1 7a4ee46d 2003-11-23 devnull #include "stdinc.h"
 2 7a4ee46d 2003-11-23 devnull #include "dat.h"
 3 7a4ee46d 2003-11-23 devnull #include "fns.h"
 4 7a4ee46d 2003-11-23 devnull 
 5 7a4ee46d 2003-11-23 devnull void
 6 7a4ee46d 2003-11-23 devnull usage(void)
 7 7a4ee46d 2003-11-23 devnull {
 8 7a4ee46d 2003-11-23 devnull 	fprint(2, "usage: fmtisect [-Z] [-b blocksize] name file\n");
 9 7a4ee46d 2003-11-23 devnull 	threadexitsall(0);
10 7a4ee46d 2003-11-23 devnull }
11 7a4ee46d 2003-11-23 devnull 
12 7a4ee46d 2003-11-23 devnull void
13 7a4ee46d 2003-11-23 devnull threadmain(int argc, char *argv[])
14 7a4ee46d 2003-11-23 devnull {
15 7a4ee46d 2003-11-23 devnull 	ISect *is;
16 7a4ee46d 2003-11-23 devnull 	Part *part;
17 7a4ee46d 2003-11-23 devnull 	char *file, *name;
18 7a4ee46d 2003-11-23 devnull 	int blocksize, setsize, zero;
19 7a4ee46d 2003-11-23 devnull 
20 7a4ee46d 2003-11-23 devnull 	fmtinstall('V', vtscorefmt);
21 7a4ee46d 2003-11-23 devnull 	statsinit();
22 7a4ee46d 2003-11-23 devnull 
23 7a4ee46d 2003-11-23 devnull 	blocksize = 8 * 1024;
24 7a4ee46d 2003-11-23 devnull 	setsize = 64 * 1024;
25 7a4ee46d 2003-11-23 devnull 	zero = 1;
26 7a4ee46d 2003-11-23 devnull 	ARGBEGIN{
27 7a4ee46d 2003-11-23 devnull 	case 'b':
28 7a4ee46d 2003-11-23 devnull 		blocksize = unittoull(ARGF());
29 7a4ee46d 2003-11-23 devnull 		if(blocksize == ~0)
30 7a4ee46d 2003-11-23 devnull 			usage();
31 7a4ee46d 2003-11-23 devnull 		if(blocksize > MaxDiskBlock){
32 7a4ee46d 2003-11-23 devnull 			fprint(2, "block size too large, max %d\n", MaxDiskBlock);
33 7a4ee46d 2003-11-23 devnull 			threadexitsall("usage");
34 7a4ee46d 2003-11-23 devnull 		}
35 7a4ee46d 2003-11-23 devnull 		break;
36 7a4ee46d 2003-11-23 devnull 	case 'Z':
37 7a4ee46d 2003-11-23 devnull 		zero = 0;
38 7a4ee46d 2003-11-23 devnull 		break;
39 7a4ee46d 2003-11-23 devnull 	default:
40 7a4ee46d 2003-11-23 devnull 		usage();
41 7a4ee46d 2003-11-23 devnull 		break;
42 7a4ee46d 2003-11-23 devnull 	}ARGEND
43 7a4ee46d 2003-11-23 devnull 
44 7a4ee46d 2003-11-23 devnull 	if(argc != 2)
45 7a4ee46d 2003-11-23 devnull 		usage();
46 7a4ee46d 2003-11-23 devnull 
47 7a4ee46d 2003-11-23 devnull 	name = argv[0];
48 7a4ee46d 2003-11-23 devnull 	file = argv[1];
49 7a4ee46d 2003-11-23 devnull 
50 7a4ee46d 2003-11-23 devnull 	if(nameok(name) < 0)
51 7a4ee46d 2003-11-23 devnull 		sysfatal("illegal name %s", name);
52 7a4ee46d 2003-11-23 devnull 
53 7a4ee46d 2003-11-23 devnull 	part = initpart(file, 0);
54 7a4ee46d 2003-11-23 devnull 	if(part == nil)
55 7a4ee46d 2003-11-23 devnull 		sysfatal("can't open partition %s: %r", file);
56 7a4ee46d 2003-11-23 devnull 
57 7a4ee46d 2003-11-23 devnull 	if(zero)
58 7a4ee46d 2003-11-23 devnull 		zeropart(part, blocksize);
59 7a4ee46d 2003-11-23 devnull 
60 7a4ee46d 2003-11-23 devnull 	fprint(2, "configuring index section %s with space for index config bytes=%d\n", name, setsize);
61 7a4ee46d 2003-11-23 devnull 	is = newisect(part, name, blocksize, setsize);
62 7a4ee46d 2003-11-23 devnull 	if(is == nil)
63 7a4ee46d 2003-11-23 devnull 		sysfatal("can't initialize new index: %r");
64 7a4ee46d 2003-11-23 devnull 
65 7a4ee46d 2003-11-23 devnull 	if(wbisect(is) < 0)
66 7a4ee46d 2003-11-23 devnull 		fprint(2, "can't write back index section header for %s: %r\n", file);
67 7a4ee46d 2003-11-23 devnull 
68 7a4ee46d 2003-11-23 devnull 	threadexitsall(0);
69 7a4ee46d 2003-11-23 devnull }