| 375 |
|
|
| 376 |
|
#else |
| 377 |
|
|
| 378 |
– |
#include <signal.h> |
| 379 |
– |
|
| 378 |
|
quit(code) /* exit gracefully */ |
| 379 |
|
int code; |
| 380 |
|
{ |
| 381 |
< |
int status; |
| 382 |
< |
|
| 383 |
< |
if (code) { /* abnormal exit -- kill children */ |
| 384 |
< |
signal(SIGPIPE, SIG_IGN); |
| 387 |
< |
kill(0, SIGPIPE); |
| 388 |
< |
} |
| 381 |
> |
register int i; |
| 382 |
> |
/* close input files */ |
| 383 |
> |
for (i = 0; i < nfile; i++) |
| 384 |
> |
fclose(input[i].fp); |
| 385 |
|
/* reap any children */ |
| 386 |
< |
while (wait(&status) != -1) |
| 387 |
< |
if (code == 0) |
| 392 |
< |
code = status>>8 & 0xff; |
| 386 |
> |
while (wait(0) != -1) |
| 387 |
> |
; |
| 388 |
|
exit(code); |
| 389 |
|
} |
| 390 |
|
|
