() 206*d415bd75Srobert list(APPEND CMAKE_REQUIRED_LIBRARIES ${HTTPLIB_LIBRARY}) 207*d415bd75Srobert check_cxx_symbol_exists(CPPHTTPLIB_HTTPLIB_H ${HTTPLIB_HEADER_PATH} HAVE_HTTPLIB) 208*d415bd75Srobert cmake_pop_check_state() 209*d415bd75Srobert if(LLVM_ENABLE_HTTPLIB STREQUAL FORCE_ON AND NOT HAVE_HTTPLIB) 210*d415bd75Srobert message(FATAL_ERROR "Failed to configure cpp-httplib") 211*d415bd75Srobert endif() 212*d415bd75Srobert endif() 213*d415bd75Srobert set(LLVM_ENABLE_HTTPLIB "${HAVE_HTTPLIB}") 214*d415bd75Srobertendif() 215*d415bd75Srobert 21609467b48Spatrick# Don't look for these libraries if we're using MSan, since uninstrumented third 21709467b48Spatrick# party code may call MSan interceptors like strlen, leading to false positives. 21809467b48Spatrickif(NOT LLVM_USE_SANITIZER MATCHES "Memory.*") 21909467b48Spatrick # Don't look for these libraries on Windows. 22009467b48Spatrick if (NOT PURE_WINDOWS) 22109467b48Spatrick # Skip libedit if using ASan as it contains memory leaks. 222*d415bd75Srobert if (LLVM_ENABLE_LIBEDIT AND NOT LLVM_USE_SANITIZER MATCHES ".*Address.*") 223*d415bd75Srobert find_package(LibEdit) 224*d415bd75Srobert set(HAVE_LIBEDIT ${LibEdit_FOUND}) 22509467b48Spatrick else() 22609467b48Spatrick set(HAVE_LIBEDIT 0) 22709467b48Spatrick endif() 22809467b48Spatrick if(LLVM_ENABLE_TERMINFO) 229*d415bd75Srobert if(LLVM_ENABLE_TERMINFO STREQUAL FORCE_ON) 230*d415bd75Srobert find_package(Terminfo REQUIRED) 23109467b48Spatrick else() 232*d415bd75Srobert find_package(Terminfo) 233*d415bd75Srobert endif() 234*d415bd75Srobert set(LLVM_ENABLE_TERMINFO "${Terminfo_FOUND}") 23509467b48Spatrick endif() 23609467b48Spatrick else() 23773471bf0Spatrick set(LLVM_ENABLE_TERMINFO 0) 23809467b48Spatrick endif() 23973471bf0Spatrickelse() 24073471bf0Spatrick set(LLVM_ENABLE_TERMINFO 0) 24109467b48Spatrickendif() 24209467b48Spatrick 24373471bf0Spatrickcheck_library_exists(xar xar_open "" LLVM_HAVE_LIBXAR) 24473471bf0Spatrickif(LLVM_HAVE_LIBXAR) 245*d415bd75Srobert message(STATUS "The xar file format has been deprecated: LLVM_HAVE_LIBXAR might be removed in the future.") 246*d415bd75Srobert # The xar file format has been deprecated since macOS 12.0. 247*d415bd75Srobert if (CMAKE_OSX_DEPLOYMENT_TARGET VERSION_GREATER_EQUAL 12) 248*d415bd75Srobert set(LLVM_HAVE_LIBXAR 0) 249*d415bd75Srobert else() 25009467b48Spatrick set(XAR_LIB xar) 25109467b48Spatrick endif() 252*d415bd75Srobertendif() 25309467b48Spatrick 25409467b48Spatrick# function checks 25509467b48Spatrickcheck_symbol_exists(arc4random "stdlib.h" HAVE_DECL_ARC4RANDOM) 25609467b48Spatrickfind_package(Backtrace) 25709467b48Spatrickset(HAVE_BACKTRACE ${Backtrace_FOUND}) 25809467b48Spatrickset(BACKTRACE_HEADER ${Backtrace_HEADER}) 25909467b48Spatrick 26009467b48Spatrick# Prevent check_symbol_exists from using API that is not supported for a given 26109467b48Spatrick# deployment target. 26209467b48Spatrickcheck_c_compiler_flag("-Werror=unguarded-availability-new" "C_SUPPORTS_WERROR_UNGUARDED_AVAILABILITY_NEW") 26309467b48Spatrickif(C_SUPPORTS_WERROR_UNGUARDED_AVAILABILITY_NEW) 26409467b48Spatrick set(CMAKE_REQUIRED_FLAGS "${CMAKE_REQUIRED_FLAGS} -Werror=unguarded-availability-new") 26509467b48Spatrickendif() 26609467b48Spatrick 26773471bf0Spatrick# Determine whether we can register EH tables. 26873471bf0Spatrickcheck_symbol_exists(__register_frame "${CMAKE_CURRENT_LIST_DIR}/unwind.h" HAVE_REGISTER_FRAME) 26973471bf0Spatrickcheck_symbol_exists(__deregister_frame "${CMAKE_CURRENT_LIST_DIR}/unwind.h" HAVE_DEREGISTER_FRAME) 270*d415bd75Srobertcheck_symbol_exists(__unw_add_dynamic_fde "${CMAKE_CURRENT_LIST_DIR}/unwind.h" HAVE_UNW_ADD_DYNAMIC_FDE) 27173471bf0Spatrick 27209467b48Spatrickcheck_symbol_exists(_Unwind_Backtrace "unwind.h" HAVE__UNWIND_BACKTRACE) 27309467b48Spatrickcheck_symbol_exists(getpagesize unistd.h HAVE_GETPAGESIZE) 27409467b48Spatrickcheck_symbol_exists(sysconf unistd.h HAVE_SYSCONF) 27509467b48Spatrickcheck_symbol_exists(getrusage sys/resource.h HAVE_GETRUSAGE) 27609467b48Spatrickcheck_symbol_exists(setrlimit sys/resource.h HAVE_SETRLIMIT) 27709467b48Spatrickcheck_symbol_exists(isatty unistd.h HAVE_ISATTY) 27809467b48Spatrickcheck_symbol_exists(futimens sys/stat.h HAVE_FUTIMENS) 27909467b48Spatrickcheck_symbol_exists(futimes sys/time.h HAVE_FUTIMES) 28009467b48Spatrick# AddressSanitizer conflicts with lib/Support/Unix/Signals.inc 28109467b48Spatrick# Avoid sigaltstack on Apple platforms, where backtrace() cannot handle it 28209467b48Spatrick# (rdar://7089625) and _Unwind_Backtrace is unusable because it cannot unwind 28309467b48Spatrick# past the signal handler after an assertion failure (rdar://29866587). 28409467b48Spatrickif( HAVE_SIGNAL_H AND NOT LLVM_USE_SANITIZER MATCHES ".*Address.*" AND NOT APPLE ) 28509467b48Spatrick check_symbol_exists(sigaltstack signal.h HAVE_SIGALTSTACK) 28609467b48Spatrickendif() 28709467b48Spatrickcheck_symbol_exists(mallctl malloc_np.h HAVE_MALLCTL) 28809467b48Spatrickcheck_symbol_exists(mallinfo malloc.h HAVE_MALLINFO) 28973471bf0Spatrickcheck_symbol_exists(mallinfo2 malloc.h HAVE_MALLINFO2) 29009467b48Spatrickcheck_symbol_exists(malloc_zone_statistics malloc/malloc.h 29109467b48Spatrick HAVE_MALLOC_ZONE_STATISTICS) 29209467b48Spatrickcheck_symbol_exists(getrlimit "sys/types.h;sys/time.h;sys/resource.h" HAVE_GETRLIMIT) 29309467b48Spatrickcheck_symbol_exists(posix_spawn spawn.h HAVE_POSIX_SPAWN) 29409467b48Spatrickcheck_symbol_exists(pread unistd.h HAVE_PREAD) 29509467b48Spatrickcheck_symbol_exists(sbrk unistd.h HAVE_SBRK) 29609467b48Spatrickcheck_symbol_exists(strerror string.h HAVE_STRERROR) 29709467b48Spatrickcheck_symbol_exists(strerror_r string.h HAVE_STRERROR_R) 29809467b48Spatrickcheck_symbol_exists(strerror_s string.h HAVE_DECL_STRERROR_S) 29909467b48Spatrickcheck_symbol_exists(setenv stdlib.h HAVE_SETENV) 30009467b48Spatrickif( PURE_WINDOWS ) 30109467b48Spatrick check_symbol_exists(_chsize_s io.h HAVE__CHSIZE_S) 30209467b48Spatrick 30309467b48Spatrick check_function_exists(_alloca HAVE__ALLOCA) 30409467b48Spatrick check_function_exists(__alloca HAVE___ALLOCA) 30509467b48Spatrick check_function_exists(__chkstk HAVE___CHKSTK) 30609467b48Spatrick check_function_exists(__chkstk_ms HAVE___CHKSTK_MS) 30709467b48Spatrick check_function_exists(___chkstk HAVE____CHKSTK) 30809467b48Spatrick check_function_exists(___chkstk_ms HAVE____CHKSTK_MS) 30909467b48Spatrick 31009467b48Spatrick check_function_exists(__ashldi3 HAVE___ASHLDI3) 31109467b48Spatrick check_function_exists(__ashrdi3 HAVE___ASHRDI3) 31209467b48Spatrick check_function_exists(__divdi3 HAVE___DIVDI3) 31309467b48Spatrick check_function_exists(__fixdfdi HAVE___FIXDFDI) 31409467b48Spatrick check_function_exists(__fixsfdi HAVE___FIXSFDI) 31509467b48Spatrick check_function_exists(__floatdidf HAVE___FLOATDIDF) 31609467b48Spatrick check_function_exists(__lshrdi3 HAVE___LSHRDI3) 31709467b48Spatrick check_function_exists(__moddi3 HAVE___MODDI3) 31809467b48Spatrick check_function_exists(__udivdi3 HAVE___UDIVDI3) 31909467b48Spatrick check_function_exists(__umoddi3 HAVE___UMODDI3) 32009467b48Spatrick 32109467b48Spatrick check_function_exists(__main HAVE___MAIN) 32209467b48Spatrick check_function_exists(__cmpdi2 HAVE___CMPDI2) 32309467b48Spatrickendif() 32409467b48Spatrick 32509467b48SpatrickCHECK_STRUCT_HAS_MEMBER("struct stat" st_mtimespec.tv_nsec 32609467b48Spatrick "sys/types.h;sys/stat.h" HAVE_STRUCT_STAT_ST_MTIMESPEC_TV_NSEC) 32773471bf0Spatrickif (UNIX AND ${CMAKE_SYSTEM_NAME} MATCHES "AIX") 32873471bf0Spatrick# The st_mtim.tv_nsec member of a `stat` structure is not reliable on some AIX 32973471bf0Spatrick# environments. 33073471bf0Spatrick set(HAVE_STRUCT_STAT_ST_MTIM_TV_NSEC 0) 33173471bf0Spatrickelse() 33209467b48Spatrick CHECK_STRUCT_HAS_MEMBER("struct stat" st_mtim.tv_nsec 33309467b48Spatrick "sys/types.h;sys/stat.h" HAVE_STRUCT_STAT_ST_MTIM_TV_NSEC) 33473471bf0Spatrickendif() 33509467b48Spatrick 33609467b48Spatrickcheck_symbol_exists(__GLIBC__ stdio.h LLVM_USING_GLIBC) 33709467b48Spatrickif( LLVM_USING_GLIBC ) 338*d415bd75Srobert add_compile_definitions(_GNU_SOURCE) 33909467b48Spatrick list(APPEND CMAKE_REQUIRED_DEFINITIONS "-D_GNU_SOURCE") 340*d415bd75Srobert# enable 64bit off_t on 32bit systems using glibc 341*d415bd75Srobert if (CMAKE_SIZEOF_VOID_P EQUAL 4) 342*d415bd75Srobert add_compile_definitions(_FILE_OFFSET_BITS=64) 343*d415bd75Srobert list(APPEND CMAKE_REQUIRED_DEFINITIONS "-D_FILE_OFFSET_BITS=64") 34409467b48Spatrick endif() 345*d415bd75Srobertendif() 346*d415bd75Srobert 347*d415bd75Srobert# This check requires _GNU_SOURCE. 34809467b48Spatrickif (NOT PURE_WINDOWS) 34909467b48Spatrick if (LLVM_PTHREAD_LIB) 35009467b48Spatrick list(APPEND CMAKE_REQUIRED_LIBRARIES ${LLVM_PTHREAD_LIB}) 35109467b48Spatrick endif() 35209467b48Spatrick check_symbol_exists(pthread_getname_np pthread.h HAVE_PTHREAD_GETNAME_NP) 35309467b48Spatrick check_symbol_exists(pthread_setname_np pthread.h HAVE_PTHREAD_SETNAME_NP) 35409467b48Spatrick if (LLVM_PTHREAD_LIB) 35509467b48Spatrick list(REMOVE_ITEM CMAKE_REQUIRED_LIBRARIES ${LLVM_PTHREAD_LIB}) 35609467b48Spatrick endif() 35709467b48Spatrickendif() 35809467b48Spatrick 359*d415bd75Srobert# This check requires _GNU_SOURCE. 360*d415bd75Srobertif( HAVE_DLFCN_H ) 361*d415bd75Srobert if( HAVE_LIBDL ) 362*d415bd75Srobert list(APPEND CMAKE_REQUIRED_LIBRARIES dl) 363*d415bd75Srobert endif() 364*d415bd75Srobert check_symbol_exists(dlopen dlfcn.h HAVE_DLOPEN) 365*d415bd75Srobert check_symbol_exists(dladdr dlfcn.h HAVE_DLADDR) 366*d415bd75Srobert if( HAVE_LIBDL ) 367*d415bd75Srobert list(REMOVE_ITEM CMAKE_REQUIRED_LIBRARIES dl) 368*d415bd75Srobert endif() 369*d415bd75Srobertendif() 370*d415bd75Srobert 37109467b48Spatrick# available programs checks 37209467b48Spatrickfunction(llvm_find_program name) 37309467b48Spatrick string(TOUPPER ${name} NAME) 37409467b48Spatrick string(REGEX REPLACE "\\." "_" NAME ${NAME}) 37509467b48Spatrick 37609467b48Spatrick find_program(LLVM_PATH_${NAME} NAMES ${ARGV}) 37709467b48Spatrick mark_as_advanced(LLVM_PATH_${NAME}) 37809467b48Spatrick if(LLVM_PATH_${NAME}) 37909467b48Spatrick set(HAVE_${NAME} 1 CACHE INTERNAL "Is ${name} available ?") 38009467b48Spatrick mark_as_advanced(HAVE_${NAME}) 38109467b48Spatrick else(LLVM_PATH_${NAME}) 38209467b48Spatrick set(HAVE_${NAME} "" CACHE INTERNAL "Is ${name} available ?") 38309467b48Spatrick endif(LLVM_PATH_${NAME}) 38409467b48Spatrickendfunction() 38509467b48Spatrick 38609467b48Spatrickif (LLVM_ENABLE_DOXYGEN) 38709467b48Spatrick llvm_find_program(dot) 38809467b48Spatrickendif () 38909467b48Spatrick 39009467b48Spatrickif(LLVM_ENABLE_FFI) 391*d415bd75Srobert set(FFI_REQUIRE_INCLUDE On) 392*d415bd75Srobert if(LLVM_ENABLE_FFI STREQUAL FORCE_ON) 393*d415bd75Srobert find_package(FFI REQUIRED) 39409467b48Spatrick else() 395*d415bd75Srobert find_package(FFI) 39609467b48Spatrick endif() 397*d415bd75Srobert set(LLVM_ENABLE_FFI "${FFI_FOUND}") 39809467b48Spatrickelse() 39909467b48Spatrick unset(HAVE_FFI_FFI_H CACHE) 40009467b48Spatrick unset(HAVE_FFI_H CACHE) 40109467b48Spatrick unset(HAVE_FFI_CALL CACHE) 402*d415bd75Srobertendif() 40309467b48Spatrick 40473471bf0Spatrickcheck_symbol_exists(proc_pid_rusage "libproc.h" HAVE_PROC_PID_RUSAGE) 40573471bf0Spatrick 40609467b48Spatrick# Define LLVM_HAS_ATOMICS if gcc or MSVC atomic builtins are supported. 40709467b48Spatrickinclude(CheckAtomic) 40809467b48Spatrick 40909467b48Spatrickif( LLVM_ENABLE_PIC ) 41009467b48Spatrick set(ENABLE_PIC 1) 41109467b48Spatrickelse() 41209467b48Spatrick set(ENABLE_PIC 0) 41309467b48Spatrick check_cxx_compiler_flag("-fno-pie" SUPPORTS_NO_PIE_FLAG) 41409467b48Spatrick if(SUPPORTS_NO_PIE_FLAG) 41509467b48Spatrick set(CMAKE_EXE_LINKER_FLAGS "${CMAKE_EXE_LINKER_FLAGS} -fno-pie") 41609467b48Spatrick endif() 41709467b48Spatrickendif() 41809467b48Spatrick 41909467b48Spatrickcheck_cxx_compiler_flag("-Wvariadic-macros" SUPPORTS_VARIADIC_MACROS_FLAG) 42009467b48Spatrickcheck_cxx_compiler_flag("-Wgnu-zero-variadic-macro-arguments" 42109467b48Spatrick SUPPORTS_GNU_ZERO_VARIADIC_MACRO_ARGUMENTS_FLAG) 42209467b48Spatrick 42309467b48Spatrickset(USE_NO_MAYBE_UNINITIALIZED 0) 42409467b48Spatrickset(USE_NO_UNINITIALIZED 0) 42509467b48Spatrick 42609467b48Spatrick# Disable gcc's potentially uninitialized use analysis as it presents lots of 42709467b48Spatrick# false positives. 42809467b48Spatrickif (CMAKE_COMPILER_IS_GNUCXX) 42909467b48Spatrick check_cxx_compiler_flag("-Wmaybe-uninitialized" HAS_MAYBE_UNINITIALIZED) 43009467b48Spatrick if (HAS_MAYBE_UNINITIALIZED) 43109467b48Spatrick set(USE_NO_MAYBE_UNINITIALIZED 1) 43209467b48Spatrick else() 43309467b48Spatrick # Only recent versions of gcc make the distinction between -Wuninitialized 43409467b48Spatrick # and -Wmaybe-uninitialized. If -Wmaybe-uninitialized isn't supported, just 43509467b48Spatrick # turn off all uninitialized use warnings. 43609467b48Spatrick check_cxx_compiler_flag("-Wuninitialized" HAS_UNINITIALIZED) 43709467b48Spatrick set(USE_NO_UNINITIALIZED ${HAS_UNINITIALIZED}) 43809467b48Spatrick endif() 43909467b48Spatrickendif() 44009467b48Spatrick 44109467b48Spatrick# By default, we target the host, but this can be overridden at CMake 44209467b48Spatrick# invocation time. 44309467b48Spatrickinclude(GetHostTriple) 44409467b48Spatrickget_host_triple(LLVM_INFERRED_HOST_TRIPLE) 44509467b48Spatrick 44609467b48Spatrickset(LLVM_HOST_TRIPLE "${LLVM_INFERRED_HOST_TRIPLE}" CACHE STRING 44709467b48Spatrick "Host on which LLVM binaries will run") 44809467b48Spatrick 44909467b48Spatrick# Determine the native architecture. 45009467b48Spatrickstring(TOLOWER "${LLVM_TARGET_ARCH}" LLVM_NATIVE_ARCH) 45109467b48Spatrickif( LLVM_NATIVE_ARCH STREQUAL "host" ) 45209467b48Spatrick string(REGEX MATCH "^[^-]*" LLVM_NATIVE_ARCH ${LLVM_HOST_TRIPLE}) 45309467b48Spatrickendif () 45409467b48Spatrick 45509467b48Spatrickif (LLVM_NATIVE_ARCH MATCHES "i[2-6]86") 45609467b48Spatrick set(LLVM_NATIVE_ARCH X86) 45709467b48Spatrickelseif (LLVM_NATIVE_ARCH STREQUAL "x86") 45809467b48Spatrick set(LLVM_NATIVE_ARCH X86) 45909467b48Spatrickelseif (LLVM_NATIVE_ARCH STREQUAL "amd64") 46009467b48Spatrick set(LLVM_NATIVE_ARCH X86) 46109467b48Spatrickelseif (LLVM_NATIVE_ARCH STREQUAL "x86_64") 46209467b48Spatrick set(LLVM_NATIVE_ARCH X86) 46309467b48Spatrickelseif (LLVM_NATIVE_ARCH MATCHES "sparc") 46409467b48Spatrick set(LLVM_NATIVE_ARCH Sparc) 46509467b48Spatrickelseif (LLVM_NATIVE_ARCH MATCHES "powerpc") 46609467b48Spatrick set(LLVM_NATIVE_ARCH PowerPC) 46709467b48Spatrickelseif (LLVM_NATIVE_ARCH MATCHES "ppc64le") 46809467b48Spatrick set(LLVM_NATIVE_ARCH PowerPC) 46909467b48Spatrickelseif (LLVM_NATIVE_ARCH MATCHES "aarch64") 47009467b48Spatrick set(LLVM_NATIVE_ARCH AArch64) 47109467b48Spatrickelseif (LLVM_NATIVE_ARCH MATCHES "arm64") 47209467b48Spatrick set(LLVM_NATIVE_ARCH AArch64) 47309467b48Spatrickelseif (LLVM_NATIVE_ARCH MATCHES "arm") 47409467b48Spatrick set(LLVM_NATIVE_ARCH ARM) 47509467b48Spatrickelseif (LLVM_NATIVE_ARCH MATCHES "avr") 47609467b48Spatrick set(LLVM_NATIVE_ARCH AVR) 47709467b48Spatrickelseif (LLVM_NATIVE_ARCH MATCHES "mips") 47809467b48Spatrick set(LLVM_NATIVE_ARCH Mips) 47909467b48Spatrickelseif (LLVM_NATIVE_ARCH MATCHES "xcore") 48009467b48Spatrick set(LLVM_NATIVE_ARCH XCore) 48109467b48Spatrickelseif (LLVM_NATIVE_ARCH MATCHES "msp430") 48209467b48Spatrick set(LLVM_NATIVE_ARCH MSP430) 48309467b48Spatrickelseif (LLVM_NATIVE_ARCH MATCHES "hexagon") 48409467b48Spatrick set(LLVM_NATIVE_ARCH Hexagon) 48509467b48Spatrickelseif (LLVM_NATIVE_ARCH MATCHES "s390x") 48609467b48Spatrick set(LLVM_NATIVE_ARCH SystemZ) 48709467b48Spatrickelseif (LLVM_NATIVE_ARCH MATCHES "wasm32") 48809467b48Spatrick set(LLVM_NATIVE_ARCH WebAssembly) 48909467b48Spatrickelseif (LLVM_NATIVE_ARCH MATCHES "wasm64") 49009467b48Spatrick set(LLVM_NATIVE_ARCH WebAssembly) 49109467b48Spatrickelseif (LLVM_NATIVE_ARCH MATCHES "riscv32") 49209467b48Spatrick set(LLVM_NATIVE_ARCH RISCV) 49309467b48Spatrickelseif (LLVM_NATIVE_ARCH MATCHES "riscv64") 49409467b48Spatrick set(LLVM_NATIVE_ARCH RISCV) 49573471bf0Spatrickelseif (LLVM_NATIVE_ARCH STREQUAL "m68k") 49673471bf0Spatrick set(LLVM_NATIVE_ARCH M68k) 497*d415bd75Srobertelseif (LLVM_NATIVE_ARCH MATCHES "loongarch") 498*d415bd75Srobert set(LLVM_NATIVE_ARCH LoongArch) 49909467b48Spatrickelse () 50009467b48Spatrick message(FATAL_ERROR "Unknown architecture ${LLVM_NATIVE_ARCH}") 50109467b48Spatrickendif () 50209467b48Spatrick 50373471bf0Spatrick# If build targets includes "host" or "Native", then replace with native architecture. 50473471bf0Spatrickforeach (NATIVE_KEYWORD host Native) 50573471bf0Spatrick list(FIND LLVM_TARGETS_TO_BUILD ${NATIVE_KEYWORD} idx) 50609467b48Spatrick if( NOT idx LESS 0 ) 50709467b48Spatrick list(REMOVE_AT LLVM_TARGETS_TO_BUILD ${idx}) 50809467b48Spatrick list(APPEND LLVM_TARGETS_TO_BUILD ${LLVM_NATIVE_ARCH}) 50909467b48Spatrick list(REMOVE_DUPLICATES LLVM_TARGETS_TO_BUILD) 51009467b48Spatrick endif() 51173471bf0Spatrickendforeach() 51209467b48Spatrick 513*d415bd75Srobertif (NOT ${LLVM_NATIVE_ARCH} IN_LIST LLVM_TARGETS_TO_BUILD) 51409467b48Spatrick message(STATUS 51509467b48Spatrick "Native target ${LLVM_NATIVE_ARCH} is not selected; lli will not JIT code") 51609467b48Spatrickelse () 51709467b48Spatrick message(STATUS "Native target architecture is ${LLVM_NATIVE_ARCH}") 51809467b48Spatrick set(LLVM_NATIVE_TARGET LLVMInitialize${LLVM_NATIVE_ARCH}Target) 51909467b48Spatrick set(LLVM_NATIVE_TARGETINFO LLVMInitialize${LLVM_NATIVE_ARCH}TargetInfo) 52009467b48Spatrick set(LLVM_NATIVE_TARGETMC LLVMInitialize${LLVM_NATIVE_ARCH}TargetMC) 52109467b48Spatrick set(LLVM_NATIVE_ASMPRINTER LLVMInitialize${LLVM_NATIVE_ARCH}AsmPrinter) 52209467b48Spatrick 52309467b48Spatrick # We don't have an ASM parser for all architectures yet. 52409467b48Spatrick if (EXISTS ${PROJECT_SOURCE_DIR}/lib/Target/${LLVM_NATIVE_ARCH}/AsmParser/CMakeLists.txt) 52509467b48Spatrick set(LLVM_NATIVE_ASMPARSER LLVMInitialize${LLVM_NATIVE_ARCH}AsmParser) 52609467b48Spatrick endif () 52709467b48Spatrick 52809467b48Spatrick # We don't have an disassembler for all architectures yet. 52909467b48Spatrick if (EXISTS ${PROJECT_SOURCE_DIR}/lib/Target/${LLVM_NATIVE_ARCH}/Disassembler/CMakeLists.txt) 53009467b48Spatrick set(LLVM_NATIVE_DISASSEMBLER LLVMInitialize${LLVM_NATIVE_ARCH}Disassembler) 53109467b48Spatrick endif () 53209467b48Spatrickendif () 53309467b48Spatrick 53409467b48Spatrickif( MSVC ) 53509467b48Spatrick set(SHLIBEXT ".lib") 53609467b48Spatrick set(stricmp "_stricmp") 53709467b48Spatrick set(strdup "_strdup") 53809467b48Spatrick 539*d415bd75Srobert # Allow setting clang-cl's /winsysroot flag. 540*d415bd75Srobert set(LLVM_WINSYSROOT "" CACHE STRING 541*d415bd75Srobert "If set, argument to clang-cl's /winsysroot") 542*d415bd75Srobert 543*d415bd75Srobert if (LLVM_WINSYSROOT) 544*d415bd75Srobert set(MSVC_DIA_SDK_DIR "${LLVM_WINSYSROOT}/DIA SDK" CACHE PATH 545*d415bd75Srobert "Path to the DIA SDK") 546*d415bd75Srobert else() 54709467b48Spatrick set(MSVC_DIA_SDK_DIR "$ENV{VSINSTALLDIR}DIA SDK" CACHE PATH 54809467b48Spatrick "Path to the DIA SDK") 549*d415bd75Srobert endif() 55009467b48Spatrick 551*d415bd75Srobert # See if the DIA SDK is available and usable. 55209467b48Spatrick # Due to a bug in MSVC 2013's installation software, it is possible 55309467b48Spatrick # for MSVC 2013 to write the DIA SDK into the Visual Studio 2012 55409467b48Spatrick # install directory. If this happens, the installation is corrupt 55509467b48Spatrick # and there's nothing we can do. It happens with enough frequency 55609467b48Spatrick # though that we should handle it. We do so by simply checking that 55709467b48Spatrick # the DIA SDK folder exists. Should this happen you will need to 55809467b48Spatrick # uninstall VS 2012 and then re-install VS 2013. 55909467b48Spatrick if (IS_DIRECTORY "${MSVC_DIA_SDK_DIR}") 56009467b48Spatrick set(HAVE_DIA_SDK 1) 56109467b48Spatrick else() 56209467b48Spatrick set(HAVE_DIA_SDK 0) 56309467b48Spatrick endif() 56409467b48Spatrick 56509467b48Spatrick option(LLVM_ENABLE_DIA_SDK "Use MSVC DIA SDK for debugging if available." 56609467b48Spatrick ${HAVE_DIA_SDK}) 56709467b48Spatrick 56809467b48Spatrick if(LLVM_ENABLE_DIA_SDK AND NOT HAVE_DIA_SDK) 56909467b48Spatrick message(FATAL_ERROR "DIA SDK not found. If you have both VS 2012 and 2013 installed, you may need to uninstall the former and re-install the latter afterwards.") 57009467b48Spatrick endif() 57109467b48Spatrickelse() 57209467b48Spatrick set(LLVM_ENABLE_DIA_SDK 0) 57309467b48Spatrickendif( MSVC ) 57409467b48Spatrick 57509467b48Spatrickif( LLVM_ENABLE_THREADS ) 57609467b48Spatrick # Check if threading primitives aren't supported on this platform 57709467b48Spatrick if( NOT HAVE_PTHREAD_H AND NOT WIN32 ) 57809467b48Spatrick set(LLVM_ENABLE_THREADS 0) 57909467b48Spatrick endif() 58009467b48Spatrickendif() 58109467b48Spatrick 58209467b48Spatrickif( LLVM_ENABLE_THREADS ) 58309467b48Spatrick message(STATUS "Threads enabled.") 58409467b48Spatrickelse( LLVM_ENABLE_THREADS ) 58509467b48Spatrick message(STATUS "Threads disabled.") 58609467b48Spatrickendif() 58709467b48Spatrick 58809467b48Spatrickif (LLVM_ENABLE_DOXYGEN) 58909467b48Spatrick message(STATUS "Doxygen enabled.") 59009467b48Spatrick find_package(Doxygen REQUIRED) 59109467b48Spatrick 59209467b48Spatrick if (DOXYGEN_FOUND) 59309467b48Spatrick # If we find doxygen and we want to enable doxygen by default create a 59409467b48Spatrick # global aggregate doxygen target for generating llvm and any/all 59509467b48Spatrick # subprojects doxygen documentation. 59609467b48Spatrick if (LLVM_BUILD_DOCS) 59709467b48Spatrick add_custom_target(doxygen ALL) 59809467b48Spatrick endif() 59909467b48Spatrick 60009467b48Spatrick option(LLVM_DOXYGEN_EXTERNAL_SEARCH "Enable doxygen external search." OFF) 60109467b48Spatrick if (LLVM_DOXYGEN_EXTERNAL_SEARCH) 60209467b48Spatrick set(LLVM_DOXYGEN_SEARCHENGINE_URL "" CACHE STRING "URL to use for external search.") 60309467b48Spatrick set(LLVM_DOXYGEN_SEARCH_MAPPINGS "" CACHE STRING "Doxygen Search Mappings") 60409467b48Spatrick endif() 60509467b48Spatrick endif() 60609467b48Spatrickelse() 60709467b48Spatrick message(STATUS "Doxygen disabled.") 60809467b48Spatrickendif() 60909467b48Spatrick 61009467b48Spatrickfind_program(GOLD_EXECUTABLE NAMES ${LLVM_DEFAULT_TARGET_TRIPLE}-ld.gold ld.gold ${LLVM_DEFAULT_TARGET_TRIPLE}-ld ld DOC "The gold linker") 61109467b48Spatrickset(LLVM_BINUTILS_INCDIR "" CACHE PATH 61209467b48Spatrick "PATH to binutils/include containing plugin-api.h for gold plugin.") 61309467b48Spatrick 614*d415bd75Srobertif(CMAKE_GENERATOR MATCHES "Ninja") 61509467b48Spatrick execute_process(COMMAND ${CMAKE_MAKE_PROGRAM} --version 61609467b48Spatrick OUTPUT_VARIABLE NINJA_VERSION 61709467b48Spatrick OUTPUT_STRIP_TRAILING_WHITESPACE) 61809467b48Spatrick set(NINJA_VERSION ${NINJA_VERSION} CACHE STRING "Ninja version number" FORCE) 61909467b48Spatrick message(STATUS "Ninja version: ${NINJA_VERSION}") 62009467b48Spatrickendif() 62109467b48Spatrick 622*d415bd75Srobertif(CMAKE_GENERATOR MATCHES "Ninja" AND 62309467b48Spatrick NOT "${NINJA_VERSION}" VERSION_LESS "1.9.0" AND 62409467b48Spatrick CMAKE_HOST_APPLE AND CMAKE_HOST_SYSTEM_VERSION VERSION_GREATER "15.6.0") 62509467b48Spatrick set(LLVM_TOUCH_STATIC_LIBRARIES ON) 62609467b48Spatrickendif() 62709467b48Spatrick 62809467b48Spatrickif(CMAKE_HOST_APPLE AND APPLE) 629*d415bd75Srobert if(NOT LD64_EXECUTABLE) 63009467b48Spatrick if(NOT CMAKE_XCRUN) 63109467b48Spatrick find_program(CMAKE_XCRUN NAMES xcrun) 63209467b48Spatrick endif() 63309467b48Spatrick if(CMAKE_XCRUN) 63409467b48Spatrick execute_process(COMMAND ${CMAKE_XCRUN} -find ld 63509467b48Spatrick OUTPUT_VARIABLE LD64_EXECUTABLE 63609467b48Spatrick OUTPUT_STRIP_TRAILING_WHITESPACE) 63709467b48Spatrick else() 63809467b48Spatrick find_program(LD64_EXECUTABLE NAMES ld DOC "The ld64 linker") 63909467b48Spatrick endif() 640*d415bd75Srobert endif() 64109467b48Spatrick 64209467b48Spatrick if(LD64_EXECUTABLE) 64309467b48Spatrick set(LD64_EXECUTABLE ${LD64_EXECUTABLE} CACHE PATH "ld64 executable") 64409467b48Spatrick message(STATUS "Found ld64 - ${LD64_EXECUTABLE}") 64509467b48Spatrick endif() 64609467b48Spatrickendif() 64709467b48Spatrick 64809467b48Spatrick# Keep the version requirements in sync with bindings/ocaml/README.txt. 649*d415bd75Srobertset(LLVM_BINDINGS "") 65009467b48Spatrickinclude(FindOCaml) 65109467b48Spatrickinclude(AddOCaml) 65209467b48Spatrickif(WIN32 OR NOT LLVM_ENABLE_BINDINGS) 65309467b48Spatrick message(STATUS "OCaml bindings disabled.") 65409467b48Spatrickelse() 65509467b48Spatrick find_package(OCaml) 65609467b48Spatrick if( NOT OCAML_FOUND ) 65709467b48Spatrick message(STATUS "OCaml bindings disabled.") 65809467b48Spatrick else() 65909467b48Spatrick if( OCAML_VERSION VERSION_LESS "4.00.0" ) 66009467b48Spatrick message(STATUS "OCaml bindings disabled, need OCaml >=4.00.0.") 66109467b48Spatrick else() 66209467b48Spatrick find_ocamlfind_package(ctypes VERSION 0.4 OPTIONAL) 66309467b48Spatrick if( HAVE_OCAML_CTYPES ) 66409467b48Spatrick message(STATUS "OCaml bindings enabled.") 66509467b48Spatrick set(LLVM_BINDINGS "${LLVM_BINDINGS} ocaml") 66609467b48Spatrick 66709467b48Spatrick set(LLVM_OCAML_INSTALL_PATH "${OCAML_STDLIB_PATH}" CACHE STRING 66809467b48Spatrick "Install directory for LLVM OCaml packages") 66909467b48Spatrick else() 67009467b48Spatrick message(STATUS "OCaml bindings disabled, need ctypes >=0.4.") 67109467b48Spatrick endif() 67209467b48Spatrick endif() 67309467b48Spatrick endif() 67409467b48Spatrickendif() 67509467b48Spatrick 67609467b48Spatrickstring(REPLACE " " ";" LLVM_BINDINGS_LIST "${LLVM_BINDINGS}") 67709467b48Spatrick 67809467b48Spatrickfunction(find_python_module module) 67909467b48Spatrick string(REPLACE "." "_" module_name ${module}) 68009467b48Spatrick string(TOUPPER ${module_name} module_upper) 68109467b48Spatrick set(FOUND_VAR PY_${module_upper}_FOUND) 68209467b48Spatrick if (DEFINED ${FOUND_VAR}) 68309467b48Spatrick return() 68409467b48Spatrick endif() 68509467b48Spatrick 686097a140dSpatrick execute_process(COMMAND "${Python3_EXECUTABLE}" "-c" "import ${module}" 68709467b48Spatrick RESULT_VARIABLE status 68809467b48Spatrick ERROR_QUIET) 68909467b48Spatrick 69009467b48Spatrick if(status) 69109467b48Spatrick set(${FOUND_VAR} OFF CACHE BOOL "Failed to find python module '${module}'") 69209467b48Spatrick message(STATUS "Could NOT find Python module ${module}") 69309467b48Spatrick else() 69409467b48Spatrick set(${FOUND_VAR} ON CACHE BOOL "Found python module '${module}'") 69509467b48Spatrick message(STATUS "Found Python module ${module}") 69609467b48Spatrick endif() 69709467b48Spatrickendfunction() 69809467b48Spatrick 69909467b48Spatrickset (PYTHON_MODULES 70009467b48Spatrick pygments 70109467b48Spatrick # Some systems still don't have pygments.lexers.c_cpp which was introduced in 70209467b48Spatrick # version 2.0 in 2014... 70309467b48Spatrick pygments.lexers.c_cpp 70409467b48Spatrick yaml 70509467b48Spatrick ) 70609467b48Spatrickforeach(module ${PYTHON_MODULES}) 70709467b48Spatrick find_python_module(${module}) 70809467b48Spatrickendforeach() 70909467b48Spatrick 71009467b48Spatrickif(PY_PYGMENTS_FOUND AND PY_PYGMENTS_LEXERS_C_CPP_FOUND AND PY_YAML_FOUND) 71109467b48Spatrick set (LLVM_HAVE_OPT_VIEWER_MODULES 1) 71209467b48Spatrickelse() 71309467b48Spatrick set (LLVM_HAVE_OPT_VIEWER_MODULES 0) 71409467b48Spatrickendif() 715*d415bd75Srobert 716*d415bd75Srobertfunction(llvm_get_host_prefixes_and_suffixes) 717*d415bd75Srobert # Not all platform files will set these variables (relying on them being 718*d415bd75Srobert # implicitly empty if they're unset), so unset the variables before including 719*d415bd75Srobert # the platform file, to prevent any values from the target system leaking. 720*d415bd75Srobert unset(CMAKE_STATIC_LIBRARY_PREFIX) 721*d415bd75Srobert unset(CMAKE_STATIC_LIBRARY_SUFFIX) 722*d415bd75Srobert unset(CMAKE_SHARED_LIBRARY_PREFIX) 723*d415bd75Srobert unset(CMAKE_SHARED_LIBRARY_SUFFIX) 724*d415bd75Srobert unset(CMAKE_IMPORT_LIBRARY_PREFIX) 725*d415bd75Srobert unset(CMAKE_IMPORT_LIBRARY_SUFFIX) 726*d415bd75Srobert unset(CMAKE_EXECUTABLE_SUFFIX) 727*d415bd75Srobert unset(CMAKE_LINK_LIBRARY_SUFFIX) 728*d415bd75Srobert include(Platform/${CMAKE_HOST_SYSTEM_NAME} OPTIONAL RESULT_VARIABLE _includedFile) 729*d415bd75Srobert if (_includedFile) 730*d415bd75Srobert set(LLVM_HOST_STATIC_LIBRARY_PREFIX ${CMAKE_STATIC_LIBRARY_PREFIX} PARENT_SCOPE) 731*d415bd75Srobert set(LLVM_HOST_STATIC_LIBRARY_SUFFIX ${CMAKE_STATIC_LIBRARY_SUFFIX} PARENT_SCOPE) 732*d415bd75Srobert set(LLVM_HOST_SHARED_LIBRARY_PREFIX ${CMAKE_SHARED_LIBRARY_PREFIX} PARENT_SCOPE) 733*d415bd75Srobert set(LLVM_HOST_SHARED_LIBRARY_SUFFIX ${CMAKE_SHARED_LIBRARY_SUFFIX} PARENT_SCOPE) 734*d415bd75Srobert set(LLVM_HOST_IMPORT_LIBRARY_PREFIX ${CMAKE_IMPORT_LIBRARY_PREFIX} PARENT_SCOPE) 735*d415bd75Srobert set(LLVM_HOST_IMPORT_LIBRARY_SUFFIX ${CMAKE_IMPORT_LIBRARY_SUFFIX} PARENT_SCOPE) 736*d415bd75Srobert set(LLVM_HOST_EXECUTABLE_SUFFIX ${CMAKE_EXECUTABLE_SUFFIX} PARENT_SCOPE) 737*d415bd75Srobert set(LLVM_HOST_LINK_LIBRARY_SUFFIX ${CMAKE_LINK_LIBRARY_SUFFIX} PARENT_SCOPE) 738*d415bd75Srobert endif() 739*d415bd75Srobertendfunction() 740*d415bd75Srobert 741*d415bd75Srobertllvm_get_host_prefixes_and_suffixes() 742