38 |
|
|
39 |
|
extern char *ecalloc(), *savestr(), *strcpy(); |
40 |
|
|
41 |
+ |
static int hash(); |
42 |
+ |
|
43 |
|
static double dvalue(); |
44 |
|
|
45 |
|
long eclock = -1; /* value storage timer */ |
260 |
|
register char *qn; |
261 |
|
{ |
262 |
|
while (*qn && *qn != CNTXMARK) /* find context mark */ |
263 |
< |
; |
263 |
> |
qn++; |
264 |
|
return(!strcmp(qn, context)); |
265 |
|
} |
266 |
|
|
335 |
|
char *name; |
336 |
|
{ |
337 |
|
register VARDEF *vp; |
336 |
– |
LIBR *libp; |
338 |
|
int hv; |
339 |
|
|
340 |
|
if ((vp = varlookup(name)) != NULL) { |
341 |
|
vp->nlinks++; |
342 |
|
return(vp); |
343 |
|
} |
344 |
+ |
vp = (VARDEF *)emalloc(sizeof(VARDEF)); |
345 |
|
#ifdef FUNCTION |
346 |
< |
libp = liblookup(name); |
346 |
> |
vp->lib = liblookup(name); |
347 |
|
#else |
348 |
< |
libp = NULL; |
348 |
> |
vp->lib = NULL; |
349 |
|
#endif |
350 |
< |
if (libp == NULL) /* if name not in library */ |
350 |
> |
if (vp->lib == NULL) /* if name not in library */ |
351 |
|
name = qualname(name, 0); /* use fully qualified version */ |
352 |
|
hv = hash(name); |
351 |
– |
vp = (VARDEF *)emalloc(sizeof(VARDEF)); |
353 |
|
vp->name = savestr(name); |
354 |
|
vp->nlinks = 1; |
355 |
|
vp->def = NULL; |
355 |
– |
vp->lib = libp; |
356 |
|
vp->next = hashtbl[hv]; |
357 |
|
hashtbl[hv] = vp; |
358 |
|
return(vp); |
359 |
|
} |
360 |
|
|
361 |
|
|
362 |
+ |
#ifdef FUNCTION |
363 |
+ |
libupdate(fn) /* update library links */ |
364 |
+ |
char *fn; |
365 |
+ |
{ |
366 |
+ |
register int i; |
367 |
+ |
register VARDEF *vp; |
368 |
+ |
/* if fn is NULL then relink all */ |
369 |
+ |
for (i = 0; i < NHASH; i++) |
370 |
+ |
for (vp = hashtbl[i]; vp != NULL; vp = vp->next) |
371 |
+ |
if (vp->lib != NULL || fn == NULL || !strcmp(fn, vp->name)) |
372 |
+ |
vp->lib = liblookup(vp->name); |
373 |
+ |
} |
374 |
+ |
#endif |
375 |
+ |
|
376 |
+ |
|
377 |
|
varfree(ln) /* release link to variable */ |
378 |
|
register VARDEF *ln; |
379 |
|
{ |
413 |
|
dnext() /* return pointer to next definition */ |
414 |
|
{ |
415 |
|
register EPNODE *ep; |
416 |
+ |
register char *nm; |
417 |
|
|
418 |
|
while (htndx < NHASH) { |
419 |
|
if (htpos == NULL) |
420 |
|
htpos = hashtbl[htndx++]; |
421 |
|
while (htpos != NULL) { |
422 |
|
ep = htpos->def; |
423 |
+ |
nm = htpos->name; |
424 |
|
htpos = htpos->next; |
425 |
< |
if (ep != NULL) |
425 |
> |
if (ep != NULL && incontext(nm)) |
426 |
|
return(ep); |
427 |
|
} |
428 |
|
} |