xref: /onnv-gate/usr/src/lib/libast/common/string/modex.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  * mode_t representation support
284887Schin  */
294887Schin 
304887Schin #include "modelib.h"
314887Schin 
324887Schin /*
334887Schin  * convert internal mode to external
344887Schin  */
354887Schin 
364887Schin #undef	modex
374887Schin 
384887Schin int
modex(register int i)394887Schin modex(register int i)
404887Schin {
414887Schin #if _S_IDPERM && _S_IDTYPE
424887Schin 	return(i);
434887Schin #else
444887Schin 	register int	x;
454887Schin 	register int	c;
464887Schin 
474887Schin 	x = 0;
484887Schin #if _S_IDPERM
494887Schin 	x |= (i & 07777);
504887Schin #else
514887Schin 	for (c = 0; c < PERMLEN; c++)
524887Schin 		if (i & permmap[c++])
534887Schin 			x |= permmap[c];
544887Schin #endif
554887Schin #if _S_IDTYPE
564887Schin 	x |= (i & X_IFMT);
574887Schin #else
584887Schin 	if (S_ISREG(i)) x |= X_IFREG;
594887Schin 	else if (S_ISDIR(i)) x |= X_IFDIR;
604887Schin #ifdef S_ISLNK
614887Schin 	else if (S_ISLNK(i)) x |= X_IFLNK;
624887Schin #endif
634887Schin 	else if (S_ISBLK(i)) x |= X_IFBLK;
644887Schin 	else if (S_ISCHR(i)) x |= X_IFCHR;
654887Schin #ifdef S_ISCTG
664887Schin 	else if (S_ISCTG(i)) x |= X_IFCTG;
674887Schin #endif
684887Schin 	else if (S_ISFIFO(i)) x |= X_IFIFO;
694887Schin #ifdef S_ISSOCK
704887Schin 	else if (S_ISSOCK(i)) x |= X_IFSOCK;
714887Schin #endif
724887Schin #endif
734887Schin 	return(x);
744887Schin #endif
754887Schin }
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