| 71 |
|
{ "tan", 1, ':', l_tan }, |
| 72 |
|
}; |
| 73 |
|
|
| 74 |
< |
static int libsize = 16; |
| 74 |
> |
static int libsize = 18; |
| 75 |
|
|
| 76 |
|
#define resolve(ep) ((ep)->type==VAR?(ep)->v.ln:argf((ep)->v.chan)) |
| 77 |
|
|
| 390 |
|
static double |
| 391 |
|
l_select(char *nm) /* return argument #(A1+1) */ |
| 392 |
|
{ |
| 393 |
< |
int n; |
| 393 |
> |
int narg = nargum(); |
| 394 |
> |
double a1 = argument(1); |
| 395 |
> |
int n = (int)(a1 + .5); |
| 396 |
|
|
| 397 |
< |
n = (int)(argument(1) + .5); |
| 396 |
< |
if (n == 0) |
| 397 |
< |
return(nargum()-1); |
| 398 |
< |
if (n < 1 || n > nargum()-1) { |
| 397 |
> |
if (a1 < -.5 || n >= narg) { |
| 398 |
|
errno = EDOM; |
| 399 |
|
return(0.0); |
| 400 |
|
} |
| 401 |
+ |
if (!n) /* asking max index? */ |
| 402 |
+ |
return(narg-1); |
| 403 |
|
return(argument(n+1)); |
| 404 |
|
} |
| 405 |
|
|
