1/***********************************************************************
2*                                                                      *
3*               This software is part of the ast package               *
4*          Copyright (c) 1985-2011 AT&T Intellectual Property          *
5*                      and is licensed under the                       *
6*                 Eclipse Public License, Version 1.0                  *
7*                    by AT&T Intellectual Property                     *
8*                                                                      *
9*                A copy of the License is available at                 *
10*          http://www.eclipse.org/org/documents/epl-v10.html           *
11*         (with md5 checksum b35adb5213ca9657e911e9befb180842)         *
12*                                                                      *
13*              Information and Software Systems Research               *
14*                            AT&T Research                             *
15*                           Florham Park NJ                            *
16*                                                                      *
17*                 Glenn Fowler <gsf@research.att.com>                  *
18*                  David Korn <dgk@research.att.com>                   *
19*                   Phong Vo <kpv@research.att.com>                    *
20*                                                                      *
21***********************************************************************/
22#pragma prototyped
23/*
24 * Glenn Fowler
25 * AT&T Bell Laboratories
26 *
27 * st_dev formatter
28 */
29
30#include <ast.h>
31#include <ctype.h>
32#include <ls.h>
33
34char*
35fmtdev(struct stat* st)
36{
37	char*		buf;
38	unsigned long	mm;
39	unsigned int	ma;
40	unsigned int	mi;
41	int		z;
42
43	mm = (S_ISBLK(st->st_mode) || S_ISCHR(st->st_mode)) ? idevice(st) : st->st_dev;
44	ma = major(mm);
45	mi = minor(mm);
46	buf = fmtbuf(z = 17);
47	if (ma == '#' && isalnum(mi))
48	{
49		/*
50		 * Plan? Nein!
51		 */
52
53		buf[0] = ma;
54		buf[1] = mi;
55		buf[2] = 0;
56	}
57	else
58		sfsprintf(buf, z, "%03d,%03d", ma, mi);
59	return buf;
60}
61