| 516 |
|
|
| 517 |
|
|
| 518 |
|
|
| 519 |
|
|
| 520 |
|
#ifndef HAVE_STRERROR |
| 521 |
|
/************************************************* |
| 522 |
|
* Provide strerror() for non-ANSI libraries * |
| 523 |
|
*************************************************/ |
| 524 |
|
|
| 525 |
|
/* Some old-fashioned systems still around (e.g. SunOS4) don't have strerror() |
| 526 |
|
in their libraries, but can provide the same facility by this simple |
| 527 |
|
alternative function. */ |
| 528 |
|
|
| 529 |
|
extern int sys_nerr; |
| 530 |
|
extern char *sys_errlist[]; |
| 531 |
|
|
| 532 |
|
char * |
| 533 |
|
strerror(int n) |
| 534 |
|
{ |
| 535 |
|
if (n < 0 || n >= sys_nerr) return "unknown error number"; |
| 536 |
|
return sys_errlist[n]; |
| 537 |
|
} |
| 538 |
|
#endif /* HAVE_STRERROR */ |
| 539 |
|
|
| 540 |
|
|
| 541 |
|
|
| 542 |
|
|
| 543 |
/************************************************* |
/************************************************* |
| 544 |
* Read or extend an input line * |
* Read or extend an input line * |
| 545 |
*************************************************/ |
*************************************************/ |