xref: /onnv-gate/usr/src/lib/libast/common/string/fmtdev.c (revision 12068:08a39a083754)
14887Schin /***********************************************************************
24887Schin *                                                                      *
34887Schin *               This software is part of the ast package               *
4*12068SRoger.Faulkner@Oracle.COM *          Copyright (c) 1985-2010 AT&T Intellectual Property          *
54887Schin *                      and is licensed under the                       *
64887Schin *                  Common Public License, Version 1.0                  *
78462SApril.Chin@Sun.COM *                    by AT&T Intellectual Property                     *
84887Schin *                                                                      *
94887Schin *                A copy of the License is available at                 *
104887Schin *            http://www.opensource.org/licenses/cpl1.0.txt             *
114887Schin *         (with md5 checksum 059e8cd6165cb4c31e351f2b69388fd9)         *
124887Schin *                                                                      *
134887Schin *              Information and Software Systems Research               *
144887Schin *                            AT&T Research                             *
154887Schin *                           Florham Park NJ                            *
164887Schin *                                                                      *
174887Schin *                 Glenn Fowler <gsf@research.att.com>                  *
184887Schin *                  David Korn <dgk@research.att.com>                   *
194887Schin *                   Phong Vo <kpv@research.att.com>                    *
204887Schin *                                                                      *
214887Schin ***********************************************************************/
224887Schin #pragma prototyped
234887Schin /*
244887Schin  * Glenn Fowler
254887Schin  * AT&T Bell Laboratories
264887Schin  *
274887Schin  * idevice() formatter
284887Schin  */
294887Schin 
304887Schin #include <ast.h>
314887Schin #include <ctype.h>
324887Schin #include <ls.h>
334887Schin 
344887Schin char*
fmtdev(struct stat * st)354887Schin fmtdev(struct stat* st)
364887Schin {
374887Schin 	char*		buf;
384887Schin 	int		z;
394887Schin 
404887Schin 	unsigned int	ma = major(idevice(st));
414887Schin 	unsigned int	mi = minor(idevice(st));
424887Schin 
434887Schin 	buf = fmtbuf(z = 17);
444887Schin 	if (ma == '#' && isalnum(mi))
454887Schin 	{
464887Schin 		/*
474887Schin 		 * Plan? Nein!
484887Schin 		 */
494887Schin 
504887Schin 		buf[0] = ma;
514887Schin 		buf[1] = mi;
524887Schin 		buf[2] = 0;
534887Schin 	}
544887Schin 	else
554887Schin 		sfsprintf(buf, z, "%03d,%03d", ma, mi);
564887Schin 	return buf;
574887Schin }
58