200 |
|
register int n; |
201 |
|
{ |
202 |
|
register ACTIVATION *actp = curact; |
203 |
< |
EPNODE *ep; |
203 |
> |
register EPNODE *ep; |
204 |
|
double aval; |
205 |
|
|
206 |
|
if (actp == NULL || --n < 0) { |
382 |
|
errno = 0; |
383 |
|
d = (*vp->lib->f)(vp->lib->fname); |
384 |
|
#ifdef IEEE |
385 |
< |
if (!finite(d)) |
386 |
< |
errno = EDOM; |
385 |
> |
if (errno == 0) |
386 |
> |
if (isnan(d)) |
387 |
> |
errno = EDOM; |
388 |
> |
else if (isinf(d)) |
389 |
> |
errno = ERANGE; |
390 |
|
#endif |
391 |
|
if (errno) { |
392 |
|
wputs(fname); |
393 |
< |
wputs(": bad call\n"); |
393 |
> |
if (errno == EDOM) |
394 |
> |
wputs(": domain error\n"); |
395 |
> |
else if (errno == ERANGE) |
396 |
> |
wputs(": range error\n"); |
397 |
> |
else |
398 |
> |
wputs(": error in call\n"); |
399 |
|
return(0.0); |
400 |
|
} |
401 |
|
errno = lasterrno; |