1*4887Schin /***********************************************************************
2*4887Schin *                                                                      *
3*4887Schin *               This software is part of the ast package               *
4*4887Schin *           Copyright (c) 1985-2007 AT&T Knowledge Ventures            *
5*4887Schin *                      and is licensed under the                       *
6*4887Schin *                  Common Public License, Version 1.0                  *
7*4887Schin *                      by AT&T Knowledge Ventures                      *
8*4887Schin *                                                                      *
9*4887Schin *                A copy of the License is available at                 *
10*4887Schin *            http://www.opensource.org/licenses/cpl1.0.txt             *
11*4887Schin *         (with md5 checksum 059e8cd6165cb4c31e351f2b69388fd9)         *
12*4887Schin *                                                                      *
13*4887Schin *              Information and Software Systems Research               *
14*4887Schin *                            AT&T Research                             *
15*4887Schin *                           Florham Park NJ                            *
16*4887Schin *                                                                      *
17*4887Schin *                 Glenn Fowler <gsf@research.att.com>                  *
18*4887Schin *                  David Korn <dgk@research.att.com>                   *
19*4887Schin *                   Phong Vo <kpv@research.att.com>                    *
20*4887Schin *                                                                      *
21*4887Schin ***********************************************************************/
22*4887Schin #pragma prototyped
23*4887Schin /*
24*4887Schin  * Glenn Fowler
25*4887Schin  * AT&T Bell Laboratories
26*4887Schin  *
27*4887Schin  * mode_t representation support
28*4887Schin  */
29*4887Schin 
30*4887Schin #include "modelib.h"
31*4887Schin 
32*4887Schin /*
33*4887Schin  * convert internal mode to external
34*4887Schin  */
35*4887Schin 
36*4887Schin #undef	modex
37*4887Schin 
38*4887Schin int
39*4887Schin modex(register int i)
40*4887Schin {
41*4887Schin #if _S_IDPERM && _S_IDTYPE
42*4887Schin 	return(i);
43*4887Schin #else
44*4887Schin 	register int	x;
45*4887Schin 	register int	c;
46*4887Schin 
47*4887Schin 	x = 0;
48*4887Schin #if _S_IDPERM
49*4887Schin 	x |= (i & 07777);
50*4887Schin #else
51*4887Schin 	for (c = 0; c < PERMLEN; c++)
52*4887Schin 		if (i & permmap[c++])
53*4887Schin 			x |= permmap[c];
54*4887Schin #endif
55*4887Schin #if _S_IDTYPE
56*4887Schin 	x |= (i & X_IFMT);
57*4887Schin #else
58*4887Schin 	if (S_ISREG(i)) x |= X_IFREG;
59*4887Schin 	else if (S_ISDIR(i)) x |= X_IFDIR;
60*4887Schin #ifdef S_ISLNK
61*4887Schin 	else if (S_ISLNK(i)) x |= X_IFLNK;
62*4887Schin #endif
63*4887Schin 	else if (S_ISBLK(i)) x |= X_IFBLK;
64*4887Schin 	else if (S_ISCHR(i)) x |= X_IFCHR;
65*4887Schin #ifdef S_ISCTG
66*4887Schin 	else if (S_ISCTG(i)) x |= X_IFCTG;
67*4887Schin #endif
68*4887Schin 	else if (S_ISFIFO(i)) x |= X_IFIFO;
69*4887Schin #ifdef S_ISSOCK
70*4887Schin 	else if (S_ISSOCK(i)) x |= X_IFSOCK;
71*4887Schin #endif
72*4887Schin #endif
73*4887Schin 	return(x);
74*4887Schin #endif
75*4887Schin }
76