/* * The authors of this software are Rob Pike and Ken Thompson. *              Copyright (c) 2002 by Lucent Technologies. * Permission to use, copy, modify, and distribute this software for any * purpose without fee is hereby granted, provided that this entire notice * is included in all copies of any software which is or includes a copy * or modification of this software and in all copies of the supporting * documentation for such software. * THIS SOFTWARE IS BEING PROVIDED "AS IS", WITHOUT ANY EXPRESS OR IMPLIED * WARRANTY.  IN PARTICULAR, NEITHER THE AUTHORS NOR LUCENT TECHNOLOGIES MAKE ANY * REPRESENTATION OR WARRANTY OF ANY KIND CONCERNING THE MERCHANTABILITY * OF THIS SOFTWARE OR ITS FITNESS FOR ANY PARTICULAR PURPOSE. */#include "lib9.h"#include "fmtdef.h" intfmtrune(Fmt *f, int r){	Rune *rt;	char *t;	int n; 	if(f->runes){		rt = f->to;		FMTRCHAR(f, rt, f->stop, r);		f->to = rt;		n = 1;	}else{		t = f->to;		FMTRUNE(f, t, f->stop, r);		n = t - (char*)f->to;		f->to = t;	}	f->nfmt += n;	return 0;}