read_len 234 lib/utilunix.c ssize_t read_len; read_len 249 lib/utilunix.c read_len = read (ps->fd, ps->buf, buf_len); read_len 251 lib/utilunix.c while (read_len < 0 && errno == EINTR); read_len 253 lib/utilunix.c if (read_len < 0) read_len 259 lib/utilunix.c else if (read_len == 0) read_len 265 lib/utilunix.c ps->len = read_len;