| 362 | } |
| 363 | |
| 364 | void |
| 365 | db_check_interrupt(void) |
| 366 | { |
| 367 | int c; |
| 368 | |
| 369 | c = cnmaygetc(); |
| 370 | switch (c) { |
| 371 | case -1: /* no character */ |
| 372 | return; |
| 373 | |
| 374 | case CTRL('c'): |
| 375 | db_error((char *)0); |
| 376 | /*NOTREACHED*/ |
| 377 | |
| 378 | case CTRL('s'): |
| 379 | do { |
| 380 | c = cnmaygetc(); |
| 381 | if (c == CTRL('c')) |
| 382 | db_error((char *)0); |
| 383 | } while (c != CTRL('q')); |
| 384 | break; |
| 385 | |
| 386 | default: |
| 387 | /* drop on floor */ |
| 388 | break; |
| 389 | } |
| 390 | } |