INPUT_BUF_SIZE     49 kernel/console.c   char buf[INPUT_BUF_SIZE];
INPUT_BUF_SIZE    103 kernel/console.c     c = cons.buf[cons.r++ % INPUT_BUF_SIZE];
INPUT_BUF_SIZE    150 kernel/console.c           cons.buf[(cons.e-1) % INPUT_BUF_SIZE] != '\n'){
INPUT_BUF_SIZE    163 kernel/console.c     if(c != 0 && cons.e-cons.r < INPUT_BUF_SIZE){
INPUT_BUF_SIZE    170 kernel/console.c       cons.buf[cons.e++ % INPUT_BUF_SIZE] = c;
INPUT_BUF_SIZE    172 kernel/console.c       if(c == '\n' || c == C('D') || cons.e-cons.r == INPUT_BUF_SIZE){