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 Research
26*4887Schin  *
27*4887Schin  * universe support
28*4887Schin  *
29*4887Schin  * symbolic link external representation has trailing '\0' and $(...) style
30*4887Schin  * conditionals where $(...) corresponds to a kernel object (i.e., probably
31*4887Schin  * not environ)
32*4887Schin  *
33*4887Schin  * universe symlink conditionals use $(UNIVERSE)
34*4887Schin  */
35*4887Schin 
36*4887Schin #ifndef _UNIVLIB_H
37*4887Schin #define _UNIVLIB_H
38*4887Schin 
39*4887Schin #if defined(__STDPP__directive) && defined(__STDPP__hide)
40*4887Schin __STDPP__directive pragma pp:hide getuniverse readlink setuniverse symlink universe
41*4887Schin #else
42*4887Schin #define getuniverse	______getuniverse
43*4887Schin #define readlink	______readlink
44*4887Schin #define setuniverse	______setuniverse
45*4887Schin #define symlink		______symlink
46*4887Schin #define universe	______universe
47*4887Schin #endif
48*4887Schin 
49*4887Schin #include <ast.h>
50*4887Schin #include <ls.h>
51*4887Schin #include <errno.h>
52*4887Schin 
53*4887Schin #define UNIV_SIZE	9
54*4887Schin 
55*4887Schin #if _cmd_universe && _sys_universe
56*4887Schin #include <sys/universe.h>
57*4887Schin #endif
58*4887Schin 
59*4887Schin #if defined(__STDPP__directive) && defined(__STDPP__hide)
60*4887Schin __STDPP__directive pragma pp:nohide getuniverse readlink setuniverse symlink universe
61*4887Schin #else
62*4887Schin #undef	getuniverse
63*4887Schin #undef	readlink
64*4887Schin #undef	setuniverse
65*4887Schin #undef	symlink
66*4887Schin #undef	universe
67*4887Schin #endif
68*4887Schin 
69*4887Schin #if _cmd_universe
70*4887Schin #ifdef NUMUNIV
71*4887Schin #define UNIV_MAX	NUMUNIV
72*4887Schin #else
73*4887Schin #define UNIV_MAX	univ_max
74*4887Schin extern char*		univ_name[];
75*4887Schin extern int		univ_max;
76*4887Schin #endif
77*4887Schin 
78*4887Schin extern char		univ_cond[];
79*4887Schin extern int		univ_size;
80*4887Schin 
81*4887Schin #else
82*4887Schin 
83*4887Schin extern char		univ_env[];
84*4887Schin 
85*4887Schin #endif
86*4887Schin 
87*4887Schin extern int		getuniverse(char*);
88*4887Schin extern int		readlink(const char*, char*, int);
89*4887Schin extern int		setuniverse(int);
90*4887Schin extern int		symlink(const char*, const char*);
91*4887Schin extern int		universe(int);
92*4887Schin 
93*4887Schin #endif
94