xref: /titanic_44/usr/src/cmd/refer/inv5.c (revision b7f45089ccbe01bab3d7c7377b49d80d2ae18a69)
1 /*	Copyright (c) 1984, 1986, 1987, 1988, 1989 AT&T	*/
2 /*	  All Rights Reserved  	*/
3 
4 
5 /*
6  * Copyright (c) 1980 Regents of the University of California.
7  * All rights reserved. The Berkeley software License Agreement
8  * specifies the terms and conditions for redistribution.
9  */
10 
11 /*
12  * Copyright (c) 1983, 1984 1985, 1986, 1987, 1988, Sun Microsystems, Inc.
13  * All Rights Reserved.
14  */
15 
16 #pragma ident	"%Z%%M%	%I%	%E% SMI"
17 
18 #include <stdio.h>
19 #include <locale.h>
20 
21 recopy (ft, fb, fa, nhash)
22 FILE *ft, *fb, *fa;
23 {
24 	/* copy fb (old hash items/pointers) to ft (new ones) */
25 	int n, i, iflong;
26 	long getl();
27 	int getw();
28 	int *hpt_s;
29 	int (*getfun)();
30 	long *hpt_l;
31 	long k, lp;
32 	if (fa==NULL)
33 	{
34 		err(gettext("No old pointers"),0);
35 		return;
36 	}
37 	fread(&n, sizeof(n), 1, fa);
38 	fread(&iflong, sizeof(iflong), 1, fa);
39 	if (iflong)
40 	{
41 		hpt_l = (long *) calloc(sizeof(*hpt_l), n+1);
42 		n =fread(hpt_l, sizeof(*hpt_l), n, fa);
43 	}
44 	else
45 	{
46 		hpt_s =  (int *) calloc(sizeof(*hpt_s), n+1);
47 		n =fread(hpt_s, sizeof(*hpt_s), n, fa);
48 	}
49 	if (n!= nhash)
50 		fprintf(stderr, gettext("Changing hash value to old %d\n"),n);
51 	fclose(fa);
52 	if (iflong)
53 		getfun = (int(*)())getl;
54 	else
55 		getfun = getw;
56 	for(i=0; i<n; i++)
57 	{
58 		if (iflong)
59 			lp = hpt_l[i];
60 		else
61 			lp = hpt_s[i];
62 		fseek(fb, lp, 0);
63 		while ( (k= (*getfun)(fb) ) != -1)
64 			fprintf(ft, "%04d %06ld\n",i,k);
65 	}
66 	fclose(fb);
67 	return(n);
68 }
69