# library checks
include(CheckLibraryExists)
check_library_exists(pthread pthread_create "" HAVE_LIBPTHREAD)
+check_library_exists(pthread pthread_getspecific "" HAVE_PTHREAD_GETSPECIFIC)
+check_library_exists(pthread pthread_rwlock_init "" HAVE_PTHREAD_RWLOCK_INIT)
check_library_exists(dl dlopen "" HAVE_LIBDL)
# function checks
HAVE_MALLOC_ZONE_STATISTICS)
check_symbol_exists(pthread_mutex_lock pthread.h HAVE_PTHREAD_MUTEX_LOCK)
check_symbol_exists(strtoll stdlib.h HAVE_STRTOLL)
+check_symbol_exists(strerror string.h HAVE_STRERROR)
+check_symbol_exists(strerror_r string.h HAVE_STRERROR_R)
+check_symbol_exists(strerror_s string.h HAVE_STRERROR_S)
check_symbol_exists(__GLIBC__ stdio.h LLVM_USING_GLIBC)
if( LLVM_USING_GLIBC )
add_llvm_definitions( -D_GNU_SOURCE )
endif()
+# Define LLVM_MULTITHREADED if gcc atomic builtins exists.
+include(CheckAtomic)
+
include(CheckCXXCompilerFlag)
check_cxx_compiler_flag("-fPIC" SUPPORTS_FPIC_FLAG)