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/* Copyright (c) 1986 Regents of the University of California */ |
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/* Copyright (c) 1992 Regents of the University of California */ |
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#ifndef lint |
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static char SCCSid[] = "$SunId$ LBL"; |
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#include "object.h" |
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#include "otypes.h" |
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extern int (*addobjnotify[])(); /* people to notify of new objects */ |
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static struct ohtab { |
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OBJECT *htab; /* table, if allocated */ |
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} modtab = {100, NULL}, objtab = {1000, NULL}; /* modifiers and objects */ |
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static int otndx(); |
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#ifdef GETOBJ |
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|
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int |
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object(oname) /* get an object number from its name */ |
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char *oname; |
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objndx(op) /* get object number from pointer */ |
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register OBJREC *op; |
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{ |
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register int ndx; |
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register int i, j; |
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ndx = otndx(oname, &objtab); |
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return(objtab.htab[ndx]); |
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for (i = nobjects>>6; i >= 0; i--) { |
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j = op - objblock[i]; |
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if (j >= 0 && j < 077) |
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return((i<<6) + j); |
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} |
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return(OVOID); |
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} |
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#endif |
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int |
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lastmod(obj, mname) /* find modifier definition before obj */ |
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OBJECT obj; |
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char *mname; |
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{ |
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register OBJREC *op; |
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register int i; |
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|
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for (i = obj; i-- > 0; ) { |
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op = objptr(i); |
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if (ismodifier(op->otype) && !strcmp(op->oname, mname)) |
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return(i); |
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} |
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return(OVOID); |
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} |
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int |
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modifier(mname) /* get a modifier number from its name */ |
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char *mname; |
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{ |
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} |
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#ifdef GETOBJ |
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int |
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object(oname) /* get an object number from its name */ |
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char *oname; |
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{ |
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register int ndx; |
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|
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ndx = otndx(oname, &objtab); |
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return(objtab.htab[ndx]); |
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} |
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#endif |
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insertobject(obj) /* insert new object into our list */ |
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register OBJECT obj; |
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{ |
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register int i; |
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#ifdef GETOBJ |
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i = otndx(objptr(obj)->oname, &objtab); |
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objtab.htab[i] = obj; |
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#endif |
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if (ismodifier(objptr(obj)->otype)) { |
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i = otndx(objptr(obj)->oname, &modtab); |
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modtab.htab[i] = obj; |
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} |
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#ifdef GETOBJ |
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else { |
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i = otndx(objptr(obj)->oname, &objtab); |
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objtab.htab[i] = obj; |
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} |
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#endif |
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for (i = 0; addobjnotify[i] != NULL; i++) |
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(*addobjnotify[i])(obj); |
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} |
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if (*hsp > oldsiz) |
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return(*hsp); |
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return(oldsiz*2 + 1); /* not always prime */ |
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} |
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static int |
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shash(s) /* hash a string */ |
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register char *s; |
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{ |
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register int h = 0; |
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while (*s) |
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h = (h<<1 & 0x7fff) ^ *s++; |
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return(h); |
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} |
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