C++ compilers also have references to arrays which can be abused in some cases: template < size_t len > int read(int fd, char (&buf)[len]); // array size w

C++ compilers also have references to arrays which can be abused in some cases: template < size_t len > int read(int fd, char (&buf)[len]); // array size will be infered int read(int fd, char (&buf)[1024]); // array size must be exactly 1024