xref: /titanic_44/usr/src/lib/libast/common/stdio/stdhdr.h (revision 2b4a78020b9c38d1b95e2f3fefa6d6e4be382d1f)
1 /***********************************************************************
2 *                                                                      *
3 *               This software is part of the ast package               *
4 *           Copyright (c) 1985-2007 AT&T Knowledge Ventures            *
5 *                      and is licensed under the                       *
6 *                  Common Public License, Version 1.0                  *
7 *                      by AT&T Knowledge Ventures                      *
8 *                                                                      *
9 *                A copy of the License is available at                 *
10 *            http://www.opensource.org/licenses/cpl1.0.txt             *
11 *         (with md5 checksum 059e8cd6165cb4c31e351f2b69388fd9)         *
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 #ifndef _STDHDR_H
25 #define _STDHDR_H	1
26 
27 #ifndef _NO_LARGEFILE64_SOURCE
28 #define _NO_LARGEFILE64_SOURCE	1
29 #endif
30 #undef	_LARGEFILE64_SOURCE
31 
32 #define _ast_fseeko	______fseeko
33 #define _ast_ftello	______ftello
34 #include "sfhdr.h"
35 #undef	_ast_fseeko
36 #undef	_ast_ftello
37 
38 #include "stdio.h"
39 
40 #define SF_MB		010000
41 #define SF_WC		020000
42 
43 #if _UWIN
44 
45 #define STDIO_TRANSFER	1
46 
47 typedef int (*Fun_f)();
48 
49 typedef struct Funvec_s
50 {
51 	const char*	name;
52 	Fun_f		vec[2];
53 } Funvec_t;
54 
55 extern int	_stdfun(Sfio_t*, Funvec_t*);
56 
57 #define STDIO_INT(p,n,t,f,a) \
58 	{ \
59 		typedef t (*_s_f)f; \
60 		int		_i; \
61 		static Funvec_t	_v = { n }; \
62 		if ((_i = _stdfun(p, &_v)) < 0) \
63 			return -1; \
64 		else if (_i > 0) \
65 			return ((_s_f)_v.vec[_i])a; \
66 	}
67 
68 #define STDIO_PTR(p,n,t,f,a) \
69 	{ \
70 		typedef t (*_s_f)f; \
71 		int		_i; \
72 		static Funvec_t	_v = { n }; \
73 		if ((_i = _stdfun(p, &_v)) < 0) \
74 			return 0; \
75 		else if (_i > 0) \
76 			return ((_s_f)_v.vec[_i])a; \
77 	}
78 
79 #define STDIO_VOID(p,n,t,f,a) \
80 	{ \
81 		typedef t (*_s_f)f; \
82 		int		_i; \
83 		static Funvec_t	_v = { n }; \
84 		if ((_i = _stdfun(p, &_v)) < 0) \
85 			return; \
86 		else if (_i > 0) \
87 		{ \
88 			((_s_f)_v.vec[_i])a; \
89 			return; \
90 		} \
91 	}
92 
93 #else
94 
95 #define STDIO_INT(p,n,t,f,a)
96 #define STDIO_PTR(p,n,t,f,a)
97 #define STDIO_VOID(p,n,t,f,a)
98 
99 #endif
100 
101 #define FWIDE(f,r) \
102 	do \
103 	{ \
104 		if (fwide(f, 0) < 0) \
105 			return r; \
106 		f->bits |= SF_WC; \
107 	} while (0)
108 
109 #ifdef __EXPORT__
110 #define extern	__EXPORT__
111 #endif
112 
113 extern int		sfdcwide(Sfio_t*);
114 
115 #endif
116