73 |
|
|
74 |
|
|
75 |
|
int |
76 |
< |
fundefined(fname) /* return # of arguments for function */ |
77 |
< |
char *fname; |
76 |
> |
fundefined( /* return # of arguments for function */ |
77 |
> |
char *fname |
78 |
> |
) |
79 |
|
{ |
80 |
< |
register LIBR *lp; |
81 |
< |
register VARDEF *vp; |
80 |
> |
LIBR *lp; |
81 |
> |
VARDEF *vp; |
82 |
|
|
83 |
|
if ((vp = varlookup(fname)) != NULL && vp->def != NULL |
84 |
|
&& vp->def->v.kid->type == FUNC) |
91 |
|
|
92 |
|
|
93 |
|
double |
94 |
< |
funvalue(fname, n, a) /* return a function value to the user */ |
95 |
< |
char *fname; |
96 |
< |
int n; |
97 |
< |
double *a; |
94 |
> |
funvalue( /* return a function value to the user */ |
95 |
> |
char *fname, |
96 |
> |
int n, |
97 |
> |
double *a |
98 |
> |
) |
99 |
|
{ |
100 |
|
ACTIVATION act; |
101 |
< |
register VARDEF *vp; |
101 |
> |
VARDEF *vp; |
102 |
|
double rval; |
103 |
|
/* push environment */ |
104 |
|
act.name = fname; |
123 |
|
|
124 |
|
|
125 |
|
void |
126 |
< |
funset(fname, nargs, assign, fptr) /* set a library function */ |
127 |
< |
char *fname; |
128 |
< |
int nargs; |
129 |
< |
int assign; |
130 |
< |
double (*fptr)(char *); |
126 |
> |
funset( /* set a library function */ |
127 |
> |
char *fname, |
128 |
> |
int nargs, |
129 |
> |
int assign, |
130 |
> |
double (*fptr)(char *) |
131 |
> |
) |
132 |
|
{ |
133 |
|
int oldlibsize = libsize; |
134 |
|
char *cp; |
135 |
< |
register LIBR *lp; |
135 |
> |
LIBR *lp; |
136 |
|
/* check for context */ |
137 |
|
for (cp = fname; *cp; cp++) |
138 |
|
; |
176 |
|
|
177 |
|
|
178 |
|
int |
179 |
< |
nargum() /* return number of available arguments */ |
179 |
> |
nargum(void) /* return number of available arguments */ |
180 |
|
{ |
181 |
< |
register int n; |
181 |
> |
int n; |
182 |
|
|
183 |
|
if (curact == NULL) |
184 |
|
return(0); |
192 |
|
|
193 |
|
|
194 |
|
double |
195 |
< |
argument(n) /* return nth argument for active function */ |
193 |
< |
register int n; |
195 |
> |
argument(int n) /* return nth argument for active function */ |
196 |
|
{ |
197 |
< |
register ACTIVATION *actp = curact; |
198 |
< |
register EPNODE *ep = NULL; |
197 |
> |
ACTIVATION *actp = curact; |
198 |
> |
EPNODE *ep = NULL; |
199 |
|
double aval; |
200 |
|
|
201 |
|
if (actp == NULL || --n < 0) { |
223 |
|
|
224 |
|
|
225 |
|
VARDEF * |
226 |
< |
argf(n) /* return function def for nth argument */ |
225 |
< |
int n; |
226 |
> |
argf(int n) /* return function def for nth argument */ |
227 |
|
{ |
228 |
< |
register ACTIVATION *actp; |
229 |
< |
register EPNODE *ep; |
228 |
> |
ACTIVATION *actp; |
229 |
> |
EPNODE *ep; |
230 |
|
|
231 |
|
for (actp = curact; actp != NULL; actp = actp->prev) { |
232 |
|
|
261 |
|
|
262 |
|
|
263 |
|
char * |
264 |
< |
argfun(n) /* return function name for nth argument */ |
264 |
< |
int n; |
264 |
> |
argfun(int n) /* return function name for nth argument */ |
265 |
|
{ |
266 |
|
return(argf(n)->name); |
267 |
|
} |
268 |
|
|
269 |
|
|
270 |
|
double |
271 |
< |
efunc(ep) /* evaluate a function */ |
272 |
< |
register EPNODE *ep; |
271 |
> |
efunc(EPNODE *ep) /* evaluate a function */ |
272 |
|
{ |
273 |
|
ACTIVATION act; |
274 |
|
double alist[ALISTSIZ]; |
275 |
|
double rval; |
276 |
< |
register VARDEF *dp; |
276 |
> |
VARDEF *dp; |
277 |
|
/* push environment */ |
278 |
|
dp = resolve(ep->v.kid); |
279 |
|
act.name = dp->name; |
294 |
|
|
295 |
|
|
296 |
|
LIBR * |
297 |
< |
liblookup(fname) /* look up a library function */ |
299 |
< |
char *fname; |
297 |
> |
liblookup(char *fname) /* look up a library function */ |
298 |
|
{ |
299 |
|
int upper, lower; |
300 |
< |
register int cm, i; |
300 |
> |
int cm, i; |
301 |
|
|
302 |
|
lower = 0; |
303 |
|
upper = cm = libsize; |
322 |
|
|
323 |
|
|
324 |
|
static double |
325 |
< |
libfunc(fname, vp) /* execute library function */ |
326 |
< |
char *fname; |
327 |
< |
VARDEF *vp; |
325 |
> |
libfunc( /* execute library function */ |
326 |
> |
char *fname, |
327 |
> |
VARDEF *vp |
328 |
> |
) |
329 |
|
{ |
330 |
< |
register LIBR *lp; |
330 |
> |
LIBR *lp; |
331 |
|
double d; |
332 |
|
int lasterrno; |
333 |
|
|
384 |
|
static double |
385 |
|
l_select(char *nm) /* return argument #(A1+1) */ |
386 |
|
{ |
387 |
< |
register int n; |
387 |
> |
int n; |
388 |
|
|
389 |
|
n = (int)(argument(1) + .5); |
390 |
|
if (n == 0) |