34 |
|
|
35 |
|
#define isdecimal(c) (isdigit(c) || (c) == '.') |
36 |
|
|
37 |
– |
#ifndef atof |
38 |
– |
extern double atof(); |
39 |
– |
#endif |
37 |
|
extern char *fgets(), *savestr(); |
38 |
|
extern char *emalloc(), *ecalloc(); |
39 |
|
extern EPNODE *curfunc; |
40 |
|
extern double efunc(), evariable(); |
41 |
< |
static double euminus(), echannel(), eargument(), enumber(); |
41 |
> |
static double euminus(), eargument(), enumber(); |
42 |
> |
#ifdef INCHAN |
43 |
> |
static double echannel(); |
44 |
> |
#endif |
45 |
|
static double eadd(), esubtr(), emult(), edivi(), epow(); |
46 |
|
static double ebotch(); |
47 |
|
|
128 |
|
epfree(epar) /* free a parse tree */ |
129 |
|
register EPNODE *epar; |
130 |
|
{ |
131 |
< |
register EPNODE *ep, *epn; |
131 |
> |
register EPNODE *ep; |
132 |
|
|
133 |
|
switch (epar->type) { |
134 |
|
|
149 |
|
break; |
150 |
|
|
151 |
|
default: |
152 |
< |
for (ep = epar->v.kid; ep != NULL; ep = epn) { |
153 |
< |
epn = ep->sibling; |
152 |
> |
while ((ep = epar->v.kid) != NULL) { |
153 |
> |
epar->v.kid = ep->sibling; |
154 |
|
epfree(ep); |
155 |
|
} |
156 |
|
break; |