1if(NOT (TARGET libc.src.__support.threads.mutex)) 2 # Not all platforms have a mutex implementation. If mutex is unvailable, 3 # we just skip everything about files. 4 return() 5endif() 6 7add_object_library( 8 file 9 SRCS 10 file.cpp 11 HDRS 12 file.h 13 DEPENDS 14 libc.src.__support.threads.mutex 15 libc.include.errno 16 libc.src.errno.errno 17) 18