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#include "copyright.h" |
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#include <ctype.h> |
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#include <string.h> |
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#include <stdio.h> |
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#ifdef _WIN32 |
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#define popen _popen |
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#define pclose _pclose |
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#endif |
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#include "platform.h" |
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#include "paths.h" |
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#include "standard.h" |
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#include "object.h" |
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#include "otypes.h" |
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void |
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readobj(inpspec) /* read in an object file or stream */ |
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char *inpspec; |
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readobj( /* read in an object file or stream */ |
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char *inpspec |
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) |
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{ |
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OBJECT lastobj; |
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FILE *infp; |
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char buf[1024]; |
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register int c; |
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char buf[2048]; |
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int c; |
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lastobj = nobjects; |
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if (inpspec == NULL) { |
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sprintf(errmsg, "cannot open scene file \"%s\"", inpspec); |
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error(SYSTEM, errmsg); |
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} |
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#ifdef getc_unlocked /* avoid stupid semaphores */ |
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flockfile(infp); |
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#endif |
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while ((c = getc(infp)) != EOF) { |
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if (isspace(c)) |
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continue; |
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} |
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if (inpspec[0] == '!') |
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pclose(infp); |
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< |
else |
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else if (infp != stdin) |
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fclose(infp); |
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#ifdef getc_unlocked |
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else |
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funlockfile(infp); |
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#endif |
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if (nobjects == lastobj) { |
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sprintf(errmsg, "(%s): empty file", inpspec); |
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error(WARNING, errmsg); |
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void |
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getobject(name, fp) /* read the next object */ |
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char *name; |
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< |
FILE *fp; |
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> |
getobject( /* read the next object */ |
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> |
char *name, |
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> |
FILE *fp |
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> |
) |
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{ |
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#define OALIAS -2 |
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OBJECT obj; |
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char sbuf[MAXSTR]; |
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int rval; |
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register OBJREC *objp; |
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> |
OBJREC *objp; |
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if ((obj = newobject()) == OVOID) |
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error(SYSTEM, "out of object space"); |
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/* get modifier */ |
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strcpy(sbuf, "EOF"); |
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fgetword(sbuf, MAXSTR, fp); |
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if (strchr(sbuf, '\t')) { |
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sprintf(errmsg, "(%s): illegal tab in modifier \"%s\"", |
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name, sbuf); |
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error(USER, errmsg); |
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} |
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if (!strcmp(sbuf, VOIDID)) |
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objp->omod = OVOID; |
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else if (!strcmp(sbuf, ALIASMOD)) |
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/* get identifier */ |
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sbuf[0] = '\0'; |
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fgetword(sbuf, MAXSTR, fp); |
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+ |
if (strchr(sbuf, '\t')) { |
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+ |
sprintf(errmsg, "(%s): illegal tab in identifier \"%s\"", |
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+ |
name, sbuf); |
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+ |
error(USER, errmsg); |
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} |
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objp->oname = savqstr(sbuf); |
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/* get arguments */ |
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if (objp->otype == MOD_ALIAS) { |
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< |
register OBJECT alias; |
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> |
OBJECT ref; |
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> |
OBJREC *rfp; |
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strcpy(sbuf, "EOF"); |
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fgetword(sbuf, MAXSTR, fp); |
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< |
if ((alias = modifier(sbuf)) == OVOID) { |
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> |
if ((ref = modifier(sbuf)) == OVOID) { |
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sprintf(errmsg, "(%s): bad reference \"%s\"", |
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name, sbuf); |
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objerror(objp, USER, errmsg); |
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< |
} |
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< |
if (objp->omod == OALIAS || |
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< |
objp->omod == objptr(alias)->omod) { |
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< |
objp->omod = alias; |
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> |
} /* skip pass-thru aliases */ |
| 140 |
> |
while ((rfp=objptr(ref))->otype == MOD_ALIAS && |
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> |
!rfp->oargs.nsargs & (rfp->omod != OVOID)) |
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> |
ref = rfp->omod; |
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> |
|
| 144 |
> |
if ((objp->omod == OALIAS) | (objp->omod == rfp->omod)) { |
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> |
objp->omod = ref; |
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} else { |
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objp->oargs.sarg = (char **)malloc(sizeof(char *)); |
| 148 |
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if (objp->oargs.sarg == NULL) |
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|
| 172 |
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|
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OBJECT |
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< |
newobject() /* get a new object */ |
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> |
newobject(void) /* get a new object */ |
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{ |
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< |
register int i; |
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> |
int i; |
| 177 |
|
|
| 178 |
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if ((nobjects & (OBJBLKSIZ-1)) == 0) { /* new block */ |
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errno = 0; |
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} |
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|
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void |
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< |
freeobjects(firstobj, nobjs) /* free a range of objects */ |
| 192 |
< |
OBJECT firstobj, nobjs; |
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> |
freeobjects( /* free a range of objects */ |
| 192 |
> |
int firstobj, |
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> |
int nobjs |
| 194 |
> |
) |
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{ |
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< |
register int obj; |
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> |
int obj; |
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/* check bounds */ |
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if (firstobj < 0) |
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return; |
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return; |
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/* clear objects */ |
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for (obj = firstobj+nobjs; obj-- > firstobj; ) { |
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< |
register OBJREC *o = objptr(obj); |
| 206 |
> |
OBJREC *o = objptr(obj); |
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free_os(o); /* free client memory */ |
| 208 |
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freeqstr(o->oname); |
| 209 |
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freefargs(&o->oargs); |
| 210 |
< |
bzero((void *)o, sizeof(OBJREC)); |
| 210 |
> |
memset((void *)o, '\0', sizeof(OBJREC)); |
| 211 |
|
} |
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– |
clearobjndx(); |
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|
/* free objects off end */ |
| 213 |
|
for (obj = nobjects; obj-- > 0; ) |
| 214 |
|
if (objptr(obj)->oname != NULL) |
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|
break; |
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< |
++obj; |
| 216 |
> |
if (++obj >= nobjects) |
| 217 |
> |
return; |
| 218 |
|
while (nobjects > obj) /* free empty end blocks */ |
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|
if ((--nobjects & (OBJBLKSIZ-1)) == 0) { |
| 220 |
|
int i = nobjects >> OBJBLKSHFT; |
| 221 |
|
free((void *)objblock[i]); |
| 222 |
|
objblock[i] = NULL; |
| 223 |
|
} |
| 224 |
+ |
truncobjndx(); /* truncate modifier look-up */ |
| 225 |
|
} |
